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-rw-r--r--contrib/llvm-project/clang/lib/CodeGen/BackendUtil.cpp245
1 files changed, 91 insertions, 154 deletions
diff --git a/contrib/llvm-project/clang/lib/CodeGen/BackendUtil.cpp b/contrib/llvm-project/clang/lib/CodeGen/BackendUtil.cpp
index 497652e85b47..0bfcab88a3a9 100644
--- a/contrib/llvm-project/clang/lib/CodeGen/BackendUtil.cpp
+++ b/contrib/llvm-project/clang/lib/CodeGen/BackendUtil.cpp
@@ -37,6 +37,7 @@
#include "llvm/MC/SubtargetFeature.h"
#include "llvm/Passes/PassBuilder.h"
#include "llvm/Passes/PassPlugin.h"
+#include "llvm/Passes/StandardInstrumentations.h"
#include "llvm/Support/BuryPointer.h"
#include "llvm/Support/CommandLine.h"
#include "llvm/Support/MemoryBuffer.h"
@@ -60,6 +61,7 @@
#include "llvm/Transforms/Instrumentation/HWAddressSanitizer.h"
#include "llvm/Transforms/Instrumentation/InstrProfiling.h"
#include "llvm/Transforms/Instrumentation/MemorySanitizer.h"
+#include "llvm/Transforms/Instrumentation/SanitizerCoverage.h"
#include "llvm/Transforms/Instrumentation/ThreadSanitizer.h"
#include "llvm/Transforms/ObjCARC.h"
#include "llvm/Transforms/Scalar.h"
@@ -73,6 +75,10 @@
using namespace clang;
using namespace llvm;
+#define HANDLE_EXTENSION(Ext) \
+ llvm::PassPluginLibraryInfo get##Ext##PluginInfo();
+#include "llvm/Support/Extension.def"
+
namespace {
// Default filename used for profile generation.
@@ -117,8 +123,8 @@ class EmitAssemblyHelper {
std::unique_ptr<llvm::ToolOutputFile> openOutputFile(StringRef Path) {
std::error_code EC;
- auto F = llvm::make_unique<llvm::ToolOutputFile>(Path, EC,
- llvm::sys::fs::F_None);
+ auto F = std::make_unique<llvm::ToolOutputFile>(Path, EC,
+ llvm::sys::fs::OF_None);
if (EC) {
Diags.Report(diag::err_fe_unable_to_open_output) << Path << EC.message();
F.reset();
@@ -195,11 +201,8 @@ static void addBoundsCheckingPass(const PassManagerBuilder &Builder,
PM.add(createBoundsCheckingLegacyPass());
}
-static void addSanitizerCoveragePass(const PassManagerBuilder &Builder,
- legacy::PassManagerBase &PM) {
- const PassManagerBuilderWrapper &BuilderWrapper =
- static_cast<const PassManagerBuilderWrapper&>(Builder);
- const CodeGenOptions &CGOpts = BuilderWrapper.getCGOpts();
+static SanitizerCoverageOptions
+getSancovOptsFromCGOpts(const CodeGenOptions &CGOpts) {
SanitizerCoverageOptions Opts;
Opts.CoverageType =
static_cast<SanitizerCoverageOptions::Type>(CGOpts.SanitizeCoverageType);
@@ -215,7 +218,16 @@ static void addSanitizerCoveragePass(const PassManagerBuilder &Builder,
Opts.Inline8bitCounters = CGOpts.SanitizeCoverageInline8bitCounters;
Opts.PCTable = CGOpts.SanitizeCoveragePCTable;
Opts.StackDepth = CGOpts.SanitizeCoverageStackDepth;
- PM.add(createSanitizerCoverageModulePass(Opts));
+ return Opts;
+}
+
+static void addSanitizerCoveragePass(const PassManagerBuilder &Builder,
+ legacy::PassManagerBase &PM) {
+ const PassManagerBuilderWrapper &BuilderWrapper =
+ static_cast<const PassManagerBuilderWrapper &>(Builder);
+ const CodeGenOptions &CGOpts = BuilderWrapper.getCGOpts();
+ auto Opts = getSancovOptsFromCGOpts(CGOpts);
+ PM.add(createModuleSanitizerCoverageLegacyPassPass(Opts));
}
// Check if ASan should use GC-friendly instrumentation for globals.
@@ -231,9 +243,13 @@ static bool asanUseGlobalsGC(const Triple &T, const CodeGenOptions &CGOpts) {
return true;
case Triple::ELF:
return CGOpts.DataSections && !CGOpts.DisableIntegratedAS;
- default:
- return false;
+ case Triple::XCOFF:
+ llvm::report_fatal_error("ASan not implemented for XCOFF.");
+ case Triple::Wasm:
+ case Triple::UnknownObjectFormat:
+ break;
}
+ return false;
}
static void addAddressSanitizerPasses(const PassManagerBuilder &Builder,
@@ -327,15 +343,6 @@ static void addDataFlowSanitizerPass(const PassManagerBuilder &Builder,
static TargetLibraryInfoImpl *createTLII(llvm::Triple &TargetTriple,
const CodeGenOptions &CodeGenOpts) {
TargetLibraryInfoImpl *TLII = new TargetLibraryInfoImpl(TargetTriple);
- if (!CodeGenOpts.SimplifyLibCalls)
- TLII->disableAllFunctions();
- else {
- // Disable individual libc/libm calls in TargetLibraryInfo.
- LibFunc F;
- for (auto &FuncName : CodeGenOpts.getNoBuiltinFuncs())
- if (TLII->getLibFunc(FuncName, F))
- TLII->setUnavailable(F);
- }
switch (CodeGenOpts.getVecLib()) {
case CodeGenOptions::Accelerate:
@@ -395,14 +402,14 @@ getCodeModel(const CodeGenOptions &CodeGenOpts) {
return static_cast<llvm::CodeModel::Model>(CodeModel);
}
-static TargetMachine::CodeGenFileType getCodeGenFileType(BackendAction Action) {
+static CodeGenFileType getCodeGenFileType(BackendAction Action) {
if (Action == Backend_EmitObj)
- return TargetMachine::CGFT_ObjectFile;
+ return CGFT_ObjectFile;
else if (Action == Backend_EmitMCNull)
- return TargetMachine::CGFT_Null;
+ return CGFT_Null;
else {
assert(Action == Backend_EmitAssembly && "Invalid action!");
- return TargetMachine::CGFT_AssemblyFile;
+ return CGFT_AssemblyFile;
}
}
@@ -456,6 +463,8 @@ static void initTargetOptions(llvm::TargetOptions &Options,
Options.ExceptionModel = llvm::ExceptionHandling::WinEH;
if (LangOpts.DWARFExceptions)
Options.ExceptionModel = llvm::ExceptionHandling::DwarfCFI;
+ if (LangOpts.WasmExceptions)
+ Options.ExceptionModel = llvm::ExceptionHandling::Wasm;
Options.NoInfsFPMath = CodeGenOpts.NoInfsFPMath;
Options.NoNaNsFPMath = CodeGenOpts.NoNaNsFPMath;
@@ -465,12 +474,14 @@ static void initTargetOptions(llvm::TargetOptions &Options,
Options.FunctionSections = CodeGenOpts.FunctionSections;
Options.DataSections = CodeGenOpts.DataSections;
Options.UniqueSectionNames = CodeGenOpts.UniqueSectionNames;
+ Options.TLSSize = CodeGenOpts.TLSSize;
Options.EmulatedTLS = CodeGenOpts.EmulatedTLS;
Options.ExplicitEmulatedTLS = CodeGenOpts.ExplicitEmulatedTLS;
Options.DebuggerTuning = CodeGenOpts.getDebuggerTuning();
Options.EmitStackSizeSection = CodeGenOpts.StackSizeSection;
Options.EmitAddrsig = CodeGenOpts.Addrsig;
Options.EnableDebugEntryValues = CodeGenOpts.EnableDebugEntryValues;
+ Options.ForceDwarfFrameSection = CodeGenOpts.ForceDwarfFrameSection;
Options.MCOptions.SplitDwarfFile = CodeGenOpts.SplitDwarfFile;
Options.MCOptions.MCRelaxAll = CodeGenOpts.RelaxAll;
@@ -479,8 +490,8 @@ static void initTargetOptions(llvm::TargetOptions &Options,
Options.MCOptions.MCNoExecStack = CodeGenOpts.NoExecStack;
Options.MCOptions.MCIncrementalLinkerCompatible =
CodeGenOpts.IncrementalLinkerCompatible;
- Options.MCOptions.MCPIECopyRelocations = CodeGenOpts.PIECopyRelocations;
Options.MCOptions.MCFatalWarnings = CodeGenOpts.FatalWarnings;
+ Options.MCOptions.MCNoWarn = CodeGenOpts.NoWarn;
Options.MCOptions.AsmVerbose = CodeGenOpts.AsmVerbose;
Options.MCOptions.PreserveAsmComments = CodeGenOpts.PreserveAsmComments;
Options.MCOptions.ABIName = TargetOpts.ABI;
@@ -772,7 +783,7 @@ bool EmitAssemblyHelper::AddEmitPasses(legacy::PassManager &CodeGenPasses,
// Normal mode, emit a .s or .o file by running the code generator. Note,
// this also adds codegenerator level optimization passes.
- TargetMachine::CodeGenFileType CGFT = getCodeGenFileType(Action);
+ CodeGenFileType CGFT = getCodeGenFileType(Action);
// Add ObjC ARC final-cleanup optimizations. This is done as part of the
// "codegen" passes so that it isn't run multiple times when there is
@@ -848,7 +859,7 @@ void EmitAssemblyHelper::EmitAssembly(BackendAction Action,
if (!TheModule->getModuleFlag("ThinLTO"))
TheModule->addModuleFlag(Module::Error, "ThinLTO", uint32_t(0));
TheModule->addModuleFlag(Module::Error, "EnableSplitLTOUnit",
- CodeGenOpts.EnableSplitLTOUnit);
+ uint32_t(1));
}
PerModulePasses.add(createBitcodeWriterPass(
@@ -880,6 +891,7 @@ void EmitAssemblyHelper::EmitAssembly(BackendAction Action,
{
PrettyStackTraceString CrashInfo("Per-function optimization");
+ llvm::TimeTraceScope TimeScope("PerFunctionPasses");
PerFunctionPasses.doInitialization();
for (Function &F : *TheModule)
@@ -890,11 +902,13 @@ void EmitAssemblyHelper::EmitAssembly(BackendAction Action,
{
PrettyStackTraceString CrashInfo("Per-module optimization passes");
+ llvm::TimeTraceScope TimeScope("PerModulePasses");
PerModulePasses.run(*TheModule);
}
{
PrettyStackTraceString CrashInfo("Code generation");
+ llvm::TimeTraceScope TimeScope("CodeGenPasses");
CodeGenPasses.run(*TheModule);
}
@@ -956,6 +970,7 @@ static void addSanitizersAtO0(ModulePassManager &MPM,
}
if (LangOpts.Sanitize.has(SanitizerKind::Memory)) {
+ MPM.addPass(MemorySanitizerPass({}));
MPM.addPass(createModuleToFunctionPassAdaptor(MemorySanitizerPass({})));
}
@@ -965,6 +980,7 @@ static void addSanitizersAtO0(ModulePassManager &MPM,
}
if (LangOpts.Sanitize.has(SanitizerKind::Thread)) {
+ MPM.addPass(ThreadSanitizerPass());
MPM.addPass(createModuleToFunctionPassAdaptor(ThreadSanitizerPass()));
}
}
@@ -1050,7 +1066,10 @@ void EmitAssemblyHelper::EmitAssemblyWithNewPassManager(
PTO.LoopVectorization = CodeGenOpts.VectorizeLoop;
PTO.SLPVectorization = CodeGenOpts.VectorizeSLP;
- PassBuilder PB(TM.get(), PTO, PGOOpt);
+ PassInstrumentationCallbacks PIC;
+ StandardInstrumentations SI;
+ SI.registerCallbacks(PIC);
+ PassBuilder PB(TM.get(), PTO, PGOOpt, &PIC);
// Attempt to load pass plugins and register their callbacks with PB.
for (auto &PluginFN : CodeGenOpts.PassPlugins) {
@@ -1062,6 +1081,9 @@ void EmitAssemblyHelper::EmitAssemblyWithNewPassManager(
<< PluginFN << toString(PassPlugin.takeError());
}
}
+#define HANDLE_EXTENSION(Ext) \
+ get##Ext##PluginInfo().RegisterPassBuilderCallbacks(PB);
+#include "llvm/Support/Extension.def"
LoopAnalysisManager LAM(CodeGenOpts.DebugPassManager);
FunctionAnalysisManager FAM(CodeGenOpts.DebugPassManager);
@@ -1077,7 +1099,6 @@ void EmitAssemblyHelper::EmitAssemblyWithNewPassManager(
std::unique_ptr<TargetLibraryInfoImpl> TLII(
createTLII(TargetTriple, CodeGenOpts));
FAM.registerPass([&] { return TargetLibraryAnalysis(*TLII); });
- MAM.registerPass([&] { return TargetLibraryAnalysis(*TLII); });
// Register all the basic analyses with the managers.
PB.registerModuleAnalyses(MAM);
@@ -1105,6 +1126,16 @@ void EmitAssemblyHelper::EmitAssemblyWithNewPassManager(
// code generation.
MPM.addPass(AlwaysInlinerPass(/*InsertLifetimeIntrinsics=*/false));
+ // At -O0, we can still do PGO. Add all the requested passes for
+ // instrumentation PGO, if requested.
+ if (PGOOpt && (PGOOpt->Action == PGOOptions::IRInstr ||
+ PGOOpt->Action == PGOOptions::IRUse))
+ PB.addPGOInstrPassesForO0(
+ MPM, CodeGenOpts.DebugPassManager,
+ /* RunProfileGen */ (PGOOpt->Action == PGOOptions::IRInstr),
+ /* IsCS */ false, PGOOpt->ProfileFile,
+ PGOOpt->ProfileRemappingFile);
+
// At -O0 we directly run necessary sanitizer passes.
if (LangOpts.Sanitize.has(SanitizerKind::LocalBounds))
MPM.addPass(createModuleToFunctionPassAdaptor(BoundsCheckingPass()));
@@ -1132,16 +1163,23 @@ void EmitAssemblyHelper::EmitAssemblyWithNewPassManager(
[](FunctionPassManager &FPM, PassBuilder::OptimizationLevel Level) {
FPM.addPass(BoundsCheckingPass());
});
- if (LangOpts.Sanitize.has(SanitizerKind::Memory))
+ if (LangOpts.Sanitize.has(SanitizerKind::Memory)) {
+ PB.registerPipelineStartEPCallback([](ModulePassManager &MPM) {
+ MPM.addPass(MemorySanitizerPass({}));
+ });
PB.registerOptimizerLastEPCallback(
[](FunctionPassManager &FPM, PassBuilder::OptimizationLevel Level) {
FPM.addPass(MemorySanitizerPass({}));
});
- if (LangOpts.Sanitize.has(SanitizerKind::Thread))
+ }
+ if (LangOpts.Sanitize.has(SanitizerKind::Thread)) {
+ PB.registerPipelineStartEPCallback(
+ [](ModulePassManager &MPM) { MPM.addPass(ThreadSanitizerPass()); });
PB.registerOptimizerLastEPCallback(
[](FunctionPassManager &FPM, PassBuilder::OptimizationLevel Level) {
FPM.addPass(ThreadSanitizerPass());
});
+ }
if (LangOpts.Sanitize.has(SanitizerKind::Address)) {
PB.registerPipelineStartEPCallback([&](ModulePassManager &MPM) {
MPM.addPass(
@@ -1191,6 +1229,13 @@ void EmitAssemblyHelper::EmitAssemblyWithNewPassManager(
}
}
+ if (CodeGenOpts.SanitizeCoverageType ||
+ CodeGenOpts.SanitizeCoverageIndirectCalls ||
+ CodeGenOpts.SanitizeCoverageTraceCmp) {
+ auto SancovOpts = getSancovOptsFromCGOpts(CodeGenOpts);
+ MPM.addPass(ModuleSanitizerCoveragePass(SancovOpts));
+ }
+
if (LangOpts.Sanitize.has(SanitizerKind::HWAddress)) {
bool Recover = CodeGenOpts.SanitizeRecover.has(SanitizerKind::HWAddress);
MPM.addPass(HWAddressSanitizerPass(
@@ -1201,8 +1246,9 @@ void EmitAssemblyHelper::EmitAssemblyWithNewPassManager(
/*CompileKernel=*/true, /*Recover=*/true));
}
- if (CodeGenOpts.OptimizationLevel == 0)
+ if (CodeGenOpts.OptimizationLevel == 0) {
addSanitizersAtO0(MPM, TargetTriple, LangOpts, CodeGenOpts);
+ }
}
// FIXME: We still use the legacy pass manager to do code generation. We
@@ -1239,7 +1285,7 @@ void EmitAssemblyHelper::EmitAssemblyWithNewPassManager(
if (!TheModule->getModuleFlag("ThinLTO"))
TheModule->addModuleFlag(Module::Error, "ThinLTO", uint32_t(0));
TheModule->addModuleFlag(Module::Error, "EnableSplitLTOUnit",
- CodeGenOpts.EnableSplitLTOUnit);
+ uint32_t(1));
}
MPM.addPass(
BitcodeWriterPass(*OS, CodeGenOpts.EmitLLVMUseLists, EmitLTOSummary));
@@ -1372,7 +1418,7 @@ static void runThinLTOBackend(ModuleSummaryIndex *CombinedIndex, Module *M,
OwnedImports.push_back(std::move(*MBOrErr));
}
auto AddStream = [&](size_t Task) {
- return llvm::make_unique<lto::NativeObjectStream>(std::move(OS));
+ return std::make_unique<lto::NativeObjectStream>(std::move(OS));
};
lto::Config Conf;
if (CGOpts.SaveTempsFilePrefix != "") {
@@ -1392,6 +1438,12 @@ static void runThinLTOBackend(ModuleSummaryIndex *CombinedIndex, Module *M,
Conf.OptLevel = CGOpts.OptimizationLevel;
initTargetOptions(Conf.Options, CGOpts, TOpts, LOpts, HeaderOpts);
Conf.SampleProfile = std::move(SampleProfile);
+ Conf.PTO.LoopUnrolling = CGOpts.UnrollLoops;
+ // For historical reasons, loop interleaving is set to mirror setting for loop
+ // unrolling.
+ Conf.PTO.LoopInterleaving = CGOpts.UnrollLoops;
+ Conf.PTO.LoopVectorization = CGOpts.VectorizeLoop;
+ Conf.PTO.SLPVectorization = CGOpts.VectorizeSLP;
// Context sensitive profile.
if (CGOpts.hasProfileCSIRInstr()) {
@@ -1451,7 +1503,7 @@ void clang::EmitBackendOutput(DiagnosticsEngine &Diags,
BackendAction Action,
std::unique_ptr<raw_pwrite_stream> OS) {
- llvm::TimeTraceScope TimeScope("Backend", StringRef(""));
+ llvm::TimeTraceScope TimeScope("Backend");
std::unique_ptr<llvm::Module> EmptyModule;
if (!CGOpts.ThinLTOIndexFile.empty()) {
@@ -1484,7 +1536,7 @@ void clang::EmitBackendOutput(DiagnosticsEngine &Diags,
// trying to read it. Also for some features, like CFI, we must skip
// the compilation as CombinedIndex does not contain all required
// information.
- EmptyModule = llvm::make_unique<llvm::Module>("empty", M->getContext());
+ EmptyModule = std::make_unique<llvm::Module>("empty", M->getContext());
EmptyModule->setTargetTriple(M->getTargetTriple());
M = EmptyModule.get();
}
@@ -1510,129 +1562,14 @@ void clang::EmitBackendOutput(DiagnosticsEngine &Diags,
}
}
-static const char* getSectionNameForBitcode(const Triple &T) {
- switch (T.getObjectFormat()) {
- case Triple::MachO:
- return "__LLVM,__bitcode";
- case Triple::COFF:
- case Triple::ELF:
- case Triple::Wasm:
- case Triple::UnknownObjectFormat:
- return ".llvmbc";
- case Triple::XCOFF:
- llvm_unreachable("XCOFF is not yet implemented");
- break;
- }
- llvm_unreachable("Unimplemented ObjectFormatType");
-}
-
-static const char* getSectionNameForCommandline(const Triple &T) {
- switch (T.getObjectFormat()) {
- case Triple::MachO:
- return "__LLVM,__cmdline";
- case Triple::COFF:
- case Triple::ELF:
- case Triple::Wasm:
- case Triple::UnknownObjectFormat:
- return ".llvmcmd";
- case Triple::XCOFF:
- llvm_unreachable("XCOFF is not yet implemented");
- break;
- }
- llvm_unreachable("Unimplemented ObjectFormatType");
-}
-
// With -fembed-bitcode, save a copy of the llvm IR as data in the
// __LLVM,__bitcode section.
void clang::EmbedBitcode(llvm::Module *M, const CodeGenOptions &CGOpts,
llvm::MemoryBufferRef Buf) {
if (CGOpts.getEmbedBitcode() == CodeGenOptions::Embed_Off)
return;
-
- // Save llvm.compiler.used and remote it.
- SmallVector<Constant*, 2> UsedArray;
- SmallPtrSet<GlobalValue*, 4> UsedGlobals;
- Type *UsedElementType = Type::getInt8Ty(M->getContext())->getPointerTo(0);
- GlobalVariable *Used = collectUsedGlobalVariables(*M, UsedGlobals, true);
- for (auto *GV : UsedGlobals) {
- if (GV->getName() != "llvm.embedded.module" &&
- GV->getName() != "llvm.cmdline")
- UsedArray.push_back(
- ConstantExpr::getPointerBitCastOrAddrSpaceCast(GV, UsedElementType));
- }
- if (Used)
- Used->eraseFromParent();
-
- // Embed the bitcode for the llvm module.
- std::string Data;
- ArrayRef<uint8_t> ModuleData;
- Triple T(M->getTargetTriple());
- // Create a constant that contains the bitcode.
- // In case of embedding a marker, ignore the input Buf and use the empty
- // ArrayRef. It is also legal to create a bitcode marker even Buf is empty.
- if (CGOpts.getEmbedBitcode() != CodeGenOptions::Embed_Marker) {
- if (!isBitcode((const unsigned char *)Buf.getBufferStart(),
- (const unsigned char *)Buf.getBufferEnd())) {
- // If the input is LLVM Assembly, bitcode is produced by serializing
- // the module. Use-lists order need to be perserved in this case.
- llvm::raw_string_ostream OS(Data);
- llvm::WriteBitcodeToFile(*M, OS, /* ShouldPreserveUseListOrder */ true);
- ModuleData =
- ArrayRef<uint8_t>((const uint8_t *)OS.str().data(), OS.str().size());
- } else
- // If the input is LLVM bitcode, write the input byte stream directly.
- ModuleData = ArrayRef<uint8_t>((const uint8_t *)Buf.getBufferStart(),
- Buf.getBufferSize());
- }
- llvm::Constant *ModuleConstant =
- llvm::ConstantDataArray::get(M->getContext(), ModuleData);
- llvm::GlobalVariable *GV = new llvm::GlobalVariable(
- *M, ModuleConstant->getType(), true, llvm::GlobalValue::PrivateLinkage,
- ModuleConstant);
- GV->setSection(getSectionNameForBitcode(T));
- UsedArray.push_back(
- ConstantExpr::getPointerBitCastOrAddrSpaceCast(GV, UsedElementType));
- if (llvm::GlobalVariable *Old =
- M->getGlobalVariable("llvm.embedded.module", true)) {
- assert(Old->hasOneUse() &&
- "llvm.embedded.module can only be used once in llvm.compiler.used");
- GV->takeName(Old);
- Old->eraseFromParent();
- } else {
- GV->setName("llvm.embedded.module");
- }
-
- // Skip if only bitcode needs to be embedded.
- if (CGOpts.getEmbedBitcode() != CodeGenOptions::Embed_Bitcode) {
- // Embed command-line options.
- ArrayRef<uint8_t> CmdData(const_cast<uint8_t *>(CGOpts.CmdArgs.data()),
- CGOpts.CmdArgs.size());
- llvm::Constant *CmdConstant =
- llvm::ConstantDataArray::get(M->getContext(), CmdData);
- GV = new llvm::GlobalVariable(*M, CmdConstant->getType(), true,
- llvm::GlobalValue::PrivateLinkage,
- CmdConstant);
- GV->setSection(getSectionNameForCommandline(T));
- UsedArray.push_back(
- ConstantExpr::getPointerBitCastOrAddrSpaceCast(GV, UsedElementType));
- if (llvm::GlobalVariable *Old =
- M->getGlobalVariable("llvm.cmdline", true)) {
- assert(Old->hasOneUse() &&
- "llvm.cmdline can only be used once in llvm.compiler.used");
- GV->takeName(Old);
- Old->eraseFromParent();
- } else {
- GV->setName("llvm.cmdline");
- }
- }
-
- if (UsedArray.empty())
- return;
-
- // Recreate llvm.compiler.used.
- ArrayType *ATy = ArrayType::get(UsedElementType, UsedArray.size());
- auto *NewUsed = new GlobalVariable(
- *M, ATy, false, llvm::GlobalValue::AppendingLinkage,
- llvm::ConstantArray::get(ATy, UsedArray), "llvm.compiler.used");
- NewUsed->setSection("llvm.metadata");
+ llvm::EmbedBitcodeInModule(
+ *M, Buf, CGOpts.getEmbedBitcode() != CodeGenOptions::Embed_Marker,
+ CGOpts.getEmbedBitcode() != CodeGenOptions::Embed_Bitcode,
+ &CGOpts.CmdArgs);
}
generated by cgit v1.2.3 (git 2.25.1) at 2025-11-01 21:57:18 +0000