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[dxbc] Implement ld_uav_typed with sparse feedback

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This commit is contained in:
Philip Rebohle 2022-08-22 04:05:35 +02:00
parent 0faba649da
commit db3b2e23fb
1 changed files with 26 additions and 7 deletions
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33
src/dxbc/dxbc_compiler.cpp
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@ -3717,21 +3717,40 @@ namespace dxvk {
// Load texture coordinates
DxbcRegisterValue texCoord = emitLoadTexCoord(
ins.src[0], uavInfo.imageInfo);
SpirvImageOperands imageOperands;
imageOperands.sparse = ins.dstCount == 2;
DxbcVectorType texelType;
texelType.ctype = uavInfo.sampledType;
texelType.ccount = 4;
uint32_t texelTypeId = getVectorTypeId(texelType);
uint32_t resultTypeId = texelTypeId;
uint32_t resultId = 0;
if (imageOperands.sparse)
resultTypeId = getSparseResultTypeId(texelTypeId);
// Load source value from the UAV
DxbcRegisterValue uavValue;
uavValue.type.ctype = uavInfo.sampledType;
uavValue.type.ccount = 4;
uavValue.id = m_module.opImageRead(
getVectorTypeId(uavValue.type),
resultId = m_module.opImageRead(resultTypeId,
m_module.opLoad(uavInfo.imageTypeId, uavInfo.varId),
texCoord.id, SpirvImageOperands());
texCoord.id, imageOperands);
// Apply component swizzle and mask
DxbcRegisterValue uavValue;
uavValue.type = texelType;
uavValue.id = imageOperands.sparse
? emitExtractSparseTexel(texelTypeId, resultId)
: resultId;
uavValue = emitRegisterSwizzle(uavValue,
ins.src[1].swizzle, ins.dst[0].mask);
emitRegisterStore(ins.dst[0], uavValue);
if (imageOperands.sparse)
emitStoreSparseFeedback(ins.dst[1], resultId);
}