diff options
| author | Matt Turner <[email protected]> | 2017-06-30 15:07:10 -0700 |
|---|---|---|
| committer | Matt Turner <[email protected]> | 2017-07-20 16:56:49 -0700 |
| commit | 1038d385a9b5817132d16f9f5877743d0bb8cca0 (patch) | |
| tree | 2acb3c00980c276cd34c71959c0cbfb89f1085c5 /src/intel | |
| parent | 51c1659af8c1e75f96f1643a890b2858ca76b5eb (diff) | |
nir: Reduce destination size of ballot intrinsic when possible
Some hardware, like i965, doesn't support group sizes greater than 32.
In that case, we can reduce the destination size of the ballot
intrinsic, which will simplify our code generation.
Reviewed-by: Connor Abbott <[email protected]>
Reviewed-by: Kenneth Graunke <[email protected]>
Diffstat (limited to 'src/intel')
| -rw-r--r-- | src/intel/compiler/brw_compiler.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/src/intel/compiler/brw_compiler.c b/src/intel/compiler/brw_compiler.c index 39a8237ff07..e86ab0fc687 100644 --- a/src/intel/compiler/brw_compiler.c +++ b/src/intel/compiler/brw_compiler.c @@ -58,6 +58,7 @@ static const struct nir_shader_compiler_options scalar_nir_options = { .lower_unpack_unorm_2x16 = true, .lower_unpack_unorm_4x8 = true, .lower_subgroup_masks = true, + .max_subgroup_size = 64, /* FIXME */ .max_unroll_iterations = 32, }; |