Analysis.cpp revision 360784 
1//===-- Analysis.cpp ------------------------------------------------------===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8
9#include "llvm-c/Analysis.h"
10#include "llvm-c/Initialization.h"
11#include "llvm/IR/Module.h"
12#include "llvm/IR/Verifier.h"
13#include "llvm/InitializePasses.h"
14#include "llvm/PassRegistry.h"
15#include "llvm/Support/raw_ostream.h"
16#include <cstring>
17
18using namespace llvm;
19
20/// initializeAnalysis - Initialize all passes linked into the Analysis library.
21void llvm::initializeAnalysis(PassRegistry &Registry) {
22  initializeAAEvalLegacyPassPass(Registry);
23  initializeAliasSetPrinterPass(Registry);
24  initializeBasicAAWrapperPassPass(Registry);
25  initializeBlockFrequencyInfoWrapperPassPass(Registry);
26  initializeBranchProbabilityInfoWrapperPassPass(Registry);
27  initializeCallGraphWrapperPassPass(Registry);
28  initializeCallGraphDOTPrinterPass(Registry);
29  initializeCallGraphPrinterLegacyPassPass(Registry);
30  initializeCallGraphViewerPass(Registry);
31  initializeCostModelAnalysisPass(Registry);
32  initializeCFGViewerLegacyPassPass(Registry);
33  initializeCFGPrinterLegacyPassPass(Registry);
34  initializeCFGOnlyViewerLegacyPassPass(Registry);
35  initializeCFGOnlyPrinterLegacyPassPass(Registry);
36  initializeCFLAndersAAWrapperPassPass(Registry);
37  initializeCFLSteensAAWrapperPassPass(Registry);
38  initializeDependenceAnalysisWrapperPassPass(Registry);
39  initializeDelinearizationPass(Registry);
40  initializeDemandedBitsWrapperPassPass(Registry);
41  initializeDominanceFrontierWrapperPassPass(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  initializeIVUsersWrapperPassPass(Registry);
53  initializeInstCountPass(Registry);
54  initializeIntervalPartitionPass(Registry);
55  initializeLazyBranchProbabilityInfoPassPass(Registry);
56  initializeLazyBlockFrequencyInfoPassPass(Registry);
57  initializeLazyValueInfoWrapperPassPass(Registry);
58  initializeLazyValueInfoPrinterPass(Registry);
59  initializeLegacyDivergenceAnalysisPass(Registry);
60  initializeLintPass(Registry);
61  initializeLoopInfoWrapperPassPass(Registry);
62  initializeMemDepPrinterPass(Registry);
63  initializeMemDerefPrinterPass(Registry);
64  initializeMemoryDependenceWrapperPassPass(Registry);
65  initializeModuleDebugInfoPrinterPass(Registry);
66  initializeModuleSummaryIndexWrapperPassPass(Registry);
67  initializeMustExecutePrinterPass(Registry);
68  initializeMustBeExecutedContextPrinterPass(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  initializeStackSafetyGlobalInfoWrapperPassPass(Registry);
81  initializeStackSafetyInfoWrapperPassPass(Registry);
82  initializeTargetTransformInfoWrapperPassPass(Registry);
83  initializeTypeBasedAAWrapperPassPass(Registry);
84  initializeScopedNoAliasAAWrapperPassPass(Registry);
85  initializeLCSSAVerificationPassPass(Registry);
86  initializeMemorySSAWrapperPassPass(Registry);
87  initializeMemorySSAPrinterLegacyPassPass(Registry);
88}
89
90void LLVMInitializeAnalysis(LLVMPassRegistryRef R) {
91  initializeAnalysis(*unwrap(R));
92}
93
94void LLVMInitializeIPA(LLVMPassRegistryRef R) {
95  initializeAnalysis(*unwrap(R));
96}
97
98LLVMBool LLVMVerifyModule(LLVMModuleRef M, LLVMVerifierFailureAction Action,
99                          char **OutMessages) {
100  raw_ostream *DebugOS = Action != LLVMReturnStatusAction ? &errs() : nullptr;
101  std::string Messages;
102  raw_string_ostream MsgsOS(Messages);
103
104  LLVMBool Result = verifyModule(*unwrap(M), OutMessages ? &MsgsOS : DebugOS);
105
106  // Duplicate the output to stderr.
107  if (DebugOS && OutMessages)
108    *DebugOS << MsgsOS.str();
109
110  if (Action == LLVMAbortProcessAction && Result)
111    report_fatal_error("Broken module found, compilation aborted!");
112
113  if (OutMessages)
114    *OutMessages = strdup(MsgsOS.str().c_str());
115
116  return Result;
117}
118
119LLVMBool LLVMVerifyFunction(LLVMValueRef Fn, LLVMVerifierFailureAction Action) {
120  LLVMBool Result = verifyFunction(
121      *unwrap<Function>(Fn), Action != LLVMReturnStatusAction ? &errs()
122                                                              : nullptr);
123
124  if (Action == LLVMAbortProcessAction && Result)
125    report_fatal_error("Broken function found, compilation aborted!");
126
127  return Result;
128}
129
130void LLVMViewFunctionCFG(LLVMValueRef Fn) {
131  Function *F = unwrap<Function>(Fn);
132  F->viewCFG();
133}
134
135void LLVMViewFunctionCFGOnly(LLVMValueRef Fn) {
136  Function *F = unwrap<Function>(Fn);
137  F->viewCFGOnly();
138}
139