diff options
author | Brian Paul <[email protected]> | 2005-10-30 21:23:23 +0000 |
---|---|---|
committer | Brian Paul <[email protected]> | 2005-10-30 21:23:23 +0000 |
commit | 7aebaf3debc6482b49faee5ed38418ad3d35fc30 (patch) | |
tree | d3794359358ea33e561dd8bdbc84c34cfc229688 /src/mesa/shader/arbprogparse.c | |
parent | 094a1ddf2498d598da5abaef6d6ed53ec2dbe6dc (diff) |
Lots of clean-up in arb program parser.
Use new _mesa_init_fp/vp_instruction() function to initialize instructions.
Diffstat (limited to 'src/mesa/shader/arbprogparse.c')
-rw-r--r-- | src/mesa/shader/arbprogparse.c | 403 |
1 files changed, 189 insertions, 214 deletions
diff --git a/src/mesa/shader/arbprogparse.c b/src/mesa/shader/arbprogparse.c index 66cc4939359..eb3dd5d935b 100644 --- a/src/mesa/shader/arbprogparse.c +++ b/src/mesa/shader/arbprogparse.c @@ -482,9 +482,9 @@ typedef enum } var_type; -/* - * Setting an explicit field for each of the binding properties is a bit wasteful - * of space, but it should be much more clear when reading later on.. +/** + * Setting an explicit field for each of the binding properties is a bit + * wasteful of space, but it should be much more clear when reading later on.. */ struct var_cache { @@ -498,9 +498,7 @@ struct var_cache GLuint attrib_is_generic; /* If the attrib was specified through a generic * vertex attrib */ GLuint temp_binding; /* The index of the temp register we are to use */ - GLuint output_binding; /* For type vt_output, see nvfragprog.h for values */ - GLuint output_binding_idx; /* This is the index into the result register file - * corresponding to the bound result state */ + GLuint output_binding; /* Output/result register number */ struct var_cache *alias_binding; /* For type vt_alias, points to the var_cache entry * that this is aliased to */ GLuint param_binding_type; /* {PROGRAM_STATE_VAR, PROGRAM_LOCAL_PARAM, @@ -526,7 +524,6 @@ var_cache_create (struct var_cache **va) (**va).attrib_is_generic = 0; (**va).temp_binding = ~0; (**va).output_binding = ~0; - (**va).output_binding_idx = ~0; (**va).param_binding_type = ~0; (**va).param_binding_begin = ~0; (**va).param_binding_length = ~0; @@ -1580,108 +1577,98 @@ parse_attrib_binding (GLcontext * ctx, GLubyte ** inst, return err; } + /** * This translates between a binary token for an output variable type * and the mesa token for the same thing. * - * - * XXX: What is the 'name' for vertex program state? -> do we need it? - * I don't think we do; - * - * See nvfragprog.h for definitions - * - * \param inst - The parsed tokens - * \param binding - The name of the state we are binding too - * \param binding_idx - The index into the result register file that this is bound too - * - * See nvfragparse.c for the register file layout for fragment programs - * See nvvertparse.c for the register file layout for vertex programs + * \param inst The parsed tokens + * \param outputReg Returned index/number of the output register, + * one of the VERT_RESULT_* or FRAG_OUTPUT_* values. */ static GLuint -parse_result_binding (GLcontext * ctx, GLubyte ** inst, GLuint * binding, - GLuint * binding_idx, struct arb_program *Program) +parse_result_binding(GLcontext *ctx, GLubyte **inst, + GLuint *outputReg, struct arb_program *Program) { - GLuint b, out_color; + const GLubyte token = *(*inst)++; - switch (*(*inst)++) { + switch (token) { case FRAGMENT_RESULT_COLOR: - /* for frag programs, this is FRAGMENT_RESULT_COLOR */ if (Program->Base.Target == GL_FRAGMENT_PROGRAM_ARB) { + GLuint out_color; + /* This gets result of the color buffer we're supposed to - * draw into + * draw into. This pertains to GL_ARB_draw_buffers. */ parse_output_color_num(ctx, inst, Program, &out_color); - - *binding = FRAG_OUTPUT_COLR; - - /* XXX: We're ignoring the color buffer for now. */ - *binding_idx = 0; + ASSERT(out_color < MAX_DRAW_BUFFERS); + *outputReg = FRAG_OUTPUT_COLR; } - /* for vtx programs, this is VERTEX_RESULT_POSITION */ else { - *binding_idx = 0; + /* for vtx programs, this is VERTEX_RESULT_POSITION */ + *outputReg = VERT_RESULT_HPOS; } break; case FRAGMENT_RESULT_DEPTH: - /* for frag programs, this is FRAGMENT_RESULT_DEPTH */ if (Program->Base.Target == GL_FRAGMENT_PROGRAM_ARB) { - *binding = FRAG_OUTPUT_DEPR; - *binding_idx = 2; + /* for frag programs, this is FRAGMENT_RESULT_DEPTH */ + *outputReg = FRAG_OUTPUT_DEPR; } - /* for vtx programs, this is VERTEX_RESULT_COLOR */ else { + /* for vtx programs, this is VERTEX_RESULT_COLOR */ GLint color_type; GLuint face_type = parse_face_type(inst); - GLint color_type_ret = parse_color_type(ctx, inst, Program, &color_type); + GLint err = parse_color_type(ctx, inst, Program, &color_type); + if (err) + return 1; - /* back face */ if (face_type) { - if (color_type_ret) return 1; - - /* secondary color */ + /* back face */ if (color_type) { - *binding_idx = 4; + *outputReg = VERT_RESULT_BFC1; /* secondary color */ } - /* primary color */ else { - *binding_idx = 3; + *outputReg = VERT_RESULT_BFC0; /* primary color */ } } - /* front face */ else { - /* secondary color */ + /* front face */ if (color_type) { - *binding_idx = 2; + *outputReg = VERT_RESULT_COL1; /* secondary color */ } /* primary color */ else { - *binding_idx = 1; + *outputReg = VERT_RESULT_COL0; /* primary color */ } } } break; case VERTEX_RESULT_FOGCOORD: - *binding_idx = 5; + *outputReg = VERT_RESULT_FOGC; break; case VERTEX_RESULT_POINTSIZE: - *binding_idx = 6; + *outputReg = VERT_RESULT_PSIZ; break; case VERTEX_RESULT_TEXCOORD: - if (parse_texcoord_num (ctx, inst, Program, &b)) - return 1; - *binding_idx = 7 + b; + { + GLuint unit; + if (parse_texcoord_num (ctx, inst, Program, &unit)) + return 1; + *outputReg = VERT_RESULT_TEX0 + unit; + } break; } - Program->OutputsWritten |= (1 << *binding_idx); + Program->OutputsWritten |= (1 << *outputReg); return 0; } + /** * This handles the declaration of ATTRIB variables * @@ -1715,22 +1702,19 @@ parse_attrib (GLcontext * ctx, GLubyte ** inst, struct var_cache **vc_head, attrib_var->type = vt_attrib; - /* I think this is ok now - karl */ - /* XXX: */ - /*if (Program->type == GL_FRAGMENT_PROGRAM_ARB) */ - { - if (parse_attrib_binding - (ctx, inst, Program, &attrib_var->attrib_binding, - &attrib_var->attrib_binding_idx, &attrib_var->attrib_is_generic)) - return 1; - if (generic_attrib_check(*vc_head)) { - _mesa_set_program_error (ctx, Program->Position, - "Cannot use both a generic vertex attribute and a specific attribute of the same type"); - _mesa_error (ctx, GL_INVALID_OPERATION, - "Cannot use both a generic vertex attribute and a specific attribute of the same type"); - return 1; - } + if (parse_attrib_binding(ctx, inst, Program, &attrib_var->attrib_binding, + &attrib_var->attrib_binding_idx, + &attrib_var->attrib_is_generic)) + return 1; + if (generic_attrib_check(*vc_head)) { + _mesa_set_program_error(ctx, Program->Position, + "Cannot use both a generic vertex attribute " + "and a specific attribute of the same type"); + _mesa_error(ctx, GL_INVALID_OPERATION, + "Cannot use both a generic vertex attribute and a specific " + "attribute of the same type"); + return 1; } Program->Base.NumAttributes++; @@ -1748,15 +1732,12 @@ parse_param_elements (GLcontext * ctx, GLubyte ** inst, struct arb_program *Program, GLboolean use) { GLint idx; - GLuint err; + GLuint err = 0; GLint state_tokens[6]; GLfloat const_values[4]; - err = 0; - switch (*(*inst)++) { case PARAM_STATE_ELEMENT: - if (parse_state_single_item (ctx, inst, Program, state_tokens)) return 1; @@ -1792,7 +1773,6 @@ parse_param_elements (GLcontext * ctx, GLubyte ** inst, break; case PARAM_PROGRAM_ELEMENT: - if (parse_program_single_item (ctx, inst, Program, state_tokens)) return 1; idx = _mesa_add_state_reference (Program->Parameters, state_tokens); @@ -1841,10 +1821,9 @@ parse_param_elements (GLcontext * ctx, GLubyte ** inst, Program->Base.NumParameters++; } } - else - { - (*inst)++; - } + else { + (*inst)++; + } break; case PARAM_CONSTANT: @@ -1859,10 +1838,10 @@ parse_param_elements (GLcontext * ctx, GLubyte ** inst, break; default: - _mesa_set_program_error (ctx, Program->Position, - "Unexpected token in parse_param_elements()"); - _mesa_error (ctx, GL_INVALID_OPERATION, - "Unexpected token in parse_param_elements()"); + _mesa_set_program_error(ctx, Program->Position, + "Unexpected token in parse_param_elements()"); + _mesa_error(ctx, GL_INVALID_OPERATION, + "Unexpected token in parse_param_elements()"); return 1; } @@ -1882,6 +1861,7 @@ parse_param_elements (GLcontext * ctx, GLubyte ** inst, return err; } + /** * This picks out PARAM program parameter bindings. * @@ -1895,7 +1875,6 @@ parse_param (GLcontext * ctx, GLubyte ** inst, struct var_cache **vc_head, { GLuint found, err; GLint specified_length; - char *error_msg; struct var_cache *param_var; err = 0; @@ -1903,7 +1882,8 @@ parse_param (GLcontext * ctx, GLubyte ** inst, struct var_cache **vc_head, Program->Position = parse_position (inst); if (found) { - error_msg = (char *) _mesa_malloc (_mesa_strlen ((char *) param_var->name) + 40); + char *error_msg = (char *) + _mesa_malloc (_mesa_strlen ((char *) param_var->name) + 40); _mesa_sprintf (error_msg, "Duplicate Varible Declaration: %s", param_var->name); @@ -1948,10 +1928,10 @@ parse_param (GLcontext * ctx, GLubyte ** inst, struct var_cache **vc_head, /* Test array length here! */ if (specified_length) { if (specified_length != (int)param_var->param_binding_length) { - _mesa_set_program_error (ctx, Program->Position, - "Declared parameter array length does not match parameter list"); - _mesa_error (ctx, GL_INVALID_OPERATION, - "Declared parameter array length does not match parameter list"); + const char *msg + = "Declared parameter array length does not match parameter list"; + _mesa_set_program_error(ctx, Program->Position, msg); + _mesa_error(ctx, GL_INVALID_OPERATION, msg); } } @@ -2005,13 +1985,12 @@ parse_temp (GLcontext * ctx, GLubyte ** inst, struct var_cache **vc_head, { GLuint found; struct var_cache *temp_var; - char *error_msg; while (**inst != 0) { temp_var = parse_string (inst, vc_head, Program, &found); Program->Position = parse_position (inst); if (found) { - error_msg = (char *) + char *error_msg = (char *) _mesa_malloc (_mesa_strlen ((char *) temp_var->name) + 40); _mesa_sprintf (error_msg, "Duplicate Varible Declaration: %s", temp_var->name); @@ -2057,12 +2036,12 @@ parse_output (GLcontext * ctx, GLubyte ** inst, struct var_cache **vc_head, { GLuint found; struct var_cache *output_var; + GLuint err; output_var = parse_string (inst, vc_head, Program, &found); Program->Position = parse_position (inst); if (found) { - char *error_msg; - error_msg = (char *) + char *error_msg = (char *) _mesa_malloc (_mesa_strlen ((char *) output_var->name) + 40); _mesa_sprintf (error_msg, "Duplicate Varible Declaration: %s", output_var->name); @@ -2075,8 +2054,9 @@ parse_output (GLcontext * ctx, GLubyte ** inst, struct var_cache **vc_head, } output_var->type = vt_output; - return parse_result_binding (ctx, inst, &output_var->output_binding, - &output_var->output_binding_idx, Program); + + err = parse_result_binding(ctx, inst, &output_var->output_binding, Program); + return err; } /** @@ -2090,14 +2070,12 @@ parse_alias (GLcontext * ctx, GLubyte ** inst, struct var_cache **vc_head, { GLuint found; struct var_cache *temp_var; - char *error_msg; - temp_var = parse_string (inst, vc_head, Program, &found); Program->Position = parse_position (inst); if (found) { - error_msg = (char *) + char *error_msg = (char *) _mesa_malloc (_mesa_strlen ((char *) temp_var->name) + 40); _mesa_sprintf (error_msg, "Duplicate Varible Declaration: %s", temp_var->name); @@ -2115,7 +2093,7 @@ parse_alias (GLcontext * ctx, GLubyte ** inst, struct var_cache **vc_head, if (!found) { - error_msg = (char *) + char *error_msg = (char *) _mesa_malloc (_mesa_strlen ((char *) temp_var->name) + 40); _mesa_sprintf (error_msg, "Alias value %s is not defined", temp_var->alias_binding->name); @@ -2141,13 +2119,12 @@ parse_address (GLcontext * ctx, GLubyte ** inst, struct var_cache **vc_head, { GLuint found; struct var_cache *temp_var; - char *error_msg; while (**inst != 0) { temp_var = parse_string (inst, vc_head, Program, &found); Program->Position = parse_position (inst); if (found) { - error_msg = (char *) + char *error_msg = (char *) _mesa_malloc (_mesa_strlen ((char *) temp_var->name) + 40); _mesa_sprintf (error_msg, "Duplicate Varible Declaration: %s", temp_var->name); @@ -2163,10 +2140,10 @@ parse_address (GLcontext * ctx, GLubyte ** inst, struct var_cache **vc_head, if (Program->Base.NumAddressRegs >= ctx->Const.MaxVertexProgramAddressRegs) { - _mesa_set_program_error (ctx, Program->Position, - "Too many ADDRESS variables declared"); - _mesa_error (ctx, GL_INVALID_OPERATION, - "Too many ADDRESS variables declared"); + const char *msg = "Too many ADDRESS variables declared"; + _mesa_set_program_error(ctx, Program->Position, msg); + + _mesa_error(ctx, GL_INVALID_OPERATION, msg); return 1; } @@ -2219,10 +2196,11 @@ parse_declaration (GLcontext * ctx, GLubyte ** inst, struct var_cache **vc_head, } /** - * Handle the parsing out of a masked destination register + * Handle the parsing out of a masked destination register, either for a + * vertex or fragment program. * * If we are a vertex program, make sure we don't write to - * result.position of we have specified that the program is + * result.position if we have specified that the program is * position invariant * * \param File - The register file we write to @@ -2234,9 +2212,9 @@ parse_declaration (GLcontext * ctx, GLubyte ** inst, struct var_cache **vc_head, static GLuint parse_masked_dst_reg (GLcontext * ctx, GLubyte ** inst, struct var_cache **vc_head, struct arb_program *Program, - GLint * File, GLint * Index, GLint *WriteMask) + enum register_file *File, GLuint *Index, GLint *WriteMask) { - GLuint result, tmp; + GLuint tmp, result; struct var_cache *dst; /* We either have a result register specified, or a @@ -2244,8 +2222,7 @@ parse_masked_dst_reg (GLcontext * ctx, GLubyte ** inst, */ switch (*(*inst)++) { case REGISTER_RESULT: - if (parse_result_binding - (ctx, inst, &result, (GLuint *) Index, Program)) + if (parse_result_binding(ctx, inst, Index, Program)) return 1; *File = PROGRAM_OUTPUT; break; @@ -2266,7 +2243,7 @@ parse_masked_dst_reg (GLcontext * ctx, GLubyte ** inst, switch (dst->type) { case vt_output: *File = PROGRAM_OUTPUT; - *Index = dst->output_binding_idx; + *Index = dst->output_binding; break; case vt_temp: @@ -2479,7 +2456,8 @@ parse_extended_swizzle_mask(GLubyte **inst, GLubyte swizzle[4], static GLuint parse_src_reg (GLcontext * ctx, GLubyte ** inst, struct var_cache **vc_head, - struct arb_program *Program, GLint * File, GLint * Index, + struct arb_program *Program, + enum register_file * File, GLint * Index, GLboolean *IsRelOffset ) { struct var_cache *src; @@ -2508,10 +2486,10 @@ parse_src_reg (GLcontext * ctx, GLubyte ** inst, struct var_cache **vc_head, src->attrib_is_generic = is_generic; var_cache_append(vc_head, src); if (generic_attrib_check(*vc_head)) { - _mesa_set_program_error (ctx, Program->Position, - "Cannot use both a generic vertex attribute and a specific attribute of the same type"); - _mesa_error (ctx, GL_INVALID_OPERATION, - "Cannot use both a generic vertex attribute and a specific attribute of the same type"); + const char *msg = "Cannot use both a generic vertex attribute " + "and a specific attribute of the same type"; + _mesa_set_program_error (ctx, Program->Position, msg); + _mesa_error (ctx, GL_INVALID_OPERATION, msg); return 1; } break; @@ -2587,7 +2565,6 @@ parse_src_reg (GLcontext * ctx, GLubyte ** inst, struct var_cache **vc_head, break; case REGISTER_ESTABLISHED_NAME: - src = parse_string (inst, vc_head, Program, &found); Program->Position = parse_position (inst); @@ -2647,7 +2624,7 @@ parse_fp_vector_src_reg(GLcontext * ctx, GLubyte ** inst, struct arb_program *program, struct fp_src_register *reg) { - GLint file; + enum register_file file; GLint index; GLboolean negate; GLubyte swizzle[4]; @@ -2678,8 +2655,10 @@ parse_fp_dst_reg(GLcontext * ctx, GLubyte ** inst, struct var_cache **vc_head, struct arb_program *Program, struct fp_dst_register *reg ) { - GLint file, idx, mask; - + GLint mask; + GLuint idx; + enum register_file file; + if (parse_masked_dst_reg (ctx, inst, vc_head, Program, &file, &idx, &mask)) return 1; @@ -2692,16 +2671,18 @@ parse_fp_dst_reg(GLcontext * ctx, GLubyte ** inst, } - +/** + * Parse fragment program scalar src register. + */ static GLuint parse_fp_scalar_src_reg (GLcontext * ctx, GLubyte ** inst, - struct var_cache **vc_head, struct arb_program *Program, + struct var_cache **vc_head, + struct arb_program *Program, struct fp_src_register *reg ) { - - GLint File; + enum register_file File; GLint Index; - GLboolean Negate; + GLubyte Negate; GLubyte Swizzle[4]; GLboolean IsRelOffset; @@ -2740,19 +2721,11 @@ parse_fp_instruction (GLcontext * ctx, GLubyte ** inst, GLubyte instClass, type, code; GLboolean rel; - /* No condition codes in ARB_fp */ - fp->UpdateCondRegister = 0; + _mesa_init_fp_instruction(fp); /* Record the position in the program string for debugging */ fp->StringPos = Program->Position; - fp->Data = NULL; - - fp->DstReg.File = 0xf; /* mark as undef */ - fp->SrcReg[0].File = 0xf; /* mark as undef */ - fp->SrcReg[1].File = 0xf; /* mark as undef */ - fp->SrcReg[2].File = 0xf; /* mark as undef */ - /* OP_ALU_INST or OP_TEX_INST */ instClass = *(*inst)++; @@ -2774,11 +2747,6 @@ parse_fp_instruction (GLcontext * ctx, GLubyte ** inst, break; } - fp->Saturate = 0; - fp->Precision = FLOAT32; - - fp->DstReg.CondMask = COND_TR; - switch (type) { case OP_ALU_VECTOR: switch (code) { @@ -3019,7 +2987,8 @@ parse_fp_instruction (GLcontext * ctx, GLubyte ** inst, { GLubyte swizzle[4]; GLubyte negateMask; - GLint file, index; + enum register_file file; + GLint index; if (parse_src_reg(ctx, inst, vc_head, Program, &file, &index, &rel)) return 1; @@ -3107,7 +3076,9 @@ parse_vp_dst_reg(GLcontext * ctx, GLubyte ** inst, struct var_cache **vc_head, struct arb_program *Program, struct vp_dst_register *reg ) { - GLint file, idx, mask; + GLint mask; + GLuint idx; + enum register_file file; if (parse_masked_dst_reg(ctx, inst, vc_head, Program, &file, &idx, &mask)) return 1; @@ -3149,6 +3120,7 @@ parse_vp_address_reg (GLcontext * ctx, GLubyte ** inst, } /** + * Parse vertex program vector source register. */ static GLuint parse_vp_vector_src_reg(GLcontext * ctx, GLubyte ** inst, @@ -3156,14 +3128,14 @@ parse_vp_vector_src_reg(GLcontext * ctx, GLubyte ** inst, struct arb_program *program, struct vp_src_register *reg ) { - GLint file; + enum register_file file; GLint index; - GLboolean negate; + GLubyte negateMask; GLubyte swizzle[4]; GLboolean isRelOffset; /* Grab the sign */ - negate = (parse_sign (inst) == -1) ? 0xf : 0x0; + negateMask = (parse_sign (inst) == -1) ? 0xf : 0x0; /* And the src reg */ if (parse_src_reg (ctx, inst, vc_head, program, &file, &index, &isRelOffset)) @@ -3176,7 +3148,7 @@ parse_vp_vector_src_reg(GLcontext * ctx, GLubyte ** inst, reg->Index = index; reg->Swizzle = MAKE_SWIZZLE4(swizzle[0], swizzle[1], swizzle[2], swizzle[3]); - reg->Negate = negate; + reg->Negate = negateMask; reg->RelAddr = isRelOffset; return 0; } @@ -3184,13 +3156,13 @@ parse_vp_vector_src_reg(GLcontext * ctx, GLubyte ** inst, static GLuint parse_vp_scalar_src_reg (GLcontext * ctx, GLubyte ** inst, - struct var_cache **vc_head, struct arb_program *Program, + struct var_cache **vc_head, + struct arb_program *Program, struct vp_src_register *reg ) { - - GLint File; + enum register_file File; GLint Index; - GLboolean Negate; + GLubyte Negate; GLubyte Swizzle[4]; GLboolean IsRelOffset; @@ -3231,15 +3203,9 @@ parse_vp_instruction (GLcontext * ctx, GLubyte ** inst, /* The actual opcode name */ code = *(*inst)++; + _mesa_init_vp_instruction(vp); /* Record the position in the program string for debugging */ vp->StringPos = Program->Position; - vp->Data = NULL; - vp->SrcReg[0].RelAddr = vp->SrcReg[1].RelAddr = vp->SrcReg[2].RelAddr = 0; - vp->SrcReg[0].Swizzle = SWIZZLE_NOOP; - vp->SrcReg[1].Swizzle = SWIZZLE_NOOP; - vp->SrcReg[2].Swizzle = SWIZZLE_NOOP; - vp->SrcReg[3].Swizzle = SWIZZLE_NOOP; - vp->DstReg.WriteMask = 0xf; switch (type) { /* XXX: */ @@ -3403,7 +3369,8 @@ parse_vp_instruction (GLcontext * ctx, GLubyte ** inst, GLubyte swizzle[4]; GLubyte negateMask; GLboolean relAddr; - GLint file, index; + enum register_file file; + GLint index; if (parse_vp_dst_reg(ctx, inst, vc_head, Program, &vp->DstReg)) return 1; @@ -3679,6 +3646,33 @@ debug_variables (GLcontext * ctx, struct var_cache *vc_head, /** + * Grow an array of fragment program instructions. + */ +static struct fp_instruction * +realloc_fp_instructions(struct fp_instruction *oldArray, GLuint oldSize) +{ + struct fp_instruction *array = (struct fp_instruction *) + _mesa_realloc(oldArray, + oldSize * sizeof(struct fp_instruction), + (oldSize + 1) * sizeof(struct fp_instruction)); + return array; +} + +/** + * Grow an array of vertex program instructions. + */ +static struct vp_instruction * +realloc_vp_instructions(struct vp_instruction *oldArray, GLuint oldSize) +{ + struct vp_instruction *array = (struct vp_instruction *) + _mesa_realloc(oldArray, + oldSize * sizeof(struct vp_instruction), + (oldSize + 1) * sizeof(struct vp_instruction)); + return array; +} + + +/** * The main loop for parsing a fragment or vertex program * * \return GL_TRUE on success, GL_FALSE on error. @@ -3740,48 +3734,38 @@ parse_arb_program(GLcontext * ctx, GLubyte * inst, struct var_cache **vc_head, Program->Position = parse_position (&inst); if (Program->Base.Target == GL_FRAGMENT_PROGRAM_ARB) { - - /* Check the instruction count - * XXX: Does END count as an instruction? - */ - if (Program->Base.NumInstructions+1 == MAX_NV_FRAGMENT_PROGRAM_INSTRUCTIONS) { - _mesa_set_program_error (ctx, Program->Position, - "Max instruction count exceeded!"); - _mesa_error (ctx, GL_INVALID_OPERATION, - "Max instruction count exceeded!"); + /* Check instruction count. END counts as an instruction. */ + if (Program->Base.NumInstructions + 1 + == MAX_NV_FRAGMENT_PROGRAM_INSTRUCTIONS) { + const char *msg = "Max instruction count exceeded"; + _mesa_set_program_error(ctx, Program->Position, msg); + _mesa_error(ctx, GL_INVALID_OPERATION, msg); } - /* Realloc Program->FPInstructions */ - Program->FPInstructions = - (struct fp_instruction *) _mesa_realloc (Program->FPInstructions, - Program->Base.NumInstructions*sizeof(struct fp_instruction), - (Program->Base.NumInstructions+1)*sizeof (struct fp_instruction)); - - /* parse the current instruction */ + /* grow instruction list */ + Program->FPInstructions + = realloc_fp_instructions(Program->FPInstructions, + Program->Base.NumInstructions); + /* parse the current instruction */ err = parse_fp_instruction (ctx, &inst, vc_head, Program, - &Program->FPInstructions[Program->Base.NumInstructions]); - + &Program->FPInstructions[Program->Base.NumInstructions]); } else { - /* Check the instruction count - * XXX: Does END count as an instruction? - */ - if (Program->Base.NumInstructions+1 == MAX_NV_VERTEX_PROGRAM_INSTRUCTIONS) { - _mesa_set_program_error (ctx, Program->Position, - "Max instruction count exceeded!"); - _mesa_error (ctx, GL_INVALID_OPERATION, - "Max instruction count exceeded!"); + /* Check instruction count. END counts as an instruction. */ + if (Program->Base.NumInstructions + 1 + == MAX_NV_VERTEX_PROGRAM_INSTRUCTIONS) { + const char *msg = "Max instruction count exceeded"; + _mesa_set_program_error(ctx, Program->Position, msg); + _mesa_error(ctx, GL_INVALID_OPERATION, msg); } - /* Realloc Program->VPInstructions */ - Program->VPInstructions = - (struct vp_instruction *) _mesa_realloc (Program->VPInstructions, - Program->Base.NumInstructions*sizeof(struct vp_instruction), - (Program->Base.NumInstructions +1)*sizeof(struct vp_instruction)); - - /* parse the current instruction */ + /* grow instruction list */ + Program->VPInstructions + = realloc_vp_instructions(Program->VPInstructions, + Program->Base.NumInstructions); + /* parse the current instruction */ err = parse_vp_instruction (ctx, &inst, vc_head, Program, - &Program->VPInstructions[Program->Base.NumInstructions]); + &Program->VPInstructions[Program->Base.NumInstructions]); } /* increment Program->Base.NumInstructions */ @@ -3802,48 +3786,39 @@ parse_arb_program(GLcontext * ctx, GLubyte * inst, struct var_cache **vc_head, /* Finally, tag on an OPCODE_END instruction */ if (Program->Base.Target == GL_FRAGMENT_PROGRAM_ARB) { - Program->FPInstructions = - (struct fp_instruction *) _mesa_realloc (Program->FPInstructions, - Program->Base.NumInstructions*sizeof(struct fp_instruction), - (Program->Base.NumInstructions+1)*sizeof(struct fp_instruction)); - - Program->FPInstructions[Program->Base.NumInstructions].Opcode = FP_OPCODE_END; - Program->FPInstructions[Program->Base.NumInstructions].Saturate = 0; - Program->FPInstructions[Program->Base.NumInstructions].DstReg.File = 0xf; - Program->FPInstructions[Program->Base.NumInstructions].SrcReg[0].File = 0xf; - Program->FPInstructions[Program->Base.NumInstructions].SrcReg[1].File = 0xf; - Program->FPInstructions[Program->Base.NumInstructions].SrcReg[2].File = 0xf; + const GLuint numInst = Program->Base.NumInstructions; + Program->FPInstructions + = realloc_fp_instructions(Program->FPInstructions, numInst); + _mesa_init_fp_instruction(Program->FPInstructions + numInst); + Program->FPInstructions[numInst].Opcode = FP_OPCODE_END; /* YYY Wrong Position in program, whatever, at least not random -> crash Program->Position = parse_position (&inst); */ - Program->FPInstructions[Program->Base.NumInstructions].StringPos = Program->Position; - Program->FPInstructions[Program->Base.NumInstructions].Data = NULL; + Program->FPInstructions[numInst].StringPos = Program->Position; } else { - Program->VPInstructions = - (struct vp_instruction *) _mesa_realloc (Program->VPInstructions, - Program->Base.NumInstructions*sizeof(struct vp_instruction), - (Program->Base.NumInstructions+1)*sizeof(struct vp_instruction)); - - Program->VPInstructions[Program->Base.NumInstructions].Opcode = VP_OPCODE_END; + const GLuint numInst = Program->Base.NumInstructions; + Program->VPInstructions + = realloc_vp_instructions(Program->VPInstructions, numInst); + _mesa_init_vp_instruction(Program->VPInstructions + numInst); + Program->VPInstructions[numInst].Opcode = VP_OPCODE_END; /* YYY Wrong Position in program, whatever, at least not random -> crash Program->Position = parse_position (&inst); */ - Program->VPInstructions[Program->Base.NumInstructions].StringPos = Program->Position; - Program->VPInstructions[Program->Base.NumInstructions].Data = NULL; + Program->VPInstructions[numInst].StringPos = Program->Position; } - - /* increment Program->Base.NumInstructions */ Program->Base.NumInstructions++; return err; } + /* XXX temporary */ __extension__ static char core_grammar_text[] = #include "grammar_syn.h" ; + static int set_reg8 (GLcontext *ctx, grammar id, const byte *name, byte value) { char error_msg[300]; |