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