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2212b01e87
This reverts commit r302108. This causes crash in clang bootstrap with LTO. Contacted the auther in the original commit. llvm-svn: 302140
59 lines
2.1 KiB
C++
59 lines
2.1 KiB
C++
//===-- ModuleSummaryIndex.cpp - Module Summary Index ---------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file implements the module index and summary classes for the
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// IR library.
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//
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//===----------------------------------------------------------------------===//
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#include "llvm/IR/ModuleSummaryIndex.h"
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#include "llvm/ADT/StringMap.h"
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using namespace llvm;
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// Collect for the given module the list of function it defines
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// (GUID -> Summary).
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void ModuleSummaryIndex::collectDefinedFunctionsForModule(
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StringRef ModulePath, GVSummaryMapTy &GVSummaryMap) const {
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for (auto &GlobalList : *this) {
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auto GUID = GlobalList.first;
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for (auto &GlobSummary : GlobalList.second) {
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auto *Summary = dyn_cast_or_null<FunctionSummary>(GlobSummary.get());
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if (!Summary)
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// Ignore global variable, focus on functions
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continue;
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// Ignore summaries from other modules.
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if (Summary->modulePath() != ModulePath)
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continue;
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GVSummaryMap[GUID] = Summary;
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}
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}
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}
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// Collect for each module the list of function it defines (GUID -> Summary).
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void ModuleSummaryIndex::collectDefinedGVSummariesPerModule(
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StringMap<GVSummaryMapTy> &ModuleToDefinedGVSummaries) const {
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for (auto &GlobalList : *this) {
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auto GUID = GlobalList.first;
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for (auto &Summary : GlobalList.second) {
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ModuleToDefinedGVSummaries[Summary->modulePath()][GUID] = Summary.get();
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}
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}
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}
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GlobalValueSummary *
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ModuleSummaryIndex::getGlobalValueSummary(uint64_t ValueGUID,
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bool PerModuleIndex) const {
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auto SummaryList = findGlobalValueSummaryList(ValueGUID);
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assert(SummaryList != end() && "GlobalValue not found in index");
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assert((!PerModuleIndex || SummaryList->second.size() == 1) &&
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"Expected a single entry per global value in per-module index");
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auto &Summary = SummaryList->second[0];
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return Summary.get();
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}
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