Mercurial > hg > CbC > CbC_llvm

comparison lib/Analysis/ModuleDebugInfoPrinter.cpp @ 0:95c75e76d11b LLVM3.4

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
LLVM 3.4
author Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
date Thu, 12 Dec 2013 13:56:28 +0900
parents
children 54457678186b
comparison
equal deleted inserted replaced
-1:000000000000 0:95c75e76d11b
1 //===-- ModuleDebugInfoPrinter.cpp - Prints module debug info metadata ----===//
2 //
3 // The LLVM Compiler Infrastructure
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 //
10 // This pass decodes the debug info metadata in a module and prints in a
11 // (sufficiently-prepared-) human-readable form.
12 //
13 // For example, run this pass from opt along with the -analyze option, and
14 // it'll print to standard output.
15 //
16 //===----------------------------------------------------------------------===//
17
18 #include "llvm/Analysis/Passes.h"
19 #include "llvm/ADT/Statistic.h"
20 #include "llvm/Assembly/Writer.h"
21 #include "llvm/DebugInfo.h"
22 #include "llvm/IR/Function.h"
23 #include "llvm/Pass.h"
24 #include "llvm/Support/ErrorHandling.h"
25 #include "llvm/Support/raw_ostream.h"
26 using namespace llvm;
27
28 namespace {
29 class ModuleDebugInfoPrinter : public ModulePass {
30 DebugInfoFinder Finder;
31 public:
32 static char ID; // Pass identification, replacement for typeid
33 ModuleDebugInfoPrinter() : ModulePass(ID) {
34 initializeModuleDebugInfoPrinterPass(*PassRegistry::getPassRegistry());
35 }
36
37 virtual bool runOnModule(Module &M);
38
39 virtual void getAnalysisUsage(AnalysisUsage &AU) const {
40 AU.setPreservesAll();
41 }
42 virtual void print(raw_ostream &O, const Module *M) const;
43 };
44 }
45
46 char ModuleDebugInfoPrinter::ID = 0;
47 INITIALIZE_PASS(ModuleDebugInfoPrinter, "module-debuginfo",
48 "Decodes module-level debug info", false, true)
49
50 ModulePass *llvm::createModuleDebugInfoPrinterPass() {
51 return new ModuleDebugInfoPrinter();
52 }
53
54 bool ModuleDebugInfoPrinter::runOnModule(Module &M) {
55 Finder.processModule(M);
56 return false;
57 }
58
59 void ModuleDebugInfoPrinter::print(raw_ostream &O, const Module *M) const {
60 for (DebugInfoFinder::iterator I = Finder.compile_unit_begin(),
61 E = Finder.compile_unit_end(); I != E; ++I) {
62 O << "Compile Unit: ";
63 DICompileUnit(*I).print(O);
64 O << '\n';
65 }
66
67 for (DebugInfoFinder::iterator I = Finder.subprogram_begin(),
68 E = Finder.subprogram_end(); I != E; ++I) {
69 O << "Subprogram: ";
70 DISubprogram(*I).print(O);
71 O << '\n';
72 }
73
74 for (DebugInfoFinder::iterator I = Finder.global_variable_begin(),
75 E = Finder.global_variable_end(); I != E; ++I) {
76 O << "GlobalVariable: ";
77 DIGlobalVariable(*I).print(O);
78 O << '\n';
79 }
80
81 for (DebugInfoFinder::iterator I = Finder.type_begin(),
82 E = Finder.type_end(); I != E; ++I) {
83 O << "Type: ";
84 DIType(*I).print(O);
85 O << '\n';
86 }
87 }