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llvm-mirror/lib/Analysis/Analysis.cpp
Cong Hou be08cf7ca6 Create a wrapper pass for BranchProbabilityInfo.
This new wrapper pass is useful when we want to do branch probability analysis conditionally (e.g. only in PGO mode) but don't want to add one more pass dependence.

http://reviews.llvm.org/D11241

llvm-svn: 242349
2015-07-15 22:48:29 +00:00

119 lines
4.2 KiB
C++

//===-- Analysis.cpp ------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include "llvm-c/Analysis.h"
#include "llvm-c/Initialization.h"
#include "llvm/IR/Module.h"
#include "llvm/IR/Verifier.h"
#include "llvm/InitializePasses.h"
#include "llvm/PassRegistry.h"
#include "llvm/Support/raw_ostream.h"
#include <cstring>
using namespace llvm;
/// initializeAnalysis - Initialize all passes linked into the Analysis library.
void llvm::initializeAnalysis(PassRegistry &Registry) {
initializeAliasAnalysisAnalysisGroup(Registry);
initializeAliasAnalysisCounterPass(Registry);
initializeAAEvalPass(Registry);
initializeAliasDebuggerPass(Registry);
initializeAliasSetPrinterPass(Registry);
initializeNoAAPass(Registry);
initializeBasicAliasAnalysisPass(Registry);
initializeBlockFrequencyInfoWrapperPassPass(Registry);
initializeBranchProbabilityInfoWrapperPassPass(Registry);
initializeCostModelAnalysisPass(Registry);
initializeCFGViewerPass(Registry);
initializeCFGPrinterPass(Registry);
initializeCFGOnlyViewerPass(Registry);
initializeCFGOnlyPrinterPass(Registry);
initializeCFLAliasAnalysisPass(Registry);
initializeDependenceAnalysisPass(Registry);
initializeDelinearizationPass(Registry);
initializeDivergenceAnalysisPass(Registry);
initializeDominanceFrontierPass(Registry);
initializeDomViewerPass(Registry);
initializeDomPrinterPass(Registry);
initializeDomOnlyViewerPass(Registry);
initializePostDomViewerPass(Registry);
initializeDomOnlyPrinterPass(Registry);
initializePostDomPrinterPass(Registry);
initializePostDomOnlyViewerPass(Registry);
initializePostDomOnlyPrinterPass(Registry);
initializeIVUsersPass(Registry);
initializeInstCountPass(Registry);
initializeIntervalPartitionPass(Registry);
initializeLazyValueInfoPass(Registry);
initializeLibCallAliasAnalysisPass(Registry);
initializeLintPass(Registry);
initializeLoopInfoWrapperPassPass(Registry);
initializeMemDepPrinterPass(Registry);
initializeMemDerefPrinterPass(Registry);
initializeMemoryDependenceAnalysisPass(Registry);
initializeModuleDebugInfoPrinterPass(Registry);
initializePostDominatorTreePass(Registry);
initializeRegionInfoPassPass(Registry);
initializeRegionViewerPass(Registry);
initializeRegionPrinterPass(Registry);
initializeRegionOnlyViewerPass(Registry);
initializeRegionOnlyPrinterPass(Registry);
initializeScalarEvolutionPass(Registry);
initializeScalarEvolutionAliasAnalysisPass(Registry);
initializeTargetTransformInfoWrapperPassPass(Registry);
initializeTypeBasedAliasAnalysisPass(Registry);
initializeScopedNoAliasAAPass(Registry);
}
void LLVMInitializeAnalysis(LLVMPassRegistryRef R) {
initializeAnalysis(*unwrap(R));
}
LLVMBool LLVMVerifyModule(LLVMModuleRef M, LLVMVerifierFailureAction Action,
char **OutMessages) {
raw_ostream *DebugOS = Action != LLVMReturnStatusAction ? &errs() : nullptr;
std::string Messages;
raw_string_ostream MsgsOS(Messages);
LLVMBool Result = verifyModule(*unwrap(M), OutMessages ? &MsgsOS : DebugOS);
// Duplicate the output to stderr.
if (DebugOS && OutMessages)
*DebugOS << MsgsOS.str();
if (Action == LLVMAbortProcessAction && Result)
report_fatal_error("Broken module found, compilation aborted!");
if (OutMessages)
*OutMessages = strdup(MsgsOS.str().c_str());
return Result;
}
LLVMBool LLVMVerifyFunction(LLVMValueRef Fn, LLVMVerifierFailureAction Action) {
LLVMBool Result = verifyFunction(
*unwrap<Function>(Fn), Action != LLVMReturnStatusAction ? &errs()
: nullptr);
if (Action == LLVMAbortProcessAction && Result)
report_fatal_error("Broken function found, compilation aborted!");
return Result;
}
void LLVMViewFunctionCFG(LLVMValueRef Fn) {
Function *F = unwrap<Function>(Fn);
F->viewCFG();
}
void LLVMViewFunctionCFGOnly(LLVMValueRef Fn) {
Function *F = unwrap<Function>(Fn);
F->viewCFGOnly();
}