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48 lines
1.8 KiB
C++
48 lines
1.8 KiB
C++
//===- RemarkFormat.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 utilities to handle the different remark formats.
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//
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//===----------------------------------------------------------------------===//
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#include "llvm/Remarks/RemarkFormat.h"
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#include "llvm/ADT/StringSwitch.h"
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#include "llvm/Remarks/BitstreamRemarkContainer.h"
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using namespace llvm;
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using namespace llvm::remarks;
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Expected<Format> llvm::remarks::parseFormat(StringRef FormatStr) {
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auto Result = StringSwitch<Format>(FormatStr)
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.Cases("", "yaml", Format::YAML)
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.Case("yaml-strtab", Format::YAMLStrTab)
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.Case("bitstream", Format::Bitstream)
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.Default(Format::Unknown);
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if (Result == Format::Unknown)
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return createStringError(std::make_error_code(std::errc::invalid_argument),
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"Unknown remark format: '%s'",
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FormatStr.data());
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return Result;
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}
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Expected<Format> llvm::remarks::magicToFormat(StringRef MagicStr) {
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auto Result =
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StringSwitch<Format>(MagicStr)
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.StartsWith("--- ", Format::YAML) // This is only an assumption.
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.StartsWith(remarks::Magic, Format::YAMLStrTab)
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.StartsWith(remarks::ContainerMagic, Format::Bitstream)
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.Default(Format::Unknown);
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if (Result == Format::Unknown)
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return createStringError(std::make_error_code(std::errc::invalid_argument),
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"Unknown remark magic: '%s'", MagicStr.data());
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return Result;
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}
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