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[dxso] Perform saturate after bitshift modifier

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This commit is contained in:
Joshua Ashton 2019-12-22 18:14:46 +00:00
parent 3ff9c4cc43
commit d39ff9020e
1 changed files with 8 additions and 8 deletions
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16
src/dxso/dxso_compiler.h
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@ -487,14 +487,6 @@ namespace dxvk {
if (value.type.ctype == DxsoScalarType::Float32) {
const uint32_t typeId = getVectorTypeId(value.type);
// Saturating only makes sense on floats
if (saturate) {
value.id = m_module.opNClamp(
typeId, value.id,
m_module.constfReplicant(0.0f, value.type.ccount),
m_module.constfReplicant(1.0f, value.type.ccount));
}
// There doesn't seem to be a nice float bitshift method for float vectors
// in Spirv that I can see... Resorting to multiplication.
if (shift != 0) {
@ -509,6 +501,14 @@ namespace dxvk {
else
value.id = m_module.opVectorTimesScalar(typeId, value.id, shiftConst);
}
// Saturating only makes sense on floats
if (saturate) {
value.id = m_module.opNClamp(
typeId, value.id,
m_module.constfReplicant(0.0f, value.type.ccount),
m_module.constfReplicant(1.0f, value.type.ccount));
}
}
this->emitValueStore(ptr, value, writeMask, predicate);