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50 lines
1.7 KiB
C++
50 lines
1.7 KiB
C++
//===- X86JITInfo.h - X86 implementation of the JIT interface --*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file was developed by the LLVM research group and is distributed under
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// the University of Illinois Open Source License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file contains the X86 implementation of the TargetJITInfo class.
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//
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//===----------------------------------------------------------------------===//
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#ifndef X86JITINFO_H
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#define X86JITINFO_H
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#include "llvm/Target/TargetJITInfo.h"
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namespace llvm {
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class TargetMachine;
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class IntrinsicLowering;
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class X86JITInfo : public TargetJITInfo {
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TargetMachine &TM;
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public:
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X86JITInfo(TargetMachine &tm) : TM(tm) {}
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/// addPassesToJITCompile - Add passes to the specified pass manager to
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/// implement a fast dynamic compiler for this target. Return true if this
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/// is not supported for this target.
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///
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virtual void addPassesToJITCompile(FunctionPassManager &PM);
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/// replaceMachineCodeForFunction - Make it so that calling the function
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/// whose machine code is at OLD turns into a call to NEW, perhaps by
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/// overwriting OLD with a branch to NEW. This is used for self-modifying
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/// code.
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///
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virtual void replaceMachineCodeForFunction(void *Old, void *New);
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/// getJITStubForFunction - Create or return a stub for the specified
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/// function. This stub acts just like the specified function, except that
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/// it allows the "address" of the function to be taken without having to
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/// generate code for it.
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virtual void *getJITStubForFunction(Function *F, MachineCodeEmitter &MCE);
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};
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}
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#endif
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