xref: /freebsd/contrib/llvm-project/llvm/lib/Analysis/Analysis.cpp (revision 770cf0a5f02dc8983a89c6568d741fbc25baa999)
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 
17 using namespace llvm;
18 
19 /// initializeAnalysis - Initialize all passes linked into the Analysis library.
20 void llvm::initializeAnalysis(PassRegistry &Registry) {
21   initializeAssumptionCacheTrackerPass(Registry);
22   initializeBasicAAWrapperPassPass(Registry);
23   initializeBlockFrequencyInfoWrapperPassPass(Registry);
24   initializeBranchProbabilityInfoWrapperPassPass(Registry);
25   initializeCallGraphWrapperPassPass(Registry);
26   initializeCallGraphDOTPrinterPass(Registry);
27   initializeCallGraphViewerPass(Registry);
28   initializeCycleInfoWrapperPassPass(Registry);
29   initializeDXILMetadataAnalysisWrapperPassPass(Registry);
30   initializeDXILResourceWrapperPassPass(Registry);
31   initializeDXILResourceBindingWrapperPassPass(Registry);
32   initializeDXILResourceTypeWrapperPassPass(Registry);
33   initializeDXILResourceWrapperPassPass(Registry);
34   initializeDependenceAnalysisWrapperPassPass(Registry);
35   initializeDominanceFrontierWrapperPassPass(Registry);
36   initializeDomViewerWrapperPassPass(Registry);
37   initializeDomPrinterWrapperPassPass(Registry);
38   initializeDomOnlyViewerWrapperPassPass(Registry);
39   initializePostDomViewerWrapperPassPass(Registry);
40   initializeDomOnlyPrinterWrapperPassPass(Registry);
41   initializePostDomPrinterWrapperPassPass(Registry);
42   initializePostDomOnlyViewerWrapperPassPass(Registry);
43   initializePostDomOnlyPrinterWrapperPassPass(Registry);
44   initializeAAResultsWrapperPassPass(Registry);
45   initializeGlobalsAAWrapperPassPass(Registry);
46   initializeExternalAAWrapperPassPass(Registry);
47   initializeImmutableModuleSummaryIndexWrapperPassPass(Registry);
48   initializeIVUsersWrapperPassPass(Registry);
49   initializeIRSimilarityIdentifierWrapperPassPass(Registry);
50   initializeLazyBranchProbabilityInfoPassPass(Registry);
51   initializeLazyBFIPassPass(Registry);
52   initializeLazyBlockFrequencyInfoPassPass(Registry);
53   initializeLazyValueInfoWrapperPassPass(Registry);
54   initializeLoopInfoWrapperPassPass(Registry);
55   initializeMemoryDependenceWrapperPassPass(Registry);
56   initializeModuleSummaryIndexWrapperPassPass(Registry);
57   initializeOptimizationRemarkEmitterWrapperPassPass(Registry);
58   initializePhiValuesWrapperPassPass(Registry);
59   initializePostDominatorTreeWrapperPassPass(Registry);
60   initializeProfileSummaryInfoWrapperPassPass(Registry);
61   initializeRegionInfoPassPass(Registry);
62   initializeRegionViewerPass(Registry);
63   initializeRegionPrinterPass(Registry);
64   initializeRegionOnlyViewerPass(Registry);
65   initializeRegionOnlyPrinterPass(Registry);
66   initializeSCEVAAWrapperPassPass(Registry);
67   initializeScalarEvolutionWrapperPassPass(Registry);
68   initializeStackSafetyGlobalInfoWrapperPassPass(Registry);
69   initializeStackSafetyInfoWrapperPassPass(Registry);
70   initializeTargetLibraryInfoWrapperPassPass(Registry);
71   initializeTargetTransformInfoWrapperPassPass(Registry);
72   initializeTypeBasedAAWrapperPassPass(Registry);
73   initializeScopedNoAliasAAWrapperPassPass(Registry);
74   initializeStaticDataProfileInfoWrapperPassPass(Registry);
75   initializeLCSSAVerificationPassPass(Registry);
76   initializeMemorySSAWrapperPassPass(Registry);
77   initializeUniformityInfoWrapperPassPass(Registry);
78 }
79 
80 LLVMBool LLVMVerifyModule(LLVMModuleRef M, LLVMVerifierFailureAction Action,
81                           char **OutMessages) {
82   raw_ostream *DebugOS = Action != LLVMReturnStatusAction ? &errs() : nullptr;
83   std::string Messages;
84   raw_string_ostream MsgsOS(Messages);
85 
86   LLVMBool Result = verifyModule(*unwrap(M), OutMessages ? &MsgsOS : DebugOS);
87 
88   // Duplicate the output to stderr.
89   if (DebugOS && OutMessages)
90     *DebugOS << MsgsOS.str();
91 
92   if (Action == LLVMAbortProcessAction && Result)
93     report_fatal_error("Broken module found, compilation aborted!");
94 
95   if (OutMessages)
96     *OutMessages = strdup(MsgsOS.str().c_str());
97 
98   return Result;
99 }
100 
101 LLVMBool LLVMVerifyFunction(LLVMValueRef Fn, LLVMVerifierFailureAction Action) {
102   LLVMBool Result = verifyFunction(
103       *unwrap<Function>(Fn), Action != LLVMReturnStatusAction ? &errs()
104                                                               : nullptr);
105 
106   if (Action == LLVMAbortProcessAction && Result)
107     report_fatal_error("Broken function found, compilation aborted!");
108 
109   return Result;
110 }
111 
112 void LLVMViewFunctionCFG(LLVMValueRef Fn) {
113   Function *F = unwrap<Function>(Fn);
114   F->viewCFG();
115 }
116 
117 void LLVMViewFunctionCFGOnly(LLVMValueRef Fn) {
118   Function *F = unwrap<Function>(Fn);
119   F->viewCFGOnly();
120 }
121