[lld] r221649 - Revert "Add support library."

Rui Ueyama ruiu at google.com
Wed Nov 12 09:34:41 PST 2014


It's a always good practice to mention in the commit message why the
previous commit was reverted when you revert a commit.

On Mon, Nov 10, 2014 at 4:40 PM, Shankar Easwaran <shankare at codeaurora.org>
wrote:

> Author: shankare
> Date: Mon Nov 10 18:40:36 2014
> New Revision: 221649
>
> URL: http://llvm.org/viewvc/llvm-project?rev=221649&view=rev
> Log:
> Revert "Add support library."
>
> This reverts commit r221583.
>
> Removed:
>     lld/trunk/include/lld/Support/NumParse.h
>     lld/trunk/lib/Support/CMakeLists.txt
>     lld/trunk/lib/Support/NumParse.cpp
> Modified:
>     lld/trunk/lib/CMakeLists.txt
>     lld/trunk/lib/Makefile
>     lld/trunk/lib/ReaderWriter/CMakeLists.txt
>     lld/trunk/lib/ReaderWriter/LinkerScript.cpp
>     lld/trunk/tools/lld/Makefile
>     lld/trunk/unittests/DriverTests/Makefile
>     lld/trunk/utils/linker-script-test/Makefile
>
> Removed: lld/trunk/include/lld/Support/NumParse.h
> URL:
> http://llvm.org/viewvc/llvm-project/lld/trunk/include/lld/Support/NumParse.h?rev=221648&view=auto
>
> ==============================================================================
> --- lld/trunk/include/lld/Support/NumParse.h (original)
> +++ lld/trunk/include/lld/Support/NumParse.h (removed)
> @@ -1,45 +0,0 @@
> -//===-- lld/Support/NumParse.h - Number parsing -----------------*- C++
> -*-===//
> -//
> -//                     The LLVM Compiler Infrastructure
> -//
> -// This file is distributed under the University of Illinois Open Source
> -// License. See LICENSE.TXT for details.
> -//
>
> -//===----------------------------------------------------------------------===//
> -///
> -/// \file
> -/// \brief Parses string in various formats to decimal.
> -///
>
> -//===----------------------------------------------------------------------===//
> -
> -#ifndef LLD_SUPPORT_NUM_PARSE_H
> -#define LLD_SUPPORT_NUM_PARSE_H
> -
> -#include "lld/Core/LLVM.h"
> -#include "llvm/ADT/StringSwitch.h"
> -#include "llvm/Support/ErrorOr.h"
> -#include "llvm/Support/raw_ostream.h"
> -#include <memory>
> -#include <system_error>
> -#include <vector>
> -
> -namespace lld {
> -
> -/// \brief Convert a string in decimal to decimal.
> -llvm::ErrorOr<uint64_t> parseDecimal(StringRef str);
> -
> -/// \brief Convert a string in octal to decimal.
> -llvm::ErrorOr<uint64_t> parseOctal(StringRef str);
> -
> -/// \brief Convert a string in Binary to decimal.
> -llvm::ErrorOr<uint64_t> parseBinary(StringRef str);
> -
> -/// \brief Convert a string in Hexadecimal to decimal.
> -llvm::ErrorOr<uint64_t> parseHex(StringRef str);
> -
> -/// \brief Parse a number represested in a string as
> -//  Hexadecimal, Octal, Binary or Decimal to decimal
> -llvm::ErrorOr<uint64_t> parseNum(StringRef str, bool parseExtensions =
> true);
> -}
> -
> -#endif // LLD_SUPPORT_NUM_PARSE_H
>
> Modified: lld/trunk/lib/CMakeLists.txt
> URL:
> http://llvm.org/viewvc/llvm-project/lld/trunk/lib/CMakeLists.txt?rev=221649&r1=221648&r2=221649&view=diff
>
> ==============================================================================
> --- lld/trunk/lib/CMakeLists.txt (original)
> +++ lld/trunk/lib/CMakeLists.txt Mon Nov 10 18:40:36 2014
> @@ -3,4 +3,3 @@ add_subdirectory(Core)
>  add_subdirectory(Driver)
>  add_subdirectory(Passes)
>  add_subdirectory(ReaderWriter)
> -add_subdirectory(Support)
>
> Modified: lld/trunk/lib/Makefile
> URL:
> http://llvm.org/viewvc/llvm-project/lld/trunk/lib/Makefile?rev=221649&r1=221648&r2=221649&view=diff
>
> ==============================================================================
> --- lld/trunk/lib/Makefile (original)
> +++ lld/trunk/lib/Makefile Mon Nov 10 18:40:36 2014
> @@ -9,7 +9,7 @@
>  LLD_LEVEL := ..
>
>  # ARCMigrate and Rewrite are always needed because of libclang.
> -PARALLEL_DIRS = Config Core Driver Passes ReaderWriter Support
> +PARALLEL_DIRS = Config Core Driver Passes ReaderWriter
>
>  include $(LLD_LEVEL)/../../Makefile.config
>
>
> Modified: lld/trunk/lib/ReaderWriter/CMakeLists.txt
> URL:
> http://llvm.org/viewvc/llvm-project/lld/trunk/lib/ReaderWriter/CMakeLists.txt?rev=221649&r1=221648&r2=221649&view=diff
>
> ==============================================================================
> --- lld/trunk/lib/ReaderWriter/CMakeLists.txt (original)
> +++ lld/trunk/lib/ReaderWriter/CMakeLists.txt Mon Nov 10 18:40:36 2014
> @@ -18,5 +18,4 @@ add_lld_library(lldReaderWriter
>  target_link_libraries(lldReaderWriter ${cmake_2_8_12_INTERFACE}
>    lldCore
>    lldPasses
> -  lldSupport
>    )
>
> Modified: lld/trunk/lib/ReaderWriter/LinkerScript.cpp
> URL:
> http://llvm.org/viewvc/llvm-project/lld/trunk/lib/ReaderWriter/LinkerScript.cpp?rev=221649&r1=221648&r2=221649&view=diff
>
> ==============================================================================
> --- lld/trunk/lib/ReaderWriter/LinkerScript.cpp (original)
> +++ lld/trunk/lib/ReaderWriter/LinkerScript.cpp Mon Nov 10 18:40:36 2014
> @@ -13,7 +13,6 @@
>
>  //===----------------------------------------------------------------------===//
>
>  #include "lld/ReaderWriter/LinkerScript.h"
> -#include "lld/Support/NumParse.h"
>
>  namespace lld {
>  namespace script {
> @@ -90,7 +89,56 @@ void Token::dump(raw_ostream &os) const
>    os << _range << "\n";
>  }
>
> -bool parseHexToByteStream(StringRef str, std::string &buf) {
> +static llvm::ErrorOr<uint64_t> parseDecimal(StringRef str) {
> +  uint64_t res = 0;
> +  for (auto &c : str) {
> +    res *= 10;
> +    if (c < '0' || c > '9')
> +      return
> llvm::ErrorOr<uint64_t>(std::make_error_code(std::errc::io_error));
> +    res += c - '0';
> +  }
> +  return res;
> +}
> +
> +static llvm::ErrorOr<uint64_t> parseOctal(StringRef str) {
> +  uint64_t res = 0;
> +  for (auto &c : str) {
> +    res <<= 3;
> +    if (c < '0' || c > '7')
> +      return
> llvm::ErrorOr<uint64_t>(std::make_error_code(std::errc::io_error));
> +    res += c - '0';
> +  }
> +  return res;
> +}
> +
> +static llvm::ErrorOr<uint64_t> parseBinary(StringRef str) {
> +  uint64_t res = 0;
> +  for (auto &c : str) {
> +    res <<= 1;
> +    if (c != '0' && c != '1')
> +      return
> llvm::ErrorOr<uint64_t>(std::make_error_code(std::errc::io_error));
> +    res += c - '0';
> +  }
> +  return res;
> +}
> +
> +static llvm::ErrorOr<uint64_t> parseHex(StringRef str) {
> +  uint64_t res = 0;
> +  for (auto &c : str) {
> +    res <<= 4;
> +    if (c >= '0' && c <= '9')
> +      res += c - '0';
> +    else if (c >= 'a' && c <= 'f')
> +      res += c - 'a' + 10;
> +    else if (c >= 'A' && c <= 'F')
> +      res += c - 'A' + 10;
> +    else
> +      return
> llvm::ErrorOr<uint64_t>(std::make_error_code(std::errc::io_error));
> +  }
> +  return res;
> +}
> +
> +static bool parseHexToByteStream(StringRef str, std::string &buf) {
>    unsigned char byte = 0;
>    bool dumpByte = str.size() % 2;
>    for (auto &c : str) {
> @@ -130,6 +178,63 @@ static void dumpByteStream(raw_ostream &
>    }
>  }
>
> +static llvm::ErrorOr<uint64_t> parseNum(StringRef str) {
> +  unsigned multiplier = 1;
> +  enum NumKind { decimal, hex, octal, binary };
> +  NumKind kind = llvm::StringSwitch<NumKind>(str)
> +                     .StartsWith("0x", hex)
> +                     .StartsWith("0X", hex)
> +                     .StartsWith("0", octal)
> +                     .Default(decimal);
> +
> +  // Parse scale
> +  if (str.endswith("K")) {
> +    multiplier = 1 << 10;
> +    str = str.drop_back();
> +  } else if (str.endswith("M")) {
> +    multiplier = 1 << 20;
> +    str = str.drop_back();
> +  }
> +
> +  // Parse type
> +  if (str.endswith_lower("o")) {
> +    kind = octal;
> +    str = str.drop_back();
> +  } else if (str.endswith_lower("h")) {
> +    kind = hex;
> +    str = str.drop_back();
> +  } else if (str.endswith_lower("d")) {
> +    kind = decimal;
> +    str = str.drop_back();
> +  } else if (str.endswith_lower("b")) {
> +    kind = binary;
> +    str = str.drop_back();
> +  }
> +
> +  llvm::ErrorOr<uint64_t> res(0);
> +  switch (kind) {
> +  case hex:
> +    if (str.startswith_lower("0x"))
> +      str = str.drop_front(2);
> +    res = parseHex(str);
> +    break;
> +  case octal:
> +    res = parseOctal(str);
> +    break;
> +  case decimal:
> +    res = parseDecimal(str);
> +    break;
> +  case binary:
> +    res = parseBinary(str);
> +    break;
> +  }
> +  if (res.getError())
> +    return res;
> +
> +  *res = *res * multiplier;
> +  return res;
> +}
> +
>  bool Lexer::canStartNumber(char c) const {
>    return '0' <= c && c <= '9';
>  }
>
> Removed: lld/trunk/lib/Support/CMakeLists.txt
> URL:
> http://llvm.org/viewvc/llvm-project/lld/trunk/lib/Support/CMakeLists.txt?rev=221648&view=auto
>
> ==============================================================================
> --- lld/trunk/lib/Support/CMakeLists.txt (original)
> +++ lld/trunk/lib/Support/CMakeLists.txt (removed)
> @@ -1,3 +0,0 @@
> -add_lld_library(lldSupport
> -  NumParse.cpp
> -  )
>
> Removed: lld/trunk/lib/Support/NumParse.cpp
> URL:
> http://llvm.org/viewvc/llvm-project/lld/trunk/lib/Support/NumParse.cpp?rev=221648&view=auto
>
> ==============================================================================
> --- lld/trunk/lib/Support/NumParse.cpp (original)
> +++ lld/trunk/lib/Support/NumParse.cpp (removed)
> @@ -1,133 +0,0 @@
> -//===-- lld/Support/NumParse.cpp - Number parsing ---------------*- C++
> -*-===//
> -//
> -//                     The LLVM Compiler Infrastructure
> -//
> -// This file is distributed under the University of Illinois Open Source
> -// License. See LICENSE.TXT for details.
> -//
>
> -//===----------------------------------------------------------------------===//
> -///
> -/// \file
> -/// \brief Parses string in various formats to decimal.
> -///
>
> -//===----------------------------------------------------------------------===//
> -
> -#include "lld/Support/NumParse.h"
> -
> -using namespace llvm;
> -
> -namespace lld {
> -/// \brief Convert a string in decimal to decimal.
> -llvm::ErrorOr<uint64_t> parseDecimal(StringRef str) {
> -  uint64_t res = 0;
> -  for (auto &c : str) {
> -    res *= 10;
> -    if (c < '0' || c > '9')
> -      return
> llvm::ErrorOr<uint64_t>(std::make_error_code(std::errc::io_error));
> -    res += c - '0';
> -  }
> -  return res;
> -}
> -
> -/// \brief Convert a string in octal to decimal.
> -llvm::ErrorOr<uint64_t> parseOctal(StringRef str) {
> -  uint64_t res = 0;
> -  for (auto &c : str) {
> -    res <<= 3;
> -    if (c < '0' || c > '7')
> -      return
> llvm::ErrorOr<uint64_t>(std::make_error_code(std::errc::io_error));
> -    res += c - '0';
> -  }
> -  return res;
> -}
> -
> -/// \brief Convert a string in Binary to decimal.
> -llvm::ErrorOr<uint64_t> parseBinary(StringRef str) {
> -  uint64_t res = 0;
> -  for (auto &c : str) {
> -    res <<= 1;
> -    if (c != '0' && c != '1')
> -      return
> llvm::ErrorOr<uint64_t>(std::make_error_code(std::errc::io_error));
> -    res += c - '0';
> -  }
> -  return res;
> -}
> -
> -/// \brief Convert a string in Hexadecimal to decimal.
> -llvm::ErrorOr<uint64_t> parseHex(StringRef str) {
> -  uint64_t res = 0;
> -  for (auto &c : str) {
> -    res <<= 4;
> -    if (c >= '0' && c <= '9')
> -      res += c - '0';
> -    else if (c >= 'a' && c <= 'f')
> -      res += c - 'a' + 10;
> -    else if (c >= 'A' && c <= 'F')
> -      res += c - 'A' + 10;
> -    else
> -      return
> llvm::ErrorOr<uint64_t>(std::make_error_code(std::errc::io_error));
> -  }
> -  return res;
> -}
> -
> -/// \brief Parse a number represested in a string as
> -//  Hexadecimal, Octal, Binary or Decimal to decimal
> -llvm::ErrorOr<uint64_t> parseNum(StringRef str, bool parseExtensions) {
> -  unsigned multiplier = 1;
> -  enum NumKind { decimal, hex, octal, binary };
> -  NumKind kind = llvm::StringSwitch<NumKind>(str)
> -                     .StartsWith("0x", hex)
> -                     .StartsWith("0X", hex)
> -                     .StartsWith("0", octal)
> -                     .Default(decimal);
> -
> -  if (parseExtensions) {
> -    // Parse scale
> -    if (str.endswith("K")) {
> -      multiplier = 1 << 10;
> -      str = str.drop_back();
> -    } else if (str.endswith("M")) {
> -      multiplier = 1 << 20;
> -      str = str.drop_back();
> -    }
> -
> -    // Parse type
> -    if (str.endswith_lower("o")) {
> -      kind = octal;
> -      str = str.drop_back();
> -    } else if (str.endswith_lower("h")) {
> -      kind = hex;
> -      str = str.drop_back();
> -    } else if (str.endswith_lower("d")) {
> -      kind = decimal;
> -      str = str.drop_back();
> -    } else if (str.endswith_lower("b")) {
> -      kind = binary;
> -      str = str.drop_back();
> -    }
> -  }
> -
> -  llvm::ErrorOr<uint64_t> res(0);
> -  switch (kind) {
> -  case hex:
> -    if (str.startswith_lower("0x"))
> -      str = str.drop_front(2);
> -    res = parseHex(str);
> -    break;
> -  case octal:
> -    res = parseOctal(str);
> -    break;
> -  case decimal:
> -    res = parseDecimal(str);
> -    break;
> -  case binary:
> -    res = parseBinary(str);
> -    break;
> -  }
> -  if (res.getError())
> -    return res;
> -
> -  *res = *res * multiplier;
> -  return res;
> -}
> -}
>
> Modified: lld/trunk/tools/lld/Makefile
> URL:
> http://llvm.org/viewvc/llvm-project/lld/trunk/tools/lld/Makefile?rev=221649&r1=221648&r2=221649&view=diff
>
> ==============================================================================
> --- lld/trunk/tools/lld/Makefile (original)
> +++ lld/trunk/tools/lld/Makefile Mon Nov 10 18:40:36 2014
> @@ -19,9 +19,9 @@ LEVEL := $(LLD_LEVEL)/../..
>  include $(LEVEL)/Makefile.config
>
>  LINK_COMPONENTS := $(TARGETS_TO_BUILD)
> -USEDLIBS = lldDriver.a lldConfig.a lldSupport.a \
> +USEDLIBS = lldDriver.a lldConfig.a \
>             lldELF.a lldMachO.a lldPasses.a lldPECOFF.a lldYAML.a \
> -           lldReaderWriter.a lldCore.a lldSupport.a lldNative.a \
> +           lldReaderWriter.a lldCore.a lldNative.a \
>             lldHexagonELFTarget.a lldPPCELFTarget.a lldMipsELFTarget.a \
>             lldX86ELFTarget.a lldX86_64ELFTarget.a lldAArch64ELFTarget.a \
>             LLVMOption.a
>
> Modified: lld/trunk/unittests/DriverTests/Makefile
> URL:
> http://llvm.org/viewvc/llvm-project/lld/trunk/unittests/DriverTests/Makefile?rev=221649&r1=221648&r2=221649&view=diff
>
> ==============================================================================
> --- lld/trunk/unittests/DriverTests/Makefile (original)
> +++ lld/trunk/unittests/DriverTests/Makefile Mon Nov 10 18:40:36 2014
> @@ -15,7 +15,5 @@ USEDLIBS = lldDriver.a lldConfig.a \
>             lldHexagonELFTarget.a lldPPCELFTarget.a lldMipsELFTarget.a \
>             lldX86ELFTarget.a lldX86_64ELFTarget.a lldYAML.a \
>             LLVMObject.a LLVMMCParser.a LLVMMC.a LLVMBitReader.a \
> -           LLVMCore.a LLVMOption.a LLVMSupport.a lldAArch64ELFTarget.a \
> -          lldSupport.a
> -
> +           LLVMCore.a LLVMOption.a LLVMSupport.a lldAArch64ELFTarget.a
>  include $(LLD_LEVEL)/unittests/Makefile
>
> Modified: lld/trunk/utils/linker-script-test/Makefile
> URL:
> http://llvm.org/viewvc/llvm-project/lld/trunk/utils/linker-script-test/Makefile?rev=221649&r1=221648&r2=221649&view=diff
>
> ==============================================================================
> --- lld/trunk/utils/linker-script-test/Makefile (original)
> +++ lld/trunk/utils/linker-script-test/Makefile Mon Nov 10 18:40:36 2014
> @@ -19,6 +19,6 @@ LEVEL := $(LLD_LEVEL)/../..
>  include $(LEVEL)/Makefile.config
>
>  LINK_COMPONENTS := $(TARGETS_TO_BUILD)
> -USEDLIBS = lldReaderWriter.a lldSupport.a LLVMSupport.a
> +USEDLIBS = lldReaderWriter.a LLVMSupport.a
>
>  include $(LLD_LEVEL)/Makefile
>
>
> _______________________________________________
> llvm-commits mailing list
> llvm-commits at cs.uiuc.edu
> http://lists.cs.uiuc.edu/mailman/listinfo/llvm-commits
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.llvm.org/pipermail/llvm-commits/attachments/20141112/74e1658f/attachment.html>


More information about the llvm-commits mailing list