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Moved Inliner.h to include/llvm/Transforms/IPO/InlinerPass.h

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37666 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Tanya Lattner 2007-06-19 22:31:52 +00:00
parent 6f7426ec2e
commit c91c56cf43
1 changed files with 0 additions and 65 deletions
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65
lib/Transforms/IPO/Inliner.h
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//===- InlineCommon.h - Code common to all inliners -------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file was developed by the LLVM research group and is distributed under
// the University of Illinois Open Source License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file defines a simple policy-based bottom-up inliner. This file
// implements all of the boring mechanics of the bottom-up inlining, while the
// subclass determines WHAT to inline, which is the much more interesting
// component.
//
//===----------------------------------------------------------------------===//
#ifndef INLINER_H
#define INLINER_H
#define DEBUG_TYPE "inline"
#include "llvm/CallGraphSCCPass.h"
namespace llvm {
class CallSite;
/// Inliner - This class contains all of the helper code which is used to
/// perform the inlining operations that does not depend on the policy.
///
struct Inliner : public CallGraphSCCPass {
Inliner(const void *ID);
/// getAnalysisUsage - For this class, we declare that we require and preserve
/// the call graph. If the derived class implements this method, it should
/// always explicitly call the implementation here.
virtual void getAnalysisUsage(AnalysisUsage &Info) const;
// Main run interface method, this implements the interface required by the
// Pass class.
virtual bool runOnSCC(const std::vector<CallGraphNode *> &SCC);
// doFinalization - Remove now-dead linkonce functions at the end of
// processing to avoid breaking the SCC traversal.
virtual bool doFinalization(CallGraph &CG);
/// This method returns the value specified by the -inline-threshold value,
/// specified on the command line. This is typically not directly needed.
///
unsigned getInlineThreshold() const { return InlineThreshold; }
/// getInlineCost - This method must be implemented by the subclass to
/// determine the cost of inlining the specified call site. If the cost
/// returned is greater than the current inline threshold, the call site is
/// not inlined.
///
virtual int getInlineCost(CallSite CS) = 0;
private:
// InlineThreshold - Cache the value here for easy access.
unsigned InlineThreshold;
};
} // End llvm namespace
#endif