diff options
Diffstat (limited to 'src/gallium/auxiliary/tgsi/tgsi_exec.c')
| -rw-r--r-- | src/gallium/auxiliary/tgsi/tgsi_exec.c | 19 |
1 files changed, 16 insertions, 3 deletions
diff --git a/src/gallium/auxiliary/tgsi/tgsi_exec.c b/src/gallium/auxiliary/tgsi/tgsi_exec.c index 7892a67f04..35b2742351 100644 --- a/src/gallium/auxiliary/tgsi/tgsi_exec.c +++ b/src/gallium/auxiliary/tgsi/tgsi_exec.c @@ -1038,7 +1038,6 @@ fetch_src_file_channel(const struct tgsi_exec_machine *mach, break; case TGSI_FILE_INPUT: - case TGSI_FILE_SYSTEM_VALUE: for (i = 0; i < QUAD_SIZE; i++) { /* if (TGSI_PROCESSOR_GEOMETRY == mach->Processor) { @@ -1053,6 +1052,15 @@ fetch_src_file_channel(const struct tgsi_exec_machine *mach, } break; + case TGSI_FILE_SYSTEM_VALUE: + /* XXX no swizzling at this point. Will be needed if we put + * gl_FragCoord, for example, in a sys value register. + */ + for (i = 0; i < QUAD_SIZE; i++) { + chan->f[i] = mach->SystemValue[index->i[i]][0]; + } + break; + case TGSI_FILE_TEMPORARY: for (i = 0; i < QUAD_SIZE; i++) { assert(index->i[i] < TGSI_EXEC_NUM_TEMPS); @@ -1907,8 +1915,7 @@ exec_declaration(struct tgsi_exec_machine *mach, const struct tgsi_full_declaration *decl) { if (mach->Processor == TGSI_PROCESSOR_FRAGMENT) { - if (decl->Declaration.File == TGSI_FILE_INPUT || - decl->Declaration.File == TGSI_FILE_SYSTEM_VALUE) { + if (decl->Declaration.File == TGSI_FILE_INPUT) { uint first, last, mask; first = decl->Range.First; @@ -1921,6 +1928,7 @@ exec_declaration(struct tgsi_exec_machine *mach, * ureg code to emit the right UsageMask value (WRITEMASK_X). * Then, we could remove the tgsi_exec_machine::Face field. */ + /* XXX make FACE a system value */ if (decl->Semantic.Name == TGSI_SEMANTIC_FACE) { uint i; @@ -1962,8 +1970,13 @@ exec_declaration(struct tgsi_exec_machine *mach, } } } + + if (decl->Declaration.File == TGSI_FILE_SYSTEM_VALUE) { + mach->SysSemanticToIndex[decl->Declaration.Semantic] = decl->Range.First; + } } + typedef void (* micro_op)(union tgsi_exec_channel *dst); static void |