/usr/include/llvm-3.6/llvm/Analysis/LibCallAliasAnalysis.h is in llvm-3.6-dev 1:3.6-2ubuntu1~trusty2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 | //===- LibCallAliasAnalysis.h - Implement AliasAnalysis for libcalls ------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file defines the LibCallAliasAnalysis class.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_ANALYSIS_LIBCALLALIASANALYSIS_H
#define LLVM_ANALYSIS_LIBCALLALIASANALYSIS_H
#include "llvm/Analysis/AliasAnalysis.h"
#include "llvm/Pass.h"
namespace llvm {
class LibCallInfo;
struct LibCallFunctionInfo;
/// LibCallAliasAnalysis - Alias analysis driven from LibCallInfo.
struct LibCallAliasAnalysis : public FunctionPass, public AliasAnalysis {
static char ID; // Class identification
LibCallInfo *LCI;
explicit LibCallAliasAnalysis(LibCallInfo *LC = nullptr)
: FunctionPass(ID), LCI(LC) {
initializeLibCallAliasAnalysisPass(*PassRegistry::getPassRegistry());
}
explicit LibCallAliasAnalysis(char &ID, LibCallInfo *LC)
: FunctionPass(ID), LCI(LC) {
initializeLibCallAliasAnalysisPass(*PassRegistry::getPassRegistry());
}
~LibCallAliasAnalysis();
ModRefResult getModRefInfo(ImmutableCallSite CS,
const Location &Loc) override;
ModRefResult getModRefInfo(ImmutableCallSite CS1,
ImmutableCallSite CS2) override {
// TODO: Could compare two direct calls against each other if we cared to.
return AliasAnalysis::getModRefInfo(CS1, CS2);
}
void getAnalysisUsage(AnalysisUsage &AU) const override;
bool runOnFunction(Function &F) override {
InitializeAliasAnalysis(this); // set up super class
return false;
}
/// getAdjustedAnalysisPointer - This method is used when a pass implements
/// an analysis interface through multiple inheritance. If needed, it
/// should override this to adjust the this pointer as needed for the
/// specified pass info.
void *getAdjustedAnalysisPointer(const void *PI) override {
if (PI == &AliasAnalysis::ID)
return (AliasAnalysis*)this;
return this;
}
private:
ModRefResult AnalyzeLibCallDetails(const LibCallFunctionInfo *FI,
ImmutableCallSite CS,
const Location &Loc);
};
} // End of llvm namespace
#endif
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