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Add stub to emit machine code for JIT 

llvm-svn: 4856
This commit is contained in:
Chris Lattner 2002-12-02 21:00:50 +00:00
parent 1a025e25ef
commit 7b6411c3c0
1 changed files with 21 additions and 9 deletions
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30
llvm/include/llvm/Target/TargetMachine.h
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@ -17,6 +17,7 @@ class MachineRegInfo;
class MachineFrameInfo;
class MachineCacheInfo;
class MachineOptInfo;
class MachineCodeEmitter;
class MRegisterInfo;
class PassManager;
class Pass;
@ -77,20 +78,31 @@ public:
//
virtual unsigned findOptimalStorageSize(const Type* ty) const;
/// addPassesToEmitAssembly - Add passes to the specified pass manager to get
/// assembly langage code emited. Typically this will involve several steps
/// of code generation. This method should return true if code generation is
/// not supported.
///
virtual bool addPassesToEmitAssembly(PassManager &PM, std::ostream &Out) {
return true;
}
/// addPassesToJITCompile - Add passes to the specified pass manager to
/// implement a fast dynamic compiler for this target. Return true if this is
/// not supported for this target.
///
virtual bool addPassesToJITCompile(PassManager &PM) { return true; }
/// addPassesToEmitAssembly - Add passes to the specified pass manager to get
/// assembly langage code emitted. Typically this will involve several steps
/// of code generation. This method should return true if assembly emission
/// is not supported.
///
virtual bool addPassesToEmitAssembly(PassManager &PM, std::ostream &Out) {
return true;
}
/// addPassesToEmitMachineCode - Add passes to the specified pass manager to
/// get machine code emitted. This uses a MAchineCodeEmitter object to handle
/// actually outputting the machine code and resolving things like the address
/// of functions. This method should returns true if machine code emission is
/// not supported.
///
virtual bool addPassesToEmitMachineCode(PassManager &PM,
MachineCodeEmitter *MCE) {
return true;
}
};
#endif