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
18 using namespace llvm;
19
20 /// initializeAnalysis - Initialize all passes linked into the Analysis library.
initializeAnalysis(PassRegistry & Registry)21 void llvm::initializeAnalysis(PassRegistry &Registry) {
22 initializeAAEvalLegacyPassPass(Registry);
23 initializeBasicAAWrapperPassPass(Registry);
24 initializeBlockFrequencyInfoWrapperPassPass(Registry);
25 initializeBranchProbabilityInfoWrapperPassPass(Registry);
26 initializeCallGraphWrapperPassPass(Registry);
27 initializeCallGraphDOTPrinterPass(Registry);
28 initializeCallGraphPrinterLegacyPassPass(Registry);
29 initializeCallGraphViewerPass(Registry);
30 initializeCostModelAnalysisPass(Registry);
31 initializeCFGViewerLegacyPassPass(Registry);
32 initializeCFGPrinterLegacyPassPass(Registry);
33 initializeCFGOnlyViewerLegacyPassPass(Registry);
34 initializeCFGOnlyPrinterLegacyPassPass(Registry);
35 initializeCycleInfoWrapperPassPass(Registry);
36 initializeDependenceAnalysisWrapperPassPass(Registry);
37 initializeDelinearizationPass(Registry);
38 initializeDemandedBitsWrapperPassPass(Registry);
39 initializeDominanceFrontierWrapperPassPass(Registry);
40 initializeDomViewerWrapperPassPass(Registry);
41 initializeDomPrinterWrapperPassPass(Registry);
42 initializeDomOnlyViewerWrapperPassPass(Registry);
43 initializePostDomViewerWrapperPassPass(Registry);
44 initializeDomOnlyPrinterWrapperPassPass(Registry);
45 initializePostDomPrinterWrapperPassPass(Registry);
46 initializePostDomOnlyViewerWrapperPassPass(Registry);
47 initializePostDomOnlyPrinterWrapperPassPass(Registry);
48 initializeAAResultsWrapperPassPass(Registry);
49 initializeGlobalsAAWrapperPassPass(Registry);
50 initializeIVUsersWrapperPassPass(Registry);
51 initializeInstCountLegacyPassPass(Registry);
52 initializeIntervalPartitionPass(Registry);
53 initializeIRSimilarityIdentifierWrapperPassPass(Registry);
54 initializeLazyBranchProbabilityInfoPassPass(Registry);
55 initializeLazyBlockFrequencyInfoPassPass(Registry);
56 initializeLazyValueInfoWrapperPassPass(Registry);
57 initializeLazyValueInfoPrinterPass(Registry);
58 initializeLegacyDivergenceAnalysisPass(Registry);
59 initializeLintLegacyPassPass(Registry);
60 initializeLoopInfoWrapperPassPass(Registry);
61 initializeMemDepPrinterPass(Registry);
62 initializeMemDerefPrinterPass(Registry);
63 initializeMemoryDependenceWrapperPassPass(Registry);
64 initializeModuleDebugInfoLegacyPrinterPass(Registry);
65 initializeModuleSummaryIndexWrapperPassPass(Registry);
66 initializeMustExecutePrinterPass(Registry);
67 initializeMustBeExecutedContextPrinterPass(Registry);
68 initializeOptimizationRemarkEmitterWrapperPassPass(Registry);
69 initializePhiValuesWrapperPassPass(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 initializeStackSafetyGlobalInfoWrapperPassPass(Registry);
79 initializeStackSafetyInfoWrapperPassPass(Registry);
80 initializeTargetTransformInfoWrapperPassPass(Registry);
81 initializeTypeBasedAAWrapperPassPass(Registry);
82 initializeScopedNoAliasAAWrapperPassPass(Registry);
83 initializeLCSSAVerificationPassPass(Registry);
84 initializeMemorySSAWrapperPassPass(Registry);
85 initializeMemorySSAPrinterLegacyPassPass(Registry);
86 }
87
LLVMInitializeAnalysis(LLVMPassRegistryRef R)88 void LLVMInitializeAnalysis(LLVMPassRegistryRef R) {
89 initializeAnalysis(*unwrap(R));
90 }
91
LLVMInitializeIPA(LLVMPassRegistryRef R)92 void LLVMInitializeIPA(LLVMPassRegistryRef R) {
93 initializeAnalysis(*unwrap(R));
94 }
95
LLVMVerifyModule(LLVMModuleRef M,LLVMVerifierFailureAction Action,char ** OutMessages)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
LLVMVerifyFunction(LLVMValueRef Fn,LLVMVerifierFailureAction Action)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
LLVMViewFunctionCFG(LLVMValueRef Fn)128 void LLVMViewFunctionCFG(LLVMValueRef Fn) {
129 Function *F = unwrap<Function>(Fn);
130 F->viewCFG();
131 }
132
LLVMViewFunctionCFGOnly(LLVMValueRef Fn)133 void LLVMViewFunctionCFGOnly(LLVMValueRef Fn) {
134 Function *F = unwrap<Function>(Fn);
135 F->viewCFGOnly();
136 }
137