• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1 //===-- Analysis.cpp ------------------------------------------------------===//
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 #include "llvm-c/Analysis.h"
11 #include "llvm-c/Initialization.h"
12 #include "llvm/IR/Module.h"
13 #include "llvm/IR/Verifier.h"
14 #include "llvm/InitializePasses.h"
15 #include "llvm/PassRegistry.h"
16 #include "llvm/Support/raw_ostream.h"
17 #include <cstring>
18 
19 using namespace llvm;
20 
21 /// initializeAnalysis - Initialize all passes linked into the Analysis library.
initializeAnalysis(PassRegistry & Registry)22 void llvm::initializeAnalysis(PassRegistry &Registry) {
23   initializeAAEvalPass(Registry);
24   initializeAliasSetPrinterPass(Registry);
25   initializeBasicAAWrapperPassPass(Registry);
26   initializeBlockFrequencyInfoWrapperPassPass(Registry);
27   initializeBranchProbabilityInfoWrapperPassPass(Registry);
28   initializeCallGraphWrapperPassPass(Registry);
29   initializeCallGraphPrinterPass(Registry);
30   initializeCallGraphViewerPass(Registry);
31   initializeCostModelAnalysisPass(Registry);
32   initializeCFGViewerPass(Registry);
33   initializeCFGPrinterPass(Registry);
34   initializeCFGOnlyViewerPass(Registry);
35   initializeCFGOnlyPrinterPass(Registry);
36   initializeCFLAAWrapperPassPass(Registry);
37   initializeDependenceAnalysisPass(Registry);
38   initializeDelinearizationPass(Registry);
39   initializeDemandedBitsPass(Registry);
40   initializeDivergenceAnalysisPass(Registry);
41   initializeDominanceFrontierPass(Registry);
42   initializeDomViewerPass(Registry);
43   initializeDomPrinterPass(Registry);
44   initializeDomOnlyViewerPass(Registry);
45   initializePostDomViewerPass(Registry);
46   initializeDomOnlyPrinterPass(Registry);
47   initializePostDomPrinterPass(Registry);
48   initializePostDomOnlyViewerPass(Registry);
49   initializePostDomOnlyPrinterPass(Registry);
50   initializeAAResultsWrapperPassPass(Registry);
51   initializeGlobalsAAWrapperPassPass(Registry);
52   initializeIVUsersPass(Registry);
53   initializeInstCountPass(Registry);
54   initializeIntervalPartitionPass(Registry);
55   initializeLazyValueInfoPass(Registry);
56   initializeLintPass(Registry);
57   initializeLoopInfoWrapperPassPass(Registry);
58   initializeMemDepPrinterPass(Registry);
59   initializeMemDerefPrinterPass(Registry);
60   initializeMemoryDependenceAnalysisPass(Registry);
61   initializeModuleDebugInfoPrinterPass(Registry);
62   initializeObjCARCAAWrapperPassPass(Registry);
63   initializePostDominatorTreePass(Registry);
64   initializeRegionInfoPassPass(Registry);
65   initializeRegionViewerPass(Registry);
66   initializeRegionPrinterPass(Registry);
67   initializeRegionOnlyViewerPass(Registry);
68   initializeRegionOnlyPrinterPass(Registry);
69   initializeSCEVAAWrapperPassPass(Registry);
70   initializeScalarEvolutionWrapperPassPass(Registry);
71   initializeTargetTransformInfoWrapperPassPass(Registry);
72   initializeTypeBasedAAWrapperPassPass(Registry);
73   initializeScopedNoAliasAAWrapperPassPass(Registry);
74 }
75 
LLVMInitializeAnalysis(LLVMPassRegistryRef R)76 void LLVMInitializeAnalysis(LLVMPassRegistryRef R) {
77   initializeAnalysis(*unwrap(R));
78 }
79 
LLVMInitializeIPA(LLVMPassRegistryRef R)80 void LLVMInitializeIPA(LLVMPassRegistryRef R) {
81   initializeAnalysis(*unwrap(R));
82 }
83 
LLVMVerifyModule(LLVMModuleRef M,LLVMVerifierFailureAction Action,char ** OutMessages)84 LLVMBool LLVMVerifyModule(LLVMModuleRef M, LLVMVerifierFailureAction Action,
85                           char **OutMessages) {
86   raw_ostream *DebugOS = Action != LLVMReturnStatusAction ? &errs() : nullptr;
87   std::string Messages;
88   raw_string_ostream MsgsOS(Messages);
89 
90   LLVMBool Result = verifyModule(*unwrap(M), OutMessages ? &MsgsOS : DebugOS);
91 
92   // Duplicate the output to stderr.
93   if (DebugOS && OutMessages)
94     *DebugOS << MsgsOS.str();
95 
96   if (Action == LLVMAbortProcessAction && Result)
97     report_fatal_error("Broken module found, compilation aborted!");
98 
99   if (OutMessages)
100     *OutMessages = strdup(MsgsOS.str().c_str());
101 
102   return Result;
103 }
104 
LLVMVerifyFunction(LLVMValueRef Fn,LLVMVerifierFailureAction Action)105 LLVMBool LLVMVerifyFunction(LLVMValueRef Fn, LLVMVerifierFailureAction Action) {
106   LLVMBool Result = verifyFunction(
107       *unwrap<Function>(Fn), Action != LLVMReturnStatusAction ? &errs()
108                                                               : nullptr);
109 
110   if (Action == LLVMAbortProcessAction && Result)
111     report_fatal_error("Broken function found, compilation aborted!");
112 
113   return Result;
114 }
115 
LLVMViewFunctionCFG(LLVMValueRef Fn)116 void LLVMViewFunctionCFG(LLVMValueRef Fn) {
117   Function *F = unwrap<Function>(Fn);
118   F->viewCFG();
119 }
120 
LLVMViewFunctionCFGOnly(LLVMValueRef Fn)121 void LLVMViewFunctionCFGOnly(LLVMValueRef Fn) {
122   Function *F = unwrap<Function>(Fn);
123   F->viewCFGOnly();
124 }
125