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Diffstat (limited to 'src/gallium/auxiliary/draw/draw_vs_aos.c')
-rw-r--r--src/gallium/auxiliary/draw/draw_vs_aos.c411
1 files changed, 133 insertions, 278 deletions
diff --git a/src/gallium/auxiliary/draw/draw_vs_aos.c b/src/gallium/auxiliary/draw/draw_vs_aos.c
index d3770b2c53..725f36b502 100644
--- a/src/gallium/auxiliary/draw/draw_vs_aos.c
+++ b/src/gallium/auxiliary/draw/draw_vs_aos.c
@@ -66,6 +66,37 @@ static INLINE boolean eq( struct x86_reg a,
a.disp == b.disp);
}
+struct x86_reg aos_get_x86( struct aos_compilation *cp,
+ unsigned value )
+{
+ if (cp->ebp != value) {
+ unsigned offset;
+
+ switch (value) {
+ case X86_IMMEDIATES:
+ offset = Offset(struct aos_machine, immediates);
+ break;
+ case X86_CONSTANTS:
+ offset = Offset(struct aos_machine, constants);
+ break;
+ case X86_ATTRIBS:
+ offset = Offset(struct aos_machine, attrib);
+ break;
+ default:
+ assert(0);
+ offset = 0;
+ }
+
+ x86_mov(cp->func, cp->temp_EBP,
+ x86_make_disp(cp->machine_EDX, offset));
+ /* x86_deref(x86_make_disp(cp->machine_EDX, offset))); */
+
+ cp->ebp = value;
+ }
+
+ return cp->temp_EBP;
+}
+
static struct x86_reg get_reg_ptr(struct aos_compilation *cp,
unsigned file,
@@ -83,15 +114,15 @@ static struct x86_reg get_reg_ptr(struct aos_compilation *cp,
case TGSI_FILE_TEMPORARY:
return x86_make_disp(ptr, Offset(struct aos_machine, temp[idx]));
- case TGSI_FILE_IMMEDIATE:
- return x86_make_disp(ptr, Offset(struct aos_machine, immediate[idx]));
-
- case TGSI_FILE_CONSTANT:
- return x86_make_disp(ptr, Offset(struct aos_machine, constant[idx]));
-
case AOS_FILE_INTERNAL:
return x86_make_disp(ptr, Offset(struct aos_machine, internal[idx]));
+ case TGSI_FILE_IMMEDIATE:
+ return x86_make_disp(aos_get_x86(cp, X86_IMMEDIATES), idx * 4 * sizeof(float));
+
+ case TGSI_FILE_CONSTANT:
+ return x86_make_disp(aos_get_x86(cp, X86_CONSTANTS), idx * 4 * sizeof(float));
+
default:
ERROR(cp, "unknown reg file");
return x86_make_reg(0,0);
@@ -118,70 +149,7 @@ static struct x86_reg get_reg_ptr(struct aos_compilation *cp,
#define X87_CW_ROUND_MASK (3<<10)
#define X87_CW_INFINITY (1<<12)
-static void do_populate_lut( struct shine_tab *tab,
- float unclamped_exponent )
-{
- const float epsilon = 1.0F / 256.0F;
- float exponent = CLAMP(unclamped_exponent, -(128.0F - epsilon), (128.0F - epsilon));
- unsigned i;
- tab->exponent = unclamped_exponent; /* for later comparison */
-
- tab->values[0] = 0;
- if (exponent == 0) {
- for (i = 1; i < 258; i++) {
- tab->values[i] = 1.0;
- }
- }
- else {
- for (i = 1; i < 258; i++) {
- tab->values[i] = powf((float)i * epsilon, exponent);
- }
- }
-}
-
-static void init_internals( struct aos_machine *machine )
-{
- unsigned i;
- float inv = 1.0f/255.0f;
- float f255 = 255.0f;
-
- ASSIGN_4V(machine->internal[IMM_SWZ], 1.0f, -1.0f, 0.0f, 1.0f);
- *(unsigned *)&machine->internal[IMM_SWZ][3] = 0xffffffff;
-
- ASSIGN_4V(machine->internal[IMM_ONES], 1.0f, 1.0f, 1.0f, 1.0f);
- ASSIGN_4V(machine->internal[IMM_NEGS], -1.0f, -1.0f, -1.0f, -1.0f);
- ASSIGN_4V(machine->internal[IMM_IDENTITY], 0.0f, 0.0f, 0.0f, 1.0f);
- ASSIGN_4V(machine->internal[IMM_INV_255], inv, inv, inv, inv);
- ASSIGN_4V(machine->internal[IMM_255], f255, f255, f255, f255);
- ASSIGN_4V(machine->internal[IMM_RSQ], -.5f, 1.5f, 0.0f, 0.0f);
-
-
- machine->fpu_rnd_nearest = (X87_CW_EXCEPTION_INV_OP |
- X87_CW_EXCEPTION_DENORM_OP |
- X87_CW_EXCEPTION_ZERO_DIVIDE |
- X87_CW_EXCEPTION_OVERFLOW |
- X87_CW_EXCEPTION_UNDERFLOW |
- X87_CW_EXCEPTION_PRECISION |
- (1<<6) |
- X87_CW_ROUND_NEAREST |
- X87_CW_PRECISION_DOUBLE_EXT);
-
- assert(machine->fpu_rnd_nearest == 0x37f);
-
- machine->fpu_rnd_neg_inf = (X87_CW_EXCEPTION_INV_OP |
- X87_CW_EXCEPTION_DENORM_OP |
- X87_CW_EXCEPTION_ZERO_DIVIDE |
- X87_CW_EXCEPTION_OVERFLOW |
- X87_CW_EXCEPTION_UNDERFLOW |
- X87_CW_EXCEPTION_PRECISION |
- (1<<6) |
- X87_CW_ROUND_DOWN |
- X87_CW_PRECISION_DOUBLE_EXT);
-
- for (i = 0; i < MAX_SHINE_TAB; i++)
- do_populate_lut( &machine->shine_tab[i], 1.0f );
-}
static void spill( struct aos_compilation *cp, unsigned idx )
@@ -1189,136 +1157,6 @@ static boolean emit_FRC( struct aos_compilation *cp, const struct tgsi_full_inst
return TRUE;
}
-static PIPE_CDECL void do_lit( struct aos_machine *machine,
- float *result,
- const float *in,
- unsigned count )
-{
- if (in[0] > 0)
- {
- if (in[1] <= 0.0)
- {
- result[0] = 1.0F;
- result[1] = in[0];
- result[2] = 1.0;
- result[3] = 1.0F;
- }
- else
- {
- const float epsilon = 1.0F / 256.0F;
- float exponent = CLAMP(in[3], -(128.0F - epsilon), (128.0F - epsilon));
- result[0] = 1.0F;
- result[1] = in[0];
- result[2] = powf(in[1], exponent);
- result[3] = 1.0;
- }
- }
- else
- {
- result[0] = 1.0F;
- result[1] = 0.0;
- result[2] = 0.0;
- result[3] = 1.0F;
- }
-}
-
-
-static PIPE_CDECL void do_lit_lut( struct aos_machine *machine,
- float *result,
- const float *in,
- unsigned count )
-{
- if (in[0] > 0)
- {
- if (in[1] <= 0.0)
- {
- result[0] = 1.0F;
- result[1] = in[0];
- result[2] = 1.0;
- result[3] = 1.0F;
- return;
- }
-
- if (machine->lit_info[count].shine_tab->exponent != in[3]) {
- machine->lit_info[count].func = do_lit;
- goto no_luck;
- }
-
- if (in[1] <= 1.0)
- {
- const float *tab = machine->lit_info[count].shine_tab->values;
- float f = in[1] * 256;
- int k = (int)f;
- float frac = f - (float)k;
-
- result[0] = 1.0F;
- result[1] = in[0];
- result[2] = tab[k] + frac*(tab[k+1]-tab[k]);
- result[3] = 1.0;
- return;
- }
-
- no_luck:
- {
- const float epsilon = 1.0F / 256.0F;
- float exponent = CLAMP(in[3], -(128.0F - epsilon), (128.0F - epsilon));
- result[0] = 1.0F;
- result[1] = in[0];
- result[2] = powf(in[1], exponent);
- result[3] = 1.0;
- }
- }
- else
- {
- result[0] = 1.0F;
- result[1] = 0.0;
- result[2] = 0.0;
- result[3] = 1.0F;
- }
-}
-
-
-
-static void PIPE_CDECL populate_lut( struct aos_machine *machine,
- float *result,
- const float *in,
- unsigned count )
-{
- unsigned i, tab;
-
- /* Search for an existing table for this value. Note that without
- * static analysis we don't really know if in[3] will be constant,
- * but it usually is...
- */
- for (tab = 0; tab < 4; tab++) {
- if (machine->shine_tab[tab].exponent == in[3]) {
- goto found;
- }
- }
-
- for (tab = 0, i = 1; i < 4; i++) {
- if (machine->shine_tab[i].last_used < machine->shine_tab[tab].last_used)
- tab = i;
- }
-
- if (machine->shine_tab[tab].last_used == machine->now) {
- /* No unused tables (this is not a ffvertex program...). Just
- * call pow each time:
- */
- machine->lit_info[count].func = do_lit;
- machine->lit_info[count].func( machine, result, in, count );
- return;
- }
- else {
- do_populate_lut( &machine->shine_tab[tab], in[3] );
- }
-
- found:
- machine->shine_tab[tab].last_used = machine->now;
- machine->lit_info[count].shine_tab = &machine->shine_tab[tab];
- machine->lit_info[count].func = do_lit_lut;
- machine->lit_info[count].func( machine, result, in, count );
-}
@@ -1382,7 +1220,7 @@ static boolean emit_LIT( struct aos_compilation *cp, const struct tgsi_full_inst
Offset(struct lit_info, func)));
}
else {
- x86_mov_reg_imm( cp->func, ecx, (int)do_lit );
+ x86_mov_reg_imm( cp->func, ecx, (int)aos_do_lit );
}
x86_call( cp->func, ecx );
@@ -1403,7 +1241,7 @@ static boolean emit_LIT( struct aos_compilation *cp, const struct tgsi_full_inst
return TRUE;
}
-
+#if 0
static boolean emit_inline_LIT( struct aos_compilation *cp, const struct tgsi_full_instruction *op )
{
struct x86_reg dst = get_dst_ptr(cp, &op->FullDstRegisters[0]);
@@ -1464,6 +1302,7 @@ static boolean emit_inline_LIT( struct aos_compilation *cp, const struct tgsi_fu
return TRUE;
}
+#endif
@@ -1533,11 +1372,20 @@ static boolean emit_MAD( struct aos_compilation *cp, const struct tgsi_full_inst
return TRUE;
}
+/* A wrapper for powf().
+ * Makes sure it is cdecl and operates on floats.
+ */
+static float PIPE_CDECL _powerf( float x, float y )
+{
+ return powf( x, y );
+}
+
/* Really not sufficient -- need to check for conditions that could
* generate inf/nan values, which will slow things down hugely.
*/
static boolean emit_POW( struct aos_compilation *cp, const struct tgsi_full_instruction *op )
{
+#if 0
x87_fld_src(cp, &op->FullSrcRegisters[1], 0); /* a1.x */
x87_fld_src(cp, &op->FullSrcRegisters[0], 0); /* a0.x a1.x */
x87_fyl2x(cp->func); /* a1*log2(a0) */
@@ -1545,6 +1393,42 @@ static boolean emit_POW( struct aos_compilation *cp, const struct tgsi_full_inst
x87_emit_ex2( cp ); /* 2^(a1*log2(a0)) */
x87_fstp_dest4(cp, &op->FullDstRegisters[0]);
+#else
+ uint i;
+
+ /* For absolute correctness, need to spill/invalidate all XMM regs
+ * too.
+ */
+ for (i = 0; i < 8; i++) {
+ if (cp->xmm[i].dirty)
+ spill(cp, i);
+ aos_release_xmm_reg(cp, i);
+ }
+
+ /* Push caller-save (ie scratch) regs.
+ */
+ x86_cdecl_caller_push_regs( cp->func );
+
+ x86_lea( cp->func, cp->stack_ESP, x86_make_disp(cp->stack_ESP, -8) );
+
+ x87_fld_src( cp, &op->FullSrcRegisters[1], 0 );
+ x87_fstp( cp->func, x86_make_disp( cp->stack_ESP, 4 ) );
+ x87_fld_src( cp, &op->FullSrcRegisters[0], 0 );
+ x87_fstp( cp->func, x86_make_disp( cp->stack_ESP, 0 ) );
+
+ x86_mov_reg_imm( cp->func, cp->tmp_EAX, (unsigned long) _powerf );
+ x86_call( cp->func, cp->tmp_EAX );
+
+ x86_lea( cp->func, cp->stack_ESP, x86_make_disp(cp->stack_ESP, 8) );
+
+ x86_cdecl_caller_pop_regs( cp->func );
+
+ /* Note retval on x87 stack:
+ */
+ cp->func->x87_stack++;
+
+ x87_fstp_dest4( cp, &op->FullDstRegisters[0] );
+#endif
return TRUE;
}
@@ -1865,6 +1749,7 @@ static boolean emit_rhw_viewport( struct aos_compilation *cp )
}
+#if 0
static boolean note_immediate( struct aos_compilation *cp,
struct tgsi_full_immediate *imm )
{
@@ -1877,6 +1762,7 @@ static boolean note_immediate( struct aos_compilation *cp,
return TRUE;
}
+#endif
@@ -1912,7 +1798,7 @@ static void find_last_write_outputs( struct aos_compilation *cp )
}
-#define ARG_VARIENT 1
+#define ARG_MACHINE 1
#define ARG_START_ELTS 2
#define ARG_COUNT 3
#define ARG_OUTBUF 4
@@ -1939,6 +1825,8 @@ static boolean build_vertex_program( struct draw_vs_varient_aos_sse *varient,
cp.outbuf_ECX = x86_make_reg(file_REG32, reg_CX);
cp.machine_EDX = x86_make_reg(file_REG32, reg_DX);
cp.count_ESI = x86_make_reg(file_REG32, reg_SI);
+ cp.temp_EBP = x86_make_reg(file_REG32, reg_BP);
+ cp.stack_ESP = x86_make_reg( file_REG32, reg_SP );
x86_init_func(cp.func);
@@ -1946,11 +1834,12 @@ static boolean build_vertex_program( struct draw_vs_varient_aos_sse *varient,
x86_push(cp.func, cp.idx_EBX);
x86_push(cp.func, cp.count_ESI);
+ x86_push(cp.func, cp.temp_EBP);
/* Load arguments into regs:
*/
- x86_mov(cp.func, cp.machine_EDX, x86_fn_arg(cp.func, ARG_VARIENT));
+ x86_mov(cp.func, cp.machine_EDX, x86_fn_arg(cp.func, ARG_MACHINE));
x86_mov(cp.func, cp.idx_EBX, x86_fn_arg(cp.func, ARG_START_ELTS));
x86_mov(cp.func, cp.count_ESI, x86_fn_arg(cp.func, ARG_COUNT));
x86_mov(cp.func, cp.outbuf_ECX, x86_fn_arg(cp.func, ARG_OUTBUF));
@@ -1962,11 +1851,6 @@ static boolean build_vertex_program( struct draw_vs_varient_aos_sse *varient,
x86_cmp(cp.func, cp.count_ESI, cp.tmp_EAX);
fixup = x86_jcc_forward(cp.func, cc_E);
- /* Dig out the machine pointer from inside the varient arg
- */
- x86_mov(cp.func, cp.machine_EDX,
- x86_make_disp(cp.machine_EDX,
- Offset( struct draw_vs_varient_aos_sse, machine )));
save_fpu_state( &cp );
set_fpu_round_nearest( &cp );
@@ -1988,8 +1872,10 @@ static boolean build_vertex_program( struct draw_vs_varient_aos_sse *varient,
switch (parse.FullToken.Token.Type) {
case TGSI_TOKEN_TYPE_IMMEDIATE:
+#if 0
if (!note_immediate( &cp, &parse.FullToken.FullImmediate ))
goto fail;
+#endif
break;
case TGSI_TOKEN_TYPE_INSTRUCTION:
@@ -2072,6 +1958,7 @@ static boolean build_vertex_program( struct draw_vs_varient_aos_sse *varient,
if (cp.func->need_emms)
mmx_emms(cp.func);
+ x86_pop(cp.func, cp.temp_EBP);
x86_pop(cp.func, cp.count_ESI);
x86_pop(cp.func, cp.idx_EBX);
@@ -2098,93 +1985,65 @@ static void vaos_set_buffer( struct draw_vs_varient *varient,
for (i = 0; i < vaos->base.key.nr_inputs; i++) {
if (vaos->base.key.element[i].in.buffer == buf) {
- vaos->machine->attrib[i].input_ptr = ((char *)ptr +
- vaos->base.key.element[i].in.offset);
- vaos->machine->attrib[i].input_stride = stride;
+ vaos->attrib[i].input_ptr = ((char *)ptr +
+ vaos->base.key.element[i].in.offset);
+ vaos->attrib[i].input_stride = stride;
}
}
}
-static void vaos_destroy( struct draw_vs_varient *varient )
-{
- struct draw_vs_varient_aos_sse *vaos = (struct draw_vs_varient_aos_sse *)varient;
-
- if (vaos->machine)
- align_free( vaos->machine );
-
- x86_release_func( &vaos->func[0] );
- x86_release_func( &vaos->func[1] );
- FREE(vaos);
-}
-
-static void vaos_run_elts( struct draw_vs_varient *varient,
- const unsigned *elts,
- unsigned count,
- void *output_buffer )
+static void PIPE_CDECL vaos_run_elts( struct draw_vs_varient *varient,
+ const unsigned *elts,
+ unsigned count,
+ void *output_buffer )
{
struct draw_vs_varient_aos_sse *vaos = (struct draw_vs_varient_aos_sse *)varient;
+ struct aos_machine *machine = vaos->draw->vs.aos_machine;
+
+ 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;
- vaos->machine->internal[IMM_PSIZE][0] = vaos->draw->rasterizer->point_size;
- vaos->gen_run_elts( varient,
+ vaos->gen_run_elts( machine,
elts,
count,
output_buffer );
}
-static void vaos_run_linear( struct draw_vs_varient *varient,
- unsigned start,
- unsigned count,
- void *output_buffer )
+static void PIPE_CDECL vaos_run_linear( struct draw_vs_varient *varient,
+ unsigned start,
+ unsigned count,
+ void *output_buffer )
{
struct draw_vs_varient_aos_sse *vaos = (struct draw_vs_varient_aos_sse *)varient;
+ struct aos_machine *machine = vaos->draw->vs.aos_machine;
- vaos->machine->internal[IMM_PSIZE][0] = vaos->draw->rasterizer->point_size;
- vaos->gen_run_linear( varient,
+ 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;
+
+ vaos->gen_run_linear( machine,
start,
count,
output_buffer );
}
-static void vaos_set_constants( struct draw_vs_varient *varient,
- const float (*constants)[4] )
+
+static void vaos_destroy( struct draw_vs_varient *varient )
{
struct draw_vs_varient_aos_sse *vaos = (struct draw_vs_varient_aos_sse *)varient;
- memcpy(vaos->machine->constant,
- constants,
- (vaos->base.vs->info.file_max[TGSI_FILE_CONSTANT] + 1) * 4 * sizeof(float));
-
-#if 0
- unsigned i;
- for (i =0; i < vaos->base.vs->info.file_max[TGSI_FILE_CONSTANT] + 1; i++)
- debug_printf("state %d: %f %f %f %f\n",
- i,
- constants[i][0],
- constants[i][1],
- constants[i][2],
- constants[i][3]);
-#endif
-
- {
- unsigned i;
- for (i = 0; i < MAX_LIT_INFO; i++) {
- vaos->machine->lit_info[i].func = populate_lut;
- vaos->machine->now++;
- }
- }
-}
-
+ FREE( vaos->attrib );
-static void vaos_set_viewport( struct draw_vs_varient *varient,
- const struct pipe_viewport_state *viewport )
-{
- struct draw_vs_varient_aos_sse *vaos = (struct draw_vs_varient_aos_sse *)varient;
+ x86_release_func( &vaos->func[0] );
+ x86_release_func( &vaos->func[1] );
- memcpy(vaos->machine->scale, viewport->scale, 4 * sizeof(float));
- memcpy(vaos->machine->translate, viewport->translate, 4 * sizeof(float));
+ FREE(vaos);
}
@@ -2200,19 +2059,15 @@ 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_constants = vaos_set_constants;
- vaos->base.set_viewport = vaos_set_viewport;
vaos->base.destroy = vaos_destroy;
vaos->base.run_linear = vaos_run_linear;
vaos->base.run_elts = vaos_run_elts;
vaos->draw = vs->draw;
- vaos->machine = align_malloc( sizeof(struct aos_machine), 16 );
- if (!vaos->machine)
+
+ vaos->attrib = MALLOC( key->nr_inputs * sizeof(vaos->attrib[0]) );
+ if (!vaos->attrib)
goto fail;
-
- memset(vaos->machine, 0, sizeof(struct aos_machine));
- init_internals(vaos->machine);
tgsi_dump(vs->state.tokens, 0);
@@ -2222,19 +2077,19 @@ static struct draw_vs_varient *varient_aos_sse( struct draw_vertex_shader *vs,
if (!build_vertex_program( vaos, FALSE ))
goto fail;
- vaos->gen_run_linear = (vsv_run_linear_func)x86_get_func(&vaos->func[0]);
+ vaos->gen_run_linear = (vaos_run_linear_func)x86_get_func(&vaos->func[0]);
if (!vaos->gen_run_linear)
goto fail;
- vaos->gen_run_elts = (vsv_run_elts_func)x86_get_func(&vaos->func[1]);
+ vaos->gen_run_elts = (vaos_run_elts_func)x86_get_func(&vaos->func[1]);
if (!vaos->gen_run_elts)
goto fail;
return &vaos->base;
fail:
- if (vaos->machine)
- align_free( vaos->machine );
+ if (vaos && vaos->attrib)
+ FREE(vaos->attrib);
if (vaos)
x86_release_func( &vaos->func[0] );
generated by cgit v1.2.3 (git 2.39.1) at 2024-07-16 10:43:56 +0000