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Diffstat (limited to 'src/intel/compiler/brw_compiler.h')
| -rw-r--r-- | src/intel/compiler/brw_compiler.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/src/intel/compiler/brw_compiler.h b/src/intel/compiler/brw_compiler.h index d8287dca69a..0e27c898203 100644 --- a/src/intel/compiler/brw_compiler.h +++ b/src/intel/compiler/brw_compiler.h @@ -113,6 +113,14 @@ struct brw_compiler { bool supports_pull_constants; }; +/** + * We use a constant subgroup size of 32. It really only needs to be a + * maximum and, since we do SIMD32 for compute shaders in some cases, it + * needs to be at least 32. SIMD8 and SIMD16 shaders will still claim a + * subgroup size of 32 but will act as if 16 or 24 of those channels are + * disabled. + */ +#define BRW_SUBGROUP_SIZE 32 /** * Program key structures. |