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/IR/Module.h"
11#include "llvm/IR/Verifier.h"
12#include "llvm/InitializePasses.h"
13#include "llvm/PassRegistry.h"
14#include "llvm/Support/raw_ostream.h"
15#include <cstring>
16
17using namespace llvm;
18
19/// initializeAnalysis - Initialize all passes linked into the Analysis library.
20void llvm::initializeAnalysis(PassRegistry &Registry) {
21 initializeBasicAAWrapperPassPass(Registry);
22 initializeBlockFrequencyInfoWrapperPassPass(Registry);
23 initializeBranchProbabilityInfoWrapperPassPass(Registry);
24 initializeCallGraphWrapperPassPass(Registry);
25 initializeCallGraphDOTPrinterPass(Registry);
26 initializeCallGraphViewerPass(Registry);
27 initializeCycleInfoWrapperPassPass(Registry);
28 initializeDependenceAnalysisWrapperPassPass(Registry);
29 initializeDominanceFrontierWrapperPassPass(Registry);
30 initializeDomViewerWrapperPassPass(Registry);
31 initializeDomPrinterWrapperPassPass(Registry);
32 initializeDomOnlyViewerWrapperPassPass(Registry);
33 initializePostDomViewerWrapperPassPass(Registry);
34 initializeDomOnlyPrinterWrapperPassPass(Registry);
35 initializePostDomPrinterWrapperPassPass(Registry);
36 initializePostDomOnlyViewerWrapperPassPass(Registry);
37 initializePostDomOnlyPrinterWrapperPassPass(Registry);
38 initializeAAResultsWrapperPassPass(Registry);
39 initializeGlobalsAAWrapperPassPass(Registry);
40 initializeIVUsersWrapperPassPass(Registry);
41 initializeIntervalPartitionPass(Registry);
42 initializeIRSimilarityIdentifierWrapperPassPass(Registry);
43 initializeLazyBranchProbabilityInfoPassPass(Registry);
44 initializeLazyBlockFrequencyInfoPassPass(Registry);
45 initializeLazyValueInfoWrapperPassPass(Registry);
46 initializeLoopInfoWrapperPassPass(Registry);
47 initializeMemoryDependenceWrapperPassPass(Registry);
48 initializeModuleSummaryIndexWrapperPassPass(Registry);
49 initializeOptimizationRemarkEmitterWrapperPassPass(Registry);
50 initializePhiValuesWrapperPassPass(Registry);
51 initializePostDominatorTreeWrapperPassPass(Registry);
52 initializeRegionInfoPassPass(Registry);
53 initializeRegionViewerPass(Registry);
54 initializeRegionPrinterPass(Registry);
55 initializeRegionOnlyViewerPass(Registry);
56 initializeRegionOnlyPrinterPass(Registry);
57 initializeSCEVAAWrapperPassPass(Registry);
58 initializeScalarEvolutionWrapperPassPass(Registry);
59 initializeStackSafetyGlobalInfoWrapperPassPass(Registry);
60 initializeStackSafetyInfoWrapperPassPass(Registry);
61 initializeTargetTransformInfoWrapperPassPass(Registry);
62 initializeTypeBasedAAWrapperPassPass(Registry);
63 initializeScopedNoAliasAAWrapperPassPass(Registry);
64 initializeLCSSAVerificationPassPass(Registry);
65 initializeMemorySSAWrapperPassPass(Registry);
66}
67
68LLVMBool LLVMVerifyModule(LLVMModuleRef M, LLVMVerifierFailureAction Action,
69 char **OutMessages) {
70 raw_ostream *DebugOS = Action != LLVMReturnStatusAction ? &errs() : nullptr;
71 std::string Messages;
72 raw_string_ostream MsgsOS(Messages);
73
74 LLVMBool Result = verifyModule(M: *unwrap(P: M), OS: OutMessages ? &MsgsOS : DebugOS);
75
76 // Duplicate the output to stderr.
77 if (DebugOS && OutMessages)
78 *DebugOS << MsgsOS.str();
79
80 if (Action == LLVMAbortProcessAction && Result)
81 report_fatal_error(reason: "Broken module found, compilation aborted!");
82
83 if (OutMessages)
84 *OutMessages = strdup(s: MsgsOS.str().c_str());
85
86 return Result;
87}
88
89LLVMBool LLVMVerifyFunction(LLVMValueRef Fn, LLVMVerifierFailureAction Action) {
90 LLVMBool Result = verifyFunction(
91 F: *unwrap<Function>(P: Fn), OS: Action != LLVMReturnStatusAction ? &errs()
92 : nullptr);
93
94 if (Action == LLVMAbortProcessAction && Result)
95 report_fatal_error(reason: "Broken function found, compilation aborted!");
96
97 return Result;
98}
99
100void LLVMViewFunctionCFG(LLVMValueRef Fn) {
101 Function *F = unwrap<Function>(P: Fn);
102 F->viewCFG();
103}
104
105void LLVMViewFunctionCFGOnly(LLVMValueRef Fn) {
106 Function *F = unwrap<Function>(P: Fn);
107 F->viewCFGOnly();
108}
109

source code of llvm/lib/Analysis/Analysis.cpp