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//===------ dxcontainer2yaml.cpp - obj2yaml conversion tool -----*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#include "obj2yaml.h"
#include "llvm/Object/DXContainer.h"
#include "llvm/ObjectYAML/DXContainerYAML.h"
#include "llvm/Support/Error.h"
#include <algorithm>
using namespace llvm;
using namespace llvm::object;
static DXContainerYAML::Signature dumpSignature(const DirectX::Signature &Sig) {
DXContainerYAML::Signature YAML;
for (auto Param : Sig)
YAML.Parameters.push_back(DXContainerYAML::SignatureParameter{
Param.Stream, Sig.getName(Param.NameOffset).str(), Param.Index,
Param.SystemValue, Param.CompType, Param.Register, Param.Mask,
Param.ExclusiveMask, Param.MinPrecision});
return YAML;
}
static Expected<DXContainerYAML::Object *>
dumpDXContainer(MemoryBufferRef Source) {
assert(file_magic::dxcontainer_object == identify_magic(Source.getBuffer()));
Expected<DXContainer> ExDXC = DXContainer::create(Source);
if (!ExDXC)
return ExDXC.takeError();
DXContainer Container = *ExDXC;
std::unique_ptr<DXContainerYAML::Object> Obj =
std::make_unique<DXContainerYAML::Object>();
for (uint8_t Byte : Container.getHeader().FileHash.Digest)
Obj->Header.Hash.push_back(Byte);
Obj->Header.Version.Major = Container.getHeader().Version.Major;
Obj->Header.Version.Minor = Container.getHeader().Version.Minor;
Obj->Header.FileSize = Container.getHeader().FileSize;
Obj->Header.PartCount = Container.getHeader().PartCount;
Obj->Header.PartOffsets = std::vector<uint32_t>();
for (const auto P : Container) {
Obj->Header.PartOffsets->push_back(P.Offset);
Obj->Parts.push_back(
DXContainerYAML::Part(P.Part.getName().str(), P.Part.Size));
DXContainerYAML::Part &NewPart = Obj->Parts.back();
dxbc::PartType PT = dxbc::parsePartType(P.Part.getName());
switch (PT) {
case dxbc::PartType::DXIL: {
std::optional<DXContainer::DXILData> DXIL = Container.getDXIL();
assert(DXIL && "Since we are iterating and found a DXIL part, "
"this should never not have a value");
NewPart.Program = DXContainerYAML::DXILProgram{
DXIL->first.getMajorVersion(),
DXIL->first.getMinorVersion(),
DXIL->first.ShaderKind,
DXIL->first.Size,
DXIL->first.Bitcode.MajorVersion,
DXIL->first.Bitcode.MinorVersion,
DXIL->first.Bitcode.Offset,
DXIL->first.Bitcode.Size,
std::vector<llvm::yaml::Hex8>(
DXIL->second, DXIL->second + DXIL->first.Bitcode.Size)};
break;
}
case dxbc::PartType::SFI0: {
std::optional<uint64_t> Flags = Container.getShaderFeatureFlags();
// Omit the flags in the YAML if they are missing or zero.
if (Flags && *Flags > 0)
NewPart.Flags = DXContainerYAML::ShaderFeatureFlags(*Flags);
break;
}
case dxbc::PartType::HASH: {
std::optional<dxbc::ShaderHash> Hash = Container.getShaderHash();
if (Hash && Hash->isPopulated())
NewPart.Hash = DXContainerYAML::ShaderHash(*Hash);
break;
}
case dxbc::PartType::PSV0: {
const auto &PSVInfo = Container.getPSVInfo();
if (!PSVInfo)
break;
if (const auto *P =
std::get_if<dxbc::PSV::v0::RuntimeInfo>(&PSVInfo->getInfo())) {
if (!Container.getDXIL())
break;
NewPart.Info =
DXContainerYAML::PSVInfo(P, Container.getDXIL()->first.ShaderKind);
} else if (const auto *P = std::get_if<dxbc::PSV::v1::RuntimeInfo>(
&PSVInfo->getInfo()))
NewPart.Info = DXContainerYAML::PSVInfo(P);
else if (const auto *P =
std::get_if<dxbc::PSV::v2::RuntimeInfo>(&PSVInfo->getInfo()))
NewPart.Info = DXContainerYAML::PSVInfo(P);
else if (const auto *P =
std::get_if<dxbc::PSV::v3::RuntimeInfo>(&PSVInfo->getInfo()))
NewPart.Info = DXContainerYAML::PSVInfo(P, PSVInfo->getStringTable());
NewPart.Info->ResourceStride = PSVInfo->getResourceStride();
for (auto Res : PSVInfo->getResources())
NewPart.Info->Resources.push_back(Res);
for (auto El : PSVInfo->getSigInputElements())
NewPart.Info->SigInputElements.push_back(
DXContainerYAML::SignatureElement(
El, PSVInfo->getStringTable(),
PSVInfo->getSemanticIndexTable()));
for (auto El : PSVInfo->getSigOutputElements())
NewPart.Info->SigOutputElements.push_back(
DXContainerYAML::SignatureElement(
El, PSVInfo->getStringTable(),
PSVInfo->getSemanticIndexTable()));
for (auto El : PSVInfo->getSigPatchOrPrimElements())
NewPart.Info->SigPatchOrPrimElements.push_back(
DXContainerYAML::SignatureElement(
El, PSVInfo->getStringTable(),
PSVInfo->getSemanticIndexTable()));
if (PSVInfo->usesViewID()) {
for (int I = 0; I < 4; ++I)
for (auto Mask : PSVInfo->getOutputVectorMasks(I))
NewPart.Info->OutputVectorMasks[I].push_back(Mask);
for (auto Mask : PSVInfo->getPatchOrPrimMasks())
NewPart.Info->PatchOrPrimMasks.push_back(Mask);
}
for (int I = 0; I < 4; ++I)
for (auto Mask : PSVInfo->getInputOutputMap(I))
NewPart.Info->InputOutputMap[I].push_back(Mask);
for (auto Mask : PSVInfo->getInputPatchMap())
NewPart.Info->InputPatchMap.push_back(Mask);
for (auto Mask : PSVInfo->getPatchOutputMap())
NewPart.Info->PatchOutputMap.push_back(Mask);
break;
}
case dxbc::PartType::ISG1:
NewPart.Signature = dumpSignature(Container.getInputSignature());
break;
case dxbc::PartType::OSG1:
NewPart.Signature = dumpSignature(Container.getOutputSignature());
break;
case dxbc::PartType::PSG1:
NewPart.Signature = dumpSignature(Container.getPatchConstantSignature());
break;
case dxbc::PartType::Unknown:
break;
}
}
return Obj.release();
}
llvm::Error dxcontainer2yaml(llvm::raw_ostream &Out,
llvm::MemoryBufferRef Source) {
Expected<DXContainerYAML::Object *> YAMLOrErr = dumpDXContainer(Source);
if (!YAMLOrErr)
return YAMLOrErr.takeError();
std::unique_ptr<DXContainerYAML::Object> YAML(YAMLOrErr.get());
yaml::Output Yout(Out);
Yout << *YAML;
return Error::success();
}
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