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[spirv] Implement constbReplicant

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This commit is contained in:
Joshua Ashton 2019-10-06 18:18:32 +01:00 committed by Philip Rebohle
parent 8b6dd0544e
commit f5dd509429
2 changed files with 22 additions and 0 deletions
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18
src/spirv/spirv_module.cpp
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@ -377,6 +377,24 @@ namespace dxvk {
return this->constComposite(vectorTypeId, count, args.data());
}
uint32_t SpirvModule::constbReplicant(
bool replicant,
uint32_t count) {
uint32_t value = this->constBool(replicant);
std::array<uint32_t, 4> args = { value, value, value, value };
// Can't make a scalar composite.
if (count == 1)
return args[0];
uint32_t scalarTypeId = this->defBoolType();
uint32_t vectorTypeId = this->defVectorType(scalarTypeId, count);
return this->constComposite(vectorTypeId, count, args.data());
}
uint32_t SpirvModule::constComposite(

4
src/spirv/spirv_module.h
View File

@ -170,6 +170,10 @@ namespace dxvk {
uint32_t constfReplicant(
float replicant,
uint32_t count);
uint32_t constbReplicant(
bool replicant,
uint32_t count);
uint32_t constComposite(
uint32_t typeId,