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92a5419786
These are owned by an instance of a new class AllCookedSources. This removes the need for a Scope to own a string containing a module's cooked source stream, and will enable errors to be emitted when parsing module files in the future. Differential Revision: https://reviews.llvm.org/D86891
79 lines
2.5 KiB
C++
79 lines
2.5 KiB
C++
//===-- lib/Parser/instrumented-parser.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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#include "flang/Parser/instrumented-parser.h"
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#include "flang/Parser/message.h"
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#include "flang/Parser/provenance.h"
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#include "llvm/Support/raw_ostream.h"
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#include <map>
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namespace Fortran::parser {
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void ParsingLog::clear() { perPos_.clear(); }
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// In the logs, just use the addresses of the message texts to sort the
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// map keys.
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bool operator<(const MessageFixedText &x, const MessageFixedText &y) {
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return x.text().begin() < y.text().begin();
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}
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bool ParsingLog::Fails(
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const char *at, const MessageFixedText &tag, ParseState &state) {
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std::size_t offset{reinterpret_cast<std::size_t>(at)};
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auto posIter{perPos_.find(offset)};
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if (posIter == perPos_.end()) {
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return false;
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}
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auto tagIter{posIter->second.perTag.find(tag)};
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if (tagIter == posIter->second.perTag.end()) {
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return false;
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}
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auto &entry{tagIter->second};
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if (entry.deferred && !state.deferMessages()) {
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return false; // don't fail fast, we want to generate messages
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}
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++entry.count;
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if (!state.deferMessages()) {
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state.messages().Copy(entry.messages);
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}
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return !entry.pass;
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}
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void ParsingLog::Note(const char *at, const MessageFixedText &tag, bool pass,
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const ParseState &state) {
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std::size_t offset{reinterpret_cast<std::size_t>(at)};
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auto &entry{perPos_[offset].perTag[tag]};
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if (++entry.count == 1) {
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entry.pass = pass;
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entry.deferred = state.deferMessages();
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if (!entry.deferred) {
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entry.messages.Copy(state.messages());
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}
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} else {
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CHECK(entry.pass == pass);
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if (entry.deferred && !state.deferMessages()) {
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entry.deferred = false;
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entry.messages.Copy(state.messages());
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}
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}
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}
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void ParsingLog::Dump(
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llvm::raw_ostream &o, const AllCookedSources &allCooked) const {
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for (const auto &posLog : perPos_) {
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const char *at{reinterpret_cast<const char *>(posLog.first)};
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for (const auto &tagLog : posLog.second.perTag) {
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Message{at, tagLog.first}.Emit(o, allCooked, true);
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auto &entry{tagLog.second};
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o << " " << (entry.pass ? "pass" : "fail") << " " << entry.count << '\n';
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entry.messages.Emit(o, allCooked);
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}
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}
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}
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} // namespace Fortran::parser
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