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-rw-r--r--contrib/llvm/tools/clang/lib/CodeGen/BackendUtil.cpp88
1 files changed, 68 insertions, 20 deletions
diff --git a/contrib/llvm/tools/clang/lib/CodeGen/BackendUtil.cpp b/contrib/llvm/tools/clang/lib/CodeGen/BackendUtil.cpp
index cec48f35a2e9..25ecec586244 100644
--- a/contrib/llvm/tools/clang/lib/CodeGen/BackendUtil.cpp
+++ b/contrib/llvm/tools/clang/lib/CodeGen/BackendUtil.cpp
@@ -33,11 +33,13 @@
#include "llvm/Target/TargetLibraryInfo.h"
#include "llvm/Target/TargetMachine.h"
#include "llvm/Target/TargetOptions.h"
+#include "llvm/Target/TargetSubtargetInfo.h"
#include "llvm/Transforms/IPO.h"
#include "llvm/Transforms/IPO/PassManagerBuilder.h"
#include "llvm/Transforms/Instrumentation.h"
#include "llvm/Transforms/ObjCARC.h"
#include "llvm/Transforms/Scalar.h"
+#include "llvm/Transforms/Utils/SymbolRewriter.h"
#include <memory>
using namespace clang;
using namespace llvm;
@@ -61,7 +63,7 @@ private:
PassManager *getCodeGenPasses() const {
if (!CodeGenPasses) {
CodeGenPasses = new PassManager();
- CodeGenPasses->add(new DataLayoutPass(TheModule));
+ CodeGenPasses->add(new DataLayoutPass());
if (TM)
TM->addAnalysisPasses(*CodeGenPasses);
}
@@ -71,7 +73,7 @@ private:
PassManager *getPerModulePasses() const {
if (!PerModulePasses) {
PerModulePasses = new PassManager();
- PerModulePasses->add(new DataLayoutPass(TheModule));
+ PerModulePasses->add(new DataLayoutPass());
if (TM)
TM->addAnalysisPasses(*PerModulePasses);
}
@@ -81,7 +83,7 @@ private:
FunctionPassManager *getPerFunctionPasses() const {
if (!PerFunctionPasses) {
PerFunctionPasses = new FunctionPassManager(TheModule);
- PerFunctionPasses->add(new DataLayoutPass(TheModule));
+ PerFunctionPasses->add(new DataLayoutPass());
if (TM)
TM->addAnalysisPasses(*PerFunctionPasses);
}
@@ -121,7 +123,7 @@ public:
delete PerModulePasses;
delete PerFunctionPasses;
if (CodeGenOpts.DisableFree)
- BuryPointer(TM.release());
+ BuryPointer(std::move(TM));
}
std::unique_ptr<TargetMachine> TM;
@@ -178,6 +180,14 @@ static void addBoundsCheckingPass(const PassManagerBuilder &Builder,
PM.add(createBoundsCheckingPass());
}
+static void addSanitizerCoveragePass(const PassManagerBuilder &Builder,
+ PassManagerBase &PM) {
+ const PassManagerBuilderWrapper &BuilderWrapper =
+ static_cast<const PassManagerBuilderWrapper&>(Builder);
+ const CodeGenOptions &CGOpts = BuilderWrapper.getCGOpts();
+ PM.add(createSanitizerCoverageModulePass(CGOpts.SanitizeCoverage));
+}
+
static void addAddressSanitizerPasses(const PassManagerBuilder &Builder,
PassManagerBase &PM) {
PM.add(createAddressSanitizerFunctionPass());
@@ -213,8 +223,27 @@ static void addDataFlowSanitizerPass(const PassManagerBuilder &Builder,
PassManagerBase &PM) {
const PassManagerBuilderWrapper &BuilderWrapper =
static_cast<const PassManagerBuilderWrapper&>(Builder);
- const CodeGenOptions &CGOpts = BuilderWrapper.getCGOpts();
- PM.add(createDataFlowSanitizerPass(CGOpts.SanitizerBlacklistFile));
+ const LangOptions &LangOpts = BuilderWrapper.getLangOpts();
+ PM.add(createDataFlowSanitizerPass(LangOpts.SanitizerBlacklistFile));
+}
+
+static TargetLibraryInfo *createTLI(llvm::Triple &TargetTriple,
+ const CodeGenOptions &CodeGenOpts) {
+ TargetLibraryInfo *TLI = new TargetLibraryInfo(TargetTriple);
+ if (!CodeGenOpts.SimplifyLibCalls)
+ TLI->disableAllFunctions();
+ return TLI;
+}
+
+static void addSymbolRewriterPass(const CodeGenOptions &Opts,
+ PassManager *MPM) {
+ llvm::SymbolRewriter::RewriteDescriptorList DL;
+
+ llvm::SymbolRewriter::RewriteMapParser MapParser;
+ for (const auto &MapFile : Opts.RewriteMapFiles)
+ MapParser.parse(MapFile, &DL);
+
+ MPM->add(createRewriteSymbolsPass(DL));
}
void EmitAssemblyHelper::CreatePasses() {
@@ -238,6 +267,7 @@ void EmitAssemblyHelper::CreatePasses() {
PMBuilder.DisableTailCalls = CodeGenOpts.DisableTailCalls;
PMBuilder.DisableUnitAtATime = !CodeGenOpts.UnitAtATime;
PMBuilder.DisableUnrollLoops = !CodeGenOpts.UnrollLoops;
+ PMBuilder.MergeFunctions = CodeGenOpts.MergeFunctions;
PMBuilder.RerollLoops = CodeGenOpts.RerollLoops;
PMBuilder.addExtension(PassManagerBuilder::EP_EarlyAsPossible,
@@ -257,35 +287,42 @@ void EmitAssemblyHelper::CreatePasses() {
addObjCARCOptPass);
}
- if (LangOpts.Sanitize.LocalBounds) {
+ if (LangOpts.Sanitize.has(SanitizerKind::LocalBounds)) {
PMBuilder.addExtension(PassManagerBuilder::EP_ScalarOptimizerLate,
addBoundsCheckingPass);
PMBuilder.addExtension(PassManagerBuilder::EP_EnabledOnOptLevel0,
addBoundsCheckingPass);
}
- if (LangOpts.Sanitize.Address) {
+ if (CodeGenOpts.SanitizeCoverage) {
+ PMBuilder.addExtension(PassManagerBuilder::EP_OptimizerLast,
+ addSanitizerCoveragePass);
+ PMBuilder.addExtension(PassManagerBuilder::EP_EnabledOnOptLevel0,
+ addSanitizerCoveragePass);
+ }
+
+ if (LangOpts.Sanitize.has(SanitizerKind::Address)) {
PMBuilder.addExtension(PassManagerBuilder::EP_OptimizerLast,
addAddressSanitizerPasses);
PMBuilder.addExtension(PassManagerBuilder::EP_EnabledOnOptLevel0,
addAddressSanitizerPasses);
}
- if (LangOpts.Sanitize.Memory) {
+ if (LangOpts.Sanitize.has(SanitizerKind::Memory)) {
PMBuilder.addExtension(PassManagerBuilder::EP_OptimizerLast,
addMemorySanitizerPass);
PMBuilder.addExtension(PassManagerBuilder::EP_EnabledOnOptLevel0,
addMemorySanitizerPass);
}
- if (LangOpts.Sanitize.Thread) {
+ if (LangOpts.Sanitize.has(SanitizerKind::Thread)) {
PMBuilder.addExtension(PassManagerBuilder::EP_OptimizerLast,
addThreadSanitizerPass);
PMBuilder.addExtension(PassManagerBuilder::EP_EnabledOnOptLevel0,
addThreadSanitizerPass);
}
- if (LangOpts.Sanitize.DataFlow) {
+ if (LangOpts.Sanitize.has(SanitizerKind::DataFlow)) {
PMBuilder.addExtension(PassManagerBuilder::EP_OptimizerLast,
addDataFlowSanitizerPass);
PMBuilder.addExtension(PassManagerBuilder::EP_EnabledOnOptLevel0,
@@ -294,9 +331,7 @@ void EmitAssemblyHelper::CreatePasses() {
// Figure out TargetLibraryInfo.
Triple TargetTriple(TheModule->getTargetTriple());
- PMBuilder.LibraryInfo = new TargetLibraryInfo(TargetTriple);
- if (!CodeGenOpts.SimplifyLibCalls)
- PMBuilder.LibraryInfo->disableAllFunctions();
+ PMBuilder.LibraryInfo = createTLI(TargetTriple, CodeGenOpts);
switch (Inlining) {
case CodeGenOptions::NoInlining: break;
@@ -323,6 +358,8 @@ void EmitAssemblyHelper::CreatePasses() {
// Set up the per-module pass manager.
PassManager *MPM = getPerModulePasses();
+ if (!CodeGenOpts.RewriteMapFiles.empty())
+ addSymbolRewriterPass(CodeGenOpts, MPM);
if (CodeGenOpts.VerifyModule)
MPM->add(createDebugInfoVerifierPass());
@@ -343,6 +380,12 @@ void EmitAssemblyHelper::CreatePasses() {
MPM->add(createStripSymbolsPass(true));
}
+ if (CodeGenOpts.ProfileInstrGenerate) {
+ InstrProfOptions Options;
+ Options.NoRedZone = CodeGenOpts.DisableRedZone;
+ MPM->add(createInstrProfilingPass(Options));
+ }
+
PMBuilder.populateModulePassManager(*MPM);
}
@@ -418,6 +461,11 @@ TargetMachine *EmitAssemblyHelper::CreateTargetMachine(bool MustCreateTM) {
llvm::TargetOptions Options;
+ Options.ThreadModel =
+ llvm::StringSwitch<llvm::ThreadModel::Model>(CodeGenOpts.ThreadModel)
+ .Case("posix", llvm::ThreadModel::POSIX)
+ .Case("single", llvm::ThreadModel::Single);
+
if (CodeGenOpts.DisableIntegratedAS)
Options.DisableIntegratedAS = true;
@@ -476,7 +524,9 @@ TargetMachine *EmitAssemblyHelper::CreateTargetMachine(bool MustCreateTM) {
Options.MCOptions.MCSaveTempLabels = CodeGenOpts.SaveTempLabels;
Options.MCOptions.MCUseDwarfDirectory = !CodeGenOpts.NoDwarfDirectoryAsm;
Options.MCOptions.MCNoExecStack = CodeGenOpts.NoExecStack;
+ Options.MCOptions.MCFatalWarnings = CodeGenOpts.FatalWarnings;
Options.MCOptions.AsmVerbose = CodeGenOpts.AsmVerbose;
+ Options.MCOptions.ABIName = TargetOpts.ABI;
TargetMachine *TM = TheTarget->createTargetMachine(Triple, TargetOpts.CPU,
FeaturesStr, Options,
@@ -493,10 +543,7 @@ bool EmitAssemblyHelper::AddEmitPasses(BackendAction Action,
// Add LibraryInfo.
llvm::Triple TargetTriple(TheModule->getTargetTriple());
- TargetLibraryInfo *TLI = new TargetLibraryInfo(TargetTriple);
- if (!CodeGenOpts.SimplifyLibCalls)
- TLI->disableAllFunctions();
- PM->add(TLI);
+ PM->add(createTLI(TargetTriple, CodeGenOpts));
// Add Target specific analysis passes.
TM->addAnalysisPasses(*PM);
@@ -600,8 +647,9 @@ void clang::EmitBackendOutput(DiagnosticsEngine &Diags,
// If an optional clang TargetInfo description string was passed in, use it to
// verify the LLVM TargetMachine's DataLayout.
if (AsmHelper.TM && !TDesc.empty()) {
- std::string DLDesc =
- AsmHelper.TM->getDataLayout()->getStringRepresentation();
+ std::string DLDesc = AsmHelper.TM->getSubtargetImpl()
+ ->getDataLayout()
+ ->getStringRepresentation();
if (DLDesc != TDesc) {
unsigned DiagID = Diags.getCustomDiagID(
DiagnosticsEngine::Error, "backend data layout '%0' does not match "
generated by cgit v1.2.3 (git 2.25.1) at 2025-10-31 10:19:01 +0000