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shader: Implement FCMP

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still need to configure some settings for NV denorm flush and intel NaN
This commit is contained in:
ameerj 2021-03-10 22:42:17 -05:00
parent 3a63fa0477
commit ba8c1d2eb4
9 changed files with 203 additions and 50 deletions
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1
src/shader_recompiler/backend/spirv/emit_spirv.h
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@ -232,6 +232,7 @@ Id EmitFPOrdGreaterThanEqual64(EmitContext& ctx, Id lhs, Id rhs);
Id EmitFPUnordGreaterThanEqual16(EmitContext& ctx, Id lhs, Id rhs);
Id EmitFPUnordGreaterThanEqual32(EmitContext& ctx, Id lhs, Id rhs);
Id EmitFPUnordGreaterThanEqual64(EmitContext& ctx, Id lhs, Id rhs);
Id EmitFPIsNan32(EmitContext& ctx, Id value);
Id EmitIAdd32(EmitContext& ctx, IR::Inst* inst, Id a, Id b);
void EmitIAdd64(EmitContext& ctx);
Id EmitISub32(EmitContext& ctx, Id a, Id b);

4
src/shader_recompiler/backend/spirv/emit_spirv_floating_point.cpp
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@ -346,4 +346,8 @@ Id EmitFPUnordGreaterThanEqual64(EmitContext& ctx, Id lhs, Id rhs) {
return ctx.OpFUnordGreaterThanEqual(ctx.U1, lhs, rhs);
}
Id EmitFPIsNan32(EmitContext& ctx, Id value) {
return ctx.OpIsNan(ctx.U1, value);
}
} // namespace Shader::Backend::SPIRV