/Users/buildslave/jenkins/sharedspace/clang-stage2-coverage-R@2/llvm/lib/Target/X86/X86TargetMachine.h
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1 | | //===-- X86TargetMachine.h - Define TargetMachine for the X86 ---*- C++ -*-===// |
2 | | // |
3 | | // The LLVM Compiler Infrastructure |
4 | | // |
5 | | // This file is distributed under the University of Illinois Open Source |
6 | | // License. See LICENSE.TXT for details. |
7 | | // |
8 | | //===----------------------------------------------------------------------===// |
9 | | // |
10 | | // This file declares the X86 specific subclass of TargetMachine. |
11 | | // |
12 | | //===----------------------------------------------------------------------===// |
13 | | |
14 | | #ifndef LLVM_LIB_TARGET_X86_X86TARGETMACHINE_H |
15 | | #define LLVM_LIB_TARGET_X86_X86TARGETMACHINE_H |
16 | | |
17 | | #include "X86Subtarget.h" |
18 | | #include "llvm/ADT/Optional.h" |
19 | | #include "llvm/ADT/StringMap.h" |
20 | | #include "llvm/Analysis/TargetTransformInfo.h" |
21 | | #include "llvm/Support/CodeGen.h" |
22 | | #include "llvm/Target/TargetMachine.h" |
23 | | #include <memory> |
24 | | |
25 | | namespace llvm { |
26 | | |
27 | | class StringRef; |
28 | | class X86Subtarget; |
29 | | class X86RegisterBankInfo; |
30 | | |
31 | | class X86TargetMachine final : public LLVMTargetMachine { |
32 | | std::unique_ptr<TargetLoweringObjectFile> TLOF; |
33 | | mutable StringMap<std::unique_ptr<X86Subtarget>> SubtargetMap; |
34 | | |
35 | | public: |
36 | | X86TargetMachine(const Target &T, const Triple &TT, StringRef CPU, |
37 | | StringRef FS, const TargetOptions &Options, |
38 | | Optional<Reloc::Model> RM, Optional<CodeModel::Model> CM, |
39 | | CodeGenOpt::Level OL, bool JIT); |
40 | | ~X86TargetMachine() override; |
41 | | |
42 | | const X86Subtarget *getSubtargetImpl(const Function &F) const override; |
43 | | // DO NOT IMPLEMENT: There is no such thing as a valid default subtarget, |
44 | | // subtargets are per-function entities based on the target-specific |
45 | | // attributes of each function. |
46 | | const X86Subtarget *getSubtargetImpl() const = delete; |
47 | | |
48 | | TargetIRAnalysis getTargetIRAnalysis() override; |
49 | | |
50 | | // Set up the pass pipeline. |
51 | | TargetPassConfig *createPassConfig(PassManagerBase &PM) override; |
52 | | |
53 | 432k | TargetLoweringObjectFile *getObjFileLowering() const override { |
54 | 432k | return TLOF.get(); |
55 | 432k | } |
56 | | |
57 | 0 | bool isMachineVerifierClean() const override { |
58 | 0 | return false; |
59 | 0 | } |
60 | | }; |
61 | | |
62 | | } // end namespace llvm |
63 | | |
64 | | #endif // LLVM_LIB_TARGET_X86_X86TARGETMACHINE_H |