diff options
| author | Ian Romanick <[email protected]> | 2009-09-03 14:05:18 -0700 |
|---|---|---|
| committer | Ian Romanick <[email protected]> | 2009-09-03 14:05:18 -0700 |
| commit | b8e389bb0315287b72087b93a089ab944d77ab80 (patch) | |
| tree | 4b35266c7a2ee37b6356d02db4803d0c4595cde3 /src/mesa/shader/program_parse.y | |
| parent | 8ca6fd8a83412e3a76746f0ee61027b796516f95 (diff) | |
NV fp parser: Support new scalar constant behavior
ARBfp requires scalar constants have a '.x' suffix, but NVfp_option
does not. This shows up with instructions that require a scalar
parameter (e.g., COS).
Diffstat (limited to 'src/mesa/shader/program_parse.y')
| -rw-r--r-- | src/mesa/shader/program_parse.y | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/src/mesa/shader/program_parse.y b/src/mesa/shader/program_parse.y index 4cd459a096f..fa94f763c4d 100644 --- a/src/mesa/shader/program_parse.y +++ b/src/mesa/shader/program_parse.y @@ -534,6 +534,23 @@ scalarSrcReg: optionalSign srcReg scalarSuffix $$.Base.Swizzle = _mesa_combine_swizzles($$.Base.Swizzle, $3.swizzle); } + | optionalSign paramConstScalarUse + { + struct asm_symbol temp_sym; + + if (!state->option.NV_fragment) { + yyerror(& @2, state, "expected scalar suffix"); + YYERROR; + } + + memset(& temp_sym, 0, sizeof(temp_sym)); + temp_sym.param_binding_begin = ~0; + initialize_symbol_from_const(state->prog, & temp_sym, & $2); + + init_src_reg(& $$); + $$.Base.File = PROGRAM_CONSTANT; + $$.Base.Index = temp_sym.param_binding_begin; + } ; swizzleSrcReg: optionalSign srcReg swizzleSuffix |