rooty/dxvk
1
0
Fork 0
mirror of https://github.com/doitsujin/dxvk.git synced 2025-03-15 07:29:17 +01:00
Code Issues Projects Releases Wiki Activity

[dxbc] Use texel buffers for raw/structured buffers with sparse feedback

Browse Source
This commit is contained in:
Philip Rebohle 2022-08-22 05:11:59 +02:00
parent 336aafcdf7
commit eaa5d16616
3 changed files with 23 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
src/dxbc/dxbc_analysis.cpp
View File

@ -52,10 +52,15 @@ namespace dxvk {
case DxbcInstClass::BufferLoad: { case DxbcInstClass::BufferLoad: {
uint32_t operandId = ins.op == DxbcOpcode::LdStructured ? 2 : 1; uint32_t operandId = ins.op == DxbcOpcode::LdStructured ? 2 : 1;
bool sparseFeedback = ins.dstCount == 2;
if (ins.src[operandId].type == DxbcOperandType::UnorderedAccessView) { if (ins.src[operandId].type == DxbcOperandType::UnorderedAccessView) {
const uint32_t registerId = ins.src[operandId].idx[0].offset; const uint32_t registerId = ins.src[operandId].idx[0].offset;
m_analysis->uavInfos[registerId].accessFlags |= VK_ACCESS_SHADER_READ_BIT; m_analysis->uavInfos[registerId].accessFlags |= VK_ACCESS_SHADER_READ_BIT;
m_analysis->uavInfos[registerId].sparseFeedback |= sparseFeedback;
} else if (ins.src[operandId].type == DxbcOperandType::Resource) {
const uint32_t registerId = ins.src[operandId].idx[0].offset;
m_analysis->srvInfos[registerId].sparseFeedback |= sparseFeedback;
} }
} break; } break;

12
src/dxbc/dxbc_analysis.h
View File

@ -19,9 +19,20 @@ namespace dxvk {
struct DxbcUavInfo { struct DxbcUavInfo {
bool accessTypedLoad = false; bool accessTypedLoad = false;
bool accessAtomicOp = false; bool accessAtomicOp = false;
bool sparseFeedback = false;
VkAccessFlags accessFlags = 0; VkAccessFlags accessFlags = 0;
}; };
/**
* \brief Info about shader resource views
*
* Stores whether an SRV is accessed with
* sparse feedback. Useful for buffers.
*/
struct DxbcSrvInfo {
bool sparseFeedback = false;
};
/** /**
* \brief Counts cull and clip distances * \brief Counts cull and clip distances
*/ */
@ -35,6 +46,7 @@ namespace dxvk {
*/ */
struct DxbcAnalysisInfo { struct DxbcAnalysisInfo {
std::array<DxbcUavInfo, 64> uavInfos; std::array<DxbcUavInfo, 64> uavInfos;
std::array<DxbcSrvInfo, 128> srvInfos;
std::array<DxbcRegMask, 4096> xRegMasks; std::array<DxbcRegMask, 4096> xRegMasks;
DxbcClipCullInfo clipCullIn; DxbcClipCullInfo clipCullIn;

6
src/dxbc/dxbc_compiler.cpp
View File

@ -1096,7 +1096,11 @@ namespace dxvk {
: computeSrvBinding(m_programInfo.type(), registerId); : computeSrvBinding(m_programInfo.type(), registerId);
// Test whether we should use a raw SSBO for this resource // Test whether we should use a raw SSBO for this resource
bool useRawSsbo = m_moduleInfo.options.minSsboAlignment <= resAlign; bool hasSparseFeedback = isUav
? m_analysis->uavInfos[registerId].sparseFeedback
: m_analysis->srvInfos[registerId].sparseFeedback;
bool useRawSsbo = m_moduleInfo.options.minSsboAlignment <= resAlign && !hasSparseFeedback;
if (useRawSsbo) { if (useRawSsbo) {
uint32_t elemType = getScalarTypeId(DxbcScalarType::Uint32); uint32_t elemType = getScalarTypeId(DxbcScalarType::Uint32);