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72d8edd6d5
Move StringRef.h include down to RemarkStringTable.cpp and remove some unused includes there as well.
71 lines
2.2 KiB
C++
71 lines
2.2 KiB
C++
//===- RemarkStringTable.cpp ----------------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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//
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// Implementation of the Remark string table used at remark generation.
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//
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//===----------------------------------------------------------------------===//
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#include "llvm/Remarks/RemarkStringTable.h"
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#include "llvm/ADT/StringRef.h"
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#include "llvm/Remarks/Remark.h"
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#include "llvm/Remarks/RemarkParser.h"
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#include "llvm/Support/raw_ostream.h"
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#include <vector>
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using namespace llvm;
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using namespace llvm::remarks;
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StringTable::StringTable(const ParsedStringTable &Other) : StrTab() {
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for (unsigned i = 0, e = Other.size(); i < e; ++i)
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if (Expected<StringRef> MaybeStr = Other[i])
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add(*MaybeStr);
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else
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llvm_unreachable("Unexpected error while building remarks string table.");
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}
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std::pair<unsigned, StringRef> StringTable::add(StringRef Str) {
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size_t NextID = StrTab.size();
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auto KV = StrTab.insert({Str, NextID});
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// If it's a new string, add it to the final size.
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if (KV.second)
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SerializedSize += KV.first->first().size() + 1; // +1 for the '\0'
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// Can be either NextID or the previous ID if the string is already there.
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return {KV.first->second, KV.first->first()};
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}
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void StringTable::internalize(Remark &R) {
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auto Impl = [&](StringRef &S) { S = add(S).second; };
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Impl(R.PassName);
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Impl(R.RemarkName);
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Impl(R.FunctionName);
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if (R.Loc)
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Impl(R.Loc->SourceFilePath);
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for (Argument &Arg : R.Args) {
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Impl(Arg.Key);
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Impl(Arg.Val);
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if (Arg.Loc)
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Impl(Arg.Loc->SourceFilePath);
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}
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}
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void StringTable::serialize(raw_ostream &OS) const {
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// Emit the sequence of strings.
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for (StringRef Str : serialize()) {
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OS << Str;
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// Explicitly emit a '\0'.
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OS.write('\0');
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}
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}
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std::vector<StringRef> StringTable::serialize() const {
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std::vector<StringRef> Strings{StrTab.size()};
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for (const auto &KV : StrTab)
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Strings[KV.second] = KV.first();
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return Strings;
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}
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