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   initializeAliasAnalysisAnalysisGroup(Registry);
  24   initializeAliasAnalysisCounterPass(Registry);
  25   initializeAAEvalPass(Registry);
  26   initializeAliasDebuggerPass(Registry);
  27   initializeAliasSetPrinterPass(Registry);
  28   initializeNoAAPass(Registry);
  29   initializeBasicAliasAnalysisPass(Registry);
  30   initializeBlockFrequencyInfoPass(Registry);
  31   initializeBranchProbabilityInfoPass(Registry);
  32   initializeCostModelAnalysisPass(Registry);
  33   initializeCFGViewerPass(Registry);
  34   initializeCFGPrinterPass(Registry);
  35   initializeCFGOnlyViewerPass(Registry);
  36   initializeCFGOnlyPrinterPass(Registry);
  37   initializeDependenceAnalysisPass(Registry);
  38   initializeDelinearizationPass(Registry);
  39   initializeDominanceFrontierPass(Registry);
  40   initializeDomViewerPass(Registry);
  41   initializeDomPrinterPass(Registry);
  42   initializeDomOnlyViewerPass(Registry);
  43   initializePostDomViewerPass(Registry);
  44   initializeDomOnlyPrinterPass(Registry);
  45   initializePostDomPrinterPass(Registry);
  46   initializePostDomOnlyViewerPass(Registry);
  47   initializePostDomOnlyPrinterPass(Registry);
  48   initializeIVUsersPass(Registry);
  49   initializeInstCountPass(Registry);
  50   initializeIntervalPartitionPass(Registry);
  51   initializeJumpInstrTableInfoPass(Registry);
  52   initializeLazyValueInfoPass(Registry);
  53   initializeLibCallAliasAnalysisPass(Registry);
  54   initializeLintPass(Registry);
  55   initializeLoopInfoPass(Registry);
  56   initializeMemDepPrinterPass(Registry);
  57   initializeMemoryDependenceAnalysisPass(Registry);
  58   initializeModuleDebugInfoPrinterPass(Registry);
  59   initializePostDominatorTreePass(Registry);
  60   initializeRegionInfoPass(Registry);
  61   initializeRegionViewerPass(Registry);
  62   initializeRegionPrinterPass(Registry);
  63   initializeRegionOnlyViewerPass(Registry);
  64   initializeRegionOnlyPrinterPass(Registry);
  65   initializeScalarEvolutionPass(Registry);
  66   initializeScalarEvolutionAliasAnalysisPass(Registry);
  67   initializeTargetTransformInfoAnalysisGroup(Registry);
  68   initializeTypeBasedAliasAnalysisPass(Registry);
  69 }
  70
  71 void LLVMInitializeAnalysis(LLVMPassRegistryRef R) {
  72   initializeAnalysis(*unwrap(R));
  73 }
  74
  75 LLVMBool LLVMVerifyModule(LLVMModuleRef M, LLVMVerifierFailureAction Action,
  76                           char **OutMessages) {
  77   raw_ostream *DebugOS = Action != LLVMReturnStatusAction ? &errs() : nullptr;
  78   std::string Messages;
  79   raw_string_ostream MsgsOS(Messages);
  80
  81   LLVMBool Result = verifyModule(*unwrap(M), OutMessages ? &MsgsOS : DebugOS);
  82
  83   // Duplicate the output to stderr.
  84   if (DebugOS && OutMessages)
  85     *DebugOS << MsgsOS.str();
  86
  87   if (Action == LLVMAbortProcessAction && Result)
  88     report_fatal_error("Broken module found, compilation aborted!");
  89
  90   if (OutMessages)
  91     *OutMessages = strdup(MsgsOS.str().c_str());
  92
  93   return Result;
  94 }
  95
  96 LLVMBool LLVMVerifyFunction(LLVMValueRef Fn, LLVMVerifierFailureAction Action) {
  97   LLVMBool Result = verifyFunction(
  98       *unwrap<Function>(Fn), Action != LLVMReturnStatusAction ? &errs()
  99                                                               : nullptr);
 100
 101   if (Action == LLVMAbortProcessAction && Result)
 102     report_fatal_error("Broken function found, compilation aborted!");
 103
 104   return Result;
 105 }
 106
 107 void LLVMViewFunctionCFG(LLVMValueRef Fn) {
 108   Function *F = unwrap<Function>(Fn);
 109   F->viewCFG();
 110 }
 111
 112 void LLVMViewFunctionCFGOnly(LLVMValueRef Fn) {
 113   Function *F = unwrap<Function>(Fn);
 114   F->viewCFGOnly();
 115 }