diff options
| -rw-r--r-- | src/gallium/auxiliary/draw/Makefile | 2 | ||||
| -rw-r--r-- | src/gallium/auxiliary/draw/draw_private.h | 40 | ||||
| -rw-r--r-- | src/gallium/auxiliary/draw/draw_vertex_shader.c | 229 | ||||
| -rw-r--r-- | src/gallium/auxiliary/draw/draw_vs.h | 50 | ||||
| -rw-r--r-- | src/gallium/auxiliary/draw/draw_vs_exec.c | 186 | ||||
| -rw-r--r-- | src/gallium/auxiliary/draw/draw_vs_llvm.c | 237 | ||||
| -rw-r--r-- | src/gallium/auxiliary/draw/draw_vs_sse.c | 251 | ||||
| -rw-r--r-- | src/mesa/sources | 3 |
8 files changed, 766 insertions, 232 deletions
diff --git a/src/gallium/auxiliary/draw/Makefile b/src/gallium/auxiliary/draw/Makefile index 451911a354..fe9b150f30 100644 --- a/src/gallium/auxiliary/draw/Makefile +++ b/src/gallium/auxiliary/draw/Makefile @@ -1,2 +1,2 @@ default: - cd .. ; make + cd ../../../mesa ; make diff --git a/src/gallium/auxiliary/draw/draw_private.h b/src/gallium/auxiliary/draw/draw_private.h index 3d09aef87c..bc11259cb2 100644 --- a/src/gallium/auxiliary/draw/draw_private.h +++ b/src/gallium/auxiliary/draw/draw_private.h @@ -128,13 +128,25 @@ struct draw_stage * Private version of the compiled vertex_shader */ struct draw_vertex_shader { + + /* This member will disappear shortly: + */ const struct pipe_shader_state *state; -#if defined(__i386__) || defined(__386__) - struct x86_function sse2_program; -#endif -#ifdef MESA_LLVM - struct gallivm_prog *llvm_prog; -#endif + + void (*prepare)( struct draw_vertex_shader *shader, + struct draw_context *draw ); + + /* Run the shader - this interface will get cleaned up in the + * future: + */ + void (*run)( struct draw_vertex_shader *shader, + struct draw_context *draw, + const unsigned *elts, + unsigned count, + struct vertex_header *vOut[] ); + + + void (*delete)( struct draw_vertex_shader * ); }; @@ -176,7 +188,7 @@ struct draw_context struct pipe_viewport_state viewport; struct pipe_vertex_buffer vertex_buffer[PIPE_ATTRIB_MAX]; struct pipe_vertex_element vertex_element[PIPE_ATTRIB_MAX]; - const struct draw_vertex_shader *vertex_shader; + struct draw_vertex_shader *vertex_shader; uint num_vs_outputs; /**< convenience, from vertex_shader */ @@ -201,6 +213,7 @@ struct draw_context boolean convert_wide_points; /**< convert wide points to tris? */ boolean convert_wide_lines; /**< convert side lines to tris? */ + boolean use_sse; unsigned reduced_prim; @@ -255,11 +268,10 @@ struct draw_context unsigned queue_nr; } pq; - int use_sse : 1; -#ifdef MESA_LLVM - struct gallivm_cpu_engine *engine; -#endif - + + /* This (and the tgsi_exec_machine struct) probably need to be moved somewhere private. + */ + struct gallivm_cpu_engine *engine; void *driver_private; }; @@ -290,11 +302,7 @@ extern void draw_vertex_cache_invalidate( struct draw_context *draw ); extern void draw_vertex_cache_unreference( struct draw_context *draw ); extern void draw_vertex_cache_reset_vertex_ids( struct draw_context *draw ); - extern void draw_vertex_shader_queue_flush( struct draw_context *draw ); -#ifdef MESA_LLVM -extern void draw_vertex_shader_queue_flush_llvm( struct draw_context *draw ); -#endif struct tgsi_exec_machine; diff --git a/src/gallium/auxiliary/draw/draw_vertex_shader.c b/src/gallium/auxiliary/draw/draw_vertex_shader.c index 9413f8b43a..f68f6e3244 100644 --- a/src/gallium/auxiliary/draw/draw_vertex_shader.c +++ b/src/gallium/auxiliary/draw/draw_vertex_shader.c @@ -33,177 +33,10 @@ #include "pipe/p_util.h" #include "pipe/p_shader_tokens.h" -#if defined(__i386__) || defined(__386__) -#include "tgsi/exec/tgsi_sse2.h" -#endif #include "draw_private.h" #include "draw_context.h" +#include "draw_vs.h" -#include "x86/rtasm/x86sse.h" -#include "llvm/gallivm.h" - - -#define DBG_VS 0 - - -static INLINE unsigned -compute_clipmask(const float *clip, /*const*/ float plane[][4], unsigned nr) -{ - unsigned mask = 0; - unsigned i; - - /* Do the hardwired planes first: - */ - if (-clip[0] + clip[3] < 0) mask |= CLIP_RIGHT_BIT; - if ( clip[0] + clip[3] < 0) mask |= CLIP_LEFT_BIT; - if (-clip[1] + clip[3] < 0) mask |= CLIP_TOP_BIT; - if ( clip[1] + clip[3] < 0) mask |= CLIP_BOTTOM_BIT; - if (-clip[2] + clip[3] < 0) mask |= CLIP_FAR_BIT; - if ( clip[2] + clip[3] < 0) mask |= CLIP_NEAR_BIT; - - /* Followed by any remaining ones: - */ - for (i = 6; i < nr; i++) { - if (dot4(clip, plane[i]) < 0) - mask |= (1<<i); - } - - return mask; -} - - -typedef void (XSTDCALL *codegen_function) ( - const struct tgsi_exec_vector *input, - struct tgsi_exec_vector *output, - float (*constant)[4], - struct tgsi_exec_vector *temporary ); - - -/** - * Transform vertices with the current vertex program/shader - * Up to four vertices can be shaded at a time. - * \param vbuffer the input vertex data - * \param elts indexes of four input vertices - * \param count number of vertices to shade [1..4] - * \param vOut array of pointers to four output vertices - */ -static void -run_vertex_program(struct draw_context *draw, - unsigned elts[4], unsigned count, - struct vertex_header *vOut[]) -{ - struct tgsi_exec_machine *machine = &draw->machine; - unsigned int j; - - ALIGN16_DECL(struct tgsi_exec_vector, inputs, PIPE_ATTRIB_MAX); - ALIGN16_DECL(struct tgsi_exec_vector, outputs, PIPE_ATTRIB_MAX); - const float *scale = draw->viewport.scale; - const float *trans = draw->viewport.translate; - - assert(count <= 4); - assert(draw->vertex_shader->state->output_semantic_name[0] - == TGSI_SEMANTIC_POSITION); - - /* Consts does not require 16 byte alignment. */ - machine->Consts = (float (*)[4]) draw->user.constants; - - machine->Inputs = ALIGN16_ASSIGN(inputs); - machine->Outputs = ALIGN16_ASSIGN(outputs); - - draw->vertex_fetch.fetch_func( draw, machine, elts, count ); - - /* run shader */ -#ifdef MESA_LLVM - if (1) { - struct gallivm_prog *prog = draw->vertex_shader->llvm_prog; - gallivm_cpu_vs_exec(prog, - machine->Inputs, - machine->Outputs, - machine->Consts, - machine->Temps); - } else -#elif defined(__i386__) || defined(__386__) - if (draw->use_sse) { - /* SSE */ - /* cast away const */ - struct draw_vertex_shader *shader - = (struct draw_vertex_shader *)draw->vertex_shader; - codegen_function func - = (codegen_function) x86_get_func( &shader->sse2_program ); - - if (func) - func( - machine->Inputs, - machine->Outputs, - machine->Consts, - machine->Temps ); - else - /* interpreter */ - tgsi_exec_machine_run( machine ); - } - else -#endif - { - /* interpreter */ - tgsi_exec_machine_run( machine ); - } - - /* store machine results */ - for (j = 0; j < count; j++) { - unsigned slot; - float x, y, z, w; - - /* Handle attr[0] (position) specially: - * - * XXX: Computing the clipmask should be done in the vertex - * program as a set of DP4 instructions appended to the - * user-provided code. - */ - x = vOut[j]->clip[0] = machine->Outputs[0].xyzw[0].f[j]; - y = vOut[j]->clip[1] = machine->Outputs[0].xyzw[1].f[j]; - z = vOut[j]->clip[2] = machine->Outputs[0].xyzw[2].f[j]; - w = vOut[j]->clip[3] = machine->Outputs[0].xyzw[3].f[j]; - - vOut[j]->clipmask = compute_clipmask(vOut[j]->clip, draw->plane, draw->nr_planes); - vOut[j]->edgeflag = 1; - - /* divide by w */ - w = 1.0f / w; - x *= w; - y *= w; - z *= w; - - /* Viewport mapping */ - vOut[j]->data[0][0] = x * scale[0] + trans[0]; - vOut[j]->data[0][1] = y * scale[1] + trans[1]; - vOut[j]->data[0][2] = z * scale[2] + trans[2]; - vOut[j]->data[0][3] = w; - -#if DBG_VS - debug_printf("output[%d]win: %f %f %f %f\n", j, - vOut[j]->data[0][0], - vOut[j]->data[0][1], - vOut[j]->data[0][2], - vOut[j]->data[0][3]); -#endif - /* Remaining attributes are packed into sequential post-transform - * vertex attrib slots. - */ - for (slot = 1; slot < draw->num_vs_outputs; slot++) { - vOut[j]->data[slot][0] = machine->Outputs[slot].xyzw[0].f[j]; - vOut[j]->data[slot][1] = machine->Outputs[slot].xyzw[1].f[j]; - vOut[j]->data[slot][2] = machine->Outputs[slot].xyzw[2].f[j]; - vOut[j]->data[slot][3] = machine->Outputs[slot].xyzw[3].f[j]; -#if DBG_VS - debug_printf("output[%d][%d]: %f %f %f %f\n", j, slot, - vOut[j]->data[slot][0], - vOut[j]->data[slot][1], - vOut[j]->data[slot][2], - vOut[j]->data[slot][3]); -#endif - } - } /* loop over vertices */ -} /** @@ -213,13 +46,14 @@ run_vertex_program(struct draw_context *draw, void draw_vertex_shader_queue_flush(struct draw_context *draw) { + struct draw_vertex_shader *shader = draw->vertex_shader; unsigned i; assert(draw->vs.queue_nr != 0); /* XXX: do this on statechange: */ - draw_update_vertex_fetch( draw ); + shader->prepare( shader, draw ); // fprintf(stderr, " q(%d) ", draw->vs.queue_nr ); @@ -242,7 +76,7 @@ draw_vertex_shader_queue_flush(struct draw_context *draw) assert(n > 0); assert(n <= 4); - run_vertex_program(draw, elts, n, dests); + shader->run(shader, draw, elts, n, dests); } draw->vs.queue_nr = 0; @@ -255,43 +89,16 @@ draw_create_vertex_shader(struct draw_context *draw, { struct draw_vertex_shader *vs; - vs = CALLOC_STRUCT( draw_vertex_shader ); - if (vs == NULL) { - return NULL; - } - - vs->state = shader; + vs = draw_create_vs_llvm( draw, shader ); + if (vs) + return vs; -#ifdef MESA_LLVM - struct gallivm_ir *ir = gallivm_ir_new(GALLIVM_VS); - gallivm_ir_set_layout(ir, GALLIVM_SOA); - gallivm_ir_set_components(ir, 4); - gallivm_ir_fill_from_tgsi(ir, shader->tokens); - vs->llvm_prog = gallivm_ir_compile(ir); - gallivm_ir_delete(ir); - - draw->engine = gallivm_global_cpu_engine(); - if (!draw->engine) { - draw->engine = gallivm_cpu_engine_create(vs->llvm_prog); - } - else { - gallivm_cpu_jit_compile(draw->engine, vs->llvm_prog); - } -#elif defined(__i386__) || defined(__386__) - if (draw->use_sse) { - /* cast-away const */ - struct pipe_shader_state *sh = (struct pipe_shader_state *) shader; - - x86_init_func( &vs->sse2_program ); - if (!tgsi_emit_sse2( (struct tgsi_token *) sh->tokens, - &vs->sse2_program )) { - x86_release_func( (struct x86_function *) &vs->sse2_program ); - fprintf(stdout /*err*/, - "tgsi_emit_sse2() failed, falling back to interpreter\n"); - } - } -#endif + vs = draw_create_vs_sse( draw, shader ); + if (vs) + return vs; + vs = draw_create_vs_exec( draw, shader ); + assert(vs); return vs; } @@ -307,11 +114,7 @@ draw_bind_vertex_shader(struct draw_context *draw, tgsi_exec_machine_init(&draw->machine); - /* specify the vertex program to interpret/execute */ - tgsi_exec_machine_bind_shader(&draw->machine, - draw->vertex_shader->state->tokens, - PIPE_MAX_SAMPLERS, - NULL /*samplers*/ ); + dvs->prepare( dvs, draw ); } @@ -319,9 +122,5 @@ void draw_delete_vertex_shader(struct draw_context *draw, struct draw_vertex_shader *dvs) { -#if defined(__i386__) || defined(__386__) - x86_release_func( (struct x86_function *) &dvs->sse2_program ); -#endif - - FREE( dvs ); + dvs->delete( dvs ); } diff --git a/src/gallium/auxiliary/draw/draw_vs.h b/src/gallium/auxiliary/draw/draw_vs.h new file mode 100644 index 0000000000..4ee7e705e9 --- /dev/null +++ b/src/gallium/auxiliary/draw/draw_vs.h @@ -0,0 +1,50 @@ +/************************************************************************** + * + * Copyright 2007 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. + * + **************************************************************************/ + +/* Authors: Keith Whitwell <keith@tungstengraphics.com> + */ + +#ifndef DRAW_VS_H +#define DRAW_VS_H + +struct draw_vertex_shader; +struct draw_context; +struct pipe_shader_state; + +struct draw_vertex_shader * +draw_create_vs_exec(struct draw_context *draw, + const struct pipe_shader_state *templ); + +struct draw_vertex_shader * +draw_create_vs_sse(struct draw_context *draw, + const struct pipe_shader_state *templ); + +struct draw_vertex_shader * +draw_create_vs_llvm(struct draw_context *draw, + const struct pipe_shader_state *templ); + +#endif diff --git a/src/gallium/auxiliary/draw/draw_vs_exec.c b/src/gallium/auxiliary/draw/draw_vs_exec.c new file mode 100644 index 0000000000..8588879400 --- /dev/null +++ b/src/gallium/auxiliary/draw/draw_vs_exec.c @@ -0,0 +1,186 @@ +/************************************************************************** + * + * Copyright 2007 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. + * + **************************************************************************/ + + /* + * Authors: + * Keith Whitwell <keith@tungstengraphics.com> + * Brian Paul + */ + +#include "pipe/p_util.h" +#include "pipe/p_shader_tokens.h" + +#include "draw_private.h" +#include "draw_context.h" +#include "draw_vs.h" + + +static INLINE unsigned +compute_clipmask(const float *clip, /*const*/ float plane[][4], unsigned nr) +{ + unsigned mask = 0; + unsigned i; + + /* Do the hardwired planes first: + */ + if (-clip[0] + clip[3] < 0) mask |= CLIP_RIGHT_BIT; + if ( clip[0] + clip[3] < 0) mask |= CLIP_LEFT_BIT; + if (-clip[1] + clip[3] < 0) mask |= CLIP_TOP_BIT; + if ( clip[1] + clip[3] < 0) mask |= CLIP_BOTTOM_BIT; + if (-clip[2] + clip[3] < 0) mask |= CLIP_FAR_BIT; + if ( clip[2] + clip[3] < 0) mask |= CLIP_NEAR_BIT; + + /* Followed by any remaining ones: + */ + for (i = 6; i < nr; i++) { + if (dot4(clip, plane[i]) < 0) + mask |= (1<<i); + } + + return mask; +} + + +static void +vs_exec_prepare( struct draw_vertex_shader *shader, + struct draw_context *draw ) +{ + /* specify the vertex program to interpret/execute */ + tgsi_exec_machine_bind_shader(&draw->machine, + shader->state->tokens, + PIPE_MAX_SAMPLERS, + NULL /*samplers*/ ); + + draw_update_vertex_fetch( draw ); +} + + +/** + * Transform vertices with the current vertex program/shader + * Up to four vertices can be shaded at a time. + * \param vbuffer the input vertex data + * \param elts indexes of four input vertices + * \param count number of vertices to shade [1..4] + * \param vOut array of pointers to four output vertices + */ +static void +vs_exec_run( struct draw_vertex_shader *shader, + struct draw_context *draw, + const unsigned *elts, + unsigned count, + struct vertex_header *vOut[] ) +{ + struct tgsi_exec_machine *machine = &draw->machine; + unsigned int j; + + ALIGN16_DECL(struct tgsi_exec_vector, inputs, PIPE_ATTRIB_MAX); + ALIGN16_DECL(struct tgsi_exec_vector, outputs, PIPE_ATTRIB_MAX); + const float *scale = draw->viewport.scale; + const float *trans = draw->viewport.translate; + + assert(count <= 4); + assert(draw->vertex_shader->state->output_semantic_name[0] + == TGSI_SEMANTIC_POSITION); + + machine->Consts = (float (*)[4]) draw->user.constants; + machine->Inputs = ALIGN16_ASSIGN(inputs); + machine->Outputs = ALIGN16_ASSIGN(outputs); + + draw->vertex_fetch.fetch_func( draw, machine, elts, count ); + + /* run interpreter */ + tgsi_exec_machine_run( machine ); + + + /* store machine results */ + for (j = 0; j < count; j++) { + unsigned slot; + float x, y, z, w; + + /* Handle attr[0] (position) specially: + * + * XXX: Computing the clipmask should be done in the vertex + * program as a set of DP4 instructions appended to the + * user-provided code. + */ + x = vOut[j]->clip[0] = machine->Outputs[0].xyzw[0].f[j]; + y = vOut[j]->clip[1] = machine->Outputs[0].xyzw[1].f[j]; + z = vOut[j]->clip[2] = machine->Outputs[0].xyzw[2].f[j]; + w = vOut[j]->clip[3] = machine->Outputs[0].xyzw[3].f[j]; + + vOut[j]->clipmask = compute_clipmask(vOut[j]->clip, draw->plane, draw->nr_planes); + vOut[j]->edgeflag = 1; + + /* divide by w */ + w = 1.0f / w; + x *= w; + y *= w; + z *= w; + + /* Viewport mapping */ + vOut[j]->data[0][0] = x * scale[0] + trans[0]; + vOut[j]->data[0][1] = y * scale[1] + trans[1]; + vOut[j]->data[0][2] = z * scale[2] + trans[2]; + vOut[j]->data[0][3] = w; + + /* Remaining attributes are packed into sequential post-transform + * vertex attrib slots. + */ + for (slot = 1; slot < draw->num_vs_outputs; slot++) { + vOut[j]->data[slot][0] = machine->Outputs[slot].xyzw[0].f[j]; + vOut[j]->data[slot][1] = machine->Outputs[slot].xyzw[1].f[j]; + vOut[j]->data[slot][2] = machine->Outputs[slot].xyzw[2].f[j]; + vOut[j]->data[slot][3] = machine->Outputs[slot].xyzw[3].f[j]; + } + } /* loop over vertices */ +} + + + +static void +vs_exec_delete( struct draw_vertex_shader *dvs ) +{ + FREE( dvs ); +} + + +struct draw_vertex_shader * +draw_create_vs_exec(struct draw_context *draw, + const struct pipe_shader_state *state) +{ + struct draw_vertex_shader *vs = CALLOC_STRUCT( draw_vertex_shader ); + + if (vs == NULL) + return NULL; + + vs->state = state; + vs->prepare = vs_exec_prepare; + vs->run = vs_exec_run; + vs->delete = vs_exec_delete; + + return vs; +} diff --git a/src/gallium/auxiliary/draw/draw_vs_llvm.c b/src/gallium/auxiliary/draw/draw_vs_llvm.c new file mode 100644 index 0000000000..44022b6e07 --- /dev/null +++ b/src/gallium/auxiliary/draw/draw_vs_llvm.c @@ -0,0 +1,237 @@ +/************************************************************************** + * + * Copyright 2007 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. + * + **************************************************************************/ + + /* + * Authors: + * Zack Rusin + * Keith Whitwell <keith@tungstengraphics.com> + * Brian Paul + */ + +#include "pipe/p_util.h" +#include "pipe/p_shader_tokens.h" +#include "draw_private.h" +#include "draw_context.h" +#include "draw_vs.h" + +#ifdef MESA_LLVM + +#include "llvm/gallivm.h" + +struct draw_llvm_vertex_shader { + struct draw_vertex_shader base; + struct gallivm_prog *llvm_prog; +}; + + +static INLINE unsigned +compute_clipmask(const float *clip, /*const*/ float plane[][4], unsigned nr) +{ + unsigned mask = 0; + unsigned i; + + /* Do the hardwired planes first: + */ + if (-clip[0] + clip[3] < 0) mask |= CLIP_RIGHT_BIT; + if ( clip[0] + clip[3] < 0) mask |= CLIP_LEFT_BIT; + if (-clip[1] + clip[3] < 0) mask |= CLIP_TOP_BIT; + if ( clip[1] + clip[3] < 0) mask |= CLIP_BOTTOM_BIT; + if (-clip[2] + clip[3] < 0) mask |= CLIP_FAR_BIT; + if ( clip[2] + clip[3] < 0) mask |= CLIP_NEAR_BIT; + + /* Followed by any remaining ones: + */ + for (i = 6; i < nr; i++) { + if (dot4(clip, plane[i]) < 0) + mask |= (1<<i); + } + + return mask; +} + + + +static void +vs_llvm_prepare( struct draw_vertex_shader *base, + struct draw_context *draw ) +{ + draw_update_vertex_fetch( draw ); +} + + + +/** + * Transform vertices with the current vertex program/shader + * Up to four vertices can be shaded at a time. + * \param vbuffer the input vertex data + * \param elts indexes of four input vertices + * \param count number of vertices to shade [1..4] + * \param vOut array of pointers to four output vertices + */ +static void +vs_llvm_run( struct draw_vertex_shader *base, + struct draw_context *draw, + const unsigned *elts, + unsigned count, + struct vertex_header *vOut[] ) +{ + struct draw_llvm_vertex_shader *shader = + (struct draw_llvm_vertex_shader *)base; + + struct tgsi_exec_machine *machine = &draw->machine; + unsigned int j; + + ALIGN16_DECL(struct tgsi_exec_vector, inputs, PIPE_ATTRIB_MAX); + ALIGN16_DECL(struct tgsi_exec_vector, outputs, PIPE_ATTRIB_MAX); + const float *scale = draw->viewport.scale; + const float *trans = draw->viewport.translate; + + + assert(count <= 4); + assert(draw->vertex_shader->state->output_semantic_name[0] + == TGSI_SEMANTIC_POSITION); + + /* Consts does not require 16 byte alignment. */ + machine->Consts = (float (*)[4]) draw->user.constants; + + machine->Inputs = ALIGN16_ASSIGN(inputs); + machine->Outputs = ALIGN16_ASSIGN(outputs); + + draw->vertex_fetch.fetch_func( draw, machine, elts, count ); + + /* run shader */ + gallivm_cpu_vs_exec(shader->llvm_prog, + machine->Inputs, + machine->Outputs, + machine->Consts, + machine->Temps); + + /* store machine results */ + for (j = 0; j < count; j++) { + unsigned slot; + float x, y, z, w; + + x = vOut[j]->clip[0] = machine->Outputs[0].xyzw[0].f[j]; + y = vOut[j]->clip[1] = machine->Outputs[0].xyzw[1].f[j]; + z = vOut[j]->clip[2] = machine->Outputs[0].xyzw[2].f[j]; + w = vOut[j]->clip[3] = machine->Outputs[0].xyzw[3].f[j]; + + vOut[j]->clipmask = compute_clipmask(vOut[j]->clip, draw->plane, draw->nr_planes); + vOut[j]->edgeflag = 1; + + /* divide by w */ + w = 1.0f / w; + x *= w; + y *= w; + z *= w; + + /* Viewport mapping */ + vOut[j]->data[0][0] = x * scale[0] + trans[0]; + vOut[j]->data[0][1] = y * scale[1] + trans[1]; + vOut[j]->data[0][2] = z * scale[2] + trans[2]; + vOut[j]->data[0][3] = w; + + /* Remaining attributes are packed into sequential post-transform + * vertex attrib slots. + */ + for (slot = 1; slot < draw->num_vs_outputs; slot++) { + vOut[j]->data[slot][0] = machine->Outputs[slot].xyzw[0].f[j]; + vOut[j]->data[slot][1] = machine->Outputs[slot].xyzw[1].f[j]; + vOut[j]->data[slot][2] = machine->Outputs[slot].xyzw[2].f[j]; + vOut[j]->data[slot][3] = machine->Outputs[slot].xyzw[3].f[j]; + } + } /* loop over vertices */ +} + +static void +vs_llvm_delete( struct draw_vertex_shader *base ) +{ + struct draw_llvm_vertex_shader *shader = + (struct draw_llvm_vertex_shader *)base; + + /* Do something to free compiled shader: + */ + + FREE( shader ); +} + + + + +struct draw_vertex_shader * +draw_create_vs_llvm(struct draw_context *draw, + const struct pipe_shader_state *templ) +{ + struct draw_llvm_vertex_shader *vs; + + vs = CALLOC_STRUCT( draw_llvm_vertex_shader ); + if (vs == NULL) + return NULL; + + vs->base.state = templ; + vs->base.prepare = vs_llvm_prepare; + vs->base.run = vs_llvm_run; + vs->base.delete = vs_llvm_delete; + + { + struct gallivm_ir *ir = gallivm_ir_new(GALLIVM_VS); + gallivm_ir_set_layout(ir, GALLIVM_SOA); + gallivm_ir_set_components(ir, 4); + gallivm_ir_fill_from_tgsi(ir, vs->base.state->tokens); + vs->llvm_prog = gallivm_ir_compile(ir); + gallivm_ir_delete(ir); + } + + draw->engine = gallivm_global_cpu_engine(); + + /* XXX: Why are there two versions of this? Shouldn't creating the + * engine be a separate operation to compiling a shader? + */ + if (!draw->engine) { + draw->engine = gallivm_cpu_engine_create(vs->llvm_prog); + } + else { + gallivm_cpu_jit_compile(draw->engine, vs->llvm_prog); + } + + return &vs->base; +} + + + + + +#else + +struct draw_vertex_shader * +draw_create_vs_llvm(struct draw_context *draw, + const struct pipe_shader_state *shader) +{ + return NULL; +} + +#endif diff --git a/src/gallium/auxiliary/draw/draw_vs_sse.c b/src/gallium/auxiliary/draw/draw_vs_sse.c new file mode 100644 index 0000000000..04349cb404 --- /dev/null +++ b/src/gallium/auxiliary/draw/draw_vs_sse.c @@ -0,0 +1,251 @@ +/************************************************************************** + * + * Copyright 2007 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. + * + **************************************************************************/ + + /* + * Authors: + * Keith Whitwell <keith@tungstengraphics.com> + * Brian Paul + */ + +#include "draw_vs.h" + +#if defined(__i386__) || defined(__386__) + +#include "pipe/p_util.h" +#include "pipe/p_shader_tokens.h" + +#include "draw_private.h" +#include "draw_context.h" + +#include "x86/rtasm/x86sse.h" +#include "tgsi/exec/tgsi_sse2.h" + + +typedef void (XSTDCALL *codegen_function) ( + const struct tgsi_exec_vector *input, + struct tgsi_exec_vector *output, + float (*constant)[4], + struct tgsi_exec_vector *temporary ); + + +struct draw_sse_vertex_shader { + struct draw_vertex_shader base; + struct x86_function sse2_program; + codegen_function func; +}; + + +/* Should be part of the generated shader: + */ +static INLINE unsigned +compute_clipmask(const float *clip, /*const*/ float plane[][4], unsigned nr) +{ + unsigned mask = 0; + unsigned i; + + /* Do the hardwired planes first: + */ + if (-clip[0] + clip[3] < 0) mask |= CLIP_RIGHT_BIT; + if ( clip[0] + clip[3] < 0) mask |= CLIP_LEFT_BIT; + if (-clip[1] + clip[3] < 0) mask |= CLIP_TOP_BIT; + if ( clip[1] + clip[3] < 0) mask |= CLIP_BOTTOM_BIT; + if (-clip[2] + clip[3] < 0) mask |= CLIP_FAR_BIT; + if ( clip[2] + clip[3] < 0) mask |= CLIP_NEAR_BIT; + + /* Followed by any remaining ones: + */ + for (i = 6; i < nr; i++) { + if (dot4(clip, plane[i]) < 0) + mask |= (1<<i); + } + + return mask; +} + + +static void +vs_sse_prepare( struct draw_vertex_shader *base, + struct draw_context *draw ) +{ + draw_update_vertex_fetch( draw ); +} + +/** + * Transform vertices with the current vertex program/shader + * Up to four vertices can be shaded at a time. + * \param vbuffer the input vertex data + * \param elts indexes of four input vertices + * \param count number of vertices to shade [1..4] + * \param vOut array of pointers to four output vertices + */ +static void +vs_sse_run( struct draw_vertex_shader *base, + struct draw_context *draw, + const unsigned *elts, + unsigned count, + struct vertex_header *vOut[] ) +{ + struct draw_sse_vertex_shader *shader = (struct draw_sse_vertex_shader *)base; + struct tgsi_exec_machine *machine = &draw->machine; + unsigned int j; + + ALIGN16_DECL(struct tgsi_exec_vector, inputs, PIPE_ATTRIB_MAX); + ALIGN16_DECL(struct tgsi_exec_vector, outputs, PIPE_ATTRIB_MAX); + const float *scale = draw->viewport.scale; + const float *trans = draw->viewport.translate; + + assert(count <= 4); + assert(draw->vertex_shader->state->output_semantic_name[0] + == TGSI_SEMANTIC_POSITION); + + /* Consts does not require 16 byte alignment. */ + machine->Consts = (float (*)[4]) draw->user.constants; + machine->Inputs = ALIGN16_ASSIGN(inputs); + machine->Outputs = ALIGN16_ASSIGN(outputs); + + + /* Fetch vertices. This may at some point be integrated into the + * compiled shader -- that would require a reorganization where + * multiple versions of the compiled shader might exist, + * specialized for each fetch state. + */ + draw->vertex_fetch.fetch_func( draw, machine, elts, count ); + + + /* run compiled shader + */ + shader->func( + machine->Inputs, + machine->Outputs, + machine->Consts, + machine->Temps ); + + + /* XXX: Computing the clipmask and emitting results should be done + * in the vertex program as a set of instructions appended to + * the user-provided code. + */ + for (j = 0; j < count; j++) { + unsigned slot; + float x, y, z, w; + + x = vOut[j]->clip[0] = machine->Outputs[0].xyzw[0].f[j]; + y = vOut[j]->clip[1] = machine->Outputs[0].xyzw[1].f[j]; + z = vOut[j]->clip[2] = machine->Outputs[0].xyzw[2].f[j]; + w = vOut[j]->clip[3] = machine->Outputs[0].xyzw[3].f[j]; + + vOut[j]->clipmask = compute_clipmask(vOut[j]->clip, draw->plane, draw->nr_planes); + vOut[j]->edgeflag = 1; + + /* divide by w */ + w = 1.0f / w; + x *= w; + y *= w; + z *= w; + + /* Viewport mapping */ + vOut[j]->data[0][0] = x * scale[0] + trans[0]; + vOut[j]->data[0][1] = y * scale[1] + trans[1]; + vOut[j]->data[0][2] = z * scale[2] + trans[2]; + vOut[j]->data[0][3] = w; + + /* Remaining attributes are packed into sequential post-transform + * vertex attrib slots. + */ + for (slot = 1; slot < draw->num_vs_outputs; slot++) { + vOut[j]->data[slot][0] = machine->Outputs[slot].xyzw[0].f[j]; + vOut[j]->data[slot][1] = machine->Outputs[slot].xyzw[1].f[j]; + vOut[j]->data[slot][2] = machine->Outputs[slot].xyzw[2].f[j]; + vOut[j]->data[slot][3] = machine->Outputs[slot].xyzw[3].f[j]; + } + } +} + + + +static void +vs_sse_delete( struct draw_vertex_shader *base ) +{ + struct draw_sse_vertex_shader *shader = (struct draw_sse_vertex_shader *)base; + + x86_release_func( &shader->sse2_program ); + + FREE( shader ); +} + + +struct draw_vertex_shader * +draw_create_vs_sse(struct draw_context *draw, + const struct pipe_shader_state *templ) +{ + struct draw_sse_vertex_shader *vs; + + if (!draw->use_sse) + return NULL; + + vs = CALLOC_STRUCT( draw_sse_vertex_shader ); + if (vs == NULL) + return NULL; + + vs->base.state = templ; + vs->base.prepare = vs_sse_prepare; + vs->base.run = vs_sse_run; + vs->base.delete = vs_sse_delete; + + x86_init_func( &vs->sse2_program ); + + if (!tgsi_emit_sse2( (struct tgsi_token *) vs->base.state->tokens, + &vs->sse2_program )) + goto fail; + + vs->func = (codegen_function) x86_get_func( &vs->sse2_program ); + + return &vs->base; + +fail: + fprintf(stderr, "tgsi_emit_sse2() failed, falling back to interpreter\n"); + + x86_release_func( &vs->sse2_program ); + + FREE(vs); + return NULL; +} + + + +#else + +struct draw_vertex_shader * +draw_create_vs_sse( struct draw_context *draw, + const struct pipe_shader_state *templ ) +{ + return NULL; +} + + +#endif + diff --git a/src/mesa/sources b/src/mesa/sources index cecd8a830f..f83d247a1e 100644 --- a/src/mesa/sources +++ b/src/mesa/sources @@ -159,6 +159,9 @@ VF_SOURCES = \ DRAW_SOURCES = \ $(TOP)/src/gallium/auxiliary/draw/draw_clip.c \ + $(TOP)/src/gallium/auxiliary/draw/draw_vs_exec.c \ + $(TOP)/src/gallium/auxiliary/draw/draw_vs_sse.c \ + $(TOP)/src/gallium/auxiliary/draw/draw_vs_llvm.c \ $(TOP)/src/gallium/auxiliary/draw/draw_context.c\ $(TOP)/src/gallium/auxiliary/draw/draw_cull.c \ $(TOP)/src/gallium/auxiliary/draw/draw_debug.c \ |