X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=src%2Fmesa%2Fprogram%2Fprogram.c;h=093d37297b4804c8d096e58669c1372c5dc70f74;hb=03ac2c7223f7645e30028bf59b4c9cf0f5734fc0;hp=d99584d63bfc55946d9964ce834f1f63fe75b45a;hpb=443a7e4e9a360acbc3e662c098be436f180bf81d;p=mesa.git diff --git a/src/mesa/program/program.c b/src/mesa/program/program.c index d99584d63bf..093d37297b4 100644 --- a/src/mesa/program/program.c +++ b/src/mesa/program/program.c @@ -1,6 +1,5 @@ /* * Mesa 3-D graphics library - * Version: 6.5.3 * * Copyright (C) 1999-2007 Brian Paul All Rights Reserved. * @@ -17,9 +16,10 @@ * 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 NONINFRINGEMENT. IN NO EVENT SHALL - * BRIAN PAUL 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. + * THE AUTHORS OR COPYRIGHT HOLDERS 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. */ /** @@ -49,70 +49,63 @@ struct gl_program _mesa_DummyProgram; * Init context's vertex/fragment program state */ void -_mesa_init_program(GLcontext *ctx) +_mesa_init_program(struct gl_context *ctx) { - GLuint i; - /* * If this assertion fails, we need to increase the field - * size for register indexes. + * size for register indexes (see INST_INDEX_BITS). */ ASSERT(ctx->Const.VertexProgram.MaxUniformComponents / 4 <= (1 << INST_INDEX_BITS)); ASSERT(ctx->Const.FragmentProgram.MaxUniformComponents / 4 <= (1 << INST_INDEX_BITS)); + ASSERT(ctx->Const.VertexProgram.MaxTemps <= (1 << INST_INDEX_BITS)); + ASSERT(ctx->Const.VertexProgram.MaxLocalParams <= (1 << INST_INDEX_BITS)); + ASSERT(ctx->Const.FragmentProgram.MaxTemps <= (1 << INST_INDEX_BITS)); + ASSERT(ctx->Const.FragmentProgram.MaxLocalParams <= (1 << INST_INDEX_BITS)); + + ASSERT(ctx->Const.VertexProgram.MaxUniformComponents <= 4 * MAX_UNIFORMS); + ASSERT(ctx->Const.FragmentProgram.MaxUniformComponents <= 4 * MAX_UNIFORMS); + + ASSERT(ctx->Const.VertexProgram.MaxAddressOffset <= (1 << INST_INDEX_BITS)); + ASSERT(ctx->Const.FragmentProgram.MaxAddressOffset <= (1 << INST_INDEX_BITS)); + /* If this fails, increase prog_instruction::TexSrcUnit size */ - ASSERT(MAX_TEXTURE_UNITS < (1 << 5)); + STATIC_ASSERT(MAX_TEXTURE_UNITS <= (1 << 5)); /* If this fails, increase prog_instruction::TexSrcTarget size */ - ASSERT(NUM_TEXTURE_TARGETS < (1 << 3)); + STATIC_ASSERT(NUM_TEXTURE_TARGETS <= (1 << 4)); ctx->Program.ErrorPos = -1; ctx->Program.ErrorString = _mesa_strdup(""); -#if FEATURE_NV_vertex_program || FEATURE_ARB_vertex_program ctx->VertexProgram.Enabled = GL_FALSE; -#if FEATURE_es2_glsl ctx->VertexProgram.PointSizeEnabled = (ctx->API == API_OPENGLES2) ? GL_TRUE : GL_FALSE; -#else - ctx->VertexProgram.PointSizeEnabled = GL_FALSE; -#endif ctx->VertexProgram.TwoSideEnabled = GL_FALSE; _mesa_reference_vertprog(ctx, &ctx->VertexProgram.Current, ctx->Shared->DefaultVertexProgram); assert(ctx->VertexProgram.Current); - for (i = 0; i < MAX_NV_VERTEX_PROGRAM_PARAMS / 4; i++) { - ctx->VertexProgram.TrackMatrix[i] = GL_NONE; - ctx->VertexProgram.TrackMatrixTransform[i] = GL_IDENTITY_NV; - } ctx->VertexProgram.Cache = _mesa_new_program_cache(); -#endif -#if FEATURE_NV_fragment_program || FEATURE_ARB_fragment_program ctx->FragmentProgram.Enabled = GL_FALSE; _mesa_reference_fragprog(ctx, &ctx->FragmentProgram.Current, ctx->Shared->DefaultFragmentProgram); assert(ctx->FragmentProgram.Current); ctx->FragmentProgram.Cache = _mesa_new_program_cache(); -#endif -#if FEATURE_ARB_geometry_shader4 ctx->GeometryProgram.Enabled = GL_FALSE; /* right now by default we don't have a geometry program */ _mesa_reference_geomprog(ctx, &ctx->GeometryProgram.Current, NULL); ctx->GeometryProgram.Cache = _mesa_new_program_cache(); -#endif /* XXX probably move this stuff */ -#if FEATURE_ATI_fragment_shader ctx->ATIFragmentShader.Enabled = GL_FALSE; ctx->ATIFragmentShader.Current = ctx->Shared->DefaultFragmentShader; assert(ctx->ATIFragmentShader.Current); ctx->ATIFragmentShader.Current->RefCount++; -#endif } @@ -120,29 +113,23 @@ _mesa_init_program(GLcontext *ctx) * Free a context's vertex/fragment program state */ void -_mesa_free_program_data(GLcontext *ctx) +_mesa_free_program_data(struct gl_context *ctx) { -#if FEATURE_NV_vertex_program || FEATURE_ARB_vertex_program _mesa_reference_vertprog(ctx, &ctx->VertexProgram.Current, NULL); _mesa_delete_program_cache(ctx, ctx->VertexProgram.Cache); -#endif -#if FEATURE_NV_fragment_program || FEATURE_ARB_fragment_program _mesa_reference_fragprog(ctx, &ctx->FragmentProgram.Current, NULL); - _mesa_delete_program_cache(ctx, ctx->FragmentProgram.Cache); -#endif -#if FEATURE_ARB_geometry_shader4 + _mesa_delete_shader_cache(ctx, ctx->FragmentProgram.Cache); _mesa_reference_geomprog(ctx, &ctx->GeometryProgram.Current, NULL); _mesa_delete_program_cache(ctx, ctx->GeometryProgram.Cache); -#endif + /* XXX probably move this stuff */ -#if FEATURE_ATI_fragment_shader if (ctx->ATIFragmentShader.Current) { ctx->ATIFragmentShader.Current->RefCount--; if (ctx->ATIFragmentShader.Current->RefCount <= 0) { free(ctx->ATIFragmentShader.Current); } } -#endif + free((void *) ctx->Program.ErrorString); } @@ -153,30 +140,20 @@ _mesa_free_program_data(GLcontext *ctx) * shared state. */ void -_mesa_update_default_objects_program(GLcontext *ctx) +_mesa_update_default_objects_program(struct gl_context *ctx) { -#if FEATURE_NV_vertex_program || FEATURE_ARB_vertex_program _mesa_reference_vertprog(ctx, &ctx->VertexProgram.Current, - (struct gl_vertex_program *) ctx->Shared->DefaultVertexProgram); assert(ctx->VertexProgram.Current); -#endif -#if FEATURE_NV_fragment_program || FEATURE_ARB_fragment_program _mesa_reference_fragprog(ctx, &ctx->FragmentProgram.Current, - (struct gl_fragment_program *) ctx->Shared->DefaultFragmentProgram); assert(ctx->FragmentProgram.Current); -#endif -#if FEATURE_ARB_geometry_shader4 _mesa_reference_geomprog(ctx, &ctx->GeometryProgram.Current, - (struct gl_geometry_program *) - ctx->Shared->DefaultGeometryProgram); -#endif + ctx->Shared->DefaultGeometryProgram); /* XXX probably move this stuff */ -#if FEATURE_ATI_fragment_shader if (ctx->ATIFragmentShader.Current) { ctx->ATIFragmentShader.Current->RefCount--; if (ctx->ATIFragmentShader.Current->RefCount <= 0) { @@ -186,7 +163,6 @@ _mesa_update_default_objects_program(GLcontext *ctx) ctx->ATIFragmentShader.Current = (struct ati_fragment_shader *) ctx->Shared->DefaultFragmentShader; assert(ctx->ATIFragmentShader.Current); ctx->ATIFragmentShader.Current->RefCount++; -#endif } @@ -195,7 +171,7 @@ _mesa_update_default_objects_program(GLcontext *ctx) * This is generally called from within the parsers. */ void -_mesa_set_program_error(GLcontext *ctx, GLint pos, const char *string) +_mesa_set_program_error(struct gl_context *ctx, GLint pos, const char *string) { ctx->Program.ErrorPos = pos; free((void *) ctx->Program.ErrorString); @@ -240,7 +216,7 @@ _mesa_find_line_column(const GLubyte *string, const GLubyte *pos, while (*p != 0 && *p != '\n') p++; len = p - lineStart; - s = (GLubyte *) malloc(len + 1); + s = malloc(len + 1); memcpy(s, lineStart, len); s[len] = 0; @@ -252,7 +228,7 @@ _mesa_find_line_column(const GLubyte *string, const GLubyte *pos, * Initialize a new vertex/fragment program object. */ static struct gl_program * -_mesa_init_program_struct( GLcontext *ctx, struct gl_program *prog, +_mesa_init_program_struct( struct gl_context *ctx, struct gl_program *prog, GLenum target, GLuint id) { (void) ctx; @@ -261,7 +237,6 @@ _mesa_init_program_struct( GLcontext *ctx, struct gl_program *prog, memset(prog, 0, sizeof(*prog)); prog->Id = id; prog->Target = target; - prog->Resident = GL_TRUE; prog->RefCount = 1; prog->Format = GL_PROGRAM_FORMAT_ASCII_ARB; @@ -278,7 +253,7 @@ _mesa_init_program_struct( GLcontext *ctx, struct gl_program *prog, * Initialize a new fragment program object. */ struct gl_program * -_mesa_init_fragment_program( GLcontext *ctx, struct gl_fragment_program *prog, +_mesa_init_fragment_program( struct gl_context *ctx, struct gl_fragment_program *prog, GLenum target, GLuint id) { if (prog) @@ -292,7 +267,7 @@ _mesa_init_fragment_program( GLcontext *ctx, struct gl_fragment_program *prog, * Initialize a new vertex program object. */ struct gl_program * -_mesa_init_vertex_program( GLcontext *ctx, struct gl_vertex_program *prog, +_mesa_init_vertex_program( struct gl_context *ctx, struct gl_vertex_program *prog, GLenum target, GLuint id) { if (prog) @@ -306,7 +281,7 @@ _mesa_init_vertex_program( GLcontext *ctx, struct gl_vertex_program *prog, * Initialize a new geometry program object. */ struct gl_program * -_mesa_init_geometry_program( GLcontext *ctx, struct gl_geometry_program *prog, +_mesa_init_geometry_program( struct gl_context *ctx, struct gl_geometry_program *prog, GLenum target, GLuint id) { if (prog) @@ -329,12 +304,11 @@ _mesa_init_geometry_program( GLcontext *ctx, struct gl_geometry_program *prog, * \return pointer to new program object */ struct gl_program * -_mesa_new_program(GLcontext *ctx, GLenum target, GLuint id) +_mesa_new_program(struct gl_context *ctx, GLenum target, GLuint id) { struct gl_program *prog; switch (target) { case GL_VERTEX_PROGRAM_ARB: /* == GL_VERTEX_PROGRAM_NV */ - case GL_VERTEX_STATE_PROGRAM_NV: prog = _mesa_init_vertex_program(ctx, CALLOC_STRUCT(gl_vertex_program), target, id ); break; @@ -364,7 +338,7 @@ _mesa_new_program(GLcontext *ctx, GLenum target, GLuint id) * by a device driver function. */ void -_mesa_delete_program(GLcontext *ctx, struct gl_program *prog) +_mesa_delete_program(struct gl_context *ctx, struct gl_program *prog) { (void) ctx; ASSERT(prog); @@ -373,20 +347,14 @@ _mesa_delete_program(GLcontext *ctx, struct gl_program *prog) if (prog == &_mesa_DummyProgram) return; - if (prog->String) - free(prog->String); - - _mesa_free_instructions(prog->Instructions, prog->NumInstructions); + free(prog->String); + if (prog->Instructions) { + _mesa_free_instructions(prog->Instructions, prog->NumInstructions); + } if (prog->Parameters) { _mesa_free_parameter_list(prog->Parameters); } - if (prog->Varying) { - _mesa_free_parameter_list(prog->Varying); - } - if (prog->Attributes) { - _mesa_free_parameter_list(prog->Attributes); - } free(prog); } @@ -398,7 +366,7 @@ _mesa_delete_program(GLcontext *ctx, struct gl_program *prog) * casts elsewhere. */ struct gl_program * -_mesa_lookup_program(GLcontext *ctx, GLuint id) +_mesa_lookup_program(struct gl_context *ctx, GLuint id) { if (id) return (struct gl_program *) _mesa_HashLookup(ctx->Shared->Programs, id); @@ -409,12 +377,15 @@ _mesa_lookup_program(GLcontext *ctx, GLuint id) /** * Reference counting for vertex/fragment programs + * This is normally only called from the _mesa_reference_program() macro + * when there's a real pointer change. */ void -_mesa_reference_program(GLcontext *ctx, - struct gl_program **ptr, - struct gl_program *prog) +_mesa_reference_program_(struct gl_context *ctx, + struct gl_program **ptr, + struct gl_program *prog) { +#ifndef NDEBUG assert(ptr); if (*ptr && prog) { /* sanity check */ @@ -426,9 +397,8 @@ _mesa_reference_program(GLcontext *ctx, else if ((*ptr)->Target == MESA_GEOMETRY_PROGRAM) ASSERT(prog->Target == MESA_GEOMETRY_PROGRAM); } - if (*ptr == prog) { - return; /* no change */ - } +#endif + if (*ptr) { GLboolean deleteFlag; @@ -478,7 +448,7 @@ _mesa_reference_program(GLcontext *ctx, * made by a device driver. */ struct gl_program * -_mesa_clone_program(GLcontext *ctx, const struct gl_program *prog) +_mesa_clone_program(struct gl_context *ctx, const struct gl_program *prog) { struct gl_program *clone; @@ -507,11 +477,6 @@ _mesa_clone_program(GLcontext *ctx, const struct gl_program *prog) if (prog->Parameters) clone->Parameters = _mesa_clone_parameter_list(prog->Parameters); memcpy(clone->LocalParams, prog->LocalParams, sizeof(clone->LocalParams)); - if (prog->Varying) - clone->Varying = _mesa_clone_parameter_list(prog->Varying); - if (prog->Attributes) - clone->Attributes = _mesa_clone_parameter_list(prog->Attributes); - memcpy(clone->LocalParams, prog->LocalParams, sizeof(clone->LocalParams)); clone->IndirectRegisterFiles = prog->IndirectRegisterFiles; clone->NumInstructions = prog->NumInstructions; clone->NumTemporaries = prog->NumTemporaries; @@ -533,29 +498,25 @@ _mesa_clone_program(GLcontext *ctx, const struct gl_program *prog) switch (prog->Target) { case GL_VERTEX_PROGRAM_ARB: { - const struct gl_vertex_program *vp - = (const struct gl_vertex_program *) prog; - struct gl_vertex_program *vpc = (struct gl_vertex_program *) clone; + const struct gl_vertex_program *vp = gl_vertex_program_const(prog); + struct gl_vertex_program *vpc = gl_vertex_program(clone); vpc->IsPositionInvariant = vp->IsPositionInvariant; - vpc->IsNVProgram = vp->IsNVProgram; } break; case GL_FRAGMENT_PROGRAM_ARB: { - const struct gl_fragment_program *fp - = (const struct gl_fragment_program *) prog; - struct gl_fragment_program *fpc = (struct gl_fragment_program *) clone; - fpc->FogOption = fp->FogOption; + const struct gl_fragment_program *fp = gl_fragment_program_const(prog); + struct gl_fragment_program *fpc = gl_fragment_program(clone); fpc->UsesKill = fp->UsesKill; + fpc->UsesDFdy = fp->UsesDFdy; fpc->OriginUpperLeft = fp->OriginUpperLeft; fpc->PixelCenterInteger = fp->PixelCenterInteger; } break; case MESA_GEOMETRY_PROGRAM: { - const struct gl_geometry_program *gp - = (const struct gl_geometry_program *) prog; - struct gl_geometry_program *gpc = (struct gl_geometry_program *) clone; + const struct gl_geometry_program *gp = gl_geometry_program_const(prog); + struct gl_geometry_program *gpc = gl_geometry_program(clone); gpc->VerticesOut = gp->VerticesOut; gpc->InputType = gp->InputType; gpc->OutputType = gp->OutputType; @@ -721,7 +682,7 @@ adjust_param_indexes(struct prog_instruction *inst, GLuint numInst, * the first program go to the inputs of the second program. */ struct gl_program * -_mesa_combine_programs(GLcontext *ctx, +_mesa_combine_programs(struct gl_context *ctx, const struct gl_program *progA, const struct gl_program *progB) { @@ -733,7 +694,7 @@ _mesa_combine_programs(GLcontext *ctx, const GLuint newLength = lenA + lenB; GLboolean usedTemps[MAX_PROGRAM_TEMPS]; GLuint firstTemp = 0; - GLbitfield inputsB; + GLbitfield64 inputsB; GLuint i; ASSERT(progA->Target == progB->Target); @@ -759,21 +720,23 @@ _mesa_combine_programs(GLcontext *ctx, usedTemps, MAX_PROGRAM_TEMPS); if (newProg->Target == GL_FRAGMENT_PROGRAM_ARB) { - struct gl_fragment_program *fprogA, *fprogB, *newFprog; - GLbitfield progB_inputsRead = progB->InputsRead; + const struct gl_fragment_program *fprogA, *fprogB; + struct gl_fragment_program *newFprog; + GLbitfield64 progB_inputsRead = progB->InputsRead; GLint progB_colorFile, progB_colorIndex; - fprogA = (struct gl_fragment_program *) progA; - fprogB = (struct gl_fragment_program *) progB; - newFprog = (struct gl_fragment_program *) newProg; + fprogA = gl_fragment_program_const(progA); + fprogB = gl_fragment_program_const(progB); + newFprog = gl_fragment_program(newProg); newFprog->UsesKill = fprogA->UsesKill || fprogB->UsesKill; + newFprog->UsesDFdy = fprogA->UsesDFdy || fprogB->UsesDFdy; /* We'll do a search and replace for instances * of progB_colorFile/progB_colorIndex below... */ progB_colorFile = PROGRAM_INPUT; - progB_colorIndex = FRAG_ATTRIB_COL0; + progB_colorIndex = VARYING_SLOT_COL0; /* * The fragment program may get color from a state var rather than @@ -788,8 +751,8 @@ _mesa_combine_programs(GLcontext *ctx, if (p->Type == PROGRAM_STATE_VAR && p->StateIndexes[0] == STATE_INTERNAL && p->StateIndexes[1] == STATE_CURRENT_ATTRIB && - p->StateIndexes[2] == VERT_ATTRIB_COLOR0) { - progB_inputsRead |= FRAG_BIT_COL0; + (int) p->StateIndexes[2] == (int) VERT_ATTRIB_COLOR0) { + progB_inputsRead |= VARYING_BIT_COL0; progB_colorFile = PROGRAM_STATE_VAR; progB_colorIndex = i; break; @@ -799,8 +762,8 @@ _mesa_combine_programs(GLcontext *ctx, /* Connect color outputs of fprogA to color inputs of fprogB, via a * new temporary register. */ - if ((progA->OutputsWritten & (1 << FRAG_RESULT_COLOR)) && - (progB_inputsRead & FRAG_BIT_COL0)) { + if ((progA->OutputsWritten & BITFIELD64_BIT(FRAG_RESULT_COLOR)) && + (progB_inputsRead & VARYING_BIT_COL0)) { GLint tempReg = _mesa_find_free_register(usedTemps, MAX_PROGRAM_TEMPS, firstTemp); if (tempReg < 0) { @@ -822,8 +785,8 @@ _mesa_combine_programs(GLcontext *ctx, /* compute combined program's InputsRead */ inputsB = progB_inputsRead; - if (progA->OutputsWritten & (1 << FRAG_RESULT_COLOR)) { - inputsB &= ~(1 << FRAG_ATTRIB_COL0); + if (progA->OutputsWritten & BITFIELD64_BIT(FRAG_RESULT_COLOR)) { + inputsB &= ~(1 << VARYING_SLOT_COL0); } newProg->InputsRead = progA->InputsRead | inputsB; newProg->OutputsWritten = progB->OutputsWritten; @@ -868,12 +831,16 @@ _mesa_find_used_registers(const struct gl_program *prog, const GLuint n = _mesa_num_inst_src_regs(inst->Opcode); if (inst->DstReg.File == file) { - used[inst->DstReg.Index] = GL_TRUE; + ASSERT(inst->DstReg.Index < usedSize); + if(inst->DstReg.Index < usedSize) + used[inst->DstReg.Index] = GL_TRUE; } for (j = 0; j < n; j++) { if (inst->SrcReg[j].File == file) { - used[inst->SrcReg[j].Index] = GL_TRUE; + ASSERT(inst->SrcReg[j].Index < (GLint) usedSize); + if (inst->SrcReg[j].Index < (GLint) usedSize) + used[inst->SrcReg[j].Index] = GL_TRUE; } } } @@ -905,19 +872,114 @@ _mesa_find_free_register(const GLboolean used[], } + +/** + * Check if the given register index is valid (doesn't exceed implementation- + * dependent limits). + * \return GL_TRUE if OK, GL_FALSE if bad index + */ +GLboolean +_mesa_valid_register_index(const struct gl_context *ctx, + gl_shader_type shaderType, + gl_register_file file, GLint index) +{ + const struct gl_program_constants *c; + + switch (shaderType) { + case MESA_SHADER_VERTEX: + c = &ctx->Const.VertexProgram; + break; + case MESA_SHADER_FRAGMENT: + c = &ctx->Const.FragmentProgram; + break; + case MESA_SHADER_GEOMETRY: + c = &ctx->Const.GeometryProgram; + break; + default: + _mesa_problem(ctx, + "unexpected shader type in _mesa_valid_register_index()"); + return GL_FALSE; + } + + switch (file) { + case PROGRAM_UNDEFINED: + return GL_TRUE; /* XXX or maybe false? */ + + case PROGRAM_TEMPORARY: + return index >= 0 && index < (GLint) c->MaxTemps; + + case PROGRAM_ENV_PARAM: + return index >= 0 && index < (GLint) c->MaxEnvParams; + + case PROGRAM_LOCAL_PARAM: + return index >= 0 && index < (GLint) c->MaxLocalParams; + + case PROGRAM_UNIFORM: + case PROGRAM_STATE_VAR: + /* aka constant buffer */ + return index >= 0 && index < (GLint) c->MaxUniformComponents / 4; + + case PROGRAM_CONSTANT: + /* constant buffer w/ possible relative negative addressing */ + return (index > (int) c->MaxUniformComponents / -4 && + index < (int) c->MaxUniformComponents / 4); + + case PROGRAM_INPUT: + if (index < 0) + return GL_FALSE; + + switch (shaderType) { + case MESA_SHADER_VERTEX: + return index < VERT_ATTRIB_GENERIC0 + (GLint) c->MaxAttribs; + case MESA_SHADER_FRAGMENT: + return index < VARYING_SLOT_VAR0 + (GLint) ctx->Const.MaxVarying; + case MESA_SHADER_GEOMETRY: + return index < VARYING_SLOT_VAR0 + (GLint) ctx->Const.MaxVarying; + default: + return GL_FALSE; + } + + case PROGRAM_OUTPUT: + if (index < 0) + return GL_FALSE; + + switch (shaderType) { + case MESA_SHADER_VERTEX: + return index < VARYING_SLOT_VAR0 + (GLint) ctx->Const.MaxVarying; + case MESA_SHADER_FRAGMENT: + return index < FRAG_RESULT_DATA0 + (GLint) ctx->Const.MaxDrawBuffers; + case MESA_SHADER_GEOMETRY: + return index < VARYING_SLOT_VAR0 + (GLint) ctx->Const.MaxVarying; + default: + return GL_FALSE; + } + + case PROGRAM_ADDRESS: + return index >= 0 && index < (GLint) c->MaxAddressRegs; + + default: + _mesa_problem(ctx, + "unexpected register file in _mesa_valid_register_index()"); + return GL_FALSE; + } +} + + + /** * "Post-process" a GPU program. This is intended to be used for debugging. * Example actions include no-op'ing instructions or changing instruction * behaviour. */ void -_mesa_postprocess_program(GLcontext *ctx, struct gl_program *prog) +_mesa_postprocess_program(struct gl_context *ctx, struct gl_program *prog) { static const GLfloat white[4] = { 0.5, 0.5, 0.5, 0.5 }; GLuint i; GLuint whiteSwizzle; GLint whiteIndex = _mesa_add_unnamed_constant(prog->Parameters, - white, 4, &whiteSwizzle); + (gl_constant_value *) white, + 4, &whiteSwizzle); (void) whiteIndex;