llvm-6502/include/llvm/Transforms/FunctionInlining.h
Chris Lattner 59b6b8e0b3 Move stuff out of the Optimizations directories into the appropriate Transforms
directories.  Eliminate the opt namespace.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1520 91177308-0d34-0410-b5e6-96231b3b80d8
2002-01-21 23:17:48 +00:00

39 lines
1.2 KiB
C++

//===-- MethodInlining.h - Functions that perform Inlining -------*- C++ -*--=//
//
// This family of functions is useful for performing method inlining.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_OPT_METHOD_INLINING_H
#define LLVM_OPT_METHOD_INLINING_H
#include "llvm/Pass.h"
#include "llvm/BasicBlock.h"
class CallInst;
struct MethodInlining : public MethodPass {
// DoMethodInlining - Use a heuristic based approach to inline methods that
// seem to look good.
//
static bool doMethodInlining(Method *M);
virtual bool runOnMethod(Method *M) {
return doMethodInlining(M);
}
};
// InlineMethod - This function forcibly inlines the called method into the
// basic block of the caller. This returns true if it is not possible to inline
// this call. The program is still in a well defined state if this occurs
// though.
//
// Note that this only does one level of inlining. For example, if the
// instruction 'call B' is inlined, and 'B' calls 'C', then the call to 'C' now
// exists in the instruction stream. Similiarly this will inline a recursive
// method by one level.
//
bool InlineMethod(CallInst *C);
bool InlineMethod(BasicBlock::iterator CI); // *CI must be CallInst
#endif