diff options
Diffstat (limited to 'src/gallium')
70 files changed, 5140 insertions, 2115 deletions
diff --git a/src/gallium/auxiliary/draw/draw_context.c b/src/gallium/auxiliary/draw/draw_context.c index 78249054f2..b439bc4059 100644 --- a/src/gallium/auxiliary/draw/draw_context.c +++ b/src/gallium/auxiliary/draw/draw_context.c @@ -274,6 +274,14 @@ draw_enable_point_sprites(struct draw_context *draw, boolean enable) } +void +draw_set_force_passthrough( struct draw_context *draw, boolean enable ) +{ + draw_do_flush( draw, DRAW_FLUSH_STATE_CHANGE ); + draw->force_passthrough = enable; +} + + /** * Ask the draw module for the location/slot of the given vertex attribute in * a post-transformed vertex. diff --git a/src/gallium/auxiliary/draw/draw_context.h b/src/gallium/auxiliary/draw/draw_context.h index 0ab3681b64..3eeb453531 100644 --- a/src/gallium/auxiliary/draw/draw_context.h +++ b/src/gallium/auxiliary/draw/draw_context.h @@ -160,6 +160,9 @@ void draw_set_render( struct draw_context *draw, void draw_set_driver_clipping( struct draw_context *draw, boolean bypass_clipping ); +void draw_set_force_passthrough( struct draw_context *draw, + boolean enable ); + /******************************************************************************* * Draw pipeline */ diff --git a/src/gallium/auxiliary/draw/draw_pipe_vbuf.c b/src/gallium/auxiliary/draw/draw_pipe_vbuf.c index c0cf4269db..9825e116c3 100644 --- a/src/gallium/auxiliary/draw/draw_pipe_vbuf.c +++ b/src/gallium/auxiliary/draw/draw_pipe_vbuf.c @@ -231,9 +231,9 @@ vbuf_set_prim( struct vbuf_stage *vbuf, uint prim ) unsigned emit_sz = 0; unsigned src_buffer = 0; unsigned output_format; - unsigned src_offset = (vbuf->vinfo->src_index[i] * 4 * sizeof(float) ); + unsigned src_offset = (vbuf->vinfo->attrib[i].src_index * 4 * sizeof(float) ); - switch (vbuf->vinfo->emit[i]) { + switch (vbuf->vinfo->attrib[i].emit) { case EMIT_4F: output_format = PIPE_FORMAT_R32G32B32A32_FLOAT; emit_sz = 4 * sizeof(float); diff --git a/src/gallium/auxiliary/draw/draw_private.h b/src/gallium/auxiliary/draw/draw_private.h index 626a2e3e30..5d531146c5 100644 --- a/src/gallium/auxiliary/draw/draw_private.h +++ b/src/gallium/auxiliary/draw/draw_private.h @@ -163,12 +163,15 @@ struct draw_context struct { boolean bypass_clipping; + boolean bypass_vs; } driver; boolean flushing; /**< debugging/sanity */ boolean suspend_flushing; /**< internally set */ boolean bypass_clipping; /**< set if either api or driver bypass_clipping true */ + boolean force_passthrough; /**< never clip or shade */ + /* pipe state that we need: */ const struct pipe_rasterizer_state *rasterizer; struct pipe_viewport_state viewport; @@ -193,7 +196,7 @@ struct draw_context const float (*aligned_constants)[4]; - float (*aligned_constant_storage)[4]; + const float (*aligned_constant_storage)[4]; unsigned const_storage_size; diff --git a/src/gallium/auxiliary/draw/draw_pt.c b/src/gallium/auxiliary/draw/draw_pt.c index 669c11c993..87ec6ae20c 100644 --- a/src/gallium/auxiliary/draw/draw_pt.c +++ b/src/gallium/auxiliary/draw/draw_pt.c @@ -69,26 +69,26 @@ draw_pt_arrays(struct draw_context *draw, return TRUE; } - - if (!draw->render) { - opt |= PT_PIPELINE; - } - - if (draw_need_pipeline(draw, - draw->rasterizer, - prim)) { - opt |= PT_PIPELINE; - } - - if (!draw->bypass_clipping && !draw->pt.test_fse) { - opt |= PT_CLIPTEST; + if (!draw->force_passthrough) { + if (!draw->render) { + opt |= PT_PIPELINE; + } + + if (draw_need_pipeline(draw, + draw->rasterizer, + prim)) { + opt |= PT_PIPELINE; + } + + if (!draw->bypass_clipping && !draw->pt.test_fse) { + opt |= PT_CLIPTEST; + } + + if (!draw->rasterizer->bypass_vs) { + opt |= PT_SHADE; + } } - - if (!draw->rasterizer->bypass_vs) { - opt |= PT_SHADE; - } - - + if (opt == 0) middle = draw->pt.middle.fetch_emit; else if (opt == PT_SHADE && !draw->pt.no_fse) diff --git a/src/gallium/auxiliary/draw/draw_pt_emit.c b/src/gallium/auxiliary/draw/draw_pt_emit.c index d4eca80588..d520b05869 100644 --- a/src/gallium/auxiliary/draw/draw_pt_emit.c +++ b/src/gallium/auxiliary/draw/draw_pt_emit.c @@ -84,11 +84,11 @@ void draw_pt_emit_prepare( struct pt_emit *emit, unsigned emit_sz = 0; unsigned src_buffer = 0; unsigned output_format; - unsigned src_offset = (vinfo->src_index[i] * 4 * sizeof(float) ); + unsigned src_offset = (vinfo->attrib[i].src_index * 4 * sizeof(float) ); - switch (vinfo->emit[i]) { + switch (vinfo->attrib[i].emit) { case EMIT_4F: output_format = PIPE_FORMAT_R32G32B32A32_FLOAT; emit_sz = 4 * sizeof(float); diff --git a/src/gallium/auxiliary/draw/draw_pt_fetch_emit.c b/src/gallium/auxiliary/draw/draw_pt_fetch_emit.c index 5a4db6cfe5..3966ad48ba 100644 --- a/src/gallium/auxiliary/draw/draw_pt_fetch_emit.c +++ b/src/gallium/auxiliary/draw/draw_pt_fetch_emit.c @@ -121,7 +121,7 @@ static void fetch_emit_prepare( struct draw_pt_middle_end *middle, memset(&key, 0, sizeof(key)); for (i = 0; i < vinfo->num_attribs; i++) { - const struct pipe_vertex_element *src = &draw->pt.vertex_element[vinfo->src_index[i]]; + const struct pipe_vertex_element *src = &draw->pt.vertex_element[vinfo->attrib[i].src_index]; unsigned emit_sz = 0; unsigned input_format = src->src_format; @@ -129,7 +129,7 @@ static void fetch_emit_prepare( struct draw_pt_middle_end *middle, unsigned input_offset = src->src_offset; unsigned output_format; - switch (vinfo->emit[i]) { + switch (vinfo->attrib[i].emit) { case EMIT_4F: output_format = PIPE_FORMAT_R32G32B32A32_FLOAT; emit_sz = 4 * sizeof(float); diff --git a/src/gallium/auxiliary/draw/draw_pt_fetch_shade_emit.c b/src/gallium/auxiliary/draw/draw_pt_fetch_shade_emit.c index 73fc70c1bc..f7e6a1a8ee 100644 --- a/src/gallium/auxiliary/draw/draw_pt_fetch_shade_emit.c +++ b/src/gallium/auxiliary/draw/draw_pt_fetch_shade_emit.c @@ -79,6 +79,7 @@ static void fse_prepare( struct draw_pt_middle_end *middle, unsigned num_vs_inputs = draw->vs.vertex_shader->info.num_inputs; const struct vertex_info *vinfo; unsigned i; + unsigned nr_vbs = 0; if (!draw->render->set_primitive( draw->render, @@ -102,7 +103,7 @@ static void fse_prepare( struct draw_pt_middle_end *middle, fse->key.viewport = !draw->identity_viewport; fse->key.clip = !draw->bypass_clipping; - fse->key.pad = 0; + fse->key.const_vbuffers = 0; memset(fse->key.element, 0, fse->key.nr_elements * sizeof(fse->key.element[0])); @@ -116,16 +117,23 @@ static void fse_prepare( struct draw_pt_middle_end *middle, */ fse->key.element[i].in.buffer = src->vertex_buffer_index; fse->key.element[i].in.offset = src->src_offset; + nr_vbs = MAX2(nr_vbs, src->vertex_buffer_index + 1); } + for (i = 0; i < 5 && i < nr_vbs; i++) { + if (draw->pt.vertex_buffer[i].pitch == 0) + fse->key.const_vbuffers |= (1<<i); + } + if (0) debug_printf("%s: lookup const_vbuffers: %x\n", __FUNCTION__, fse->key.const_vbuffers); + { unsigned dst_offset = 0; for (i = 0; i < vinfo->num_attribs; i++) { unsigned emit_sz = 0; - switch (vinfo->emit[i]) { + switch (vinfo->attrib[i].emit) { case EMIT_4F: emit_sz = 4 * sizeof(float); break; @@ -153,8 +161,8 @@ static void fse_prepare( struct draw_pt_middle_end *middle, * numbers, not to positions in the hw vertex description -- * that's handled by the output_offset field. */ - fse->key.element[i].out.format = vinfo->emit[i]; - fse->key.element[i].out.vs_output = vinfo->src_index[i]; + fse->key.element[i].out.format = vinfo->attrib[i].emit; + fse->key.element[i].out.vs_output = vinfo->attrib[i].src_index; fse->key.element[i].out.offset = dst_offset; dst_offset += emit_sz; @@ -162,13 +170,7 @@ static void fse_prepare( struct draw_pt_middle_end *middle, } } - - /* Would normally look up a vertex shader and peruse its list of - * varients somehow. We omitted that step and put all the - * hardcoded "shaders" into an array. We're just making the - * assumption that this happens to be a matching shader... ie - * you're running isosurf, aren't you? - */ + fse->active = draw_vs_lookup_varient( draw->vs.vertex_shader, &fse->key ); @@ -177,18 +179,17 @@ static void fse_prepare( struct draw_pt_middle_end *middle, return ; } + if (0) debug_printf("%s: found const_vbuffers: %x\n", __FUNCTION__, + fse->active->key.const_vbuffers); + /* Now set buffer pointers: */ - for (i = 0; i < num_vs_inputs; i++) { - unsigned buf = draw->pt.vertex_element[i].vertex_buffer_index; - - fse->active->set_input( fse->active, - i, - - ((const ubyte *) draw->pt.user.vbuffer[buf] + - draw->pt.vertex_buffer[buf].buffer_offset), - - draw->pt.vertex_buffer[buf].pitch ); + for (i = 0; i < draw->pt.nr_vertex_buffers; i++) { + fse->active->set_buffer( fse->active, + i, + ((const ubyte *) draw->pt.user.vbuffer[i] + + draw->pt.vertex_buffer[i].buffer_offset), + draw->pt.vertex_buffer[i].pitch ); } *max_vertices = (draw->render->max_vertex_buffer_bytes / diff --git a/src/gallium/auxiliary/draw/draw_vertex.c b/src/gallium/auxiliary/draw/draw_vertex.c index 1446f785c5..3214213e44 100644 --- a/src/gallium/auxiliary/draw/draw_vertex.c +++ b/src/gallium/auxiliary/draw/draw_vertex.c @@ -49,7 +49,7 @@ draw_compute_vertex_size(struct vertex_info *vinfo) vinfo->size = 0; for (i = 0; i < vinfo->num_attribs; i++) { - switch (vinfo->emit[i]) { + switch (vinfo->attrib[i].emit) { case EMIT_OMIT: break; case EMIT_4UB: @@ -81,8 +81,8 @@ draw_dump_emitted_vertex(const struct vertex_info *vinfo, const uint8_t *data) unsigned i, j; for (i = 0; i < vinfo->num_attribs; i++) { - j = vinfo->src_index[i]; - switch (vinfo->emit[i]) { + j = vinfo->attrib[i].src_index; + switch (vinfo->attrib[i].emit) { case EMIT_OMIT: debug_printf("EMIT_OMIT:"); break; diff --git a/src/gallium/auxiliary/draw/draw_vertex.h b/src/gallium/auxiliary/draw/draw_vertex.h index 16c65c4317..a943607d7e 100644 --- a/src/gallium/auxiliary/draw/draw_vertex.h +++ b/src/gallium/auxiliary/draw/draw_vertex.h @@ -75,12 +75,41 @@ struct vertex_info { uint num_attribs; uint hwfmt[4]; /**< hardware format info for this format */ - enum interp_mode interp_mode[PIPE_MAX_SHADER_INPUTS]; - enum attrib_emit emit[PIPE_MAX_SHADER_INPUTS]; /**< EMIT_x */ - uint src_index[PIPE_MAX_SHADER_INPUTS]; /**< map to post-xform attribs */ uint size; /**< total vertex size in dwords */ + + /* Keep this small and at the end of the struct to allow quick + * memcmp() comparisons. + */ + struct { + ubyte interp_mode:4; /**< INTERP_x */ + ubyte emit:4; /**< EMIT_x */ + ubyte src_index; /**< map to post-xform attribs */ + } attrib[PIPE_MAX_SHADER_INPUTS]; }; +static INLINE int +draw_vinfo_size( const struct vertex_info *a ) +{ + return ((const char *)&a->attrib[a->num_attribs] - + (const char *)a); +} + +static INLINE int +draw_vinfo_compare( const struct vertex_info *a, + const struct vertex_info *b ) +{ + unsigned sizea = draw_vinfo_size( a ); + return memcmp( a, b, sizea ); +} + +static INLINE void +draw_vinfo_copy( struct vertex_info *dst, + const struct vertex_info *src ) +{ + unsigned size = draw_vinfo_size( src ); + memcpy( dst, src, size ); +} + /** @@ -91,14 +120,15 @@ struct vertex_info */ static INLINE uint draw_emit_vertex_attr(struct vertex_info *vinfo, - enum attrib_emit emit, enum interp_mode interp, + enum attrib_emit emit, + enum interp_mode interp, /* only used by softpipe??? */ uint src_index) { const uint n = vinfo->num_attribs; assert(n < PIPE_MAX_SHADER_INPUTS); - vinfo->emit[n] = emit; - vinfo->interp_mode[n] = interp; - vinfo->src_index[n] = src_index; + vinfo->attrib[n].emit = emit; + vinfo->attrib[n].interp_mode = interp; + vinfo->attrib[n].src_index = src_index; vinfo->num_attribs++; return n; } diff --git a/src/gallium/auxiliary/draw/draw_vs.h b/src/gallium/auxiliary/draw/draw_vs.h index 45992d1986..68c24abad3 100644 --- a/src/gallium/auxiliary/draw/draw_vs.h +++ b/src/gallium/auxiliary/draw/draw_vs.h @@ -64,7 +64,7 @@ struct draw_vs_varient_key { unsigned nr_outputs:8; unsigned viewport:1; unsigned clip:1; - unsigned pad:5; + unsigned const_vbuffers:5; struct draw_varient_element element[PIPE_MAX_ATTRIBS]; }; @@ -76,7 +76,7 @@ struct draw_vs_varient { struct draw_vertex_shader *vs; - void (*set_input)( struct draw_vs_varient *, + void (*set_buffer)( struct draw_vs_varient *, unsigned i, const void *ptr, unsigned stride ); diff --git a/src/gallium/auxiliary/draw/draw_vs_aos.c b/src/gallium/auxiliary/draw/draw_vs_aos.c index a556477a76..87232865e2 100644 --- a/src/gallium/auxiliary/draw/draw_vs_aos.c +++ b/src/gallium/auxiliary/draw/draw_vs_aos.c @@ -92,9 +92,9 @@ struct x86_reg aos_get_x86( struct aos_compilation *cp, assert(which_reg == 1); offset = Offset(struct aos_machine, constants); break; - case X86_ATTRIBS: + case X86_BUFFERS: assert(which_reg == 0); - offset = Offset(struct aos_machine, attrib); + offset = Offset(struct aos_machine, buffer); break; default: assert(0); @@ -196,6 +196,18 @@ static void spill( struct aos_compilation *cp, unsigned idx ) } +void aos_spill_all( struct aos_compilation *cp ) +{ + unsigned i; + + for (i = 0; i < 8; i++) { + if (cp->xmm[i].dirty) + spill(cp, i); + aos_release_xmm_reg(cp, i); + } +} + + static struct x86_reg get_xmm_writable( struct aos_compilation *cp, struct x86_reg reg ) { @@ -1939,6 +1951,11 @@ static boolean build_vertex_program( struct draw_vs_varient_aos_sse *varient, save_fpu_state( &cp ); set_fpu_round_nearest( &cp ); + aos_init_inputs( &cp, linear ); + + cp.x86_reg[0] = 0; + cp.x86_reg[1] = 0; + /* Note address for loop jump */ label = x86_get_label(cp.func); @@ -2018,13 +2035,7 @@ static boolean build_vertex_program( struct draw_vs_varient_aos_sse *varient, /* Incr index */ - if (linear) { - x86_inc(cp.func, cp.idx_EBX); - } - else { - x86_lea(cp.func, cp.idx_EBX, x86_make_disp(cp.idx_EBX, 4)); - } - + aos_incr_inputs( &cp, linear ); } /* decr count, loop if not zero */ @@ -2065,15 +2076,13 @@ static void vaos_set_buffer( struct draw_vs_varient *varient, unsigned stride ) { struct draw_vs_varient_aos_sse *vaos = (struct draw_vs_varient_aos_sse *)varient; - unsigned i; - for (i = 0; i < vaos->base.key.nr_inputs; i++) { - if (vaos->base.key.element[i].in.buffer == buf) { - vaos->attrib[i].input_ptr = ((char *)ptr + - vaos->base.key.element[i].in.offset); - vaos->attrib[i].input_stride = stride; - } + if (buf < vaos->nr_vb) { + vaos->buffer[buf].base_ptr = (char *)ptr; + vaos->buffer[buf].stride = stride; } + + if (0) debug_printf("%s %d/%d: %p %d\n", __FUNCTION__, buf, vaos->nr_vb, ptr, stride); } @@ -2086,10 +2095,12 @@ static void PIPE_CDECL vaos_run_elts( struct draw_vs_varient *varient, struct draw_vs_varient_aos_sse *vaos = (struct draw_vs_varient_aos_sse *)varient; struct aos_machine *machine = vaos->draw->vs.aos_machine; + if (0) debug_printf("%s %d\n", __FUNCTION__, count); + machine->internal[IMM_PSIZE][0] = vaos->draw->rasterizer->point_size; machine->constants = vaos->draw->vs.aligned_constants; machine->immediates = vaos->base.vs->immediates; - machine->attrib = vaos->attrib; + machine->buffer = vaos->buffer; vaos->gen_run_elts( machine, elts, @@ -2105,10 +2116,13 @@ static void PIPE_CDECL vaos_run_linear( struct draw_vs_varient *varient, struct draw_vs_varient_aos_sse *vaos = (struct draw_vs_varient_aos_sse *)varient; struct aos_machine *machine = vaos->draw->vs.aos_machine; + if (0) debug_printf("%s %d %d const: %x\n", __FUNCTION__, start, count, + vaos->base.key.const_vbuffers); + machine->internal[IMM_PSIZE][0] = vaos->draw->rasterizer->point_size; machine->constants = vaos->draw->vs.aligned_constants; machine->immediates = vaos->base.vs->immediates; - machine->attrib = vaos->attrib; + machine->buffer = vaos->buffer; vaos->gen_run_linear( machine, start, @@ -2127,7 +2141,7 @@ static void vaos_destroy( struct draw_vs_varient *varient ) { struct draw_vs_varient_aos_sse *vaos = (struct draw_vs_varient_aos_sse *)varient; - FREE( vaos->attrib ); + FREE( vaos->buffer ); x86_release_func( &vaos->func[0] ); x86_release_func( &vaos->func[1] ); @@ -2140,6 +2154,7 @@ static void vaos_destroy( struct draw_vs_varient *varient ) static struct draw_vs_varient *varient_aos_sse( struct draw_vertex_shader *vs, const struct draw_vs_varient_key *key ) { + unsigned i; struct draw_vs_varient_aos_sse *vaos = CALLOC_STRUCT(draw_vs_varient_aos_sse); if (!vaos) @@ -2147,17 +2162,22 @@ static struct draw_vs_varient *varient_aos_sse( struct draw_vertex_shader *vs, vaos->base.key = *key; vaos->base.vs = vs; - vaos->base.set_input = vaos_set_buffer; + vaos->base.set_buffer = vaos_set_buffer; vaos->base.destroy = vaos_destroy; vaos->base.run_linear = vaos_run_linear; vaos->base.run_elts = vaos_run_elts; vaos->draw = vs->draw; - vaos->attrib = MALLOC( key->nr_inputs * sizeof(vaos->attrib[0]) ); - if (!vaos->attrib) + for (i = 0; i < key->nr_inputs; i++) + vaos->nr_vb = MAX2( vaos->nr_vb, key->element[i].in.buffer + 1 ); + + vaos->buffer = MALLOC( vaos->nr_vb * sizeof(vaos->buffer[0]) ); + if (!vaos->buffer) goto fail; + debug_printf("nr_vb: %d const: %x\n", vaos->nr_vb, vaos->base.key.const_vbuffers); + #if 0 tgsi_dump(vs->state.tokens, 0); #endif @@ -2179,8 +2199,8 @@ static struct draw_vs_varient *varient_aos_sse( struct draw_vertex_shader *vs, return &vaos->base; fail: - if (vaos && vaos->attrib) - FREE(vaos->attrib); + if (vaos && vaos->buffer) + FREE(vaos->buffer); if (vaos) x86_release_func( &vaos->func[0] ); diff --git a/src/gallium/auxiliary/draw/draw_vs_aos.h b/src/gallium/auxiliary/draw/draw_vs_aos.h index 7fe6f79db0..264387517b 100644 --- a/src/gallium/auxiliary/draw/draw_vs_aos.h +++ b/src/gallium/auxiliary/draw/draw_vs_aos.h @@ -87,9 +87,10 @@ struct lit_info { #define MAX_SHINE_TAB 4 #define MAX_LIT_INFO 16 -struct aos_attrib { - const void *input_ptr; - unsigned input_stride; +struct aos_buffer { + const void *base_ptr; + unsigned stride; + void *ptr; /* updated per vertex */ }; @@ -123,7 +124,7 @@ struct aos_machine { const float (*immediates)[4]; /* points to shader data */ const float (*constants)[4]; /* points to draw data */ - const struct aos_attrib *attrib; /* points to ? */ + const struct aos_buffer *buffer; /* points to ? */ }; @@ -175,12 +176,15 @@ void aos_adopt_xmm_reg( struct aos_compilation *cp, unsigned idx, unsigned dirty ); +void aos_spill_all( struct aos_compilation *cp ); + struct x86_reg aos_get_shader_reg( struct aos_compilation *cp, unsigned file, unsigned idx ); -boolean aos_fetch_inputs( struct aos_compilation *cp, - boolean linear ); +boolean aos_init_inputs( struct aos_compilation *cp, boolean linear ); +boolean aos_fetch_inputs( struct aos_compilation *cp, boolean linear ); +boolean aos_incr_inputs( struct aos_compilation *cp, boolean linear ); boolean aos_emit_outputs( struct aos_compilation *cp ); @@ -210,7 +214,7 @@ do { \ #define X86_NULL 0 #define X86_IMMEDIATES 1 #define X86_CONSTANTS 2 -#define X86_ATTRIBS 3 +#define X86_BUFFERS 3 struct x86_reg aos_get_x86( struct aos_compilation *cp, unsigned which_reg, @@ -232,7 +236,8 @@ struct draw_vs_varient_aos_sse { struct draw_vs_varient base; struct draw_context *draw; - struct aos_attrib *attrib; + struct aos_buffer *buffer; + unsigned nr_vb; vaos_run_linear_func gen_run_linear; vaos_run_elts_func gen_run_elts; diff --git a/src/gallium/auxiliary/draw/draw_vs_aos_io.c b/src/gallium/auxiliary/draw/draw_vs_aos_io.c index 26297c74f8..dd79bc799a 100644 --- a/src/gallium/auxiliary/draw/draw_vs_aos_io.c +++ b/src/gallium/auxiliary/draw/draw_vs_aos_io.c @@ -54,6 +54,7 @@ static void emit_load_R32G32B32( struct aos_compilation *cp, struct x86_reg data, struct x86_reg src_ptr ) { +#if 1 sse_movss(cp->func, data, x86_make_disp(src_ptr, 8)); /* data = z ? ? ? */ sse_shufps(cp->func, data, aos_get_internal_xmm( cp, IMM_IDENTITY ), SHUF(X,Y,Z,W) ); @@ -62,6 +63,16 @@ static void emit_load_R32G32B32( struct aos_compilation *cp, /* data = ? 0 z 1 */ sse_movlps(cp->func, data, src_ptr); /* data = x y z 1 */ +#else + sse_movups(cp->func, data, src_ptr); + /* data = x y z ? */ + sse2_pshufd(cp->func, data, data, SHUF(W,X,Y,Z) ); + /* data = ? x y z */ + sse_movss(cp->func, data, aos_get_internal_xmm( cp, IMM_ONES ) ); + /* data = 1 x y z */ + sse2_pshufd(cp->func, data, data, SHUF(Y,Z,W,X) ); + /* data = x y z 1 */ +#endif } static void emit_load_R32G32( struct aos_compilation *cp, @@ -95,28 +106,6 @@ static void emit_load_R8G8B8A8_UNORM( struct aos_compilation *cp, -static void get_src_ptr( struct aos_compilation *cp, - struct x86_reg src, - struct x86_reg elt, - unsigned a ) -{ - struct x86_reg attrib = x86_make_disp(aos_get_x86( cp, 0, X86_ATTRIBS ), - a * sizeof(struct aos_attrib)); - - struct x86_reg input_ptr = x86_make_disp(attrib, - Offset(struct aos_attrib, input_ptr)); - - struct x86_reg input_stride = x86_make_disp(attrib, - Offset(struct aos_attrib, input_stride)); - - /* Calculate pointer to current attrib: - */ - x86_mov(cp->func, src, input_stride); - x86_imul(cp->func, src, elt); - x86_add(cp->func, src, input_ptr); -} - - /* Extended swizzles? Maybe later. */ static void emit_swizzle( struct aos_compilation *cp, @@ -128,22 +117,60 @@ static void emit_swizzle( struct aos_compilation *cp, } + +static boolean get_buffer_ptr( struct aos_compilation *cp, + boolean linear, + unsigned buf_idx, + struct x86_reg elt, + struct x86_reg ptr) +{ + struct x86_reg buf = x86_make_disp(aos_get_x86( cp, 0, X86_BUFFERS ), + buf_idx * sizeof(struct aos_buffer)); + + struct x86_reg buf_stride = x86_make_disp(buf, + Offset(struct aos_buffer, stride)); + if (linear) { + struct x86_reg buf_ptr = x86_make_disp(buf, + Offset(struct aos_buffer, ptr)); + + + /* Calculate pointer to current attrib: + */ + x86_mov(cp->func, ptr, buf_ptr); + x86_mov(cp->func, elt, buf_stride); + x86_add(cp->func, elt, ptr); + if (buf_idx == 0) sse_prefetchnta(cp->func, x86_make_disp(elt, 192)); + x86_mov(cp->func, buf_ptr, elt); + } + else { + struct x86_reg buf_base_ptr = x86_make_disp(buf, + Offset(struct aos_buffer, base_ptr)); + + + /* Calculate pointer to current attrib: + */ + x86_mov(cp->func, ptr, buf_stride); + x86_imul(cp->func, ptr, elt); + x86_add(cp->func, ptr, buf_base_ptr); + } + + cp->insn_counter++; + + return TRUE; +} + + static boolean load_input( struct aos_compilation *cp, unsigned idx, - boolean linear ) + struct x86_reg bufptr ) { unsigned format = cp->vaos->base.key.element[idx].in.format; - struct x86_reg src = cp->tmp_EAX; + unsigned offset = cp->vaos->base.key.element[idx].in.offset; struct x86_reg dataXMM = aos_get_xmm_reg(cp); /* Figure out source pointer address: */ - get_src_ptr(cp, - src, - linear ? cp->idx_EBX : x86_deref(cp->idx_EBX), - idx); - - src = x86_deref(src); + struct x86_reg src = x86_make_disp(bufptr, offset); aos_adopt_xmm_reg( cp, dataXMM, @@ -179,20 +206,128 @@ static boolean load_input( struct aos_compilation *cp, return TRUE; } - -boolean aos_fetch_inputs( struct aos_compilation *cp, boolean linear ) +static boolean load_inputs( struct aos_compilation *cp, + unsigned buffer, + struct x86_reg ptr ) { unsigned i; - + for (i = 0; i < cp->vaos->base.key.nr_inputs; i++) { - if (!load_input( cp, i, linear )) - return FALSE; - cp->insn_counter++; + if (cp->vaos->base.key.element[i].in.buffer == buffer) { + + if (!load_input( cp, i, ptr )) + return FALSE; + + cp->insn_counter++; + } + } + + return TRUE; +} + +boolean aos_init_inputs( struct aos_compilation *cp, boolean linear ) +{ + unsigned i; + for (i = 0; i < cp->vaos->nr_vb; i++) { + struct x86_reg buf = x86_make_disp(aos_get_x86( cp, 0, X86_BUFFERS ), + i * sizeof(struct aos_buffer)); + + struct x86_reg buf_base_ptr = x86_make_disp(buf, + Offset(struct aos_buffer, base_ptr)); + + if (cp->vaos->base.key.const_vbuffers & (1<<i)) { + struct x86_reg ptr = cp->tmp_EAX; + + x86_mov(cp->func, ptr, buf_base_ptr); + + /* Load all inputs for this constant vertex buffer + */ + load_inputs( cp, i, x86_deref(ptr) ); + + /* Then just force them out to aos_machine.input[] + */ + aos_spill_all( cp ); + + } + else if (linear) { + + struct x86_reg elt = cp->idx_EBX; + struct x86_reg ptr = cp->tmp_EAX; + + struct x86_reg buf_stride = x86_make_disp(buf, + Offset(struct aos_buffer, stride)); + + struct x86_reg buf_ptr = x86_make_disp(buf, + Offset(struct aos_buffer, ptr)); + + + /* Calculate pointer to current attrib: + */ + x86_mov(cp->func, ptr, buf_stride); + x86_imul(cp->func, ptr, elt); + x86_add(cp->func, ptr, buf_base_ptr); + + + /* In the linear case, keep the buffer pointer instead of the + * index number. + */ + if (cp->vaos->nr_vb == 1) + x86_mov( cp->func, elt, ptr ); + else + x86_mov( cp->func, buf_ptr, ptr ); + + cp->insn_counter++; + } + } + + return TRUE; +} + +boolean aos_fetch_inputs( struct aos_compilation *cp, boolean linear ) +{ + unsigned j; + + for (j = 0; j < cp->vaos->nr_vb; j++) { + if (cp->vaos->base.key.const_vbuffers & (1<<j)) { + /* just retreive pre-transformed input */ + } + else if (linear && cp->vaos->nr_vb == 1) { + load_inputs( cp, 0, cp->idx_EBX ); + } + else { + struct x86_reg elt = linear ? cp->idx_EBX : x86_deref(cp->idx_EBX); + struct x86_reg ptr = cp->tmp_EAX; + + if (!get_buffer_ptr( cp, linear, j, elt, ptr )) + return FALSE; + + if (!load_inputs( cp, j, ptr )) + return FALSE; + } } return TRUE; } +boolean aos_incr_inputs( struct aos_compilation *cp, boolean linear ) +{ + if (linear && cp->vaos->nr_vb == 1) { + struct x86_reg stride = x86_make_disp(aos_get_x86( cp, 0, X86_BUFFERS ), + (0 * sizeof(struct aos_buffer) + + Offset(struct aos_buffer, stride))); + + x86_add(cp->func, cp->idx_EBX, stride); + sse_prefetchnta(cp->func, x86_make_disp(cp->idx_EBX, 192)); + } + else if (linear) { + /* Nothing to do */ + } + else { + x86_lea(cp->func, cp->idx_EBX, x86_make_disp(cp->idx_EBX, 4)); + } + + return TRUE; +} @@ -203,7 +338,7 @@ static void emit_store_R32G32B32A32( struct aos_compilation *cp, struct x86_reg dst_ptr, struct x86_reg dataXMM ) { - sse_movups(cp->func, dst_ptr, dataXMM); + sse_movaps(cp->func, dst_ptr, dataXMM); } static void emit_store_R32G32B32( struct aos_compilation *cp, @@ -306,7 +441,7 @@ boolean aos_emit_outputs( struct aos_compilation *cp ) if (data.file != file_XMM) { struct x86_reg tmp = aos_get_xmm_reg( cp ); - sse_movups(cp->func, tmp, data); + sse_movaps(cp->func, tmp, data); data = tmp; } diff --git a/src/gallium/auxiliary/draw/draw_vs_llvm.c b/src/gallium/auxiliary/draw/draw_vs_llvm.c index 2ce30b9a02..727977bc3a 100644 --- a/src/gallium/auxiliary/draw/draw_vs_llvm.c +++ b/src/gallium/auxiliary/draw/draw_vs_llvm.c @@ -32,6 +32,7 @@ * Brian Paul */ +#include "util/u_memory.h" #include "pipe/p_shader_tokens.h" #include "draw_private.h" #include "draw_context.h" diff --git a/src/gallium/auxiliary/draw/draw_vs_sse.c b/src/gallium/auxiliary/draw/draw_vs_sse.c index 0efabd9de8..b11ae31662 100644 --- a/src/gallium/auxiliary/draw/draw_vs_sse.c +++ b/src/gallium/auxiliary/draw/draw_vs_sse.c @@ -37,7 +37,7 @@ #include "draw_vs.h" -#if defined(PIPE_ARCH_X86) +#if defined(PIPE_ARCH_X86) && defined(PIPE_ARCH_SSE) #include "pipe/p_shader_tokens.h" diff --git a/src/gallium/auxiliary/draw/draw_vs_varient.c b/src/gallium/auxiliary/draw/draw_vs_varient.c index 4daf05dae7..7ee567d478 100644 --- a/src/gallium/auxiliary/draw/draw_vs_varient.c +++ b/src/gallium/auxiliary/draw/draw_vs_varient.c @@ -64,10 +64,10 @@ struct draw_vs_varient_generic { -static void vsvg_set_input( struct draw_vs_varient *varient, - unsigned buffer, - const void *ptr, - unsigned stride ) +static void vsvg_set_buffer( struct draw_vs_varient *varient, + unsigned buffer, + const void *ptr, + unsigned stride ) { struct draw_vs_varient_generic *vsvg = (struct draw_vs_varient_generic *)varient; @@ -265,7 +265,7 @@ struct draw_vs_varient *draw_vs_varient_generic( struct draw_vertex_shader *vs, vsvg->base.key = *key; vsvg->base.vs = vs; - vsvg->base.set_input = vsvg_set_input; + vsvg->base.set_buffer = vsvg_set_buffer; vsvg->base.run_elts = vsvg_run_elts; vsvg->base.run_linear = vsvg_run_linear; vsvg->base.destroy = vsvg_destroy; diff --git a/src/gallium/auxiliary/gallivm/gallivm_builtins.cpp b/src/gallium/auxiliary/gallivm/gallivm_builtins.cpp index 0fc5c4ec5c..fcc5c05794 100644 --- a/src/gallium/auxiliary/gallivm/gallivm_builtins.cpp +++ b/src/gallium/auxiliary/gallivm/gallivm_builtins.cpp @@ -1,140 +1,140 @@ static const unsigned char llvm_builtins_data[] = { -0x42,0x43,0xc0,0xde,0x21,0x0c,0x00,0x00,0x29,0x02,0x00,0x00,0x01,0x10,0x00,0x00, +0x42,0x43,0xc0,0xde,0x21,0x0c,0x00,0x00,0x27,0x02,0x00,0x00,0x01,0x10,0x00,0x00, 0x10,0x00,0x00,0x00,0x07,0x81,0x23,0x91,0x41,0xc8,0x04,0x49,0x06,0x10,0x32,0x39, 0x92,0x01,0x84,0x0c,0x25,0x05,0x08,0x19,0x1e,0x04,0x8b,0x62,0x80,0x14,0x45,0x02, 0x42,0x92,0x0b,0x42,0xa4,0x10,0x32,0x14,0x38,0x08,0x18,0x49,0x0a,0x32,0x44,0x24, 0x48,0x0a,0x90,0x21,0x23,0x44,0x72,0x80,0x8c,0x14,0x21,0x86,0x0a,0x8a,0x0a,0x64, -0x0c,0x1f,0x00,0x00,0x49,0x18,0x00,0x00,0x02,0x00,0x00,0x00,0x0b,0x04,0x00,0x0c, -0x00,0x00,0x00,0x00,0x51,0x20,0x00,0x00,0x12,0x00,0x00,0x00,0x32,0x22,0x48,0x09, 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+0x23,0x19,0xc3,0xa0,0x20,0x8b,0x1d,0x18,0x4f,0x84,0x34,0x53,0x61,0x03,0xc4,0xe3, +0x58,0x85,0x05,0x14,0xbe,0x34,0x45,0xb5,0x21,0x10,0x82,0x23,0x15,0x46,0x30,0x2c, +0xc8,0x64,0x02,0x06,0xf0,0x3c,0x91,0x73,0x19,0x00,0xe1,0x4b,0x53,0x64,0x0a,0x84, +0x84,0x34,0x85,0x25,0x0c,0x92,0x20,0x59,0xc1,0x20,0x30,0x8f,0x2d,0x10,0x95,0x84, +0x34,0x00,0x00,0x00,0x00,0x00,0x00,0x00}; diff --git a/src/gallium/auxiliary/gallivm/gallivm_cpu.cpp b/src/gallium/auxiliary/gallivm/gallivm_cpu.cpp index e64bfb1c6c..3a2f2878a3 100644 --- a/src/gallium/auxiliary/gallivm/gallivm_cpu.cpp +++ b/src/gallium/auxiliary/gallivm/gallivm_cpu.cpp @@ -46,6 +46,7 @@ #include "tgsi/tgsi_dump.h" #include "util/u_memory.h" +#include "util/u_math.h" #include <llvm/Module.h> #include <llvm/CallingConv.h> @@ -157,8 +158,8 @@ void gallivm_cpu_jit_compile(struct gallivm_cpu_engine *cpu, struct gallivm_prog llvm::ExistingModuleProvider *mp = new llvm::ExistingModuleProvider(mod); llvm::ExecutionEngine *ee = cpu->engine; assert(ee); - /*FIXME : remove */ - ee->DisableLazyCompilation(); + /*FIXME : why was this disabled ? we need it for pow/sqrt/... */ + ee->DisableLazyCompilation(false); ee->addModuleProvider(mp); llvm::Function *func = func_for_shader(prog); @@ -201,7 +202,6 @@ int gallivm_cpu_vs_exec(struct gallivm_prog *prog, unsigned int i, j; unsigned slot; vertex_shader_runner runner = reinterpret_cast<vertex_shader_runner>(prog->function); - assert(runner); for (i = 0; i < count; i += MAX_TGSI_VERTICES) { diff --git a/src/gallium/auxiliary/gallivm/instructions.cpp b/src/gallium/auxiliary/gallivm/instructions.cpp index a82dc30306..599975d5ad 100644 --- a/src/gallium/auxiliary/gallivm/instructions.cpp +++ b/src/gallium/auxiliary/gallivm/instructions.cpp @@ -83,6 +83,7 @@ Instructions::Instructions(llvm::Module *mod, llvm::Function *func, llvm::BasicB m_llvmPow = 0; m_llvmFloor = 0; m_llvmFlog = 0; + m_llvmFexp = 0; m_llvmLit = 0; m_fmtPtr = 0; @@ -92,194 +93,271 @@ Instructions::Instructions(llvm::Module *mod, llvm::Function *func, llvm::BasicB m_mod = ParseBitcodeFile(buffer); } +llvm::BasicBlock * Instructions::currentBlock() const +{ + return m_builder.GetInsertBlock(); +} + +llvm::Value * Instructions::abs(llvm::Value *in) +{ + std::vector<llvm::Value*> vec = extractVector(in); + Value *xabs = callFAbs(vec[0]); + Value *yabs = callFAbs(vec[1]); + Value *zabs = callFAbs(vec[2]); + Value *wabs = callFAbs(vec[3]); + return vectorFromVals(xabs, yabs, zabs, wabs); +} + llvm::Value * Instructions::add(llvm::Value *in1, llvm::Value *in2) { return m_builder.CreateAdd(in1, in2, name("add")); } -llvm::Value * Instructions::madd(llvm::Value *in1, llvm::Value *in2, - llvm::Value *in3) +llvm::Value * Instructions::arl(llvm::Value *in) { - Value *mulRes = mul(in1, in2); - return add(mulRes, in3); + return floor(in); } - -llvm::Value * Instructions::mul(llvm::Value *in1, llvm::Value *in2) + +void Instructions::beginLoop() { - return m_builder.CreateMul(in1, in2, name("mul")); + BasicBlock *begin = BasicBlock::Create(name("loop"), m_func,0); + BasicBlock *end = BasicBlock::Create(name("endloop"), m_func,0); + + m_builder.CreateBr(begin); + Loop loop; + loop.begin = begin; + loop.end = end; + m_builder.SetInsertPoint(begin); + m_loopStack.push(loop); } -const char * Instructions::name(const char *prefix) +void Instructions::bgnSub(unsigned label) { - ++m_idx; - snprintf(m_name, 32, "%s%d", prefix, m_idx); - return m_name; + llvm::Function *func = findFunction(label); + + Function::arg_iterator args = func->arg_begin(); + Value *ptr_INPUT = args++; + ptr_INPUT->setName("INPUT"); + m_storage->pushArguments(ptr_INPUT); + + llvm::BasicBlock *entry = BasicBlock::Create("entry", func, 0); + + m_func = func; + m_builder.SetInsertPoint(entry); } -llvm::Value * Instructions::dp3(llvm::Value *in1, llvm::Value *in2) +void Instructions::brk() { - Value *mulRes = mul(in1, in2); - Value *x = m_builder.CreateExtractElement(mulRes, - m_storage->constantInt(0), - name("extractx")); - Value *y = m_builder.CreateExtractElement(mulRes, - m_storage->constantInt(1), - name("extracty")); - Value *z = m_builder.CreateExtractElement(mulRes, - m_storage->constantInt(2), - name("extractz")); - Value *xy = m_builder.CreateAdd(x, y,name("xy")); - Value *dot3 = m_builder.CreateAdd(xy, z, name("dot3")); - return vectorFromVals(dot3, dot3, dot3, dot3); + assert(!m_loopStack.empty()); + BasicBlock *unr = BasicBlock::Create(name("unreachable"), m_func,0); + m_builder.CreateBr(m_loopStack.top().end); + m_builder.SetInsertPoint(unr); } -llvm::Value *Instructions::callFSqrt(llvm::Value *val) +void Instructions::cal(int label, llvm::Value *input) { - if (!m_llvmFSqrt) { - // predeclare the intrinsic - std::vector<const Type*> fsqrtArgs; - fsqrtArgs.push_back(Type::FloatTy); - PAListPtr fsqrtPal; - FunctionType* fsqrtType = FunctionType::get( - /*Result=*/Type::FloatTy, - /*Params=*/fsqrtArgs, - /*isVarArg=*/false); - m_llvmFSqrt = Function::Create( - /*Type=*/fsqrtType, - /*Linkage=*/GlobalValue::ExternalLinkage, - /*Name=*/"llvm.sqrt.f32", m_mod); - m_llvmFSqrt->setCallingConv(CallingConv::C); - m_llvmFSqrt->setParamAttrs(fsqrtPal); - } - CallInst *call = m_builder.CreateCall(m_llvmFSqrt, val, - name("sqrt")); - call->setCallingConv(CallingConv::C); - call->setTailCall(false); - return call; + std::vector<Value*> params; + params.push_back(input); + llvm::Function *func = findFunction(label); + + m_builder.CreateCall(func, params.begin(), params.end()); } -llvm::Value * Instructions::rsq(llvm::Value *in1) +llvm::Value * Instructions::ceil(llvm::Value *in) { - Value *x = m_builder.CreateExtractElement(in1, - m_storage->constantInt(0), - name("extractx")); - Value *abs = callFAbs(x); - Value *sqrt = callFSqrt(abs); - - Value *rsqrt = m_builder.CreateFDiv(ConstantFP::get(APFloat(1.f)), - sqrt, - name("rsqrt")); - return vectorFromVals(rsqrt, rsqrt, rsqrt, rsqrt); + std::vector<llvm::Value*> vec = extractVector(in); + return vectorFromVals(callCeil(vec[0]), callCeil(vec[1]), + callCeil(vec[2]), callCeil(vec[3])); } -llvm::Value * Instructions::vectorFromVals(llvm::Value *x, llvm::Value *y, - llvm::Value *z, llvm::Value *w) +llvm::Value * Instructions::clamp(llvm::Value *in1) { - Constant *const_vec = Constant::getNullValue(m_floatVecType); - Value *res = m_builder.CreateInsertElement(const_vec, x, - m_storage->constantInt(0), - name("vecx")); - res = m_builder.CreateInsertElement(res, y, m_storage->constantInt(1), - name("vecxy")); - res = m_builder.CreateInsertElement(res, z, m_storage->constantInt(2), - name("vecxyz")); - if (w) - res = m_builder.CreateInsertElement(res, w, m_storage->constantInt(3), - name("vecxyzw")); - return res; + llvm::Value *zero = constVector(0.0f, 0.0f, 0.0f, 0.0f); + llvm::Value *one = constVector(1.0f, 1.0f, 1.0f, 1.0f); + return min( max(zero, in1), one); } -llvm::Value *Instructions::callFAbs(llvm::Value *val) +llvm::Value * Instructions::cmp(llvm::Value *in1, llvm::Value *in2, llvm::Value *in3) { - if (!m_llvmFAbs) { - // predeclare the intrinsic - std::vector<const Type*> fabsArgs; - fabsArgs.push_back(Type::FloatTy); - PAListPtr fabsPal; - FunctionType* fabsType = FunctionType::get( - /*Result=*/Type::FloatTy, - /*Params=*/fabsArgs, - /*isVarArg=*/false); - m_llvmFAbs = Function::Create( - /*Type=*/fabsType, - /*Linkage=*/GlobalValue::ExternalLinkage, - /*Name=*/"fabs", m_mod); - m_llvmFAbs->setCallingConv(CallingConv::C); - m_llvmFAbs->setParamAttrs(fabsPal); - } - CallInst *call = m_builder.CreateCall(m_llvmFAbs, val, - name("fabs")); - call->setCallingConv(CallingConv::C); + llvm::Function *func = m_mod->getFunction("cmp"); + assert(func); + + std::vector<Value*> params; + params.push_back(in1); + params.push_back(in2); + params.push_back(in3); + CallInst *call = m_builder.CreateCall(func, params.begin(), params.end(), name("cmpres")); call->setTailCall(false); return call; } -llvm::Value * Instructions::lit(llvm::Value *in) +llvm::Value * Instructions::cnd(llvm::Value *in1, llvm::Value *in2, llvm::Value *in3) { - if (!m_llvmLit) { - m_llvmLit = m_mod->getFunction("lit"); - } - CallInst *call = m_builder.CreateCall(m_llvmLit, in, name("litres")); - call->setCallingConv(CallingConv::C); - call->setTailCall(false); - return call; + std::vector<llvm::Value*> vec1 = extractVector(in1); + std::vector<llvm::Value*> vec2 = extractVector(in2); + std::vector<llvm::Value*> vec3 = extractVector(in3); + Constant *half = ConstantFP::get(APFloat(0.5f)); + + Value *xcmp = m_builder.CreateFCmpOGT(vec1[0], half, name("xcmp")); + Value *selx = m_builder.CreateSelect(xcmp, vec2[0], vec3[0], + name("selx")); + + Value *ycmp = m_builder.CreateFCmpOGT(vec1[1], half, name("ycmp")); + Value *sely = m_builder.CreateSelect(ycmp, vec2[1], vec3[1], + name("sely")); + + Value *zcmp = m_builder.CreateFCmpOGT(vec1[2], half, name("zcmp")); + Value *selz = m_builder.CreateSelect(zcmp, vec2[2], vec3[2], + name("selz")); + + Value *wcmp = m_builder.CreateFCmpOGT(vec1[3], half, name("wcmp")); + Value *selw = m_builder.CreateSelect(wcmp, vec2[3], vec3[3], + name("selw")); + + return vectorFromVals(selx, sely, selz, selw); } -llvm::Value * Instructions::sub(llvm::Value *in1, llvm::Value *in2) +llvm::Value * Instructions::cnd0(llvm::Value *in1, llvm::Value *in2, llvm::Value *in3) { - Value *res = m_builder.CreateSub(in1, in2, name("sub")); - return res; + std::vector<llvm::Value*> vec1 = extractVector(in1); + std::vector<llvm::Value*> vec2 = extractVector(in2); + std::vector<llvm::Value*> vec3 = extractVector(in3); + Constant *zero = Constant::getNullValue(Type::FloatTy); + + Value *xcmp = m_builder.CreateFCmpOGE(vec1[0], zero, name("xcmp")); + Value *selx = m_builder.CreateSelect(xcmp, vec2[0], vec3[0], + name("selx")); + + Value *ycmp = m_builder.CreateFCmpOGE(vec1[1], zero, name("ycmp")); + Value *sely = m_builder.CreateSelect(ycmp, vec2[1], vec3[1], + name("sely")); + + Value *zcmp = m_builder.CreateFCmpOGE(vec1[2], zero, name("zcmp")); + Value *selz = m_builder.CreateSelect(zcmp, vec2[2], vec3[2], + name("selz")); + + Value *wcmp = m_builder.CreateFCmpOGE(vec1[3], zero, name("wcmp")); + Value *selw = m_builder.CreateSelect(wcmp, vec2[3], vec3[3], + name("selw")); + + return vectorFromVals(selx, sely, selz, selw); } -llvm::Value * Instructions::callPow(llvm::Value *val1, llvm::Value *val2) +llvm::Value * Instructions::cos(llvm::Value *in) { - if (!m_llvmPow) { - // predeclare the intrinsic - std::vector<const Type*> powArgs; - powArgs.push_back(Type::FloatTy); - powArgs.push_back(Type::FloatTy); - PAListPtr powPal; - FunctionType* powType = FunctionType::get( - /*Result=*/Type::FloatTy, - /*Params=*/powArgs, - /*isVarArg=*/false); - m_llvmPow = Function::Create( - /*Type=*/powType, - /*Linkage=*/GlobalValue::ExternalLinkage, - /*Name=*/"llvm.pow.f32", m_mod); - m_llvmPow->setCallingConv(CallingConv::C); - m_llvmPow->setParamAttrs(powPal); - } - std::vector<Value*> params; - params.push_back(val1); - params.push_back(val2); - CallInst *call = m_builder.CreateCall(m_llvmPow, params.begin(), params.end(), - name("pow")); - call->setCallingConv(CallingConv::C); +#if 0 + llvm::Function *func = m_mod->getFunction("vcos"); + assert(func); + + CallInst *call = m_builder.CreateCall(func, in, name("cosres")); call->setTailCall(false); return call; +#else + std::vector<llvm::Value*> elems = extractVector(in); + Function *func = m_mod->getFunction("cosf"); + assert(func); + CallInst *cos = m_builder.CreateCall(func, elems[0], name("cosres")); + cos->setCallingConv(CallingConv::C); + cos->setTailCall(true); + return vectorFromVals(cos, cos, cos, cos); +#endif } -llvm::Value * Instructions::pow(llvm::Value *in1, llvm::Value *in2) +llvm::Value * Instructions::cross(llvm::Value *in1, llvm::Value *in2) { Value *x1 = m_builder.CreateExtractElement(in1, m_storage->constantInt(0), name("x1")); + Value *y1 = m_builder.CreateExtractElement(in1, + m_storage->constantInt(1), + name("y1")); + Value *z1 = m_builder.CreateExtractElement(in1, + m_storage->constantInt(2), + name("z1")); + Value *x2 = m_builder.CreateExtractElement(in2, m_storage->constantInt(0), name("x2")); - llvm::Value *val = callPow(x1, x2); - return vectorFromVals(val, val, val, val); + Value *y2 = m_builder.CreateExtractElement(in2, + m_storage->constantInt(1), + name("y2")); + Value *z2 = m_builder.CreateExtractElement(in2, + m_storage->constantInt(2), + name("z2")); + Value *y1z2 = mul(y1, z2); + Value *z1y2 = mul(z1, y2); + + Value *z1x2 = mul(z1, x2); + Value *x1z2 = mul(x1, z2); + + Value *x1y2 = mul(x1, y2); + Value *y1x2 = mul(y1, x2); + + return vectorFromVals(sub(y1z2, z1y2), sub(z1x2, x1z2), sub(x1y2, y1x2)); } -llvm::Value * Instructions::rcp(llvm::Value *in1) +llvm::Value * Instructions::ddx(llvm::Value *in) { - Value *x1 = m_builder.CreateExtractElement(in1, - m_storage->constantInt(0), - name("x1")); - Value *res = m_builder.CreateFDiv(ConstantFP::get(APFloat(1.f)), - x1, name("rcp")); - return vectorFromVals(res, res, res, res); + // FIXME + assert(0); +} + +llvm::Value * Instructions::ddy(llvm::Value *in) +{ + // FIXME + assert(0); +} + +llvm::Value * Instructions::div(llvm::Value *in1, llvm::Value *in2) +{ + return m_builder.CreateFDiv(in1, in2, name("div")); +} + +llvm::Value * Instructions::dot2add(llvm::Value *in1, llvm::Value *in2, llvm::Value *in3) +{ + Value *mulRes = mul(in1, in2); + Value *x = m_builder.CreateExtractElement(mulRes, + m_storage->constantInt(0), + name("extractx")); + Value *y = m_builder.CreateExtractElement(mulRes, + m_storage->constantInt(1), + name("extracty")); + Value *z = m_builder.CreateExtractElement(in3, + m_storage->constantInt(2), + name("extractz")); + Value *xy = m_builder.CreateAdd(x, y,name("xy")); + Value *dot2add = m_builder.CreateAdd(xy, z, name("dot2add")); + return vectorFromVals(dot2add, dot2add, dot2add, dot2add); +} + +llvm::Value * Instructions::dp2(llvm::Value *in1, llvm::Value *in2) +{ + Value *mulRes = mul(in1, in2); + Value *x = m_builder.CreateExtractElement(mulRes, + m_storage->constantInt(0), + name("extractx")); + Value *y = m_builder.CreateExtractElement(mulRes, + m_storage->constantInt(1), + name("extracty")); + Value *xy = m_builder.CreateAdd(x, y,name("xy")); + return vectorFromVals(xy, xy, xy, xy); +} + +llvm::Value * Instructions::dp3(llvm::Value *in1, llvm::Value *in2) +{ + Value *mulRes = mul(in1, in2); + Value *x = m_builder.CreateExtractElement(mulRes, + m_storage->constantInt(0), + name("extractx")); + Value *y = m_builder.CreateExtractElement(mulRes, + m_storage->constantInt(1), + name("extracty")); + Value *z = m_builder.CreateExtractElement(mulRes, + m_storage->constantInt(2), + name("extractz")); + Value *xy = m_builder.CreateAdd(x, y,name("xy")); + Value *dot3 = m_builder.CreateAdd(xy, z, name("dot3")); + return vectorFromVals(dot3, dot3, dot3, dot3); } llvm::Value * Instructions::dp4(llvm::Value *in1, llvm::Value *in2) @@ -321,6 +399,53 @@ llvm::Value * Instructions::dst(llvm::Value *in1, llvm::Value *in2) ry, z, w); } +void Instructions::elseop() +{ + assert(!m_ifStack.empty()); + BasicBlock *ifend = BasicBlock::Create(name("ifend"), m_func,0); + m_builder.CreateBr(ifend); + m_builder.SetInsertPoint(m_ifStack.top()); + currentBlock()->setName(name("ifelse")); + m_ifStack.pop(); + m_ifStack.push(ifend); +} + +void Instructions::endif() +{ + assert(!m_ifStack.empty()); + m_builder.CreateBr(m_ifStack.top()); + m_builder.SetInsertPoint(m_ifStack.top()); + m_ifStack.pop(); +} + +void Instructions::endLoop() +{ + assert(!m_loopStack.empty()); + Loop loop = m_loopStack.top(); + m_builder.CreateBr(loop.begin); + loop.end->moveAfter(currentBlock()); + m_builder.SetInsertPoint(loop.end); + m_loopStack.pop(); +} + +void Instructions::end() +{ + m_builder.CreateRetVoid(); +} + +void Instructions::endSub() +{ + m_func = 0; + m_builder.SetInsertPoint(0); +} + +llvm::Value * Instructions::exp(llvm::Value *in) +{ + std::vector<llvm::Value*> vec = extractVector(in); + return vectorFromVals(callFExp(vec[0]), callFExp(vec[1]), + callFExp(vec[2]), callFExp(vec[3])); +} + llvm::Value * Instructions::ex2(llvm::Value *in) { llvm::Value *val = callPow(ConstantFP::get(APFloat(2.f)), @@ -330,31 +455,6 @@ llvm::Value * Instructions::ex2(llvm::Value *in) return vectorFromVals(val, val, val, val); } -llvm::Value * Instructions::callFloor(llvm::Value *val) -{ - if (!m_llvmFloor) { - // predeclare the intrinsic - std::vector<const Type*> floorArgs; - floorArgs.push_back(Type::FloatTy); - PAListPtr floorPal; - FunctionType* floorType = FunctionType::get( - /*Result=*/Type::FloatTy, - /*Params=*/floorArgs, - /*isVarArg=*/false); - m_llvmFloor = Function::Create( - /*Type=*/floorType, - /*Linkage=*/GlobalValue::ExternalLinkage, - /*Name=*/"floorf", m_mod); - m_llvmFloor->setCallingConv(CallingConv::C); - m_llvmFloor->setParamAttrs(floorPal); - } - CallInst *call = m_builder.CreateCall(m_llvmFloor, val, - name("floorf")); - call->setCallingConv(CallingConv::C); - call->setTailCall(false); - return call; -} - llvm::Value * Instructions::floor(llvm::Value *in) { std::vector<llvm::Value*> vec = extractVector(in); @@ -362,42 +462,52 @@ llvm::Value * Instructions::floor(llvm::Value *in) callFloor(vec[2]), callFloor(vec[3])); } -llvm::Value * Instructions::arl(llvm::Value *in) -{ - return floor(in); -} - llvm::Value * Instructions::frc(llvm::Value *in) { llvm::Value *flr = floor(in); return sub(in, flr); } -llvm::Value * Instructions::callFLog(llvm::Value *val) +void Instructions::ifop(llvm::Value *in) { - if (!m_llvmFlog) { - // predeclare the intrinsic - std::vector<const Type*> flogArgs; - flogArgs.push_back(Type::FloatTy); - PAListPtr flogPal; - FunctionType* flogType = FunctionType::get( - /*Result=*/Type::FloatTy, - /*Params=*/flogArgs, - /*isVarArg=*/false); - m_llvmFlog = Function::Create( - /*Type=*/flogType, - /*Linkage=*/GlobalValue::ExternalLinkage, - /*Name=*/"logf", m_mod); - m_llvmFlog->setCallingConv(CallingConv::C); - m_llvmFlog->setParamAttrs(flogPal); - } - CallInst *call = m_builder.CreateCall(m_llvmFlog, val, - name("logf")); - call->setCallingConv(CallingConv::C); + BasicBlock *ifthen = BasicBlock::Create(name("ifthen"), m_func,0); + BasicBlock *ifend = BasicBlock::Create(name("ifthenend"), m_func,0); + + //BasicBlock *yblock = new BasicBlock(name("yblock"), m_func,0); + //BasicBlock *zblock = new BasicBlock(name("zblock"), m_func,0); + //BasicBlock *wblock = new BasicBlock(name("wblock"), m_func,0); + + Constant *float0 = Constant::getNullValue(Type::FloatTy); + + Value *x = m_builder.CreateExtractElement(in, m_storage->constantInt(0), + name("extractx")); + Value *xcmp = m_builder.CreateFCmpUNE(x, float0, name("xcmp")); + m_builder.CreateCondBr(xcmp, ifthen, ifend); + //m_builder.SetInsertPoint(yblock); + + m_builder.SetInsertPoint(ifthen); + m_ifStack.push(ifend); +} + +llvm::Value * Instructions::kil(llvm::Value *in) +{ + llvm::Function *func = m_mod->getFunction("kil"); + assert(func); + + CallInst *call = m_builder.CreateCall(func, in, name("kilpres")); call->setTailCall(false); return call; } +llvm::Value * Instructions::lerp(llvm::Value *in1, llvm::Value *in2, + llvm::Value *in3) +{ + llvm::Value *m = mul(in1, in2); + llvm::Value *vec1 = constVector(1.f, 1.f, 1.f, 1.f); + llvm::Value *s = sub(vec1, in1); + return add(m, mul(s, in3)); +} + llvm::Value * Instructions::lg2(llvm::Value *in) { std::vector<llvm::Value*> vec = extractVector(in); @@ -407,142 +517,176 @@ llvm::Value * Instructions::lg2(llvm::Value *in) callFLog(vec[2]), callFLog(vec[3])), const_vec); } -llvm::Value * Instructions::min(llvm::Value *in1, llvm::Value *in2) +llvm::Value * Instructions::lit(llvm::Value *in) +{ + if (!m_llvmLit) { + m_llvmLit = m_mod->getFunction("lit"); + } + CallInst *call = m_builder.CreateCall(m_llvmLit, in, name("litres")); + call->setCallingConv(CallingConv::C); + call->setTailCall(false); + return call; +} + +llvm::Value * Instructions::log(llvm::Value *in) +{ + std::vector<llvm::Value*> vec = extractVector(in); + return vectorFromVals(callFLog(vec[0]), callFLog(vec[1]), + callFLog(vec[2]), callFLog(vec[3])); +} + +llvm::Value * Instructions::madd(llvm::Value *in1, llvm::Value *in2, + llvm::Value *in3) +{ + Value *mulRes = mul(in1, in2); + return add(mulRes, in3); +} + +llvm::Value * Instructions::max(llvm::Value *in1, llvm::Value *in2) { std::vector<llvm::Value*> vec1 = extractVector(in1); std::vector<llvm::Value*> vec2 = extractVector(in2); - Value *xcmp = m_builder.CreateFCmpOLT(vec1[0], vec2[0], name("xcmp")); + Value *xcmp = m_builder.CreateFCmpOGT(vec1[0], vec2[0], + name("xcmp")); Value *selx = m_builder.CreateSelect(xcmp, vec1[0], vec2[0], name("selx")); - Value *ycmp = m_builder.CreateFCmpOLT(vec1[1], vec2[1], name("ycmp")); + Value *ycmp = m_builder.CreateFCmpOGT(vec1[1], vec2[1], + name("ycmp")); Value *sely = m_builder.CreateSelect(ycmp, vec1[1], vec2[1], name("sely")); - Value *zcmp = m_builder.CreateFCmpOLT(vec1[2], vec2[2], name("zcmp")); + Value *zcmp = m_builder.CreateFCmpOGT(vec1[2], vec2[2], + name("zcmp")); Value *selz = m_builder.CreateSelect(zcmp, vec1[2], vec2[2], name("selz")); - Value *wcmp = m_builder.CreateFCmpOLT(vec1[3], vec2[3], name("wcmp")); + Value *wcmp = m_builder.CreateFCmpOGT(vec1[3], vec2[3], + name("wcmp")); Value *selw = m_builder.CreateSelect(wcmp, vec1[3], vec2[3], name("selw")); return vectorFromVals(selx, sely, selz, selw); } -llvm::Value * Instructions::max(llvm::Value *in1, llvm::Value *in2) +llvm::Value * Instructions::min(llvm::Value *in1, llvm::Value *in2) { std::vector<llvm::Value*> vec1 = extractVector(in1); std::vector<llvm::Value*> vec2 = extractVector(in2); - Value *xcmp = m_builder.CreateFCmpOGT(vec1[0], vec2[0], - name("xcmp")); + Value *xcmp = m_builder.CreateFCmpOLT(vec1[0], vec2[0], name("xcmp")); Value *selx = m_builder.CreateSelect(xcmp, vec1[0], vec2[0], name("selx")); - Value *ycmp = m_builder.CreateFCmpOGT(vec1[1], vec2[1], - name("ycmp")); + Value *ycmp = m_builder.CreateFCmpOLT(vec1[1], vec2[1], name("ycmp")); Value *sely = m_builder.CreateSelect(ycmp, vec1[1], vec2[1], name("sely")); - Value *zcmp = m_builder.CreateFCmpOGT(vec1[2], vec2[2], - name("zcmp")); + Value *zcmp = m_builder.CreateFCmpOLT(vec1[2], vec2[2], name("zcmp")); Value *selz = m_builder.CreateSelect(zcmp, vec1[2], vec2[2], name("selz")); - Value *wcmp = m_builder.CreateFCmpOGT(vec1[3], vec2[3], - name("wcmp")); + Value *wcmp = m_builder.CreateFCmpOLT(vec1[3], vec2[3], name("wcmp")); Value *selw = m_builder.CreateSelect(wcmp, vec1[3], vec2[3], name("selw")); return vectorFromVals(selx, sely, selz, selw); } -void Instructions::printVector(llvm::Value *val) +llvm::Value * Instructions::mul(llvm::Value *in1, llvm::Value *in2) { - static const char *frmt = "Vector is [%f, %f, %f, %f]\x0A"; + return m_builder.CreateMul(in1, in2, name("mul")); +} - if (!m_fmtPtr) { - Constant *format = ConstantArray::get(frmt, true); - ArrayType *arrayTy = ArrayType::get(IntegerType::get(8), strlen(frmt) + 1); - GlobalVariable* globalFormat = new GlobalVariable( - /*Type=*/arrayTy, - /*isConstant=*/true, - /*Linkage=*/GlobalValue::InternalLinkage, - /*Initializer=*/0, // has initializer, specified below - /*Name=*/name(".str"), - m_mod); - globalFormat->setInitializer(format); +llvm::Value * Instructions::neg(llvm::Value *in) +{ + Value *neg = m_builder.CreateNeg(in, name("neg")); + return neg; +} - Constant* const_int0 = Constant::getNullValue(IntegerType::get(32)); - std::vector<Constant*> const_ptr_21_indices; - const_ptr_21_indices.push_back(const_int0); - const_ptr_21_indices.push_back(const_int0); - m_fmtPtr = ConstantExpr::getGetElementPtr(globalFormat, - &const_ptr_21_indices[0], const_ptr_21_indices.size()); - } +llvm::Value * Instructions::nrm(llvm::Value *in) +{ + llvm::Value *v = rsq(in); + return mul(v, in); +} - Function *func_printf = m_mod->getFunction("printf"); - if (!func_printf) - func_printf = declarePrintf(); - assert(func_printf); - std::vector<llvm::Value*> vec = extractVector(val); - Value *dx = m_builder.CreateFPExt(vec[0], Type::DoubleTy, name("dx")); - Value *dy = m_builder.CreateFPExt(vec[1], Type::DoubleTy, name("dy")); - Value *dz = m_builder.CreateFPExt(vec[2], Type::DoubleTy, name("dz")); - Value *dw = m_builder.CreateFPExt(vec[3], Type::DoubleTy, name("dw")); - std::vector<Value*> params; - params.push_back(m_fmtPtr); - params.push_back(dx); - params.push_back(dy); - params.push_back(dz); - params.push_back(dw); - CallInst *call = m_builder.CreateCall(func_printf, params.begin(), params.end(), - name("printf")); - call->setCallingConv(CallingConv::C); - call->setTailCall(true); +llvm::Value * Instructions::pow(llvm::Value *in1, llvm::Value *in2) +{ + Value *x1 = m_builder.CreateExtractElement(in1, + m_storage->constantInt(0), + name("x1")); + Value *x2 = m_builder.CreateExtractElement(in2, + m_storage->constantInt(0), + name("x2")); + llvm::Value *val = callPow(x1, x2); + return vectorFromVals(val, val, val, val); } -llvm::Function * Instructions::declarePrintf() +llvm::Value * Instructions::rcp(llvm::Value *in1) { - std::vector<const Type*> args; - PAListPtr params; - FunctionType* funcTy = FunctionType::get( - /*Result=*/IntegerType::get(32), - /*Params=*/args, - /*isVarArg=*/true); - Function* func_printf = Function::Create( - /*Type=*/funcTy, - /*Linkage=*/GlobalValue::ExternalLinkage, - /*Name=*/"printf", m_mod); - func_printf->setCallingConv(CallingConv::C); - func_printf->setParamAttrs(params); - return func_printf; + Value *x1 = m_builder.CreateExtractElement(in1, + m_storage->constantInt(0), + name("x1")); + Value *res = m_builder.CreateFDiv(ConstantFP::get(APFloat(1.f)), + x1, name("rcp")); + return vectorFromVals(res, res, res, res); +} + +llvm::Value * Instructions::rsq(llvm::Value *in1) +{ + Value *x = m_builder.CreateExtractElement(in1, + m_storage->constantInt(0), + name("extractx")); + Value *abs = callFAbs(x); + Value *sqrt = callFSqrt(abs); + + Value *rsqrt = m_builder.CreateFDiv(ConstantFP::get(APFloat(1.f)), + sqrt, + name("rsqrt")); + return vectorFromVals(rsqrt, rsqrt, rsqrt, rsqrt); } +llvm::Value * Instructions::scs(llvm::Value *in) +{ + llvm::Function *func = m_mod->getFunction("scs"); + assert(func); -llvm::Value * Instructions::sgt(llvm::Value *in1, llvm::Value *in2) + CallInst *call = m_builder.CreateCall(func, in, name("scsres")); + call->setTailCall(false); + return call; +} + +llvm::Value * Instructions::seq(llvm::Value *in1, llvm::Value *in2) { Constant *const1f = ConstantFP::get(APFloat(1.000000e+00f)); Constant *const0f = Constant::getNullValue(Type::FloatTy); std::vector<llvm::Value*> vec1 = extractVector(in1); std::vector<llvm::Value*> vec2 = extractVector(in2); - Value *xcmp = m_builder.CreateFCmpOGT(vec1[0], vec2[0], name("xcmp")); + + Value *xcmp = m_builder.CreateFCmpOEQ(vec1[0], vec2[0], name("xcmp")); Value *x = m_builder.CreateSelect(xcmp, const1f, const0f, name("xsel")); - Value *ycmp = m_builder.CreateFCmpOGT(vec1[1], vec2[1], name("ycmp")); + Value *ycmp = m_builder.CreateFCmpOEQ(vec1[1], vec2[1], name("ycmp")); Value *y = m_builder.CreateSelect(ycmp, const1f, const0f, name("ysel")); - Value *zcmp = m_builder.CreateFCmpOGT(vec1[2], vec2[2], name("zcmp")); + Value *zcmp = m_builder.CreateFCmpOEQ(vec1[2], vec2[2], name("zcmp")); Value *z = m_builder.CreateSelect(zcmp, const1f, const0f, name("zsel")); - Value *wcmp = m_builder.CreateFCmpOGT(vec1[3], vec2[3], name("wcmp")); + Value *wcmp = m_builder.CreateFCmpOEQ(vec1[3], vec2[3], name("wcmp")); Value *w = m_builder.CreateSelect(wcmp, const1f, const0f, name("wsel")); return vectorFromVals(x, y, z, w); } + +llvm::Value * Instructions::sfl(llvm::Value *in1, llvm::Value *in2) +{ + Constant *const0f = Constant::getNullValue(Type::FloatTy); + + return vectorFromVals(const0f, const0f, const0f, const0f); +} + llvm::Value * Instructions::sge(llvm::Value *in1, llvm::Value *in2) { Constant *const1f = ConstantFP::get(APFloat(1.000000e+00f)); @@ -566,157 +710,118 @@ llvm::Value * Instructions::sge(llvm::Value *in1, llvm::Value *in2) return vectorFromVals(x, y, z, w); } - -llvm::Value * Instructions::slt(llvm::Value *in1, llvm::Value *in2) +llvm::Value * Instructions::sgt(llvm::Value *in1, llvm::Value *in2) { Constant *const1f = ConstantFP::get(APFloat(1.000000e+00f)); Constant *const0f = Constant::getNullValue(Type::FloatTy); std::vector<llvm::Value*> vec1 = extractVector(in1); std::vector<llvm::Value*> vec2 = extractVector(in2); - - Value *xcmp = m_builder.CreateFCmpOLT(vec1[0], vec2[0], name("xcmp")); + Value *xcmp = m_builder.CreateFCmpOGT(vec1[0], vec2[0], name("xcmp")); Value *x = m_builder.CreateSelect(xcmp, const1f, const0f, name("xsel")); - Value *ycmp = m_builder.CreateFCmpOLT(vec1[1], vec2[1], name("ycmp")); + Value *ycmp = m_builder.CreateFCmpOGT(vec1[1], vec2[1], name("ycmp")); Value *y = m_builder.CreateSelect(ycmp, const1f, const0f, name("ysel")); - Value *zcmp = m_builder.CreateFCmpOLT(vec1[2], vec2[2], name("zcmp")); + Value *zcmp = m_builder.CreateFCmpOGT(vec1[2], vec2[2], name("zcmp")); Value *z = m_builder.CreateSelect(zcmp, const1f, const0f, name("zsel")); - Value *wcmp = m_builder.CreateFCmpOLT(vec1[3], vec2[3], name("wcmp")); + Value *wcmp = m_builder.CreateFCmpOGT(vec1[3], vec2[3], name("wcmp")); Value *w = m_builder.CreateSelect(wcmp, const1f, const0f, name("wsel")); return vectorFromVals(x, y, z, w); } -llvm::Value * Instructions::cross(llvm::Value *in1, llvm::Value *in2) +llvm::Value * Instructions::sin(llvm::Value *in) { - Value *x1 = m_builder.CreateExtractElement(in1, - m_storage->constantInt(0), - name("x1")); - Value *y1 = m_builder.CreateExtractElement(in1, - m_storage->constantInt(1), - name("y1")); - Value *z1 = m_builder.CreateExtractElement(in1, - m_storage->constantInt(2), - name("z1")); + llvm::Function *func = m_mod->getFunction("vsin"); + assert(func); - Value *x2 = m_builder.CreateExtractElement(in2, - m_storage->constantInt(0), - name("x2")); - Value *y2 = m_builder.CreateExtractElement(in2, - m_storage->constantInt(1), - name("y2")); - Value *z2 = m_builder.CreateExtractElement(in2, - m_storage->constantInt(2), - name("z2")); - Value *y1z2 = mul(y1, z2); - Value *z1y2 = mul(z1, y2); + CallInst *call = m_builder.CreateCall(func, in, name("sinres")); + call->setTailCall(false); + return call; +} - Value *z1x2 = mul(z1, x2); - Value *x1z2 = mul(x1, z2); +llvm::Value * Instructions::sle(llvm::Value *in1, llvm::Value *in2) +{ + Constant *const1f = ConstantFP::get(APFloat(1.000000e+00f)); + Constant *const0f = Constant::getNullValue(Type::FloatTy); - Value *x1y2 = mul(x1, y2); - Value *y1x2 = mul(y1, x2); + std::vector<llvm::Value*> vec1 = extractVector(in1); + std::vector<llvm::Value*> vec2 = extractVector(in2); - return vectorFromVals(sub(y1z2, z1y2), sub(z1x2, x1z2), sub(x1y2, y1x2)); -} + Value *xcmp = m_builder.CreateFCmpOLE(vec1[0], vec2[0], name("xcmp")); + Value *x = m_builder.CreateSelect(xcmp, const1f, const0f, name("xsel")); + Value *ycmp = m_builder.CreateFCmpOLE(vec1[1], vec2[1], name("ycmp")); + Value *y = m_builder.CreateSelect(ycmp, const1f, const0f, name("ysel")); -llvm::Value * Instructions::abs(llvm::Value *in) -{ - std::vector<llvm::Value*> vec = extractVector(in); - Value *xabs = callFAbs(vec[0]); - Value *yabs = callFAbs(vec[1]); - Value *zabs = callFAbs(vec[2]); - Value *wabs = callFAbs(vec[3]); - return vectorFromVals(xabs, yabs, zabs, wabs); + Value *zcmp = m_builder.CreateFCmpOLE(vec1[2], vec2[2], name("zcmp")); + Value *z = m_builder.CreateSelect(zcmp, const1f, const0f, name("zsel")); + + Value *wcmp = m_builder.CreateFCmpOLE(vec1[3], vec2[3], name("wcmp")); + Value *w = m_builder.CreateSelect(wcmp, const1f, const0f, name("wsel")); + + return vectorFromVals(x, y, z, w); } -void Instructions::ifop(llvm::Value *in) +llvm::Value * Instructions::slt(llvm::Value *in1, llvm::Value *in2) { - BasicBlock *ifthen = BasicBlock::Create(name("ifthen"), m_func,0); - BasicBlock *ifend = BasicBlock::Create(name("ifthenend"), m_func,0); + Constant *const1f = ConstantFP::get(APFloat(1.000000e+00f)); + Constant *const0f = Constant::getNullValue(Type::FloatTy); - //BasicBlock *yblock = new BasicBlock(name("yblock"), m_func,0); - //BasicBlock *zblock = new BasicBlock(name("zblock"), m_func,0); - //BasicBlock *wblock = new BasicBlock(name("wblock"), m_func,0); + std::vector<llvm::Value*> vec1 = extractVector(in1); + std::vector<llvm::Value*> vec2 = extractVector(in2); - Constant *float0 = Constant::getNullValue(Type::FloatTy); + Value *xcmp = m_builder.CreateFCmpOLT(vec1[0], vec2[0], name("xcmp")); + Value *x = m_builder.CreateSelect(xcmp, const1f, const0f, name("xsel")); - Value *x = m_builder.CreateExtractElement(in, m_storage->constantInt(0), - name("extractx")); - Value *xcmp = m_builder.CreateFCmpUNE(x, float0, name("xcmp")); - m_builder.CreateCondBr(xcmp, ifthen, ifend); - //m_builder.SetInsertPoint(yblock); + Value *ycmp = m_builder.CreateFCmpOLT(vec1[1], vec2[1], name("ycmp")); + Value *y = m_builder.CreateSelect(ycmp, const1f, const0f, name("ysel")); - m_builder.SetInsertPoint(ifthen); - m_ifStack.push(ifend); -} + Value *zcmp = m_builder.CreateFCmpOLT(vec1[2], vec2[2], name("zcmp")); + Value *z = m_builder.CreateSelect(zcmp, const1f, const0f, name("zsel")); -llvm::BasicBlock * Instructions::currentBlock() const -{ - return m_builder.GetInsertBlock(); -} + Value *wcmp = m_builder.CreateFCmpOLT(vec1[3], vec2[3], name("wcmp")); + Value *w = m_builder.CreateSelect(wcmp, const1f, const0f, name("wsel")); -void Instructions::elseop() -{ - assert(!m_ifStack.empty()); - BasicBlock *ifend = BasicBlock::Create(name("ifend"), m_func,0); - m_builder.CreateBr(ifend); - m_builder.SetInsertPoint(m_ifStack.top()); - currentBlock()->setName(name("ifelse")); - m_ifStack.pop(); - m_ifStack.push(ifend); + return vectorFromVals(x, y, z, w); } -void Instructions::endif() +llvm::Value * Instructions::sne(llvm::Value *in1, llvm::Value *in2) { - assert(!m_ifStack.empty()); - m_builder.CreateBr(m_ifStack.top()); - m_builder.SetInsertPoint(m_ifStack.top()); - m_ifStack.pop(); -} + Constant *const1f = ConstantFP::get(APFloat(1.000000e+00f)); + Constant *const0f = Constant::getNullValue(Type::FloatTy); -llvm::Value * Instructions::lerp(llvm::Value *in1, llvm::Value *in2, - llvm::Value *in3) -{ - llvm::Value *m = mul(in1, in2); - llvm::Value *vec1 = constVector(1.f, 1.f, 1.f, 1.f); - llvm::Value *s = sub(vec1, in1); - return add(m, mul(s, in3)); -} + std::vector<llvm::Value*> vec1 = extractVector(in1); + std::vector<llvm::Value*> vec2 = extractVector(in2); -void Instructions::beginLoop() -{ - BasicBlock *begin = BasicBlock::Create(name("loop"), m_func,0); - BasicBlock *end = BasicBlock::Create(name("endloop"), m_func,0); + Value *xcmp = m_builder.CreateFCmpONE(vec1[0], vec2[0], name("xcmp")); + Value *x = m_builder.CreateSelect(xcmp, const1f, const0f, name("xsel")); - m_builder.CreateBr(begin); - Loop loop; - loop.begin = begin; - loop.end = end; - m_builder.SetInsertPoint(begin); - m_loopStack.push(loop); + Value *ycmp = m_builder.CreateFCmpONE(vec1[1], vec2[1], name("ycmp")); + Value *y = m_builder.CreateSelect(ycmp, const1f, const0f, name("ysel")); + + Value *zcmp = m_builder.CreateFCmpONE(vec1[2], vec2[2], name("zcmp")); + Value *z = m_builder.CreateSelect(zcmp, const1f, const0f, name("zsel")); + + Value *wcmp = m_builder.CreateFCmpONE(vec1[3], vec2[3], name("wcmp")); + Value *w = m_builder.CreateSelect(wcmp, const1f, const0f, name("wsel")); + + return vectorFromVals(x, y, z, w); } -void Instructions::endLoop() +llvm::Value * Instructions::str(llvm::Value *in1, llvm::Value *in2) { - assert(!m_loopStack.empty()); - Loop loop = m_loopStack.top(); - m_builder.CreateBr(loop.begin); - loop.end->moveAfter(currentBlock()); - m_builder.SetInsertPoint(loop.end); - m_loopStack.pop(); + Constant *const1f = ConstantFP::get(APFloat(1.000000e+00f)); + + return vectorFromVals(const1f, const1f, const1f, const1f); } -void Instructions::brk() +llvm::Value * Instructions::sub(llvm::Value *in1, llvm::Value *in2) { - assert(!m_loopStack.empty()); - BasicBlock *unr = BasicBlock::Create(name("unreachable"), m_func,0); - m_builder.CreateBr(m_loopStack.top().end); - m_builder.SetInsertPoint(unr); + Value *res = m_builder.CreateSub(in1, in2, name("sub")); + return res; } llvm::Value * Instructions::trunc(llvm::Value *in) @@ -741,18 +846,298 @@ llvm::Value * Instructions::trunc(llvm::Value *in) return vectorFromVals(fx, fy, fz, fw); } -void Instructions::end() +llvm::Value * Instructions::x2d(llvm::Value *in1, llvm::Value *in2, llvm::Value *in3) { - m_builder.CreateRetVoid(); + std::vector<llvm::Value*> vec1 = extractVector(in1); + std::vector<llvm::Value*> vec2 = extractVector(in2); + std::vector<llvm::Value*> vec3 = extractVector(in3); + + Value *x2x3 = m_builder.CreateMul( vec2[0], vec3[0], name("x2x3")); + Value *y2y3 = m_builder.CreateMul( vec2[1], vec3[1], name("y2y3")); + Value *x1px2x3 = m_builder.CreateAdd (vec1[0], x2x3, name("x1 + x2x3")); + Value *x1px2x3py2y3 = m_builder.CreateAdd (x1px2x3, y2y3, name("x1 + x2x3 + y2y3")); + + Value *x2z3 = m_builder.CreateMul( vec2[0], vec3[2], name("x2z3")); + Value *y2w3 = m_builder.CreateMul( vec2[1], vec3[3], name("y2w3")); + Value *y1px2z3 = m_builder.CreateAdd (vec1[1], x2z3, name("y1 + x2z3")); + Value *y1px2z3py2w3 = m_builder.CreateAdd (y1px2z3, y2w3, name("y1 + x2z3 + y2w3")); + + return vectorFromVals(x1px2x3py2y3, y1px2z3py2w3, x1px2x3py2y3, y1px2z3py2w3); } -void Instructions::cal(int label, llvm::Value *input) +void Instructions::printVector(llvm::Value *val) { + static const char *frmt = "Vector is [%f, %f, %f, %f]\x0A"; + + if (!m_fmtPtr) { + Constant *format = ConstantArray::get(frmt, true); + ArrayType *arrayTy = ArrayType::get(IntegerType::get(8), strlen(frmt) + 1); + GlobalVariable* globalFormat = new GlobalVariable( + /*Type=*/arrayTy, + /*isConstant=*/true, + /*Linkage=*/GlobalValue::InternalLinkage, + /*Initializer=*/0, // has initializer, specified below + /*Name=*/name(".str"), + m_mod); + globalFormat->setInitializer(format); + + Constant* const_int0 = Constant::getNullValue(IntegerType::get(32)); + std::vector<Constant*> const_ptr_21_indices; + const_ptr_21_indices.push_back(const_int0); + const_ptr_21_indices.push_back(const_int0); + m_fmtPtr = ConstantExpr::getGetElementPtr(globalFormat, + &const_ptr_21_indices[0], const_ptr_21_indices.size()); + } + + Function *func_printf = m_mod->getFunction("printf"); + if (!func_printf) + func_printf = declarePrintf(); + assert(func_printf); + std::vector<llvm::Value*> vec = extractVector(val); + Value *dx = m_builder.CreateFPExt(vec[0], Type::DoubleTy, name("dx")); + Value *dy = m_builder.CreateFPExt(vec[1], Type::DoubleTy, name("dy")); + Value *dz = m_builder.CreateFPExt(vec[2], Type::DoubleTy, name("dz")); + Value *dw = m_builder.CreateFPExt(vec[3], Type::DoubleTy, name("dw")); std::vector<Value*> params; - params.push_back(input); - llvm::Function *func = findFunction(label); + params.push_back(m_fmtPtr); + params.push_back(dx); + params.push_back(dy); + params.push_back(dz); + params.push_back(dw); + CallInst *call = m_builder.CreateCall(func_printf, params.begin(), params.end(), + name("printf")); + call->setCallingConv(CallingConv::C); + call->setTailCall(true); +} - m_builder.CreateCall(func, params.begin(), params.end()); +const char * Instructions::name(const char *prefix) +{ + ++m_idx; + snprintf(m_name, 32, "%s%d", prefix, m_idx); + return m_name; +} + +llvm::Value * Instructions::callCeil(llvm::Value *val) +{ + if (!m_llvmCeil) { + // predeclare the intrinsic + std::vector<const Type*> ceilArgs; + ceilArgs.push_back(Type::FloatTy); + AttrListPtr ceilPal; + FunctionType* ceilType = FunctionType::get( + /*Result=*/Type::FloatTy, + /*Params=*/ceilArgs, + /*isVarArg=*/false); + m_llvmCeil = Function::Create( + /*Type=*/ceilType, + /*Linkage=*/GlobalValue::ExternalLinkage, + /*Name=*/"ceilf", m_mod); + m_llvmCeil->setCallingConv(CallingConv::C); + m_llvmCeil->setAttributes(ceilPal); + } + CallInst *call = m_builder.CreateCall(m_llvmCeil, val, + name("ceilf")); + call->setCallingConv(CallingConv::C); + call->setTailCall(false); + return call; +} + +llvm::Value *Instructions::callFAbs(llvm::Value *val) +{ + if (!m_llvmFAbs) { + // predeclare the intrinsic + std::vector<const Type*> fabsArgs; + fabsArgs.push_back(Type::FloatTy); + AttrListPtr fabsPal; + FunctionType* fabsType = FunctionType::get( + /*Result=*/Type::FloatTy, + /*Params=*/fabsArgs, + /*isVarArg=*/false); + m_llvmFAbs = Function::Create( + /*Type=*/fabsType, + /*Linkage=*/GlobalValue::ExternalLinkage, + /*Name=*/"fabs", m_mod); + m_llvmFAbs->setCallingConv(CallingConv::C); + m_llvmFAbs->setAttributes(fabsPal); + } + CallInst *call = m_builder.CreateCall(m_llvmFAbs, val, + name("fabs")); + call->setCallingConv(CallingConv::C); + call->setTailCall(false); + return call; +} + +llvm::Value * Instructions::callFExp(llvm::Value *val) +{ + if (!m_llvmFexp) { + // predeclare the intrinsic + std::vector<const Type*> fexpArgs; + fexpArgs.push_back(Type::FloatTy); + AttrListPtr fexpPal; + FunctionType* fexpType = FunctionType::get( + /*Result=*/Type::FloatTy, + /*Params=*/fexpArgs, + /*isVarArg=*/false); + m_llvmFexp = Function::Create( + /*Type=*/fexpType, + /*Linkage=*/GlobalValue::ExternalLinkage, + /*Name=*/"expf", m_mod); + m_llvmFexp->setCallingConv(CallingConv::C); + m_llvmFexp->setAttributes(fexpPal); + } + CallInst *call = m_builder.CreateCall(m_llvmFexp, val, + name("expf")); + call->setCallingConv(CallingConv::C); + call->setTailCall(false); + return call; +} + +llvm::Value * Instructions::callFLog(llvm::Value *val) +{ + if (!m_llvmFlog) { + // predeclare the intrinsic + std::vector<const Type*> flogArgs; + flogArgs.push_back(Type::FloatTy); + AttrListPtr flogPal; + FunctionType* flogType = FunctionType::get( + /*Result=*/Type::FloatTy, + /*Params=*/flogArgs, + /*isVarArg=*/false); + m_llvmFlog = Function::Create( + /*Type=*/flogType, + /*Linkage=*/GlobalValue::ExternalLinkage, + /*Name=*/"logf", m_mod); + m_llvmFlog->setCallingConv(CallingConv::C); + m_llvmFlog->setAttributes(flogPal); + } + CallInst *call = m_builder.CreateCall(m_llvmFlog, val, + name("logf")); + call->setCallingConv(CallingConv::C); + call->setTailCall(false); + return call; +} + +llvm::Value * Instructions::callFloor(llvm::Value *val) +{ + if (!m_llvmFloor) { + // predeclare the intrinsic + std::vector<const Type*> floorArgs; + floorArgs.push_back(Type::FloatTy); + AttrListPtr floorPal; + FunctionType* floorType = FunctionType::get( + /*Result=*/Type::FloatTy, + /*Params=*/floorArgs, + /*isVarArg=*/false); + m_llvmFloor = Function::Create( + /*Type=*/floorType, + /*Linkage=*/GlobalValue::ExternalLinkage, + /*Name=*/"floorf", m_mod); + m_llvmFloor->setCallingConv(CallingConv::C); + m_llvmFloor->setAttributes(floorPal); + } + CallInst *call = m_builder.CreateCall(m_llvmFloor, val, + name("floorf")); + call->setCallingConv(CallingConv::C); + call->setTailCall(false); + return call; +} + +llvm::Value *Instructions::callFSqrt(llvm::Value *val) +{ + if (!m_llvmFSqrt) { + // predeclare the intrinsic + std::vector<const Type*> fsqrtArgs; + fsqrtArgs.push_back(Type::FloatTy); + AttrListPtr fsqrtPal; + FunctionType* fsqrtType = FunctionType::get( + /*Result=*/Type::FloatTy, + /*Params=*/fsqrtArgs, + /*isVarArg=*/false); + m_llvmFSqrt = Function::Create( + /*Type=*/fsqrtType, + /*Linkage=*/GlobalValue::ExternalLinkage, + /*Name=*/"llvm.sqrt.f32", m_mod); + m_llvmFSqrt->setCallingConv(CallingConv::C); + m_llvmFSqrt->setAttributes(fsqrtPal); + } + CallInst *call = m_builder.CreateCall(m_llvmFSqrt, val, + name("sqrt")); + call->setCallingConv(CallingConv::C); + call->setTailCall(false); + return call; +} + +llvm::Value * Instructions::callPow(llvm::Value *val1, llvm::Value *val2) +{ + if (!m_llvmPow) { + // predeclare the intrinsic + std::vector<const Type*> powArgs; + powArgs.push_back(Type::FloatTy); + powArgs.push_back(Type::FloatTy); + AttrListPtr powPal; + FunctionType* powType = FunctionType::get( + /*Result=*/Type::FloatTy, + /*Params=*/powArgs, + /*isVarArg=*/false); + m_llvmPow = Function::Create( + /*Type=*/powType, + /*Linkage=*/GlobalValue::ExternalLinkage, + /*Name=*/"llvm.pow.f32", m_mod); + m_llvmPow->setCallingConv(CallingConv::C); + m_llvmPow->setAttributes(powPal); + } + std::vector<Value*> params; + params.push_back(val1); + params.push_back(val2); + CallInst *call = m_builder.CreateCall(m_llvmPow, params.begin(), params.end(), + name("pow")); + call->setCallingConv(CallingConv::C); + call->setTailCall(false); + return call; +} + +llvm::Value * Instructions::vectorFromVals(llvm::Value *x, llvm::Value *y, + llvm::Value *z, llvm::Value *w) +{ + Constant *const_vec = Constant::getNullValue(m_floatVecType); + Value *res = m_builder.CreateInsertElement(const_vec, x, + m_storage->constantInt(0), + name("vecx")); + res = m_builder.CreateInsertElement(res, y, m_storage->constantInt(1), + name("vecxy")); + res = m_builder.CreateInsertElement(res, z, m_storage->constantInt(2), + name("vecxyz")); + if (w) + res = m_builder.CreateInsertElement(res, w, m_storage->constantInt(3), + name("vecxyzw")); + return res; +} + +llvm::Value * Instructions::constVector(float x, float y, float z, float w) +{ + std::vector<Constant*> vec(4); + vec[0] = ConstantFP::get(APFloat(x)); + vec[1] = ConstantFP::get(APFloat(y)); + vec[2] = ConstantFP::get(APFloat(z)); + vec[3] = ConstantFP::get(APFloat(w)); + return ConstantVector::get(m_floatVecType, vec); +} + +llvm::Function * Instructions::declarePrintf() +{ + std::vector<const Type*> args; + AttrListPtr params; + FunctionType* funcTy = FunctionType::get( + /*Result=*/IntegerType::get(32), + /*Params=*/args, + /*isVarArg=*/true); + Function* func_printf = Function::Create( + /*Type=*/funcTy, + /*Linkage=*/GlobalValue::ExternalLinkage, + /*Name=*/"printf", m_mod); + func_printf->setCallingConv(CallingConv::C); + func_printf->setAttributes(params); + return func_printf; } llvm::Function * Instructions::declareFunc(int label) @@ -763,7 +1148,7 @@ llvm::Function * Instructions::declareFunc(int label) args.push_back(vecPtr); args.push_back(vecPtr); args.push_back(vecPtr); - PAListPtr params; + AttrListPtr params; FunctionType *funcType = FunctionType::get( /*Result=*/Type::VoidTy, /*Params=*/args, @@ -774,31 +1159,10 @@ llvm::Function * Instructions::declareFunc(int label) /*Linkage=*/GlobalValue::ExternalLinkage, /*Name=*/name.c_str(), m_mod); func->setCallingConv(CallingConv::C); - func->setParamAttrs(params); + func->setAttributes(params); return func; } -void Instructions::bgnSub(unsigned label) -{ - llvm::Function *func = findFunction(label); - - Function::arg_iterator args = func->arg_begin(); - Value *ptr_INPUT = args++; - ptr_INPUT->setName("INPUT"); - m_storage->pushArguments(ptr_INPUT); - - llvm::BasicBlock *entry = BasicBlock::Create("entry", func, 0); - - m_func = func; - m_builder.SetInsertPoint(entry); -} - -void Instructions::endSub() -{ - m_func = 0; - m_builder.SetInsertPoint(0); -} - llvm::Function * Instructions::findFunction(int label) { llvm::Function *func = m_functions[label]; @@ -809,17 +1173,6 @@ llvm::Function * Instructions::findFunction(int label) return func; } -llvm::Value * Instructions::constVector(float x, float y, float z, float w) -{ - std::vector<Constant*> vec(4); - vec[0] = ConstantFP::get(APFloat(x)); - vec[1] = ConstantFP::get(APFloat(y)); - vec[2] = ConstantFP::get(APFloat(z)); - vec[3] = ConstantFP::get(APFloat(w)); - return ConstantVector::get(m_floatVecType, vec); -} - - std::vector<llvm::Value*> Instructions::extractVector(llvm::Value *vec) { std::vector<llvm::Value*> elems(4); @@ -834,69 +1187,7 @@ std::vector<llvm::Value*> Instructions::extractVector(llvm::Value *vec) return elems; } -llvm::Value * Instructions::cmp(llvm::Value *in1, llvm::Value *in2, llvm::Value *in3) -{ - llvm::Function *func = m_mod->getFunction("cmp"); - assert(func); - - std::vector<Value*> params; - params.push_back(in1); - params.push_back(in2); - params.push_back(in3); - CallInst *call = m_builder.CreateCall(func, params.begin(), params.end(), name("cmpres")); - call->setTailCall(false); - return call; -} - -llvm::Value * Instructions::cos(llvm::Value *in) -{ -#if 0 - llvm::Function *func = m_mod->getFunction("vcos"); - assert(func); - CallInst *call = m_builder.CreateCall(func, in, name("cosres")); - call->setTailCall(false); - return call; -#else - std::vector<llvm::Value*> elems = extractVector(in); - Function *func = m_mod->getFunction("cosf"); - assert(func); - CallInst *cos = m_builder.CreateCall(func, elems[0], name("cosres")); - cos->setCallingConv(CallingConv::C); - cos->setTailCall(true); - return vectorFromVals(cos, cos, cos, cos); -#endif -} - -llvm::Value * Instructions::scs(llvm::Value *in) -{ - llvm::Function *func = m_mod->getFunction("scs"); - assert(func); - - CallInst *call = m_builder.CreateCall(func, in, name("scsres")); - call->setTailCall(false); - return call; -} - -llvm::Value * Instructions::kil(llvm::Value *in) -{ - llvm::Function *func = m_mod->getFunction("kil"); - assert(func); - - CallInst *call = m_builder.CreateCall(func, in, name("kilpres")); - call->setTailCall(false); - return call; -} - -llvm::Value * Instructions::sin(llvm::Value *in) -{ - llvm::Function *func = m_mod->getFunction("vsin"); - assert(func); - - CallInst *call = m_builder.CreateCall(func, in, name("sinres")); - call->setTailCall(false); - return call; -} #endif //MESA_LLVM diff --git a/src/gallium/auxiliary/gallivm/instructions.h b/src/gallium/auxiliary/gallivm/instructions.h index d286ce80c7..e18571251e 100644 --- a/src/gallium/auxiliary/gallivm/instructions.h +++ b/src/gallium/auxiliary/gallivm/instructions.h @@ -57,15 +57,24 @@ public: llvm::BasicBlock *currentBlock() const; llvm::Value *abs(llvm::Value *in1); - llvm::Value *arl(llvm::Value *in1); llvm::Value *add(llvm::Value *in1, llvm::Value *in2); + llvm::Value *arl(llvm::Value *in1); void beginLoop(); void bgnSub(unsigned); void brk(); void cal(int label, llvm::Value *input); + llvm::Value *ceil(llvm::Value *in); + llvm::Value *clamp(llvm::Value *in); llvm::Value *cmp(llvm::Value *in1, llvm::Value *in2, llvm::Value *in3); + llvm::Value *cnd(llvm::Value *in1, llvm::Value *in2, llvm::Value *in3); + llvm::Value *cnd0(llvm::Value *in1, llvm::Value *in2, llvm::Value *in3); llvm::Value *cos(llvm::Value *in); llvm::Value *cross(llvm::Value *in1, llvm::Value *in2); + llvm::Value *ddx(llvm::Value *in); + llvm::Value *ddy(llvm::Value *in); + llvm::Value *div(llvm::Value *in1, llvm::Value *in2); + llvm::Value *dot2add(llvm::Value *in, llvm::Value *in2, llvm::Value *in3); + llvm::Value *dp2(llvm::Value *in1, llvm::Value *in2); llvm::Value *dp3(llvm::Value *in1, llvm::Value *in2); llvm::Value *dp4(llvm::Value *in1, llvm::Value *in2); llvm::Value *dph(llvm::Value *in1, llvm::Value *in2); @@ -75,6 +84,7 @@ public: void endLoop(); void end(); void endSub(); + llvm::Value *exp(llvm::Value *in); llvm::Value *ex2(llvm::Value *in); llvm::Value *floor(llvm::Value *in); llvm::Value *frc(llvm::Value *in); @@ -82,32 +92,43 @@ public: llvm::Value *kil(llvm::Value *in); llvm::Value *lerp(llvm::Value *in1, llvm::Value *in2, llvm::Value *in3); - llvm::Value *lit(llvm::Value *in); llvm::Value *lg2(llvm::Value *in); + llvm::Value *lit(llvm::Value *in); + llvm::Value *log(llvm::Value *in); llvm::Value *madd(llvm::Value *in1, llvm::Value *in2, llvm::Value *in3); - llvm::Value *min(llvm::Value *in1, llvm::Value *in2); llvm::Value *max(llvm::Value *in1, llvm::Value *in2); + llvm::Value *min(llvm::Value *in1, llvm::Value *in2); llvm::Value *mul(llvm::Value *in1, llvm::Value *in2); + llvm::Value *neg(llvm::Value *in); + llvm::Value *nrm(llvm::Value *in); llvm::Value *pow(llvm::Value *in1, llvm::Value *in2); llvm::Value *rcp(llvm::Value *in); llvm::Value *rsq(llvm::Value *in); llvm::Value *scs(llvm::Value *in); + llvm::Value *seq(llvm::Value *in1, llvm::Value *in2); + llvm::Value *sfl(llvm::Value *in1, llvm::Value *in2); llvm::Value *sge(llvm::Value *in1, llvm::Value *in2); llvm::Value *sgt(llvm::Value *in1, llvm::Value *in2); llvm::Value *sin(llvm::Value *in); + llvm::Value *sle(llvm::Value *in1, llvm::Value *in2); llvm::Value *slt(llvm::Value *in1, llvm::Value *in2); + llvm::Value *sne(llvm::Value *in1, llvm::Value *in2); + llvm::Value *str(llvm::Value *in1, llvm::Value *in2); llvm::Value *sub(llvm::Value *in1, llvm::Value *in2); llvm::Value *trunc(llvm::Value *in); + llvm::Value *x2d(llvm::Value *in1, llvm::Value *in2, llvm::Value *in3); void printVector(llvm::Value *val); private: const char *name(const char *prefix); + llvm::Value *callCeil(llvm::Value *val); llvm::Value *callFAbs(llvm::Value *val); + llvm::Value *callFExp(llvm::Value *val); + llvm::Value *callFLog(llvm::Value *val); llvm::Value *callFloor(llvm::Value *val); llvm::Value *callFSqrt(llvm::Value *val); - llvm::Value *callFLog(llvm::Value *val); llvm::Value *callPow(llvm::Value *val1, llvm::Value *val2); llvm::Value *vectorFromVals(llvm::Value *x, llvm::Value *y, @@ -125,16 +146,18 @@ private: llvm::Module *m_mod; llvm::Function *m_func; char m_name[32]; - llvm::IRBuilder m_builder; + llvm::IRBuilder<> m_builder; int m_idx; llvm::VectorType *m_floatVecType; + llvm::Function *m_llvmCeil; llvm::Function *m_llvmFSqrt; llvm::Function *m_llvmFAbs; llvm::Function *m_llvmPow; llvm::Function *m_llvmFloor; llvm::Function *m_llvmFlog; + llvm::Function *m_llvmFexp; llvm::Function *m_llvmLit; llvm::Constant *m_fmtPtr; diff --git a/src/gallium/auxiliary/gallivm/instructionssoa.cpp b/src/gallium/auxiliary/gallivm/instructionssoa.cpp index efddc04e81..d5600fd22d 100644 --- a/src/gallium/auxiliary/gallivm/instructionssoa.cpp +++ b/src/gallium/auxiliary/gallivm/instructionssoa.cpp @@ -90,68 +90,11 @@ llvm::Value * InstructionsSoa::vectorFromVals(llvm::Value *x, llvm::Value *y, return res; } -std::vector<llvm::Value*> InstructionsSoa::arl(const std::vector<llvm::Value*> in) -{ - std::vector<llvm::Value*> res(4); - - //Extract x's - llvm::Value *x1 = m_builder.CreateExtractElement(in[0], - m_storage->constantInt(0), - name("extractX")); - //cast it to an unsigned int - x1 = m_builder.CreateFPToUI(x1, IntegerType::get(32), name("x1IntCast")); - - res[0] = x1;//vectorFromVals(x1, x2, x3, x4); - //only x is valid. the others shouldn't be necessary - /* - res[1] = Constant::getNullValue(m_floatVecType); - res[2] = Constant::getNullValue(m_floatVecType); - res[3] = Constant::getNullValue(m_floatVecType); - */ - - return res; -} - - -std::vector<llvm::Value*> InstructionsSoa::add(const std::vector<llvm::Value*> in1, - const std::vector<llvm::Value*> in2) -{ - std::vector<llvm::Value*> res(4); - - res[0] = m_builder.CreateAdd(in1[0], in2[0], name("addx")); - res[1] = m_builder.CreateAdd(in1[1], in2[1], name("addy")); - res[2] = m_builder.CreateAdd(in1[2], in2[2], name("addz")); - res[3] = m_builder.CreateAdd(in1[3], in2[3], name("addw")); - - return res; -} - -std::vector<llvm::Value*> InstructionsSoa::mul(const std::vector<llvm::Value*> in1, - const std::vector<llvm::Value*> in2) -{ - std::vector<llvm::Value*> res(4); - - res[0] = m_builder.CreateMul(in1[0], in2[0], name("mulx")); - res[1] = m_builder.CreateMul(in1[1], in2[1], name("muly")); - res[2] = m_builder.CreateMul(in1[2], in2[2], name("mulz")); - res[3] = m_builder.CreateMul(in1[3], in2[3], name("mulw")); - - return res; -} - void InstructionsSoa::end() { m_builder.CreateRetVoid(); } -std::vector<llvm::Value*> InstructionsSoa::madd(const std::vector<llvm::Value*> in1, - const std::vector<llvm::Value*> in2, - const std::vector<llvm::Value*> in3) -{ - std::vector<llvm::Value*> res = mul(in1, in2); - return add(res, in3); -} - std::vector<llvm::Value*> InstructionsSoa::extractVector(llvm::Value *vector) { std::vector<llvm::Value*> res(4); @@ -171,6 +114,11 @@ std::vector<llvm::Value*> InstructionsSoa::extractVector(llvm::Value *vector) return res; } +llvm::IRBuilder<>* InstructionsSoa::getIRBuilder() +{ + return &m_builder; +} + void InstructionsSoa::createFunctionMap() { m_functionsMap[TGSI_OPCODE_ABS] = "abs"; @@ -181,6 +129,7 @@ void InstructionsSoa::createFunctionMap() m_functionsMap[TGSI_OPCODE_POWER] = "pow"; m_functionsMap[TGSI_OPCODE_LIT] = "lit"; m_functionsMap[TGSI_OPCODE_RSQ] = "rsq"; + m_functionsMap[TGSI_OPCODE_SLT] = "slt"; } void InstructionsSoa::createDependencies() @@ -273,6 +222,41 @@ std::vector<llvm::Value*> InstructionsSoa::abs(const std::vector<llvm::Value*> i return callBuiltin(func, in1); } +std::vector<llvm::Value*> InstructionsSoa::add(const std::vector<llvm::Value*> in1, + const std::vector<llvm::Value*> in2) +{ + std::vector<llvm::Value*> res(4); + + res[0] = m_builder.CreateAdd(in1[0], in2[0], name("addx")); + res[1] = m_builder.CreateAdd(in1[1], in2[1], name("addy")); + res[2] = m_builder.CreateAdd(in1[2], in2[2], name("addz")); + res[3] = m_builder.CreateAdd(in1[3], in2[3], name("addw")); + + return res; +} + +std::vector<llvm::Value*> InstructionsSoa::arl(const std::vector<llvm::Value*> in) +{ + std::vector<llvm::Value*> res(4); + + //Extract x's + llvm::Value *x1 = m_builder.CreateExtractElement(in[0], + m_storage->constantInt(0), + name("extractX")); + //cast it to an unsigned int + x1 = m_builder.CreateFPToUI(x1, IntegerType::get(32), name("x1IntCast")); + + res[0] = x1;//vectorFromVals(x1, x2, x3, x4); + //only x is valid. the others shouldn't be necessary + /* + res[1] = Constant::getNullValue(m_floatVecType); + res[2] = Constant::getNullValue(m_floatVecType); + res[3] = Constant::getNullValue(m_floatVecType); + */ + + return res; +} + std::vector<llvm::Value*> InstructionsSoa::dp3(const std::vector<llvm::Value*> in1, const std::vector<llvm::Value*> in2) { @@ -280,6 +264,98 @@ std::vector<llvm::Value*> InstructionsSoa::dp3(const std::vector<llvm::Value*> i return callBuiltin(func, in1, in2); } +std::vector<llvm::Value*> InstructionsSoa::lit(const std::vector<llvm::Value*> in) +{ + llvm::Function *func = function(TGSI_OPCODE_LIT); + return callBuiltin(func, in); +} + +std::vector<llvm::Value*> InstructionsSoa::madd(const std::vector<llvm::Value*> in1, + const std::vector<llvm::Value*> in2, + const std::vector<llvm::Value*> in3) +{ + std::vector<llvm::Value*> res = mul(in1, in2); + return add(res, in3); +} + +std::vector<llvm::Value*> InstructionsSoa::max(const std::vector<llvm::Value*> in1, + const std::vector<llvm::Value*> in2) +{ + llvm::Function *func = function(TGSI_OPCODE_MAX); + return callBuiltin(func, in1, in2); +} + +std::vector<llvm::Value*> InstructionsSoa::min(const std::vector<llvm::Value*> in1, + const std::vector<llvm::Value*> in2) +{ + llvm::Function *func = function(TGSI_OPCODE_MIN); + return callBuiltin(func, in1, in2); +} + +std::vector<llvm::Value*> InstructionsSoa::mul(const std::vector<llvm::Value*> in1, + const std::vector<llvm::Value*> in2) +{ + std::vector<llvm::Value*> res(4); + + res[0] = m_builder.CreateMul(in1[0], in2[0], name("mulx")); + res[1] = m_builder.CreateMul(in1[1], in2[1], name("muly")); + res[2] = m_builder.CreateMul(in1[2], in2[2], name("mulz")); + res[3] = m_builder.CreateMul(in1[3], in2[3], name("mulw")); + + return res; +} + +std::vector<llvm::Value*> InstructionsSoa::pow(const std::vector<llvm::Value*> in1, + const std::vector<llvm::Value*> in2) +{ + llvm::Function *func = function(TGSI_OPCODE_POWER); + return callBuiltin(func, in1, in2); +} + +std::vector<llvm::Value*> InstructionsSoa::rsq(const std::vector<llvm::Value*> in) +{ + llvm::Function *func = function(TGSI_OPCODE_RSQ); + return callBuiltin(func, in); +} + +std::vector<llvm::Value*> InstructionsSoa::slt(const std::vector<llvm::Value*> in1, + const std::vector<llvm::Value*> in2) +{ + llvm::Function *func = function(TGSI_OPCODE_SLT); + return callBuiltin(func, in1, in2); +} + +std::vector<llvm::Value*> InstructionsSoa::sub(const std::vector<llvm::Value*> in1, + const std::vector<llvm::Value*> in2) +{ + std::vector<llvm::Value*> res(4); + + res[0] = m_builder.CreateSub(in1[0], in2[0], name("subx")); + res[1] = m_builder.CreateSub(in1[1], in2[1], name("suby")); + res[2] = m_builder.CreateSub(in1[2], in2[2], name("subz")); + res[3] = m_builder.CreateSub(in1[3], in2[3], name("subw")); + + return res; +} + +void checkFunction(Function *func) +{ + for (Function::const_iterator BI = func->begin(), BE = func->end(); + BI != BE; ++BI) { + const BasicBlock &BB = *BI; + for (BasicBlock::const_iterator II = BB.begin(), IE = BB.end(); + II != IE; ++II) { + const Instruction &I = *II; + std::cout<< "Instr = "<<I; + for (unsigned op = 0, E = I.getNumOperands(); op != E; ++op) { + const Value *Op = I.getOperand(op); + std::cout<< "\top = "<<Op<<"("<<op<<")"<<std::endl; + //I->setOperand(op, V); + } + } + } +} + llvm::Value * InstructionsSoa::allocaTemp() { VectorType *vector = VectorType::get(Type::FloatTy, 4); @@ -399,46 +475,6 @@ std::vector<Value*> InstructionsSoa::callBuiltin(llvm::Function *func, const std return allocaToResult(allocaPtr); } -std::vector<llvm::Value*> InstructionsSoa::pow(const std::vector<llvm::Value*> in1, - const std::vector<llvm::Value*> in2) -{ - llvm::Function *func = function(TGSI_OPCODE_POWER); - return callBuiltin(func, in1, in2); -} - -std::vector<llvm::Value*> InstructionsSoa::min(const std::vector<llvm::Value*> in1, - const std::vector<llvm::Value*> in2) -{ - llvm::Function *func = function(TGSI_OPCODE_MIN); - return callBuiltin(func, in1, in2); -} - - -std::vector<llvm::Value*> InstructionsSoa::max(const std::vector<llvm::Value*> in1, - const std::vector<llvm::Value*> in2) -{ - llvm::Function *func = function(TGSI_OPCODE_MAX); - return callBuiltin(func, in1, in2); -} - -void checkFunction(Function *func) -{ - for (Function::const_iterator BI = func->begin(), BE = func->end(); - BI != BE; ++BI) { - const BasicBlock &BB = *BI; - for (BasicBlock::const_iterator II = BB.begin(), IE = BB.end(); - II != IE; ++II) { - const Instruction &I = *II; - std::cout<< "Instr = "<<I; - for (unsigned op = 0, E = I.getNumOperands(); op != E; ++op) { - const Value *Op = I.getOperand(op); - std::cout<< "\top = "<<Op<<"("<<op<<")"<<std::endl; - //I->setOperand(op, V); - } - } - } -} - void InstructionsSoa::injectFunction(llvm::Function *originalFunc, int op) { assert(originalFunc); @@ -458,8 +494,8 @@ void InstructionsSoa::injectFunction(llvm::Function *originalFunc, int op) func = Function::Create(originalFunc->getFunctionType(), GlobalValue::ExternalLinkage, originalFunc->getName(), currentModule()); func->setCallingConv(CallingConv::C); - const PAListPtr pal; - func->setParamAttrs(pal); + const AttrListPtr pal; + func->setAttributes(pal); currentModule()->dump(); } else { DenseMap<const Value*, Value *> val; @@ -483,28 +519,4 @@ void InstructionsSoa::injectFunction(llvm::Function *originalFunc, int op) } } -std::vector<llvm::Value*> InstructionsSoa::sub(const std::vector<llvm::Value*> in1, - const std::vector<llvm::Value*> in2) -{ - std::vector<llvm::Value*> res(4); - - res[0] = m_builder.CreateSub(in1[0], in2[0], name("subx")); - res[1] = m_builder.CreateSub(in1[1], in2[1], name("suby")); - res[2] = m_builder.CreateSub(in1[2], in2[2], name("subz")); - res[3] = m_builder.CreateSub(in1[3], in2[3], name("subw")); - - return res; -} - -std::vector<llvm::Value*> InstructionsSoa::lit(const std::vector<llvm::Value*> in) -{ - llvm::Function *func = function(TGSI_OPCODE_LIT); - return callBuiltin(func, in); -} - -std::vector<llvm::Value*> InstructionsSoa::rsq(const std::vector<llvm::Value*> in) -{ - llvm::Function *func = function(TGSI_OPCODE_RSQ); - return callBuiltin(func, in); -} diff --git a/src/gallium/auxiliary/gallivm/instructionssoa.h b/src/gallium/auxiliary/gallivm/instructionssoa.h index 3e20b652dd..d6831e0a6b 100644 --- a/src/gallium/auxiliary/gallivm/instructionssoa.h +++ b/src/gallium/auxiliary/gallivm/instructionssoa.h @@ -69,11 +69,14 @@ public: std::vector<llvm::Value*> pow(const std::vector<llvm::Value*> in1, const std::vector<llvm::Value*> in2); std::vector<llvm::Value*> rsq(const std::vector<llvm::Value*> in1); + std::vector<llvm::Value*> slt(const std::vector<llvm::Value*> in1, + const std::vector<llvm::Value*> in2); std::vector<llvm::Value*> sub(const std::vector<llvm::Value*> in1, const std::vector<llvm::Value*> in2); void end(); std::vector<llvm::Value*> extractVector(llvm::Value *vector); + llvm::IRBuilder<>* getIRBuilder(); private: const char * name(const char *prefix) const; llvm::Value *vectorFromVals(llvm::Value *x, llvm::Value *y, @@ -96,7 +99,7 @@ private: const std::vector<llvm::Value*> in3); void injectFunction(llvm::Function *originalFunc, int op = TGSI_OPCODE_LAST); private: - llvm::IRBuilder m_builder; + llvm::IRBuilder<> m_builder; StorageSoa *m_storage; std::map<int, std::string> m_functionsMap; diff --git a/src/gallium/auxiliary/gallivm/soabuiltins.c b/src/gallium/auxiliary/gallivm/soabuiltins.c index 78f84510e2..cb85e1734e 100644 --- a/src/gallium/auxiliary/gallivm/soabuiltins.c +++ b/src/gallium/auxiliary/gallivm/soabuiltins.c @@ -36,6 +36,8 @@ typedef __attribute__(( ext_vector_type(4) )) float float4; extern float fabsf(float val); +/* helpers */ + float4 absvec(float4 vec) { float4 res; @@ -47,6 +49,58 @@ float4 absvec(float4 vec) return res; } +float4 maxvec(float4 a, float4 b) +{ + return (float4){(a.x > b.x) ? a.x : b.x, + (a.y > b.y) ? a.y : b.y, + (a.z > b.z) ? a.z : b.z, + (a.w > b.w) ? a.w : b.w}; +} + +float4 minvec(float4 a, float4 b) +{ + return (float4){(a.x < b.x) ? a.x : b.x, + (a.y < b.y) ? a.y : b.y, + (a.z < b.z) ? a.z : b.z, + (a.w < b.w) ? a.w : b.w}; +} + +extern float powf(float num, float p); +extern float sqrtf(float x); + +float4 powvec(float4 vec, float4 q) +{ + float4 p; + p.x = powf(vec.x, q.x); + p.y = powf(vec.y, q.y); + p.z = powf(vec.z, q.z); + p.w = powf(vec.w, q.w); + return p; +} + +float4 sqrtvec(float4 vec) +{ + float4 p; + p.x = sqrtf(vec.x); + p.y = sqrtf(vec.y); + p.z = sqrtf(vec.z); + p.w = sqrtf(vec.w); + return p; +} + +float4 sltvec(float4 v1, float4 v2) +{ + float4 p; + p.x = (v1.x < v2.x) ? 1.0 : 0.0; + p.y = (v1.y < v2.y) ? 1.0 : 0.0; + p.z = (v1.z < v2.z) ? 1.0 : 0.0; + p.w = (v1.w < v2.w) ? 1.0 : 0.0; + return p; +} + + +/* instructions */ + void abs(float4 *res, float4 tmp0x, float4 tmp0y, float4 tmp0z, float4 tmp0w) { @@ -69,7 +123,6 @@ void dp3(float4 *res, res[3] = dot; } - void dp4(float4 *res, float4 tmp0x, float4 tmp0y, float4 tmp0z, float4 tmp0w, float4 tmp1x, float4 tmp1y, float4 tmp1z, float4 tmp1w) @@ -83,35 +136,25 @@ void dp4(float4 *res, res[3] = dot; } -extern float powf(float num, float p); -extern float sqrtf(float x); - -float4 powvec(float4 vec, float4 q) -{ - float4 p; - p.x = powf(vec.x, q.x); - p.y = powf(vec.y, q.y); - p.z = powf(vec.z, q.z); - p.w = powf(vec.w, q.w); - return p; -} - -void pow(float4 *res, - float4 tmp0x, float4 tmp0y, float4 tmp0z, float4 tmp0w, - float4 tmp1x, float4 tmp1y, float4 tmp1z, float4 tmp1w) +void lit(float4 *res, + float4 tmp0x, float4 tmp0y, float4 tmp0z, float4 tmp0w) { - res[0] = powvec(tmp0x, tmp1x); - res[1] = res[0]; - res[2] = res[0]; - res[3] = res[0]; -} + const float4 zerovec = (float4) {0.0, 0.0, 0.0, 0.0}; + const float4 min128 = (float4) {-128.f, -128.f, -128.f, -128.f}; + const float4 plus128 = (float4) {128.f, 128.f, 128.f, 128.f}; -float4 minvec(float4 a, float4 b) -{ - return (float4){(a.x < b.x) ? a.x : b.x, - (a.y < b.y) ? a.y : b.y, - (a.z < b.z) ? a.z : b.z, - (a.w < b.w) ? a.w : b.w}; + res[0] = (float4){1.0, 1.0, 1.0, 1.0}; + if (tmp0x.x > 0) { + float4 tmpy = maxvec(tmp0y, zerovec); + float4 tmpw = minvec(tmp0w, plus128); + tmpw = maxvec(tmpw, min128); + res[1] = tmp0x; + res[2] = powvec(tmpy, tmpw); + } else { + res[1] = zerovec; + res[2] = zerovec; + } + res[3] = (float4){1.0, 1.0, 1.0, 1.0}; } void min(float4 *res, @@ -125,14 +168,6 @@ void min(float4 *res, } -float4 maxvec(float4 a, float4 b) -{ - return (float4){(a.x > b.x) ? a.x : b.x, - (a.y > b.y) ? a.y : b.y, - (a.z > b.z) ? a.z : b.z, - (a.w > b.w) ? a.w : b.w}; -} - void max(float4 *res, float4 tmp0x, float4 tmp0y, float4 tmp0z, float4 tmp0w, float4 tmp1x, float4 tmp1y, float4 tmp1z, float4 tmp1w) @@ -143,37 +178,14 @@ void max(float4 *res, res[3] = maxvec(tmp0w, tmp1w); } - -void lit(float4 *res, - float4 tmp0x, float4 tmp0y, float4 tmp0z, float4 tmp0w) -{ - const float4 zerovec = (float4) {0.0, 0.0, 0.0, 0.0}; - const float4 min128 = (float4) {-128.f, -128.f, -128.f, -128.f}; - const float4 plus128 = (float4) {128.f, 128.f, 128.f, 128.f}; - - res[0] = (float4){1.0, 1.0, 1.0, 1.0}; - if (tmp0x.x > 0) { - float4 tmpy = maxvec(tmp0y, zerovec); - float4 tmpw = minvec(tmp0w, plus128); - tmpw = maxvec(tmpw, min128); - res[1] = tmp0x; - res[2] = powvec(tmpy, tmpw); - } else { - res[1] = zerovec; - res[2] = zerovec; - } - res[3] = (float4){1.0, 1.0, 1.0, 1.0}; -} - - -float4 sqrtvec(float4 vec) +void pow(float4 *res, + float4 tmp0x, float4 tmp0y, float4 tmp0z, float4 tmp0w, + float4 tmp1x, float4 tmp1y, float4 tmp1z, float4 tmp1w) { - float4 p; - p.x = sqrtf(vec.x); - p.y = sqrtf(vec.y); - p.z = sqrtf(vec.z); - p.w = sqrtf(vec.w); - return p; + res[0] = powvec(tmp0x, tmp1x); + res[1] = res[0]; + res[2] = res[0]; + res[3] = res[0]; } void rsq(float4 *res, @@ -185,3 +197,14 @@ void rsq(float4 *res, res[2] = onevec/sqrtvec(absvec(tmp0z)); res[3] = onevec/sqrtvec(absvec(tmp0w)); } + +void slt(float4 *res, + float4 tmp0x, float4 tmp0y, float4 tmp0z, float4 tmp0w, + float4 tmp1x, float4 tmp1y, float4 tmp1z, float4 tmp1w) +{ + res[0] = sltvec(tmp0x, tmp1x); + res[1] = sltvec(tmp0y, tmp1y); + res[2] = sltvec(tmp0z, tmp1z); + res[3] = sltvec(tmp0w, tmp1w); +} + diff --git a/src/gallium/auxiliary/gallivm/storagesoa.cpp b/src/gallium/auxiliary/gallivm/storagesoa.cpp index 78d754371f..4fc075cf6d 100644 --- a/src/gallium/auxiliary/gallivm/storagesoa.cpp +++ b/src/gallium/auxiliary/gallivm/storagesoa.cpp @@ -93,7 +93,7 @@ void StorageSoa::declareImmediates() std::vector<float> vals(4); std::vector<Constant*> channelArray; - vals[0] = vec[0]; vals[1] = vec[0]; vals[2] = vec[0]; vals[3] = vec[0]; + vals[0] = vec[0]; vals[1] = vec[1]; vals[2] = vec[2]; vals[3] = vec[3]; llvm::Constant *xChannel = createConstGlobalVector(vals); vals[0] = vec[1]; vals[1] = vec[1]; vals[2] = vec[1]; vals[3] = vec[1]; @@ -144,22 +144,43 @@ std::vector<llvm::Value*> StorageSoa::inputElement(llvm::Value *idx) return res; } -std::vector<llvm::Value*> StorageSoa::constElement(llvm::Value *idx) +llvm::Value* StorageSoa::unpackConstElement(llvm::IRBuilder<>* m_builder, llvm::Value* vector, int cc) { - std::vector<llvm::Value*> res(4); + std::vector<llvm::Value*> x(4); + x[0] = m_builder->CreateExtractElement(vector, + constantInt(cc), + name("x")); + + VectorType *vectorType = VectorType::get(Type::FloatTy, 4); + Constant *constVector = Constant::getNullValue(vectorType); + Value *res = m_builder->CreateInsertElement(constVector, x[0], + constantInt(0), + name("vecx")); + res = m_builder->CreateInsertElement(res, x[0], constantInt(1), + name("vecxx")); + res = m_builder->CreateInsertElement(res, x[0], constantInt(2), + name("vecxxx")); + res = m_builder->CreateInsertElement(res, x[0], constantInt(3), + name("vecxxxx")); + return res; +} + +std::vector<llvm::Value*> StorageSoa::constElement(llvm::IRBuilder<>* m_builder, llvm::Value *idx) +{ + llvm::Value* res; + std::vector<llvm::Value*> res2(4); llvm::Value *xChannel, *yChannel, *zChannel, *wChannel; xChannel = elementPointer(m_consts, idx, 0); - yChannel = elementPointer(m_consts, idx, 1); - zChannel = elementPointer(m_consts, idx, 2); - wChannel = elementPointer(m_consts, idx, 3); - res[0] = alignedArrayLoad(xChannel); - res[1] = alignedArrayLoad(yChannel); - res[2] = alignedArrayLoad(zChannel); - res[3] = alignedArrayLoad(wChannel); + res = alignedArrayLoad(xChannel); - return res; + res2[0]=unpackConstElement(m_builder, res,0); + res2[1]=unpackConstElement(m_builder, res,1); + res2[2]=unpackConstElement(m_builder, res,2); + res2[3]=unpackConstElement(m_builder, res,3); + + return res2; } std::vector<llvm::Value*> StorageSoa::outputElement(llvm::Value *idx) @@ -260,6 +281,12 @@ llvm::Module * StorageSoa::currentModule() const return m_block->getParent()->getParent(); } +llvm::Constant * StorageSoa::createConstGlobalFloat(const float val) +{ + Constant*c = ConstantFP::get(APFloat(val)); + return c; +} + llvm::Constant * StorageSoa::createConstGlobalVector(const std::vector<float> &vec) { VectorType *vectorType = VectorType::get(Type::FloatTy, 4); @@ -278,7 +305,7 @@ llvm::Constant * StorageSoa::createConstGlobalVector(const std::vector<float> &v } std::vector<llvm::Value*> StorageSoa::load(enum tgsi_file_type type, int idx, int swizzle, - llvm::Value *indIdx) + llvm::IRBuilder<>* m_builder,llvm::Value *indIdx) { std::vector<llvm::Value*> val(4); @@ -302,7 +329,7 @@ std::vector<llvm::Value*> StorageSoa::load(enum tgsi_file_type type, int idx, in val = tempElement(realIndex); break; case TGSI_FILE_CONSTANT: - val = constElement(realIndex); + val = constElement(m_builder, realIndex); break; case TGSI_FILE_IMMEDIATE: val = immediateElement(realIndex); diff --git a/src/gallium/auxiliary/gallivm/storagesoa.h b/src/gallium/auxiliary/gallivm/storagesoa.h index ae2fc7c6ae..f21ca6ec43 100644 --- a/src/gallium/auxiliary/gallivm/storagesoa.h +++ b/src/gallium/auxiliary/gallivm/storagesoa.h @@ -29,6 +29,7 @@ #define STORAGESOA_H #include <pipe/p_shader_tokens.h> +#include <llvm/Support/IRBuilder.h> #include <vector> #include <list> @@ -56,7 +57,7 @@ public: std::vector<llvm::Value*> load(enum tgsi_file_type type, int idx, int swizzle, - llvm::Value *indIdx =0); + llvm::IRBuilder<>* m_builder, llvm::Value *indIdx =0); void store(enum tgsi_file_type type, int idx, const std::vector<llvm::Value*> &val, int mask); @@ -76,10 +77,12 @@ private: const char *name(const char *prefix) const; llvm::Value *alignedArrayLoad(llvm::Value *val); llvm::Module *currentModule() const; + llvm::Constant *createConstGlobalFloat(const float val); llvm::Constant *createConstGlobalVector(const std::vector<float> &vec); std::vector<llvm::Value*> inputElement(llvm::Value *indIdx); - std::vector<llvm::Value*> constElement(llvm::Value *indIdx); + llvm::Value* unpackConstElement(llvm::IRBuilder<>* m_builder, llvm::Value *indIdx, int cc); + std::vector<llvm::Value*> constElement(llvm::IRBuilder<>* m_builder, llvm::Value *indIdx); std::vector<llvm::Value*> outputElement(llvm::Value *indIdx); std::vector<llvm::Value*> tempElement(llvm::Value *indIdx); std::vector<llvm::Value*> immediateElement(llvm::Value *indIdx); diff --git a/src/gallium/auxiliary/gallivm/tgsitollvm.cpp b/src/gallium/auxiliary/gallivm/tgsitollvm.cpp index cc1516a45e..1191a6cae9 100644 --- a/src/gallium/auxiliary/gallivm/tgsitollvm.cpp +++ b/src/gallium/auxiliary/gallivm/tgsitollvm.cpp @@ -52,7 +52,7 @@ static inline FunctionType *vertexShaderFunctionType() // pass are castable to the following: // [4 x <4 x float>] inputs, // [4 x <4 x float>] output, - // [4 x [4 x float]] consts, + // [4 x [1 x float]] consts, // [4 x <4 x float>] temps std::vector<const Type*> funcArgs; @@ -61,7 +61,7 @@ static inline FunctionType *vertexShaderFunctionType() PointerType *vectorArrayPtr = PointerType::get(vectorArray, 0); ArrayType *floatArray = ArrayType::get(Type::FloatTy, 4); - ArrayType *constsArray = ArrayType::get(floatArray, 4); + ArrayType *constsArray = ArrayType::get(floatArray, 1); PointerType *constsArrayPtr = PointerType::get(constsArray, 0); funcArgs.push_back(vectorArrayPtr);//inputs @@ -246,6 +246,7 @@ translate_instruction(llvm::Module *module, val = storage->constElement(src->SrcRegister.Index, indIdx); } else if (src->SrcRegister.File == TGSI_FILE_INPUT) { val = storage->inputElement(src->SrcRegister.Index, indIdx); + // FIXME we should not be generating elements for temporaries, this creates useless memory writes } else if (src->SrcRegister.File == TGSI_FILE_TEMPORARY) { val = storage->tempElement(src->SrcRegister.Index); } else if (src->SrcRegister.File == TGSI_FILE_OUTPUT) { @@ -286,9 +287,13 @@ translate_instruction(llvm::Module *module, out = instr->rsq(inputs[0]); } break; - case TGSI_OPCODE_EXP: + case TGSI_OPCODE_EXP: { + out = instr->exp(inputs[0]); + } break; - case TGSI_OPCODE_LOG: + case TGSI_OPCODE_LOG: { + out = instr->log(inputs[0]); + } break; case TGSI_OPCODE_MUL: { out = instr->mul(inputs[0], inputs[1]); @@ -338,21 +343,31 @@ translate_instruction(llvm::Module *module, out = instr->lerp(inputs[0], inputs[1], inputs[2]); } break; - case TGSI_OPCODE_CND: + case TGSI_OPCODE_CND: { + out = instr->cnd(inputs[0], inputs[1], inputs[2]); + } break; - case TGSI_OPCODE_CND0: + case TGSI_OPCODE_CND0: { + out = instr->cnd0(inputs[0], inputs[1], inputs[2]); + } break; - case TGSI_OPCODE_DOT2ADD: + case TGSI_OPCODE_DOT2ADD: { + out = instr->dot2add(inputs[0], inputs[1], inputs[2]); + } break; case TGSI_OPCODE_INDEX: break; - case TGSI_OPCODE_NEGATE: + case TGSI_OPCODE_NEGATE: { + out = instr->neg(inputs[0]); + } break; case TGSI_OPCODE_FRAC: { out = instr->frc(inputs[0]); } break; - case TGSI_OPCODE_CLAMP: + case TGSI_OPCODE_CLAMP: { + out = instr->clamp(inputs[0]); + } break; case TGSI_OPCODE_FLOOR: { out = instr->floor(inputs[0]); @@ -392,9 +407,13 @@ translate_instruction(llvm::Module *module, out = instr->cos(inputs[0]); } break; - case TGSI_OPCODE_DDX: + case TGSI_OPCODE_DDX: { + out = instr->ddx(inputs[0]); + } break; - case TGSI_OPCODE_DDY: + case TGSI_OPCODE_DDY: { + out = instr->ddy(inputs[0]); + } break; case TGSI_OPCODE_KILP: break; @@ -408,9 +427,13 @@ translate_instruction(llvm::Module *module, break; case TGSI_OPCODE_RFL: break; - case TGSI_OPCODE_SEQ: + case TGSI_OPCODE_SEQ: { + out = instr->seq(inputs[0], inputs[1]); + } break; - case TGSI_OPCODE_SFL: + case TGSI_OPCODE_SFL: { + out = instr->sfl(inputs[0], inputs[1]); + } break; case TGSI_OPCODE_SGT: { out = instr->sgt(inputs[0], inputs[1]); @@ -420,11 +443,17 @@ translate_instruction(llvm::Module *module, out = instr->sin(inputs[0]); } break; - case TGSI_OPCODE_SLE: + case TGSI_OPCODE_SLE: { + out = instr->sle(inputs[0], inputs[1]); + } break; - case TGSI_OPCODE_SNE: + case TGSI_OPCODE_SNE: { + out = instr->sne(inputs[0], inputs[1]); + } break; - case TGSI_OPCODE_STR: + case TGSI_OPCODE_STR: { + out = instr->str(inputs[0], inputs[1]); + } break; case TGSI_OPCODE_TEX: break; @@ -438,7 +467,9 @@ translate_instruction(llvm::Module *module, break; case TGSI_OPCODE_UP4UB: break; - case TGSI_OPCODE_X2D: + case TGSI_OPCODE_X2D: { + out = instr->x2d(inputs[0], inputs[1], inputs[2]); + } break; case TGSI_OPCODE_ARA: break; @@ -468,11 +499,18 @@ translate_instruction(llvm::Module *module, break; case TGSI_OPCODE_TXB: break; - case TGSI_OPCODE_NRM: + case TGSI_OPCODE_NRM4: + case TGSI_OPCODE_NRM: { + out = instr->nrm(inputs[0]); + } break; - case TGSI_OPCODE_DIV: + case TGSI_OPCODE_DIV: { + out = instr->div(inputs[0], inputs[1]); + } break; - case TGSI_OPCODE_DP2: + case TGSI_OPCODE_DP2: { + out = instr->dp2(inputs[0], inputs[1]); + } break; case TGSI_OPCODE_TXL: break; @@ -590,8 +628,6 @@ translate_instruction(llvm::Module *module, break; case TGSI_OPCODE_M3X2: break; - case TGSI_OPCODE_NRM4: - break; case TGSI_OPCODE_CALLNZ: break; case TGSI_OPCODE_IFC: @@ -641,6 +677,7 @@ translate_instruction(llvm::Module *module, if (dst->DstRegister.File == TGSI_FILE_OUTPUT) { storage->setOutputElement(dst->DstRegister.Index, out, dst->DstRegister.WriteMask); + // FIXME we should not be generating elements for temporaries, this creates useless memory writes } else if (dst->DstRegister.File == TGSI_FILE_TEMPORARY) { storage->setTempElement(dst->DstRegister.Index, out, dst->DstRegister.WriteMask); } else if (dst->DstRegister.File == TGSI_FILE_ADDRESS) { @@ -672,9 +709,8 @@ translate_instructionir(llvm::Module *module, if (src->SrcRegister.Indirect) { indIdx = storage->addrElement(src->SrcRegisterInd.Index); } - val = storage->load((enum tgsi_file_type)src->SrcRegister.File, - src->SrcRegister.Index, swizzle, indIdx); + src->SrcRegister.Index, swizzle, instr->getIRBuilder(), indIdx); inputs[i] = val; } @@ -732,6 +768,7 @@ translate_instructionir(llvm::Module *module, } break; case TGSI_OPCODE_SLT: { + out = instr->slt(inputs[0], inputs[1]); } break; case TGSI_OPCODE_SGE: { @@ -989,7 +1026,6 @@ translate_instructionir(llvm::Module *module, /* store results */ for (int i = 0; i < inst->Instruction.NumDstRegs; ++i) { struct tgsi_full_dst_register *dst = &inst->FullDstRegisters[i]; - storage->store((enum tgsi_file_type)dst->DstRegister.File, dst->DstRegister.Index, out, dst->DstRegister.WriteMask); } diff --git a/src/gallium/auxiliary/rtasm/rtasm_ppc_spe.c b/src/gallium/auxiliary/rtasm/rtasm_ppc_spe.c index 491141f190..dea1aed032 100644 --- a/src/gallium/auxiliary/rtasm/rtasm_ppc_spe.c +++ b/src/gallium/auxiliary/rtasm/rtasm_ppc_spe.c @@ -164,6 +164,27 @@ rem_prefix(const char *longname) } +static const char * +reg_name(int reg) +{ + switch (reg) { + case SPE_REG_SP: + return "$sp"; + case SPE_REG_RA: + return "$lr"; + default: + { + /* cycle through four buffers to handle multiple calls per printf */ + static char buf[4][10]; + static int b = 0; + b = (b + 1) % 4; + sprintf(buf[b], "$%d", reg); + return buf[b]; + } + } +} + + static void emit_RR(struct spe_function *p, unsigned op, unsigned rT, unsigned rA, unsigned rB, const char *name) { @@ -176,7 +197,8 @@ static void emit_RR(struct spe_function *p, unsigned op, unsigned rT, assert(p->num_inst <= p->max_inst); if (p->print) { indent(p); - printf("%s\t$%d, $%d, $%d\n", rem_prefix(name), rT, rA, rB); + printf("%s\t%s, %s, %s\n", + rem_prefix(name), reg_name(rT), reg_name(rA), reg_name(rB)); } } @@ -194,7 +216,8 @@ static void emit_RRR(struct spe_function *p, unsigned op, unsigned rT, assert(p->num_inst <= p->max_inst); if (p->print) { indent(p); - printf("%s\t$%d, $%d, $%d, $%d\n", rem_prefix(name), rT, rA, rB, rC); + printf("%s\t%s, %s, %s, %s\n", rem_prefix(name), reg_name(rT), + reg_name(rA), reg_name(rB), reg_name(rC)); } } @@ -211,7 +234,8 @@ static void emit_RI7(struct spe_function *p, unsigned op, unsigned rT, assert(p->num_inst <= p->max_inst); if (p->print) { indent(p); - printf("%s\t$%d, $%d, 0x%x\n", rem_prefix(name), rT, rA, imm); + printf("%s\t%s, %s, 0x%x\n", + rem_prefix(name), reg_name(rT), reg_name(rA), imm); } } @@ -229,7 +253,8 @@ static void emit_RI8(struct spe_function *p, unsigned op, unsigned rT, assert(p->num_inst <= p->max_inst); if (p->print) { indent(p); - printf("%s\t$%d, $%d, 0x%x\n", rem_prefix(name), rT, rA, imm); + printf("%s\t%s, %s, 0x%x\n", + rem_prefix(name), reg_name(rT), reg_name(rA), imm); } } @@ -247,15 +272,22 @@ static void emit_RI10(struct spe_function *p, unsigned op, unsigned rT, assert(p->num_inst <= p->max_inst); if (p->print) { indent(p); - if (strcmp(name, "spe_lqd") == 0 || - strcmp(name, "spe_stqd") == 0) - printf("%s\t$%d, 0x%x($%d)\n", rem_prefix(name), rT, imm, rA); - else - printf("%s\t$%d, $%d, 0x%x\n", rem_prefix(name), rT, rA, imm); + printf("%s\t%s, %s, 0x%x\n", + rem_prefix(name), reg_name(rT), reg_name(rA), imm); } } +/** As above, but do range checking on signed immediate value */ +static void emit_RI10s(struct spe_function *p, unsigned op, unsigned rT, + unsigned rA, int imm, const char *name) +{ + assert(imm <= 511); + assert(imm >= -512); + emit_RI10(p, op, rT, rA, imm, name); +} + + static void emit_RI16(struct spe_function *p, unsigned op, unsigned rT, int imm, const char *name) { @@ -267,7 +299,7 @@ static void emit_RI16(struct spe_function *p, unsigned op, unsigned rT, assert(p->num_inst <= p->max_inst); if (p->print) { indent(p); - printf("%s\t$%d, 0x%x\n", rem_prefix(name), rT, imm); + printf("%s\t%s, 0x%x\n", rem_prefix(name), reg_name(rT), imm); } } @@ -283,7 +315,7 @@ static void emit_RI18(struct spe_function *p, unsigned op, unsigned rT, assert(p->num_inst <= p->max_inst); if (p->print) { indent(p); - printf("%s\t$%d, 0x%x\n", rem_prefix(name), rT, imm); + printf("%s\t%s, 0x%x\n", rem_prefix(name), reg_name(rT), imm); } } @@ -332,6 +364,12 @@ void _name (struct spe_function *p, unsigned rT, unsigned rA, int imm) \ emit_RI10(p, _op, rT, rA, imm, __FUNCTION__); \ } +#define EMIT_RI10s(_name, _op) \ +void _name (struct spe_function *p, unsigned rT, unsigned rA, int imm) \ +{ \ + emit_RI10s(p, _op, rT, rA, imm, __FUNCTION__); \ +} + #define EMIT_RI16(_name, _op) \ void _name (struct spe_function *p, unsigned rT, int imm) \ { \ @@ -353,20 +391,28 @@ void _name (struct spe_function *p, int imm) \ #include "rtasm_ppc_spe.h" + /** * Initialize an spe_function. * \param code_size size of instruction buffer to allocate, in bytes. */ void spe_init_func(struct spe_function *p, unsigned code_size) { + unsigned int i; + p->store = align_malloc(code_size, 16); p->num_inst = 0; p->max_inst = code_size / SPE_INST_SIZE; + p->set_count = 0; + memset(p->regs, 0, SPE_NUM_REGS * sizeof(p->regs[0])); + /* Conservatively treat R0 - R2 and R80 - R127 as non-volatile. */ - p->regs[0] = ~7; - p->regs[1] = (1U << (80 - 64)) - 1; + p->regs[0] = p->regs[1] = p->regs[2] = 1; + for (i = 80; i <= 127; i++) { + p->regs[i] = 1; + } p->print = false; p->indent = 0; @@ -398,12 +444,8 @@ int spe_allocate_available_register(struct spe_function *p) { unsigned i; for (i = 0; i < SPE_NUM_REGS; i++) { - const uint64_t mask = (1ULL << (i % 64)); - const unsigned idx = i / 64; - - assert(idx < 2); - if ((p->regs[idx] & mask) != 0) { - p->regs[idx] &= ~mask; + if (p->regs[i] == 0) { + p->regs[i] = 1; return i; } } @@ -417,31 +459,84 @@ int spe_allocate_available_register(struct spe_function *p) */ int spe_allocate_register(struct spe_function *p, int reg) { - const unsigned idx = reg / 64; - const unsigned bit = reg % 64; - assert(reg < SPE_NUM_REGS); - assert((p->regs[idx] & (1ULL << bit)) != 0); - - p->regs[idx] &= ~(1ULL << bit); + assert(p->regs[reg] == 0); + p->regs[reg] = 1; return reg; } /** - * Mark the given SPE register as "unallocated". + * Mark the given SPE register as "unallocated". Note that this should + * only be used on registers allocated in the current register set; an + * assertion will fail if an attempt is made to deallocate a register + * allocated in an earlier register set. */ void spe_release_register(struct spe_function *p, int reg) { - const unsigned idx = reg / 64; - const unsigned bit = reg % 64; + assert(reg < SPE_NUM_REGS); + assert(p->regs[reg] == 1); - assert(idx < 2); + p->regs[reg] = 0; +} - assert(reg < SPE_NUM_REGS); - assert((p->regs[idx] & (1ULL << bit)) == 0); +/** + * Start a new set of registers. This can be called if + * it will be difficult later to determine exactly what + * registers were actually allocated during a code generation + * sequence, and you really just want to deallocate all of them. + */ +void spe_allocate_register_set(struct spe_function *p) +{ + unsigned int i; - p->regs[idx] |= (1ULL << bit); + /* Keep track of the set count. If it ever wraps around to 0, + * we're in trouble. + */ + p->set_count++; + assert(p->set_count > 0); + + /* Increment the allocation count of all registers currently + * allocated. Then any registers that are allocated in this set + * will be the only ones with a count of 1; they'll all be released + * when the register set is released. + */ + for (i = 0; i < SPE_NUM_REGS; i++) { + if (p->regs[i] > 0) + p->regs[i]++; + } +} + +void spe_release_register_set(struct spe_function *p) +{ + unsigned int i; + + /* If the set count drops below zero, we're in trouble. */ + assert(p->set_count > 0); + p->set_count--; + + /* Drop the allocation level of all registers. Any allocated + * during this register set will drop to 0 and then become + * available. + */ + for (i = 0; i < SPE_NUM_REGS; i++) { + if (p->regs[i] > 0) + p->regs[i]--; + } +} + + +unsigned +spe_get_registers_used(const struct spe_function *p, ubyte used[]) +{ + unsigned i, num = 0; + /* only count registers in the range available to callers */ + for (i = 2; i < 80; i++) { + if (p->regs[i]) { + used[num++] = i; + } + } + return num; } @@ -459,7 +554,7 @@ spe_indent(struct spe_function *p, int spaces) } -extern void +void spe_comment(struct spe_function *p, int rel_indent, const char *s) { if (p->print) { @@ -472,6 +567,56 @@ spe_comment(struct spe_function *p, int rel_indent, const char *s) /** + * Load quad word. + * NOTE: offset is in bytes and the least significant 4 bits must be zero! + */ +void spe_lqd(struct spe_function *p, unsigned rT, unsigned rA, int offset) +{ + const boolean pSave = p->print; + + /* offset must be a multiple of 16 */ + assert(offset % 16 == 0); + /* offset must fit in 10-bit signed int field, after shifting */ + assert((offset >> 4) <= 511); + assert((offset >> 4) >= -512); + + p->print = FALSE; + emit_RI10(p, 0x034, rT, rA, offset >> 4, "spe_lqd"); + p->print = pSave; + + if (p->print) { + indent(p); + printf("lqd\t%s, %d(%s)\n", reg_name(rT), offset, reg_name(rA)); + } +} + + +/** + * Store quad word. + * NOTE: offset is in bytes and the least significant 4 bits must be zero! + */ +void spe_stqd(struct spe_function *p, unsigned rT, unsigned rA, int offset) +{ + const boolean pSave = p->print; + + /* offset must be a multiple of 16 */ + assert(offset % 16 == 0); + /* offset must fit in 10-bit signed int field, after shifting */ + assert((offset >> 4) <= 511); + assert((offset >> 4) >= -512); + + p->print = FALSE; + emit_RI10(p, 0x024, rT, rA, offset >> 4, "spe_stqd"); + p->print = pSave; + + if (p->print) { + indent(p); + printf("stqd\t%s, %d(%s)\n", reg_name(rT), offset, reg_name(rA)); + } +} + + +/** * For branch instructions: * \param d if 1, disable interupts if branch is taken * \param e if 1, enable interupts if branch is taken @@ -603,22 +748,187 @@ void spe_load_uint(struct spe_function *p, unsigned rT, unsigned int ui) { /* If the whole value is in the lower 18 bits, use ila, which * doesn't sign-extend. Otherwise, if the two halfwords of - * the constant are identical, use ilh. Otherwise, we have - * to use ilhu followed by iohl. + * the constant are identical, use ilh. Otherwise, if every byte of + * the desired value is 0x00 or 0xff, we can use Form Select Mask for + * Bytes Immediate (fsmbi) to load the value in a single instruction. + * Otherwise, in the general case, we have to use ilhu followed by iohl. */ - if ((ui & 0xfffc0000) == ui) { + if ((ui & 0x0003ffff) == ui) { spe_ila(p, rT, ui); } else if ((ui >> 16) == (ui & 0xffff)) { spe_ilh(p, rT, ui & 0xffff); } + else if ( + ((ui & 0x000000ff) == 0 || (ui & 0x000000ff) == 0x000000ff) && + ((ui & 0x0000ff00) == 0 || (ui & 0x0000ff00) == 0x0000ff00) && + ((ui & 0x00ff0000) == 0 || (ui & 0x00ff0000) == 0x00ff0000) && + ((ui & 0xff000000) == 0 || (ui & 0xff000000) == 0xff000000) + ) { + unsigned int mask = 0; + /* fsmbi duplicates each bit in the given mask eight times, + * using a 16-bit value to initialize a 16-byte quadword. + * Each 4-bit nybble of the mask corresponds to a full word + * of the result; look at the value and figure out the mask + * (replicated for each word in the quadword), and then + * form the "select mask" to get the value. + */ + if ((ui & 0x000000ff) == 0x000000ff) mask |= 0x1111; + if ((ui & 0x0000ff00) == 0x0000ff00) mask |= 0x2222; + if ((ui & 0x00ff0000) == 0x00ff0000) mask |= 0x4444; + if ((ui & 0xff000000) == 0xff000000) mask |= 0x8888; + spe_fsmbi(p, rT, mask); + } else { + /* The general case: this usually uses two instructions, but + * may use only one if the low-order 16 bits of each word are 0. + */ spe_ilhu(p, rT, ui >> 16); if (ui & 0xffff) spe_iohl(p, rT, ui & 0xffff); } } +/** + * This function is constructed identically to spe_xor_uint() below. + * Changes to one should be made in the other. + */ +void +spe_and_uint(struct spe_function *p, unsigned rT, unsigned rA, unsigned int ui) +{ + /* If we can, emit a single instruction, either And Byte Immediate + * (which uses the same constant across each byte), And Halfword Immediate + * (which sign-extends a 10-bit immediate to 16 bits and uses that + * across each halfword), or And Word Immediate (which sign-extends + * a 10-bit immediate to 32 bits). + * + * Otherwise, we'll need to use a temporary register. + */ + unsigned int tmp; + + /* If the upper 23 bits are all 0s or all 1s, sign extension + * will work and we can use And Word Immediate + */ + tmp = ui & 0xfffffe00; + if (tmp == 0xfffffe00 || tmp == 0) { + spe_andi(p, rT, rA, ui & 0x000003ff); + return; + } + + /* If the ui field is symmetric along halfword boundaries and + * the upper 7 bits of each halfword are all 0s or 1s, we + * can use And Halfword Immediate + */ + tmp = ui & 0xfe00fe00; + if ((tmp == 0xfe00fe00 || tmp == 0) && ((ui >> 16) == (ui & 0x0000ffff))) { + spe_andhi(p, rT, rA, ui & 0x000003ff); + return; + } + + /* If the ui field is symmetric in each byte, then we can use + * the And Byte Immediate instruction. + */ + tmp = ui & 0x000000ff; + if ((ui >> 24) == tmp && ((ui >> 16) & 0xff) == tmp && ((ui >> 8) & 0xff) == tmp) { + spe_andbi(p, rT, rA, tmp); + return; + } + + /* Otherwise, we'll have to use a temporary register. */ + unsigned int tmp_reg = spe_allocate_available_register(p); + spe_load_uint(p, tmp_reg, ui); + spe_and(p, rT, rA, tmp_reg); + spe_release_register(p, tmp_reg); +} + + +/** + * This function is constructed identically to spe_and_uint() above. + * Changes to one should be made in the other. + */ +void +spe_xor_uint(struct spe_function *p, unsigned rT, unsigned rA, unsigned int ui) +{ + /* If we can, emit a single instruction, either Exclusive Or Byte + * Immediate (which uses the same constant across each byte), Exclusive + * Or Halfword Immediate (which sign-extends a 10-bit immediate to + * 16 bits and uses that across each halfword), or Exclusive Or Word + * Immediate (which sign-extends a 10-bit immediate to 32 bits). + * + * Otherwise, we'll need to use a temporary register. + */ + unsigned int tmp; + + /* If the upper 23 bits are all 0s or all 1s, sign extension + * will work and we can use Exclusive Or Word Immediate + */ + tmp = ui & 0xfffffe00; + if (tmp == 0xfffffe00 || tmp == 0) { + spe_xori(p, rT, rA, ui & 0x000003ff); + return; + } + + /* If the ui field is symmetric along halfword boundaries and + * the upper 7 bits of each halfword are all 0s or 1s, we + * can use Exclusive Or Halfword Immediate + */ + tmp = ui & 0xfe00fe00; + if ((tmp == 0xfe00fe00 || tmp == 0) && ((ui >> 16) == (ui & 0x0000ffff))) { + spe_xorhi(p, rT, rA, ui & 0x000003ff); + return; + } + + /* If the ui field is symmetric in each byte, then we can use + * the Exclusive Or Byte Immediate instruction. + */ + tmp = ui & 0x000000ff; + if ((ui >> 24) == tmp && ((ui >> 16) & 0xff) == tmp && ((ui >> 8) & 0xff) == tmp) { + spe_xorbi(p, rT, rA, tmp); + return; + } + + /* Otherwise, we'll have to use a temporary register. */ + unsigned int tmp_reg = spe_allocate_available_register(p); + spe_load_uint(p, tmp_reg, ui); + spe_xor(p, rT, rA, tmp_reg); + spe_release_register(p, tmp_reg); +} + +void +spe_compare_equal_uint(struct spe_function *p, unsigned rT, unsigned rA, unsigned int ui) +{ + /* If the comparison value is 9 bits or less, it fits inside a + * Compare Equal Word Immediate instruction. + */ + if ((ui & 0x000001ff) == ui) { + spe_ceqi(p, rT, rA, ui); + } + /* Otherwise, we're going to have to load a word first. */ + else { + unsigned int tmp_reg = spe_allocate_available_register(p); + spe_load_uint(p, tmp_reg, ui); + spe_ceq(p, rT, rA, tmp_reg); + spe_release_register(p, tmp_reg); + } +} + +void +spe_compare_greater_uint(struct spe_function *p, unsigned rT, unsigned rA, unsigned int ui) +{ + /* If the comparison value is 10 bits or less, it fits inside a + * Compare Logical Greater Than Word Immediate instruction. + */ + if ((ui & 0x000003ff) == ui) { + spe_clgti(p, rT, rA, ui); + } + /* Otherwise, we're going to have to load a word first. */ + else { + unsigned int tmp_reg = spe_allocate_available_register(p); + spe_load_uint(p, tmp_reg, ui); + spe_clgt(p, rT, rA, tmp_reg); + spe_release_register(p, tmp_reg); + } +} void spe_splat(struct spe_function *p, unsigned rT, unsigned rA) diff --git a/src/gallium/auxiliary/rtasm/rtasm_ppc_spe.h b/src/gallium/auxiliary/rtasm/rtasm_ppc_spe.h index 61c7edeb60..d6a3c02f20 100644 --- a/src/gallium/auxiliary/rtasm/rtasm_ppc_spe.h +++ b/src/gallium/auxiliary/rtasm/rtasm_ppc_spe.h @@ -53,17 +53,26 @@ struct spe_function uint num_inst; uint max_inst; - /** - * Mask of used / unused registers - * - * Each set bit corresponds to an available register. Each cleared bit - * corresponds to an allocated register. + /** + * The "set count" reflects the number of nested register sets + * are allowed. In the unlikely case that we exceed the set count, + * register allocation will start to be confused, which is critical + * enough that we check for it. + */ + unsigned char set_count; + + /** + * Flags for used and unused registers. Each byte corresponds to a + * register; a 0 in that byte means that the register is available. + * A value of 1 means that the register was allocated in the current + * register set. Any other value N means that the register was allocated + * N register sets ago. * * \sa * spe_allocate_register, spe_allocate_available_register, - * spe_release_register + * spe_allocate_register_set, spe_release_register_set, spe_release_register, */ - uint64_t regs[SPE_NUM_REGS / 64]; + unsigned char regs[SPE_NUM_REGS]; boolean print; /**< print/dump instructions as they're emitted? */ int indent; /**< number of spaces to indent */ @@ -77,6 +86,11 @@ extern unsigned spe_code_size(const struct spe_function *p); extern int spe_allocate_available_register(struct spe_function *p); extern int spe_allocate_register(struct spe_function *p, int reg); extern void spe_release_register(struct spe_function *p, int reg); +extern void spe_allocate_register_set(struct spe_function *p); +extern void spe_release_register_set(struct spe_function *p); + +extern unsigned +spe_get_registers_used(const struct spe_function *p, ubyte used[]); extern void spe_print_code(struct spe_function *p, boolean enable); extern void spe_indent(struct spe_function *p, int spaces); @@ -105,6 +119,9 @@ extern void spe_comment(struct spe_function *p, int rel_indent, const char *s); #define EMIT_RI10(_name, _op) \ extern void _name (struct spe_function *p, unsigned rT, unsigned rA, \ int imm) +#define EMIT_RI10s(_name, _op) \ + extern void _name (struct spe_function *p, unsigned rT, unsigned rA, \ + int imm) #define EMIT_RI16(_name, _op) \ extern void _name (struct spe_function *p, unsigned rT, int imm) #define EMIT_RI18(_name, _op) \ @@ -117,11 +134,9 @@ extern void spe_comment(struct spe_function *p, int rel_indent, const char *s); /* Memory load / store instructions */ -EMIT_RI10(spe_lqd, 0x034); EMIT_RR (spe_lqx, 0x1c4); EMIT_RI16(spe_lqa, 0x061); EMIT_RI16(spe_lqr, 0x067); -EMIT_RI10(spe_stqd, 0x024); EMIT_RR (spe_stqx, 0x144); EMIT_RI16(spe_stqa, 0x041); EMIT_RI16(spe_stqr, 0x047); @@ -151,7 +166,7 @@ EMIT_RI16(spe_fsmbi, 0x065); EMIT_RR (spe_ah, 0x0c8); EMIT_RI10(spe_ahi, 0x01d); EMIT_RR (spe_a, 0x0c0); -EMIT_RI10(spe_ai, 0x01c); +EMIT_RI10s(spe_ai, 0x01c); EMIT_RR (spe_sfh, 0x048); EMIT_RI10(spe_sfhi, 0x00d); EMIT_RR (spe_sf, 0x040); @@ -189,19 +204,19 @@ EMIT_R (spe_xshw, 0x2ae); EMIT_R (spe_xswd, 0x2a6); EMIT_RR (spe_and, 0x0c1); EMIT_RR (spe_andc, 0x2c1); -EMIT_RI10(spe_andbi, 0x016); -EMIT_RI10(spe_andhi, 0x015); -EMIT_RI10(spe_andi, 0x014); +EMIT_RI10s(spe_andbi, 0x016); +EMIT_RI10s(spe_andhi, 0x015); +EMIT_RI10s(spe_andi, 0x014); EMIT_RR (spe_or, 0x041); EMIT_RR (spe_orc, 0x2c9); -EMIT_RI10(spe_orbi, 0x006); -EMIT_RI10(spe_orhi, 0x005); -EMIT_RI10(spe_ori, 0x004); +EMIT_RI10s(spe_orbi, 0x006); +EMIT_RI10s(spe_orhi, 0x005); +EMIT_RI10s(spe_ori, 0x004); EMIT_R (spe_orx, 0x1f0); EMIT_RR (spe_xor, 0x241); -EMIT_RI10(spe_xorbi, 0x026); -EMIT_RI10(spe_xorhi, 0x025); -EMIT_RI10(spe_xori, 0x024); +EMIT_RI10s(spe_xorbi, 0x026); +EMIT_RI10s(spe_xorhi, 0x025); +EMIT_RI10s(spe_xori, 0x024); EMIT_RR (spe_nand, 0x0c9); EMIT_RR (spe_nor, 0x049); EMIT_RR (spe_eqv, 0x249); @@ -279,6 +294,12 @@ EMIT_RI16(spe_brz, 0x040); EMIT_RI16(spe_brhnz, 0x046); EMIT_RI16(spe_brhz, 0x044); +extern void +spe_lqd(struct spe_function *p, unsigned rT, unsigned rA, int offset); + +extern void +spe_stqd(struct spe_function *p, unsigned rT, unsigned rA, int offset); + extern void spe_bi(struct spe_function *p, unsigned rA, int d, int e); extern void spe_iret(struct spe_function *p, unsigned rA, int d, int e); extern void spe_bisled(struct spe_function *p, unsigned rT, unsigned rA, @@ -307,6 +328,22 @@ spe_load_int(struct spe_function *p, unsigned rT, int i); extern void spe_load_uint(struct spe_function *p, unsigned rT, unsigned int ui); +/** And immediate value into rT. */ +extern void +spe_and_uint(struct spe_function *p, unsigned rT, unsigned rA, unsigned int ui); + +/** Xor immediate value into rT. */ +extern void +spe_xor_uint(struct spe_function *p, unsigned rT, unsigned rA, unsigned int ui); + +/** Compare equal with immediate value. */ +extern void +spe_compare_equal_uint(struct spe_function *p, unsigned rT, unsigned rA, unsigned int ui); + +/** Compare greater with immediate value. */ +extern void +spe_compare_greater_uint(struct spe_function *p, unsigned rT, unsigned rA, unsigned int ui); + /** Replicate word 0 of rA across rT. */ extern void spe_splat(struct spe_function *p, unsigned rT, unsigned rA); @@ -388,6 +425,7 @@ EMIT_R (spe_wrch, 0x10d); #undef EMIT_RI7 #undef EMIT_RI8 #undef EMIT_RI10 +#undef EMIT_RI10s #undef EMIT_RI16 #undef EMIT_RI18 #undef EMIT_I16 diff --git a/src/gallium/auxiliary/rtasm/rtasm_x86sse.c b/src/gallium/auxiliary/rtasm/rtasm_x86sse.c index 3bba9dcc07..99ee74cf14 100644 --- a/src/gallium/auxiliary/rtasm/rtasm_x86sse.c +++ b/src/gallium/auxiliary/rtasm/rtasm_x86sse.c @@ -371,7 +371,11 @@ void x86_jcc( struct x86_function *p, DUMP_I(cc); if (offset < 0) { - assert(p->csr - p->store > -offset); + /*assert(p->csr - p->store > -offset);*/ + if (p->csr - p->store <= -offset) { + /* probably out of memory (using the error_overflow buffer) */ + return; + } } if (offset <= 127 && offset >= -128) { @@ -675,6 +679,44 @@ void x86_and( struct x86_function *p, * SSE instructions */ +void sse_prefetchnta( struct x86_function *p, struct x86_reg ptr) +{ + DUMP_R( ptr ); + assert(ptr.mod != mod_REG); + emit_2ub(p, 0x0f, 0x18); + emit_modrm_noreg(p, 0, ptr); +} + +void sse_prefetch0( struct x86_function *p, struct x86_reg ptr) +{ + DUMP_R( ptr ); + assert(ptr.mod != mod_REG); + emit_2ub(p, 0x0f, 0x18); + emit_modrm_noreg(p, 1, ptr); +} + +void sse_prefetch1( struct x86_function *p, struct x86_reg ptr) +{ + DUMP_R( ptr ); + assert(ptr.mod != mod_REG); + emit_2ub(p, 0x0f, 0x18); + emit_modrm_noreg(p, 2, ptr); +} + +void sse_movntps( struct x86_function *p, + struct x86_reg dst, + struct x86_reg src) +{ + DUMP_RR( dst, src ); + + assert(dst.mod != mod_REG); + assert(src.mod == mod_REG); + emit_2ub(p, 0x0f, 0x2b); + emit_modrm(p, src, dst); +} + + + void sse_movss( struct x86_function *p, struct x86_reg dst, diff --git a/src/gallium/auxiliary/rtasm/rtasm_x86sse.h b/src/gallium/auxiliary/rtasm/rtasm_x86sse.h index 510aa1b0de..1b5eaaca85 100644 --- a/src/gallium/auxiliary/rtasm/rtasm_x86sse.h +++ b/src/gallium/auxiliary/rtasm/rtasm_x86sse.h @@ -185,6 +185,13 @@ void sse2_pshufd( struct x86_function *p, struct x86_reg dest, struct x86_reg ar void sse2_rcpps( struct x86_function *p, struct x86_reg dst, struct x86_reg src ); void sse2_rcpss( struct x86_function *p, struct x86_reg dst, struct x86_reg src ); + +void sse_prefetchnta( struct x86_function *p, struct x86_reg ptr); +void sse_prefetch0( struct x86_function *p, struct x86_reg ptr); +void sse_prefetch1( struct x86_function *p, struct x86_reg ptr); + +void sse_movntps( struct x86_function *p, struct x86_reg dst, struct x86_reg src); + void sse_addps( struct x86_function *p, struct x86_reg dst, struct x86_reg src ); void sse_addss( struct x86_function *p, struct x86_reg dst, struct x86_reg src ); void sse_cvtps2pi( struct x86_function *p, struct x86_reg dst, struct x86_reg src ); diff --git a/src/gallium/auxiliary/tgsi/tgsi_sse2.c b/src/gallium/auxiliary/tgsi/tgsi_sse2.c index 4fdad3a5c7..f79170b9d6 100644 --- a/src/gallium/auxiliary/tgsi/tgsi_sse2.c +++ b/src/gallium/auxiliary/tgsi/tgsi_sse2.c @@ -25,6 +25,10 @@ * **************************************************************************/ +#include "pipe/p_config.h" + +#if defined(PIPE_ARCH_X86) && defined(PIPE_ARCH_SSE) + #include "pipe/p_debug.h" #include "pipe/p_shader_tokens.h" #include "util/u_math.h" @@ -36,8 +40,6 @@ #include "rtasm/rtasm_x86sse.h" -#ifdef PIPE_ARCH_X86 - /* for 1/sqrt() * * This costs about 100fps (close to 10%) in gears: diff --git a/src/gallium/auxiliary/util/Makefile b/src/gallium/auxiliary/util/Makefile index d3951e4e7d..b3d1045a8f 100644 --- a/src/gallium/auxiliary/util/Makefile +++ b/src/gallium/auxiliary/util/Makefile @@ -10,6 +10,7 @@ C_SOURCES = \ u_gen_mipmap.c \ u_handle_table.c \ u_hash_table.c \ + u_keymap.c \ u_math.c \ u_mm.c \ u_rect.c \ diff --git a/src/gallium/auxiliary/util/SConscript b/src/gallium/auxiliary/util/SConscript index e65c17b1cc..8a04955a16 100644 --- a/src/gallium/auxiliary/util/SConscript +++ b/src/gallium/auxiliary/util/SConscript @@ -11,13 +11,14 @@ util = env.ConvenienceLibrary( 'u_gen_mipmap.c', 'u_handle_table.c', 'u_hash_table.c', + 'u_keymap.c', 'u_math.c', 'u_mm.c', 'u_rect.c', 'u_simple_shaders.c', 'u_snprintf.c', - 'u_stream_stdc.c', - 'u_stream_wd.c', + 'u_stream_stdc.c', + 'u_stream_wd.c', 'u_tile.c', 'u_time.c', ]) diff --git a/src/gallium/auxiliary/util/u_keymap.c b/src/gallium/auxiliary/util/u_keymap.c new file mode 100644 index 0000000000..01b17ddb1b --- /dev/null +++ b/src/gallium/auxiliary/util/u_keymap.c @@ -0,0 +1,309 @@ +/************************************************************************** + * + * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +/** + * Key lookup/associative container. + * + * Like Jose's u_hash_table, based on CSO cache code for now. + * + * Author: Brian Paul + */ + + +#include "pipe/p_compiler.h" +#include "pipe/p_debug.h" +#include "pipe/p_error.h" + +#include "cso_cache/cso_hash.h" + +#include "util/u_memory.h" +#include "util/u_keymap.h" + + +struct keymap +{ + struct cso_hash *cso; + unsigned key_size; + unsigned max_entries; /* XXX not obeyed net */ + unsigned num_entries; + keymap_delete_func delete_func; +}; + + +struct keymap_item +{ + void *key, *value; +}; + + +/** + * This the default key-delete function used when the client doesn't + * provide one. + */ +static void +default_delete_func(const struct keymap *map, + const void *key, void *data, void *user) +{ + FREE((void*) data); +} + + +static INLINE struct keymap_item * +hash_table_item(struct cso_hash_iter iter) +{ + return (struct keymap_item *) cso_hash_iter_data(iter); +} + + +/** + * Return 4-byte hash key for a block of bytes. + */ +static unsigned +hash(const void *key, unsigned keySize) +{ + unsigned i, hash; + + keySize /= 4; /* convert from bytes to uints */ + + hash = 0; + for (i = 0; i < keySize; i++) { + hash ^= (i + 1) * ((const unsigned *) key)[i]; + } + + /*hash = hash ^ (hash >> 11) ^ (hash >> 22);*/ + + return hash; +} + + +/** + * Create a new map. + * \param keySize size of the keys in bytes + * \param maxEntries max number of entries to allow (~0 = infinity) + * \param deleteFunc optional callback to call when entries + * are deleted/replaced + */ +struct keymap * +util_new_keymap(unsigned keySize, unsigned maxEntries, + keymap_delete_func deleteFunc) +{ + struct keymap *map = MALLOC_STRUCT(keymap); + if (!map) + return NULL; + + map->cso = cso_hash_create(); + if (!map->cso) { + FREE(map); + return NULL; + } + + map->max_entries = maxEntries; + map->num_entries = 0; + map->key_size = keySize; + map->delete_func = deleteFunc ? deleteFunc : default_delete_func; + + return map; +} + + +/** + * Delete/free a keymap and all entries. The deleteFunc that was given at + * create time will be called for each entry. + * \param user user-provided pointer passed through to the delete callback + */ +void +util_delete_keymap(struct keymap *map, void *user) +{ + util_keymap_remove_all(map, user); + cso_hash_delete(map->cso); + FREE(map); +} + + +static INLINE struct cso_hash_iter +hash_table_find_iter(const struct keymap *map, const void *key, + unsigned key_hash) +{ + struct cso_hash_iter iter; + struct keymap_item *item; + + iter = cso_hash_find(map->cso, key_hash); + while (!cso_hash_iter_is_null(iter)) { + item = (struct keymap_item *) cso_hash_iter_data(iter); + if (!memcmp(item->key, key, map->key_size)) + break; + iter = cso_hash_iter_next(iter); + } + + return iter; +} + + +static INLINE struct keymap_item * +hash_table_find_item(const struct keymap *map, const void *key, + unsigned key_hash) +{ + struct cso_hash_iter iter = hash_table_find_iter(map, key, key_hash); + if (cso_hash_iter_is_null(iter)) { + return NULL; + } + else { + return hash_table_item(iter); + } +} + + +/** + * Insert a new key + data pointer into the table. + * Note: we create a copy of the key, but not the data! + * If the key is already present in the table, replace the existing + * entry (calling the delete callback on the previous entry). + * If the maximum capacity of the map is reached an old entry + * will be deleted (the delete callback will be called). + */ +boolean +util_keymap_insert(struct keymap *map, const void *key, + const void *data, void *user) +{ + unsigned key_hash; + struct keymap_item *item; + struct cso_hash_iter iter; + + assert(map); + + key_hash = hash(key, map->key_size); + + item = hash_table_find_item(map, key, key_hash); + if (item) { + /* call delete callback for old entry/item */ + map->delete_func(map, item->key, item->value, user); + item->value = (void *) data; + return TRUE; + } + + item = MALLOC_STRUCT(keymap_item); + if (!item) + return FALSE; + + item->key = mem_dup(key, map->key_size); + item->value = (void *) data; + + iter = cso_hash_insert(map->cso, key_hash, item); + if (cso_hash_iter_is_null(iter)) { + FREE(item); + return FALSE; + } + + map->num_entries++; + + return TRUE; +} + + +/** + * Look up a key in the map and return the associated data pointer. + */ +const void * +util_keymap_lookup(const struct keymap *map, const void *key) +{ + unsigned key_hash; + struct keymap_item *item; + + assert(map); + + key_hash = hash(key, map->key_size); + + item = hash_table_find_item(map, key, key_hash); + if (!item) + return NULL; + + return item->value; +} + + +/** + * Remove an entry from the map. + * The delete callback will be called if the given key/entry is found. + * \param user passed to the delete callback as the last param. + */ +void +util_keymap_remove(struct keymap *map, const void *key, void *user) +{ + unsigned key_hash; + struct cso_hash_iter iter; + struct keymap_item *item; + + assert(map); + + key_hash = hash(key, map->key_size); + + iter = hash_table_find_iter(map, key, key_hash); + if (cso_hash_iter_is_null(iter)) + return; + + item = hash_table_item(iter); + assert(item); + map->delete_func(map, item->key, item->value, user); + FREE(item->key); + FREE(item); + + map->num_entries--; + + cso_hash_erase(map->cso, iter); +} + + +/** + * Remove all entries from the map, calling the delete callback for each. + * \param user passed to the delete callback as the last param. + */ +void +util_keymap_remove_all(struct keymap *map, void *user) +{ + struct cso_hash_iter iter; + struct keymap_item *item; + + assert(map); + + iter = cso_hash_first_node(map->cso); + while (!cso_hash_iter_is_null(iter)) { + item = (struct keymap_item *) + cso_hash_take(map->cso, cso_hash_iter_key(iter)); + map->delete_func(map, item->key, item->value, user); + FREE(item->key); + FREE(item); + iter = cso_hash_first_node(map->cso); + } +} + + +extern void +util_keymap_info(const struct keymap *map) +{ + debug_printf("Keymap %p: %u of max %u entries\n", + (void *) map, map->num_entries, map->max_entries); +} diff --git a/src/gallium/auxiliary/util/u_keymap.h b/src/gallium/auxiliary/util/u_keymap.h new file mode 100644 index 0000000000..8d60a76fc3 --- /dev/null +++ b/src/gallium/auxiliary/util/u_keymap.h @@ -0,0 +1,68 @@ +/************************************************************************** + * + * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +#ifndef U_KEYMAP_H +#define U_KEYMAP_H + +#include "pipe/p_compiler.h" + + +/** opaque keymap type */ +struct keymap; + + +/** Delete/callback function type */ +typedef void (*keymap_delete_func)(const struct keymap *map, + const void *key, void *data, + void *user); + + +extern struct keymap * +util_new_keymap(unsigned keySize, unsigned maxEntries, + keymap_delete_func deleteFunc); + +extern void +util_delete_keymap(struct keymap *map, void *user); + +extern boolean +util_keymap_insert(struct keymap *map, const void *key, + const void *data, void *user); + +extern const void * +util_keymap_lookup(const struct keymap *map, const void *key); + +extern void +util_keymap_remove(struct keymap *map, const void *key, void *user); + +extern void +util_keymap_remove_all(struct keymap *map, void *user); + +extern void +util_keymap_info(const struct keymap *map); + + +#endif /* U_KEYMAP_H */ diff --git a/src/gallium/auxiliary/util/u_math.c b/src/gallium/auxiliary/util/u_math.c index 0729114d6a..5b3cab4642 100644 --- a/src/gallium/auxiliary/util/u_math.c +++ b/src/gallium/auxiliary/util/u_math.c @@ -30,7 +30,7 @@ #include "util/u_math.h" - +/** 2^x, for x in [-1.0, 1.0[ */ float pow2_table[POW2_TABLE_SIZE]; @@ -38,9 +38,21 @@ static void init_pow2_table(void) { int i; - for (i = 0; i < POW2_TABLE_SIZE; i++) { - pow2_table[i] = (float) pow(2.0, i / POW2_TABLE_SCALE); - } + for (i = 0; i < POW2_TABLE_SIZE; i++) + pow2_table[i] = (float) pow(2.0, (i - POW2_TABLE_OFFSET) / POW2_TABLE_SCALE); +} + + +/** log2(x), for x in [1.0, 2.0[ */ +float log2_table[LOG2_TABLE_SIZE]; + + +static void +init_log2_table(void) +{ + unsigned i; + for (i = 0; i < LOG2_TABLE_SIZE; i++) + log2_table[i] = (float) log2(1.0 + i * (1.0 / LOG2_TABLE_SIZE)); } @@ -53,6 +65,7 @@ util_init_math(void) static boolean initialized = FALSE; if (!initialized) { init_pow2_table(); + init_log2_table(); initialized = TRUE; } } diff --git a/src/gallium/auxiliary/util/u_math.h b/src/gallium/auxiliary/util/u_math.h index 084655e6dd..be7303e550 100644 --- a/src/gallium/auxiliary/util/u_math.h +++ b/src/gallium/auxiliary/util/u_math.h @@ -174,8 +174,10 @@ static INLINE float logf( float f ) -#define POW2_TABLE_SIZE 256 -#define POW2_TABLE_SCALE ((float) (POW2_TABLE_SIZE-1)) +#define POW2_TABLE_SIZE_LOG2 9 +#define POW2_TABLE_SIZE (1 << POW2_TABLE_SIZE_LOG2) +#define POW2_TABLE_OFFSET (POW2_TABLE_SIZE/2) +#define POW2_TABLE_SCALE ((float)(POW2_TABLE_SIZE/2)) extern float pow2_table[POW2_TABLE_SIZE]; @@ -186,98 +188,78 @@ util_init_math(void); union fi { float f; - int i; - unsigned ui; + int32_t i; + uint32_t ui; }; /** - * Fast approximation to exp(x). - * Compute with base 2 exponents: exp(x) = exp2(log2(e) * x) - * Note: log2(e) is a constant, k = 1.44269 - * So, exp(x) = exp2(k * x); + * Fast version of 2^x * Identity: exp2(a + b) = exp2(a) * exp2(b) - * Let ipart = int(k*x) - * Let fpart = k*x - ipart; - * So, exp2(k*x) = exp2(ipart) * exp2(fpart) + * Let ipart = int(x) + * Let fpart = x - ipart; + * So, exp2(x) = exp2(ipart) * exp2(fpart) * Compute exp2(ipart) with i << ipart * Compute exp2(fpart) with lookup table. */ static INLINE float -util_fast_exp(float x) +util_fast_exp2(float x) { - if (x >= 0.0f) { - float k = 1.44269f; /* = log2(e) */ - float kx = k * x; - int ipart = (int) kx; - float fpart = kx - (float) ipart; - float y = (float) (1 << ipart) - * pow2_table[(int) (fpart * POW2_TABLE_SCALE)]; - return y; - } - else { - /* exp(-x) = 1.0 / exp(x) */ - float k = -1.44269f; - float kx = k * x; - int ipart = (int) kx; - float fpart = kx - (float) ipart; - float y = (float) (1 << ipart) - * pow2_table[(int) (fpart * POW2_TABLE_SCALE)]; - return 1.0f / y; - } + int32_t ipart; + float fpart, mpart; + union fi epart; + + if(x > 129.00000f) + return 3.402823466e+38f; + + if(x < -126.99999f) + return 0.0f; + + ipart = (int32_t) x; + fpart = x - (float) ipart; + + /* same as + * epart.f = (float) (1 << ipart) + * but faster and without integer overflow for ipart > 31 */ + epart.i = (ipart + 127 ) << 23; + + mpart = pow2_table[POW2_TABLE_OFFSET + (int)(fpart * POW2_TABLE_SCALE)]; + + return epart.f * mpart; } /** - * Fast version of 2^x - * XXX the above function could be implemented in terms of this one. + * Fast approximation to exp(x). */ static INLINE float -util_fast_exp2(float x) +util_fast_exp(float x) { - if (x >= 0.0f) { - int ipart = (int) x; - float fpart = x - (float) ipart; - float y = (float) (1 << ipart) - * pow2_table[(int) (fpart * POW2_TABLE_SCALE)]; - return y; - } - else { - /* exp(-x) = 1.0 / exp(x) */ - int ipart = (int) -x; - float fpart = -x - (float) ipart; - float y = (float) (1 << ipart) - * pow2_table[(int) (fpart * POW2_TABLE_SCALE)]; - return 1.0f / y; - } + const float k = 1.44269f; /* = log2(e) */ + return util_fast_exp2(k * x); } -/** - * Based on code from http://www.flipcode.com/archives/Fast_log_Function.shtml - */ +#define LOG2_TABLE_SIZE_LOG2 8 +#define LOG2_TABLE_SIZE (1 << LOG2_TABLE_SIZE_LOG2) +extern float log2_table[LOG2_TABLE_SIZE]; + + static INLINE float -util_fast_log2(float val) +util_fast_log2(float x) { union fi num; - int log_2; - num.f = val; - log_2 = ((num.i >> 23) & 255) - 128; - num.i &= ~(255 << 23); - num.i += 127 << 23; - num.f = ((-1.0f/3) * num.f + 2) * num.f - 2.0f/3; - return num.f + log_2; + float epart, mpart; + num.f = x; + epart = (float)(((num.i & 0x7f800000) >> 23) - 127); + mpart = log2_table[(num.i & 0x007fffff) >> (23 - LOG2_TABLE_SIZE_LOG2)]; + return epart + mpart; } static INLINE float util_fast_pow(float x, float y) { - /* XXX these tests may need adjustment */ - if (y >= 3.0f && (-0.02f <= x && x <= 0.02f)) - return 0.0f; - if (y >= 50.0f && (-0.9f <= x && x <= 0.9f)) - return 0.0f; return util_fast_exp2(util_fast_log2(x) * y); } diff --git a/src/gallium/auxiliary/util/u_sse.h b/src/gallium/auxiliary/util/u_sse.h index 0c8356cd05..e2a8491e62 100644 --- a/src/gallium/auxiliary/util/u_sse.h +++ b/src/gallium/auxiliary/util/u_sse.h @@ -37,6 +37,10 @@ #ifndef U_SSE_H_ #define U_SSE_H_ +#include "pipe/p_config.h" + +#if defined(PIPE_ARCH_SSE) + #include <xmmintrin.h> #include <emmintrin.h> @@ -66,7 +70,8 @@ _mm_castps_si128(__m128 a) return u.m128i; } -#endif +#endif /* defined(_MSC_VER) && _MSC_VER < 1500 */ +#endif /* PIPE_ARCH_X86 || PIPE_ARCH_X86_64 */ #endif /* U_SSE_H_ */ diff --git a/src/gallium/drivers/cell/common.h b/src/gallium/drivers/cell/common.h index 99329fd8e2..b0169b8e32 100644 --- a/src/gallium/drivers/cell/common.h +++ b/src/gallium/drivers/cell/common.h @@ -67,6 +67,7 @@ #define CELL_MAX_SPUS 6 #define CELL_MAX_SAMPLERS 4 +#define CELL_MAX_TEXTURE_LEVELS 12 /* 2k x 2k */ #define TILE_SIZE 32 @@ -94,6 +95,7 @@ #define CELL_CMD_STATE_BIND_VS 18 #define CELL_CMD_STATE_FRAGMENT_PROGRAM 19 #define CELL_CMD_STATE_ATTRIB_FETCH 20 +#define CELL_CMD_STATE_FS_CONSTANTS 21 #define CELL_CMD_VS_EXECUTE 22 #define CELL_CMD_FLUSH_BUFFER_RANGE 23 @@ -127,7 +129,7 @@ struct cell_command_fragment_ops /** Max instructions for fragment programs */ -#define SPU_MAX_FRAGMENT_PROGRAM_INSTS 128 +#define SPU_MAX_FRAGMENT_PROGRAM_INSTS 512 /** * Command to send a fragment program to SPUs. @@ -227,6 +229,7 @@ struct cell_command_render float xmin, ymin, xmax, ymax; /* XXX another dummy field */ uint min_index; boolean inline_verts; + uint front_winding; /* the rasterizer needs to be able to determine facing to apply front/back-facing stencil */ }; @@ -248,9 +251,12 @@ struct cell_command_sampler struct cell_command_texture { uint64_t opcode; /**< CELL_CMD_STATE_TEXTURE */ + uint target; /**< PIPE_TEXTURE_x */ uint unit; - void *start; /**< Address in main memory */ - ushort width, height; + void *start[CELL_MAX_TEXTURE_LEVELS]; /**< Address in main memory */ + ushort width[CELL_MAX_TEXTURE_LEVELS]; + ushort height[CELL_MAX_TEXTURE_LEVELS]; + ushort depth[CELL_MAX_TEXTURE_LEVELS]; }; diff --git a/src/gallium/drivers/cell/ppu/cell_context.c b/src/gallium/drivers/cell/ppu/cell_context.c index 62e213ea35..b66aa9c9d9 100644 --- a/src/gallium/drivers/cell/ppu/cell_context.c +++ b/src/gallium/drivers/cell/ppu/cell_context.c @@ -62,6 +62,8 @@ cell_destroy_context( struct pipe_context *pipe ) { struct cell_context *cell = cell_context(pipe); + util_delete_keymap(cell->fragment_ops_cache, NULL); + cell_spu_exit(cell); align_free(cell); @@ -126,11 +128,14 @@ cell_create_context(struct pipe_screen *screen, cell_init_state_functions(cell); cell_init_shader_functions(cell); cell_init_surface_functions(cell); - cell_init_texture_functions(cell); cell_init_vertex_functions(cell); cell->draw = cell_draw_create(cell); + /* Create cache of fragment ops generated code */ + cell->fragment_ops_cache = + util_new_keymap(sizeof(struct cell_fragment_ops_key), ~0, NULL); + cell_init_vbuf(cell); draw_set_rasterize_stage(cell->draw, cell->vbuf); @@ -156,5 +161,8 @@ cell_create_context(struct pipe_screen *screen, cell_init_batch_buffers(cell); + /* make sure SPU initializations are done before proceeding */ + cell_flush_int(cell, CELL_FLUSH_WAIT); + return &cell->pipe; } diff --git a/src/gallium/drivers/cell/ppu/cell_context.h b/src/gallium/drivers/cell/ppu/cell_context.h index 3dc15c9233..80a9b3d7e1 100644 --- a/src/gallium/drivers/cell/ppu/cell_context.h +++ b/src/gallium/drivers/cell/ppu/cell_context.h @@ -38,6 +38,7 @@ #include "cell/common.h" #include "rtasm/rtasm_ppc_spe.h" #include "tgsi/tgsi_scan.h" +#include "util/u_keymap.h" struct cell_vbuf_render; @@ -67,6 +68,19 @@ struct cell_fragment_shader_state /** + * Key for mapping per-fragment state to cached SPU machine code. + * keymap(cell_fragment_ops_key) => cell_command_fragment_ops + */ +struct cell_fragment_ops_key +{ + struct pipe_blend_state blend; + struct pipe_depth_stencil_alpha_state dsa; + enum pipe_format color_format; + enum pipe_format zs_format; +}; + + +/** * Per-context state, subclass of pipe_context. */ struct cell_context @@ -107,6 +121,9 @@ struct cell_context uint dirty; + /** Cache of code generated for per-fragment ops */ + struct keymap *fragment_ops_cache; + /** The primitive drawing context */ struct draw_context *draw; struct draw_stage *render_stage; diff --git a/src/gallium/drivers/cell/ppu/cell_gen_fp.c b/src/gallium/drivers/cell/ppu/cell_gen_fp.c index 8d2d4f2a0f..3dfd5f673d 100644 --- a/src/gallium/drivers/cell/ppu/cell_gen_fp.c +++ b/src/gallium/drivers/cell/ppu/cell_gen_fp.c @@ -77,13 +77,15 @@ struct codegen /** Per-instruction temps / intermediate temps */ int num_itemps; - int itemps[10]; + int itemps[12]; /** Current IF/ELSE/ENDIF nesting level */ int if_nesting; /** Index of execution mask register */ int exec_mask_reg; + int frame_size; /**< Stack frame size, in words */ + struct spe_function *f; boolean error; }; @@ -165,6 +167,37 @@ get_exec_mask_reg(struct codegen *gen) } +static boolean +is_register_src(struct codegen *gen, int channel, + const struct tgsi_full_src_register *src) +{ + int swizzle = tgsi_util_get_full_src_register_extswizzle(src, channel); + int sign_op = tgsi_util_get_full_src_register_sign_mode(src, channel); + + if (swizzle > TGSI_SWIZZLE_W || sign_op != TGSI_UTIL_SIGN_KEEP) { + return FALSE; + } + if (src->SrcRegister.File == TGSI_FILE_TEMPORARY || + src->SrcRegister.File == TGSI_FILE_IMMEDIATE) { + return TRUE; + } + return FALSE; +} + + +static boolean +is_memory_dst(struct codegen *gen, int channel, + const struct tgsi_full_dst_register *dst) +{ + if (dst->DstRegister.File == TGSI_FILE_OUTPUT) { + return TRUE; + } + else { + return FALSE; + } +} + + /** * Return the index of the SPU temporary containing the named TGSI * source register. If the TGSI register is a TGSI_FILE_TEMPORARY we @@ -185,41 +218,48 @@ get_src_reg(struct codegen *gen, assert(swizzle >= TGSI_SWIZZLE_X); assert(swizzle <= TGSI_EXTSWIZZLE_ONE); - switch (src->SrcRegister.File) { - case TGSI_FILE_TEMPORARY: - reg = gen->temp_regs[src->SrcRegister.Index][swizzle]; - break; - case TGSI_FILE_INPUT: - { - if(swizzle == TGSI_EXTSWIZZLE_ONE) - { - /* Load const one float and early out */ - reg = get_const_one_reg(gen); - } - else if(swizzle == TGSI_EXTSWIZZLE_ZERO) + if (swizzle == TGSI_EXTSWIZZLE_ONE) { + /* Load const one float and early out */ + reg = get_const_one_reg(gen); + } + else if (swizzle == TGSI_EXTSWIZZLE_ZERO) { + /* Load const zero float and early out */ + reg = get_itemp(gen); + spe_xor(gen->f, reg, reg, reg); + } + else { + assert(swizzle < 4); + + switch (src->SrcRegister.File) { + case TGSI_FILE_TEMPORARY: + reg = gen->temp_regs[src->SrcRegister.Index][swizzle]; + break; + case TGSI_FILE_INPUT: { - /* Load const zero float and early out */ + /* offset is measured in quadwords, not bytes */ + int offset = src->SrcRegister.Index * 4 + swizzle; reg = get_itemp(gen); - spe_xor(gen->f, reg, reg, reg); + reg_is_itemp = TRUE; + /* Load: reg = memory[(machine_reg) + offset] */ + spe_lqd(gen->f, reg, gen->inputs_reg, offset * 16); } - else + break; + case TGSI_FILE_IMMEDIATE: + reg = gen->imm_regs[src->SrcRegister.Index][swizzle]; + break; + case TGSI_FILE_CONSTANT: { /* offset is measured in quadwords, not bytes */ int offset = src->SrcRegister.Index * 4 + swizzle; reg = get_itemp(gen); reg_is_itemp = TRUE; /* Load: reg = memory[(machine_reg) + offset] */ - spe_lqd(gen->f, reg, gen->inputs_reg, offset); + spe_lqd(gen->f, reg, gen->constants_reg, offset * 16); } + break; + default: + assert(0); } - break; - case TGSI_FILE_IMMEDIATE: - reg = gen->imm_regs[src->SrcRegister.Index][swizzle]; - break; - case TGSI_FILE_CONSTANT: - /* xxx fall-through for now / fix */ - default: - assert(0); } /* @@ -243,7 +283,7 @@ get_src_reg(struct codegen *gen, } /* mask with bit 31 set, the rest cleared */ - spe_load_int(gen->f, bit31mask_reg, (1 << 31)); + spe_load_uint(gen->f, bit31mask_reg, (1 << 31)); if (sign_op == TGSI_UTIL_SIGN_CLEAR) { spe_andc(gen->f, result_reg, reg, bit31mask_reg); @@ -318,6 +358,7 @@ store_dest_reg(struct codegen *gen, } else { /* we're not inside a condition or loop: do nothing special */ + } break; case TGSI_FILE_OUTPUT: @@ -330,17 +371,17 @@ store_dest_reg(struct codegen *gen, /* First read the current value from memory: * Load: curval = memory[(machine_reg) + offset] */ - spe_lqd(gen->f, curval_reg, gen->outputs_reg, offset); + spe_lqd(gen->f, curval_reg, gen->outputs_reg, offset * 16); /* Mix curval with newvalue according to exec mask: * d[i] = mask_reg[i] ? value_reg : d_reg */ spe_selb(gen->f, curval_reg, curval_reg, value_reg, exec_reg); /* Store: memory[(machine_reg) + offset] = curval */ - spe_stqd(gen->f, curval_reg, gen->outputs_reg, offset); + spe_stqd(gen->f, curval_reg, gen->outputs_reg, offset * 16); } else { /* Store: memory[(machine_reg) + offset] = reg */ - spe_stqd(gen->f, value_reg, gen->outputs_reg, offset); + spe_stqd(gen->f, value_reg, gen->outputs_reg, offset * 16); } } break; @@ -350,18 +391,95 @@ store_dest_reg(struct codegen *gen, } + +static void +emit_prologue(struct codegen *gen) +{ + gen->frame_size = 1024; /* XXX temporary, should be dynamic */ + + spe_comment(gen->f, -4, "Function prologue:"); + + /* save $lr on stack # stqd $lr,16($sp) */ + spe_stqd(gen->f, SPE_REG_RA, SPE_REG_SP, 16); + + if (gen->frame_size >= 512) { + /* offset is too large for ai instruction */ + int offset_reg = spe_allocate_available_register(gen->f); + int sp_reg = spe_allocate_available_register(gen->f); + /* offset = -framesize */ + spe_load_int(gen->f, offset_reg, -gen->frame_size); + /* sp = $sp */ + spe_move(gen->f, sp_reg, SPE_REG_SP); + /* $sp = $sp + offset_reg */ + spe_a(gen->f, SPE_REG_SP, SPE_REG_SP, offset_reg); + /* save $sp in stack frame */ + spe_stqd(gen->f, sp_reg, SPE_REG_SP, 0); + /* clean up */ + spe_release_register(gen->f, offset_reg); + spe_release_register(gen->f, sp_reg); + } + else { + /* save stack pointer # stqd $sp,-frameSize($sp) */ + spe_stqd(gen->f, SPE_REG_SP, SPE_REG_SP, -gen->frame_size); + + /* adjust stack pointer # ai $sp,$sp,-frameSize */ + spe_ai(gen->f, SPE_REG_SP, SPE_REG_SP, -gen->frame_size); + } +} + + +static void +emit_epilogue(struct codegen *gen) +{ + spe_comment(gen->f, -4, "Function epilogue:"); + + if (gen->frame_size >= 512) { + /* offset is too large for ai instruction */ + int offset_reg = spe_allocate_available_register(gen->f); + /* offset = framesize */ + spe_load_int(gen->f, offset_reg, gen->frame_size); + /* $sp = $sp + offset */ + spe_a(gen->f, SPE_REG_SP, SPE_REG_SP, offset_reg); + /* clean up */ + spe_release_register(gen->f, offset_reg); + } + else { + /* restore stack pointer # ai $sp,$sp,frameSize */ + spe_ai(gen->f, SPE_REG_SP, SPE_REG_SP, gen->frame_size); + } + + /* restore $lr # lqd $lr,16($sp) */ + spe_lqd(gen->f, SPE_REG_RA, SPE_REG_SP, 16); + + /* return from function call */ + spe_bi(gen->f, SPE_REG_RA, 0, 0); +} + + static boolean emit_MOV(struct codegen *gen, const struct tgsi_full_instruction *inst) { - int ch; + int ch, src_reg[4], dst_reg[4]; + spe_comment(gen->f, -4, "MOV:"); for (ch = 0; ch < 4; ch++) { if (inst->FullDstRegisters[0].DstRegister.WriteMask & (1 << ch)) { - int src_reg = get_src_reg(gen, ch, &inst->FullSrcRegisters[0]); - int dst_reg = get_dst_reg(gen, ch, &inst->FullDstRegisters[0]); - /* XXX we don't always need to actually emit a mov instruction here */ - spe_move(gen->f, dst_reg, src_reg); - store_dest_reg(gen, dst_reg, ch, &inst->FullDstRegisters[0]); + src_reg[ch] = get_src_reg(gen, ch, &inst->FullSrcRegisters[0]); + dst_reg[ch] = get_dst_reg(gen, ch, &inst->FullDstRegisters[0]); + } + } + + for (ch = 0; ch < 4; ch++) { + if (inst->FullDstRegisters[0].DstRegister.WriteMask & (1 << ch)) { + if (is_register_src(gen, ch, &inst->FullSrcRegisters[0]) && + is_memory_dst(gen, ch, &inst->FullDstRegisters[0])) { + /* special-case: register to memory store */ + store_dest_reg(gen, src_reg[ch], ch, &inst->FullDstRegisters[0]); + } + else { + spe_move(gen->f, dst_reg[ch], src_reg[ch]); + store_dest_reg(gen, dst_reg[ch], ch, &inst->FullDstRegisters[0]); + } free_itemps(gen); } } @@ -376,22 +494,25 @@ emit_MOV(struct codegen *gen, const struct tgsi_full_instruction *inst) static boolean emit_ADD(struct codegen *gen, const struct tgsi_full_instruction *inst) { - int ch; + int ch, s1_reg[4], s2_reg[4], d_reg[4]; + spe_comment(gen->f, -4, "ADD:"); - /* Loop over Red/Green/Blue/Alpha channels */ + /* Loop over Red/Green/Blue/Alpha channels, fetch src operands */ for (ch = 0; ch < 4; ch++) { /* If the dest R, G, B or A writemask is enabled... */ if (inst->FullDstRegisters[0].DstRegister.WriteMask & (1 << ch)) { - /* get indexes of the two src, one dest SPE registers */ - int s1_reg = get_src_reg(gen, ch, &inst->FullSrcRegisters[0]); - int s2_reg = get_src_reg(gen, ch, &inst->FullSrcRegisters[1]); - int d_reg = get_dst_reg(gen, ch, &inst->FullDstRegisters[0]); - + s1_reg[ch] = get_src_reg(gen, ch, &inst->FullSrcRegisters[0]); + s2_reg[ch] = get_src_reg(gen, ch, &inst->FullSrcRegisters[1]); + d_reg[ch] = get_dst_reg(gen, ch, &inst->FullDstRegisters[0]); + } + } + /* Loop over Red/Green/Blue/Alpha channels, do the add, store results */ + for (ch = 0; ch < 4; ch++) { + if (inst->FullDstRegisters[0].DstRegister.WriteMask & (1 << ch)) { /* Emit actual SPE instruction: d = s1 + s2 */ - spe_fa(gen->f, d_reg, s1_reg, s2_reg); - + spe_fa(gen->f, d_reg[ch], s1_reg[ch], s2_reg[ch]); /* Store the result (a no-op for TGSI_FILE_TEMPORARY dests) */ - store_dest_reg(gen, d_reg, ch, &inst->FullDstRegisters[0]); + store_dest_reg(gen, d_reg[ch], ch, &inst->FullDstRegisters[0]); /* Free any intermediate temps we allocated */ free_itemps(gen); } @@ -405,23 +526,20 @@ emit_ADD(struct codegen *gen, const struct tgsi_full_instruction *inst) static boolean emit_SUB(struct codegen *gen, const struct tgsi_full_instruction *inst) { - int ch; + int ch, s1_reg[4], s2_reg[4], d_reg[4]; spe_comment(gen->f, -4, "SUB:"); - /* Loop over Red/Green/Blue/Alpha channels */ for (ch = 0; ch < 4; ch++) { - /* If the dest R, G, B or A writemask is enabled... */ if (inst->FullDstRegisters[0].DstRegister.WriteMask & (1 << ch)) { - /* get indexes of the two src, one dest SPE registers */ - int s1_reg = get_src_reg(gen, ch, &inst->FullSrcRegisters[0]); - int s2_reg = get_src_reg(gen, ch, &inst->FullSrcRegisters[1]); - int d_reg = get_dst_reg(gen, ch, &inst->FullDstRegisters[0]); - - /* Emit actual SPE instruction: d = s1 - s2 */ - spe_fs(gen->f, d_reg, s1_reg, s2_reg); - - /* Store the result (a no-op for TGSI_FILE_TEMPORARY dests) */ - store_dest_reg(gen, d_reg, ch, &inst->FullDstRegisters[0]); - /* Free any intermediate temps we allocated */ + s1_reg[ch] = get_src_reg(gen, ch, &inst->FullSrcRegisters[0]); + s2_reg[ch] = get_src_reg(gen, ch, &inst->FullSrcRegisters[1]); + d_reg[ch] = get_dst_reg(gen, ch, &inst->FullDstRegisters[0]); + } + } + for (ch = 0; ch < 4; ch++) { + if (inst->FullDstRegisters[0].DstRegister.WriteMask & (1 << ch)) { + /* d = s1 - s2 */ + spe_fs(gen->f, d_reg[ch], s1_reg[ch], s2_reg[ch]); + store_dest_reg(gen, d_reg[ch], ch, &inst->FullDstRegisters[0]); free_itemps(gen); } } @@ -434,17 +552,21 @@ emit_SUB(struct codegen *gen, const struct tgsi_full_instruction *inst) static boolean emit_MAD(struct codegen *gen, const struct tgsi_full_instruction *inst) { - int ch; + int ch, s1_reg[4], s2_reg[4], s3_reg[4], d_reg[4]; spe_comment(gen->f, -4, "MAD:"); for (ch = 0; ch < 4; ch++) { if (inst->FullDstRegisters[0].DstRegister.WriteMask & (1 << ch)) { - int s1_reg = get_src_reg(gen, ch, &inst->FullSrcRegisters[0]); - int s2_reg = get_src_reg(gen, ch, &inst->FullSrcRegisters[1]); - int s3_reg = get_src_reg(gen, ch, &inst->FullSrcRegisters[2]); - int d_reg = get_dst_reg(gen, ch, &inst->FullDstRegisters[0]); + s1_reg[ch] = get_src_reg(gen, ch, &inst->FullSrcRegisters[0]); + s2_reg[ch] = get_src_reg(gen, ch, &inst->FullSrcRegisters[1]); + s3_reg[ch] = get_src_reg(gen, ch, &inst->FullSrcRegisters[2]); + d_reg[ch] = get_dst_reg(gen, ch, &inst->FullDstRegisters[0]); + } + } + for (ch = 0; ch < 4; ch++) { + if (inst->FullDstRegisters[0].DstRegister.WriteMask & (1 << ch)) { /* d = s1 * s2 + s3 */ - spe_fma(gen->f, d_reg, s1_reg, s2_reg, s3_reg); - store_dest_reg(gen, d_reg, ch, &inst->FullDstRegisters[0]); + spe_fma(gen->f, d_reg[ch], s1_reg[ch], s2_reg[ch], s3_reg[ch]); + store_dest_reg(gen, d_reg[ch], ch, &inst->FullDstRegisters[0]); free_itemps(gen); } } @@ -458,21 +580,37 @@ emit_MAD(struct codegen *gen, const struct tgsi_full_instruction *inst) static boolean emit_LERP(struct codegen *gen, const struct tgsi_full_instruction *inst) { - int ch; + int ch, s1_reg[4], s2_reg[4], s3_reg[4], d_reg[4], tmp_reg[4]; spe_comment(gen->f, -4, "LERP:"); + /* setup/get src/dst/temp regs */ for (ch = 0; ch < 4; ch++) { if (inst->FullDstRegisters[0].DstRegister.WriteMask & (1 << ch)) { - int s1_reg = get_src_reg(gen, ch, &inst->FullSrcRegisters[0]); - int s2_reg = get_src_reg(gen, ch, &inst->FullSrcRegisters[1]); - int s3_reg = get_src_reg(gen, ch, &inst->FullSrcRegisters[2]); - int d_reg = get_dst_reg(gen, ch, &inst->FullDstRegisters[0]); - /* d = s3 + s1(s2 - s3) */ - spe_fs(gen->f, d_reg, s2_reg, s3_reg); - spe_fma(gen->f, d_reg, d_reg, s1_reg, s3_reg); - store_dest_reg(gen, d_reg, ch, &inst->FullDstRegisters[0]); - free_itemps(gen); + s1_reg[ch] = get_src_reg(gen, ch, &inst->FullSrcRegisters[0]); + s2_reg[ch] = get_src_reg(gen, ch, &inst->FullSrcRegisters[1]); + s3_reg[ch] = get_src_reg(gen, ch, &inst->FullSrcRegisters[2]); + d_reg[ch] = get_dst_reg(gen, ch, &inst->FullDstRegisters[0]); + tmp_reg[ch] = get_itemp(gen); + } + } + + /* d = s3 + s1(s2 - s3) */ + /* do all subtracts, then all fma, then all stores to better pipeline */ + for (ch = 0; ch < 4; ch++) { + if (inst->FullDstRegisters[0].DstRegister.WriteMask & (1 << ch)) { + spe_fs(gen->f, tmp_reg[ch], s2_reg[ch], s3_reg[ch]); + } + } + for (ch = 0; ch < 4; ch++) { + if (inst->FullDstRegisters[0].DstRegister.WriteMask & (1 << ch)) { + spe_fma(gen->f, d_reg[ch], tmp_reg[ch], s1_reg[ch], s3_reg[ch]); } } + for (ch = 0; ch < 4; ch++) { + if (inst->FullDstRegisters[0].DstRegister.WriteMask & (1 << ch)) { + store_dest_reg(gen, d_reg[ch], ch, &inst->FullDstRegisters[0]); + } + } + free_itemps(gen); return true; } @@ -482,16 +620,20 @@ emit_LERP(struct codegen *gen, const struct tgsi_full_instruction *inst) static boolean emit_MUL(struct codegen *gen, const struct tgsi_full_instruction *inst) { - int ch; + int ch, s1_reg[4], s2_reg[4], d_reg[4]; spe_comment(gen->f, -4, "MUL:"); for (ch = 0; ch < 4; ch++) { if (inst->FullDstRegisters[0].DstRegister.WriteMask & (1 << ch)) { - int s1_reg = get_src_reg(gen, ch, &inst->FullSrcRegisters[0]); - int s2_reg = get_src_reg(gen, ch, &inst->FullSrcRegisters[1]); - int d_reg = get_dst_reg(gen, ch, &inst->FullDstRegisters[0]); + s1_reg[ch] = get_src_reg(gen, ch, &inst->FullSrcRegisters[0]); + s2_reg[ch] = get_src_reg(gen, ch, &inst->FullSrcRegisters[1]); + d_reg[ch] = get_dst_reg(gen, ch, &inst->FullDstRegisters[0]); + } + } + for (ch = 0; ch < 4; ch++) { + if (inst->FullDstRegisters[0].DstRegister.WriteMask & (1 << ch)) { /* d = s1 * s2 */ - spe_fm(gen->f, d_reg, s1_reg, s2_reg); - store_dest_reg(gen, d_reg, ch, &inst->FullDstRegisters[0]); + spe_fm(gen->f, d_reg[ch], s1_reg[ch], s2_reg[ch]); + store_dest_reg(gen, d_reg[ch], ch, &inst->FullDstRegisters[0]); free_itemps(gen); } } @@ -557,7 +699,7 @@ emit_ABS(struct codegen *gen, const struct tgsi_full_instruction *inst) const int bit31mask_reg = get_itemp(gen); /* mask with bit 31 set, the rest cleared */ - spe_load_int(gen->f, bit31mask_reg, (1 << 31)); + spe_load_uint(gen->f, bit31mask_reg, (1 << 31)); /* d = sign bit cleared in s1 */ spe_andc(gen->f, d_reg, s1_reg, bit31mask_reg); @@ -576,27 +718,36 @@ static boolean emit_DP3(struct codegen *gen, const struct tgsi_full_instruction *inst) { int ch; + int s1x_reg, s1y_reg, s1z_reg; + int s2x_reg, s2y_reg, s2z_reg; + int t0_reg = get_itemp(gen), t1_reg = get_itemp(gen); + spe_comment(gen->f, -4, "DP3:"); - int s1_reg = get_src_reg(gen, CHAN_X, &inst->FullSrcRegisters[0]); - int s2_reg = get_src_reg(gen, CHAN_X, &inst->FullSrcRegisters[1]); - int tmp_reg = get_itemp(gen); - /* t = x0 * x1 */ - spe_fm(gen->f, tmp_reg, s1_reg, s2_reg); + s1x_reg = get_src_reg(gen, CHAN_X, &inst->FullSrcRegisters[0]); + s2x_reg = get_src_reg(gen, CHAN_X, &inst->FullSrcRegisters[1]); + s1y_reg = get_src_reg(gen, CHAN_Y, &inst->FullSrcRegisters[0]); + s2y_reg = get_src_reg(gen, CHAN_Y, &inst->FullSrcRegisters[1]); + s1z_reg = get_src_reg(gen, CHAN_Z, &inst->FullSrcRegisters[0]); + s2z_reg = get_src_reg(gen, CHAN_Z, &inst->FullSrcRegisters[1]); - s1_reg = get_src_reg(gen, CHAN_Y, &inst->FullSrcRegisters[0]); - s2_reg = get_src_reg(gen, CHAN_Y, &inst->FullSrcRegisters[1]); - /* t = y0 * y1 + t */ - spe_fma(gen->f, tmp_reg, s1_reg, s2_reg, tmp_reg); + /* t0 = x0 * x1 */ + spe_fm(gen->f, t0_reg, s1x_reg, s2x_reg); - s1_reg = get_src_reg(gen, CHAN_Z, &inst->FullSrcRegisters[0]); - s2_reg = get_src_reg(gen, CHAN_Z, &inst->FullSrcRegisters[1]); - /* t = z0 * z1 + t */ - spe_fma(gen->f, tmp_reg, s1_reg, s2_reg, tmp_reg); + /* t1 = y0 * y1 */ + spe_fm(gen->f, t1_reg, s1y_reg, s2y_reg); + + /* t0 = z0 * z1 + t0 */ + spe_fma(gen->f, t0_reg, s1z_reg, s2z_reg, t0_reg); + + /* t0 = t0 + t1 */ + spe_fa(gen->f, t0_reg, t0_reg, t1_reg); for (ch = 0; ch < 4; ch++) { if (inst->FullDstRegisters[0].DstRegister.WriteMask & (1 << ch)) { - store_dest_reg(gen, tmp_reg, ch, &inst->FullDstRegisters[0]); + int d_reg = get_dst_reg(gen, ch, &inst->FullDstRegisters[0]); + spe_move(gen->f, d_reg, t0_reg); + store_dest_reg(gen, d_reg, ch, &inst->FullDstRegisters[0]); } } @@ -611,32 +762,41 @@ static boolean emit_DP4(struct codegen *gen, const struct tgsi_full_instruction *inst) { int ch; + int s0x_reg, s0y_reg, s0z_reg, s0w_reg; + int s1x_reg, s1y_reg, s1z_reg, s1w_reg; + int t0_reg = get_itemp(gen), t1_reg = get_itemp(gen); + spe_comment(gen->f, -4, "DP4:"); - int s1_reg = get_src_reg(gen, CHAN_X, &inst->FullSrcRegisters[0]); - int s2_reg = get_src_reg(gen, CHAN_X, &inst->FullSrcRegisters[1]); - int tmp_reg = get_itemp(gen); - /* t = x0 * x1 */ - spe_fm(gen->f, tmp_reg, s1_reg, s2_reg); + s0x_reg = get_src_reg(gen, CHAN_X, &inst->FullSrcRegisters[0]); + s1x_reg = get_src_reg(gen, CHAN_X, &inst->FullSrcRegisters[1]); + s0y_reg = get_src_reg(gen, CHAN_Y, &inst->FullSrcRegisters[0]); + s1y_reg = get_src_reg(gen, CHAN_Y, &inst->FullSrcRegisters[1]); + s0z_reg = get_src_reg(gen, CHAN_Z, &inst->FullSrcRegisters[0]); + s1z_reg = get_src_reg(gen, CHAN_Z, &inst->FullSrcRegisters[1]); + s0w_reg = get_src_reg(gen, CHAN_W, &inst->FullSrcRegisters[0]); + s1w_reg = get_src_reg(gen, CHAN_W, &inst->FullSrcRegisters[1]); - s1_reg = get_src_reg(gen, CHAN_Y, &inst->FullSrcRegisters[0]); - s2_reg = get_src_reg(gen, CHAN_Y, &inst->FullSrcRegisters[1]); - /* t = y0 * y1 + t */ - spe_fma(gen->f, tmp_reg, s1_reg, s2_reg, tmp_reg); + /* t0 = x0 * x1 */ + spe_fm(gen->f, t0_reg, s0x_reg, s1x_reg); - s1_reg = get_src_reg(gen, CHAN_Z, &inst->FullSrcRegisters[0]); - s2_reg = get_src_reg(gen, CHAN_Z, &inst->FullSrcRegisters[1]); - /* t = z0 * z1 + t */ - spe_fma(gen->f, tmp_reg, s1_reg, s2_reg, tmp_reg); + /* t1 = y0 * y1 */ + spe_fm(gen->f, t1_reg, s0y_reg, s1y_reg); - s1_reg = get_src_reg(gen, CHAN_W, &inst->FullSrcRegisters[0]); - s2_reg = get_src_reg(gen, CHAN_W, &inst->FullSrcRegisters[1]); - /* t = w0 * w1 + t */ - spe_fma(gen->f, tmp_reg, s1_reg, s2_reg, tmp_reg); + /* t0 = z0 * z1 + t0 */ + spe_fma(gen->f, t0_reg, s0z_reg, s1z_reg, t0_reg); + + /* t1 = w0 * w1 + t1 */ + spe_fma(gen->f, t1_reg, s0w_reg, s1w_reg, t1_reg); + + /* t0 = t0 + t1 */ + spe_fa(gen->f, t0_reg, t0_reg, t1_reg); for (ch = 0; ch < 4; ch++) { if (inst->FullDstRegisters[0].DstRegister.WriteMask & (1 << ch)) { - store_dest_reg(gen, tmp_reg, ch, &inst->FullDstRegisters[0]); + int d_reg = get_dst_reg(gen, ch, &inst->FullDstRegisters[0]); + spe_move(gen->f, d_reg, t0_reg); + store_dest_reg(gen, d_reg, ch, &inst->FullDstRegisters[0]); } } @@ -650,6 +810,7 @@ emit_DP4(struct codegen *gen, const struct tgsi_full_instruction *inst) static boolean emit_DPH(struct codegen *gen, const struct tgsi_full_instruction *inst) { + /* XXX rewrite this function to look more like DP3/DP4 */ int ch; spe_comment(gen->f, -4, "DPH:"); @@ -676,6 +837,8 @@ emit_DPH(struct codegen *gen, const struct tgsi_full_instruction *inst) for (ch = 0; ch < 4; ch++) { if (inst->FullDstRegisters[0].DstRegister.WriteMask & (1 << ch)) { + int d_reg = get_dst_reg(gen, ch, &inst->FullDstRegisters[0]); + spe_move(gen->f, d_reg, tmp_reg); store_dest_reg(gen, tmp_reg, ch, &inst->FullDstRegisters[0]); } } @@ -1016,15 +1179,15 @@ emit_FLR(struct codegen *gen, const struct tgsi_full_instruction *inst) int tmp_reg = get_itemp(gen); /* If negative, subtract 1.0 */ - spe_fcgt(gen->f, d_reg, zero_reg, s1_reg); - spe_selb(gen->f, tmp_reg, zero_reg, get_const_one_reg(gen), d_reg); - spe_fs(gen->f, d_reg, s1_reg, tmp_reg); + spe_fcgt(gen->f, tmp_reg, zero_reg, s1_reg); + spe_selb(gen->f, tmp_reg, zero_reg, get_const_one_reg(gen), tmp_reg); + spe_fs(gen->f, tmp_reg, s1_reg, tmp_reg); /* Convert float to int */ - spe_cflts(gen->f, d_reg, d_reg, 0); + spe_cflts(gen->f, tmp_reg, tmp_reg, 0); /* Convert int to float */ - spe_csflt(gen->f, d_reg, d_reg, 0); + spe_csflt(gen->f, d_reg, tmp_reg, 0); store_dest_reg(gen, d_reg, ch, &inst->FullDstRegisters[0]); free_itemps(gen); @@ -1035,15 +1198,14 @@ emit_FLR(struct codegen *gen, const struct tgsi_full_instruction *inst) } /** - * Emit frac. - * Input - FLR(Input) + * Compute frac = Input - FLR(Input) */ static boolean emit_FRC(struct codegen *gen, const struct tgsi_full_instruction *inst) { int ch; - spe_comment(gen->f, -4, "FLR:"); + spe_comment(gen->f, -4, "FRC:"); int zero_reg = get_itemp(gen); spe_xor(gen->f, zero_reg, zero_reg, zero_reg); @@ -1055,18 +1217,18 @@ emit_FRC(struct codegen *gen, const struct tgsi_full_instruction *inst) int tmp_reg = get_itemp(gen); /* If negative, subtract 1.0 */ - spe_fcgt(gen->f, d_reg, zero_reg, s1_reg); - spe_selb(gen->f, tmp_reg, zero_reg, get_const_one_reg(gen), d_reg); - spe_fs(gen->f, d_reg, s1_reg, tmp_reg); + spe_fcgt(gen->f, tmp_reg, zero_reg, s1_reg); + spe_selb(gen->f, tmp_reg, zero_reg, get_const_one_reg(gen), tmp_reg); + spe_fs(gen->f, tmp_reg, s1_reg, tmp_reg); /* Convert float to int */ - spe_cflts(gen->f, d_reg, d_reg, 0); + spe_cflts(gen->f, tmp_reg, tmp_reg, 0); /* Convert int to float */ - spe_csflt(gen->f, d_reg, d_reg, 0); + spe_csflt(gen->f, tmp_reg, tmp_reg, 0); /* d = s1 - FLR(s1) */ - spe_fs(gen->f, d_reg, s1_reg, d_reg); + spe_fs(gen->f, d_reg, s1_reg, tmp_reg); store_dest_reg(gen, d_reg, ch, &inst->FullDstRegisters[0]); free_itemps(gen); @@ -1091,6 +1253,21 @@ print_functions(struct cell_context *cell) #endif +static uint +lookup_function(struct cell_context *cell, const char *funcname) +{ + const struct cell_spu_function_info *funcs = &cell->spu_functions; + uint i, addr = 0; + for (i = 0; i < funcs->num; i++) { + if (strcmp(funcs->names[i], funcname) == 0) { + addr = funcs->addrs[i]; + } + } + assert(addr && "spu function not found"); + return addr / 4; /* discard 2 least significant bits */ +} + + /** * Emit code to call a SPU function. * Used to implement instructions like SIN/COS/POW/TEX/etc. @@ -1100,77 +1277,56 @@ emit_function_call(struct codegen *gen, const struct tgsi_full_instruction *inst, char *funcname, uint num_args) { - const struct cell_spu_function_info *funcs = &gen->cell->spu_functions; + const uint addr = lookup_function(gen->cell, funcname); char comment[100]; - uint addr; int ch; - /* XXX temporary value */ - const int frameSize = 64; /* stack frame (activation record) size */ - assert(num_args <= 3); - /* lookup function address */ - { - uint i; - addr = 0; - for (i = 0; i < funcs->num; i++) { - if (strcmp(funcs->names[i], funcname) == 0) { - addr = funcs->addrs[i]; - } - } - assert(addr && "spu function not found"); - } - - addr /= 4; /* discard 2 least significant bits */ - snprintf(comment, sizeof(comment), "CALL %s:", funcname); spe_comment(gen->f, -4, comment); for (ch = 0; ch < 4; ch++) { if (inst->FullDstRegisters[0].DstRegister.WriteMask & (1 << ch)) { - int d_reg = get_dst_reg(gen, ch, &inst->FullDstRegisters[0]); - int s_regs[3]; - uint a; + int s_regs[3], d_reg; + ubyte usedRegs[SPE_NUM_REGS]; + uint a, i, numUsed; + for (a = 0; a < num_args; a++) { s_regs[a] = get_src_reg(gen, ch, &inst->FullSrcRegisters[a]); } + d_reg = get_dst_reg(gen, ch, &inst->FullDstRegisters[0]); - /* Basically: - * save registers on stack - * move parameters to registers 3, 4, 5... - * call function - * save return value (reg 3) - * restore registers from stack - */ - - /* XXX hack: load first function param */ - spe_move(gen->f, 3, s_regs[0]); + numUsed = spe_get_registers_used(gen->f, usedRegs); + assert(numUsed < gen->frame_size / 16 - 2); - /* save $lr on stack # stqd $lr,16($sp) */ - spe_stqd(gen->f, SPE_REG_RA, SPE_REG_SP, 16); - /* save stack pointer # stqd $sp,-frameSize($sp) */ - spe_stqd(gen->f, SPE_REG_SP, SPE_REG_SP, -frameSize); - - /* XXX save registers to stack here */ + /* save registers to stack */ + for (i = 0; i < numUsed; i++) { + uint reg = usedRegs[i]; + int offset = 2 + i; + spe_stqd(gen->f, reg, SPE_REG_SP, 16 * offset); + } - /* adjust stack pointer # ai $sp,$sp,-frameSize */ - spe_ai(gen->f, SPE_REG_SP, SPE_REG_SP, -frameSize); + /* setup function arguments */ + for (a = 0; a < num_args; a++) { + spe_move(gen->f, 3 + a, s_regs[a]); + } /* branch to function, save return addr */ spe_brasl(gen->f, SPE_REG_RA, addr); - /* restore stack pointer # ai $sp,$sp,frameSize */ - spe_ai(gen->f, SPE_REG_SP, SPE_REG_SP, frameSize); - - /* XXX restore registers from stack here */ - - /* restore $lr # lqd $lr,16($sp) */ - spe_lqd(gen->f, SPE_REG_RA, SPE_REG_SP, 16); - - /* XXX hack: save function's return value */ + /* save function's return value */ spe_move(gen->f, d_reg, 3); + /* restore registers from stack */ + for (i = 0; i < numUsed; i++) { + uint reg = usedRegs[i]; + if (reg != d_reg) { + int offset = 2 + i; + spe_lqd(gen->f, reg, SPE_REG_SP, 16 * offset); + } + } + store_dest_reg(gen, d_reg, ch, &inst->FullDstRegisters[0]); free_itemps(gen); } @@ -1180,31 +1336,114 @@ emit_function_call(struct codegen *gen, } +static boolean +emit_TXP(struct codegen *gen, const struct tgsi_full_instruction *inst) +{ + const uint addr = lookup_function(gen->cell, "spu_txp"); + const uint unit = inst->FullSrcRegisters[1].SrcRegister.Index; + int ch; + int coord_regs[4], d_regs[4]; + + assert(inst->FullSrcRegisters[1].SrcRegister.File == TGSI_FILE_SAMPLER); + + spe_comment(gen->f, -4, "CALL txp:"); + + /* get src/dst reg info */ + for (ch = 0; ch < 4; ch++) { + coord_regs[ch] = get_src_reg(gen, ch, &inst->FullSrcRegisters[0]); + d_regs[ch] = get_dst_reg(gen, ch, &inst->FullDstRegisters[0]); + } + + { + ubyte usedRegs[SPE_NUM_REGS]; + uint i, numUsed; + + numUsed = spe_get_registers_used(gen->f, usedRegs); + assert(numUsed < gen->frame_size / 16 - 2); + + /* save registers to stack */ + for (i = 0; i < numUsed; i++) { + uint reg = usedRegs[i]; + int offset = 2 + i; + spe_stqd(gen->f, reg, SPE_REG_SP, 16 * offset); + } + + /* setup function arguments */ + for (i = 0; i < 4; i++) { + spe_move(gen->f, 3 + i, coord_regs[i]); + } + spe_load_uint(gen->f, 7, unit); /* sampler unit */ + + /* branch to function, save return addr */ + spe_brasl(gen->f, SPE_REG_RA, addr); + + /* save function's return values (four pixel's colors) */ + for (i = 0; i < 4; i++) { + spe_move(gen->f, d_regs[i], 3 + i); + } + + /* restore registers from stack */ + for (i = 0; i < numUsed; i++) { + uint reg = usedRegs[i]; + if (reg != d_regs[0] && + reg != d_regs[1] && + reg != d_regs[2] && + reg != d_regs[3]) { + int offset = 2 + i; + spe_lqd(gen->f, reg, SPE_REG_SP, 16 * offset); + } + } + } + + for (ch = 0; ch < 4; ch++) { + if (inst->FullDstRegisters[0].DstRegister.WriteMask & (1 << ch)) { + store_dest_reg(gen, d_regs[ch], ch, &inst->FullDstRegisters[0]); + free_itemps(gen); + } + } + + return TRUE; +} + + /** * Emit max. See emit_SGT for comments. */ static boolean emit_MAX(struct codegen *gen, const struct tgsi_full_instruction *inst) { - int ch; + int ch, s0_reg[4], s1_reg[4], d_reg[4], tmp_reg[4]; spe_comment(gen->f, -4, "MAX:"); for (ch = 0; ch < 4; ch++) { if (inst->FullDstRegisters[0].DstRegister.WriteMask & (1 << ch)) { - int s1_reg = get_src_reg(gen, ch, &inst->FullSrcRegisters[0]); - int s2_reg = get_src_reg(gen, ch, &inst->FullSrcRegisters[1]); - int d_reg = get_dst_reg(gen, ch, &inst->FullDstRegisters[0]); + s0_reg[ch] = get_src_reg(gen, ch, &inst->FullSrcRegisters[0]); + s1_reg[ch] = get_src_reg(gen, ch, &inst->FullSrcRegisters[1]); + d_reg[ch] = get_dst_reg(gen, ch, &inst->FullDstRegisters[0]); + tmp_reg[ch] = get_itemp(gen); + } + } - /* d = (s1 > s2) ? s1 : s2 */ - spe_fcgt(gen->f, d_reg, s1_reg, s2_reg); - spe_selb(gen->f, d_reg, s2_reg, s1_reg, d_reg); + /* d = (s0 > s1) ? s0 : s1 */ + for (ch = 0; ch < 4; ch++) { + if (inst->FullDstRegisters[0].DstRegister.WriteMask & (1 << ch)) { + spe_fcgt(gen->f, tmp_reg[ch], s0_reg[ch], s1_reg[ch]); + } + } + for (ch = 0; ch < 4; ch++) { + if (inst->FullDstRegisters[0].DstRegister.WriteMask & (1 << ch)) { + spe_selb(gen->f, d_reg[ch], s1_reg[ch], s0_reg[ch], tmp_reg[ch]); + } + } - store_dest_reg(gen, d_reg, ch, &inst->FullDstRegisters[0]); - free_itemps(gen); + for (ch = 0; ch < 4; ch++) { + if (inst->FullDstRegisters[0].DstRegister.WriteMask & (1 << ch)) { + store_dest_reg(gen, d_reg[ch], ch, &inst->FullDstRegisters[0]); } } + free_itemps(gen); return true; } @@ -1214,25 +1453,38 @@ emit_MAX(struct codegen *gen, const struct tgsi_full_instruction *inst) static boolean emit_MIN(struct codegen *gen, const struct tgsi_full_instruction *inst) { - int ch; + int ch, s0_reg[4], s1_reg[4], d_reg[4], tmp_reg[4]; spe_comment(gen->f, -4, "MIN:"); for (ch = 0; ch < 4; ch++) { if (inst->FullDstRegisters[0].DstRegister.WriteMask & (1 << ch)) { - int s1_reg = get_src_reg(gen, ch, &inst->FullSrcRegisters[0]); - int s2_reg = get_src_reg(gen, ch, &inst->FullSrcRegisters[1]); - int d_reg = get_dst_reg(gen, ch, &inst->FullDstRegisters[0]); + s0_reg[ch] = get_src_reg(gen, ch, &inst->FullSrcRegisters[0]); + s1_reg[ch] = get_src_reg(gen, ch, &inst->FullSrcRegisters[1]); + d_reg[ch] = get_dst_reg(gen, ch, &inst->FullDstRegisters[0]); + tmp_reg[ch] = get_itemp(gen); + } + } - /* d = (s2 > s1) ? s1 : s2 */ - spe_fcgt(gen->f, d_reg, s2_reg, s1_reg); - spe_selb(gen->f, d_reg, s2_reg, s1_reg, d_reg); + /* d = (s1 > s0) ? s0 : s1 */ + for (ch = 0; ch < 4; ch++) { + if (inst->FullDstRegisters[0].DstRegister.WriteMask & (1 << ch)) { + spe_fcgt(gen->f, tmp_reg[ch], s1_reg[ch], s0_reg[ch]); + } + } + for (ch = 0; ch < 4; ch++) { + if (inst->FullDstRegisters[0].DstRegister.WriteMask & (1 << ch)) { + spe_selb(gen->f, d_reg[ch], s1_reg[ch], s0_reg[ch], tmp_reg[ch]); + } + } - store_dest_reg(gen, d_reg, ch, &inst->FullDstRegisters[0]); - free_itemps(gen); + for (ch = 0; ch < 4; ch++) { + if (inst->FullDstRegisters[0].DstRegister.WriteMask & (1 << ch)) { + store_dest_reg(gen, d_reg[ch], ch, &inst->FullDstRegisters[0]); } } + free_itemps(gen); return true; } @@ -1339,8 +1591,7 @@ static boolean emit_END(struct codegen *gen) { spe_comment(gen->f, -4, "END:"); - /* return from function call */ - spe_bi(gen->f, SPE_REG_RA, 0, 0); + emit_epilogue(gen); return true; } @@ -1413,6 +1664,18 @@ emit_instruction(struct codegen *gen, return emit_function_call(gen, inst, "spu_sin", 1); case TGSI_OPCODE_POW: return emit_function_call(gen, inst, "spu_pow", 2); + case TGSI_OPCODE_EXPBASE2: + return emit_function_call(gen, inst, "spu_exp2", 1); + case TGSI_OPCODE_LOGBASE2: + return emit_function_call(gen, inst, "spu_log2", 1); + case TGSI_OPCODE_TEX: + /* fall-through for now */ + case TGSI_OPCODE_TXD: + /* fall-through for now */ + case TGSI_OPCODE_TXB: + /* fall-through for now */ + case TGSI_OPCODE_TXP: + return emit_TXP(gen, inst); case TGSI_OPCODE_IF: return emit_IF(gen, inst); @@ -1456,16 +1719,23 @@ emit_immediate(struct codegen *gen, const struct tgsi_full_immediate *immed) for (ch = 0; ch < 4; ch++) { float val = immed->u.ImmediateFloat32[ch].Float; - int reg = spe_allocate_available_register(gen->f); - if (reg < 0) - return false; + if (ch > 0 && val == immed->u.ImmediateFloat32[ch - 1].Float) { + /* re-use previous register */ + gen->imm_regs[gen->num_imm][ch] = gen->imm_regs[gen->num_imm][ch - 1]; + } + else { + int reg = spe_allocate_available_register(gen->f); + + if (reg < 0) + return false; - /* update immediate map */ - gen->imm_regs[gen->num_imm][ch] = reg; + /* update immediate map */ + gen->imm_regs[gen->num_imm][ch] = reg; - /* emit initializer instruction */ - spe_load_float(gen->f, reg, val); + /* emit initializer instruction */ + spe_load_float(gen->f, reg, val); + } } gen->num_imm++; @@ -1488,12 +1758,6 @@ emit_declaration(struct cell_context *cell, switch (decl->Declaration.File) { case TGSI_FILE_TEMPORARY: - if (cell->debug_flags & CELL_DEBUG_ASM) { - printf("Declare temp reg %d .. %d\n", - decl->DeclarationRange.First, - decl->DeclarationRange.Last); - } - for (i = decl->DeclarationRange.First; i <= decl->DeclarationRange.Last; i++) { @@ -1508,12 +1772,12 @@ emit_declaration(struct cell_context *cell, * to SPU memory. someday... */ - if (cell->debug_flags & CELL_DEBUG_ASM) { - printf(" SPE regs: %d %d %d %d\n", - gen->temp_regs[i][0], - gen->temp_regs[i][1], - gen->temp_regs[i][2], - gen->temp_regs[i][3]); + { + char buf[100]; + sprintf(buf, "TGSI temp[%d] maps to SPU regs [$%d $%d $%d $%d]", i, + gen->temp_regs[i][0], gen->temp_regs[i][1], + gen->temp_regs[i][2], gen->temp_regs[i][3]); + spe_comment(gen->f, -4, buf); } } break; @@ -1525,6 +1789,7 @@ emit_declaration(struct cell_context *cell, } + /** * Translate TGSI shader code to SPE instructions. This is done when * the state tracker gives us a new shader (via pipe->create_fs_state()). @@ -1564,12 +1829,14 @@ cell_gen_fragment_program(struct cell_context *cell, tgsi_parse_init(&parse, tokens); + emit_prologue(&gen); + while (!tgsi_parse_end_of_tokens(&parse) && !gen.error) { tgsi_parse_token(&parse); switch (parse.FullToken.Token.Type) { case TGSI_TOKEN_TYPE_IMMEDIATE: - if (!emit_immediate(&gen, &parse.FullToken.FullImmediate)) + if (!emit_immediate(&gen, &parse.FullToken.FullImmediate)) gen.error = true; break; @@ -1588,7 +1855,6 @@ cell_gen_fragment_program(struct cell_context *cell, } } - if (gen.error) { /* terminate the SPE code */ return emit_END(&gen); diff --git a/src/gallium/drivers/cell/ppu/cell_gen_fragment.c b/src/gallium/drivers/cell/ppu/cell_gen_fragment.c index 653afc235d..4e1e53ecdc 100644 --- a/src/gallium/drivers/cell/ppu/cell_gen_fragment.c +++ b/src/gallium/drivers/cell/ppu/cell_gen_fragment.c @@ -54,10 +54,12 @@ * \param ifragZ_reg register containing integer fragment Z values (in) * \param ifbZ_reg register containing integer frame buffer Z values (in/out) * \param zmask_reg register containing result of Z test/comparison (out) + * + * Returns true if the Z-buffer needs to be updated. */ -static void -gen_depth_test(const struct pipe_depth_stencil_alpha_state *dsa, - struct spe_function *f, +static boolean +gen_depth_test(struct spe_function *f, + const struct pipe_depth_stencil_alpha_state *dsa, int mask_reg, int ifragZ_reg, int ifbZ_reg, int zmask_reg) { /* NOTE: we use clgt below, not cgt, because we want to compare _unsigned_ @@ -132,7 +134,10 @@ gen_depth_test(const struct pipe_depth_stencil_alpha_state *dsa, * framebufferZ = (ztest_passed ? fragmentZ : framebufferZ; */ spe_selb(f, ifbZ_reg, ifbZ_reg, ifragZ_reg, mask_reg); + return true; } + + return false; } @@ -238,22 +243,35 @@ gen_alpha_test(const struct pipe_depth_stencil_alpha_state *dsa, * it and have to allocate and load it again unnecessarily. */ static inline void -setup_const_register(struct spe_function *f, boolean *is_already_set, unsigned int *r, float value) +setup_optional_register(struct spe_function *f, boolean *is_already_set, unsigned int *r) { if (*is_already_set) return; *r = spe_allocate_available_register(f); - spe_load_float(f, *r, value); *is_already_set = true; } static inline void -release_const_register(struct spe_function *f, boolean *is_already_set, unsigned int r) +release_optional_register(struct spe_function *f, boolean *is_already_set, unsigned int r) { if (!*is_already_set) return; spe_release_register(f, r); *is_already_set = false; } +static inline void +setup_const_register(struct spe_function *f, boolean *is_already_set, unsigned int *r, float value) +{ + if (*is_already_set) return; + setup_optional_register(f, is_already_set, r); + spe_load_float(f, *r, value); +} + +static inline void +release_const_register(struct spe_function *f, boolean *is_already_set, unsigned int r) +{ + release_optional_register(f, is_already_set, r); +} + /** * Generate SPE code to implement the given blend mode for a quad of pixels. * \param f SPE function to append instruction onto. @@ -1117,6 +1135,666 @@ gen_colormask(struct spe_function *f, spe_release_register(f, colormask_reg); } +/* This function is annoyingly similar to gen_depth_test(), above, except + * that instead of comparing two varying values (i.e. fragment and buffer), + * we're comparing a varying value with a static value. As such, we have + * access to the Compare Immediate instructions where we don't in + * gen_depth_test(), which is what makes us very different. + * + * The return value in the stencil_pass_reg is a bitmask of valid + * fragments that also passed the stencil test. The bitmask of valid + * fragments that failed would be found in (mask_reg & ~stencil_pass_reg). + */ +static void +gen_stencil_test(struct spe_function *f, const struct pipe_stencil_state *state, + unsigned int mask_reg, unsigned int fbS_reg, + unsigned int stencil_pass_reg) +{ + /* Generate code that puts the set of passing fragments into the stencil_pass_reg + * register, taking into account whether each fragment was active to begin with. + */ + switch (state->func) { + case PIPE_FUNC_EQUAL: + /* stencil_pass = mask & (s == reference) */ + spe_compare_equal_uint(f, stencil_pass_reg, fbS_reg, state->ref_value); + spe_and(f, stencil_pass_reg, mask_reg, stencil_pass_reg); + break; + + case PIPE_FUNC_NOTEQUAL: + /* stencil_pass = mask & ~(s == reference) */ + spe_compare_equal_uint(f, stencil_pass_reg, fbS_reg, state->ref_value); + spe_andc(f, stencil_pass_reg, mask_reg, stencil_pass_reg); + break; + + case PIPE_FUNC_GREATER: + /* stencil_pass = mask & (s > reference) */ + spe_compare_greater_uint(f, stencil_pass_reg, fbS_reg, state->ref_value); + spe_and(f, stencil_pass_reg, mask_reg, stencil_pass_reg); + break; + + case PIPE_FUNC_LESS: { + /* stencil_pass = mask & (reference > s) */ + /* There's no convenient Compare Less Than Immediate instruction, so + * we'll have to do this one the harder way, by loading a register and + * comparing directly. Compare Logical Greater Than Word (clgt) + * treats its operands as unsigned - no sign extension. + */ + unsigned int tmp_reg = spe_allocate_available_register(f); + spe_load_uint(f, tmp_reg, state->ref_value); + spe_clgt(f, stencil_pass_reg, tmp_reg, fbS_reg); + spe_and(f, stencil_pass_reg, mask_reg, stencil_pass_reg); + spe_release_register(f, tmp_reg); + break; + } + + case PIPE_FUNC_LEQUAL: + /* stencil_pass = mask & (s <= reference) = mask & ~(s > reference) */ + spe_compare_greater_uint(f, stencil_pass_reg, fbS_reg, state->ref_value); + spe_andc(f, stencil_pass_reg, mask_reg, stencil_pass_reg); + break; + + case PIPE_FUNC_GEQUAL: { + /* stencil_pass = mask & (s >= reference) = mask & ~(reference > s) */ + /* As above, we have to do this by loading a register */ + unsigned int tmp_reg = spe_allocate_available_register(f); + spe_load_uint(f, tmp_reg, state->ref_value); + spe_clgt(f, stencil_pass_reg, tmp_reg, fbS_reg); + spe_andc(f, stencil_pass_reg, mask_reg, stencil_pass_reg); + spe_release_register(f, tmp_reg); + break; + } + + case PIPE_FUNC_NEVER: + /* stencil_pass = mask & 0 = 0 */ + spe_load_uint(f, stencil_pass_reg, 0); + break; + + case PIPE_FUNC_ALWAYS: + /* stencil_pass = mask & 1 = mask */ + spe_move(f, stencil_pass_reg, mask_reg); + break; + } + + /* The fragments that passed the stencil test are now in stencil_pass_reg. + * The fragments that failed would be (mask_reg & ~stencil_pass_reg). + */ +} + +/* This function generates code that calculates a set of new stencil values + * given the earlier values and the operation to apply. It does not + * apply any tests. It is intended to be called up to 3 times + * (for the stencil fail operation, for the stencil pass-z fail operation, + * and for the stencil pass-z pass operation) to collect up to three + * possible sets of values, and for the caller to combine them based + * on the result of the tests. + * + * stencil_max_value should be (2^n - 1) where n is the number of bits + * in the stencil buffer - in other words, it should be usable as a mask. + */ +static void +gen_stencil_values(struct spe_function *f, unsigned int stencil_op, + unsigned int stencil_ref_value, unsigned int stencil_max_value, + unsigned int fbS_reg, unsigned int newS_reg) +{ + /* The code below assumes that newS_reg and fbS_reg are not the same + * register; if they can be, the calculations below will have to use + * an additional temporary register. For now, mark the assumption + * with an assertion that will fail if they are the same. + */ + ASSERT(fbS_reg != newS_reg); + + /* The code also assumes the the stencil_max_value is of the form + * 2^n-1 and can therefore be used as a mask for the valid bits in + * addition to a maximum. Make sure this is the case as well. + * The clever math below exploits the fact that incrementing a + * binary number serves to flip all the bits of a number starting at + * the LSB and continuing to (and including) the first zero bit + * found. That means that a number and its increment will always + * have at least one bit in common (the high order bit, if nothing + * else) *unless* the number is zero, *or* the number is of a form + * consisting of some number of 1s in the low-order bits followed + * by nothing but 0s in the high-order bits. The latter case + * implies it's of the form 2^n-1. + */ + ASSERT(stencil_max_value > 0 && ((stencil_max_value + 1) & stencil_max_value) == 0); + + switch(stencil_op) { + case PIPE_STENCIL_OP_KEEP: + /* newS = S */ + spe_move(f, newS_reg, fbS_reg); + break; + + case PIPE_STENCIL_OP_ZERO: + /* newS = 0 */ + spe_zero(f, newS_reg); + break; + + case PIPE_STENCIL_OP_REPLACE: + /* newS = stencil reference value */ + spe_load_uint(f, newS_reg, stencil_ref_value); + break; + + case PIPE_STENCIL_OP_INCR: { + /* newS = (s == max ? max : s + 1) */ + unsigned int equals_reg = spe_allocate_available_register(f); + + spe_compare_equal_uint(f, equals_reg, fbS_reg, stencil_max_value); + /* Add Word Immediate computes rT = rA + 10-bit signed immediate */ + spe_ai(f, newS_reg, fbS_reg, 1); + /* Select from the current value or the new value based on the equality test */ + spe_selb(f, newS_reg, fbS_reg, newS_reg, equals_reg); + + spe_release_register(f, equals_reg); + break; + } + case PIPE_STENCIL_OP_DECR: { + /* newS = (s == 0 ? 0 : s - 1) */ + unsigned int equals_reg = spe_allocate_available_register(f); + + spe_compare_equal_uint(f, equals_reg, fbS_reg, 0); + /* Add Word Immediate with a (-1) value works */ + spe_ai(f, newS_reg, fbS_reg, -1); + /* Select from the current value or the new value based on the equality test */ + spe_selb(f, newS_reg, fbS_reg, newS_reg, equals_reg); + + spe_release_register(f, equals_reg); + break; + } + case PIPE_STENCIL_OP_INCR_WRAP: + /* newS = (s == max ? 0 : s + 1), but since max is 2^n-1, we can + * do a normal add and mask off the correct bits + */ + spe_ai(f, newS_reg, fbS_reg, 1); + spe_and_uint(f, newS_reg, newS_reg, stencil_max_value); + break; + + case PIPE_STENCIL_OP_DECR_WRAP: + /* newS = (s == 0 ? max : s - 1), but we'll pull the same mask trick as above */ + spe_ai(f, newS_reg, fbS_reg, -1); + spe_and_uint(f, newS_reg, newS_reg, stencil_max_value); + break; + + case PIPE_STENCIL_OP_INVERT: + /* newS = ~s. We take advantage of the mask/max value to invert only + * the valid bits for the field so we don't have to do an extra "and". + */ + spe_xor_uint(f, newS_reg, fbS_reg, stencil_max_value); + break; + + default: + ASSERT(0); + } +} + + +/* This function generates code to get all the necessary possible + * stencil values. For each of the output registers (fail_reg, + * zfail_reg, and zpass_reg), it either allocates a new register + * and calculates a new set of values based on the stencil operation, + * or it reuses a register allocation and calculation done for an + * earlier (matching) operation, or it reuses the fbS_reg register + * (if the stencil operation is KEEP, which doesn't change the + * stencil buffer). + * + * Since this function allocates a variable number of registers, + * to avoid incurring complex logic to free them, they should + * be allocated after a spe_allocate_register_set() call + * and released by the corresponding spe_release_register_set() call. + */ +static void +gen_get_stencil_values(struct spe_function *f, const struct pipe_depth_stencil_alpha_state *dsa, + unsigned int fbS_reg, + unsigned int *fail_reg, unsigned int *zfail_reg, + unsigned int *zpass_reg, unsigned int *back_fail_reg, + unsigned int *back_zfail_reg, unsigned int *back_zpass_reg) +{ + unsigned zfail_op, back_zfail_op; + + /* Stenciling had better be enabled here */ + ASSERT(dsa->stencil[0].enabled); + + /* If the depth test is not enabled, it is treated as though it always + * passes. In particular, that means that the "zfail_op" (and the backfacing + * counterpart, if active) are not considered - a failing stencil test will + * trigger the "fail_op", and a passing stencil test will trigger the + * "zpass_op". + * + * By overriding the operations in this case to be PIPE_STENCIL_OP_KEEP, + * we keep them from being calculated. + */ + if (dsa->depth.enabled) { + zfail_op = dsa->stencil[0].zfail_op; + back_zfail_op = dsa->stencil[1].zfail_op; + } + else { + zfail_op = PIPE_STENCIL_OP_KEEP; + back_zfail_op = PIPE_STENCIL_OP_KEEP; + } + + /* One-sided or front-facing stencil */ + if (dsa->stencil[0].fail_op == PIPE_STENCIL_OP_KEEP) { + *fail_reg = fbS_reg; + } + else { + *fail_reg = spe_allocate_available_register(f); + gen_stencil_values(f, dsa->stencil[0].fail_op, dsa->stencil[0].ref_value, + 0xff, fbS_reg, *fail_reg); + } + + if (zfail_op == PIPE_STENCIL_OP_KEEP) { + *zfail_reg = fbS_reg; + } + else if (zfail_op == dsa->stencil[0].fail_op) { + *zfail_reg = *fail_reg; + } + else { + *zfail_reg = spe_allocate_available_register(f); + gen_stencil_values(f, dsa->stencil[0].zfail_op, dsa->stencil[0].ref_value, + 0xff, fbS_reg, *zfail_reg); + } + + if (dsa->stencil[0].zpass_op == PIPE_STENCIL_OP_KEEP) { + *zpass_reg = fbS_reg; + } + else if (dsa->stencil[0].zpass_op == dsa->stencil[0].fail_op) { + *zpass_reg = *fail_reg; + } + else if (dsa->stencil[0].zpass_op == zfail_op) { + *zpass_reg = *zfail_reg; + } + else { + *zpass_reg = spe_allocate_available_register(f); + gen_stencil_values(f, dsa->stencil[0].zpass_op, dsa->stencil[0].ref_value, + 0xff, fbS_reg, *zpass_reg); + } + + /* If two-sided stencil is enabled, we have more work to do. */ + if (!dsa->stencil[1].enabled) { + /* This just flags that the registers need not be deallocated later */ + *back_fail_reg = fbS_reg; + *back_zfail_reg = fbS_reg; + *back_zpass_reg = fbS_reg; + } + else { + /* Same calculations as above, but for the back stencil */ + if (dsa->stencil[1].fail_op == PIPE_STENCIL_OP_KEEP) { + *back_fail_reg = fbS_reg; + } + else if (dsa->stencil[1].fail_op == dsa->stencil[0].fail_op) { + *back_fail_reg = *fail_reg; + } + else if (dsa->stencil[1].fail_op == zfail_op) { + *back_fail_reg = *zfail_reg; + } + else if (dsa->stencil[1].fail_op == dsa->stencil[0].zpass_op) { + *back_fail_reg = *zpass_reg; + } + else { + *back_fail_reg = spe_allocate_available_register(f); + gen_stencil_values(f, dsa->stencil[1].fail_op, dsa->stencil[1].ref_value, + 0xff, fbS_reg, *back_fail_reg); + } + + if (back_zfail_op == PIPE_STENCIL_OP_KEEP) { + *back_zfail_reg = fbS_reg; + } + else if (back_zfail_op == dsa->stencil[0].fail_op) { + *back_zfail_reg = *fail_reg; + } + else if (back_zfail_op == zfail_op) { + *back_zfail_reg = *zfail_reg; + } + else if (back_zfail_op == dsa->stencil[0].zpass_op) { + *back_zfail_reg = *zpass_reg; + } + else if (back_zfail_op == dsa->stencil[1].fail_op) { + *back_zfail_reg = *back_fail_reg; + } + else { + *back_zfail_reg = spe_allocate_available_register(f); + gen_stencil_values(f, dsa->stencil[1].zfail_op, dsa->stencil[1].ref_value, + 0xff, fbS_reg, *back_zfail_reg); + } + + if (dsa->stencil[1].zpass_op == PIPE_STENCIL_OP_KEEP) { + *back_zpass_reg = fbS_reg; + } + else if (dsa->stencil[1].zpass_op == dsa->stencil[0].fail_op) { + *back_zpass_reg = *fail_reg; + } + else if (dsa->stencil[1].zpass_op == zfail_op) { + *back_zpass_reg = *zfail_reg; + } + else if (dsa->stencil[1].zpass_op == dsa->stencil[0].zpass_op) { + *back_zpass_reg = *zpass_reg; + } + else if (dsa->stencil[1].zpass_op == dsa->stencil[1].fail_op) { + *back_zpass_reg = *back_fail_reg; + } + else if (dsa->stencil[1].zpass_op == back_zfail_op) { + *back_zpass_reg = *back_zfail_reg; + } + else { + *back_zfail_reg = spe_allocate_available_register(f); + gen_stencil_values(f, dsa->stencil[1].zpass_op, dsa->stencil[1].ref_value, + 0xff, fbS_reg, *back_zpass_reg); + } + } /* End of calculations for back-facing stencil */ +} + +/* Note that fbZ_reg may *not* be set on entry, if in fact + * the depth test is not enabled. This function must not use + * the register if depth is not enabled. + */ +static boolean +gen_stencil_depth_test(struct spe_function *f, + const struct pipe_depth_stencil_alpha_state *dsa, + const int const facing_reg, + const int mask_reg, const int fragZ_reg, + const int fbZ_reg, const int fbS_reg) +{ + /* True if we've generated code that could require writeback to the + * depth and/or stencil buffers + */ + boolean modified_buffers = false; + + boolean need_to_calculate_stencil_values; + boolean need_to_writemask_stencil_values; + + /* Registers. We may or may not actually allocate these, depending + * on whether the state values indicate that we need them. + */ + unsigned int stencil_pass_reg, stencil_fail_reg; + unsigned int stencil_fail_values, stencil_pass_depth_fail_values, stencil_pass_depth_pass_values; + unsigned int stencil_writemask_reg; + unsigned int zmask_reg; + unsigned int newS_reg; + + /* Stenciling is quite complex: up to six different configurable stencil + * operations/calculations can be required (three each for front-facing + * and back-facing fragments). Many of those operations will likely + * be identical, so there's good reason to try to avoid calculating + * the same values more than once (which unfortunately makes the code less + * straightforward). + * + * To make register management easier, we start a new + * register set; we can release all the registers in the set at + * once, and avoid having to keep track of exactly which registers + * we allocate. We can still allocate and free registers as + * desired (if we know we no longer need a register), but we don't + * have to spend the complexity to track the more difficult variant + * register usage scenarios. + */ + spe_comment(f, 0, "Allocating stencil register set"); + spe_allocate_register_set(f); + + /* Calculate the writemask. If the writemask is trivial (either + * all 0s, meaning that we don't need to calculate any stencil values + * because they're not going to change the stencil anyway, or all 1s, + * meaning that we have to calculate the stencil values but do not + * need to mask them), we can avoid generating code. Don't forget + * that we need to consider backfacing stencil, if enabled. + */ + if (dsa->stencil[0].write_mask == 0x0 && (!dsa->stencil[1].enabled || dsa->stencil[1].write_mask == 0x00)) { + /* Trivial: don't need to calculate stencil values, and don't need to + * write them back to the framebuffer. + */ + need_to_calculate_stencil_values = false; + need_to_writemask_stencil_values = false; + } + else if (dsa->stencil[0].write_mask == 0xff && (!dsa->stencil[1].enabled || dsa->stencil[1].write_mask == 0xff)) { + /* Still trivial, but a little less so. We need to write the stencil + * values, but we don't need to mask them. + */ + need_to_calculate_stencil_values = true; + need_to_writemask_stencil_values = false; + } + else { + /* The general case: calculate, mask, and write */ + need_to_calculate_stencil_values = true; + need_to_writemask_stencil_values = true; + + /* While we're here, generate code that calculates what the + * writemask should be. If backface stenciling is enabled, + * and the backface writemask is not the same as the frontface + * writemask, we'll have to generate code that merges the + * two masks into a single effective mask based on fragment facing. + */ + spe_comment(f, 0, "Computing stencil writemask"); + stencil_writemask_reg = spe_allocate_available_register(f); + spe_load_uint(f, stencil_writemask_reg, dsa->stencil[0].write_mask); + if (dsa->stencil[1].enabled && dsa->stencil[0].write_mask != dsa->stencil[1].write_mask) { + unsigned int back_write_mask_reg = spe_allocate_available_register(f); + spe_comment(f, 0, "Resolving two-sided stencil writemask"); + spe_load_uint(f, back_write_mask_reg, dsa->stencil[1].write_mask); + spe_selb(f, stencil_writemask_reg, stencil_writemask_reg, back_write_mask_reg, facing_reg); + spe_release_register(f, back_write_mask_reg); + } + } + + /* At least one-sided stenciling must be on. Generate code that + * runs the stencil test on the basic/front-facing stencil, leaving + * the mask of passing stencil bits in stencil_pass_reg. This mask will + * be used both to mask the set of active pixels, and also to + * determine how the stencil buffer changes. + * + * This test will *not* change the value in mask_reg (because we don't + * yet know whether to apply the two-sided stencil or one-sided stencil). + */ + spe_comment(f, 0, "Running basic stencil test"); + stencil_pass_reg = spe_allocate_available_register(f); + gen_stencil_test(f, &dsa->stencil[0], mask_reg, fbS_reg, stencil_pass_reg); + + /* If two-sided stenciling is on, generate code to run the stencil + * test on the backfacing stencil as well, and combine the two results + * into the one correct result based on facing. + */ + if (dsa->stencil[1].enabled) { + unsigned int temp_reg = spe_allocate_available_register(f); + spe_comment(f, 0, "Running backface stencil test"); + gen_stencil_test(f, &dsa->stencil[1], mask_reg, fbS_reg, temp_reg); + spe_selb(f, stencil_pass_reg, stencil_pass_reg, temp_reg, facing_reg); + spe_release_register(f, temp_reg); + } + + /* Generate code that, given the mask of valid fragments and the + * mask of valid fragments that passed the stencil test, computes + * the mask of valid fragments that failed the stencil test. We + * have to do this before we run a depth test (because the + * depth test should not be performed on fragments that failed the + * stencil test, and because the depth test will update the + * mask of valid fragments based on the results of the depth test). + */ + spe_comment(f, 0, "Computing stencil fail mask and updating fragment mask"); + stencil_fail_reg = spe_allocate_available_register(f); + spe_andc(f, stencil_fail_reg, mask_reg, stencil_pass_reg); + /* Now remove the stenciled-out pixels from the valid fragment mask, + * so we can later use the valid fragment mask in the depth test. + */ + spe_and(f, mask_reg, mask_reg, stencil_pass_reg); + + /* We may not need to calculate stencil values, if the writemask is off */ + if (need_to_calculate_stencil_values) { + unsigned int back_stencil_fail_values, back_stencil_pass_depth_fail_values, back_stencil_pass_depth_pass_values; + unsigned int front_stencil_fail_values, front_stencil_pass_depth_fail_values, front_stencil_pass_depth_pass_values; + + /* Generate code that calculates exactly which stencil values we need, + * without calculating the same value twice (say, if two different + * stencil ops have the same value). This code will work for one-sided + * and two-sided stenciling (so that we take into account that operations + * may match between front and back stencils), and will also take into + * account whether the depth test is enabled (if the depth test is off, + * we don't need any of the zfail results, because the depth test always + * is considered to pass if it is disabled). Any register value that + * does not need to be calculated will come back with the same value + * that's in fbS_reg. + * + * This function will allocate a variant number of registers that + * will be released as part of the register set. + */ + spe_comment(f, 0, "Computing stencil values"); + gen_get_stencil_values(f, dsa, fbS_reg, + &front_stencil_fail_values, &front_stencil_pass_depth_fail_values, + &front_stencil_pass_depth_pass_values, &back_stencil_fail_values, + &back_stencil_pass_depth_fail_values, &back_stencil_pass_depth_pass_values); + + /* Tricky, tricky, tricky - the things we do to create optimal + * code... + * + * The various stencil values registers may overlap with each other + * and with fbS_reg arbitrarily (as any particular operation is + * only calculated once and stored in one register, no matter + * how many times it is used). So we can't change the values + * within those registers directly - if we change a value in a + * register that's being referenced by two different calculations, + * we've just unwittingly changed the second value as well... + * + * Avoid this by allocating new registers to hold the results + * (there may be 2, if the depth test is off, or 3, if it is on). + * These will be released as part of the register set. + */ + if (!dsa->stencil[1].enabled) { + /* The easy case: if two-sided stenciling is *not* enabled, we + * just use the front-sided values. + */ + stencil_fail_values = front_stencil_fail_values; + stencil_pass_depth_fail_values = front_stencil_pass_depth_fail_values; + stencil_pass_depth_pass_values = front_stencil_pass_depth_pass_values; + } + else { /* two-sided stencil enabled */ + spe_comment(f, 0, "Resolving backface stencil values"); + /* Allocate new registers for the needed merged values */ + stencil_fail_values = spe_allocate_available_register(f); + spe_selb(f, stencil_fail_values, front_stencil_fail_values, back_stencil_fail_values, facing_reg); + if (dsa->depth.enabled) { + stencil_pass_depth_fail_values = spe_allocate_available_register(f); + spe_selb(f, stencil_pass_depth_fail_values, front_stencil_pass_depth_fail_values, back_stencil_pass_depth_fail_values, facing_reg); + } + else { + stencil_pass_depth_fail_values = fbS_reg; + } + stencil_pass_depth_pass_values = spe_allocate_available_register(f); + spe_selb(f, stencil_pass_depth_pass_values, front_stencil_pass_depth_pass_values, back_stencil_pass_depth_pass_values, facing_reg); + } + } + + /* We now have all the stencil values we need. We also need + * the results of the depth test to figure out which + * stencil values will become the new stencil values. (Even if + * we aren't actually calculating stencil values, we need to apply + * the depth test if it's enabled.) + * + * The code generated by gen_depth_test() returns the results of the + * test in the given register, but also alters the mask_reg based + * on the results of the test. + */ + if (dsa->depth.enabled) { + spe_comment(f, 0, "Running stencil depth test"); + zmask_reg = spe_allocate_available_register(f); + modified_buffers |= gen_depth_test(f, dsa, mask_reg, fragZ_reg, fbZ_reg, zmask_reg); + } + + if (need_to_calculate_stencil_values) { + + /* If we need to writemask the stencil values before going into + * the stencil buffer, we'll have to use a new register to + * hold the new values. If not, we can just keep using the + * current register. + */ + if (need_to_writemask_stencil_values) { + newS_reg = spe_allocate_available_register(f); + spe_comment(f, 0, "Saving current stencil values for writemasking"); + spe_move(f, newS_reg, fbS_reg); + } + else { + newS_reg = fbS_reg; + } + + /* Merge in the selected stencil fail values */ + if (stencil_fail_values != fbS_reg) { + spe_comment(f, 0, "Loading stencil fail values"); + spe_selb(f, newS_reg, newS_reg, stencil_fail_values, stencil_fail_reg); + modified_buffers = true; + } + + /* Same for the stencil pass/depth fail values. If this calculation + * is not needed (say, if depth test is off), then the + * stencil_pass_depth_fail_values register will be equal to fbS_reg + * and we'll skip the calculation. + */ + if (stencil_pass_depth_fail_values != fbS_reg) { + /* We don't actually have a stencil pass/depth fail mask yet. + * Calculate it here from the stencil passing mask and the + * depth passing mask. Note that zmask_reg *must* have been + * set above if we're here. + */ + unsigned int stencil_pass_depth_fail_mask = spe_allocate_available_register(f); + spe_comment(f, 0, "Loading stencil pass/depth fail values"); + spe_andc(f, stencil_pass_depth_fail_mask, stencil_pass_reg, zmask_reg); + + spe_selb(f, newS_reg, newS_reg, stencil_pass_depth_fail_values, stencil_pass_depth_fail_mask); + + spe_release_register(f, stencil_pass_depth_fail_mask); + modified_buffers = true; + } + + /* Same for the stencil pass/depth pass mask. Note that we + * *can* get here with zmask_reg being unset (if the depth + * test is off but the stencil test is on). In this case, + * we assume the depth test passes, and don't need to mask + * the stencil pass mask with the Z mask. + */ + if (stencil_pass_depth_pass_values != fbS_reg) { + if (dsa->depth.enabled) { + unsigned int stencil_pass_depth_pass_mask = spe_allocate_available_register(f); + /* We'll need a separate register */ + spe_comment(f, 0, "Loading stencil pass/depth pass values"); + spe_and(f, stencil_pass_depth_pass_mask, stencil_pass_reg, zmask_reg); + spe_selb(f, newS_reg, newS_reg, stencil_pass_depth_pass_values, stencil_pass_depth_pass_mask); + spe_release_register(f, stencil_pass_depth_pass_mask); + } + else { + /* We can use the same stencil-pass register */ + spe_comment(f, 0, "Loading stencil pass values"); + spe_selb(f, newS_reg, newS_reg, stencil_pass_depth_pass_values, stencil_pass_reg); + } + modified_buffers = true; + } + + /* Almost done. If we need to writemask, do it now, leaving the + * results in the fbS_reg register passed in. If we don't need + * to writemask, then the results are *already* in the fbS_reg, + * so there's nothing more to do. + */ + + if (need_to_writemask_stencil_values && modified_buffers) { + /* The Select Bytes command makes a fine writemask. Where + * the mask is 0, the first (original) values are retained, + * effectively masking out changes. Where the mask is 1, the + * second (new) values are retained, incorporating changes. + */ + spe_comment(f, 0, "Writemasking new stencil values"); + spe_selb(f, fbS_reg, fbS_reg, newS_reg, stencil_writemask_reg); + } + + } /* done calculating stencil values */ + + /* The stencil and/or depth values have been applied, and the + * mask_reg, fbS_reg, and fbZ_reg values have been updated. + * We're all done, except that we've allocated a fair number + * of registers that we didn't bother tracking. Release all + * those registers as part of the register set, and go home. + */ + spe_comment(f, 0, "Releasing stencil register set"); + spe_release_register_set(f); + + /* Return true if we could have modified the stencil and/or + * depth buffers. + */ + return modified_buffers; +} + + /** * Generate SPE code to implement the fragment operations (alpha test, * depth test, stencil test, blending, colormask, and final @@ -1156,6 +1834,7 @@ cell_gen_fragment_function(struct cell_context *cell, struct spe_function *f) const int fragB_reg = 10; /* vector float */ const int fragA_reg = 11; /* vector float */ const int mask_reg = 12; /* vector uint */ + const int facing_reg = 13; /* uint */ /* offset of quad from start of tile * XXX assuming 4-byte pixels for color AND Z/stencil!!!! @@ -1183,6 +1862,7 @@ cell_gen_fragment_function(struct cell_context *cell, struct spe_function *f) spe_allocate_register(f, fragB_reg); spe_allocate_register(f, fragA_reg); spe_allocate_register(f, mask_reg); + spe_allocate_register(f, facing_reg); quad_offset_reg = spe_allocate_available_register(f); fbRGBA_reg = spe_allocate_available_register(f); @@ -1195,6 +1875,7 @@ cell_gen_fragment_function(struct cell_context *cell, struct spe_function *f) ASSERT(TILE_SIZE == 32); + spe_comment(f, 0, "Compute quad offset within tile"); spe_rotmi(f, y2_reg, y_reg, -1); /* y2 = y / 2 */ spe_rotmi(f, x2_reg, x_reg, -1); /* x2 = x / 2 */ spe_shli(f, y2_reg, y2_reg, 4); /* y2 *= 16 */ @@ -1205,130 +1886,188 @@ cell_gen_fragment_function(struct cell_context *cell, struct spe_function *f) spe_release_register(f, y2_reg); } - if (dsa->alpha.enabled) { gen_alpha_test(dsa, f, mask_reg, fragA_reg); } + /* If we need the stencil buffers (because one- or two-sided stencil is + * enabled) or the depth buffer (because the depth test is enabled), + * go grab them. Note that if either one- or two-sided stencil is + * enabled, dsa->stencil[0].enabled will be true. + */ if (dsa->depth.enabled || dsa->stencil[0].enabled) { const enum pipe_format zs_format = cell->framebuffer.zsbuf->format; boolean write_depth_stencil; - int fbZ_reg = spe_allocate_available_register(f); /* Z values */ - int fbS_reg = spe_allocate_available_register(f); /* Stencil values */ + /* We may or may not need to allocate a register for Z or stencil values */ + boolean fbS_reg_set = false, fbZ_reg_set = false; + unsigned int fbS_reg, fbZ_reg = 0; + + spe_comment(f, 0, "Fetching Z/stencil quad from tile"); /* fetch quad of depth/stencil values from tile at (x,y) */ /* Load: fbZS_reg = memory[depth_tile_reg + offset_reg] */ + /* XXX Not sure this is allowed if we've only got a 16-bit Z buffer... */ spe_lqx(f, fbZS_reg, depth_tile_reg, quad_offset_reg); - if (dsa->depth.enabled) { - /* Extract Z bits from fbZS_reg into fbZ_reg */ - if (zs_format == PIPE_FORMAT_S8Z24_UNORM || - zs_format == PIPE_FORMAT_X8Z24_UNORM) { - int mask_reg = spe_allocate_available_register(f); - spe_fsmbi(f, mask_reg, 0x7777); /* mask[0,1,2,3] = 0x00ffffff */ - spe_and(f, fbZ_reg, fbZS_reg, mask_reg); /* fbZ = fbZS & mask */ - spe_release_register(f, mask_reg); - /* OK, fbZ_reg has four 24-bit Z values now */ - } - else if (zs_format == PIPE_FORMAT_Z24S8_UNORM || - zs_format == PIPE_FORMAT_Z24X8_UNORM) { - spe_rotmi(f, fbZ_reg, fbZS_reg, -8); /* fbZ = fbZS >> 8 */ - /* OK, fbZ_reg has four 24-bit Z values now */ - } - else if (zs_format == PIPE_FORMAT_Z32_UNORM) { - spe_move(f, fbZ_reg, fbZS_reg); - /* OK, fbZ_reg has four 32-bit Z values now */ - } - else if (zs_format == PIPE_FORMAT_Z16_UNORM) { - spe_move(f, fbZ_reg, fbZS_reg); - /* OK, fbZ_reg has four 16-bit Z values now */ - } - else { - ASSERT(0); /* invalid format */ - } - - /* Convert fragZ values from float[4] to 16, 24 or 32-bit uint[4] */ - if (zs_format == PIPE_FORMAT_S8Z24_UNORM || - zs_format == PIPE_FORMAT_X8Z24_UNORM || - zs_format == PIPE_FORMAT_Z24S8_UNORM || - zs_format == PIPE_FORMAT_Z24X8_UNORM) { - /* scale/convert fragZ from float in [0,1] to uint in [0, ~0] */ - spe_cfltu(f, fragZ_reg, fragZ_reg, 32); - /* fragZ = fragZ >> 8 */ - spe_rotmi(f, fragZ_reg, fragZ_reg, -8); - } - else if (zs_format == PIPE_FORMAT_Z32_UNORM) { - /* scale/convert fragZ from float in [0,1] to uint in [0, ~0] */ - spe_cfltu(f, fragZ_reg, fragZ_reg, 32); - } - else if (zs_format == PIPE_FORMAT_Z16_UNORM) { - /* scale/convert fragZ from float in [0,1] to uint in [0, ~0] */ - spe_cfltu(f, fragZ_reg, fragZ_reg, 32); - /* fragZ = fragZ >> 16 */ - spe_rotmi(f, fragZ_reg, fragZ_reg, -16); - } - } - else { - /* no Z test, but set Z to zero so we don't OR-in garbage below */ - spe_load_uint(f, fbZ_reg, 0); /* XXX set to zero for now */ + /* From the Z/stencil buffer format, pull out the bits we need for + * Z and/or stencil. We'll also convert the incoming fragment Z + * value in fragZ_reg from a floating point value in [0.0..1.0] to + * an unsigned integer value with the appropriate resolution. + */ + switch(zs_format) { + + case PIPE_FORMAT_S8Z24_UNORM: /* fall through */ + case PIPE_FORMAT_X8Z24_UNORM: + if (dsa->depth.enabled) { + /* We need the Z part at least */ + setup_optional_register(f, &fbZ_reg_set, &fbZ_reg); + /* four 24-bit Z values in the low-order bits */ + spe_and_uint(f, fbZ_reg, fbZS_reg, 0x00ffffff); + + /* Incoming fragZ_reg value is a float in 0.0...1.0; convert + * to a 24-bit unsigned integer + */ + spe_cfltu(f, fragZ_reg, fragZ_reg, 32); + spe_rotmi(f, fragZ_reg, fragZ_reg, -8); + } + if (dsa->stencil[0].enabled) { + setup_optional_register(f, &fbS_reg_set, &fbS_reg); + /* four 8-bit Z values in the high-order bits */ + spe_rotmi(f, fbS_reg, fbZS_reg, -24); + } + break; + + case PIPE_FORMAT_Z24S8_UNORM: /* fall through */ + case PIPE_FORMAT_Z24X8_UNORM: + if (dsa->depth.enabled) { + setup_optional_register(f, &fbZ_reg_set, &fbZ_reg); + /* shift by 8 to get the upper 24-bit values */ + spe_rotmi(f, fbS_reg, fbZS_reg, -8); + + /* Incoming fragZ_reg value is a float in 0.0...1.0; convert + * to a 24-bit unsigned integer + */ + spe_cfltu(f, fragZ_reg, fragZ_reg, 32); + spe_rotmi(f, fragZ_reg, fragZ_reg, -8); + } + if (dsa->stencil[0].enabled) { + setup_optional_register(f, &fbS_reg_set, &fbS_reg); + /* 8-bit stencil in the low-order bits - mask them out */ + spe_and_uint(f, fbS_reg, fbZS_reg, 0x000000ff); + } + break; + + case PIPE_FORMAT_Z32_UNORM: + if (dsa->depth.enabled) { + setup_optional_register(f, &fbZ_reg_set, &fbZ_reg); + /* Copy over 4 32-bit values */ + spe_move(f, fbZ_reg, fbZS_reg); + + /* Incoming fragZ_reg value is a float in 0.0...1.0; convert + * to a 32-bit unsigned integer + */ + spe_cfltu(f, fragZ_reg, fragZ_reg, 32); + } + /* No stencil, so can't do anything there */ + break; + + case PIPE_FORMAT_Z16_UNORM: + if (dsa->depth.enabled) { + /* XXX Not sure this is correct, but it was here before, so we're + * going with it for now + */ + setup_optional_register(f, &fbZ_reg_set, &fbZ_reg); + /* Copy over 4 32-bit values */ + spe_move(f, fbZ_reg, fbZS_reg); + + /* Incoming fragZ_reg value is a float in 0.0...1.0; convert + * to a 16-bit unsigned integer + */ + spe_cfltu(f, fragZ_reg, fragZ_reg, 32); + spe_rotmi(f, fragZ_reg, fragZ_reg, -16); + } + /* No stencil */ + break; + + default: + ASSERT(0); /* invalid format */ } - + /* If stencil is enabled, use the stencil-specific code + * generator to generate both the stencil and depth (if needed) + * tests. Otherwise, if only depth is enabled, generate + * a quick depth test. The test generators themselves will + * report back whether the depth/stencil buffer has to be + * written back. + */ if (dsa->stencil[0].enabled) { - /* Extract Stencil bit sfrom fbZS_reg into fbS_reg */ - if (zs_format == PIPE_FORMAT_S8Z24_UNORM || - zs_format == PIPE_FORMAT_X8Z24_UNORM) { - /* XXX extract with a shift */ - ASSERT(0); - } - else if (zs_format == PIPE_FORMAT_Z24S8_UNORM || - zs_format == PIPE_FORMAT_Z24X8_UNORM) { - /* XXX extract with a mask */ - ASSERT(0); - } - } - else { - /* no stencil test, but set to zero so we don't OR-in garbage below */ - spe_load_uint(f, fbS_reg, 0); /* XXX set to zero for now */ - } + /* This will perform the stencil and depth tests, and update + * the mask_reg, fbZ_reg, and fbS_reg as required by the + * tests. + */ + ASSERT(fbS_reg_set); + spe_comment(f, 0, "Perform stencil test"); - if (dsa->stencil[0].enabled) { - /* XXX this may involve depth testing too */ - // gen_stencil_test(dsa, f, ... ); - ASSERT(0); + /* Note that fbZ_reg may not be set on entry, if stenciling + * is enabled but there's no Z-buffer. The + * gen_stencil_depth_test() function must ignore the + * fbZ_reg register if depth is not enabled. + */ + write_depth_stencil = gen_stencil_depth_test(f, dsa, facing_reg, mask_reg, fragZ_reg, fbZ_reg, fbS_reg); } else if (dsa->depth.enabled) { int zmask_reg = spe_allocate_available_register(f); - gen_depth_test(dsa, f, mask_reg, fragZ_reg, fbZ_reg, zmask_reg); + ASSERT(fbZ_reg_set); + spe_comment(f, 0, "Perform depth test"); + write_depth_stencil = gen_depth_test(f, dsa, mask_reg, fragZ_reg, fbZ_reg, zmask_reg); spe_release_register(f, zmask_reg); } - - /* do we need to write Z and/or Stencil back into framebuffer? */ - write_depth_stencil = (dsa->depth.writemask | - dsa->stencil[0].write_mask | - dsa->stencil[1].write_mask); + else { + write_depth_stencil = false; + } if (write_depth_stencil) { /* Merge latest Z and Stencil values into fbZS_reg. * fbZ_reg has four Z vals in bits [23..0] or bits [15..0]. * fbS_reg has four 8-bit Z values in bits [7..0]. */ + spe_comment(f, 0, "Store quad's depth/stencil values in tile"); if (zs_format == PIPE_FORMAT_S8Z24_UNORM || zs_format == PIPE_FORMAT_X8Z24_UNORM) { - spe_shli(f, fbS_reg, fbS_reg, 24); /* fbS = fbS << 24 */ - spe_or(f, fbZS_reg, fbS_reg, fbZ_reg); /* fbZS = fbS | fbZ */ + if (fbS_reg_set && fbZ_reg_set) { + spe_shli(f, fbS_reg, fbS_reg, 24); /* fbS = fbS << 24 */ + spe_or(f, fbZS_reg, fbS_reg, fbZ_reg); /* fbZS = fbS | fbZ */ + } + else if (fbS_reg_set) { + spe_shli(f, fbZS_reg, fbS_reg, 24); /* fbS = fbS << 24 */ + } + else { + spe_move(f, fbZS_reg, fbZ_reg); + } } else if (zs_format == PIPE_FORMAT_Z24S8_UNORM || zs_format == PIPE_FORMAT_Z24X8_UNORM) { - spe_shli(f, fbZ_reg, fbZ_reg, 8); /* fbZ = fbZ << 8 */ - spe_or(f, fbZS_reg, fbS_reg, fbZ_reg); /* fbZS = fbS | fbZ */ + if (fbS_reg_set && fbZ_reg_set) { + spe_shli(f, fbZ_reg, fbZ_reg, 8); /* fbZ = fbZ << 8 */ + spe_or(f, fbZS_reg, fbS_reg, fbZ_reg); /* fbZS = fbS | fbZ */ + } + else if (fbS_reg_set) { + spe_move(f, fbZS_reg, fbS_reg); + } + else { + spe_shli(f, fbZ_reg, fbZ_reg, 8); /* fbZ = fbZ << 8 */ + } } else if (zs_format == PIPE_FORMAT_Z32_UNORM) { - spe_move(f, fbZS_reg, fbZ_reg); /* fbZS = fbZ */ + if (fbZ_reg_set) { + spe_move(f, fbZS_reg, fbZ_reg); /* fbZS = fbZ */ + } } else if (zs_format == PIPE_FORMAT_Z16_UNORM) { - spe_move(f, fbZS_reg, fbZ_reg); /* fbZS = fbZ */ + if (fbZ_reg_set) { + spe_move(f, fbZS_reg, fbZ_reg); /* fbZS = fbZ */ + } } else if (zs_format == PIPE_FORMAT_S8_UNORM) { ASSERT(0); /* XXX to do */ @@ -1341,21 +2080,21 @@ cell_gen_fragment_function(struct cell_context *cell, struct spe_function *f) spe_stqx(f, fbZS_reg, depth_tile_reg, quad_offset_reg); } - spe_release_register(f, fbZ_reg); - spe_release_register(f, fbS_reg); + release_optional_register(f, &fbZ_reg_set, fbZ_reg); + release_optional_register(f, &fbS_reg_set, fbS_reg); } - /* Get framebuffer quad/colors. We'll need these for blending, * color masking, and to obey the quad/pixel mask. * Load: fbRGBA_reg = memory[color_tile + quad_offset] * Note: if mask={~0,~0,~0,~0} and we're not blending or colormasking * we could skip this load. */ + spe_comment(f, 0, "Fetch quad colors from tile"); spe_lqx(f, fbRGBA_reg, color_tile_reg, quad_offset_reg); - if (blend->blend_enable) { + spe_comment(f, 0, "Perform blending"); gen_blend(blend, blend_color, f, color_format, fragR_reg, fragG_reg, fragB_reg, fragA_reg, fbRGBA_reg); } @@ -1369,19 +2108,21 @@ cell_gen_fragment_function(struct cell_context *cell, struct spe_function *f) int rgba_reg = spe_allocate_available_register(f); /* Pack four float colors as four 32-bit int colors */ + spe_comment(f, 0, "Convert float quad colors to packed int framebuffer colors"); gen_pack_colors(f, color_format, fragR_reg, fragG_reg, fragB_reg, fragA_reg, rgba_reg); if (blend->logicop_enable) { + spe_comment(f, 0, "Compute logic op"); gen_logicop(blend, f, rgba_reg, fbRGBA_reg); } if (blend->colormask != PIPE_MASK_RGBA) { + spe_comment(f, 0, "Compute color mask"); gen_colormask(f, blend->colormask, color_format, rgba_reg, fbRGBA_reg); } - /* Mix fragment colors with framebuffer colors using the quad/pixel mask: * if (mask[i]) * rgba[i] = rgba[i]; @@ -1393,6 +2134,7 @@ cell_gen_fragment_function(struct cell_context *cell, struct spe_function *f) /* Store updated quad in tile: * memory[color_tile + quad_offset] = rgba_reg; */ + spe_comment(f, 0, "Store quad colors into color tile"); spe_stqx(f, rgba_reg, color_tile_reg, quad_offset_reg); spe_release_register(f, rgba_reg); diff --git a/src/gallium/drivers/cell/ppu/cell_pipe_state.c b/src/gallium/drivers/cell/ppu/cell_pipe_state.c index 8c55b8e093..2e3086c4fa 100644 --- a/src/gallium/drivers/cell/ppu/cell_pipe_state.c +++ b/src/gallium/drivers/cell/ppu/cell_pipe_state.c @@ -258,8 +258,6 @@ cell_set_sampler_textures(struct pipe_context *pipe, } cell->num_textures = num; - cell_update_texture_mapping(cell); - cell->dirty |= CELL_NEW_TEXTURE; } diff --git a/src/gallium/drivers/cell/ppu/cell_render.c b/src/gallium/drivers/cell/ppu/cell_render.c index dd25ae880e..79cb8df82f 100644 --- a/src/gallium/drivers/cell/ppu/cell_render.c +++ b/src/gallium/drivers/cell/ppu/cell_render.c @@ -152,6 +152,7 @@ cell_flush_prim_buffer(struct cell_context *cell) struct cell_command_render *render = &cell_global.command[i].render; render->prim_type = PIPE_PRIM_TRIANGLES; render->num_verts = cell->prim_buffer.num_verts; + render->front_winding = cell->rasterizer->front_winding; render->vertex_size = cell->vertex_info->size * 4; render->xmin = cell->prim_buffer.xmin; render->ymin = cell->prim_buffer.ymin; diff --git a/src/gallium/drivers/cell/ppu/cell_screen.c b/src/gallium/drivers/cell/ppu/cell_screen.c index 47ba6fa290..d223557950 100644 --- a/src/gallium/drivers/cell/ppu/cell_screen.c +++ b/src/gallium/drivers/cell/ppu/cell_screen.c @@ -76,11 +76,11 @@ cell_get_param(struct pipe_screen *screen, int param) case PIPE_CAP_TEXTURE_SHADOW_MAP: return 10; case PIPE_CAP_MAX_TEXTURE_2D_LEVELS: - return 12; /* max 2Kx2K */ + return CELL_MAX_TEXTURE_LEVELS; case PIPE_CAP_MAX_TEXTURE_3D_LEVELS: return 8; /* max 128x128x128 */ case PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS: - return 12; /* max 2Kx2K */ + return CELL_MAX_TEXTURE_LEVELS; default: return 10; } diff --git a/src/gallium/drivers/cell/ppu/cell_state.h b/src/gallium/drivers/cell/ppu/cell_state.h index a7771a55a3..b193170f9c 100644 --- a/src/gallium/drivers/cell/ppu/cell_state.h +++ b/src/gallium/drivers/cell/ppu/cell_state.h @@ -44,8 +44,9 @@ #define CELL_NEW_TEXTURE 0x800 #define CELL_NEW_VERTEX 0x1000 #define CELL_NEW_VS 0x2000 -#define CELL_NEW_CONSTANTS 0x4000 -#define CELL_NEW_VERTEX_INFO 0x8000 +#define CELL_NEW_VS_CONSTANTS 0x4000 +#define CELL_NEW_FS_CONSTANTS 0x8000 +#define CELL_NEW_VERTEX_INFO 0x10000 extern void diff --git a/src/gallium/drivers/cell/ppu/cell_state_emit.c b/src/gallium/drivers/cell/ppu/cell_state_emit.c index f35893537b..bb694aa107 100644 --- a/src/gallium/drivers/cell/ppu/cell_state_emit.c +++ b/src/gallium/drivers/cell/ppu/cell_state_emit.c @@ -25,6 +25,7 @@ * **************************************************************************/ +#include "pipe/p_inlines.h" #include "util/u_memory.h" #include "cell_context.h" #include "cell_gen_fragment.h" @@ -36,6 +37,79 @@ #include "draw/draw_private.h" +/** + * Find/create a cell_command_fragment_ops object corresponding to the + * current blend/stencil/z/colormask/etc. state. + */ +static struct cell_command_fragment_ops * +lookup_fragment_ops(struct cell_context *cell) +{ + struct cell_fragment_ops_key key; + struct cell_command_fragment_ops *ops; + + /* + * Build key + */ + memset(&key, 0, sizeof(key)); + key.blend = *cell->blend; + key.dsa = *cell->depth_stencil; + + if (cell->framebuffer.cbufs[0]) + key.color_format = cell->framebuffer.cbufs[0]->format; + else + key.color_format = PIPE_FORMAT_NONE; + + if (cell->framebuffer.zsbuf) + key.zs_format = cell->framebuffer.zsbuf->format; + else + key.zs_format = PIPE_FORMAT_NONE; + + /* + * Look up key in cache. + */ + ops = (struct cell_command_fragment_ops *) + util_keymap_lookup(cell->fragment_ops_cache, &key); + + /* + * If not found, create/save new fragment ops command. + */ + if (!ops) { + struct spe_function spe_code; + + if (0) + debug_printf("**** Create New Fragment Ops\n"); + + /* Prepare the buffer that will hold the generated code. */ + spe_init_func(&spe_code, SPU_MAX_FRAGMENT_OPS_INSTS * SPE_INST_SIZE); + + /* generate new code */ + cell_gen_fragment_function(cell, &spe_code); + + /* alloc new fragment ops command */ + ops = CALLOC_STRUCT(cell_command_fragment_ops); + + /* populate the new cell_command_fragment_ops object */ + ops->opcode = CELL_CMD_STATE_FRAGMENT_OPS; + memcpy(ops->code, spe_code.store, spe_code_size(&spe_code)); + ops->dsa = *cell->depth_stencil; + ops->blend = *cell->blend; + + /* insert cell_command_fragment_ops object into keymap/cache */ + util_keymap_insert(cell->fragment_ops_cache, &key, ops, NULL); + + /* release rtasm buffer */ + spe_release_func(&spe_code); + } + else { + if (0) + debug_printf("**** Re-use Fragment Ops\n"); + } + + return ops; +} + + + static void emit_state_cmd(struct cell_context *cell, uint cmd, const void *state, uint state_size) @@ -89,31 +163,31 @@ cell_emit_state(struct cell_context *cell) } } + if (cell->dirty & (CELL_NEW_FS_CONSTANTS)) { + const uint shader = PIPE_SHADER_FRAGMENT; + const uint num_const = cell->constants[shader].size / sizeof(float); + uint i, j; + float *buf = cell_batch_alloc(cell, 16 + num_const * sizeof(float)); + uint64_t *ibuf = (uint64_t *) buf; + const float *constants = pipe_buffer_map(cell->pipe.screen, + cell->constants[shader].buffer, + PIPE_BUFFER_USAGE_CPU_READ); + ibuf[0] = CELL_CMD_STATE_FS_CONSTANTS; + ibuf[1] = num_const; + j = 4; + for (i = 0; i < num_const; i++) { + buf[j++] = constants[i]; + } + pipe_buffer_unmap(cell->pipe.screen, cell->constants[shader].buffer); + } + if (cell->dirty & (CELL_NEW_FRAMEBUFFER | CELL_NEW_DEPTH_STENCIL | CELL_NEW_BLEND)) { - /* XXX we don't want to always do codegen here. We should have - * a hash/lookup table to cache previous results... - */ - struct cell_command_fragment_ops *fops - = cell_batch_alloc(cell, sizeof(*fops)); - struct spe_function spe_code; - - /* Prepare the buffer that will hold the generated code. */ - spe_init_func(&spe_code, SPU_MAX_FRAGMENT_OPS_INSTS * SPE_INST_SIZE); - - /* generate new code */ - cell_gen_fragment_function(cell, &spe_code); - - /* put the new code into the batch buffer */ - fops->opcode = CELL_CMD_STATE_FRAGMENT_OPS; - memcpy(&fops->code, spe_code.store, - SPU_MAX_FRAGMENT_OPS_INSTS * SPE_INST_SIZE); - fops->dsa = *cell->depth_stencil; - fops->blend = *cell->blend; - - /* free codegen buffer */ - spe_release_func(&spe_code); + struct cell_command_fragment_ops *fops, *fops_cmd; + fops_cmd = cell_batch_alloc(cell, sizeof(*fops_cmd)); + fops = lookup_fragment_ops(cell); + memcpy(fops_cmd, fops, sizeof(*fops)); } if (cell->dirty & CELL_NEW_SAMPLER) { @@ -137,14 +211,24 @@ cell_emit_state(struct cell_context *cell) texture->opcode = CELL_CMD_STATE_TEXTURE; texture->unit = i; if (cell->texture[i]) { - texture->start = cell->texture[i]->tiled_data; - texture->width = cell->texture[i]->base.width[0]; - texture->height = cell->texture[i]->base.height[0]; + uint level; + for (level = 0; level < CELL_MAX_TEXTURE_LEVELS; level++) { + texture->start[level] = cell->texture[i]->tiled_data[level]; + texture->width[level] = cell->texture[i]->base.width[level]; + texture->height[level] = cell->texture[i]->base.height[level]; + texture->depth[level] = cell->texture[i]->base.depth[level]; + } + texture->target = cell->texture[i]->base.target; } else { - texture->start = NULL; - texture->width = 1; - texture->height = 1; + uint level; + for (level = 0; level < CELL_MAX_TEXTURE_LEVELS; level++) { + texture->start[level] = NULL; + texture->width[level] = 0; + texture->height[level] = 0; + texture->depth[level] = 0; + } + texture->target = 0; } } } diff --git a/src/gallium/drivers/cell/ppu/cell_state_shader.c b/src/gallium/drivers/cell/ppu/cell_state_shader.c index 3a0d066da2..54a17eaf2b 100644 --- a/src/gallium/drivers/cell/ppu/cell_state_shader.c +++ b/src/gallium/drivers/cell/ppu/cell_state_shader.c @@ -197,7 +197,10 @@ cell_set_constant_buffer(struct pipe_context *pipe, buf->buffer); cell->constants[shader].size = buf->size; - cell->dirty |= CELL_NEW_CONSTANTS; + if (shader == PIPE_SHADER_VERTEX) + cell->dirty |= CELL_NEW_VS_CONSTANTS; + else if (shader == PIPE_SHADER_FRAGMENT) + cell->dirty |= CELL_NEW_FS_CONSTANTS; } diff --git a/src/gallium/drivers/cell/ppu/cell_texture.c b/src/gallium/drivers/cell/ppu/cell_texture.c index b6590dfb86..230e192573 100644 --- a/src/gallium/drivers/cell/ppu/cell_texture.c +++ b/src/gallium/drivers/cell/ppu/cell_texture.c @@ -52,20 +52,22 @@ static unsigned minify( unsigned d ) static void -cell_texture_layout(struct cell_texture * spt) +cell_texture_layout(struct cell_texture *ct) { - struct pipe_texture *pt = &spt->base; + struct pipe_texture *pt = &ct->base; unsigned level; unsigned width = pt->width[0]; unsigned height = pt->height[0]; unsigned depth = pt->depth[0]; - spt->buffer_size = 0; + ct->buffer_size = 0; for ( level = 0 ; level <= pt->last_level ; level++ ) { unsigned size; unsigned w_tile, h_tile; + assert(level < CELL_MAX_TEXTURE_LEVELS); + /* width, height, rounded up to tile size */ w_tile = align(width, TILE_SIZE); h_tile = align(height, TILE_SIZE); @@ -76,9 +78,9 @@ cell_texture_layout(struct cell_texture * spt) pt->nblocksx[level] = pf_get_nblocksx(&pt->block, w_tile); pt->nblocksy[level] = pf_get_nblocksy(&pt->block, h_tile); - spt->stride[level] = pt->nblocksx[level] * pt->block.size; + ct->stride[level] = pt->nblocksx[level] * pt->block.size; - spt->level_offset[level] = spt->buffer_size; + ct->level_offset[level] = ct->buffer_size; size = pt->nblocksx[level] * pt->nblocksy[level] * pt->block.size; if (pt->target == PIPE_TEXTURE_CUBE) @@ -86,7 +88,7 @@ cell_texture_layout(struct cell_texture * spt) else size *= depth; - spt->buffer_size += size; + ct->buffer_size += size; width = minify(width); height = minify(height); @@ -100,26 +102,25 @@ cell_texture_create(struct pipe_screen *screen, const struct pipe_texture *templat) { struct pipe_winsys *ws = screen->winsys; - struct cell_texture *spt = CALLOC_STRUCT(cell_texture); - if (!spt) + struct cell_texture *ct = CALLOC_STRUCT(cell_texture); + if (!ct) return NULL; - spt->base = *templat; - spt->base.refcount = 1; - spt->base.screen = screen; + ct->base = *templat; + ct->base.refcount = 1; + ct->base.screen = screen; - cell_texture_layout(spt); + cell_texture_layout(ct); - spt->buffer = ws->buffer_create(ws, 32, - PIPE_BUFFER_USAGE_PIXEL, - spt->buffer_size); + ct->buffer = ws->buffer_create(ws, 32, PIPE_BUFFER_USAGE_PIXEL, + ct->buffer_size); - if (!spt->buffer) { - FREE(spt); + if (!ct->buffer) { + FREE(ct); return NULL; } - return &spt->base; + return &ct->base; } @@ -135,29 +136,116 @@ cell_texture_release(struct pipe_screen *screen, __FUNCTION__, (void *) *pt, (*pt)->refcount - 1); */ if (--(*pt)->refcount <= 0) { - struct cell_texture *spt = cell_texture(*pt); + struct cell_texture *ct = cell_texture(*pt); + uint i; /* - DBG("%s deleting %p\n", __FUNCTION__, (void *) spt); + DBG("%s deleting %p\n", __FUNCTION__, (void *) ct); */ - pipe_buffer_reference(screen, &spt->buffer, NULL); + pipe_buffer_reference(screen, &ct->buffer, NULL); + + for (i = 0; i < CELL_MAX_TEXTURE_LEVELS; i++) { + if (ct->tiled_data[i]) { + align_free(ct->tiled_data[i]); + } + } - FREE(spt); + FREE(ct); } *pt = NULL; } -#if 0 + +/** + * Convert image from linear layout to tiled layout. 4-byte pixels. + */ +static void +twiddle_image_uint(uint w, uint h, uint tile_size, uint *dst, + uint src_stride, const uint *src) +{ + const uint tile_size2 = tile_size * tile_size; + const uint h_t = (h + tile_size - 1) / tile_size; + const uint w_t = (w + tile_size - 1) / tile_size; + + uint it, jt; /* tile counters */ + uint i, j; /* intra-tile counters */ + + src_stride /= 4; /* convert from bytes to pixels */ + + /* loop over dest tiles */ + for (it = 0; it < h_t; it++) { + for (jt = 0; jt < w_t; jt++) { + /* start of dest tile: */ + uint *tdst = dst + (it * w_t + jt) * tile_size2; + + /* compute size of this tile (may be smaller than tile_size) */ + /* XXX note: a compiler bug was found here. That's why the code + * looks as it does. + */ + uint tile_width = w - jt * tile_size; + tile_width = MIN2(tile_width, tile_size); + uint tile_height = h - it * tile_size; + tile_height = MIN2(tile_height, tile_size); + + /* loop over texels in the tile */ + for (i = 0; i < tile_height; i++) { + for (j = 0; j < tile_width; j++) { + const uint srci = it * tile_size + i; + const uint srcj = jt * tile_size + j; + ASSERT(srci < h); + ASSERT(srcj < w); + tdst[i * tile_size + j] = src[srci * src_stride + srcj]; + } + } + } + } +} + + +/** + * Convert linear texture image data to tiled format for SPU usage. + */ static void -cell_texture_update(struct pipe_context *pipe, struct pipe_texture *texture, - uint face, uint levelsMask) +cell_twiddle_texture(struct pipe_screen *screen, + struct pipe_surface *surface) { - /* XXX TO DO: re-tile the texture data ... */ + struct cell_texture *ct = cell_texture(surface->texture); + const uint level = surface->level; + const uint texWidth = ct->base.width[level]; + const uint texHeight = ct->base.height[level]; + const uint bufWidth = align(texWidth, TILE_SIZE); + const uint bufHeight = align(texHeight, TILE_SIZE); + const void *map = pipe_buffer_map(screen, surface->buffer, + PIPE_BUFFER_USAGE_CPU_READ); + const uint *src = (const uint *) ((const ubyte *) map + surface->offset); + + switch (ct->base.format) { + case PIPE_FORMAT_A8R8G8B8_UNORM: + { + int numFaces = ct->base.target == PIPE_TEXTURE_CUBE ? 6 : 1; + int offset = bufWidth * bufHeight * 4 * surface->face; + uint *dst; + + if (!ct->tiled_data[level]) { + ct->tiled_data[level] = + align_malloc(bufWidth * bufHeight * 4 * numFaces, 16); + } + + dst = (uint *) ((ubyte *) ct->tiled_data[level] + offset); + twiddle_image_uint(texWidth, texHeight, TILE_SIZE, dst, + surface->stride, src); + } + break; + default: + printf("Cell: twiddle unsupported texture format\n"); + ; + } + + pipe_buffer_unmap(screen, surface->buffer); } -#endif static struct pipe_surface * @@ -167,22 +255,22 @@ cell_get_tex_surface(struct pipe_screen *screen, unsigned usage) { struct pipe_winsys *ws = screen->winsys; - struct cell_texture *spt = cell_texture(pt); + struct cell_texture *ct = cell_texture(pt); struct pipe_surface *ps; ps = ws->surface_alloc(ws); if (ps) { assert(ps->refcount); assert(ps->winsys); - winsys_buffer_reference(ws, &ps->buffer, spt->buffer); + winsys_buffer_reference(ws, &ps->buffer, ct->buffer); ps->format = pt->format; ps->block = pt->block; ps->width = pt->width[level]; ps->height = pt->height[level]; ps->nblocksx = pt->nblocksx[level]; ps->nblocksy = pt->nblocksy[level]; - ps->stride = spt->stride[level]; - ps->offset = spt->level_offset[level]; + ps->stride = ct->stride[level]; + ps->offset = ct->level_offset[level]; ps->usage = usage; /* XXX may need to override usage flags (see sp_texture.c) */ @@ -206,118 +294,12 @@ cell_get_tex_surface(struct pipe_screen *screen, } - -/** - * Copy tile data from linear layout to tiled layout. - * XXX this should be rolled into the future surface-creation code. - * XXX also need "untile" code... - */ -static void -tile_copy_data(uint w, uint h, uint tile_size, uint *dst, const uint *src) -{ - const uint tile_size2 = tile_size * tile_size; - const uint h_t = h / tile_size, w_t = w / tile_size; - - uint it, jt; /* tile counters */ - uint i, j; /* intra-tile counters */ - - /* loop over dest tiles */ - for (it = 0; it < h_t; it++) { - for (jt = 0; jt < w_t; jt++) { - /* start of dest tile: */ - uint *tdst = dst + (it * w_t + jt) * tile_size2; - /* loop over texels in the tile */ - for (i = 0; i < tile_size; i++) { - for (j = 0; j < tile_size; j++) { - const uint srci = it * tile_size + i; - const uint srcj = jt * tile_size + j; - *tdst++ = src[srci * w + srcj]; - } - } - } - } -} - - - -/** - * Convert linear texture image data to tiled format for SPU usage. - * XXX recast this in terms of pipe_surfaces (aka texture views). - */ -static void -cell_tile_texture(struct cell_context *cell, - struct cell_texture *texture) -{ - struct pipe_screen *screen = cell->pipe.screen; - uint face = 0, level = 0, zslice = 0; - struct pipe_surface *surf; - const uint w = texture->base.width[0], h = texture->base.height[0]; - const uint *src; - - /* temporary restrictions: */ - assert(w >= TILE_SIZE); - assert(h >= TILE_SIZE); - assert(w % TILE_SIZE == 0); - assert(h % TILE_SIZE == 0); - - surf = screen->get_tex_surface(screen, &texture->base, face, level, zslice, - PIPE_BUFFER_USAGE_CPU_WRITE); - ASSERT(surf); - - src = (const uint *) pipe_surface_map(surf, PIPE_BUFFER_USAGE_CPU_WRITE); - - if (texture->tiled_data) { - align_free(texture->tiled_data); - } - texture->tiled_data = align_malloc(w * h * 4, 16); - - tile_copy_data(w, h, TILE_SIZE, texture->tiled_data, src); - - pipe_surface_unmap(surf); - - pipe_surface_reference(&surf, NULL); -} - - -void -cell_update_texture_mapping(struct cell_context *cell) -{ -#if 0 - uint face = 0, level = 0, zslice = 0; -#endif - uint i; - - for (i = 0; i < CELL_MAX_SAMPLERS; i++) { - if (cell->texture[i]) - cell_tile_texture(cell, cell->texture[i]); - } - -#if 0 - if (cell->tex_surf && cell->tex_map) { - pipe_surface_unmap(cell->tex_surf); - cell->tex_map = NULL; - } - - /* XXX free old surface */ - - cell->tex_surf = cell_get_tex_surface(&cell->pipe, - &cell->texture[0]->base, - face, level, zslice); - - cell->tex_map = pipe_surface_map(cell->tex_surf); -#endif -} - - static void cell_tex_surface_release(struct pipe_screen *screen, struct pipe_surface **s) { - /* Effectively do the texture_update work here - if texture images - * needed post-processing to put them into hardware layout, this is - * where it would happen. For softpipe, nothing to do. - */ - assert ((*s)->texture); + /* XXX if done rendering to teximage, re-tile */ + pipe_texture_reference(&(*s)->texture, NULL); screen->winsys->surface_release(screen->winsys, s); @@ -325,9 +307,9 @@ cell_tex_surface_release(struct pipe_screen *screen, static void * -cell_surface_map( struct pipe_screen *screen, - struct pipe_surface *surface, - unsigned flags ) +cell_surface_map(struct pipe_screen *screen, + struct pipe_surface *surface, + unsigned flags) { ubyte *map; @@ -339,22 +321,8 @@ cell_surface_map( struct pipe_screen *screen, map = pipe_buffer_map( screen, surface->buffer, flags ); if (map == NULL) return NULL; - - /* May want to different things here depending on read/write nature - * of the map: - */ - if (surface->texture && - (flags & PIPE_BUFFER_USAGE_CPU_WRITE)) - { - /* Do something to notify sharing contexts of a texture change. - * In softpipe, that would mean flushing the texture cache. - */ -#if 0 - cell_screen(screen)->timestamp++; -#endif - } - - return map + surface->offset; + else + return (void *) (map + surface->offset); } @@ -362,17 +330,21 @@ static void cell_surface_unmap(struct pipe_screen *screen, struct pipe_surface *surface) { - pipe_buffer_unmap( screen, surface->buffer ); -} + struct cell_texture *ct = cell_texture(surface->texture); + assert(ct); -void -cell_init_texture_functions(struct cell_context *cell) -{ - /*cell->pipe.texture_update = cell_texture_update;*/ + if ((ct->base.tex_usage & PIPE_TEXTURE_USAGE_SAMPLER) && + (surface->usage & PIPE_BUFFER_USAGE_CPU_WRITE)) { + /* convert from linear to tiled layout */ + cell_twiddle_texture(screen, surface); + } + + pipe_buffer_unmap( screen, surface->buffer ); } + void cell_init_screen_texture_funcs(struct pipe_screen *screen) { diff --git a/src/gallium/drivers/cell/ppu/cell_texture.h b/src/gallium/drivers/cell/ppu/cell_texture.h index 6d37e95ebc..a0757091b0 100644 --- a/src/gallium/drivers/cell/ppu/cell_texture.h +++ b/src/gallium/drivers/cell/ppu/cell_texture.h @@ -40,15 +40,15 @@ struct cell_texture { struct pipe_texture base; - unsigned long level_offset[PIPE_MAX_TEXTURE_LEVELS]; - unsigned long stride[PIPE_MAX_TEXTURE_LEVELS]; + unsigned long level_offset[CELL_MAX_TEXTURE_LEVELS]; + unsigned long stride[CELL_MAX_TEXTURE_LEVELS]; /* The data is held here: */ struct pipe_buffer *buffer; unsigned long buffer_size; - void *tiled_data; /* XXX this may be temporary */ /*ALIGN16*/ + void *tiled_data[CELL_MAX_TEXTURE_LEVELS]; /* XXX this may be temporary */ /*ALIGN16*/ }; @@ -62,14 +62,6 @@ cell_texture(struct pipe_texture *pt) extern void -cell_update_texture_mapping(struct cell_context *cell); - - -extern void -cell_init_texture_functions(struct cell_context *cell); - - -extern void cell_init_screen_texture_funcs(struct pipe_screen *screen); diff --git a/src/gallium/drivers/cell/ppu/cell_vbuf.c b/src/gallium/drivers/cell/ppu/cell_vbuf.c index aa63435b93..578ddf62dc 100644 --- a/src/gallium/drivers/cell/ppu/cell_vbuf.c +++ b/src/gallium/drivers/cell/ppu/cell_vbuf.c @@ -214,6 +214,7 @@ cell_vbuf_draw(struct vbuf_render *vbr, render->opcode = CELL_CMD_RENDER; render->prim_type = cvbr->prim; + render->front_winding = cell->rasterizer->front_winding; render->num_indexes = nr_indices; render->min_index = min_index; diff --git a/src/gallium/drivers/cell/ppu/cell_vertex_fetch.c b/src/gallium/drivers/cell/ppu/cell_vertex_fetch.c index 566df7f59e..18969005b0 100644 --- a/src/gallium/drivers/cell/ppu/cell_vertex_fetch.c +++ b/src/gallium/drivers/cell/ppu/cell_vertex_fetch.c @@ -73,8 +73,8 @@ emit_matrix_transpose(struct spe_function *p, int col3; - spe_lqd(p, shuf_hi, shuf_ptr, 3); - spe_lqd(p, shuf_lo, shuf_ptr, 4); + spe_lqd(p, shuf_hi, shuf_ptr, 3*16); + spe_lqd(p, shuf_lo, shuf_ptr, 4*16); spe_shufb(p, t1, row0, row2, shuf_hi); spe_shufb(p, t2, row0, row2, shuf_lo); @@ -122,13 +122,13 @@ emit_matrix_transpose(struct spe_function *p, */ switch (count) { case 4: - spe_stqd(p, col3, dest_ptr, 3); + spe_stqd(p, col3, dest_ptr, 3 * 16); case 3: - spe_stqd(p, col2, dest_ptr, 2); + spe_stqd(p, col2, dest_ptr, 2 * 16); case 2: - spe_stqd(p, col1, dest_ptr, 1); + spe_stqd(p, col1, dest_ptr, 1 * 16); case 1: - spe_stqd(p, col0, dest_ptr, 0); + spe_stqd(p, col0, dest_ptr, 0 * 16); } @@ -166,17 +166,17 @@ emit_fetch(struct spe_function *p, float scale_signed = 0.0; float scale_unsigned = 0.0; - spe_lqd(p, v0, in_ptr, 0 + offset[0]); - spe_lqd(p, v1, in_ptr, 1 + offset[0]); - spe_lqd(p, v2, in_ptr, 2 + offset[0]); - spe_lqd(p, v3, in_ptr, 3 + offset[0]); + spe_lqd(p, v0, in_ptr, (0 + offset[0]) * 16); + spe_lqd(p, v1, in_ptr, (1 + offset[0]) * 16); + spe_lqd(p, v2, in_ptr, (2 + offset[0]) * 16); + spe_lqd(p, v3, in_ptr, (3 + offset[0]) * 16); offset[0] += 4; switch (bytes) { case 1: scale_signed = 1.0f / 127.0f; scale_unsigned = 1.0f / 255.0f; - spe_lqd(p, tmp, shuf_ptr, 1); + spe_lqd(p, tmp, shuf_ptr, 1 * 16); spe_shufb(p, v0, v0, v0, tmp); spe_shufb(p, v1, v1, v1, tmp); spe_shufb(p, v2, v2, v2, tmp); @@ -185,7 +185,7 @@ emit_fetch(struct spe_function *p, case 2: scale_signed = 1.0f / 32767.0f; scale_unsigned = 1.0f / 65535.0f; - spe_lqd(p, tmp, shuf_ptr, 2); + spe_lqd(p, tmp, shuf_ptr, 2 * 16); spe_shufb(p, v0, v0, v0, tmp); spe_shufb(p, v1, v1, v1, tmp); spe_shufb(p, v2, v2, v2, tmp); @@ -241,11 +241,11 @@ emit_fetch(struct spe_function *p, switch (count) { case 1: - spe_stqd(p, float_zero, out_ptr, 1); + spe_stqd(p, float_zero, out_ptr, 1 * 16); case 2: - spe_stqd(p, float_zero, out_ptr, 2); + spe_stqd(p, float_zero, out_ptr, 2 * 16); case 3: - spe_stqd(p, float_one, out_ptr, 3); + spe_stqd(p, float_one, out_ptr, 3 * 16); } if (float_zero != -1) { diff --git a/src/gallium/drivers/cell/spu/spu_colorpack.h b/src/gallium/drivers/cell/spu/spu_colorpack.h index fd8dc6ded3..d7ce005524 100644 --- a/src/gallium/drivers/cell/spu/spu_colorpack.h +++ b/src/gallium/drivers/cell/spu/spu_colorpack.h @@ -31,6 +31,7 @@ #define SPU_COLORPACK_H +#include <transpose_matrix4x4.h> #include <spu_intrinsics.h> @@ -84,10 +85,10 @@ spu_unpack_B8G8R8A8(uint color) vector unsigned int color_u4 = spu_splats(color); color_u4 = spu_shuffle(color_u4, color_u4, ((vector unsigned char) { - 10, 10, 10, 10, - 5, 5, 5, 5, + 2, 2, 2, 2, + 1, 1, 1, 1, 0, 0, 0, 0, - 15, 15, 15, 15}) ); + 3, 3, 3, 3}) ); return spu_convtf(color_u4, 32); } @@ -98,13 +99,47 @@ spu_unpack_A8R8G8B8(uint color) vector unsigned int color_u4 = spu_splats(color); color_u4 = spu_shuffle(color_u4, color_u4, ((vector unsigned char) { - 5, 5, 5, 5, - 10, 10, 10, 10, - 15, 15, 15, 15, + 1, 1, 1, 1, + 2, 2, 2, 2, + 3, 3, 3, 3, 0, 0, 0, 0}) ); - return spu_convtf(color_u4, 32); } +/** + * \param color_in - array of 32-bit packed ARGB colors + * \param color_out - returns float colors in RRRR, GGGG, BBBB, AAAA order + */ +static INLINE void +spu_unpack_A8R8G8B8_transpose4(const vector unsigned int color_in[4], + vector float color_out[4]) +{ + vector unsigned int c0; + + c0 = spu_shuffle(color_in[0], color_in[0], + ((vector unsigned char) { + 1, 1, 1, 1, 2, 2, 2, 2, 3, 3, 3, 3, 0, 0, 0, 0}) ); + color_out[0] = spu_convtf(c0, 32); + + c0 = spu_shuffle(color_in[1], color_in[1], + ((vector unsigned char) { + 1, 1, 1, 1, 2, 2, 2, 2, 3, 3, 3, 3, 0, 0, 0, 0}) ); + color_out[1] = spu_convtf(c0, 32); + + c0 = spu_shuffle(color_in[2], color_in[2], + ((vector unsigned char) { + 1, 1, 1, 1, 2, 2, 2, 2, 3, 3, 3, 3, 0, 0, 0, 0}) ); + color_out[2] = spu_convtf(c0, 32); + + c0 = spu_shuffle(color_in[3], color_in[3], + ((vector unsigned char) { + 1, 1, 1, 1, 2, 2, 2, 2, 3, 3, 3, 3, 0, 0, 0, 0}) ); + color_out[3] = spu_convtf(c0, 32); + + _transpose_matrix4x4(color_out, color_out); +} + + + #endif /* SPU_COLORPACK_H */ diff --git a/src/gallium/drivers/cell/spu/spu_command.c b/src/gallium/drivers/cell/spu/spu_command.c index ec9da5d887..c28677ebf8 100644 --- a/src/gallium/drivers/cell/spu/spu_command.c +++ b/src/gallium/drivers/cell/spu/spu_command.c @@ -59,6 +59,14 @@ static unsigned char attribute_fetch_code_buffer[136 * PIPE_MAX_ATTRIBS] +static INLINE int +align(int value, int alignment) +{ + return (value + alignment - 1) & ~(alignment - 1); +} + + + /** * Tell the PPU that this SPU has finished copying a buffer to * local store and that it may be reused by the PPU. @@ -231,6 +239,25 @@ cmd_state_fragment_program(const struct cell_command_fragment_program *fp) } +static uint +cmd_state_fs_constants(const uint64_t *buffer, uint pos) +{ + const uint num_const = buffer[pos + 1]; + const float *constants = (const float *) &buffer[pos + 2]; + uint i; + + DEBUG_PRINTF("CMD_STATE_FS_CONSTANTS (%u)\n", num_const); + + /* Expand each float to float[4] for SOA execution */ + for (i = 0; i < num_const; i++) { + spu.constants[i] = spu_splats(constants[i]); + } + + /* return new buffer pos (in 8-byte words) */ + return pos + 2 + num_const / 2; +} + + static void cmd_state_framebuffer(const struct cell_command_framebuffer *cmd) { @@ -276,16 +303,96 @@ cmd_state_framebuffer(const struct cell_command_framebuffer *cmd) } +/** + * Tex texture mask_s/t and scale_s/t fields depend on the texture size and + * sampler wrap modes. + */ +static void +update_tex_masks(struct spu_texture *texture, + const struct pipe_sampler_state *sampler, + uint unit) +{ + uint i; + + for (i = 0; i < CELL_MAX_TEXTURE_LEVELS; i++) { + int width = texture->level[i].width; + int height = texture->level[i].height; + + if (sampler->wrap_s == PIPE_TEX_WRAP_REPEAT) + texture->level[i].mask_s = spu_splats(width - 1); + else + texture->level[i].mask_s = spu_splats(~0); + + if (sampler->wrap_t == PIPE_TEX_WRAP_REPEAT) + texture->level[i].mask_t = spu_splats(height - 1); + else + texture->level[i].mask_t = spu_splats(~0); + + if (sampler->normalized_coords) { + texture->level[i].scale_s = spu_splats((float) width); + texture->level[i].scale_t = spu_splats((float) height); + } + else { + texture->level[i].scale_s = spu_splats(1.0f); + texture->level[i].scale_t = spu_splats(1.0f); + } + } + + /* XXX temporary hack */ + if (texture->target == PIPE_TEXTURE_CUBE) { + spu.sample_texture4[unit] = sample_texture4_cube; + } +} + + static void cmd_state_sampler(const struct cell_command_sampler *sampler) { - DEBUG_PRINTF("SAMPLER [%u]\n", sampler->unit); + uint unit = sampler->unit; + + DEBUG_PRINTF("SAMPLER [%u]\n", unit); + + spu.sampler[unit] = sampler->state; + + switch (spu.sampler[unit].min_img_filter) { + case PIPE_TEX_FILTER_LINEAR: + spu.min_sample_texture4[unit] = sample_texture4_bilinear; + break; + case PIPE_TEX_FILTER_ANISO: + /* fall-through, for now */ + case PIPE_TEX_FILTER_NEAREST: + spu.min_sample_texture4[unit] = sample_texture4_nearest; + break; + default: + ASSERT(0); + } + + switch (spu.sampler[sampler->unit].mag_img_filter) { + case PIPE_TEX_FILTER_LINEAR: + spu.mag_sample_texture4[unit] = sample_texture4_bilinear; + break; + case PIPE_TEX_FILTER_ANISO: + /* fall-through, for now */ + case PIPE_TEX_FILTER_NEAREST: + spu.mag_sample_texture4[unit] = sample_texture4_nearest; + break; + default: + ASSERT(0); + } + + switch (spu.sampler[sampler->unit].min_mip_filter) { + case PIPE_TEX_MIPFILTER_NEAREST: + case PIPE_TEX_MIPFILTER_LINEAR: + spu.sample_texture4[unit] = sample_texture4_lod; + break; + case PIPE_TEX_MIPFILTER_NONE: + spu.sample_texture4[unit] = spu.mag_sample_texture4[unit]; + break; + default: + ASSERT(0); + } - spu.sampler[sampler->unit] = sampler->state; - if (spu.sampler[sampler->unit].min_img_filter == PIPE_TEX_FILTER_LINEAR) - spu.sample_texture[sampler->unit] = sample_texture_bilinear; - else - spu.sample_texture[sampler->unit] = sample_texture_nearest; + update_tex_masks(&spu.texture[unit], &spu.sampler[unit], unit); } @@ -293,24 +400,44 @@ static void cmd_state_texture(const struct cell_command_texture *texture) { const uint unit = texture->unit; - const uint width = texture->width; - const uint height = texture->height; + uint i; + + //if (spu.init.id==0) Debug=1; + + DEBUG_PRINTF("TEXTURE [%u]\n", texture->unit); + + spu.texture[unit].max_level = 0; + spu.texture[unit].target = texture->target; - DEBUG_PRINTF("TEXTURE [%u] at %p size %u x %u\n", - texture->unit, texture->start, - texture->width, texture->height); + for (i = 0; i < CELL_MAX_TEXTURE_LEVELS; i++) { + uint width = texture->width[i]; + uint height = texture->height[i]; + uint depth = texture->depth[i]; - spu.texture[unit].start = texture->start; - spu.texture[unit].width = width; - spu.texture[unit].height = height; + DEBUG_PRINTF(" LEVEL %u: at %p size[0] %u x %u\n", i, + texture->start[i], texture->width[i], texture->height[i]); - spu.texture[unit].tiles_per_row = width / TILE_SIZE; + spu.texture[unit].level[i].start = texture->start[i]; + spu.texture[unit].level[i].width = width; + spu.texture[unit].level[i].height = height; + spu.texture[unit].level[i].depth = depth; - spu.texture[unit].tex_size = (vector float) { width, height, 0.0, 0.0}; - spu.texture[unit].tex_size_mask = (vector unsigned int) - { width - 1, height - 1, 0, 0 }; - spu.texture[unit].tex_size_x_mask = spu_splats(width - 1); - spu.texture[unit].tex_size_y_mask = spu_splats(height - 1); + spu.texture[unit].level[i].tiles_per_row = + (width + TILE_SIZE - 1) / TILE_SIZE; + + spu.texture[unit].level[i].bytes_per_image = + 4 * align(width, TILE_SIZE) * align(height, TILE_SIZE) * depth; + + spu.texture[unit].level[i].max_s = spu_splats((int) width - 1); + spu.texture[unit].level[i].max_t = spu_splats((int) height - 1); + + if (texture->start[i]) + spu.texture[unit].max_level = i; + } + + update_tex_masks(&spu.texture[unit], &spu.sampler[unit], unit); + + //Debug=0; } @@ -456,6 +583,9 @@ cmd_batch(uint opcode) pos += sizeof(*fp) / 8; } break; + case CELL_CMD_STATE_FS_CONSTANTS: + pos = cmd_state_fs_constants(buffer, pos); + break; case CELL_CMD_STATE_SAMPLER: { struct cell_command_sampler *sampler diff --git a/src/gallium/drivers/cell/spu/spu_funcs.c b/src/gallium/drivers/cell/spu/spu_funcs.c index b57ad3f3b8..5c3ee305d4 100644 --- a/src/gallium/drivers/cell/spu/spu_funcs.c +++ b/src/gallium/drivers/cell/spu/spu_funcs.c @@ -35,53 +35,96 @@ #include <string.h> #include <libmisc.h> -#include <cos8_v.h> -#include <sin8_v.h> +#include <math.h> +#include <cos14_v.h> +#include <sin14_v.h> +#include <transpose_matrix4x4.h> #include "cell/common.h" #include "spu_main.h" #include "spu_funcs.h" -#define M_PI 3.1415926 +/** For "return"-ing four vectors */ +struct vec_4x4 +{ + vector float v[4]; +}; static vector float spu_cos(vector float x) { -#if 0 - static const float scale = 1.0 / (2.0 * M_PI); - x = x * spu_splats(scale); /* normalize */ - return _cos8_v(x); -#else - /* just pass-through to avoid trashing caller's stack */ - return x; -#endif + return _cos14_v(x); } static vector float spu_sin(vector float x) { -#if 0 - static const float scale = 1.0 / (2.0 * M_PI); - x = x * spu_splats(scale); /* normalize */ - return _sin8_v(x); /* 8-bit accuracy enough?? */ -#else - /* just pass-through to avoid trashing caller's stack */ - return x; -#endif + return _sin14_v(x); +} + +static vector float +spu_pow(vector float x, vector float y) +{ + float z0 = powf(spu_extract(x,0), spu_extract(y,0)); + float z1 = powf(spu_extract(x,1), spu_extract(y,1)); + float z2 = powf(spu_extract(x,2), spu_extract(y,2)); + float z3 = powf(spu_extract(x,3), spu_extract(y,3)); + return (vector float) {z0, z1, z2, z3}; } +static vector float +spu_exp2(vector float x) +{ + float z0 = powf(2.0f, spu_extract(x,0)); + float z1 = powf(2.0f, spu_extract(x,1)); + float z2 = powf(2.0f, spu_extract(x,2)); + float z3 = powf(2.0f, spu_extract(x,3)); + return (vector float) {z0, z1, z2, z3}; +} +static vector float +spu_log2(vector float x) +{ + /* + * log_base_2(x) = log(x) / log(2) + * 1.442695 = 1/log(2). + */ + static const vector float k = {1.442695F, 1.442695F, 1.442695F, 1.442695F}; + float z0 = logf(spu_extract(x,0)); + float z1 = logf(spu_extract(x,1)); + float z2 = logf(spu_extract(x,2)); + float z3 = logf(spu_extract(x,3)); + vector float v = (vector float) {z0, z1, z2, z3}; + return spu_mul(v, k); +} + + +static struct vec_4x4 +spu_txp(vector float s, vector float t, vector float r, vector float q, + unsigned unit) +{ + struct vec_4x4 colors; + spu.sample_texture4[unit](s, t, r, q, unit, 0, 0, colors.v); + return colors; +} + + +/** + * Add named function to list of "exported" functions that will be + * made available to the PPU-hosted code generator. + */ static void -add_func(struct cell_spu_function_info *spu_functions, - const char *name, void *addr) +export_func(struct cell_spu_function_info *spu_functions, + const char *name, void *addr) { uint n = spu_functions->num; ASSERT(strlen(name) < 16); strcpy(spu_functions->names[n], name); spu_functions->addrs[n] = (uint) addr; spu_functions->num++; + ASSERT(spu_functions->num <= 16); } @@ -99,8 +142,12 @@ return_function_info(void) ASSERT(sizeof(funcs) == 256); /* must be multiple of 16 bytes */ funcs.num = 0; - add_func(&funcs, "spu_cos", &spu_cos); - add_func(&funcs, "spu_sin", &spu_sin); + export_func(&funcs, "spu_cos", &spu_cos); + export_func(&funcs, "spu_sin", &spu_sin); + export_func(&funcs, "spu_pow", &spu_pow); + export_func(&funcs, "spu_exp2", &spu_exp2); + export_func(&funcs, "spu_log2", &spu_log2); + export_func(&funcs, "spu_txp", &spu_txp); /* Send the function info back to the PPU / main memory */ mfc_put((void *) &funcs, /* src in local store */ diff --git a/src/gallium/drivers/cell/spu/spu_main.h b/src/gallium/drivers/cell/spu/spu_main.h index 29a305232e..eff43b870c 100644 --- a/src/gallium/drivers/cell/spu/spu_main.h +++ b/src/gallium/drivers/cell/spu/spu_main.h @@ -41,6 +41,9 @@ #define MAX_HEIGHT 1024 +#define CELL_MAX_CONSTANTS 32 /**< number of float[4] constants */ + + /** * A tile is basically a TILE_SIZE x TILE_SIZE block of 4-byte pixels. * The data may be addressed through several different types. @@ -61,8 +64,13 @@ typedef union { /** Function for sampling textures */ -typedef vector float (*spu_sample_texture_func)(uint unit, - vector float texcoord); +typedef void (*spu_sample_texture4_func)(vector float s, + vector float t, + vector float r, + vector float q, + uint unit, uint level, uint face, + vector float colors[4]); + /** Function for performing per-fragment ops */ typedef void (*spu_fragment_ops_func)(uint x, uint y, @@ -73,7 +81,8 @@ typedef void (*spu_fragment_ops_func)(uint x, uint y, vector float fragGreen, vector float fragBlue, vector float fragAlpha, - vector unsigned int mask); + vector unsigned int mask, + uint facing); /** Function for running fragment program */ typedef void (*spu_fragment_program_func)(vector float *inputs, @@ -98,15 +107,27 @@ struct spu_framebuffer } ALIGN16_ATTRIB; -struct spu_texture +/** per-texture level info */ +struct spu_texture_level { void *start; - ushort width, height; + ushort width, height, depth; ushort tiles_per_row; - vector float tex_size; - vector unsigned int tex_size_mask; /**< == int(size - 1) */ - vector unsigned int tex_size_x_mask; /**< == int(size - 1) */ - vector unsigned int tex_size_y_mask; /**< == int(size - 1) */ + uint bytes_per_image; + /** texcoord scale factors */ + vector float scale_s, scale_t, scale_r; + /** texcoord masks (if REPEAT then size-1, else ~0) */ + vector signed int mask_s, mask_t, mask_r; + /** texcoord clamp limits */ + vector signed int max_s, max_t, max_r; +} ALIGN16_ATTRIB; + + +struct spu_texture +{ + struct spu_texture_level level[CELL_MAX_TEXTURE_LEVELS]; + uint max_level; + uint target; /**< PIPE_TEXTURE_x */ } ALIGN16_ATTRIB; @@ -154,11 +175,12 @@ struct spu_global spu_fragment_program_func fragment_program; /** Current texture sampler function */ - spu_sample_texture_func sample_texture[CELL_MAX_SAMPLERS]; + spu_sample_texture4_func sample_texture4[CELL_MAX_SAMPLERS]; + spu_sample_texture4_func min_sample_texture4[CELL_MAX_SAMPLERS]; + spu_sample_texture4_func mag_sample_texture4[CELL_MAX_SAMPLERS]; - /** Fragment program constants (XXX preliminary/used) */ -#define MAX_CONSTANTS 32 - vector float constants[MAX_CONSTANTS]; + /** Fragment program constants */ + vector float constants[4 * CELL_MAX_CONSTANTS]; } ALIGN16_ATTRIB; diff --git a/src/gallium/drivers/cell/spu/spu_per_fragment_op.c b/src/gallium/drivers/cell/spu/spu_per_fragment_op.c index f107764fb2..d252fa6dc1 100644 --- a/src/gallium/drivers/cell/spu/spu_per_fragment_op.c +++ b/src/gallium/drivers/cell/spu/spu_per_fragment_op.c @@ -57,7 +57,8 @@ spu_fallback_fragment_ops(uint x, uint y, vector float fragG, vector float fragB, vector float fragA, - vector unsigned int mask) + vector unsigned int mask, + uint facing) { vector float frag_aos[4]; unsigned int fbc0, fbc1, fbc2, fbc3 ; /* framebuffer/tile colors */ @@ -433,23 +434,23 @@ spu_fallback_fragment_ops(uint x, uint y, /* Form bitmask depending on color buffer format and colormask bits */ switch (spu.fb.color_format) { case PIPE_FORMAT_A8R8G8B8_UNORM: - if (spu.blend.colormask & (1<<0)) + if (spu.blend.colormask & PIPE_MASK_R) cmask |= 0x00ff0000; /* red */ - if (spu.blend.colormask & (1<<1)) + if (spu.blend.colormask & PIPE_MASK_G) cmask |= 0x0000ff00; /* green */ - if (spu.blend.colormask & (1<<2)) + if (spu.blend.colormask & PIPE_MASK_B) cmask |= 0x000000ff; /* blue */ - if (spu.blend.colormask & (1<<3)) + if (spu.blend.colormask & PIPE_MASK_A) cmask |= 0xff000000; /* alpha */ break; case PIPE_FORMAT_B8G8R8A8_UNORM: - if (spu.blend.colormask & (1<<0)) + if (spu.blend.colormask & PIPE_MASK_R) cmask |= 0x0000ff00; /* red */ - if (spu.blend.colormask & (1<<1)) + if (spu.blend.colormask & PIPE_MASK_G) cmask |= 0x00ff0000; /* green */ - if (spu.blend.colormask & (1<<2)) + if (spu.blend.colormask & PIPE_MASK_B) cmask |= 0xff000000; /* blue */ - if (spu.blend.colormask & (1<<3)) + if (spu.blend.colormask & PIPE_MASK_A) cmask |= 0x000000ff; /* alpha */ break; default: diff --git a/src/gallium/drivers/cell/spu/spu_per_fragment_op.h b/src/gallium/drivers/cell/spu/spu_per_fragment_op.h index f817abf046..a61689c83a 100644 --- a/src/gallium/drivers/cell/spu/spu_per_fragment_op.h +++ b/src/gallium/drivers/cell/spu/spu_per_fragment_op.h @@ -38,7 +38,8 @@ spu_fallback_fragment_ops(uint x, uint y, vector float fragGreen, vector float fragBlue, vector float fragAlpha, - vector unsigned int mask); + vector unsigned int mask, + uint facing); #endif /* SPU_PER_FRAGMENT_OP */ diff --git a/src/gallium/drivers/cell/spu/spu_render.c b/src/gallium/drivers/cell/spu/spu_render.c index 305dc98881..82dbeb26b7 100644 --- a/src/gallium/drivers/cell/spu/spu_render.c +++ b/src/gallium/drivers/cell/spu/spu_render.c @@ -279,7 +279,7 @@ cmd_render(const struct cell_command_render *render, uint *pos_incr) v1 = (const float *) (vertices + indexes[j+1] * vertex_size); v2 = (const float *) (vertices + indexes[j+2] * vertex_size); - drawn += tri_draw(v0, v1, v2, tx, ty); + drawn += tri_draw(v0, v1, v2, tx, ty, render->front_winding); } //printf("SPU %u: drew %u of %u\n", spu.init.id, drawn, render->num_indexes/3); @@ -297,5 +297,3 @@ cmd_render(const struct cell_command_render *render, uint *pos_incr) printf("SPU %u: RENDER done\n", spu.init.id); } - - diff --git a/src/gallium/drivers/cell/spu/spu_texture.c b/src/gallium/drivers/cell/spu/spu_texture.c index 117b8a36f8..42eb06a362 100644 --- a/src/gallium/drivers/cell/spu/spu_texture.c +++ b/src/gallium/drivers/cell/spu/spu_texture.c @@ -26,6 +26,8 @@ **************************************************************************/ +#include <math.h> + #include "pipe/p_compiler.h" #include "spu_main.h" #include "spu_texture.h" @@ -40,37 +42,19 @@ void invalidate_tex_cache(void) { - uint unit = 0; - uint bytes = 4 * spu.texture[unit].width - * spu.texture[unit].height; - - spu_dcache_mark_dirty((unsigned) spu.texture[unit].start, bytes); -} + uint lvl; + for (lvl = 0; lvl < CELL_MAX_TEXTURE_LEVELS; lvl++) { + uint unit = 0; + uint bytes = 4 * spu.texture[unit].level[lvl].width + * spu.texture[unit].level[lvl].height; + if (spu.texture[unit].target == PIPE_TEXTURE_CUBE) + bytes *= 6; + else if (spu.texture[unit].target == PIPE_TEXTURE_3D) + bytes *= spu.texture[unit].level[lvl].depth; -/** - * XXX look into getting texels for all four pixels in a quad at once. - */ -static uint -get_texel(uint unit, vec_uint4 coordinate) -{ - /* - * XXX we could do the "/ TILE_SIZE" and "% TILE_SIZE" operations as - * SIMD since X and Y are already in a SIMD register. - */ - const unsigned texture_ea = (uintptr_t) spu.texture[unit].start; - ushort x = spu_extract(coordinate, 0); - ushort y = spu_extract(coordinate, 1); - unsigned tile_offset = sizeof(tile_t) - * ((y / TILE_SIZE * spu.texture[unit].tiles_per_row) + (x / TILE_SIZE)); - ushort texel_offset = (ushort) 4 - * (ushort) (((ushort) (y % TILE_SIZE) * (ushort) TILE_SIZE) + (x % TILE_SIZE)); - vec_uint4 tmp; - - spu_dcache_fetch_unaligned((qword *) & tmp, - texture_ea + tile_offset + texel_offset, - 4); - return spu_extract(tmp, 0); + spu_dcache_mark_dirty((unsigned) spu.texture[unit].level[lvl].start, bytes); + } } @@ -88,15 +72,17 @@ get_texel(uint unit, vec_uint4 coordinate) * a time. */ static void -get_four_texels(uint unit, vec_uint4 x, vec_uint4 y, vec_uint4 *texels) +get_four_texels(uint unit, uint level, uint face, vec_int4 x, vec_int4 y, + vec_uint4 *texels) { - const unsigned texture_ea = (uintptr_t) spu.texture[unit].start; - vec_uint4 tile_x = spu_rlmask(x, -5); - vec_uint4 tile_y = spu_rlmask(y, -5); - const qword offset_x = si_andi((qword) x, 0x1f); - const qword offset_y = si_andi((qword) y, 0x1f); + const struct spu_texture_level *tlevel = &spu.texture[unit].level[level]; + unsigned texture_ea = (uintptr_t) tlevel->start; + const vec_int4 tile_x = spu_rlmask(x, -5); /* tile_x = x / 32 */ + const vec_int4 tile_y = spu_rlmask(y, -5); /* tile_y = y / 32 */ + const qword offset_x = si_andi((qword) x, 0x1f); /* offset_x = x & 0x1f */ + const qword offset_y = si_andi((qword) y, 0x1f); /* offset_y = y & 0x1f */ - const qword tiles_per_row = (qword) spu_splats(spu.texture[unit].tiles_per_row); + const qword tiles_per_row = (qword) spu_splats(tlevel->tiles_per_row); const qword tile_size = (qword) spu_splats((unsigned) sizeof(tile_t)); qword tile_offset = si_mpya((qword) tile_y, tiles_per_row, (qword) tile_x); @@ -107,6 +93,8 @@ get_four_texels(uint unit, vec_uint4 x, vec_uint4 y, vec_uint4 *texels) vec_uint4 offset = (vec_uint4) si_a(tile_offset, texel_offset); + texture_ea = texture_ea + face * tlevel->bytes_per_image; + spu_dcache_fetch_unaligned((qword *) & texels[0], texture_ea + spu_extract(offset, 0), 4); spu_dcache_fetch_unaligned((qword *) & texels[1], @@ -118,83 +106,496 @@ get_four_texels(uint unit, vec_uint4 x, vec_uint4 y, vec_uint4 *texels) } +/** clamp vec to [0, max] */ +static INLINE vector signed int +spu_clamp(vector signed int vec, vector signed int max) +{ + static const vector signed int zero = {0,0,0,0}; + vector unsigned int c; + c = spu_cmpgt(vec, zero); /* c = vec > zero ? ~0 : 0 */ + vec = spu_sel(zero, vec, c); + c = spu_cmpgt(vec, max); /* c = vec > max ? ~0 : 0 */ + vec = spu_sel(vec, max, c); + return vec; +} + + + /** - * Get texture sample at texcoord. + * Do nearest texture sampling for four pixels. + * \param colors returned colors in SOA format (rrrr, gggg, bbbb, aaaa). */ -vector float -sample_texture_nearest(uint unit, vector float texcoord) +void +sample_texture4_nearest(vector float s, vector float t, + vector float r, vector float q, + uint unit, uint level, uint face, + vector float colors[4]) { - vector float tc = spu_mul(texcoord, spu.texture[unit].tex_size); - vector unsigned int itc = spu_convtu(tc, 0); /* convert to int */ - itc = spu_and(itc, spu.texture[unit].tex_size_mask); /* mask (GL_REPEAT) */ - uint texel = get_texel(unit, itc); - return spu_unpack_A8R8G8B8(texel); + const struct spu_texture_level *tlevel = &spu.texture[unit].level[level]; + vector float ss = spu_mul(s, tlevel->scale_s); + vector float tt = spu_mul(t, tlevel->scale_t); + vector signed int is = spu_convts(ss, 0); + vector signed int it = spu_convts(tt, 0); + vec_uint4 texels[4]; + + /* PIPE_TEX_WRAP_REPEAT */ + is = spu_and(is, tlevel->mask_s); + it = spu_and(it, tlevel->mask_t); + + /* PIPE_TEX_WRAP_CLAMP */ + is = spu_clamp(is, tlevel->max_s); + it = spu_clamp(it, tlevel->max_t); + + get_four_texels(unit, level, face, is, it, texels); + + /* convert four packed ARGBA pixels to float RRRR,GGGG,BBBB,AAAA */ + spu_unpack_A8R8G8B8_transpose4(texels, colors); } -vector float -sample_texture_bilinear(uint unit, vector float texcoord) +/** + * Do bilinear texture sampling for four pixels. + * \param colors returned colors in SOA format (rrrr, gggg, bbbb, aaaa). + */ +void +sample_texture4_bilinear(vector float s, vector float t, + vector float r, vector float q, + uint unit, uint level, uint face, + vector float colors[4]) { - static const vec_uint4 offset_x = {0, 0, 1, 1}; - static const vec_uint4 offset_y = {0, 1, 0, 1}; + const struct spu_texture_level *tlevel = &spu.texture[unit].level[level]; + static const vector float half = {-0.5f, -0.5f, -0.5f, -0.5f}; - vector float tc = spu_mul(texcoord, spu.texture[unit].tex_size); - tc = spu_add(tc, spu_splats(-0.5f)); /* half texel bias */ + vector float ss = spu_madd(s, tlevel->scale_s, half); + vector float tt = spu_madd(t, tlevel->scale_t, half); - /* integer texcoords S,T: */ - vec_uint4 itc = spu_convtu(tc, 0); /* convert to int */ + vector signed int is0 = spu_convts(ss, 0); + vector signed int it0 = spu_convts(tt, 0); - vec_uint4 texels[4]; - - /* setup texcoords for quad: - * +-----+-----+ - * |x0,y0|x1,y1| - * +-----+-----+ - * |x2,y2|x3,y3| - * +-----+-----+ - */ - vec_uint4 x = spu_splats(spu_extract(itc, 0)); - vec_uint4 y = spu_splats(spu_extract(itc, 1)); - x = spu_add(x, offset_x); - y = spu_add(y, offset_y); + /* is + 1, it + 1 */ + vector signed int is1 = spu_add(is0, 1); + vector signed int it1 = spu_add(it0, 1); + + /* PIPE_TEX_WRAP_REPEAT */ + is0 = spu_and(is0, tlevel->mask_s); + it0 = spu_and(it0, tlevel->mask_t); + is1 = spu_and(is1, tlevel->mask_s); + it1 = spu_and(it1, tlevel->mask_t); - /* GL_REPEAT wrap mode: */ - x = spu_and(x, spu.texture[unit].tex_size_x_mask); - y = spu_and(y, spu.texture[unit].tex_size_y_mask); + /* PIPE_TEX_WRAP_CLAMP */ + is0 = spu_clamp(is0, tlevel->max_s); + it0 = spu_clamp(it0, tlevel->max_t); + is1 = spu_clamp(is1, tlevel->max_s); + it1 = spu_clamp(it1, tlevel->max_t); - get_four_texels(unit, x, y, texels); + /* get packed int texels */ + vector unsigned int texels[16]; + get_four_texels(unit, level, face, is0, it0, texels + 0); /* upper-left */ + get_four_texels(unit, level, face, is1, it0, texels + 4); /* upper-right */ + get_four_texels(unit, level, face, is0, it1, texels + 8); /* lower-left */ + get_four_texels(unit, level, face, is1, it1, texels + 12); /* lower-right */ - /* integer A8R8G8B8 to float texel conversion */ - vector float texel00 = spu_unpack_A8R8G8B8(spu_extract(texels[0], 0)); - vector float texel01 = spu_unpack_A8R8G8B8(spu_extract(texels[1], 0)); - vector float texel10 = spu_unpack_A8R8G8B8(spu_extract(texels[2], 0)); - vector float texel11 = spu_unpack_A8R8G8B8(spu_extract(texels[3], 0)); + /* XXX possibly rework following code to compute the weighted sample + * colors with integer arithmetic for fewer int->float conversions. + */ + /* convert packed int texels to float colors */ + vector float ftexels[16]; + spu_unpack_A8R8G8B8_transpose4(texels + 0, ftexels + 0); + spu_unpack_A8R8G8B8_transpose4(texels + 4, ftexels + 4); + spu_unpack_A8R8G8B8_transpose4(texels + 8, ftexels + 8); + spu_unpack_A8R8G8B8_transpose4(texels + 12, ftexels + 12); /* Compute weighting factors in [0,1] * Multiply texcoord by 1024, AND with 1023, convert back to float. */ - vector float tc1024 = spu_mul(tc, spu_splats(1024.0f)); - vector signed int itc1024 = spu_convts(tc1024, 0); - itc1024 = spu_and(itc1024, spu_splats((1 << 10) - 1)); - vector float weight = spu_convtf(itc1024, 10); - - /* smeared frac and 1-frac */ - vector float sfrac = spu_splats(spu_extract(weight, 0)); - vector float tfrac = spu_splats(spu_extract(weight, 1)); - vector float sfrac1 = spu_sub(spu_splats(1.0f), sfrac); - vector float tfrac1 = spu_sub(spu_splats(1.0f), tfrac); - - /* multiply the samples (colors) by the S/T weights */ - texel00 = spu_mul(spu_mul(texel00, sfrac1), tfrac1); - texel10 = spu_mul(spu_mul(texel10, sfrac ), tfrac1); - texel01 = spu_mul(spu_mul(texel01, sfrac1), tfrac ); - texel11 = spu_mul(spu_mul(texel11, sfrac ), tfrac ); - - /* compute sum of weighted samples */ - vector float texel_sum = spu_add(texel00, texel01); - texel_sum = spu_add(texel_sum, texel10); - texel_sum = spu_add(texel_sum, texel11); - - return texel_sum; + vector float ss1024 = spu_mul(ss, spu_splats(1024.0f)); + vector signed int iss1024 = spu_convts(ss1024, 0); + iss1024 = spu_and(iss1024, 1023); + vector float sWeights0 = spu_convtf(iss1024, 10); + + vector float tt1024 = spu_mul(tt, spu_splats(1024.0f)); + vector signed int itt1024 = spu_convts(tt1024, 0); + itt1024 = spu_and(itt1024, 1023); + vector float tWeights0 = spu_convtf(itt1024, 10); + + /* 1 - sWeight and 1 - tWeight */ + vector float sWeights1 = spu_sub(spu_splats(1.0f), sWeights0); + vector float tWeights1 = spu_sub(spu_splats(1.0f), tWeights0); + + /* reds, for four pixels */ + ftexels[ 0] = spu_mul(ftexels[ 0], spu_mul(sWeights1, tWeights1)); /*ul*/ + ftexels[ 4] = spu_mul(ftexels[ 4], spu_mul(sWeights0, tWeights1)); /*ur*/ + ftexels[ 8] = spu_mul(ftexels[ 8], spu_mul(sWeights1, tWeights0)); /*ll*/ + ftexels[12] = spu_mul(ftexels[12], spu_mul(sWeights0, tWeights0)); /*lr*/ + colors[0] = spu_add(spu_add(ftexels[0], ftexels[4]), + spu_add(ftexels[8], ftexels[12])); + + /* greens, for four pixels */ + ftexels[ 1] = spu_mul(ftexels[ 1], spu_mul(sWeights1, tWeights1)); /*ul*/ + ftexels[ 5] = spu_mul(ftexels[ 5], spu_mul(sWeights0, tWeights1)); /*ur*/ + ftexels[ 9] = spu_mul(ftexels[ 9], spu_mul(sWeights1, tWeights0)); /*ll*/ + ftexels[13] = spu_mul(ftexels[13], spu_mul(sWeights0, tWeights0)); /*lr*/ + colors[1] = spu_add(spu_add(ftexels[1], ftexels[5]), + spu_add(ftexels[9], ftexels[13])); + + /* blues, for four pixels */ + ftexels[ 2] = spu_mul(ftexels[ 2], spu_mul(sWeights1, tWeights1)); /*ul*/ + ftexels[ 6] = spu_mul(ftexels[ 6], spu_mul(sWeights0, tWeights1)); /*ur*/ + ftexels[10] = spu_mul(ftexels[10], spu_mul(sWeights1, tWeights0)); /*ll*/ + ftexels[14] = spu_mul(ftexels[14], spu_mul(sWeights0, tWeights0)); /*lr*/ + colors[2] = spu_add(spu_add(ftexels[2], ftexels[6]), + spu_add(ftexels[10], ftexels[14])); + + /* alphas, for four pixels */ + ftexels[ 3] = spu_mul(ftexels[ 3], spu_mul(sWeights1, tWeights1)); /*ul*/ + ftexels[ 7] = spu_mul(ftexels[ 7], spu_mul(sWeights0, tWeights1)); /*ur*/ + ftexels[11] = spu_mul(ftexels[11], spu_mul(sWeights1, tWeights0)); /*ll*/ + ftexels[15] = spu_mul(ftexels[15], spu_mul(sWeights0, tWeights0)); /*lr*/ + colors[3] = spu_add(spu_add(ftexels[3], ftexels[7]), + spu_add(ftexels[11], ftexels[15])); +} + + + +/** + * Adapted from /opt/cell/sdk/usr/spu/include/transpose_matrix4x4.h + */ +static INLINE void +transpose(vector unsigned int *mOut0, + vector unsigned int *mOut1, + vector unsigned int *mOut2, + vector unsigned int *mOut3, + vector unsigned int *mIn) +{ + vector unsigned int abcd, efgh, ijkl, mnop; /* input vectors */ + vector unsigned int aeim, bfjn, cgko, dhlp; /* output vectors */ + vector unsigned int aibj, ckdl, emfn, gohp; /* intermediate vectors */ + + vector unsigned char shufflehi = ((vector unsigned char) { + 0x00, 0x01, 0x02, 0x03, + 0x10, 0x11, 0x12, 0x13, + 0x04, 0x05, 0x06, 0x07, + 0x14, 0x15, 0x16, 0x17}); + vector unsigned char shufflelo = ((vector unsigned char) { + 0x08, 0x09, 0x0A, 0x0B, + 0x18, 0x19, 0x1A, 0x1B, + 0x0C, 0x0D, 0x0E, 0x0F, + 0x1C, 0x1D, 0x1E, 0x1F}); + abcd = *(mIn+0); + efgh = *(mIn+1); + ijkl = *(mIn+2); + mnop = *(mIn+3); + + aibj = spu_shuffle(abcd, ijkl, shufflehi); + ckdl = spu_shuffle(abcd, ijkl, shufflelo); + emfn = spu_shuffle(efgh, mnop, shufflehi); + gohp = spu_shuffle(efgh, mnop, shufflelo); + + aeim = spu_shuffle(aibj, emfn, shufflehi); + bfjn = spu_shuffle(aibj, emfn, shufflelo); + cgko = spu_shuffle(ckdl, gohp, shufflehi); + dhlp = spu_shuffle(ckdl, gohp, shufflelo); + + *mOut0 = aeim; + *mOut1 = bfjn; + *mOut2 = cgko; + *mOut3 = dhlp; +} + + +/** + * Bilinear filtering, using int intead of float arithmetic + */ +void +sample_texture4_bilinear_2(vector float s, vector float t, + vector float r, vector float q, + uint unit, uint level, uint face, + vector float colors[4]) +{ + const struct spu_texture_level *tlevel = &spu.texture[unit].level[level]; + static const vector float half = {-0.5f, -0.5f, -0.5f, -0.5f}; + + /* Scale texcoords by size of texture, and add half pixel bias */ + vector float ss = spu_madd(s, tlevel->scale_s, half); + vector float tt = spu_madd(t, tlevel->scale_t, half); + + /* convert float coords to fixed-pt coords with 8 fraction bits */ + vector signed int is = spu_convts(ss, 8); + vector signed int it = spu_convts(tt, 8); + + /* compute integer texel weights in [0, 255] */ + vector signed int sWeights0 = spu_and(is, 255); + vector signed int tWeights0 = spu_and(it, 255); + vector signed int sWeights1 = spu_sub(255, sWeights0); + vector signed int tWeights1 = spu_sub(255, tWeights0); + + /* texel coords: is0 = is / 256, it0 = is / 256 */ + vector signed int is0 = spu_rlmask(is, -8); + vector signed int it0 = spu_rlmask(it, -8); + + /* texel coords: i1 = is0 + 1, it1 = it0 + 1 */ + vector signed int is1 = spu_add(is0, 1); + vector signed int it1 = spu_add(it0, 1); + + /* PIPE_TEX_WRAP_REPEAT */ + is0 = spu_and(is0, tlevel->mask_s); + it0 = spu_and(it0, tlevel->mask_t); + is1 = spu_and(is1, tlevel->mask_s); + it1 = spu_and(it1, tlevel->mask_t); + + /* PIPE_TEX_WRAP_CLAMP */ + is0 = spu_clamp(is0, tlevel->max_s); + it0 = spu_clamp(it0, tlevel->max_t); + is1 = spu_clamp(is1, tlevel->max_s); + it1 = spu_clamp(it1, tlevel->max_t); + + /* get packed int texels */ + vector unsigned int texels[16]; + get_four_texels(unit, level, face, is0, it0, texels + 0); /* upper-left */ + get_four_texels(unit, level, face, is1, it0, texels + 4); /* upper-right */ + get_four_texels(unit, level, face, is0, it1, texels + 8); /* lower-left */ + get_four_texels(unit, level, face, is1, it1, texels + 12); /* lower-right */ + + /* twiddle packed 32-bit BGRA pixels into RGBA as four unsigned ints */ + { + static const unsigned char ZERO = 0x80; + int i; + for (i = 0; i < 16; i++) { + texels[i] = spu_shuffle(texels[i], texels[i], + ((vector unsigned char) { + ZERO, ZERO, ZERO, 1, + ZERO, ZERO, ZERO, 2, + ZERO, ZERO, ZERO, 3, + ZERO, ZERO, ZERO, 0})); + } + } + + /* convert RGBA,RGBA,RGBA,RGBA to RRRR,GGGG,BBBB,AAAA */ + vector unsigned int texel0, texel1, texel2, texel3, texel4, texel5, texel6, texel7, + texel8, texel9, texel10, texel11, texel12, texel13, texel14, texel15; + transpose(&texel0, &texel1, &texel2, &texel3, texels + 0); + transpose(&texel4, &texel5, &texel6, &texel7, texels + 4); + transpose(&texel8, &texel9, &texel10, &texel11, texels + 8); + transpose(&texel12, &texel13, &texel14, &texel15, texels + 12); + + /* computed weighted colors */ + vector unsigned int c0, c1, c2, c3, cSum; + + /* red */ + c0 = (vector unsigned int) si_mpyu((qword) texel0, si_mpyu((qword) sWeights1, (qword) tWeights1)); /*ul*/ + c1 = (vector unsigned int) si_mpyu((qword) texel4, si_mpyu((qword) sWeights0, (qword) tWeights1)); /*ur*/ + c2 = (vector unsigned int) si_mpyu((qword) texel8, si_mpyu((qword) sWeights1, (qword) tWeights0)); /*ll*/ + c3 = (vector unsigned int) si_mpyu((qword) texel12, si_mpyu((qword) sWeights0, (qword) tWeights0)); /*lr*/ + cSum = spu_add(spu_add(c0, c1), spu_add(c2, c3)); + colors[0] = spu_convtf(cSum, 24); + + /* green */ + c0 = (vector unsigned int) si_mpyu((qword) texel1, si_mpyu((qword) sWeights1, (qword) tWeights1)); /*ul*/ + c1 = (vector unsigned int) si_mpyu((qword) texel5, si_mpyu((qword) sWeights0, (qword) tWeights1)); /*ur*/ + c2 = (vector unsigned int) si_mpyu((qword) texel9, si_mpyu((qword) sWeights1, (qword) tWeights0)); /*ll*/ + c3 = (vector unsigned int) si_mpyu((qword) texel13, si_mpyu((qword) sWeights0, (qword) tWeights0)); /*lr*/ + cSum = spu_add(spu_add(c0, c1), spu_add(c2, c3)); + colors[1] = spu_convtf(cSum, 24); + + /* blue */ + c0 = (vector unsigned int) si_mpyu((qword) texel2, si_mpyu((qword) sWeights1, (qword) tWeights1)); /*ul*/ + c1 = (vector unsigned int) si_mpyu((qword) texel6, si_mpyu((qword) sWeights0, (qword) tWeights1)); /*ur*/ + c2 = (vector unsigned int) si_mpyu((qword) texel10, si_mpyu((qword) sWeights1, (qword) tWeights0)); /*ll*/ + c3 = (vector unsigned int) si_mpyu((qword) texel14, si_mpyu((qword) sWeights0, (qword) tWeights0)); /*lr*/ + cSum = spu_add(spu_add(c0, c1), spu_add(c2, c3)); + colors[2] = spu_convtf(cSum, 24); + + /* alpha */ + c0 = (vector unsigned int) si_mpyu((qword) texel3, si_mpyu((qword) sWeights1, (qword) tWeights1)); /*ul*/ + c1 = (vector unsigned int) si_mpyu((qword) texel7, si_mpyu((qword) sWeights0, (qword) tWeights1)); /*ur*/ + c2 = (vector unsigned int) si_mpyu((qword) texel11, si_mpyu((qword) sWeights1, (qword) tWeights0)); /*ll*/ + c3 = (vector unsigned int) si_mpyu((qword) texel15, si_mpyu((qword) sWeights0, (qword) tWeights0)); /*lr*/ + cSum = spu_add(spu_add(c0, c1), spu_add(c2, c3)); + colors[3] = spu_convtf(cSum, 24); +} + + + +/** + * Compute level of detail factor from texcoords. + */ +static float +compute_lambda(uint unit, vector float s, vector float t) +{ + uint baseLevel = 0; + float width = spu.texture[unit].level[baseLevel].width; + float height = spu.texture[unit].level[baseLevel].width; + float dsdx = width * (spu_extract(s, 1) - spu_extract(s, 0)); + float dsdy = width * (spu_extract(s, 2) - spu_extract(s, 0)); + float dtdx = height * (spu_extract(t, 1) - spu_extract(t, 0)); + float dtdy = height * (spu_extract(t, 2) - spu_extract(t, 0)); + float x = dsdx * dsdx + dtdx * dtdx; + float y = dsdy * dsdy + dtdy * dtdy; + float rho = x > y ? x : y; + rho = sqrtf(rho); + float lambda = logf(rho) * 1.442695f; + return lambda; +} + + + +/** + * Texture sampling with level of detail selection. + */ +void +sample_texture4_lod(vector float s, vector float t, + vector float r, vector float q, + uint unit, uint level_ignored, uint face, + vector float colors[4]) +{ + /* + * Note that we're computing a lambda/lod here that's used for all + * four pixels in the quad. + */ + float lambda = compute_lambda(unit, s, t); + + /* apply lod bias */ + lambda += spu.sampler[unit].lod_bias; + + /* clamp */ + if (lambda < spu.sampler[unit].min_lod) + lambda = spu.sampler[unit].min_lod; + else if (lambda > spu.sampler[unit].max_lod) + lambda = spu.sampler[unit].max_lod; + + if (lambda <= 0.0f) { + /* magnify */ + spu.mag_sample_texture4[unit](s, t, r, q, unit, 0, 0, colors); + } + else { + /* minify */ + int level = (int) (lambda + 0.5f); + if (level > (int) spu.texture[unit].max_level) + level = spu.texture[unit].max_level; + spu.min_sample_texture4[unit](s, t, r, q, unit, level, 0, colors); + /* XXX to do: mipmap level interpolation */ + } +} + + +/** XXX need a SIMD version of this */ +static unsigned +choose_cube_face(float rx, float ry, float rz, float *newS, float *newT) +{ + /* + major axis + direction target sc tc ma + ---------- ------------------------------- --- --- --- + +rx TEXTURE_CUBE_MAP_POSITIVE_X_EXT -rz -ry rx + -rx TEXTURE_CUBE_MAP_NEGATIVE_X_EXT +rz -ry rx + +ry TEXTURE_CUBE_MAP_POSITIVE_Y_EXT +rx +rz ry + -ry TEXTURE_CUBE_MAP_NEGATIVE_Y_EXT +rx -rz ry + +rz TEXTURE_CUBE_MAP_POSITIVE_Z_EXT +rx -ry rz + -rz TEXTURE_CUBE_MAP_NEGATIVE_Z_EXT -rx -ry rz + */ + const float arx = fabsf(rx); + const float ary = fabsf(ry); + const float arz = fabsf(rz); + unsigned face; + float sc, tc, ma; + + if (arx > ary && arx > arz) { + if (rx >= 0.0F) { + face = PIPE_TEX_FACE_POS_X; + sc = -rz; + tc = -ry; + ma = arx; + } + else { + face = PIPE_TEX_FACE_NEG_X; + sc = rz; + tc = -ry; + ma = arx; + } + } + else if (ary > arx && ary > arz) { + if (ry >= 0.0F) { + face = PIPE_TEX_FACE_POS_Y; + sc = rx; + tc = rz; + ma = ary; + } + else { + face = PIPE_TEX_FACE_NEG_Y; + sc = rx; + tc = -rz; + ma = ary; + } + } + else { + if (rz > 0.0F) { + face = PIPE_TEX_FACE_POS_Z; + sc = rx; + tc = -ry; + ma = arz; + } + else { + face = PIPE_TEX_FACE_NEG_Z; + sc = -rx; + tc = -ry; + ma = arz; + } + } + + *newS = (sc / ma + 1.0F) * 0.5F; + *newT = (tc / ma + 1.0F) * 0.5F; + + return face; +} + + + +void +sample_texture4_cube(vector float s, vector float t, + vector float r, vector float q, + uint unit, uint level, uint face_ignored, + vector float colors[4]) +{ + static const vector float zero = {0.0f, 0.0f, 0.0f, 0.0f}; + uint p, faces[4]; + float newS[4], newT[4]; + + /* Compute cube face referenced by the four sets of texcoords. + * XXX we should SIMD-ize this. + */ + for (p = 0; p < 4; p++) { + float rx = spu_extract(s, p); + float ry = spu_extract(t, p); + float rz = spu_extract(r, p); + faces[p] = choose_cube_face(rx, ry, rz, &newS[p], &newT[p]); + } + + if (faces[0] == faces[1] && + faces[0] == faces[2] && + faces[0] == faces[3]) { + /* GOOD! All four texcoords refer to the same cube face */ + s = (vector float) {newS[0], newS[1], newS[2], newS[3]}; + t = (vector float) {newT[0], newT[1], newT[2], newT[3]}; + sample_texture4_nearest(s, t, zero, zero, unit, level, faces[0], colors); + } + else { + /* BAD! The four texcoords refer to different faces */ + for (p = 0; p < 4; p++) { + vector float c[4]; + + sample_texture4_nearest(spu_splats(newS[p]), spu_splats(newT[p]), + zero, zero, unit, level, faces[p], c); + + float red = spu_extract(c[0], p); + float green = spu_extract(c[1], p); + float blue = spu_extract(c[2], p); + float alpha = spu_extract(c[3], p); + + colors[0] = spu_insert(red, colors[0], p); + colors[1] = spu_insert(green, colors[1], p); + colors[2] = spu_insert(blue, colors[2], p); + colors[3] = spu_insert(alpha, colors[3], p); + } + } } diff --git a/src/gallium/drivers/cell/spu/spu_texture.h b/src/gallium/drivers/cell/spu/spu_texture.h index f7c9738be8..387484c3ad 100644 --- a/src/gallium/drivers/cell/spu/spu_texture.h +++ b/src/gallium/drivers/cell/spu/spu_texture.h @@ -36,12 +36,38 @@ extern void invalidate_tex_cache(void); -extern vector float -sample_texture_nearest(uint unit, vector float texcoord); +extern void +sample_texture4_nearest(vector float s, vector float t, + vector float r, vector float q, + uint unit, uint level, uint face, + vector float colors[4]); + + +extern void +sample_texture4_bilinear(vector float s, vector float t, + vector float r, vector float q, + uint unit, uint level, uint face, + vector float colors[4]); + +extern void +sample_texture4_bilinear_2(vector float s, vector float t, + vector float r, vector float q, + uint unit, uint level, uint face, + vector float colors[4]); + +extern void +sample_texture4_lod(vector float s, vector float t, + vector float r, vector float q, + uint unit, uint level, uint face, + vector float colors[4]); -extern vector float -sample_texture_bilinear(uint unit, vector float texcoord); + +extern void +sample_texture4_cube(vector float s, vector float t, + vector float r, vector float q, + uint unit, uint level_ignored, uint face_ignored, + vector float colors[4]); #endif /* SPU_TEXTURE_H */ diff --git a/src/gallium/drivers/cell/spu/spu_tri.c b/src/gallium/drivers/cell/spu/spu_tri.c index 0a8fb56a62..03f094373d 100644 --- a/src/gallium/drivers/cell/spu/spu_tri.c +++ b/src/gallium/drivers/cell/spu/spu_tri.c @@ -116,21 +116,15 @@ struct setup_stage { struct edge etop; struct edge emaj; - float oneoverarea; + float oneOverArea; - uint tx, ty; + uint facing; + + uint tx, ty; /**< position of current tile (x, y) */ int cliprect_minx, cliprect_maxx, cliprect_miny, cliprect_maxy; -#if 0 - struct tgsi_interp_coef coef[PIPE_MAX_SHADER_INPUTS]; -#else struct interp_coef coef[PIPE_MAX_SHADER_INPUTS]; -#endif - -#if 0 - struct quad_header quad; -#endif struct { int left[2]; /**< [0] = row0, [1] = row1 */ @@ -142,101 +136,61 @@ struct setup_stage { }; - static struct setup_stage setup; - - -#if 0 -/** - * Basically a cast wrapper. - */ -static INLINE struct setup_stage *setup_stage( struct draw_stage *stage ) -{ - return (struct setup_stage *)stage; -} -#endif - -#if 0 -/** - * Clip setup.quad against the scissor/surface bounds. - */ -static INLINE void -quad_clip(struct setup_stage *setup) -{ - const struct pipe_scissor_state *cliprect = &setup.softpipe->cliprect; - const int minx = (int) cliprect->minx; - const int maxx = (int) cliprect->maxx; - const int miny = (int) cliprect->miny; - const int maxy = (int) cliprect->maxy; - - if (setup.quad.x0 >= maxx || - setup.quad.y0 >= maxy || - setup.quad.x0 + 1 < minx || - setup.quad.y0 + 1 < miny) { - /* totally clipped */ - setup.quad.mask = 0x0; - return; - } - if (setup.quad.x0 < minx) - setup.quad.mask &= (MASK_BOTTOM_RIGHT | MASK_TOP_RIGHT); - if (setup.quad.y0 < miny) - setup.quad.mask &= (MASK_BOTTOM_LEFT | MASK_BOTTOM_RIGHT); - if (setup.quad.x0 == maxx - 1) - setup.quad.mask &= (MASK_BOTTOM_LEFT | MASK_TOP_LEFT); - if (setup.quad.y0 == maxy - 1) - setup.quad.mask &= (MASK_TOP_LEFT | MASK_TOP_RIGHT); -} -#endif - -#if 0 -/** - * Emit a quad (pass to next stage) with clipping. - */ -static INLINE void -clip_emit_quad(struct setup_stage *setup) -{ - quad_clip(setup); - if (setup.quad.mask) { - struct softpipe_context *sp = setup.softpipe; - sp->quad.first->run(sp->quad.first, &setup.quad); - } -} -#endif - /** * Evaluate attribute coefficients (plane equations) to compute * attribute values for the four fragments in a quad. * Eg: four colors will be computed (in AoS format). */ static INLINE void -eval_coeff(uint slot, float x, float y, vector float result[4]) +eval_coeff(uint slot, float x, float y, vector float w, vector float result[4]) { - switch (spu.vertex_info.interp_mode[slot]) { + switch (spu.vertex_info.attrib[slot].interp_mode) { case INTERP_CONSTANT: result[QUAD_TOP_LEFT] = result[QUAD_TOP_RIGHT] = result[QUAD_BOTTOM_LEFT] = result[QUAD_BOTTOM_RIGHT] = setup.coef[slot].a0.v; break; - case INTERP_LINEAR: - /* fall-through, for now */ - default: { - register vector float dadx = setup.coef[slot].dadx.v; - register vector float dady = setup.coef[slot].dady.v; - register vector float topLeft - = spu_add(setup.coef[slot].a0.v, - spu_add(spu_mul(spu_splats(x), dadx), - spu_mul(spu_splats(y), dady))); + vector float dadx = setup.coef[slot].dadx.v; + vector float dady = setup.coef[slot].dady.v; + vector float topLeft = + spu_add(setup.coef[slot].a0.v, + spu_add(spu_mul(spu_splats(x), dadx), + spu_mul(spu_splats(y), dady))); result[QUAD_TOP_LEFT] = topLeft; result[QUAD_TOP_RIGHT] = spu_add(topLeft, dadx); result[QUAD_BOTTOM_LEFT] = spu_add(topLeft, dady); result[QUAD_BOTTOM_RIGHT] = spu_add(spu_add(topLeft, dadx), dady); } + break; + case INTERP_PERSPECTIVE: + { + vector float dadx = setup.coef[slot].dadx.v; + vector float dady = setup.coef[slot].dady.v; + vector float topLeft = + spu_add(setup.coef[slot].a0.v, + spu_add(spu_mul(spu_splats(x), dadx), + spu_mul(spu_splats(y), dady))); + + vector float wInv = spu_re(w); /* 1.0 / w */ + + result[QUAD_TOP_LEFT] = spu_mul(topLeft, wInv); + result[QUAD_TOP_RIGHT] = spu_mul(spu_add(topLeft, dadx), wInv); + result[QUAD_BOTTOM_LEFT] = spu_mul(spu_add(topLeft, dady), wInv); + result[QUAD_BOTTOM_RIGHT] = spu_mul(spu_add(spu_add(topLeft, dadx), dady), wInv); + } + break; + case INTERP_POS: + case INTERP_NONE: + break; + default: + ASSERT(0); } } @@ -246,14 +200,14 @@ eval_coeff(uint slot, float x, float y, vector float result[4]) * XXX this will all be re-written someday. */ static INLINE void -eval_coeff_soa(uint slot, float x, float y, vector float result[4]) +eval_coeff_soa(uint slot, float x, float y, vector float w, vector float result[4]) { - eval_coeff(slot, x, y, result); + eval_coeff(slot, x, y, w, result); _transpose_matrix4x4(result, result); } - +/** Evalute coefficients to get Z for four pixels in a quad */ static INLINE vector float eval_z(float x, float y) { @@ -267,6 +221,20 @@ eval_z(float x, float y) } +/** Evalute coefficients to get W for four pixels in a quad */ +static INLINE vector float +eval_w(float x, float y) +{ + const uint slot = 0; + const float dwdx = setup.coef[slot].dadx.f[3]; + const float dwdy = setup.coef[slot].dady.f[3]; + const float topLeft = setup.coef[slot].a0.f[3] + x * dwdx + y * dwdy; + const vector float topLeftv = spu_splats(topLeft); + const vector float derivs = (vector float) { 0.0, dwdx, dwdy, dwdx + dwdy }; + return spu_add(topLeftv, derivs); +} + + /** * Emit a quad (pass to next stage). No clipping is done. * Note: about 1/5 to 1/7 of the time, mask is zero and this function @@ -274,7 +242,7 @@ eval_z(float x, float y) * overall. */ static INLINE void -emit_quad( int x, int y, mask_t mask ) +emit_quad( int x, int y, mask_t mask) { /* If any bits in mask are set... */ if (spu_extract(spu_orx(mask), 0)) { @@ -284,84 +252,21 @@ emit_quad( int x, int y, mask_t mask ) spu.cur_ctile_status = TILE_STATUS_DIRTY; spu.cur_ztile_status = TILE_STATUS_DIRTY; - if (spu.texture[0].start) { - /* - * Temporary texture mapping path - * This will go away when fragment programs support TEX inst. - */ - const uint unit = 0; - vector float colors[4]; - vector float texcoords[4]; - eval_coeff(2, (float) x, (float) y, texcoords); - - if (spu_extract(mask, 0)) - colors[0] = spu.sample_texture[unit](unit, texcoords[0]); - if (spu_extract(mask, 1)) - colors[1] = spu.sample_texture[unit](unit, texcoords[1]); - if (spu_extract(mask, 2)) - colors[2] = spu.sample_texture[unit](unit, texcoords[2]); - if (spu_extract(mask, 3)) - colors[3] = spu.sample_texture[unit](unit, texcoords[3]); - - - if (spu.texture[1].start) { - /* multi-texture mapping */ - const uint unit = 1; - vector float colors1[4]; - - eval_coeff(2, (float) x, (float) y, texcoords); - - if (spu_extract(mask, 0)) - colors1[0] = spu.sample_texture[unit](unit, texcoords[0]); - if (spu_extract(mask, 1)) - colors1[1] = spu.sample_texture[unit](unit, texcoords[1]); - if (spu_extract(mask, 2)) - colors1[2] = spu.sample_texture[unit](unit, texcoords[2]); - if (spu_extract(mask, 3)) - colors1[3] = spu.sample_texture[unit](unit, texcoords[3]); - - /* hack: modulate first texture by second */ - colors[0] = spu_mul(colors[0], colors1[0]); - colors[1] = spu_mul(colors[1], colors1[1]); - colors[2] = spu_mul(colors[2], colors1[2]); - colors[3] = spu_mul(colors[3], colors1[3]); - } - - { - /* Convert fragment data from AoS to SoA format. - * I.e. (RGBA,RGBA,RGBA,RGBA) -> (RRRR,GGGG,BBBB,AAAA) - * This is temporary! - */ - vector float soa_frag[4]; - _transpose_matrix4x4(soa_frag, colors); - - vector float fragZ = eval_z((float) x, (float) y); - - /* Do all per-fragment/quad operations here, including: - * alpha test, z test, stencil test, blend and framebuffer writing. - */ - spu.fragment_ops(ix, iy, &spu.ctile, &spu.ztile, - fragZ, - soa_frag[0], soa_frag[1], - soa_frag[2], soa_frag[3], - mask); - } - - } - else { + { /* * Run fragment shader, execute per-fragment ops, update fb/tile. */ vector float inputs[4*4], outputs[2*4]; vector float fragZ = eval_z((float) x, (float) y); + vector float fragW = eval_w((float) x, (float) y); /* setup inputs */ #if 0 - eval_coeff_soa(1, (float) x, (float) y, inputs); + eval_coeff_soa(1, (float) x, (float) y, fragW, inputs); #else uint i; for (i = 0; i < spu.vertex_info.num_attribs; i++) { - eval_coeff_soa(i+1, (float) x, (float) y, inputs + i * 4); + eval_coeff_soa(i+1, (float) x, (float) y, fragW, inputs + i * 4); } #endif ASSERT(spu.fragment_program); @@ -379,7 +284,8 @@ emit_quad( int x, int y, mask_t mask ) outputs[0*4+1], outputs[0*4+2], outputs[0*4+3], - mask); + mask, + setup.facing); } } } @@ -389,7 +295,8 @@ emit_quad( int x, int y, mask_t mask ) * Given an X or Y coordinate, return the block/quad coordinate that it * belongs to. */ -static INLINE int block( int x ) +static INLINE int +block(int x) { return x & ~1; } @@ -400,7 +307,8 @@ static INLINE int block( int x ) * the triangle's bounds. * The mask is a uint4 vector and each element will be 0 or 0xffffffff. */ -static INLINE mask_t calculate_mask( int x ) +static INLINE mask_t +calculate_mask(int x) { /* This is a little tricky. * Use & instead of && to avoid branches. @@ -418,7 +326,8 @@ static INLINE mask_t calculate_mask( int x ) /** * Render a horizontal span of quads */ -static void flush_spans( void ) +static void +flush_spans(void) { int minleft, maxright; int x; @@ -446,7 +355,6 @@ static void flush_spans( void ) return; } - /* OK, we're very likely to need the tile data now. * clear or finish waiting if needed. */ @@ -482,9 +390,7 @@ static void flush_spans( void ) * calculate_mask() could be simplified a bit... */ for (x = block(minleft); x <= block(maxright); x += 2) { -#if 1 - emit_quad( x, setup.span.y, calculate_mask( x ) ); -#endif + emit_quad( x, setup.span.y, calculate_mask( x )); } setup.span.y = 0; @@ -493,8 +399,10 @@ static void flush_spans( void ) setup.span.right[1] = 0; } + #if DEBUG_VERTS -static void print_vertex(const struct vertex_header *v) +static void +print_vertex(const struct vertex_header *v) { int i; fprintf(stderr, "Vertex: (%p)\n", v); @@ -506,11 +414,11 @@ static void print_vertex(const struct vertex_header *v) #endif -static boolean setup_sort_vertices(const struct vertex_header *v0, - const struct vertex_header *v1, - const struct vertex_header *v2) +static boolean +setup_sort_vertices(const struct vertex_header *v0, + const struct vertex_header *v1, + const struct vertex_header *v2) { - #if DEBUG_VERTS fprintf(stderr, "Triangle:\n"); print_vertex(v0); @@ -599,13 +507,13 @@ static boolean setup_sort_vertices(const struct vertex_header *v0, * use the prim->det value because its sign is correct. */ { - const float area = (setup.emaj.dx * setup.ebot.dy - - setup.ebot.dx * setup.emaj.dy); + const float area = (setup.emaj.dx * setup.ebot.dy - + setup.ebot.dx * setup.emaj.dy); - setup.oneoverarea = 1.0f / area; + setup.oneOverArea = 1.0f / area; /* _mesa_printf("%s one-over-area %f area %f det %f\n", - __FUNCTION__, setup.oneoverarea, area, prim->det ); + __FUNCTION__, setup.oneOverArea, area, prim->det ); */ } @@ -628,7 +536,7 @@ static boolean setup_sort_vertices(const struct vertex_header *v0, * \param slot which attribute slot */ static INLINE void -const_coeff(uint slot) +const_coeff4(uint slot) { setup.coef[slot].dadx.v = (vector float) {0.0, 0.0, 0.0, 0.0}; setup.coef[slot].dady.v = (vector float) {0.0, 0.0, 0.0, 0.0}; @@ -637,58 +545,6 @@ const_coeff(uint slot) /** - * Compute a0, dadx and dady for a linearly interpolated coefficient, - * for a triangle. - */ -static INLINE void -tri_linear_coeff(uint slot, uint firstComp, uint lastComp) -{ - uint i; - const float *vmin_d = (float *) &setup.vmin->data[slot]; - const float *vmid_d = (float *) &setup.vmid->data[slot]; - const float *vmax_d = (float *) &setup.vmax->data[slot]; - const float x = spu_extract(setup.vmin->data[0], 0) - 0.5f; - const float y = spu_extract(setup.vmin->data[0], 1) - 0.5f; - - for (i = firstComp; i < lastComp; i++) { - float botda = vmid_d[i] - vmin_d[i]; - float majda = vmax_d[i] - vmin_d[i]; - float a = setup.ebot.dy * majda - botda * setup.emaj.dy; - float b = setup.emaj.dx * botda - majda * setup.ebot.dx; - - ASSERT(slot < PIPE_MAX_SHADER_INPUTS); - - setup.coef[slot].dadx.f[i] = a * setup.oneoverarea; - setup.coef[slot].dady.f[i] = b * setup.oneoverarea; - - /* calculate a0 as the value which would be sampled for the - * fragment at (0,0), taking into account that we want to sample at - * pixel centers, in other words (0.5, 0.5). - * - * this is neat but unfortunately not a good way to do things for - * triangles with very large values of dadx or dady as it will - * result in the subtraction and re-addition from a0 of a very - * large number, which means we'll end up loosing a lot of the - * fractional bits and precision from a0. the way to fix this is - * to define a0 as the sample at a pixel center somewhere near vmin - * instead - i'll switch to this later. - */ - setup.coef[slot].a0.f[i] = (vmin_d[i] - - (setup.coef[slot].dadx.f[i] * x + - setup.coef[slot].dady.f[i] * y)); - } - - /* - _mesa_printf("attr[%d].%c: %f dx:%f dy:%f\n", - slot, "xyzw"[i], - setup.coef[slot].a0[i], - setup.coef[slot].dadx.f[i], - setup.coef[slot].dady.f[i]); - */ -} - - -/** * As above, but interp setup all four vector components. */ static INLINE void @@ -708,8 +564,8 @@ tri_linear_coeff4(uint slot) vector float b = spu_sub(spu_mul(spu_splats(setup.emaj.dx), botda), spu_mul(majda, spu_splats(setup.ebot.dx))); - setup.coef[slot].dadx.v = spu_mul(a, spu_splats(setup.oneoverarea)); - setup.coef[slot].dady.v = spu_mul(b, spu_splats(setup.oneoverarea)); + setup.coef[slot].dadx.v = spu_mul(a, spu_splats(setup.oneOverArea)); + setup.coef[slot].dady.v = spu_mul(b, spu_splats(setup.oneOverArea)); vector float tempx = spu_mul(setup.coef[slot].dadx.v, xxxx); vector float tempy = spu_mul(setup.coef[slot].dady.v, yyyy); @@ -718,8 +574,6 @@ tri_linear_coeff4(uint slot) } - -#if 0 /** * Compute a0, dadx and dady for a perspective-corrected interpolant, * for a triangle. @@ -728,82 +582,76 @@ tri_linear_coeff4(uint slot) * Later, when we compute the value at a particular fragment position we'll * divide the interpolated value by the interpolated W at that fragment. */ -static void tri_persp_coeff( unsigned slot, - unsigned i ) +static void +tri_persp_coeff4(uint slot) { - /* premultiply by 1/w: - */ - float mina = setup.vmin->data[slot][i] * setup.vmin->data[0][3]; - float mida = setup.vmid->data[slot][i] * setup.vmid->data[0][3]; - float maxa = setup.vmax->data[slot][i] * setup.vmax->data[0][3]; - - float botda = mida - mina; - float majda = maxa - mina; - float a = setup.ebot.dy * majda - botda * setup.emaj.dy; - float b = setup.emaj.dx * botda - majda * setup.ebot.dx; - - /* - printf("tri persp %d,%d: %f %f %f\n", slot, i, - setup.vmin->data[slot][i], - setup.vmid->data[slot][i], - setup.vmax->data[slot][i] - ); - */ + const vector float xxxx = spu_splats(spu_extract(setup.vmin->data[0], 0) - 0.5f); + const vector float yyyy = spu_splats(spu_extract(setup.vmin->data[0], 1) - 0.5f); + + const vector float vmin_w = spu_splats(spu_extract(setup.vmin->data[0], 3)); + const vector float vmid_w = spu_splats(spu_extract(setup.vmid->data[0], 3)); + const vector float vmax_w = spu_splats(spu_extract(setup.vmax->data[0], 3)); + + vector float vmin_d = setup.vmin->data[slot]; + vector float vmid_d = setup.vmid->data[slot]; + vector float vmax_d = setup.vmax->data[slot]; - assert(slot < PIPE_MAX_SHADER_INPUTS); - assert(i <= 3); + vmin_d = spu_mul(vmin_d, vmin_w); + vmid_d = spu_mul(vmid_d, vmid_w); + vmax_d = spu_mul(vmax_d, vmax_w); - setup.coef[slot].dadx.f[i] = a * setup.oneoverarea; - setup.coef[slot].dady.f[i] = b * setup.oneoverarea; - setup.coef[slot].a0.f[i] = (mina - - (setup.coef[slot].dadx.f[i] * (setup.vmin->data[0][0] - 0.5f) + - setup.coef[slot].dady.f[i] * (setup.vmin->data[0][1] - 0.5f))); + vector float botda = vmid_d - vmin_d; + vector float majda = vmax_d - vmin_d; + + vector float a = spu_sub(spu_mul(spu_splats(setup.ebot.dy), majda), + spu_mul(botda, spu_splats(setup.emaj.dy))); + vector float b = spu_sub(spu_mul(spu_splats(setup.emaj.dx), botda), + spu_mul(majda, spu_splats(setup.ebot.dx))); + + setup.coef[slot].dadx.v = spu_mul(a, spu_splats(setup.oneOverArea)); + setup.coef[slot].dady.v = spu_mul(b, spu_splats(setup.oneOverArea)); + + vector float tempx = spu_mul(setup.coef[slot].dadx.v, xxxx); + vector float tempy = spu_mul(setup.coef[slot].dady.v, yyyy); + + setup.coef[slot].a0.v = spu_sub(vmin_d, spu_add(tempx, tempy)); } -#endif + /** * Compute the setup.coef[] array dadx, dady, a0 values. * Must be called after setup.vmin,vmid,vmax,vprovoke are initialized. */ -static void setup_tri_coefficients(void) +static void +setup_tri_coefficients(void) { -#if 1 uint i; for (i = 0; i < spu.vertex_info.num_attribs; i++) { - switch (spu.vertex_info.interp_mode[i]) { + switch (spu.vertex_info.attrib[i].interp_mode) { case INTERP_NONE: break; - case INTERP_POS: - /*tri_linear_coeff(i, 2, 3);*/ - /* XXX interp W if PERSPECTIVE... */ - tri_linear_coeff4(i); - break; case INTERP_CONSTANT: - const_coeff(i); + const_coeff4(i); break; + case INTERP_POS: + /* fall-through */ case INTERP_LINEAR: tri_linear_coeff4(i); break; case INTERP_PERSPECTIVE: - tri_linear_coeff4(i); /* temporary */ + tri_persp_coeff4(i); break; default: ASSERT(0); } } -#else - ASSERT(spu.vertex_info.interp_mode[0] == INTERP_POS); - ASSERT(spu.vertex_info.interp_mode[1] == INTERP_LINEAR || - spu.vertex_info.interp_mode[1] == INTERP_CONSTANT); - tri_linear_coeff(0, 2, 3); /* slot 0, z */ - tri_linear_coeff(1, 0, 4); /* slot 1, color */ -#endif } -static void setup_tri_edges(void) +static void +setup_tri_edges(void) { float vmin_x = spu_extract(setup.vmin->data[0], 0) + 0.5f; float vmid_x = spu_extract(setup.vmid->data[0], 0) + 0.5f; @@ -833,9 +681,8 @@ static void setup_tri_edges(void) * Render the upper or lower half of a triangle. * Scissoring/cliprect is applied here too. */ -static void subtriangle( struct edge *eleft, - struct edge *eright, - unsigned lines ) +static void +subtriangle(struct edge *eleft, struct edge *eright, unsigned lines) { const int minx = setup.cliprect_minx; const int maxx = setup.cliprect_maxx; @@ -903,12 +750,27 @@ static void subtriangle( struct edge *eleft, } +static float +determinant(const float *v0, const float *v1, const float *v2) +{ + /* edge vectors e = v0 - v2, f = v1 - v2 */ + const float ex = v0[0] - v2[0]; + const float ey = v0[1] - v2[1]; + const float fx = v1[0] - v2[0]; + const float fy = v1[1] - v2[1]; + + /* det = cross(e,f).z */ + return ex * fy - ey * fx; +} + + /** * Draw triangle into tile at (tx, ty) (tile coords) * The tile data should have already been fetched. */ boolean -tri_draw(const float *v0, const float *v1, const float *v2, uint tx, uint ty) +tri_draw(const float *v0, const float *v1, const float *v2, + uint tx, uint ty, uint front_winding) { setup.tx = tx; setup.ty = ty; @@ -919,6 +781,12 @@ tri_draw(const float *v0, const float *v1, const float *v2, uint tx, uint ty) setup.cliprect_maxx = (tx + 1) * TILE_SIZE; setup.cliprect_maxy = (ty + 1) * TILE_SIZE; + /* Before we sort vertices, determine the facing of the triangle, + * which will be needed for front/back-face stencil application + */ + float det = determinant(v0, v1, v2); + setup.facing = (det > 0.0) ^ (front_winding == PIPE_WINDING_CW); + if (!setup_sort_vertices((struct vertex_header *) v0, (struct vertex_header *) v1, (struct vertex_header *) v2)) { @@ -932,19 +800,14 @@ tri_draw(const float *v0, const float *v1, const float *v2, uint tx, uint ty) setup.span.y_flags = 0; setup.span.right[0] = 0; setup.span.right[1] = 0; - /* setup.span.z_mode = tri_z_mode( setup.ctx ); */ - /* init_constant_attribs( setup ); */ - - if (setup.oneoverarea < 0.0) { - /* emaj on left: - */ + if (setup.oneOverArea < 0.0) { + /* emaj on left */ subtriangle( &setup.emaj, &setup.ebot, setup.ebot.lines ); subtriangle( &setup.emaj, &setup.etop, setup.etop.lines ); } else { - /* emaj on right: - */ + /* emaj on right */ subtriangle( &setup.ebot, &setup.emaj, setup.ebot.lines ); subtriangle( &setup.etop, &setup.emaj, setup.etop.lines ); } diff --git a/src/gallium/drivers/cell/spu/spu_tri.h b/src/gallium/drivers/cell/spu/spu_tri.h index aa694dd7c9..abc3d35160 100644 --- a/src/gallium/drivers/cell/spu/spu_tri.h +++ b/src/gallium/drivers/cell/spu/spu_tri.h @@ -31,7 +31,7 @@ extern boolean -tri_draw(const float *v0, const float *v1, const float *v2, uint tx, uint ty); +tri_draw(const float *v0, const float *v1, const float *v2, uint tx, uint ty, uint front_winding); #endif /* SPU_TRI_H */ diff --git a/src/gallium/drivers/i915simple/i915_prim_emit.c b/src/gallium/drivers/i915simple/i915_prim_emit.c index d194c2fb15..8f1f58b2dd 100644 --- a/src/gallium/drivers/i915simple/i915_prim_emit.c +++ b/src/gallium/drivers/i915simple/i915_prim_emit.c @@ -77,9 +77,9 @@ emit_hw_vertex( struct i915_context *i915, assert(!i915->dirty); for (i = 0; i < vinfo->num_attribs; i++) { - const uint j = vinfo->src_index[i]; + const uint j = vinfo->attrib[i].src_index; const float *attrib = vertex->data[j]; - switch (vinfo->emit[i]) { + switch (vinfo->attrib[i].emit) { case EMIT_1F: OUT_BATCH( fui(attrib[0]) ); count++; diff --git a/src/gallium/drivers/i915simple/i915_state_derived.c b/src/gallium/drivers/i915simple/i915_state_derived.c index 488615067c..178d4e8781 100644 --- a/src/gallium/drivers/i915simple/i915_state_derived.c +++ b/src/gallium/drivers/i915simple/i915_state_derived.c @@ -88,12 +88,12 @@ static void calculate_vertex_layout( struct i915_context *i915 ) if (needW) { draw_emit_vertex_attr(&vinfo, EMIT_4F, INTERP_LINEAR, src); vinfo.hwfmt[0] |= S4_VFMT_XYZW; - vinfo.emit[0] = EMIT_4F; + vinfo.attrib[0].emit = EMIT_4F; } else { draw_emit_vertex_attr(&vinfo, EMIT_3F, INTERP_LINEAR, src); vinfo.hwfmt[0] |= S4_VFMT_XYZ; - vinfo.emit[0] = EMIT_3F; + vinfo.attrib[0].emit = EMIT_3F; } /* hardware point size */ diff --git a/src/gallium/drivers/softpipe/sp_fs_sse.c b/src/gallium/drivers/softpipe/sp_fs_sse.c index 496ed43df2..0111469405 100644 --- a/src/gallium/drivers/softpipe/sp_fs_sse.c +++ b/src/gallium/drivers/softpipe/sp_fs_sse.c @@ -40,7 +40,7 @@ #include "tgsi/tgsi_sse2.h" -#ifdef PIPE_ARCH_X86 +#if defined(PIPE_ARCH_X86) && defined(PIPE_ARCH_SSE) #include "rtasm/rtasm_x86sse.h" diff --git a/src/gallium/drivers/softpipe/sp_setup.c b/src/gallium/drivers/softpipe/sp_setup.c index bc8263c33e..13d8017393 100644 --- a/src/gallium/drivers/softpipe/sp_setup.c +++ b/src/gallium/drivers/softpipe/sp_setup.c @@ -773,10 +773,10 @@ static void setup_tri_coefficients( struct setup_context *setup ) /* setup interpolation for all the remaining attributes: */ for (fragSlot = 0; fragSlot < spfs->info.num_inputs; fragSlot++) { - const uint vertSlot = vinfo->src_index[fragSlot]; + const uint vertSlot = vinfo->attrib[fragSlot].src_index; uint j; - switch (vinfo->interp_mode[fragSlot]) { + switch (vinfo->attrib[fragSlot].interp_mode) { case INTERP_CONSTANT: for (j = 0; j < NUM_CHANNELS; j++) const_coeff(setup, &setup->coef[fragSlot], vertSlot, j); @@ -1084,10 +1084,10 @@ setup_line_coefficients(struct setup_context *setup, /* setup interpolation for all the remaining attributes: */ for (fragSlot = 0; fragSlot < spfs->info.num_inputs; fragSlot++) { - const uint vertSlot = vinfo->src_index[fragSlot]; + const uint vertSlot = vinfo->attrib[fragSlot].src_index; uint j; - switch (vinfo->interp_mode[fragSlot]) { + switch (vinfo->attrib[fragSlot].interp_mode) { case INTERP_CONSTANT: for (j = 0; j < NUM_CHANNELS; j++) const_coeff(setup, &setup->coef[fragSlot], vertSlot, j); @@ -1331,10 +1331,10 @@ setup_point( struct setup_context *setup, const_coeff(setup, &setup->posCoef, 0, 3); for (fragSlot = 0; fragSlot < spfs->info.num_inputs; fragSlot++) { - const uint vertSlot = vinfo->src_index[fragSlot]; + const uint vertSlot = vinfo->attrib[fragSlot].src_index; uint j; - switch (vinfo->interp_mode[fragSlot]) { + switch (vinfo->attrib[fragSlot].interp_mode) { case INTERP_CONSTANT: /* fall-through */ case INTERP_LINEAR: diff --git a/src/gallium/include/pipe/p_config.h b/src/gallium/include/pipe/p_config.h index af3746c026..ef05547819 100644 --- a/src/gallium/include/pipe/p_config.h +++ b/src/gallium/include/pipe/p_config.h @@ -85,6 +85,14 @@ #define PIPE_ARCH_X86_64 #endif +#if defined(PIPE_ARCH_X86) || defined(PIPE_ARCH_X86_64) +#if defined(PIPE_CC_GCC) && !defined(__SSE2__) +/* #warning SSE2 support requires -msse -msse2 compiler options */ +#else +#define PIPE_ARCH_SSE +#endif +#endif + #if 0 /* FIXME */ #define PIPE_ARCH_PPC #endif |