diff options
Diffstat (limited to 'src/shader_recompiler/backend/spirv/emit_spirv_warp.cpp')
-rw-r--r-- | src/shader_recompiler/backend/spirv/emit_spirv_warp.cpp | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/src/shader_recompiler/backend/spirv/emit_spirv_warp.cpp b/src/shader_recompiler/backend/spirv/emit_spirv_warp.cpp index f6196653a..1c23ccc08 100644 --- a/src/shader_recompiler/backend/spirv/emit_spirv_warp.cpp +++ b/src/shader_recompiler/backend/spirv/emit_spirv_warp.cpp @@ -49,6 +49,14 @@ Id SelectValue(EmitContext& ctx, Id in_range, Id value, Id src_thread_id) { } } // Anonymous namespace +Id EmitLaneId(EmitContext& ctx) { + const Id id{ctx.OpLoad(ctx.U32[1], ctx.subgroup_local_invocation_id)}; + if (!ctx.profile.warp_size_potentially_larger_than_guest) { + return id; + } + return ctx.OpBitwiseAnd(ctx.U32[1], id, ctx.Constant(ctx.U32[1], 31U)); +} + Id EmitVoteAll(EmitContext& ctx, Id pred) { if (!ctx.profile.warp_size_potentially_larger_than_guest) { return ctx.OpSubgroupAllKHR(ctx.U1, pred); |