a47c35a699
The createSIMachineScheduler & createPostMachineScheduler target hooks are currently placed in the PassConfig interface. Moving it out to TargetMachine so that both legacy and the new pass manager can effectively use them.
91 lines
3.3 KiB
C++
91 lines
3.3 KiB
C++
//===-- X86TargetMachine.h - Define TargetMachine for the X86 ---*- 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 declares the X86 specific subclass of TargetMachine.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_LIB_TARGET_X86_X86TARGETMACHINE_H
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#define LLVM_LIB_TARGET_X86_X86TARGETMACHINE_H
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#include "X86Subtarget.h"
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#include "llvm/ADT/StringMap.h"
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#include "llvm/CodeGen/CodeGenTargetMachineImpl.h"
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#include "llvm/Support/CodeGen.h"
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#include <memory>
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#include <optional>
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namespace llvm {
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class StringRef;
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class TargetTransformInfo;
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class X86TargetMachine final : public CodeGenTargetMachineImpl {
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std::unique_ptr<TargetLoweringObjectFile> TLOF;
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mutable StringMap<std::unique_ptr<X86Subtarget>> SubtargetMap;
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// True if this is used in JIT.
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bool IsJIT;
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/// Reset internal state.
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void reset() override;
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public:
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X86TargetMachine(const Target &T, const Triple &TT, StringRef CPU,
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StringRef FS, const TargetOptions &Options,
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std::optional<Reloc::Model> RM,
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std::optional<CodeModel::Model> CM, CodeGenOptLevel OL,
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bool JIT);
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~X86TargetMachine() override;
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const X86Subtarget *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 X86Subtarget *getSubtargetImpl() const = delete;
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TargetTransformInfo getTargetTransformInfo(const Function &F) const override;
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// Set up the pass pipeline.
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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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MachineFunctionInfo *
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createMachineFunctionInfo(BumpPtrAllocator &Allocator, const Function &F,
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const TargetSubtargetInfo *STI) const override;
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yaml::MachineFunctionInfo *createDefaultFuncInfoYAML() const override;
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yaml::MachineFunctionInfo *
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convertFuncInfoToYAML(const MachineFunction &MF) const override;
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bool parseMachineFunctionInfo(const yaml::MachineFunctionInfo &,
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PerFunctionMIParsingState &PFS,
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SMDiagnostic &Error,
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SMRange &SourceRange) const override;
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void registerPassBuilderCallbacks(PassBuilder &PB) override;
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Error buildCodeGenPipeline(ModulePassManager &, raw_pwrite_stream &,
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raw_pwrite_stream *, CodeGenFileType,
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const CGPassBuilderOption &,
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PassInstrumentationCallbacks *) override;
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bool isJIT() const { return IsJIT; }
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bool isNoopAddrSpaceCast(unsigned SrcAS, unsigned DestAS) const override;
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ScheduleDAGInstrs *
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createMachineScheduler(MachineSchedContext *C) const override;
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ScheduleDAGInstrs *
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createPostMachineScheduler(MachineSchedContext *C) const override;
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};
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} // end namespace llvm
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#endif // LLVM_LIB_TARGET_X86_X86TARGETMACHINE_H
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