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891c57d96e
Summary: Thanks everyone involved in fixing the outstanding issues. Reviewers: rovka, MatzeB, efriedma Reviewed By: MatzeB Subscribers: aemerson, javed.absar, llvm-commits, kristof.beyls Differential Revision: https://reviews.llvm.org/D36153 llvm-svn: 310180
90 lines
3.0 KiB
C++
90 lines
3.0 KiB
C++
//===-- ARMTargetMachine.h - Define TargetMachine for ARM -------*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file declares the ARM specific subclass of TargetMachine.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_LIB_TARGET_ARM_ARMTARGETMACHINE_H
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#define LLVM_LIB_TARGET_ARM_ARMTARGETMACHINE_H
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#include "ARMSubtarget.h"
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#include "llvm/ADT/Optional.h"
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#include "llvm/ADT/StringMap.h"
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#include "llvm/ADT/StringRef.h"
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#include "llvm/Analysis/TargetTransformInfo.h"
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#include "llvm/Support/CodeGen.h"
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#include "llvm/Target/TargetMachine.h"
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#include <memory>
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namespace llvm {
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class ARMBaseTargetMachine : public LLVMTargetMachine {
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public:
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enum ARMABI {
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ARM_ABI_UNKNOWN,
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ARM_ABI_APCS,
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ARM_ABI_AAPCS, // ARM EABI
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ARM_ABI_AAPCS16
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} TargetABI;
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protected:
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std::unique_ptr<TargetLoweringObjectFile> TLOF;
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bool isLittle;
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mutable StringMap<std::unique_ptr<ARMSubtarget>> SubtargetMap;
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public:
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ARMBaseTargetMachine(const Target &T, const Triple &TT, StringRef CPU,
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StringRef FS, const TargetOptions &Options,
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Optional<Reloc::Model> RM, Optional<CodeModel::Model> CM,
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CodeGenOpt::Level OL, bool isLittle);
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~ARMBaseTargetMachine() override;
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const ARMSubtarget *getSubtargetImpl(const Function &F) const override;
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// DO NOT IMPLEMENT: There is no such thing as a valid default subtarget,
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// subtargets are per-function entities based on the target-specific
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// attributes of each function.
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const ARMSubtarget *getSubtargetImpl() const = delete;
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bool isLittleEndian() const { return isLittle; }
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/// \brief Get the TargetIRAnalysis for this target.
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TargetIRAnalysis getTargetIRAnalysis() override;
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// Pass Pipeline Configuration
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TargetPassConfig *createPassConfig(PassManagerBase &PM) override;
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TargetLoweringObjectFile *getObjFileLowering() const override {
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return TLOF.get();
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}
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};
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/// ARM/Thumb little endian target machine.
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///
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class ARMLETargetMachine : public ARMBaseTargetMachine {
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public:
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ARMLETargetMachine(const Target &T, const Triple &TT, StringRef CPU,
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StringRef FS, const TargetOptions &Options,
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Optional<Reloc::Model> RM, Optional<CodeModel::Model> CM,
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CodeGenOpt::Level OL, bool JIT);
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};
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/// ARM/Thumb big endian target machine.
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///
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class ARMBETargetMachine : public ARMBaseTargetMachine {
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public:
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ARMBETargetMachine(const Target &T, const Triple &TT, StringRef CPU,
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StringRef FS, const TargetOptions &Options,
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Optional<Reloc::Model> RM, Optional<CodeModel::Model> CM,
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CodeGenOpt::Level OL, bool JIT);
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};
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} // end namespace llvm
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#endif // LLVM_LIB_TARGET_ARM_ARMTARGETMACHINE_H
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