diff options
| author | Francisco Jerez <[email protected]> | 2016-04-29 23:36:59 -0700 |
|---|---|---|
| committer | Francisco Jerez <[email protected]> | 2016-05-29 23:41:37 -0700 |
| commit | 48d743c5019076056739561f979e7101c04acf21 (patch) | |
| tree | 57e9f51731d4b2df3e344dae4bab1a624a51e6c4 /src/mesa | |
| parent | f1a607cf68aef55df6ecc4bbc62e9a4f6e930ca8 (diff) | |
i965/fs: Allow constant propagation into logical send sources.
Logical sends are eventually lowered into a series of copies so they
can take almost anything as source.
Reviewed-by: Jason Ekstrand <[email protected]>
Diffstat (limited to 'src/mesa')
| -rw-r--r-- | src/mesa/drivers/dri/i965/brw_fs_copy_propagation.cpp | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_fs_copy_propagation.cpp b/src/mesa/drivers/dri/i965/brw_fs_copy_propagation.cpp index f93a20c7faa..38103af566b 100644 --- a/src/mesa/drivers/dri/i965/brw_fs_copy_propagation.cpp +++ b/src/mesa/drivers/dri/i965/brw_fs_copy_propagation.cpp @@ -688,6 +688,40 @@ fs_visitor::try_constant_propagate(fs_inst *inst, acp_entry *entry) } break; + case FS_OPCODE_FB_WRITE_LOGICAL: + /* The stencil and omask sources of FS_OPCODE_FB_WRITE_LOGICAL are + * bit-cast using a strided region so they cannot be immediates. + */ + if (i != FB_WRITE_LOGICAL_SRC_SRC_STENCIL && + i != FB_WRITE_LOGICAL_SRC_OMASK) { + inst->src[i] = val; + progress = true; + } + break; + + case SHADER_OPCODE_TEX_LOGICAL: + case SHADER_OPCODE_TXD_LOGICAL: + case SHADER_OPCODE_TXF_LOGICAL: + case SHADER_OPCODE_TXL_LOGICAL: + case SHADER_OPCODE_TXS_LOGICAL: + case FS_OPCODE_TXB_LOGICAL: + case SHADER_OPCODE_TXF_CMS_LOGICAL: + case SHADER_OPCODE_TXF_CMS_W_LOGICAL: + case SHADER_OPCODE_TXF_UMS_LOGICAL: + case SHADER_OPCODE_TXF_MCS_LOGICAL: + case SHADER_OPCODE_LOD_LOGICAL: + case SHADER_OPCODE_TG4_LOGICAL: + case SHADER_OPCODE_TG4_OFFSET_LOGICAL: + case SHADER_OPCODE_UNTYPED_ATOMIC_LOGICAL: + case SHADER_OPCODE_UNTYPED_SURFACE_READ_LOGICAL: + case SHADER_OPCODE_UNTYPED_SURFACE_WRITE_LOGICAL: + case SHADER_OPCODE_TYPED_ATOMIC_LOGICAL: + case SHADER_OPCODE_TYPED_SURFACE_READ_LOGICAL: + case SHADER_OPCODE_TYPED_SURFACE_WRITE_LOGICAL: + inst->src[i] = val; + progress = true; + break; + case FS_OPCODE_UNIFORM_PULL_CONSTANT_LOAD: case SHADER_OPCODE_BROADCAST: inst->src[i] = val; |