From 7933658107276f9d5491f8736a743cf8f8bbd5f2 Mon Sep 17 00:00:00 2001 From: marha Date: Fri, 2 Apr 2010 14:47:58 +0000 Subject: Updated to following packages: mesa-7.8 --- mesalib/src/mesa/shader/program.c | 96 ++++++++++++++++++++++++--------------- 1 file changed, 59 insertions(+), 37 deletions(-) (limited to 'mesalib/src/mesa/shader/program.c') diff --git a/mesalib/src/mesa/shader/program.c b/mesalib/src/mesa/shader/program.c index 6b8d94e66..f4f701b54 100644 --- a/mesalib/src/mesa/shader/program.c +++ b/mesalib/src/mesa/shader/program.c @@ -127,11 +127,11 @@ _mesa_free_program_data(GLcontext *ctx) if (ctx->ATIFragmentShader.Current) { ctx->ATIFragmentShader.Current->RefCount--; if (ctx->ATIFragmentShader.Current->RefCount <= 0) { - _mesa_free(ctx->ATIFragmentShader.Current); + free(ctx->ATIFragmentShader.Current); } } #endif - _mesa_free((void *) ctx->Program.ErrorString); + free((void *) ctx->Program.ErrorString); } @@ -162,7 +162,7 @@ _mesa_update_default_objects_program(GLcontext *ctx) if (ctx->ATIFragmentShader.Current) { ctx->ATIFragmentShader.Current->RefCount--; if (ctx->ATIFragmentShader.Current->RefCount <= 0) { - _mesa_free(ctx->ATIFragmentShader.Current); + free(ctx->ATIFragmentShader.Current); } } ctx->ATIFragmentShader.Current = (struct ati_fragment_shader *) ctx->Shared->DefaultFragmentShader; @@ -180,7 +180,7 @@ void _mesa_set_program_error(GLcontext *ctx, GLint pos, const char *string) { ctx->Program.ErrorPos = pos; - _mesa_free((void *) ctx->Program.ErrorString); + free((void *) ctx->Program.ErrorString); if (!string) string = ""; ctx->Program.ErrorString = _mesa_strdup(string); @@ -190,7 +190,7 @@ _mesa_set_program_error(GLcontext *ctx, GLint pos, const char *string) /** * Find the line number and column for 'pos' within 'string'. * Return a copy of the line which contains 'pos'. Free the line with - * _mesa_free(). + * free(). * \param string the program string * \param pos the position within the string * \param line returns the line number corresponding to 'pos'. @@ -222,8 +222,8 @@ _mesa_find_line_column(const GLubyte *string, const GLubyte *pos, while (*p != 0 && *p != '\n') p++; len = p - lineStart; - s = (GLubyte *) _mesa_malloc(len + 1); - _mesa_memcpy(s, lineStart, len); + s = (GLubyte *) malloc(len + 1); + memcpy(s, lineStart, len); s[len] = 0; return s; @@ -240,7 +240,7 @@ _mesa_init_program_struct( GLcontext *ctx, struct gl_program *prog, (void) ctx; if (prog) { GLuint i; - _mesa_bzero(prog, sizeof(*prog)); + memset(prog, 0, sizeof(*prog)); prog->Id = id; prog->Target = target; prog->Resident = GL_TRUE; @@ -337,7 +337,7 @@ _mesa_delete_program(GLcontext *ctx, struct gl_program *prog) return; if (prog->String) - _mesa_free(prog->String); + free(prog->String); _mesa_free_instructions(prog->Instructions, prog->NumInstructions); @@ -351,7 +351,7 @@ _mesa_delete_program(GLcontext *ctx, struct gl_program *prog) _mesa_free_parameter_list(prog->Attributes); } - _mesa_free(prog); + free(prog); } @@ -505,6 +505,8 @@ _mesa_clone_program(GLcontext *ctx, const struct gl_program *prog) struct gl_fragment_program *fpc = (struct gl_fragment_program *) clone; fpc->FogOption = fp->FogOption; fpc->UsesKill = fp->UsesKill; + fpc->OriginUpperLeft = fp->OriginUpperLeft; + fpc->PixelCenterInteger = fp->PixelCenterInteger; } break; default: @@ -580,7 +582,7 @@ _mesa_delete_instructions(struct gl_program *prog, GLuint start, GLuint count) for (i = 0; i < prog->NumInstructions; i++) { struct prog_instruction *inst = prog->Instructions + i; if (inst->BranchTarget > 0) { - if (inst->BranchTarget > start) { + if (inst->BranchTarget > (GLint) start) { inst->BranchTarget -= count; } } @@ -677,6 +679,8 @@ _mesa_combine_programs(GLcontext *ctx, const GLuint lenB = progB->NumInstructions; const GLuint numParamsA = _mesa_num_parameters(progA->Parameters); const GLuint newLength = lenA + lenB; + GLboolean usedTemps[MAX_PROGRAM_TEMPS]; + GLuint firstTemp = 0; GLbitfield inputsB; GLuint i; @@ -698,6 +702,10 @@ _mesa_combine_programs(GLcontext *ctx, newProg->Instructions = newInst; newProg->NumInstructions = newLength; + /* find used temp regs (we may need new temps below) */ + _mesa_find_used_registers(newProg, PROGRAM_TEMPORARY, + usedTemps, MAX_PROGRAM_TEMPS); + if (newProg->Target == GL_FRAGMENT_PROGRAM_ARB) { struct gl_fragment_program *fprogA, *fprogB, *newFprog; GLbitfield progB_inputsRead = progB->InputsRead; @@ -741,12 +749,15 @@ _mesa_combine_programs(GLcontext *ctx, */ if ((progA->OutputsWritten & (1 << FRAG_RESULT_COLOR)) && (progB_inputsRead & FRAG_BIT_COL0)) { - GLint tempReg = _mesa_find_free_register(newProg, PROGRAM_TEMPORARY); + GLint tempReg = _mesa_find_free_register(usedTemps, MAX_PROGRAM_TEMPS, + firstTemp); if (tempReg < 0) { _mesa_problem(ctx, "No free temp regs found in " "_mesa_combine_programs(), using 31"); tempReg = 31; } + firstTemp = tempReg + 1; + /* replace writes to result.color[0] with tempReg */ replace_registers(newInst, lenA, PROGRAM_OUTPUT, FRAG_RESULT_COLOR, @@ -784,53 +795,64 @@ _mesa_combine_programs(GLcontext *ctx, } - - /** - * Scan the given program to find a free register of the given type. - * \param regFile - PROGRAM_INPUT, PROGRAM_OUTPUT or PROGRAM_TEMPORARY + * Populate the 'used' array with flags indicating which registers (TEMPs, + * INPUTs, OUTPUTs, etc, are used by the given program. + * \param file type of register to scan for + * \param used returns true/false flags for in use / free + * \param usedSize size of the 'used' array */ -GLint -_mesa_find_free_register(const struct gl_program *prog, GLuint regFile) +void +_mesa_find_used_registers(const struct gl_program *prog, + gl_register_file file, + GLboolean used[], GLuint usedSize) { - GLboolean used[MAX_PROGRAM_TEMPS]; - GLuint i, k; - - assert(regFile == PROGRAM_INPUT || - regFile == PROGRAM_OUTPUT || - regFile == PROGRAM_TEMPORARY); + GLuint i, j; - _mesa_memset(used, 0, sizeof(used)); + memset(used, 0, usedSize); for (i = 0; i < prog->NumInstructions; i++) { const struct prog_instruction *inst = prog->Instructions + i; const GLuint n = _mesa_num_inst_src_regs(inst->Opcode); - /* check dst reg first */ - if (inst->DstReg.File == regFile) { + if (inst->DstReg.File == file) { used[inst->DstReg.Index] = GL_TRUE; } - else { - /* check src regs otherwise */ - for (k = 0; k < n; k++) { - if (inst->SrcReg[k].File == regFile) { - used[inst->SrcReg[k].Index] = GL_TRUE; - break; - } + + for (j = 0; j < n; j++) { + if (inst->SrcReg[j].File == file) { + used[inst->SrcReg[j].Index] = GL_TRUE; } } } +} - for (i = 0; i < MAX_PROGRAM_TEMPS; i++) { + +/** + * Scan the given 'used' register flag array for the first entry + * that's >= firstReg. + * \param used vector of flags indicating registers in use (as returned + * by _mesa_find_used_registers()) + * \param usedSize size of the 'used' array + * \param firstReg first register to start searching at + * \return index of unused register, or -1 if none. + */ +GLint +_mesa_find_free_register(const GLboolean used[], + GLuint usedSize, GLuint firstReg) +{ + GLuint i; + + assert(firstReg < usedSize); + + for (i = firstReg; i < usedSize; i++) if (!used[i]) return i; - } return -1; } - /** * "Post-process" a GPU program. This is intended to be used for debugging. * Example actions include no-op'ing instructions or changing instruction -- cgit v1.2.3