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[dxbc] Correctly report a size of 0 for unbound images

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This commit is contained in:
Philip Rebohle 2019-04-29 10:39:31 +02:00
parent 18cbaefdcb
commit a3e0157ab0
1 changed files with 25 additions and 2 deletions
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27
src/dxbc/dxbc_compiler.cpp
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@ -2945,7 +2945,6 @@ namespace dxvk {
// (dst0) The destination register
// (src0) Resource LOD to query
// (src1) Resource to query
// TODO Check if resource is bound
const DxbcBufferInfo resourceInfo = getBufferInfo(ins.src[1]);
const DxbcResinfoType resinfoType = ins.controls.resinfoType();
@ -5034,6 +5033,10 @@ namespace dxvk {
// Report one LOD in case of UAVs
result.id = m_module.constu32(1);
}
// Report zero LODs for unbound images
result.id = m_module.opSelect(getVectorTypeId(result.type),
info.specId, result.id, m_module.constu32(0));
return result;
}
@ -5077,7 +5080,27 @@ namespace dxvk {
getVectorTypeId(result.type),
m_module.opLoad(info.typeId, info.varId));
}
// Report a size of zero for unbound textures
uint32_t zero = m_module.constu32(0);
uint32_t cond = info.specId;
if (result.type.ccount > 1) {
std::array<uint32_t, 4> zeroes = {{ zero, zero, zero, zero }};
std::array<uint32_t, 4> conds = {{ cond, cond, cond, cond }};
zero = m_module.opCompositeConstruct(
getVectorTypeId(result.type),
result.type.ccount, zeroes.data());
cond = m_module.opCompositeConstruct(
m_module.defVectorType(m_module.defBoolType(), result.type.ccount),
result.type.ccount, conds.data());
}
result.id = m_module.opSelect(
getVectorTypeId(result.type),
cond, result.id, zero);
return result;
}