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//===-- YAMLRemarkSerializer.h - YAML Remark serialization ---*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// This file provides an interface for serializing remarks to YAML.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_REMARKS_YAMLREMARKSERIALIZER_H
#define LLVM_REMARKS_YAMLREMARKSERIALIZER_H
#include "llvm/Remarks/RemarkSerializer.h"
#include "llvm/Support/YAMLTraits.h"
namespace llvm {
namespace remarks {
/// Serialize the remarks to YAML. One remark entry looks like this:
/// --- !<TYPE>
/// Pass: <PASSNAME>
/// Name: <REMARKNAME>
/// DebugLoc: { File: <SOURCEFILENAME>, Line: <SOURCELINE>,
/// Column: <SOURCECOLUMN> }
/// Function: <FUNCTIONNAME>
/// Args:
/// - <KEY>: <VALUE>
/// DebugLoc: { File: <FILE>, Line: <LINE>, Column: <COL> }
/// ...
struct YAMLRemarkSerializer : public RemarkSerializer {
/// The YAML streamer.
yaml::Output YAMLOutput;
YAMLRemarkSerializer(raw_ostream &OS, SerializerMode Mode,
Optional<StringTable> StrTab = None);
void emit(const Remark &Remark) override;
std::unique_ptr<MetaSerializer>
metaSerializer(raw_ostream &OS,
Optional<StringRef> ExternalFilename = None) override;
static bool classof(const RemarkSerializer *S) {
return S->SerializerFormat == Format::YAML;
}
protected:
YAMLRemarkSerializer(Format SerializerFormat, raw_ostream &OS,
SerializerMode Mode,
Optional<StringTable> StrTab = None);
};
struct YAMLMetaSerializer : public MetaSerializer {
Optional<StringRef> ExternalFilename;
YAMLMetaSerializer(raw_ostream &OS, Optional<StringRef> ExternalFilename)
: MetaSerializer(OS), ExternalFilename(ExternalFilename) {}
void emit() override;
};
/// Serialize the remarks to YAML using a string table. An remark entry looks
/// like the regular YAML remark but instead of string entries it's using
/// numbers that map to an index in the string table.
struct YAMLStrTabRemarkSerializer : public YAMLRemarkSerializer {
/// Wether we already emitted the metadata in standalone mode.
/// This should be set to true after the first invocation of `emit`.
bool DidEmitMeta = false;
YAMLStrTabRemarkSerializer(raw_ostream &OS, SerializerMode Mode)
: YAMLRemarkSerializer(Format::YAMLStrTab, OS, Mode) {
// We always need a string table for this type of serializer.
StrTab.emplace();
}
YAMLStrTabRemarkSerializer(raw_ostream &OS, SerializerMode Mode,
StringTable StrTab)
: YAMLRemarkSerializer(Format::YAMLStrTab, OS, Mode, std::move(StrTab)) {}
/// Override to emit the metadata if necessary.
void emit(const Remark &Remark) override;
std::unique_ptr<MetaSerializer>
metaSerializer(raw_ostream &OS,
Optional<StringRef> ExternalFilename = None) override;
static bool classof(const RemarkSerializer *S) {
return S->SerializerFormat == Format::YAMLStrTab;
}
};
struct YAMLStrTabMetaSerializer : public YAMLMetaSerializer {
/// The string table is part of the metadata.
const StringTable &StrTab;
YAMLStrTabMetaSerializer(raw_ostream &OS,
Optional<StringRef> ExternalFilename,
const StringTable &StrTab)
: YAMLMetaSerializer(OS, ExternalFilename), StrTab(StrTab) {}
void emit() override;
};
} // end namespace remarks
} // end namespace llvm
#endif // LLVM_REMARKS_YAMLREMARKSERIALIZER_H
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