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753fcd644e
D88631 added initial support for: - -mstack-protector-guard= - -mstack-protector-guard-reg= - -mstack-protector-guard-offset= flags, and D100919 extended these to AArch64. Unfortunately, these flags aren't retained for LTO. Make them module attributes rather than TargetOptions. Link: https://github.com/ClangBuiltLinux/linux/issues/1378 Reviewed By: tejohnson Differential Revision: https://reviews.llvm.org/D102742
176 lines
4.3 KiB
C++
176 lines
4.3 KiB
C++
//===-- CommandFlags.h - Command Line Flags Interface -----------*- C++ -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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//
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// This file contains codegen-specific flags that are shared between different
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// command line tools. The tools "llc" and "opt" both use this file to prevent
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// flag duplication.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_CODEGEN_COMMANDFLAGS_H
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#define LLVM_CODEGEN_COMMANDFLAGS_H
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#include "llvm/ADT/FloatingPointMode.h"
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#include "llvm/ADT/StringExtras.h"
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#include "llvm/ADT/Triple.h"
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#include "llvm/IR/Instructions.h"
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#include "llvm/IR/Intrinsics.h"
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#include "llvm/MC/MCTargetOptionsCommandFlags.h"
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#include "llvm/Support/CodeGen.h"
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#include "llvm/Target/TargetOptions.h"
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#include <string>
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#include <vector>
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namespace llvm {
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class Module;
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namespace codegen {
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std::string getMArch();
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std::string getMCPU();
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std::vector<std::string> getMAttrs();
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Reloc::Model getRelocModel();
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Optional<Reloc::Model> getExplicitRelocModel();
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ThreadModel::Model getThreadModel();
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CodeModel::Model getCodeModel();
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Optional<CodeModel::Model> getExplicitCodeModel();
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llvm::ExceptionHandling getExceptionModel();
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CodeGenFileType getFileType();
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Optional<CodeGenFileType> getExplicitFileType();
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CodeGenFileType getFileType();
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FramePointerKind getFramePointerUsage();
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bool getEnableUnsafeFPMath();
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bool getEnableNoInfsFPMath();
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bool getEnableNoNaNsFPMath();
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bool getEnableNoSignedZerosFPMath();
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bool getEnableNoTrappingFPMath();
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DenormalMode::DenormalModeKind getDenormalFPMath();
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DenormalMode::DenormalModeKind getDenormalFP32Math();
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bool getEnableHonorSignDependentRoundingFPMath();
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llvm::FloatABI::ABIType getFloatABIForCalls();
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llvm::FPOpFusion::FPOpFusionMode getFuseFPOps();
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bool getDontPlaceZerosInBSS();
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bool getEnableGuaranteedTailCallOpt();
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bool getEnableAIXExtendedAltivecABI();
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bool getDisableTailCalls();
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bool getStackSymbolOrdering();
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unsigned getOverrideStackAlignment();
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bool getStackRealign();
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std::string getTrapFuncName();
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bool getUseCtors();
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bool getRelaxELFRelocations();
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bool getDataSections();
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Optional<bool> getExplicitDataSections();
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bool getFunctionSections();
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Optional<bool> getExplicitFunctionSections();
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bool getIgnoreXCOFFVisibility();
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bool getXCOFFTracebackTable();
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std::string getBBSections();
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unsigned getTLSSize();
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bool getEmulatedTLS();
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bool getUniqueSectionNames();
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bool getUniqueBasicBlockSectionNames();
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llvm::EABI getEABIVersion();
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llvm::DebuggerKind getDebuggerTuningOpt();
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bool getEnableStackSizeSection();
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bool getEnableAddrsig();
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bool getEmitCallSiteInfo();
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bool getEnableMachineFunctionSplitter();
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bool getEnableDebugEntryValues();
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bool getPseudoProbeForProfiling();
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bool getValueTrackingVariableLocations();
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bool getForceDwarfFrameSection();
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bool getXRayOmitFunctionIndex();
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bool getDebugStrictDwarf();
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/// Create this object with static storage to register codegen-related command
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/// line options.
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struct RegisterCodeGenFlags {
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RegisterCodeGenFlags();
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};
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llvm::BasicBlockSection getBBSectionsMode(llvm::TargetOptions &Options);
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/// Common utility function tightly tied to the options listed here. Initializes
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/// a TargetOptions object with CodeGen flags and returns it.
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/// \p TheTriple is used to determine the default value for options if
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/// options are not explicitly specified. If those triple dependant options
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/// value do not have effect for your component, a default Triple() could be
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/// passed in.
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TargetOptions InitTargetOptionsFromCodeGenFlags(const llvm::Triple &TheTriple);
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std::string getCPUStr();
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std::string getFeaturesStr();
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std::vector<std::string> getFeatureList();
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void renderBoolStringAttr(AttrBuilder &B, StringRef Name, bool Val);
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/// Set function attributes of function \p F based on CPU, Features, and command
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/// line flags.
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void setFunctionAttributes(StringRef CPU, StringRef Features, Function &F);
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/// Set function attributes of functions in Module M based on CPU,
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/// Features, and command line flags.
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void setFunctionAttributes(StringRef CPU, StringRef Features, Module &M);
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} // namespace codegen
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} // namespace llvm
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#endif // LLVM_CODEGEN_COMMANDFLAGS_H
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