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Add new methods for stub generation

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6053 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner
2003-05-08 21:53:57 +00:00
parent eb5a93b86b
commit 1f25d8801f
1 changed files with 12 additions and 0 deletions
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12
include/llvm/CodeGen/MachineCodeEmitter.h
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@@ -39,6 +39,18 @@ struct MachineCodeEmitter {
/// ///
virtual void startBasicBlock(MachineBasicBlock &BB) {} virtual void startBasicBlock(MachineBasicBlock &BB) {}
/// startFunctionStub - This callback is invoked when the JIT needs the
/// address of a function that has not been code generated yet. The StubSize
/// specifies the total size required by the stub. Stubs are not allowed to
/// have constant pools, the can only use the other emit* methods.
///
virtual void startFunctionStub(Function &F, unsigned StubSize) {}
/// finishFunctionStub - This callback is invoked to terminate a function
/// stub.
///
virtual void finishFunctionStub(Function &F) {}
/// emitByte - This callback is invoked when a byte needs to be written to the /// emitByte - This callback is invoked when a byte needs to be written to the
/// output stream. /// output stream.
/// ///