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comparison lib/Analysis/InstCount.cpp @ 77:54457678186b

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LLVM 3.6
author Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
date Mon, 08 Sep 2014 22:06:00 +0900
parents 95c75e76d11b
children 803732b1fca8
comparison
equal deleted inserted replaced
34:e874dbf0ad9d 77:54457678186b
9 // 9 //
10 // This pass collects the count of all instructions and reports them 10 // This pass collects the count of all instructions and reports them
11 // 11 //
12 //===----------------------------------------------------------------------===// 12 //===----------------------------------------------------------------------===//
13 13
14 #define DEBUG_TYPE "instcount"
15 #include "llvm/Analysis/Passes.h" 14 #include "llvm/Analysis/Passes.h"
16 #include "llvm/ADT/Statistic.h" 15 #include "llvm/ADT/Statistic.h"
17 #include "llvm/IR/Function.h" 16 #include "llvm/IR/Function.h"
18 #include "llvm/InstVisitor.h" 17 #include "llvm/IR/InstVisitor.h"
19 #include "llvm/Pass.h" 18 #include "llvm/Pass.h"
20 #include "llvm/Support/Debug.h" 19 #include "llvm/Support/Debug.h"
21 #include "llvm/Support/ErrorHandling.h" 20 #include "llvm/Support/ErrorHandling.h"
22 #include "llvm/Support/raw_ostream.h" 21 #include "llvm/Support/raw_ostream.h"
23 using namespace llvm; 22 using namespace llvm;
23
24 #define DEBUG_TYPE "instcount"
24 25
25 STATISTIC(TotalInsts , "Number of instructions (of all types)"); 26 STATISTIC(TotalInsts , "Number of instructions (of all types)");
26 STATISTIC(TotalBlocks, "Number of basic blocks"); 27 STATISTIC(TotalBlocks, "Number of basic blocks");
27 STATISTIC(TotalFuncs , "Number of non-external functions"); 28 STATISTIC(TotalFuncs , "Number of non-external functions");
28 STATISTIC(TotalMemInst, "Number of memory instructions"); 29 STATISTIC(TotalMemInst, "Number of memory instructions");
45 46
46 #include "llvm/IR/Instruction.def" 47 #include "llvm/IR/Instruction.def"
47 48
48 void visitInstruction(Instruction &I) { 49 void visitInstruction(Instruction &I) {
49 errs() << "Instruction Count does not know about " << I; 50 errs() << "Instruction Count does not know about " << I;
50 llvm_unreachable(0); 51 llvm_unreachable(nullptr);
51 } 52 }
52 public: 53 public:
53 static char ID; // Pass identification, replacement for typeid 54 static char ID; // Pass identification, replacement for typeid
54 InstCount() : FunctionPass(ID) { 55 InstCount() : FunctionPass(ID) {
55 initializeInstCountPass(*PassRegistry::getPassRegistry()); 56 initializeInstCountPass(*PassRegistry::getPassRegistry());
56 } 57 }
57 58
58 virtual bool runOnFunction(Function &F); 59 bool runOnFunction(Function &F) override;
59 60
60 virtual void getAnalysisUsage(AnalysisUsage &AU) const { 61 void getAnalysisUsage(AnalysisUsage &AU) const override {
61 AU.setPreservesAll(); 62 AU.setPreservesAll();
62 } 63 }
63 virtual void print(raw_ostream &O, const Module *M) const {} 64 void print(raw_ostream &O, const Module *M) const override {}
64 65
65 }; 66 };
66 } 67 }
67 68
68 char InstCount::ID = 0; 69 char InstCount::ID = 0;