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authorameerj <52414509+ameerj@users.noreply.github.com>2021-03-07 22:01:22 -0500
committerameerj <52414509+ameerj@users.noreply.github.com>2021-07-22 21:51:23 -0400
commit7d6ba5b9840a4ba00a9b0f207c1c119d60dcf8b7 (patch)
treed2e7976c767b5b292f0a0318783869045ff0fda6 /src/shader_recompiler/backend/spirv/emit_spirv_integer.cpp
parent924f0a9149b6777782347be3d2c833a5f8e90058 (diff)
shader: Implement R2P
Diffstat (limited to 'src/shader_recompiler/backend/spirv/emit_spirv_integer.cpp')
-rw-r--r--src/shader_recompiler/backend/spirv/emit_spirv_integer.cpp9
1 files changed, 7 insertions, 2 deletions
diff --git a/src/shader_recompiler/backend/spirv/emit_spirv_integer.cpp b/src/shader_recompiler/backend/spirv/emit_spirv_integer.cpp
index 5ab3b5e864..c9de204b01 100644
--- a/src/shader_recompiler/backend/spirv/emit_spirv_integer.cpp
+++ b/src/shader_recompiler/backend/spirv/emit_spirv_integer.cpp
@@ -114,8 +114,13 @@ Id EmitBitFieldSExtract(EmitContext& ctx, Id base, Id offset, Id count) {
return ctx.OpBitFieldSExtract(ctx.U32[1], base, offset, count);
}
-Id EmitBitFieldUExtract(EmitContext& ctx, Id base, Id offset, Id count) {
- return ctx.OpBitFieldUExtract(ctx.U32[1], base, offset, count);
+Id EmitBitFieldUExtract(EmitContext& ctx, IR::Inst* inst, Id base, Id offset, Id count) {
+ const Id result{ctx.OpBitFieldUExtract(ctx.U32[1], base, offset, count)};
+ if (IR::Inst* const zero{inst->GetAssociatedPseudoOperation(IR::Opcode::GetZeroFromOp)}) {
+ zero->SetDefinition(ctx.OpIEqual(ctx.U1, result, ctx.u32_zero_value));
+ zero->Invalidate();
+ }
+ return result;
}
Id EmitBitReverse32(EmitContext& ctx, Id value) {