//
//===----------------------------------------------------------------------===//
-#ifndef X86TARGETMACHINE_H
-#define X86TARGETMACHINE_H
-
-#include "llvm/Target/TargetMachine.h"
-#include "llvm/Target/TargetData.h"
-#include "llvm/Target/TargetFrameInfo.h"
-#include "X86.h"
-#include "X86ELFWriterInfo.h"
+#ifndef LLVM_LIB_TARGET_X86_X86TARGETMACHINE_H
+#define LLVM_LIB_TARGET_X86_X86TARGETMACHINE_H
#include "X86InstrInfo.h"
-#include "X86JITInfo.h"
#include "X86Subtarget.h"
-#include "X86ISelLowering.h"
+#include "llvm/IR/DataLayout.h"
+#include "llvm/Target/TargetMachine.h"
namespace llvm {
-
-class formatted_raw_ostream;
-
-class X86TargetMachine : public LLVMTargetMachine {
- X86Subtarget Subtarget;
- const TargetData DataLayout; // Calculates type size & alignment
- TargetFrameInfo FrameInfo;
- X86InstrInfo InstrInfo;
- X86JITInfo JITInfo;
- X86TargetLowering TLInfo;
- X86ELFWriterInfo ELFWriterInfo;
- Reloc::Model DefRelocModel; // Reloc model before it's overridden.
-private:
- // We have specific defaults for X86.
- virtual void setCodeModelForJIT();
- virtual void setCodeModelForStatic();
-
-public:
- X86TargetMachine(const Target &T, const std::string &TT,
- const std::string &FS, bool is64Bit);
-
- virtual const X86InstrInfo *getInstrInfo() const { return &InstrInfo; }
- virtual const TargetFrameInfo *getFrameInfo() const { return &FrameInfo; }
- virtual X86JITInfo *getJITInfo() { return &JITInfo; }
- virtual const X86Subtarget *getSubtargetImpl() const{ return &Subtarget; }
- virtual X86TargetLowering *getTargetLowering() const {
- return const_cast<X86TargetLowering*>(&TLInfo);
- }
- virtual const X86RegisterInfo *getRegisterInfo() const {
- return &InstrInfo.getRegisterInfo();
- }
- virtual const TargetData *getTargetData() const { return &DataLayout; }
- virtual const X86ELFWriterInfo *getELFWriterInfo() const {
- return Subtarget.isTargetELF() ? &ELFWriterInfo : 0;
- }
+class StringRef;
- /// getLSDAEncoding - Returns the LSDA pointer encoding. The choices are
- /// 4-byte, 8-byte, and target default. The CIE is hard-coded to indicate that
- /// the LSDA pointer in the FDE section is an "sdata4", and should be encoded
- /// as a 4-byte pointer by default. However, some systems may require a
- /// different size due to bugs or other conditions. We will default to a
- /// 4-byte encoding unless the system tells us otherwise.
- ///
- /// FIXME: This call-back isn't good! We should be using the correct encoding
- /// regardless of the system. However, there are some systems which have bugs
- /// that prevent this from occuring.
- virtual DwarfLSDAEncoding::Encoding getLSDAEncoding() const;
+class X86TargetMachine final : public LLVMTargetMachine {
+ std::unique_ptr<TargetLoweringObjectFile> TLOF;
+ X86Subtarget Subtarget;
- // Set up the pass pipeline.
- virtual bool addInstSelector(PassManagerBase &PM, CodeGenOpt::Level OptLevel);
- virtual bool addPreRegAlloc(PassManagerBase &PM, CodeGenOpt::Level OptLevel);
- virtual bool addPostRegAlloc(PassManagerBase &PM, CodeGenOpt::Level OptLevel);
- virtual bool addCodeEmitter(PassManagerBase &PM, CodeGenOpt::Level OptLevel,
- JITCodeEmitter &JCE);
-};
+ mutable StringMap<std::unique_ptr<X86Subtarget>> SubtargetMap;
-/// X86_32TargetMachine - X86 32-bit target machine.
-///
-class X86_32TargetMachine : public X86TargetMachine {
public:
- X86_32TargetMachine(const Target &T, const std::string &M,
- const std::string &FS);
-};
+ X86TargetMachine(const Target &T, const Triple &TT, StringRef CPU,
+ StringRef FS, const TargetOptions &Options, Reloc::Model RM,
+ CodeModel::Model CM, CodeGenOpt::Level OL);
+ ~X86TargetMachine() override;
+ const X86Subtarget *getSubtargetImpl(const Function &F) const override;
-/// X86_64TargetMachine - X86 64-bit target machine.
-///
-class X86_64TargetMachine : public X86TargetMachine {
-public:
- X86_64TargetMachine(const Target &T, const std::string &TT,
- const std::string &FS);
+ TargetIRAnalysis getTargetIRAnalysis() override;
+
+ // Set up the pass pipeline.
+ TargetPassConfig *createPassConfig(PassManagerBase &PM) override;
+ TargetLoweringObjectFile *getObjFileLowering() const override {
+ return TLOF.get();
+ }
};
} // End llvm namespace