lib/Analysis/Analysis.cpp

   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.
  22 void llvm::initializeAnalysis(PassRegistry &Registry) {
  23   initializeAAEvalLegacyPassPass(Registry);
  24   initializeAliasSetPrinterPass(Registry);
  25   initializeBasicAAWrapperPassPass(Registry);
  26   initializeBlockFrequencyInfoWrapperPassPass(Registry);
  27   initializeBranchProbabilityInfoWrapperPassPass(Registry);
  28   initializeCallGraphWrapperPassPass(Registry);
  29   initializeCallGraphDOTPrinterPass(Registry);
  30   initializeCallGraphPrinterLegacyPassPass(Registry);
  31   initializeCallGraphViewerPass(Registry);
  32   initializeCostModelAnalysisPass(Registry);
  33   initializeCFGViewerLegacyPassPass(Registry);
  34   initializeCFGPrinterLegacyPassPass(Registry);
  35   initializeCFGOnlyViewerLegacyPassPass(Registry);
  36   initializeCFGOnlyPrinterLegacyPassPass(Registry);
  37   initializeCFLAndersAAWrapperPassPass(Registry);
  38   initializeCFLSteensAAWrapperPassPass(Registry);
  39   initializeDependenceAnalysisWrapperPassPass(Registry);
  40   initializeDelinearizationPass(Registry);
  41   initializeDemandedBitsWrapperPassPass(Registry);
  42   initializeDominanceFrontierWrapperPassPass(Registry);
  43   initializeDomViewerPass(Registry);
  44   initializeDomPrinterPass(Registry);
  45   initializeDomOnlyViewerPass(Registry);
  46   initializePostDomViewerPass(Registry);
  47   initializeDomOnlyPrinterPass(Registry);
  48   initializePostDomPrinterPass(Registry);
  49   initializePostDomOnlyViewerPass(Registry);
  50   initializePostDomOnlyPrinterPass(Registry);
  51   initializeAAResultsWrapperPassPass(Registry);
  52   initializeGlobalsAAWrapperPassPass(Registry);
  53   initializeIVUsersWrapperPassPass(Registry);
  54   initializeInstCountPass(Registry);
  55   initializeIntervalPartitionPass(Registry);
  56   initializeLazyBranchProbabilityInfoPassPass(Registry);
  57   initializeLazyBlockFrequencyInfoPassPass(Registry);
  58   initializeLazyValueInfoWrapperPassPass(Registry);
  59   initializeLazyValueInfoPrinterPass(Registry);
  60   initializeLegacyDivergenceAnalysisPass(Registry);
  61   initializeLintPass(Registry);
  62   initializeLoopInfoWrapperPassPass(Registry);
  63   initializeMemDepPrinterPass(Registry);
  64   initializeMemDerefPrinterPass(Registry);
  65   initializeMemoryDependenceWrapperPassPass(Registry);
  66   initializeModuleDebugInfoPrinterPass(Registry);
  67   initializeModuleSummaryIndexWrapperPassPass(Registry);
  68   initializeMustExecutePrinterPass(Registry);
  69   initializeObjCARCAAWrapperPassPass(Registry);
  70   initializeOptimizationRemarkEmitterWrapperPassPass(Registry);
  71   initializePhiValuesWrapperPassPass(Registry);
  72   initializePostDominatorTreeWrapperPassPass(Registry);
  73   initializeRegionInfoPassPass(Registry);
  74   initializeRegionViewerPass(Registry);
  75   initializeRegionPrinterPass(Registry);
  76   initializeRegionOnlyViewerPass(Registry);
  77   initializeRegionOnlyPrinterPass(Registry);
  78   initializeSCEVAAWrapperPassPass(Registry);
  79   initializeScalarEvolutionWrapperPassPass(Registry);
  80   initializeTargetTransformInfoWrapperPassPass(Registry);
  81   initializeTypeBasedAAWrapperPassPass(Registry);
  82   initializeScopedNoAliasAAWrapperPassPass(Registry);
  83   initializeLCSSAVerificationPassPass(Registry);
  84   initializeMemorySSAWrapperPassPass(Registry);
  85   initializeMemorySSAPrinterLegacyPassPass(Registry);
  86 }
  87
  88 void LLVMInitializeAnalysis(LLVMPassRegistryRef R) {
  89   initializeAnalysis(*unwrap(R));
  90 }
  91
  92 void LLVMInitializeIPA(LLVMPassRegistryRef R) {
  93   initializeAnalysis(*unwrap(R));
  94 }
  95
  96 LLVMBool LLVMVerifyModule(LLVMModuleRef M, LLVMVerifierFailureAction Action,
  97                           char **OutMessages) {
  98   raw_ostream *DebugOS = Action != LLVMReturnStatusAction ? &errs() : nullptr;
  99   std::string Messages;
 100   raw_string_ostream MsgsOS(Messages);
 101
 102   LLVMBool Result = verifyModule(*unwrap(M), OutMessages ? &MsgsOS : DebugOS);
 103
 104   // Duplicate the output to stderr.
 105   if (DebugOS && OutMessages)
 106     *DebugOS << MsgsOS.str();
 107
 108   if (Action == LLVMAbortProcessAction && Result)
 109     report_fatal_error("Broken module found, compilation aborted!");
 110
 111   if (OutMessages)
 112     *OutMessages = strdup(MsgsOS.str().c_str());
 113
 114   return Result;
 115 }
 116
 117 LLVMBool LLVMVerifyFunction(LLVMValueRef Fn, LLVMVerifierFailureAction Action) {
 118   LLVMBool Result = verifyFunction(
 119       *unwrap<Function>(Fn), Action != LLVMReturnStatusAction ? &errs()
 120                                                               : nullptr);
 121
 122   if (Action == LLVMAbortProcessAction && Result)
 123     report_fatal_error("Broken function found, compilation aborted!");
 124
 125   return Result;
 126 }
 127
 128 void LLVMViewFunctionCFG(LLVMValueRef Fn) {
 129   Function *F = unwrap<Function>(Fn);
 130   F->viewCFG();
 131 }
 132
 133 void LLVMViewFunctionCFGOnly(LLVMValueRef Fn) {
 134   Function *F = unwrap<Function>(Fn);
 135   F->viewCFGOnly();
 136 }