diff options
Diffstat (limited to 'src/libs/dxvk-native-1.9.2a/src/dxbc/dxbc_analysis.cpp')
-rw-r--r-- | src/libs/dxvk-native-1.9.2a/src/dxbc/dxbc_analysis.cpp | 103 |
1 files changed, 103 insertions, 0 deletions
diff --git a/src/libs/dxvk-native-1.9.2a/src/dxbc/dxbc_analysis.cpp b/src/libs/dxvk-native-1.9.2a/src/dxbc/dxbc_analysis.cpp new file mode 100644 index 00000000..4d59b8c8 --- /dev/null +++ b/src/libs/dxvk-native-1.9.2a/src/dxbc/dxbc_analysis.cpp @@ -0,0 +1,103 @@ +#include "dxbc_analysis.h" + +namespace dxvk { + + DxbcAnalyzer::DxbcAnalyzer( + const DxbcModuleInfo& moduleInfo, + const DxbcProgramInfo& programInfo, + const Rc<DxbcIsgn>& isgn, + const Rc<DxbcIsgn>& osgn, + const Rc<DxbcIsgn>& psgn, + DxbcAnalysisInfo& analysis) + : m_isgn (isgn), + m_osgn (osgn), + m_psgn (psgn), + m_analysis(&analysis) { + // Get number of clipping and culling planes from the + // input and output signatures. We will need this to + // declare the shader input and output interfaces. + m_analysis->clipCullIn = getClipCullInfo(m_isgn); + m_analysis->clipCullOut = getClipCullInfo(m_osgn); + } + + + DxbcAnalyzer::~DxbcAnalyzer() { + + } + + + void DxbcAnalyzer::processInstruction(const DxbcShaderInstruction& ins) { + switch (ins.opClass) { + case DxbcInstClass::Atomic: { + const uint32_t operandId = ins.dstCount - 1; + + if (ins.dst[operandId].type == DxbcOperandType::UnorderedAccessView) { + const uint32_t registerId = ins.dst[operandId].idx[0].offset; + m_analysis->uavInfos[registerId].accessAtomicOp = true; + m_analysis->uavInfos[registerId].accessFlags |= VK_ACCESS_SHADER_READ_BIT | VK_ACCESS_SHADER_WRITE_BIT; + } + } break; + + case DxbcInstClass::TextureSample: + case DxbcInstClass::TextureGather: + case DxbcInstClass::TextureQueryLod: + case DxbcInstClass::VectorDeriv: { + m_analysis->usesDerivatives = true; + } break; + + case DxbcInstClass::ControlFlow: { + if (ins.op == DxbcOpcode::Discard) + m_analysis->usesKill = true; + } break; + + case DxbcInstClass::BufferLoad: { + uint32_t operandId = ins.op == DxbcOpcode::LdStructured ? 2 : 1; + + if (ins.src[operandId].type == DxbcOperandType::UnorderedAccessView) { + const uint32_t registerId = ins.src[operandId].idx[0].offset; + m_analysis->uavInfos[registerId].accessFlags |= VK_ACCESS_SHADER_READ_BIT; + } + } break; + + case DxbcInstClass::BufferStore: { + if (ins.dst[0].type == DxbcOperandType::UnorderedAccessView) { + const uint32_t registerId = ins.dst[0].idx[0].offset; + m_analysis->uavInfos[registerId].accessFlags |= VK_ACCESS_SHADER_WRITE_BIT; + } + } break; + + case DxbcInstClass::TypedUavLoad: { + const uint32_t registerId = ins.src[1].idx[0].offset; + m_analysis->uavInfos[registerId].accessTypedLoad = true; + m_analysis->uavInfos[registerId].accessFlags |= VK_ACCESS_SHADER_READ_BIT; + } break; + + case DxbcInstClass::TypedUavStore: { + const uint32_t registerId = ins.dst[0].idx[0].offset; + m_analysis->uavInfos[registerId].accessFlags |= VK_ACCESS_SHADER_WRITE_BIT; + } break; + + default: + return; + } + } + + + DxbcClipCullInfo DxbcAnalyzer::getClipCullInfo(const Rc<DxbcIsgn>& sgn) const { + DxbcClipCullInfo result; + + if (sgn != nullptr) { + for (auto e = sgn->begin(); e != sgn->end(); e++) { + const uint32_t componentCount = e->componentMask.popCount(); + + if (e->systemValue == DxbcSystemValue::ClipDistance) + result.numClipPlanes += componentCount; + if (e->systemValue == DxbcSystemValue::CullDistance) + result.numCullPlanes += componentCount; + } + } + + return result; + } + +} |