diff options
Diffstat (limited to 'src/mesa')
| -rw-r--r-- | src/mesa/shader/program_parse.y | 83 |
1 files changed, 55 insertions, 28 deletions
diff --git a/src/mesa/shader/program_parse.y b/src/mesa/shader/program_parse.y index 20bde83af72..32b058400c9 100644 --- a/src/mesa/shader/program_parse.y +++ b/src/mesa/shader/program_parse.y @@ -66,8 +66,14 @@ static int validate_inputs(struct YYLTYPE *locp, static void init_dst_reg(struct prog_dst_register *r); +static void set_dst_reg(struct prog_dst_register *r, + gl_register_file file, GLint index); + static void init_src_reg(struct asm_src_register *r); +static void set_src_reg(struct asm_src_register *r, + gl_register_file file, GLint index); + static void asm_instruction_set_operands(struct asm_instruction *inst, const struct prog_dst_register *dst, const struct asm_src_register *src0, const struct asm_src_register *src1, const struct asm_src_register *src2); @@ -580,9 +586,7 @@ scalarUse: srcReg scalarSuffix temp_sym.param_binding_begin = ~0; initialize_symbol_from_const(state->prog, & temp_sym, & $1); - init_src_reg(& $$); - $$.Base.File = PROGRAM_CONSTANT; - $$.Base.Index = temp_sym.param_binding_begin; + set_src_reg(& $$, PROGRAM_CONSTANT, temp_sym.param_binding_begin); } ; @@ -644,9 +648,7 @@ maskedDstReg: dstReg optionalMask optionalCcMask maskedAddrReg: addrReg addrWriteMask { - init_dst_reg(& $$); - $$.File = PROGRAM_ADDRESS; - $$.Index = 0; + set_dst_reg(& $$, PROGRAM_ADDRESS, 0); $$.WriteMask = $2.mask; } ; @@ -776,16 +778,13 @@ srcReg: USED_IDENTIFIER /* temporaryReg | progParamSingle */ init_src_reg(& $$); switch (s->type) { case at_temp: - $$.Base.File = PROGRAM_TEMPORARY; - $$.Base.Index = s->temp_binding; + set_src_reg(& $$, PROGRAM_TEMPORARY, s->temp_binding); break; case at_param: - $$.Base.File = s->param_binding_type; - $$.Base.Index = s->param_binding_begin; + set_src_reg(& $$, s->param_binding_type, s->param_binding_begin); break; case at_attrib: - $$.Base.File = PROGRAM_INPUT; - $$.Base.Index = s->attrib_binding; + set_src_reg(& $$, PROGRAM_INPUT, s->attrib_binding); state->prog->InputsRead |= (1U << $$.Base.Index); if (!validate_inputs(& @1, state)) { @@ -800,9 +799,7 @@ srcReg: USED_IDENTIFIER /* temporaryReg | progParamSingle */ } | attribBinding { - init_src_reg(& $$); - $$.Base.File = PROGRAM_INPUT; - $$.Base.Index = $1; + set_src_reg(& $$, PROGRAM_INPUT, $1); state->prog->InputsRead |= (1U << $$.Base.Index); if (!validate_inputs(& @1, state)) { @@ -832,19 +829,16 @@ srcReg: USED_IDENTIFIER /* temporaryReg | progParamSingle */ } | paramSingleItemUse { - init_src_reg(& $$); - $$.Base.File = ($1.name != NULL) + gl_register_file file = ($1.name != NULL) ? $1.param_binding_type : PROGRAM_CONSTANT; - $$.Base.Index = $1.param_binding_begin; + set_src_reg(& $$, file, $1.param_binding_begin); } ; dstReg: resultBinding { - init_dst_reg(& $$); - $$.File = PROGRAM_OUTPUT; - $$.Index = $1; + set_dst_reg(& $$, PROGRAM_OUTPUT, $1); } | USED_IDENTIFIER /* temporaryReg | vertexResultReg */ { @@ -859,19 +853,15 @@ dstReg: resultBinding YYERROR; } - init_dst_reg(& $$); switch (s->type) { case at_temp: - $$.File = PROGRAM_TEMPORARY; - $$.Index = s->temp_binding; + set_dst_reg(& $$, PROGRAM_TEMPORARY, s->temp_binding); break; case at_output: - $$.File = PROGRAM_OUTPUT; - $$.Index = s->output_binding; + set_dst_reg(& $$, PROGRAM_OUTPUT, s->output_binding); break; default: - $$.File = s->param_binding_type; - $$.Index = s->param_binding_begin; + set_dst_reg(& $$, s->param_binding_type, s->param_binding_begin); break; } } @@ -2263,6 +2253,26 @@ init_dst_reg(struct prog_dst_register *r) } +/** Like init_dst_reg() but set the File and Index fields. */ +void +set_dst_reg(struct prog_dst_register *r, gl_register_file file, GLint index) +{ + const GLint maxIndex = 1 << INST_INDEX_BITS; + const GLint minIndex = 0; + ASSERT(index >= minIndex); + ASSERT(index <= maxIndex); + ASSERT(file == PROGRAM_TEMPORARY || + file == PROGRAM_ADDRESS || + file == PROGRAM_OUTPUT); + memset(r, 0, sizeof(*r)); + r->File = file; + r->Index = index; + r->WriteMask = WRITEMASK_XYZW; + r->CondMask = COND_TR; + r->CondSwizzle = SWIZZLE_NOOP; +} + + void init_src_reg(struct asm_src_register *r) { @@ -2273,6 +2283,23 @@ init_src_reg(struct asm_src_register *r) } +/** Like init_src_reg() but set the File and Index fields. */ +void +set_src_reg(struct asm_src_register *r, gl_register_file file, GLint index) +{ + const GLint maxIndex = (1 << INST_INDEX_BITS) - 1; + const GLint minIndex = -(1 << INST_INDEX_BITS); + ASSERT(index >= minIndex); + ASSERT(index <= maxIndex); + ASSERT(file < PROGRAM_FILE_MAX); + memset(r, 0, sizeof(*r)); + r->Base.File = file; + r->Base.Index = index; + r->Base.Swizzle = SWIZZLE_NOOP; + r->Symbol = NULL; +} + + /** * Validate the set of inputs used by a program * |