[llvm-branch-commits] [llvm] release/19.x: Revert "[CGData] llvm-cgdata (#89884)" (PR #103886)
via llvm-branch-commits
llvm-branch-commits at lists.llvm.org
Wed Aug 14 05:41:52 PDT 2024
https://github.com/llvmbot created https://github.com/llvm/llvm-project/pull/103886
Backport 73d78973fe072438f0f73088f889c66845b2b51a
Requested by: @amy-kwan
>From 40f2a4cd9c757868e81c350800316d880cf112f3 Mon Sep 17 00:00:00 2001
From: Gulfem Savrun Yeniceri <gulfem at google.com>
Date: Tue, 23 Jul 2024 11:06:30 +0000
Subject: [PATCH] Revert "[CGData] llvm-cgdata (#89884)"
This reverts commit d3fb41dddc11b0ebc338a3b9e6a5ab7288ff7d1d
and forward fix patches because of the issue explained in:
https://github.com/llvm/llvm-project/pull/89884#issuecomment-2244348117.
Revert "Fix tests for https://github.com/llvm/llvm-project/pull/89884
(#100061)"
This reverts commit 67937a3f969aaf97a745a45281a0d22273bff713.
Revert "Fix build break for https://github.com/llvm/llvm-project/pull/89884 (#100050)"
This reverts commit c33878c5787c128234d533ad19d672dc3eea19a8.
Revert "[CGData] Fix -Wpessimizing-move in CodeGenDataReader.cpp (NFC)"
This reverts commit 1f8b2b146141f3563085a1acb77deb50857a636d.
(cherry picked from commit 73d78973fe072438f0f73088f889c66845b2b51a)
---
llvm/include/llvm/CodeGenData/CodeGenData.h | 204 -------------
llvm/include/llvm/CodeGenData/CodeGenData.inc | 46 ---
.../llvm/CodeGenData/CodeGenDataReader.h | 154 ----------
.../llvm/CodeGenData/CodeGenDataWriter.h | 68 -----
llvm/lib/CodeGenData/CMakeLists.txt | 3 -
llvm/lib/CodeGenData/CodeGenData.cpp | 196 -------------
llvm/lib/CodeGenData/CodeGenDataReader.cpp | 175 ------------
llvm/lib/CodeGenData/CodeGenDataWriter.cpp | 162 -----------
llvm/test/CMakeLists.txt | 1 -
llvm/test/lit.cfg.py | 1 -
llvm/test/tools/llvm-cgdata/dump.test | 32 ---
llvm/test/tools/llvm-cgdata/empty.test | 35 ---
llvm/test/tools/llvm-cgdata/error.test | 38 ---
.../test/tools/llvm-cgdata/merge-archive.test | 90 ------
llvm/test/tools/llvm-cgdata/merge-concat.test | 83 ------
llvm/test/tools/llvm-cgdata/merge-double.test | 87 ------
llvm/test/tools/llvm-cgdata/merge-single.test | 49 ----
llvm/test/tools/llvm-cgdata/show.test | 30 --
llvm/tools/llvm-cgdata/CMakeLists.txt | 15 -
llvm/tools/llvm-cgdata/llvm-cgdata.cpp | 268 ------------------
20 files changed, 1737 deletions(-)
delete mode 100644 llvm/include/llvm/CodeGenData/CodeGenData.h
delete mode 100644 llvm/include/llvm/CodeGenData/CodeGenData.inc
delete mode 100644 llvm/include/llvm/CodeGenData/CodeGenDataReader.h
delete mode 100644 llvm/include/llvm/CodeGenData/CodeGenDataWriter.h
delete mode 100644 llvm/lib/CodeGenData/CodeGenData.cpp
delete mode 100644 llvm/lib/CodeGenData/CodeGenDataReader.cpp
delete mode 100644 llvm/lib/CodeGenData/CodeGenDataWriter.cpp
delete mode 100644 llvm/test/tools/llvm-cgdata/dump.test
delete mode 100644 llvm/test/tools/llvm-cgdata/empty.test
delete mode 100644 llvm/test/tools/llvm-cgdata/error.test
delete mode 100644 llvm/test/tools/llvm-cgdata/merge-archive.test
delete mode 100644 llvm/test/tools/llvm-cgdata/merge-concat.test
delete mode 100644 llvm/test/tools/llvm-cgdata/merge-double.test
delete mode 100644 llvm/test/tools/llvm-cgdata/merge-single.test
delete mode 100644 llvm/test/tools/llvm-cgdata/show.test
delete mode 100644 llvm/tools/llvm-cgdata/CMakeLists.txt
delete mode 100644 llvm/tools/llvm-cgdata/llvm-cgdata.cpp
diff --git a/llvm/include/llvm/CodeGenData/CodeGenData.h b/llvm/include/llvm/CodeGenData/CodeGenData.h
deleted file mode 100644
index 659008c78abd93..00000000000000
--- a/llvm/include/llvm/CodeGenData/CodeGenData.h
+++ /dev/null
@@ -1,204 +0,0 @@
-//===- CodeGenData.h --------------------------------------------*- 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 contains support for codegen data that has stable summary which
-// can be used to optimize the code in the subsequent codegen.
-//
-//===----------------------------------------------------------------------===//
-
-#ifndef LLVM_CODEGENDATA_CODEGENDATA_H
-#define LLVM_CODEGENDATA_CODEGENDATA_H
-
-#include "llvm/ADT/BitmaskEnum.h"
-#include "llvm/Bitcode/BitcodeReader.h"
-#include "llvm/CodeGenData/OutlinedHashTree.h"
-#include "llvm/CodeGenData/OutlinedHashTreeRecord.h"
-#include "llvm/IR/Module.h"
-#include "llvm/Object/ObjectFile.h"
-#include "llvm/Support/ErrorHandling.h"
-#include "llvm/TargetParser/Triple.h"
-#include <mutex>
-
-namespace llvm {
-
-enum CGDataSectKind {
-#define CG_DATA_SECT_ENTRY(Kind, SectNameCommon, SectNameCoff, Prefix) Kind,
-#include "llvm/CodeGenData/CodeGenData.inc"
-};
-
-std::string getCodeGenDataSectionName(CGDataSectKind CGSK,
- Triple::ObjectFormatType OF,
- bool AddSegmentInfo = true);
-
-enum class CGDataKind {
- Unknown = 0x0,
- // A function outlining info.
- FunctionOutlinedHashTree = 0x1,
- LLVM_MARK_AS_BITMASK_ENUM(/*LargestValue=*/FunctionOutlinedHashTree)
-};
-
-const std::error_category &cgdata_category();
-
-enum class cgdata_error {
- success = 0,
- eof,
- bad_magic,
- bad_header,
- empty_cgdata,
- malformed,
- unsupported_version,
-};
-
-inline std::error_code make_error_code(cgdata_error E) {
- return std::error_code(static_cast<int>(E), cgdata_category());
-}
-
-class CGDataError : public ErrorInfo<CGDataError> {
-public:
- CGDataError(cgdata_error Err, const Twine &ErrStr = Twine())
- : Err(Err), Msg(ErrStr.str()) {
- assert(Err != cgdata_error::success && "Not an error");
- }
-
- std::string message() const override;
-
- void log(raw_ostream &OS) const override { OS << message(); }
-
- std::error_code convertToErrorCode() const override {
- return make_error_code(Err);
- }
-
- cgdata_error get() const { return Err; }
- const std::string &getMessage() const { return Msg; }
-
- /// Consume an Error and return the raw enum value contained within it, and
- /// the optional error message. The Error must either be a success value, or
- /// contain a single CGDataError.
- static std::pair<cgdata_error, std::string> take(Error E) {
- auto Err = cgdata_error::success;
- std::string Msg;
- handleAllErrors(std::move(E), [&Err, &Msg](const CGDataError &IPE) {
- assert(Err == cgdata_error::success && "Multiple errors encountered");
- Err = IPE.get();
- Msg = IPE.getMessage();
- });
- return {Err, Msg};
- }
-
- static char ID;
-
-private:
- cgdata_error Err;
- std::string Msg;
-};
-
-enum CGDataMode {
- None,
- Read,
- Write,
-};
-
-class CodeGenData {
- /// Global outlined hash tree that has oulined hash sequences across modules.
- std::unique_ptr<OutlinedHashTree> PublishedHashTree;
-
- /// This flag is set when -fcodegen-data-generate is passed.
- /// Or, it can be mutated with -fcodegen-data-thinlto-two-rounds.
- bool EmitCGData;
-
- /// This is a singleton instance which is thread-safe. Unlike profile data
- /// which is largely function-based, codegen data describes the whole module.
- /// Therefore, this can be initialized once, and can be used across modules
- /// instead of constructing the same one for each codegen backend.
- static std::unique_ptr<CodeGenData> Instance;
- static std::once_flag OnceFlag;
-
- CodeGenData() = default;
-
-public:
- ~CodeGenData() = default;
-
- static CodeGenData &getInstance();
-
- /// Returns true if we have a valid outlined hash tree.
- bool hasOutlinedHashTree() {
- return PublishedHashTree && !PublishedHashTree->empty();
- }
-
- /// Returns the outlined hash tree. This can be globally used in a read-only
- /// manner.
- const OutlinedHashTree *getOutlinedHashTree() {
- return PublishedHashTree.get();
- }
-
- /// Returns true if we should write codegen data.
- bool emitCGData() { return EmitCGData; }
-
- /// Publish the (globally) merged or read outlined hash tree.
- void publishOutlinedHashTree(std::unique_ptr<OutlinedHashTree> HashTree) {
- PublishedHashTree = std::move(HashTree);
- // Ensure we disable emitCGData as we do not want to read and write both.
- EmitCGData = false;
- }
-};
-
-namespace cgdata {
-
-inline bool hasOutlinedHashTree() {
- return CodeGenData::getInstance().hasOutlinedHashTree();
-}
-
-inline const OutlinedHashTree *getOutlinedHashTree() {
- return CodeGenData::getInstance().getOutlinedHashTree();
-}
-
-inline bool emitCGData() { return CodeGenData::getInstance().emitCGData(); }
-
-inline void
-publishOutlinedHashTree(std::unique_ptr<OutlinedHashTree> HashTree) {
- CodeGenData::getInstance().publishOutlinedHashTree(std::move(HashTree));
-}
-
-void warn(Error E, StringRef Whence = "");
-void warn(Twine Message, std::string Whence = "", std::string Hint = "");
-
-} // end namespace cgdata
-
-namespace IndexedCGData {
-
-// A signature for data validation, representing "\xffcgdata\x81" in
-// little-endian order
-const uint64_t Magic = 0x81617461646763ff;
-
-enum CGDataVersion {
- // Version 1 is the first version. This version supports the outlined
- // hash tree.
- Version1 = 1,
- CurrentVersion = CG_DATA_INDEX_VERSION
-};
-const uint64_t Version = CGDataVersion::CurrentVersion;
-
-struct Header {
- uint64_t Magic;
- uint32_t Version;
- uint32_t DataKind;
- uint64_t OutlinedHashTreeOffset;
-
- // New fields should only be added at the end to ensure that the size
- // computation is correct. The methods below need to be updated to ensure that
- // the new field is read correctly.
-
- // Reads a header struct from the buffer.
- static Expected<Header> readFromBuffer(const unsigned char *Curr);
-};
-
-} // end namespace IndexedCGData
-
-} // end namespace llvm
-
-#endif // LLVM_CODEGEN_PREPARE_H
diff --git a/llvm/include/llvm/CodeGenData/CodeGenData.inc b/llvm/include/llvm/CodeGenData/CodeGenData.inc
deleted file mode 100644
index 08ec14ea051a0c..00000000000000
--- a/llvm/include/llvm/CodeGenData/CodeGenData.inc
+++ /dev/null
@@ -1,46 +0,0 @@
-/*===-- CodeGenData.inc ----------------------------------------*- 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 is the main file that defines all the data structure, signature,
- * constant literals that are shared across compiler, host tools (reader/writer)
- * to support codegen data.
- *
-\*===----------------------------------------------------------------------===*/
-
-/* Helper macros. */
-#define CG_DATA_SIMPLE_QUOTE(x) #x
-#define CG_DATA_QUOTE(x) CG_DATA_SIMPLE_QUOTE(x)
-
-#ifdef CG_DATA_SECT_ENTRY
-#define CG_DATA_DEFINED
-CG_DATA_SECT_ENTRY(CG_outline, CG_DATA_QUOTE(CG_DATA_OUTLINE_COMMON),
- CG_DATA_OUTLINE_COFF, "__DATA,")
-
-#undef CG_DATA_SECT_ENTRY
-#endif
-
-/* section name strings common to all targets other
- than WIN32 */
-#define CG_DATA_OUTLINE_COMMON __llvm_outline
-/* Since cg data sections are not allocated, we don't need to
- * access them at runtime.
- */
-#define CG_DATA_OUTLINE_COFF ".loutline"
-
-#ifdef _WIN32
-/* Runtime section names and name strings. */
-#define CG_DATA_SECT_NAME CG_DATA_OUTLINE_COFF
-
-#else
-/* Runtime section names and name strings. */
-#define CG_DATA_SECT_NAME CG_DATA_QUOTE(CG_DATA_OUTLINE_COMMON)
-
-#endif
-
-/* Indexed codegen data format version (start from 1). */
-#define CG_DATA_INDEX_VERSION 1
diff --git a/llvm/include/llvm/CodeGenData/CodeGenDataReader.h b/llvm/include/llvm/CodeGenData/CodeGenDataReader.h
deleted file mode 100644
index df4ae3ed24e79a..00000000000000
--- a/llvm/include/llvm/CodeGenData/CodeGenDataReader.h
+++ /dev/null
@@ -1,154 +0,0 @@
-//===- CodeGenDataReader.h --------------------------------------*- 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 contains support for reading codegen data.
-//
-//===----------------------------------------------------------------------===//
-
-#ifndef LLVM_CODEGENDATA_CODEGENDATAREADER_H
-#define LLVM_CODEGENDATA_CODEGENDATAREADER_H
-
-#include "llvm/CodeGenData/CodeGenData.h"
-#include "llvm/CodeGenData/OutlinedHashTreeRecord.h"
-#include "llvm/Support/LineIterator.h"
-#include "llvm/Support/VirtualFileSystem.h"
-
-namespace llvm {
-
-class CodeGenDataReader {
- cgdata_error LastError = cgdata_error::success;
- std::string LastErrorMsg;
-
-public:
- CodeGenDataReader() = default;
- virtual ~CodeGenDataReader() = default;
-
- /// Read the header. Required before reading first record.
- virtual Error read() = 0;
- /// Return the codegen data version.
- virtual uint32_t getVersion() const = 0;
- /// Return the codegen data kind.
- virtual CGDataKind getDataKind() const = 0;
- /// Return true if the data has an outlined hash tree.
- virtual bool hasOutlinedHashTree() const = 0;
- /// Return the outlined hash tree that is released from the reader.
- std::unique_ptr<OutlinedHashTree> releaseOutlinedHashTree() {
- return std::move(HashTreeRecord.HashTree);
- }
-
- /// Factory method to create an appropriately typed reader for the given
- /// codegen data file path and file system.
- static Expected<std::unique_ptr<CodeGenDataReader>>
- create(const Twine &Path, vfs::FileSystem &FS);
-
- /// Factory method to create an appropriately typed reader for the given
- /// memory buffer.
- static Expected<std::unique_ptr<CodeGenDataReader>>
- create(std::unique_ptr<MemoryBuffer> Buffer);
-
- /// Extract the cgdata embedded in sections from the given object file and
- /// merge them into the GlobalOutlineRecord. This is a static helper that
- /// is used by `llvm-cgdata merge` or ThinLTO's two-codegen rounds.
- static Error mergeFromObjectFile(const object::ObjectFile *Obj,
- OutlinedHashTreeRecord &GlobalOutlineRecord);
-
-protected:
- /// The outlined hash tree that has been read. When it's released by
- /// releaseOutlinedHashTree(), it's no longer valid.
- OutlinedHashTreeRecord HashTreeRecord;
-
- /// Set the current error and return same.
- Error error(cgdata_error Err, const std::string &ErrMsg = "") {
- LastError = Err;
- LastErrorMsg = ErrMsg;
- if (Err == cgdata_error::success)
- return Error::success();
- return make_error<CGDataError>(Err, ErrMsg);
- }
-
- Error error(Error &&E) {
- handleAllErrors(std::move(E), [&](const CGDataError &IPE) {
- LastError = IPE.get();
- LastErrorMsg = IPE.getMessage();
- });
- return make_error<CGDataError>(LastError, LastErrorMsg);
- }
-
- /// Clear the current error and return a successful one.
- Error success() { return error(cgdata_error::success); }
-};
-
-class IndexedCodeGenDataReader : public CodeGenDataReader {
- /// The codegen data file contents.
- std::unique_ptr<MemoryBuffer> DataBuffer;
- /// The header
- IndexedCGData::Header Header;
-
-public:
- IndexedCodeGenDataReader(std::unique_ptr<MemoryBuffer> DataBuffer)
- : DataBuffer(std::move(DataBuffer)) {}
- IndexedCodeGenDataReader(const IndexedCodeGenDataReader &) = delete;
- IndexedCodeGenDataReader &
- operator=(const IndexedCodeGenDataReader &) = delete;
-
- /// Return true if the given buffer is in binary codegen data format.
- static bool hasFormat(const MemoryBuffer &Buffer);
- /// Read the contents including the header.
- Error read() override;
- /// Return the codegen data version.
- uint32_t getVersion() const override { return Header.Version; }
- /// Return the codegen data kind.
- CGDataKind getDataKind() const override {
- return static_cast<CGDataKind>(Header.DataKind);
- }
- /// Return true if the header indicates the data has an outlined hash tree.
- /// This does not mean that the data is still available.
- bool hasOutlinedHashTree() const override {
- return Header.DataKind &
- static_cast<uint32_t>(CGDataKind::FunctionOutlinedHashTree);
- }
-};
-
-/// This format is a simple text format that's suitable for test data.
-/// The header is a custom format starting with `:` per line to indicate which
-/// codegen data is recorded. `#` is used to indicate a comment.
-/// The subsequent data is a YAML format per each codegen data in order.
-/// Currently, it only has a function outlined hash tree.
-class TextCodeGenDataReader : public CodeGenDataReader {
- /// The codegen data file contents.
- std::unique_ptr<MemoryBuffer> DataBuffer;
- /// Iterator over the profile data.
- line_iterator Line;
- /// Describe the kind of the codegen data.
- CGDataKind DataKind = CGDataKind::Unknown;
-
-public:
- TextCodeGenDataReader(std::unique_ptr<MemoryBuffer> DataBuffer_)
- : DataBuffer(std::move(DataBuffer_)), Line(*DataBuffer, true, '#') {}
- TextCodeGenDataReader(const TextCodeGenDataReader &) = delete;
- TextCodeGenDataReader &operator=(const TextCodeGenDataReader &) = delete;
-
- /// Return true if the given buffer is in text codegen data format.
- static bool hasFormat(const MemoryBuffer &Buffer);
- /// Read the contents including the header.
- Error read() override;
- /// Text format does not have version, so return 0.
- uint32_t getVersion() const override { return 0; }
- /// Return the codegen data kind.
- CGDataKind getDataKind() const override { return DataKind; }
- /// Return true if the header indicates the data has an outlined hash tree.
- /// This does not mean that the data is still available.
- bool hasOutlinedHashTree() const override {
- return static_cast<uint32_t>(DataKind) &
- static_cast<uint32_t>(CGDataKind::FunctionOutlinedHashTree);
- }
-};
-
-} // end namespace llvm
-
-#endif // LLVM_CODEGENDATA_CODEGENDATAREADER_H
diff --git a/llvm/include/llvm/CodeGenData/CodeGenDataWriter.h b/llvm/include/llvm/CodeGenData/CodeGenDataWriter.h
deleted file mode 100644
index e17ffc3482ec91..00000000000000
--- a/llvm/include/llvm/CodeGenData/CodeGenDataWriter.h
+++ /dev/null
@@ -1,68 +0,0 @@
-//===- CodeGenDataWriter.h --------------------------------------*- 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 contains support for writing codegen data.
-//
-//===----------------------------------------------------------------------===//
-
-#ifndef LLVM_CODEGENDATA_CODEGENDATAWRITER_H
-#define LLVM_CODEGENDATA_CODEGENDATAWRITER_H
-
-#include "llvm/CodeGenData/CodeGenData.h"
-#include "llvm/CodeGenData/OutlinedHashTreeRecord.h"
-#include "llvm/Support/Error.h"
-
-namespace llvm {
-
-class CGDataOStream;
-
-class CodeGenDataWriter {
- /// The outlined hash tree to be written.
- OutlinedHashTreeRecord HashTreeRecord;
-
- /// A bit mask describing the kind of the codegen data.
- CGDataKind DataKind = CGDataKind::Unknown;
-
-public:
- CodeGenDataWriter() = default;
- ~CodeGenDataWriter() = default;
-
- /// Add the outlined hash tree record. The input Record is released.
- void addRecord(OutlinedHashTreeRecord &Record);
-
- /// Write the codegen data to \c OS
- Error write(raw_fd_ostream &OS);
-
- /// Write the codegen data in text format to \c OS
- Error writeText(raw_fd_ostream &OS);
-
- /// Return the attributes of the current CGData.
- CGDataKind getCGDataKind() const { return DataKind; }
-
- /// Return true if the header indicates the data has an outlined hash tree.
- bool hasOutlinedHashTree() const {
- return static_cast<uint32_t>(DataKind) &
- static_cast<uint32_t>(CGDataKind::FunctionOutlinedHashTree);
- }
-
-private:
- /// The offset of the outlined hash tree in the file.
- uint64_t OutlinedHashTreeOffset;
-
- /// Write the codegen data header to \c COS
- Error writeHeader(CGDataOStream &COS);
-
- /// Write the codegen data header in text to \c OS
- Error writeHeaderText(raw_fd_ostream &OS);
-
- Error writeImpl(CGDataOStream &COS);
-};
-
-} // end namespace llvm
-
-#endif // LLVM_CODEGENDATA_CODEGENDATAWRITER_H
diff --git a/llvm/lib/CodeGenData/CMakeLists.txt b/llvm/lib/CodeGenData/CMakeLists.txt
index 0a231d6214fea1..f9d107f52a7153 100644
--- a/llvm/lib/CodeGenData/CMakeLists.txt
+++ b/llvm/lib/CodeGenData/CMakeLists.txt
@@ -1,7 +1,4 @@
add_llvm_component_library(LLVMCodeGenData
- CodeGenData.cpp
- CodeGenDataReader.cpp
- CodeGenDataWriter.cpp
OutlinedHashTree.cpp
OutlinedHashTreeRecord.cpp
diff --git a/llvm/lib/CodeGenData/CodeGenData.cpp b/llvm/lib/CodeGenData/CodeGenData.cpp
deleted file mode 100644
index 49b7447440959f..00000000000000
--- a/llvm/lib/CodeGenData/CodeGenData.cpp
+++ /dev/null
@@ -1,196 +0,0 @@
-//===-- CodeGenData.cpp ---------------------------------------------------===//
-//
-// 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 contains support for codegen data that has stable summary which
-// can be used to optimize the code in the subsequent codegen.
-//
-//===----------------------------------------------------------------------===//
-
-#include "llvm/Bitcode/BitcodeWriter.h"
-#include "llvm/CodeGenData/CodeGenDataReader.h"
-#include "llvm/CodeGenData/OutlinedHashTreeRecord.h"
-#include "llvm/Object/ObjectFile.h"
-#include "llvm/Support/CommandLine.h"
-#include "llvm/Support/FileSystem.h"
-#include "llvm/Support/WithColor.h"
-
-#define DEBUG_TYPE "cg-data"
-
-using namespace llvm;
-using namespace cgdata;
-
-static std::string getCGDataErrString(cgdata_error Err,
- const std::string &ErrMsg = "") {
- std::string Msg;
- raw_string_ostream OS(Msg);
-
- switch (Err) {
- case cgdata_error::success:
- OS << "success";
- break;
- case cgdata_error::eof:
- OS << "end of File";
- break;
- case cgdata_error::bad_magic:
- OS << "invalid codegen data (bad magic)";
- break;
- case cgdata_error::bad_header:
- OS << "invalid codegen data (file header is corrupt)";
- break;
- case cgdata_error::empty_cgdata:
- OS << "empty codegen data";
- break;
- case cgdata_error::malformed:
- OS << "malformed codegen data";
- break;
- case cgdata_error::unsupported_version:
- OS << "unsupported codegen data version";
- break;
- }
-
- // If optional error message is not empty, append it to the message.
- if (!ErrMsg.empty())
- OS << ": " << ErrMsg;
-
- return OS.str();
-}
-
-namespace {
-
-// FIXME: This class is only here to support the transition to llvm::Error. It
-// will be removed once this transition is complete. Clients should prefer to
-// deal with the Error value directly, rather than converting to error_code.
-class CGDataErrorCategoryType : public std::error_category {
- const char *name() const noexcept override { return "llvm.cgdata"; }
-
- std::string message(int IE) const override {
- return getCGDataErrString(static_cast<cgdata_error>(IE));
- }
-};
-
-} // end anonymous namespace
-
-const std::error_category &llvm::cgdata_category() {
- static CGDataErrorCategoryType ErrorCategory;
- return ErrorCategory;
-}
-
-std::string CGDataError::message() const {
- return getCGDataErrString(Err, Msg);
-}
-
-char CGDataError::ID = 0;
-
-namespace {
-
-const char *CodeGenDataSectNameCommon[] = {
-#define CG_DATA_SECT_ENTRY(Kind, SectNameCommon, SectNameCoff, Prefix) \
- SectNameCommon,
-#include "llvm/CodeGenData/CodeGenData.inc"
-};
-
-const char *CodeGenDataSectNameCoff[] = {
-#define CG_DATA_SECT_ENTRY(Kind, SectNameCommon, SectNameCoff, Prefix) \
- SectNameCoff,
-#include "llvm/CodeGenData/CodeGenData.inc"
-};
-
-const char *CodeGenDataSectNamePrefix[] = {
-#define CG_DATA_SECT_ENTRY(Kind, SectNameCommon, SectNameCoff, Prefix) Prefix,
-#include "llvm/CodeGenData/CodeGenData.inc"
-};
-
-} // namespace
-
-namespace llvm {
-
-std::string getCodeGenDataSectionName(CGDataSectKind CGSK,
- Triple::ObjectFormatType OF,
- bool AddSegmentInfo) {
- std::string SectName;
-
- if (OF == Triple::MachO && AddSegmentInfo)
- SectName = CodeGenDataSectNamePrefix[CGSK];
-
- if (OF == Triple::COFF)
- SectName += CodeGenDataSectNameCoff[CGSK];
- else
- SectName += CodeGenDataSectNameCommon[CGSK];
-
- return SectName;
-}
-
-std::unique_ptr<CodeGenData> CodeGenData::Instance = nullptr;
-std::once_flag CodeGenData::OnceFlag;
-
-CodeGenData &CodeGenData::getInstance() {
- std::call_once(CodeGenData::OnceFlag, []() {
- Instance = std::unique_ptr<CodeGenData>(new CodeGenData());
-
- // TODO: Initialize writer or reader mode for the client optimization.
- });
- return *(Instance.get());
-}
-
-namespace IndexedCGData {
-
-Expected<Header> Header::readFromBuffer(const unsigned char *Curr) {
- using namespace support;
-
- static_assert(std::is_standard_layout_v<llvm::IndexedCGData::Header>,
- "The header should be standard layout type since we use offset "
- "of fields to read.");
- Header H;
- H.Magic = endian::readNext<uint64_t, endianness::little, unaligned>(Curr);
- if (H.Magic != IndexedCGData::Magic)
- return make_error<CGDataError>(cgdata_error::bad_magic);
- H.Version = endian::readNext<uint32_t, endianness::little, unaligned>(Curr);
- if (H.Version > IndexedCGData::CGDataVersion::CurrentVersion)
- return make_error<CGDataError>(cgdata_error::unsupported_version);
- H.DataKind = endian::readNext<uint32_t, endianness::little, unaligned>(Curr);
-
- switch (H.Version) {
- // When a new field is added to the header add a case statement here to
- // compute the size as offset of the new field + size of the new field. This
- // relies on the field being added to the end of the list.
- static_assert(IndexedCGData::CGDataVersion::CurrentVersion == Version1,
- "Please update the size computation below if a new field has "
- "been added to the header, if not add a case statement to "
- "fall through to the latest version.");
- case 1ull:
- H.OutlinedHashTreeOffset =
- endian::readNext<uint64_t, endianness::little, unaligned>(Curr);
- }
-
- return H;
-}
-
-} // end namespace IndexedCGData
-
-namespace cgdata {
-
-void warn(Twine Message, std::string Whence, std::string Hint) {
- WithColor::warning();
- if (!Whence.empty())
- errs() << Whence << ": ";
- errs() << Message << "\n";
- if (!Hint.empty())
- WithColor::note() << Hint << "\n";
-}
-
-void warn(Error E, StringRef Whence) {
- if (E.isA<CGDataError>()) {
- handleAllErrors(std::move(E), [&](const CGDataError &IPE) {
- warn(IPE.message(), Whence.str(), "");
- });
- }
-}
-
-} // end namespace cgdata
-
-} // end namespace llvm
diff --git a/llvm/lib/CodeGenData/CodeGenDataReader.cpp b/llvm/lib/CodeGenData/CodeGenDataReader.cpp
deleted file mode 100644
index bcd61047079ffa..00000000000000
--- a/llvm/lib/CodeGenData/CodeGenDataReader.cpp
+++ /dev/null
@@ -1,175 +0,0 @@
-//===- CodeGenDataReader.cpp ----------------------------------------------===//
-//
-// 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 contains support for reading codegen data.
-//
-//===----------------------------------------------------------------------===//
-
-#include "llvm/CodeGenData/CodeGenDataReader.h"
-#include "llvm/CodeGenData/OutlinedHashTreeRecord.h"
-#include "llvm/Object/ObjectFile.h"
-#include "llvm/Support/MemoryBuffer.h"
-
-#define DEBUG_TYPE "cg-data-reader"
-
-using namespace llvm;
-
-namespace llvm {
-
-static Expected<std::unique_ptr<MemoryBuffer>>
-setupMemoryBuffer(const Twine &Filename, vfs::FileSystem &FS) {
- auto BufferOrErr = Filename.str() == "-" ? MemoryBuffer::getSTDIN()
- : FS.getBufferForFile(Filename);
- if (std::error_code EC = BufferOrErr.getError())
- return errorCodeToError(EC);
- return std::move(BufferOrErr.get());
-}
-
-Error CodeGenDataReader::mergeFromObjectFile(
- const object::ObjectFile *Obj,
- OutlinedHashTreeRecord &GlobalOutlineRecord) {
- Triple TT = Obj->makeTriple();
- auto CGOutLineName =
- getCodeGenDataSectionName(CG_outline, TT.getObjectFormat(), false);
-
- for (auto &Section : Obj->sections()) {
- Expected<StringRef> NameOrErr = Section.getName();
- if (!NameOrErr)
- return NameOrErr.takeError();
- Expected<StringRef> ContentsOrErr = Section.getContents();
- if (!ContentsOrErr)
- return ContentsOrErr.takeError();
- auto *Data = reinterpret_cast<const unsigned char *>(ContentsOrErr->data());
- auto *EndData = Data + ContentsOrErr->size();
-
- if (*NameOrErr == CGOutLineName) {
- // In case dealing with an executable that has concatenated cgdata,
- // we want to merge them into a single cgdata.
- // Although it's not a typical workflow, we support this scenario.
- while (Data != EndData) {
- OutlinedHashTreeRecord LocalOutlineRecord;
- LocalOutlineRecord.deserialize(Data);
- GlobalOutlineRecord.merge(LocalOutlineRecord);
- }
- }
- // TODO: Add support for other cgdata sections.
- }
-
- return Error::success();
-}
-
-Error IndexedCodeGenDataReader::read() {
- using namespace support;
-
- // The smallest header with the version 1 is 24 bytes
- const unsigned MinHeaderSize = 24;
- if (DataBuffer->getBufferSize() < MinHeaderSize)
- return error(cgdata_error::bad_header);
-
- auto *Start =
- reinterpret_cast<const unsigned char *>(DataBuffer->getBufferStart());
- auto *End =
- reinterpret_cast<const unsigned char *>(DataBuffer->getBufferEnd());
- if (auto E = IndexedCGData::Header::readFromBuffer(Start).moveInto(Header))
- return E;
-
- if (hasOutlinedHashTree()) {
- const unsigned char *Ptr = Start + Header.OutlinedHashTreeOffset;
- if (Ptr >= End)
- return error(cgdata_error::eof);
- HashTreeRecord.deserialize(Ptr);
- }
-
- return success();
-}
-
-Expected<std::unique_ptr<CodeGenDataReader>>
-CodeGenDataReader::create(const Twine &Path, vfs::FileSystem &FS) {
- // Set up the buffer to read.
- auto BufferOrError = setupMemoryBuffer(Path, FS);
- if (Error E = BufferOrError.takeError())
- return std::move(E);
- return CodeGenDataReader::create(std::move(BufferOrError.get()));
-}
-
-Expected<std::unique_ptr<CodeGenDataReader>>
-CodeGenDataReader::create(std::unique_ptr<MemoryBuffer> Buffer) {
- if (Buffer->getBufferSize() == 0)
- return make_error<CGDataError>(cgdata_error::empty_cgdata);
-
- std::unique_ptr<CodeGenDataReader> Reader;
- // Create the reader.
- if (IndexedCodeGenDataReader::hasFormat(*Buffer))
- Reader = std::make_unique<IndexedCodeGenDataReader>(std::move(Buffer));
- else if (TextCodeGenDataReader::hasFormat(*Buffer))
- Reader = std::make_unique<TextCodeGenDataReader>(std::move(Buffer));
- else
- return make_error<CGDataError>(cgdata_error::malformed);
-
- // Initialize the reader and return the result.
- if (Error E = Reader->read())
- return std::move(E);
-
- return std::move(Reader);
-}
-
-bool IndexedCodeGenDataReader::hasFormat(const MemoryBuffer &DataBuffer) {
- using namespace support;
- if (DataBuffer.getBufferSize() < sizeof(IndexedCGData::Magic))
- return false;
-
- uint64_t Magic = endian::read<uint64_t, llvm::endianness::little, aligned>(
- DataBuffer.getBufferStart());
- // Verify that it's magical.
- return Magic == IndexedCGData::Magic;
-}
-
-bool TextCodeGenDataReader::hasFormat(const MemoryBuffer &Buffer) {
- // Verify that this really looks like plain ASCII text by checking a
- // 'reasonable' number of characters (up to the magic size).
- StringRef Prefix = Buffer.getBuffer().take_front(sizeof(uint64_t));
- return llvm::all_of(Prefix, [](char c) { return isPrint(c) || isSpace(c); });
-}
-Error TextCodeGenDataReader::read() {
- using namespace support;
-
- // Parse the custom header line by line.
- for (; !Line.is_at_eof(); ++Line) {
- // Skip empty or whitespace-only lines
- if (Line->trim().empty())
- continue;
-
- if (!Line->starts_with(":"))
- break;
- StringRef Str = Line->drop_front().rtrim();
- if (Str.equals_insensitive("outlined_hash_tree"))
- DataKind |= CGDataKind::FunctionOutlinedHashTree;
- else
- return error(cgdata_error::bad_header);
- }
-
- // We treat an empty header (that is a comment # only) as a valid header.
- if (Line.is_at_eof()) {
- if (DataKind == CGDataKind::Unknown)
- return Error::success();
- return error(cgdata_error::bad_header);
- }
-
- // The YAML docs follow after the header.
- const char *Pos = Line->data();
- size_t Size = reinterpret_cast<size_t>(DataBuffer->getBufferEnd()) -
- reinterpret_cast<size_t>(Pos);
- yaml::Input YOS(StringRef(Pos, Size));
- if (hasOutlinedHashTree())
- HashTreeRecord.deserializeYAML(YOS);
-
- // TODO: Add more yaml cgdata in order
-
- return Error::success();
-}
-} // end namespace llvm
diff --git a/llvm/lib/CodeGenData/CodeGenDataWriter.cpp b/llvm/lib/CodeGenData/CodeGenDataWriter.cpp
deleted file mode 100644
index 3c91a1b3034503..00000000000000
--- a/llvm/lib/CodeGenData/CodeGenDataWriter.cpp
+++ /dev/null
@@ -1,162 +0,0 @@
-//===- CodeGenDataWriter.cpp ----------------------------------------------===//
-//
-// 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 contains support for writing codegen data.
-//
-//===----------------------------------------------------------------------===//
-
-#include "llvm/CodeGenData/CodeGenDataWriter.h"
-#include "llvm/Support/Endian.h"
-#include "llvm/Support/EndianStream.h"
-
-#define DEBUG_TYPE "cg-data-writer"
-
-using namespace llvm;
-
-namespace llvm {
-
-/// A struct to define how the data stream should be patched.
-struct CGDataPatchItem {
- uint64_t Pos; // Where to patch.
- uint64_t *D; // Pointer to an array of source data.
- int N; // Number of elements in \c D array.
-};
-
-// A wrapper class to abstract writer stream with support of bytes
-// back patching.
-class CGDataOStream {
-public:
- CGDataOStream(raw_fd_ostream &FD)
- : IsFDOStream(true), OS(FD), LE(FD, llvm::endianness::little) {}
- CGDataOStream(raw_string_ostream &STR)
- : IsFDOStream(false), OS(STR), LE(STR, llvm::endianness::little) {}
-
- uint64_t tell() { return OS.tell(); }
- void write(uint64_t V) { LE.write<uint64_t>(V); }
- void write32(uint32_t V) { LE.write<uint32_t>(V); }
- void write8(uint8_t V) { LE.write<uint8_t>(V); }
-
- // \c patch can only be called when all data is written and flushed.
- // For raw_string_ostream, the patch is done on the target string
- // directly and it won't be reflected in the stream's internal buffer.
- void patch(ArrayRef<CGDataPatchItem> P) {
- using namespace support;
-
- if (IsFDOStream) {
- raw_fd_ostream &FDOStream = static_cast<raw_fd_ostream &>(OS);
- const uint64_t LastPos = FDOStream.tell();
- for (const auto &K : P) {
- FDOStream.seek(K.Pos);
- for (int I = 0; I < K.N; I++)
- write(K.D[I]);
- }
- // Reset the stream to the last position after patching so that users
- // don't accidentally overwrite data. This makes it consistent with
- // the string stream below which replaces the data directly.
- FDOStream.seek(LastPos);
- } else {
- raw_string_ostream &SOStream = static_cast<raw_string_ostream &>(OS);
- std::string &Data = SOStream.str(); // with flush
- for (const auto &K : P) {
- for (int I = 0; I < K.N; I++) {
- uint64_t Bytes =
- endian::byte_swap<uint64_t, llvm::endianness::little>(K.D[I]);
- Data.replace(K.Pos + I * sizeof(uint64_t), sizeof(uint64_t),
- (const char *)&Bytes, sizeof(uint64_t));
- }
- }
- }
- }
-
- // If \c OS is an instance of \c raw_fd_ostream, this field will be
- // true. Otherwise, \c OS will be an raw_string_ostream.
- bool IsFDOStream;
- raw_ostream &OS;
- support::endian::Writer LE;
-};
-
-} // end namespace llvm
-
-void CodeGenDataWriter::addRecord(OutlinedHashTreeRecord &Record) {
- assert(Record.HashTree && "empty hash tree in the record");
- HashTreeRecord.HashTree = std::move(Record.HashTree);
-
- DataKind |= CGDataKind::FunctionOutlinedHashTree;
-}
-
-Error CodeGenDataWriter::write(raw_fd_ostream &OS) {
- CGDataOStream COS(OS);
- return writeImpl(COS);
-}
-
-Error CodeGenDataWriter::writeHeader(CGDataOStream &COS) {
- using namespace support;
- IndexedCGData::Header Header;
- Header.Magic = IndexedCGData::Magic;
- Header.Version = IndexedCGData::Version;
-
- // Set the CGDataKind depending on the kind.
- Header.DataKind = 0;
- if (static_cast<bool>(DataKind & CGDataKind::FunctionOutlinedHashTree))
- Header.DataKind |=
- static_cast<uint32_t>(CGDataKind::FunctionOutlinedHashTree);
-
- Header.OutlinedHashTreeOffset = 0;
-
- // Only write up to the CGDataKind. We need to remember the offset of the
- // remaining fields to allow back-patching later.
- COS.write(Header.Magic);
- COS.write32(Header.Version);
- COS.write32(Header.DataKind);
-
- // Save the location of Header.OutlinedHashTreeOffset field in \c COS.
- OutlinedHashTreeOffset = COS.tell();
-
- // Reserve the space for OutlinedHashTreeOffset field.
- COS.write(0);
-
- return Error::success();
-}
-
-Error CodeGenDataWriter::writeImpl(CGDataOStream &COS) {
- if (Error E = writeHeader(COS))
- return E;
-
- uint64_t OutlinedHashTreeFieldStart = COS.tell();
- if (hasOutlinedHashTree())
- HashTreeRecord.serialize(COS.OS);
-
- // Back patch the offsets.
- CGDataPatchItem PatchItems[] = {
- {OutlinedHashTreeOffset, &OutlinedHashTreeFieldStart, 1}};
- COS.patch(PatchItems);
-
- return Error::success();
-}
-
-Error CodeGenDataWriter::writeHeaderText(raw_fd_ostream &OS) {
- if (hasOutlinedHashTree())
- OS << "# Outlined stable hash tree\n:outlined_hash_tree\n";
-
- // TODO: Add more data types in this header
-
- return Error::success();
-}
-
-Error CodeGenDataWriter::writeText(raw_fd_ostream &OS) {
- if (Error E = writeHeaderText(OS))
- return E;
-
- yaml::Output YOS(OS);
- if (hasOutlinedHashTree())
- HashTreeRecord.serializeYAML(YOS);
-
- // TODO: Write more yaml cgdata in order
-
- return Error::success();
-}
diff --git a/llvm/test/CMakeLists.txt b/llvm/test/CMakeLists.txt
index 720cbd064ed26a..6b7f2b58e603e9 100644
--- a/llvm/test/CMakeLists.txt
+++ b/llvm/test/CMakeLists.txt
@@ -74,7 +74,6 @@ set(LLVM_TEST_DEPENDS
llvm-c-test
llvm-cat
llvm-cfi-verify
- llvm-cgdata
llvm-config
llvm-cov
llvm-cvtres
diff --git a/llvm/test/lit.cfg.py b/llvm/test/lit.cfg.py
index b6431fcaf459f8..fe1262893212fb 100644
--- a/llvm/test/lit.cfg.py
+++ b/llvm/test/lit.cfg.py
@@ -180,7 +180,6 @@ def get_asan_rtlib():
"llvm-addr2line",
"llvm-bcanalyzer",
"llvm-bitcode-strip",
- "llvm-cgdata",
"llvm-config",
"llvm-cov",
"llvm-cxxdump",
diff --git a/llvm/test/tools/llvm-cgdata/dump.test b/llvm/test/tools/llvm-cgdata/dump.test
deleted file mode 100644
index 20e0b654973c25..00000000000000
--- a/llvm/test/tools/llvm-cgdata/dump.test
+++ /dev/null
@@ -1,32 +0,0 @@
-# Test dump between the binary and text formats.
-
-RUN: split-file %s %t
-
-RUN: llvm-cgdata dump -binary %t/dump.cgtext -o %t/dump.cgdata
-RUN: llvm-cgdata dump -text %t/dump.cgdata -o %t/dump-round.cgtext
-RUN: llvm-cgdata dump -binary %t/dump-round.cgtext -o %t/dump-round.cgdata
-RUN: llvm-cgdata dump -text %t/dump-round.cgtext -o %t/dump-round-round.cgtext
-RUN: diff %t/dump.cgdata %t/dump-round.cgdata
-RUN: diff %t/dump-round.cgtext %t/dump-round-round.cgtext
-
-;--- dump.cgtext
-# Outlined stable hash tree
-:outlined_hash_tree
----
-0:
- Hash: 0x0
- Terminals: 0
- SuccessorIds: [ 1 ]
-1:
- Hash: 0x1
- Terminals: 0
- SuccessorIds: [ 2, 3 ]
-2:
- Hash: 0x3
- Terminals: 5
- SuccessorIds: [ ]
-3:
- Hash: 0x2
- Terminals: 4
- SuccessorIds: [ ]
-...
diff --git a/llvm/test/tools/llvm-cgdata/empty.test b/llvm/test/tools/llvm-cgdata/empty.test
deleted file mode 100644
index 6e41f33ade9c39..00000000000000
--- a/llvm/test/tools/llvm-cgdata/empty.test
+++ /dev/null
@@ -1,35 +0,0 @@
-# Test no input file
-RUN: not llvm-cgdata dump -o - 2>&1 | FileCheck %s --check-prefix=NOFILE --ignore-case
-NOFILE: error: No such file or directory
-
-# Test for empty cgdata file, which is invalid.
-RUN: touch %t_emptyfile.cgtext
-RUN: not llvm-cgdata dump %t_emptyfile.cgtext -text 2>&1 | FileCheck %s --check-prefix=EMPTY
-EMPTY: {{.}}emptyfile.cgtext: empty codegen data
-
-# Test for empty header in the text format. It can be converted to a valid binary file.
-RUN: printf '#' > %t_emptyheader.cgtext
-RUN: llvm-cgdata dump %t_emptyheader.cgtext -binary -o %t_emptyheader.cgdata
-
-# Without any cgdata other than the header, no data shows by default.
-RUN: llvm-cgdata show %t_emptyheader.cgdata | count 0
-
-# The version number appears when asked, as it's in the header
-RUN: llvm-cgdata show --cgdata-version %t_emptyheader.cgdata | FileCheck %s --check-prefix=VERSION
-VERSION: Version: 1
-
-# When converting a binary file (w/ the header only) to a text file, it's an empty file as the text format does not have an explicit header.
-RUN: llvm-cgdata dump %t_emptyheader.cgdata -text | count 0
-
-# Synthesize a header only cgdata.
-# struct Header {
-# uint64_t Magic;
-# uint32_t Version;
-# uint32_t DataKind;
-# uint64_t OutlinedHashTreeOffset;
-# }
-RUN: printf '\xffcgdata\x81' > %t_header.cgdata
-RUN: printf '\x01\x00\x00\x00' >> %t_header.cgdata
-RUN: printf '\x00\x00\x00\x00' >> %t_header.cgdata
-RUN: printf '\x18\x00\x00\x00\x00\x00\x00\x00' >> %t_header.cgdata
-RUN: diff %t_header.cgdata %t_emptyheader.cgdata
diff --git a/llvm/test/tools/llvm-cgdata/error.test b/llvm/test/tools/llvm-cgdata/error.test
deleted file mode 100644
index 4da22498ea3902..00000000000000
--- a/llvm/test/tools/llvm-cgdata/error.test
+++ /dev/null
@@ -1,38 +0,0 @@
-# Test various error cases
-
-# Synthesize a header only cgdata.
-# struct Header {
-# uint64_t Magic;
-# uint32_t Version;
-# uint32_t DataKind;
-# uint64_t OutlinedHashTreeOffset;
-# }
-RUN: touch %t_empty.cgdata
-RUN: not llvm-cgdata show %t_empty.cgdata 2>&1 | FileCheck %s --check-prefix=EMPTY
-EMPTY: {{.}}cgdata: empty codegen data
-
-# Not a magic.
-RUN: printf '\xff' > %t_malformed.cgdata
-RUN: not llvm-cgdata show %t_malformed.cgdata 2>&1 | FileCheck %s --check-prefix=MALFORMED
-MALFORMED: {{.}}cgdata: malformed codegen data
-
-# The minimum header size is 24.
-RUN: printf '\xffcgdata\x81' > %t_corrupt.cgdata
-RUN: not llvm-cgdata show %t_corrupt.cgdata 2>&1 | FileCheck %s --check-prefix=CORRUPT
-CORRUPT: {{.}}cgdata: invalid codegen data (file header is corrupt)
-
-# The current version 1 while the header says 2.
-RUN: printf '\xffcgdata\x81' > %t_version.cgdata
-RUN: printf '\x02\x00\x00\x00' >> %t_version.cgdata
-RUN: printf '\x00\x00\x00\x00' >> %t_version.cgdata
-RUN: printf '\x18\x00\x00\x00\x00\x00\x00\x00' >> %t_version.cgdata
-RUN: not llvm-cgdata show %t_version.cgdata 2>&1 | FileCheck %s --check-prefix=BAD_VERSION
-BAD_VERSION: {{.}}cgdata: unsupported codegen data version
-
-# Header says an outlined hash tree, but the file ends after the header.
-RUN: printf '\xffcgdata\x81' > %t_eof.cgdata
-RUN: printf '\x01\x00\x00\x00' >> %t_eof.cgdata
-RUN: printf '\x01\x00\x00\x00' >> %t_eof.cgdata
-RUN: printf '\x18\x00\x00\x00\x00\x00\x00\x00' >> %t_eof.cgdata
-RUN: not llvm-cgdata show %t_eof.cgdata 2>&1 | FileCheck %s --check-prefix=EOF
-EOF: {{.}}cgdata: end of File
diff --git a/llvm/test/tools/llvm-cgdata/merge-archive.test b/llvm/test/tools/llvm-cgdata/merge-archive.test
deleted file mode 100644
index e17422fdcd140f..00000000000000
--- a/llvm/test/tools/llvm-cgdata/merge-archive.test
+++ /dev/null
@@ -1,90 +0,0 @@
-# REQUIRES: shell, aarch64-registered-target
-# UNSUPPORTED: system-windows
-
-# Merge an archive that has two object files having cgdata (__llvm_outline)
-
-RUN: split-file %s %t
-
-# Synthesize raw cgdata without the header (24 byte) from the indexed cgdata.
-RUN: llvm-cgdata dump -binary %t/raw-1.cgtext -o %t/raw-1.cgdata
-RUN: od -t x1 -j 24 -An %t/raw-1.cgdata | tr -d '\n\r\t' | sed 's/[ ]*$//' | sed 's/[ ][ ]*/\\\\/g' > %t/raw-1-bytes.txt
-RUN: sed -ie "s/<RAW_1_BYTES>/$(cat %t/raw-1-bytes.txt)/g" %t/merge-1.ll
-RUN: llc -filetype=obj -mtriple arm64-apple-darwin %t/merge-1.ll -o %t/merge-1.o
-
-# Synthesize raw cgdata without the header (24 byte) from the indexed cgdata.
-RUN: llvm-cgdata dump -binary %t/raw-2.cgtext -o %t/raw-2.cgdata
-RUN: od -t x1 -j 24 -An %t/raw-2.cgdata | tr -d '\n\r\t' | sed 's/[ ]*$//' | sed 's/[ ][ ]*/\\\\/g' > %t/raw-2-bytes.txt
-RUN: sed -ie "s/<RAW_2_BYTES>/$(cat %t/raw-2-bytes.txt)/g" %t/merge-2.ll
-RUN: llc -filetype=obj -mtriple arm64-apple-darwin %t/merge-2.ll -o %t/merge-2.o
-
-# Make an archive from two object files
-RUN: llvm-ar rcs %t/merge-archive.a %t/merge-1.o %t/merge-2.o
-
-# Merge the archive into the codegen data file.
-RUN: llvm-cgdata merge %t/merge-archive.a -o %t/merge-archive.cgdata
-RUN: llvm-cgdata show %t/merge-archive.cgdata | FileCheck %s
-CHECK: Outlined hash tree:
-CHECK-NEXT: Total Node Count: 4
-CHECK-NEXT: Terminal Node Count: 2
-CHECK-NEXT: Depth: 2
-
-RUN: llvm-cgdata dump %t/merge-archive.cgdata | FileCheck %s --check-prefix=TREE
-TREE: # Outlined stable hash tree
-TREE-NEXT: :outlined_hash_tree
-TREE-NEXT: ---
-TREE-NEXT: 0:
-TREE-NEXT: Hash: 0x0
-TREE-NEXT: Terminals: 0
-TREE-NEXT: SuccessorIds: [ 1 ]
-TREE-NEXT: 1:
-TREE-NEXT: Hash: 0x1
-TREE-NEXT: Terminals: 0
-TREE-NEXT: SuccessorIds: [ 2, 3 ]
-TREE-NEXT: 2:
-TREE-NEXT: Hash: 0x3
-TREE-NEXT: Terminals: 5
-TREE-NEXT: SuccessorIds: [ ]
-TREE-NEXT: 3:
-TREE-NEXT: Hash: 0x2
-TREE-NEXT: Terminals: 4
-TREE-NEXT: SuccessorIds: [ ]
-TREE-NEXT: ...
-
-;--- raw-1.cgtext
-:outlined_hash_tree
-0:
- Hash: 0x0
- Terminals: 0
- SuccessorIds: [ 1 ]
-1:
- Hash: 0x1
- Terminals: 0
- SuccessorIds: [ 2 ]
-2:
- Hash: 0x2
- Terminals: 4
- SuccessorIds: [ ]
-...
-
-;--- merge-1.ll
- at .data = private unnamed_addr constant [72 x i8] c"<RAW_1_BYTES>", section "__DATA,__llvm_outline"
-
-
-;--- raw-2.cgtext
-:outlined_hash_tree
-0:
- Hash: 0x0
- Terminals: 0
- SuccessorIds: [ 1 ]
-1:
- Hash: 0x1
- Terminals: 0
- SuccessorIds: [ 2 ]
-2:
- Hash: 0x3
- Terminals: 5
- SuccessorIds: [ ]
-...
-
-;--- merge-2.ll
- at .data = private unnamed_addr constant [72 x i8] c"<RAW_2_BYTES>", section "__DATA,__llvm_outline"
diff --git a/llvm/test/tools/llvm-cgdata/merge-concat.test b/llvm/test/tools/llvm-cgdata/merge-concat.test
deleted file mode 100644
index 68ce20503e58de..00000000000000
--- a/llvm/test/tools/llvm-cgdata/merge-concat.test
+++ /dev/null
@@ -1,83 +0,0 @@
-# REQUIRES: shell, aarch64-registered-target
-# UNSUPPORTED: system-windows
-
-# Merge a binary file (e.g., a linked executable) having concatenated cgdata (__llvm_outline)
-
-RUN: split-file %s %t
-
-# Synthesize two sets of raw cgdata without the header (24 byte) from the indexed cgdata.
-# Concatenate them in merge-concat.ll
-RUN: llvm-cgdata dump -binary %t/raw-1.cgtext -o %t/raw-1.cgdata
-RUN: od -t x1 -j 24 -An %t/raw-1.cgdata | tr -d '\n\r\t' | sed 's/[ ]*$//' | sed 's/[ ][ ]*/\\\\/g' > %t/raw-1-bytes.txt
-RUN: sed -ie "s/<RAW_1_BYTES>/$(cat %t/raw-1-bytes.txt)/g" %t/merge-concat.ll
-RUN: llvm-cgdata dump -binary %t/raw-2.cgtext -o %t/raw-2.cgdata
-RUN: od -t x1 -j 24 -An %t/raw-2.cgdata | tr -d '\n\r\t' | sed 's/[ ]*$//' | sed 's/[ ][ ]*/\\\\/g' > %t/raw-2-bytes.txt
-RUN: sed -ie "s/<RAW_2_BYTES>/$(cat %t/raw-2-bytes.txt)/g" %t/merge-concat.ll
-
-RUN: llc -filetype=obj -mtriple arm64-apple-darwin %t/merge-concat.ll -o %t/merge-concat.o
-RUN: llvm-cgdata merge %t/merge-concat.o -o %t/merge-concat.cgdata
-RUN: llvm-cgdata show %t/merge-concat.cgdata | FileCheck %s
-CHECK: Outlined hash tree:
-CHECK-NEXT: Total Node Count: 4
-CHECK-NEXT: Terminal Node Count: 2
-CHECK-NEXT: Depth: 2
-
-RUN: llvm-cgdata dump %t/merge-concat.cgdata | FileCheck %s --check-prefix=TREE
-TREE: # Outlined stable hash tree
-TREE-NEXT: :outlined_hash_tree
-TREE-NEXT: ---
-TREE-NEXT: 0:
-TREE-NEXT: Hash: 0x0
-TREE-NEXT: Terminals: 0
-TREE-NEXT: SuccessorIds: [ 1 ]
-TREE-NEXT: 1:
-TREE-NEXT: Hash: 0x1
-TREE-NEXT: Terminals: 0
-TREE-NEXT: SuccessorIds: [ 2, 3 ]
-TREE-NEXT: 2:
-TREE-NEXT: Hash: 0x3
-TREE-NEXT: Terminals: 5
-TREE-NEXT: SuccessorIds: [ ]
-TREE-NEXT: 3:
-TREE-NEXT: Hash: 0x2
-TREE-NEXT: Terminals: 4
-TREE-NEXT: SuccessorIds: [ ]
-TREE-NEXT: ...
-
-;--- raw-1.cgtext
-:outlined_hash_tree
-0:
- Hash: 0x0
- Terminals: 0
- SuccessorIds: [ 1 ]
-1:
- Hash: 0x1
- Terminals: 0
- SuccessorIds: [ 2 ]
-2:
- Hash: 0x2
- Terminals: 4
- SuccessorIds: [ ]
-...
-
-;--- raw-2.cgtext
-:outlined_hash_tree
-0:
- Hash: 0x0
- Terminals: 0
- SuccessorIds: [ 1 ]
-1:
- Hash: 0x1
- Terminals: 0
- SuccessorIds: [ 2 ]
-2:
- Hash: 0x3
- Terminals: 5
- SuccessorIds: [ ]
-...
-
-;--- merge-concat.ll
-
-; In an linked executable (as opposed to an object file), cgdata in __llvm_outline might be concatenated. Although this is not a typical workflow, we simply support this case to parse cgdata that is concatenated. In other words, the following two trees are encoded back-to-back in a binary format.
- at .data1 = private unnamed_addr constant [72 x i8] c"<RAW_1_BYTES>", section "__DATA,__llvm_outline"
- at .data2 = private unnamed_addr constant [72 x i8] c"<RAW_2_BYTES>", section "__DATA,__llvm_outline"
diff --git a/llvm/test/tools/llvm-cgdata/merge-double.test b/llvm/test/tools/llvm-cgdata/merge-double.test
deleted file mode 100644
index c88e95ba68ea42..00000000000000
--- a/llvm/test/tools/llvm-cgdata/merge-double.test
+++ /dev/null
@@ -1,87 +0,0 @@
-# REQUIRES: shell, aarch64-registered-target
-# UNSUPPORTED: system-windows
-
-# Merge two object files having cgdata (__llvm_outline)
-
-RUN: split-file %s %t
-
-# Synthesize raw cgdata without the header (24 byte) from the indexed cgdata.
-RUN: llvm-cgdata dump -binary %t/raw-1.cgtext -o %t/raw-1.cgdata
-RUN: od -t x1 -j 24 -An %t/raw-1.cgdata | tr -d '\n\r\t' | sed 's/[ ]*$//' | sed 's/[ ][ ]*/\\\\/g' > %t/raw-1-bytes.txt
-RUN: sed -ie "s/<RAW_1_BYTES>/$(cat %t/raw-1-bytes.txt)/g" %t/merge-1.ll
-RUN: llc -filetype=obj -mtriple arm64-apple-darwin %t/merge-1.ll -o %t/merge-1.o
-
-# Synthesize raw cgdata without the header (24 byte) from the indexed cgdata.
-RUN: llvm-cgdata dump -binary %t/raw-2.cgtext -o %t/raw-2.cgdata
-RUN: od -t x1 -j 24 -An %t/raw-2.cgdata | tr -d '\n\r\t' | sed 's/[ ]*$//' | sed 's/[ ][ ]*/\\\\/g' > %t/raw-2-bytes.txt
-RUN: sed -ie "s/<RAW_2_BYTES>/$(cat %t/raw-2-bytes.txt)/g" %t/merge-2.ll
-RUN: llc -filetype=obj -mtriple arm64-apple-darwin %t/merge-2.ll -o %t/merge-2.o
-
-# Merge two object files into the codegen data file.
-RUN: llvm-cgdata merge %t/merge-1.o %t/merge-2.o -o %t/merge.cgdata
-
-RUN: llvm-cgdata show %t/merge.cgdata | FileCheck %s
-CHECK: Outlined hash tree:
-CHECK-NEXT: Total Node Count: 4
-CHECK-NEXT: Terminal Node Count: 2
-CHECK-NEXT: Depth: 2
-
-RUN: llvm-cgdata dump %t/merge.cgdata | FileCheck %s --check-prefix=TREE
-TREE: # Outlined stable hash tree
-TREE-NEXT: :outlined_hash_tree
-TREE-NEXT: ---
-TREE-NEXT: 0:
-TREE-NEXT: Hash: 0x0
-TREE-NEXT: Terminals: 0
-TREE-NEXT: SuccessorIds: [ 1 ]
-TREE-NEXT: 1:
-TREE-NEXT: Hash: 0x1
-TREE-NEXT: Terminals: 0
-TREE-NEXT: SuccessorIds: [ 2, 3 ]
-TREE-NEXT: 2:
-TREE-NEXT: Hash: 0x3
-TREE-NEXT: Terminals: 5
-TREE-NEXT: SuccessorIds: [ ]
-TREE-NEXT: 3:
-TREE-NEXT: Hash: 0x2
-TREE-NEXT: Terminals: 4
-TREE-NEXT: SuccessorIds: [ ]
-TREE-NEXT: ...
-
-;--- raw-1.cgtext
-:outlined_hash_tree
-0:
- Hash: 0x0
- Terminals: 0
- SuccessorIds: [ 1 ]
-1:
- Hash: 0x1
- Terminals: 0
- SuccessorIds: [ 2 ]
-2:
- Hash: 0x2
- Terminals: 4
- SuccessorIds: [ ]
-...
-
-;--- merge-1.ll
- at .data = private unnamed_addr constant [72 x i8] c"<RAW_1_BYTES>", section "__DATA,__llvm_outline"
-
-;--- raw-2.cgtext
-:outlined_hash_tree
-0:
- Hash: 0x0
- Terminals: 0
- SuccessorIds: [ 1 ]
-1:
- Hash: 0x1
- Terminals: 0
- SuccessorIds: [ 2 ]
-2:
- Hash: 0x3
- Terminals: 5
- SuccessorIds: [ ]
-...
-
-;--- merge-2.ll
- at .data = private unnamed_addr constant [72 x i8] c"<RAW_2_BYTES>", section "__DATA,__llvm_outline"
diff --git a/llvm/test/tools/llvm-cgdata/merge-single.test b/llvm/test/tools/llvm-cgdata/merge-single.test
deleted file mode 100644
index 37532eff6b9c89..00000000000000
--- a/llvm/test/tools/llvm-cgdata/merge-single.test
+++ /dev/null
@@ -1,49 +0,0 @@
-# REQUIRES: shell, aarch64-registered-target
-# UNSUPPORTED: system-windows
-
-# Test merge a single object file into a cgdata
-
-RUN: split-file %s %t
-
-# Merge an object file that has no cgdata (__llvm_outline). It still produces a header only cgdata.
-RUN: llc -filetype=obj -mtriple arm64-apple-darwin %t/merge-empty.ll -o %t/merge-empty.o
-RUN: llvm-cgdata merge %t/merge-empty.o -o %t/merge-empty.cgdata
-# No summary appear with the header only cgdata.
-RUN: llvm-cgdata show %t/merge-empty.cgdata | count 0
-
-# Synthesize raw cgdata without the header (24 byte) from the indexed cgdata.
-RUN: llvm-cgdata dump -binary %t/raw-single.cgtext -o %t/raw-single.cgdata
-RUN: od -t x1 -j 24 -An %t/raw-single.cgdata | tr -d '\n\r\t' | sed 's/[ ]*$//' | sed 's/[ ][ ]*/\\\\/g' > %t/raw-single-bytes.txt
-
-RUN: sed -ie "s/<RAW_1_BYTES>/$(cat %t/raw-single-bytes.txt)/g" %t/merge-single.ll
-RUN: llc -filetype=obj -mtriple arm64-apple-darwin %t/merge-single.ll -o %t/merge-single.o
-
-# Merge an object file having cgdata (__llvm_outline)
-RUN: llvm-cgdata merge %t/merge-single.o -o %t/merge-single.cgdata
-RUN: llvm-cgdata show %t/merge-single.cgdata | FileCheck %s
-CHECK: Outlined hash tree:
-CHECK-NEXT: Total Node Count: 3
-CHECK-NEXT: Terminal Node Count: 1
-CHECK-NEXT: Depth: 2
-
-;--- merge-empty.ll
- at .data = private unnamed_addr constant [1 x i8] c"\01"
-
-;--- raw-single.cgtext
-:outlined_hash_tree
-0:
- Hash: 0x0
- Terminals: 0
- SuccessorIds: [ 1 ]
-1:
- Hash: 0x1
- Terminals: 0
- SuccessorIds: [ 2 ]
-2:
- Hash: 0x2
- Terminals: 4
- SuccessorIds: [ ]
-...
-
-;--- merge-single.ll
- at .data = private unnamed_addr constant [72 x i8] c"<RAW_1_BYTES>", section "__DATA,__llvm_outline"
diff --git a/llvm/test/tools/llvm-cgdata/show.test b/llvm/test/tools/llvm-cgdata/show.test
deleted file mode 100644
index accb4b77ede246..00000000000000
--- a/llvm/test/tools/llvm-cgdata/show.test
+++ /dev/null
@@ -1,30 +0,0 @@
-# Test show
-
-RUN: split-file %s %t
-RUN: llvm-cgdata show %t/show.cgtext | FileCheck %s
-
-CHECK: Outlined hash tree:
-CHECK-NEXT: Total Node Count: 3
-CHECK-NEXT: Terminal Node Count: 1
-CHECK-NEXT: Depth: 2
-
-# Convert the text file to the binary file
-RUN: llvm-cgdata dump -binary %t/show.cgtext -o %t/show.cgdata
-RUN: llvm-cgdata show %t/show.cgdata | FileCheck %s
-
-;--- show.cgtext
-:outlined_hash_tree
----
-0:
- Hash: 0x0
- Terminals: 0
- SuccessorIds: [ 1 ]
-1:
- Hash: 0x1
- Terminals: 0
- SuccessorIds: [ 2 ]
-2:
- Hash: 0x2
- Terminals: 3
- SuccessorIds: [ ]
-...
diff --git a/llvm/tools/llvm-cgdata/CMakeLists.txt b/llvm/tools/llvm-cgdata/CMakeLists.txt
deleted file mode 100644
index 4f1f7ff635bc3c..00000000000000
--- a/llvm/tools/llvm-cgdata/CMakeLists.txt
+++ /dev/null
@@ -1,15 +0,0 @@
-set(LLVM_LINK_COMPONENTS
- CodeGen
- CodeGenData
- Core
- Object
- Support
- )
-
-add_llvm_tool(llvm-cgdata
- llvm-cgdata.cpp
-
- DEPENDS
- intrinsics_gen
- GENERATE_DRIVER
- )
diff --git a/llvm/tools/llvm-cgdata/llvm-cgdata.cpp b/llvm/tools/llvm-cgdata/llvm-cgdata.cpp
deleted file mode 100644
index 3303ffd9d863bd..00000000000000
--- a/llvm/tools/llvm-cgdata/llvm-cgdata.cpp
+++ /dev/null
@@ -1,268 +0,0 @@
-//===-- llvm-cgdata.cpp - LLVM CodeGen Data Tool --------------------------===//
-//
-// 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
-//
-//===----------------------------------------------------------------------===//
-//
-// llvm-cgdata parses raw codegen data embedded in compiled binary files, and
-// merges them into a single .cgdata file. It can also inspect and maninuplate
-// a .cgdata file. This .cgdata can contain various codegen data like outlining
-// information, and it can be used to optimize the code in the subsequent build.
-//
-//===----------------------------------------------------------------------===//
-#include "llvm/ADT/StringRef.h"
-#include "llvm/CodeGenData/CodeGenDataReader.h"
-#include "llvm/CodeGenData/CodeGenDataWriter.h"
-#include "llvm/IR/LLVMContext.h"
-#include "llvm/Object/Archive.h"
-#include "llvm/Support/CommandLine.h"
-#include "llvm/Support/LLVMDriver.h"
-#include "llvm/Support/Path.h"
-#include "llvm/Support/VirtualFileSystem.h"
-#include "llvm/Support/WithColor.h"
-#include "llvm/Support/raw_ostream.h"
-
-using namespace llvm;
-using namespace llvm::object;
-
-// TODO: https://llvm.org/docs/CommandGuide/llvm-cgdata.html has documentations
-// on each subcommand.
-cl::SubCommand DumpSubcommand(
- "dump",
- "Dump the (indexed) codegen data file in either text or binary format.");
-cl::SubCommand MergeSubcommand(
- "merge", "Takes binary files having raw codegen data in custom sections, "
- "and merge them into an index codegen data file.");
-cl::SubCommand
- ShowSubcommand("show", "Show summary of the (indexed) codegen data file.");
-
-enum CGDataFormat {
- CD_None = 0,
- CD_Text,
- CD_Binary,
-};
-
-cl::opt<std::string> OutputFilename("output", cl::value_desc("output"),
- cl::init("-"), cl::desc("Output file"),
- cl::sub(DumpSubcommand),
- cl::sub(MergeSubcommand));
-cl::alias OutputFilenameA("o", cl::desc("Alias for --output"),
- cl::aliasopt(OutputFilename));
-
-cl::opt<std::string> Filename(cl::Positional, cl::desc("<cgdata-file>"),
- cl::sub(DumpSubcommand), cl::sub(ShowSubcommand));
-cl::list<std::string> InputFilenames(cl::Positional, cl::sub(MergeSubcommand),
- cl::desc("<binary-files...>"));
-cl::opt<CGDataFormat> OutputFormat(
- cl::desc("Format of output data"), cl::sub(DumpSubcommand),
- cl::init(CD_Text),
- cl::values(clEnumValN(CD_Text, "text", "Text encoding"),
- clEnumValN(CD_Binary, "binary", "Binary encoding")));
-
-cl::opt<bool> ShowCGDataVersion("cgdata-version",
- cl::desc("Show cgdata version."),
- cl::sub(ShowSubcommand));
-
-static void exitWithError(Twine Message, std::string Whence = "",
- std::string Hint = "") {
- WithColor::error();
- if (!Whence.empty())
- errs() << Whence << ": ";
- errs() << Message << "\n";
- if (!Hint.empty())
- WithColor::note() << Hint << "\n";
- ::exit(1);
-}
-
-static void exitWithError(Error E, StringRef Whence = "") {
- if (E.isA<CGDataError>()) {
- handleAllErrors(std::move(E), [&](const CGDataError &IPE) {
- exitWithError(IPE.message(), std::string(Whence));
- });
- return;
- }
-
- exitWithError(toString(std::move(E)), std::string(Whence));
-}
-
-static void exitWithErrorCode(std::error_code EC, StringRef Whence = "") {
- exitWithError(EC.message(), std::string(Whence));
-}
-
-static int dump_main(int argc, const char *argv[]) {
- if (Filename == OutputFilename) {
- errs() << sys::path::filename(argv[0]) << " " << argv[1]
- << ": Input file name cannot be the same as the output file name!\n";
- return 1;
- }
-
- std::error_code EC;
- raw_fd_ostream OS(OutputFilename.data(), EC,
- OutputFormat == CD_Text ? sys::fs::OF_TextWithCRLF
- : sys::fs::OF_None);
- if (EC)
- exitWithErrorCode(EC, OutputFilename);
-
- auto FS = vfs::getRealFileSystem();
- auto ReaderOrErr = CodeGenDataReader::create(Filename, *FS);
- if (Error E = ReaderOrErr.takeError())
- exitWithError(std::move(E), Filename);
-
- CodeGenDataWriter Writer;
- auto Reader = ReaderOrErr->get();
- if (Reader->hasOutlinedHashTree()) {
- OutlinedHashTreeRecord Record(Reader->releaseOutlinedHashTree());
- Writer.addRecord(Record);
- }
-
- if (OutputFormat == CD_Text) {
- if (Error E = Writer.writeText(OS))
- exitWithError(std::move(E));
- } else {
- if (Error E = Writer.write(OS))
- exitWithError(std::move(E));
- }
-
- return 0;
-}
-
-static bool handleBuffer(StringRef Filename, MemoryBufferRef Buffer,
- OutlinedHashTreeRecord &GlobalOutlineRecord);
-
-static bool handleArchive(StringRef Filename, Archive &Arch,
- OutlinedHashTreeRecord &GlobalOutlineRecord) {
- bool Result = true;
- Error Err = Error::success();
- for (const auto &Child : Arch.children(Err)) {
- auto BuffOrErr = Child.getMemoryBufferRef();
- if (Error E = BuffOrErr.takeError())
- exitWithError(std::move(E), Filename);
- auto NameOrErr = Child.getName();
- if (Error E = NameOrErr.takeError())
- exitWithError(std::move(E), Filename);
- std::string Name = (Filename + "(" + NameOrErr.get() + ")").str();
- Result &= handleBuffer(Name, BuffOrErr.get(), GlobalOutlineRecord);
- }
- if (Err)
- exitWithError(std::move(Err), Filename);
- return Result;
-}
-
-static bool handleBuffer(StringRef Filename, MemoryBufferRef Buffer,
- OutlinedHashTreeRecord &GlobalOutlineRecord) {
- Expected<std::unique_ptr<Binary>> BinOrErr = object::createBinary(Buffer);
- if (Error E = BinOrErr.takeError())
- exitWithError(std::move(E), Filename);
-
- bool Result = true;
- if (auto *Obj = dyn_cast<ObjectFile>(BinOrErr->get())) {
- if (Error E =
- CodeGenDataReader::mergeFromObjectFile(Obj, GlobalOutlineRecord))
- exitWithError(std::move(E), Filename);
- } else if (auto *Arch = dyn_cast<Archive>(BinOrErr->get())) {
- Result &= handleArchive(Filename, *Arch, GlobalOutlineRecord);
- } else {
- // TODO: Support for the MachO universal binary format.
- errs() << "Error: unsupported binary file: " << Filename << "\n";
- Result = false;
- }
-
- return Result;
-}
-
-static bool handleFile(StringRef Filename,
- OutlinedHashTreeRecord &GlobalOutlineRecord) {
- ErrorOr<std::unique_ptr<MemoryBuffer>> BuffOrErr =
- MemoryBuffer::getFileOrSTDIN(Filename);
- if (std::error_code EC = BuffOrErr.getError())
- exitWithErrorCode(EC, Filename);
- return handleBuffer(Filename, *BuffOrErr.get(), GlobalOutlineRecord);
-}
-
-static int merge_main(int argc, const char *argv[]) {
- bool Result = true;
- OutlinedHashTreeRecord GlobalOutlineRecord;
- for (auto &Filename : InputFilenames)
- Result &= handleFile(Filename, GlobalOutlineRecord);
-
- if (!Result) {
- errs() << "Error: failed to merge codegen data files.\n";
- return 1;
- }
-
- CodeGenDataWriter Writer;
- if (!GlobalOutlineRecord.empty())
- Writer.addRecord(GlobalOutlineRecord);
-
- std::error_code EC;
- raw_fd_ostream Output(OutputFilename, EC, sys::fs::OF_None);
- if (EC)
- exitWithErrorCode(EC, OutputFilename);
-
- if (auto E = Writer.write(Output))
- exitWithError(std::move(E));
-
- return 0;
-}
-
-static int show_main(int argc, const char *argv[]) {
- if (Filename == OutputFilename) {
- errs() << sys::path::filename(argv[0]) << " " << argv[1]
- << ": Input file name cannot be the same as the output file name!\n";
- return 1;
- }
-
- std::error_code EC;
- raw_fd_ostream OS(OutputFilename.data(), EC, sys::fs::OF_TextWithCRLF);
- if (EC)
- exitWithErrorCode(EC, OutputFilename);
-
- auto FS = vfs::getRealFileSystem();
- auto ReaderOrErr = CodeGenDataReader::create(Filename, *FS);
- if (Error E = ReaderOrErr.takeError())
- exitWithError(std::move(E), Filename);
-
- auto Reader = ReaderOrErr->get();
- if (ShowCGDataVersion)
- OS << "Version: " << Reader->getVersion() << "\n";
-
- if (Reader->hasOutlinedHashTree()) {
- auto Tree = Reader->releaseOutlinedHashTree();
- OS << "Outlined hash tree:\n";
- OS << " Total Node Count: " << Tree->size() << "\n";
- OS << " Terminal Node Count: " << Tree->size(/*GetTerminalCountOnly=*/true)
- << "\n";
- OS << " Depth: " << Tree->depth() << "\n";
- }
-
- return 0;
-}
-
-int llvm_cgdata_main(int argc, char **argvNonConst, const llvm::ToolContext &) {
- const char **argv = const_cast<const char **>(argvNonConst);
-
- StringRef ProgName(sys::path::filename(argv[0]));
-
- if (argc < 2) {
- errs() << ProgName
- << ": No subcommand specified! Run llvm-cgdata --help for usage.\n";
- return 1;
- }
-
- cl::ParseCommandLineOptions(argc, argv, "LLVM codegen data\n");
-
- if (DumpSubcommand)
- return dump_main(argc, argv);
-
- if (MergeSubcommand)
- return merge_main(argc, argv);
-
- if (ShowSubcommand)
- return show_main(argc, argv);
-
- errs() << ProgName
- << ": Unknown command. Run llvm-cgdata --help for usage.\n";
- return 1;
-}
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