X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=lib%2FAnalysis%2FInstCount.cpp;h=3b385d26ba3c07245a6cdfcce01b18ac86a167ee;hb=83a8031336a1155e6b0c3e9a84164324e08d1c8b;hp=831cead4ce0aec3559cb8d74d37f569359a67884;hpb=4fb1b21b312fd91b93c50b1c625edbc1fd34cf56;p=oota-llvm.git diff --git a/lib/Analysis/InstCount.cpp b/lib/Analysis/InstCount.cpp index 831cead4ce0..3b385d26ba3 100644 --- a/lib/Analysis/InstCount.cpp +++ b/lib/Analysis/InstCount.cpp @@ -2,8 +2,8 @@ // // 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 is distributed under the University of Illinois Open Source +// License. See LICENSE.TXT for details. // //===----------------------------------------------------------------------===// // @@ -11,24 +11,29 @@ // //===----------------------------------------------------------------------===// +#define DEBUG_TYPE "instcount" #include "llvm/Analysis/Passes.h" #include "llvm/Pass.h" #include "llvm/Function.h" +#include "llvm/Support/Debug.h" +#include "llvm/Support/ErrorHandling.h" #include "llvm/Support/InstVisitor.h" +#include "llvm/Support/raw_ostream.h" #include "llvm/ADT/Statistic.h" using namespace llvm; -namespace { - Statistic<> TotalInsts ("instcount", "Number of instructions (of all types)"); - Statistic<> TotalBlocks("instcount", "Number of basic blocks"); - Statistic<> TotalFuncs ("instcount", "Number of non-external functions"); - Statistic<> TotalMemInst("instcount", "Number of memory instructions"); +STATISTIC(TotalInsts , "Number of instructions (of all types)"); +STATISTIC(TotalBlocks, "Number of basic blocks"); +STATISTIC(TotalFuncs , "Number of non-external functions"); +STATISTIC(TotalMemInst, "Number of memory instructions"); #define HANDLE_INST(N, OPCODE, CLASS) \ - Statistic<> Num##OPCODE##Inst("instcount", "Number of " #OPCODE " insts"); + STATISTIC(Num ## OPCODE ## Inst, "Number of " #OPCODE " insts"); #include "llvm/Instruction.def" + +namespace { class InstCount : public FunctionPass, public InstVisitor { friend class InstVisitor; @@ -41,23 +46,29 @@ namespace { #include "llvm/Instruction.def" void visitInstruction(Instruction &I) { - std::cerr << "Instruction Count does not know about " << I; - abort(); + errs() << "Instruction Count does not know about " << I; + llvm_unreachable(0); } public: + static char ID; // Pass identification, replacement for typeid + InstCount() : FunctionPass(ID) { + initializeInstCountPass(*PassRegistry::getPassRegistry()); + } + virtual bool runOnFunction(Function &F); virtual void getAnalysisUsage(AnalysisUsage &AU) const { AU.setPreservesAll(); } - virtual void print(std::ostream &O, const Module *M) const {} + virtual void print(raw_ostream &O, const Module *M) const {} }; - - RegisterAnalysis X("instcount", - "Counts the various types of Instructions"); } +char InstCount::ID = 0; +INITIALIZE_PASS(InstCount, "instcount", + "Counts the various types of Instructions", false, true) + FunctionPass *llvm::createInstCountPass() { return new InstCount(); } // InstCount::run - This is the main Analysis entry point for a @@ -66,11 +77,11 @@ FunctionPass *llvm::createInstCountPass() { return new InstCount(); } bool InstCount::runOnFunction(Function &F) { unsigned StartMemInsts = NumGetElementPtrInst + NumLoadInst + NumStoreInst + NumCallInst + - NumInvokeInst + NumAllocaInst + NumMallocInst + NumFreeInst; + NumInvokeInst + NumAllocaInst; visit(F); unsigned EndMemInsts = NumGetElementPtrInst + NumLoadInst + NumStoreInst + NumCallInst + - NumInvokeInst + NumAllocaInst + NumMallocInst + NumFreeInst; + NumInvokeInst + NumAllocaInst; TotalMemInst += EndMemInsts-StartMemInsts; return false; }