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https://github.com/baldurk/renderdoc.git
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Add debug config variable D3D12_Experimental_EnableDXILShaderDebugging
When DXIL debugging is enabled, GetDebugStatus() matches currently supported LLVM instructions and DX.OP calls.
This commit is contained in:
Jake Turner
@@ -23,10 +23,14 @@
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******************************************************************************/
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#include "common/formatting.h"
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#include "core/settings.h"
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#include "strings/string_utils.h"
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#include "dxil_bytecode.h"
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#include "dxil_common.h"
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RDOC_DEBUG_CONFIG(bool, D3D12_Experimental_EnableDXILShaderDebugging, false,
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"Enable support for experimental DXIL shader debugger");
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namespace DXIL
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{
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enum class ResourcesTag
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@@ -1743,7 +1747,315 @@ DXBC::Reflection *Program::BuildReflection()
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rdcstr Program::GetDebugStatus()
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{
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return "Debugging DXIL is not supported";
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if(!D3D12_Experimental_EnableDXILShaderDebugging())
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return "Debugging DXIL is not supported";
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if((m_Type != DXBC::ShaderType::Vertex) && (m_Type != DXBC::ShaderType::Compute) &&
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(m_Type != DXBC::ShaderType::Pixel))
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return "Only DXIL Vertex, Pixel and Compute shaders are supported for debugging";
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for(size_t i = 0; i < m_Functions.size(); i++)
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{
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const Function &f = *m_Functions[i];
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// Only support "dx.op" external functions
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if(f.external)
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{
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if(!f.name.beginsWith("dx.op.") && !f.name.beginsWith("llvm.dbg."))
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return StringFormat::Fmt("Unsupported external function '%s'", f.name.c_str());
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}
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for(const Instruction *inst : f.instructions)
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{
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switch(inst->op)
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{
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case Operation::FPTrunc:
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case Operation::FPExt:
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case Operation::PtrToI:
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case Operation::IToPtr:
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case Operation::AddrSpaceCast:
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case Operation::FRem:
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case Operation::UDiv:
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case Operation::SDiv:
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case Operation::URem:
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case Operation::SRem:
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case Operation::FOrdFalse:
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case Operation::FOrdGreater:
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case Operation::FOrdGreaterEqual:
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case Operation::FOrdLess:
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case Operation::FOrdLessEqual:
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case Operation::FOrd:
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case Operation::FUnord:
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case Operation::FUnordEqual:
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case Operation::FUnordGreater:
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case Operation::FUnordGreaterEqual:
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case Operation::FUnordLess:
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case Operation::FUnordLessEqual:
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case Operation::FUnordNotEqual:
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case Operation::FOrdTrue:
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case Operation::UGreater:
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case Operation::UGreaterEqual:
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case Operation::ULess:
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case Operation::ULessEqual:
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case Operation::SGreater:
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case Operation::SGreaterEqual:
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case Operation::SLess:
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case Operation::SLessEqual:
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case Operation::ExtractElement:
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case Operation::InsertElement:
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case Operation::ShuffleVector:
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case Operation::InsertValue:
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case Operation::Switch:
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case Operation::Fence:
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case Operation::CompareExchange:
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case Operation::LoadAtomic:
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case Operation::StoreAtomic:
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case Operation::AtomicExchange:
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case Operation::AtomicAdd:
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case Operation::AtomicSub:
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case Operation::AtomicAnd:
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case Operation::AtomicNand:
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case Operation::AtomicOr:
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case Operation::AtomicXor:
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case Operation::AtomicMax:
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case Operation::AtomicMin:
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case Operation::AtomicUMax:
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case Operation::AtomicUMin:
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return StringFormat::Fmt("Unsupported instruction '%s'", ToStr(inst->op).c_str());
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case Operation::Call:
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{
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const Function *callFunc = inst->getFuncCall();
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rdcstr funcCallName = inst->getFuncCall()->name;
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if(funcCallName.beginsWith("dx.op."))
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{
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DXOp dxOpCode = DXOp::NumOpCodes;
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RDCASSERT(getival<DXOp>(inst->args[0], dxOpCode));
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RDCASSERT(dxOpCode < DXOp::NumOpCodes, dxOpCode, DXOp::NumOpCodes);
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switch(dxOpCode)
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{
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case DXOp::TempRegLoad:
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case DXOp::TempRegStore:
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case DXOp::MinPrecXRegLoad:
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case DXOp::MinPrecXRegStore:
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case DXOp::IsNaN:
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case DXOp::IsInf:
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case DXOp::IsFinite:
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case DXOp::IsNormal:
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case DXOp::Bfrev:
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case DXOp::Countbits:
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case DXOp::IMul:
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case DXOp::UMul:
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case DXOp::UDiv:
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case DXOp::UAddc:
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case DXOp::USubb:
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case DXOp::Fma:
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case DXOp::IMad:
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case DXOp::UMad:
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case DXOp::Msad:
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case DXOp::Ibfe:
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case DXOp::Ubfe:
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case DXOp::Bfi:
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case DXOp::CBufferLoad:
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case DXOp::SampleBias:
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case DXOp::SampleGrad:
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case DXOp::SampleCmp:
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case DXOp::BufferUpdateCounter:
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case DXOp::CheckAccessFullyMapped:
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case DXOp::TextureGather:
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case DXOp::TextureGatherCmp:
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case DXOp::AtomicBinOp:
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case DXOp::AtomicCompareExchange:
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case DXOp::Barrier:
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case DXOp::CalculateLOD:
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case DXOp::Discard:
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case DXOp::DerivFineX:
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case DXOp::DerivFineY:
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case DXOp::EvalSnapped:
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case DXOp::EvalSampleIndex:
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case DXOp::EvalCentroid:
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case DXOp::SampleIndex:
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case DXOp::Coverage:
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case DXOp::InnerCoverage:
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case DXOp::EmitStream:
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case DXOp::CutStream:
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case DXOp::EmitThenCutStream:
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case DXOp::GSInstanceID:
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case DXOp::MakeDouble:
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case DXOp::SplitDouble:
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case DXOp::LoadOutputControlPoint:
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case DXOp::LoadPatchConstant:
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case DXOp::DomainLocation:
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case DXOp::StorePatchConstant:
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case DXOp::OutputControlPointID:
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case DXOp::PrimitiveID:
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case DXOp::CycleCounterLegacy:
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case DXOp::WaveIsFirstLane:
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case DXOp::WaveGetLaneIndex:
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case DXOp::WaveGetLaneCount:
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case DXOp::WaveAnyTrue:
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case DXOp::WaveAllTrue:
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case DXOp::WaveActiveAllEqual:
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case DXOp::WaveActiveBallot:
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case DXOp::WaveReadLaneAt:
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case DXOp::WaveReadLaneFirst:
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case DXOp::WaveActiveOp:
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case DXOp::WaveActiveBit:
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case DXOp::WavePrefixOp:
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case DXOp::QuadReadLaneAt:
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case DXOp::QuadOp:
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case DXOp::BitcastI16toF16:
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case DXOp::BitcastF16toI16:
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case DXOp::BitcastI32toF32:
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case DXOp::BitcastF32toI32:
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case DXOp::BitcastI64toF64:
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case DXOp::BitcastF64toI64:
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case DXOp::LegacyF32ToF16:
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case DXOp::LegacyF16ToF32:
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case DXOp::LegacyDoubleToFloat:
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case DXOp::LegacyDoubleToSInt32:
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case DXOp::LegacyDoubleToUInt32:
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case DXOp::WaveAllBitCount:
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case DXOp::WavePrefixBitCount:
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case DXOp::AttributeAtVertex:
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case DXOp::ViewID:
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case DXOp::InstanceID:
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case DXOp::InstanceIndex:
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case DXOp::HitKind:
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case DXOp::RayFlags:
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case DXOp::DispatchRaysIndex:
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case DXOp::DispatchRaysDimensions:
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case DXOp::WorldRayOrigin:
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case DXOp::WorldRayDirection:
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case DXOp::ObjectRayOrigin:
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case DXOp::ObjectRayDirection:
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case DXOp::ObjectToWorld:
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case DXOp::WorldToObject:
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case DXOp::RayTMin:
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case DXOp::RayTCurrent:
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case DXOp::IgnoreHit:
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case DXOp::AcceptHitAndEndSearch:
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case DXOp::TraceRay:
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case DXOp::ReportHit:
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case DXOp::CallShader:
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case DXOp::CreateHandleForLib:
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case DXOp::PrimitiveIndex:
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case DXOp::Dot2AddHalf:
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case DXOp::Dot4AddI8Packed:
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case DXOp::Dot4AddU8Packed:
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case DXOp::WaveMatch:
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case DXOp::WaveMultiPrefixOp:
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case DXOp::WaveMultiPrefixBitCount:
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case DXOp::SetMeshOutputCounts:
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case DXOp::EmitIndices:
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case DXOp::GetMeshPayload:
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case DXOp::StoreVertexOutput:
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case DXOp::StorePrimitiveOutput:
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case DXOp::DispatchMesh:
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case DXOp::WriteSamplerFeedback:
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case DXOp::WriteSamplerFeedbackBias:
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case DXOp::WriteSamplerFeedbackLevel:
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case DXOp::WriteSamplerFeedbackGrad:
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case DXOp::AllocateRayQuery:
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case DXOp::RayQuery_TraceRayInline:
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case DXOp::RayQuery_Proceed:
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case DXOp::RayQuery_Abort:
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case DXOp::RayQuery_CommitNonOpaqueTriangleHit:
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case DXOp::RayQuery_CommitProceduralPrimitiveHit:
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case DXOp::RayQuery_CommittedStatus:
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case DXOp::RayQuery_CandidateType:
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case DXOp::RayQuery_CandidateObjectToWorld3x4:
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case DXOp::RayQuery_CandidateWorldToObject3x4:
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case DXOp::RayQuery_CommittedObjectToWorld3x4:
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case DXOp::RayQuery_CommittedWorldToObject3x4:
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case DXOp::RayQuery_CandidateProceduralPrimitiveNonOpaque:
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case DXOp::RayQuery_CandidateTriangleFrontFace:
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case DXOp::RayQuery_CommittedTriangleFrontFace:
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case DXOp::RayQuery_CandidateTriangleBarycentrics:
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case DXOp::RayQuery_CommittedTriangleBarycentrics:
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case DXOp::RayQuery_RayFlags:
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case DXOp::RayQuery_WorldRayOrigin:
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case DXOp::RayQuery_WorldRayDirection:
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case DXOp::RayQuery_RayTMin:
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case DXOp::RayQuery_CandidateTriangleRayT:
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case DXOp::RayQuery_CommittedRayT:
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case DXOp::RayQuery_CandidateInstanceIndex:
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case DXOp::RayQuery_CandidateInstanceID:
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case DXOp::RayQuery_CandidateGeometryIndex:
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case DXOp::RayQuery_CandidatePrimitiveIndex:
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case DXOp::RayQuery_CandidateObjectRayOrigin:
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case DXOp::RayQuery_CandidateObjectRayDirection:
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case DXOp::RayQuery_CommittedInstanceIndex:
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case DXOp::RayQuery_CommittedInstanceID:
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case DXOp::RayQuery_CommittedGeometryIndex:
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case DXOp::RayQuery_CommittedPrimitiveIndex:
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case DXOp::RayQuery_CommittedObjectRayOrigin:
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case DXOp::RayQuery_CommittedObjectRayDirection:
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case DXOp::GeometryIndex:
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case DXOp::RayQuery_CandidateInstanceContributionToHitGroupIndex:
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case DXOp::RayQuery_CommittedInstanceContributionToHitGroupIndex:
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case DXOp::CreateHandleFromHeap:
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case DXOp::Unpack4x8:
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case DXOp::Pack4x8:
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case DXOp::IsHelperLane:
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case DXOp::QuadVote:
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case DXOp::TextureGatherRaw:
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case DXOp::SampleCmpLevel:
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case DXOp::TextureStoreSample:
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case DXOp::WaveMatrix_Annotate:
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case DXOp::WaveMatrix_Depth:
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case DXOp::WaveMatrix_Fill:
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case DXOp::WaveMatrix_LoadRawBuf:
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case DXOp::WaveMatrix_LoadGroupShared:
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case DXOp::WaveMatrix_StoreRawBuf:
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case DXOp::WaveMatrix_StoreGroupShared:
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case DXOp::WaveMatrix_Multiply:
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case DXOp::WaveMatrix_MultiplyAccumulate:
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case DXOp::WaveMatrix_ScalarOp:
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case DXOp::WaveMatrix_SumAccumulate:
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case DXOp::WaveMatrix_Add:
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case DXOp::AllocateNodeOutputRecords:
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case DXOp::GetNodeRecordPtr:
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case DXOp::IncrementOutputCount:
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case DXOp::OutputComplete:
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case DXOp::GetInputRecordCount:
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case DXOp::FinishedCrossGroupSharing:
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case DXOp::BarrierByMemoryType:
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case DXOp::BarrierByMemoryHandle:
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case DXOp::BarrierByNodeRecordHandle:
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case DXOp::CreateNodeOutputHandle:
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case DXOp::IndexNodeHandle:
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case DXOp::AnnotateNodeHandle:
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case DXOp::CreateNodeInputRecordHandle:
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case DXOp::AnnotateNodeRecordHandle:
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case DXOp::NodeOutputIsValid:
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case DXOp::GetRemainingRecursionLevels:
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case DXOp::SampleCmpGrad:
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case DXOp::SampleCmpBias:
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case DXOp::StartVertexLocation:
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case DXOp::StartInstanceLocation:
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case DXOp::NumOpCodes:
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return StringFormat::Fmt("Unsupported dx.op call `%s` %s", callFunc->name.c_str(),
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ToStr(dxOpCode).c_str());
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default: break;
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}
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break;
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}
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else if(funcCallName.beginsWith("llvm.dbg."))
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{
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break;
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}
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else
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{
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return StringFormat::Fmt("Unsupported function call '%s'", ToStr(callFunc->name).c_str());
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}
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break;
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}
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default: break;
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}
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}
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}
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// no unsupported instructions used
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return rdcstr();
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}
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void Program::GetLineInfo(size_t instruction, uintptr_t offset, LineColumnInfo &lineInfo) const
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