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1af0ed9ddc
This reverts commit 6e6e3af55bb97e1a4c97375c15a2b0099120c5a7. This breaks greendragon. llvm-svn: 363343
109 lines
3.6 KiB
C++
109 lines
3.6 KiB
C++
//===- llvm/IR/RemarkStreamer.cpp - Remark Streamer -*- C++ -------------*-===//
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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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// This file contains the implementation of the remark outputting as part of
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// LLVMContext.
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//
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//===----------------------------------------------------------------------===//
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#include "llvm/IR/RemarkStreamer.h"
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#include "llvm/IR/DiagnosticInfo.h"
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#include "llvm/IR/Function.h"
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#include "llvm/IR/GlobalValue.h"
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using namespace llvm;
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RemarkStreamer::RemarkStreamer(StringRef Filename,
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std::unique_ptr<remarks::Serializer> Serializer)
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: Filename(Filename), PassFilter(), Serializer(std::move(Serializer)) {
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assert(!Filename.empty() && "This needs to be a real filename.");
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}
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Error RemarkStreamer::setFilter(StringRef Filter) {
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Regex R = Regex(Filter);
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std::string RegexError;
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if (!R.isValid(RegexError))
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return createStringError(std::make_error_code(std::errc::invalid_argument),
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RegexError.data());
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PassFilter = std::move(R);
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return Error::success();
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}
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/// DiagnosticKind -> remarks::Type
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static remarks::Type toRemarkType(enum DiagnosticKind Kind) {
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switch (Kind) {
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default:
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return remarks::Type::Unknown;
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case DK_OptimizationRemark:
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case DK_MachineOptimizationRemark:
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return remarks::Type::Passed;
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case DK_OptimizationRemarkMissed:
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case DK_MachineOptimizationRemarkMissed:
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return remarks::Type::Missed;
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case DK_OptimizationRemarkAnalysis:
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case DK_MachineOptimizationRemarkAnalysis:
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return remarks::Type::Analysis;
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case DK_OptimizationRemarkAnalysisFPCommute:
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return remarks::Type::AnalysisFPCommute;
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case DK_OptimizationRemarkAnalysisAliasing:
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return remarks::Type::AnalysisAliasing;
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case DK_OptimizationFailure:
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return remarks::Type::Failure;
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}
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}
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/// DiagnosticLocation -> remarks::RemarkLocation.
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static Optional<remarks::RemarkLocation>
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toRemarkLocation(const DiagnosticLocation &DL) {
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if (!DL.isValid())
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return None;
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StringRef File = DL.getRelativePath();
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unsigned Line = DL.getLine();
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unsigned Col = DL.getColumn();
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return remarks::RemarkLocation{File, Line, Col};
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}
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/// LLVM Diagnostic -> Remark
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remarks::Remark
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RemarkStreamer::toRemark(const DiagnosticInfoOptimizationBase &Diag) {
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// Re-use the buffer.
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TmpArgs.clear();
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remarks::Remark R; // The result.
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R.RemarkType = toRemarkType(static_cast<DiagnosticKind>(Diag.getKind()));
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R.PassName = Diag.getPassName();
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R.RemarkName = Diag.getRemarkName();
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R.FunctionName =
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GlobalValue::dropLLVMManglingEscape(Diag.getFunction().getName());
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R.Loc = toRemarkLocation(Diag.getLocation());
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R.Hotness = Diag.getHotness();
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// Use TmpArgs to build the list of arguments and re-use the memory allocated
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// from previous remark conversions.
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for (const DiagnosticInfoOptimizationBase::Argument &Arg : Diag.getArgs()) {
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TmpArgs.emplace_back();
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TmpArgs.back().Key = Arg.Key;
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TmpArgs.back().Val = Arg.Val;
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TmpArgs.back().Loc = toRemarkLocation(Arg.Loc);
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}
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R.Args = TmpArgs; // This is valid until the next call to this function.
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return R;
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}
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void RemarkStreamer::emit(const DiagnosticInfoOptimizationBase &Diag) {
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if (Optional<Regex> &Filter = PassFilter)
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if (!Filter->match(Diag.getPassName()))
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return;
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// First, convert the diagnostic to a remark.
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remarks::Remark R = toRemark(Diag);
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// Then, emit the remark through the serializer.
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Serializer->emit(R);
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}
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