<commit_before>//===-- MObjectFileInfo.cpp - Object File Information ---------------------===//
//
//                     The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//

#include "llvm/MC/MCObjectFileInfo.h"
#include "llvm/ADT/StringExtras.h"
#include "llvm/ADT/Triple.h"
#include "llvm/MC/MCAsmInfo.h"
#include "llvm/MC/MCContext.h"
#include "llvm/MC/MCSection.h"
#include "llvm/MC/MCSectionCOFF.h"
#include "llvm/MC/MCSectionELF.h"
#include "llvm/MC/MCSectionMachO.h"
using namespace llvm;

void MCObjectFileInfo::InitMachOMCObjectFileInfo(Triple T) {
  // MachO
  IsFunctionEHFrameSymbolPrivate = false;
  SupportsWeakOmittedEHFrame = false;

  if (T.isOSDarwin() &&
      (T.getArch() == Triple::arm64 || T.getArch() == Triple::aarch64))
    SupportsCompactUnwindWithoutEHFrame = true;

  PersonalityEncoding = dwarf::DW_EH_PE_indirect | dwarf::DW_EH_PE_pcrel
    | dwarf::DW_EH_PE_sdata4;
  LSDAEncoding = FDECFIEncoding = dwarf::DW_EH_PE_pcrel;
  TTypeEncoding = dwarf::DW_EH_PE_indirect | dwarf::DW_EH_PE_pcrel |
    dwarf::DW_EH_PE_sdata4;

  // .comm doesn't support alignment before Leopard.
  if (T.isMacOSX() && T.isMacOSXVersionLT(10, 5))
    CommDirectiveSupportsAlignment = false;

  TextSection // .text
    = Ctx->getMachOSection("__TEXT", "__text",
                           MachO::S_ATTR_PURE_INSTRUCTIONS,
                           SectionKind::getText());
  DataSection // .data
    = Ctx->getMachOSection("__DATA", "__data", 0,
                           SectionKind::getDataRel());

  // BSSSection might not be expected initialized on msvc.
  BSSSection = nullptr;

  TLSDataSection // .tdata
    = Ctx->getMachOSection("__DATA", "__thread_data",
                           MachO::S_THREAD_LOCAL_REGULAR,
                           SectionKind::getDataRel());
  TLSBSSSection // .tbss
    = Ctx->getMachOSection("__DATA", "__thread_bss",
                           MachO::S_THREAD_LOCAL_ZEROFILL,
                           SectionKind::getThreadBSS());

  // TODO: Verify datarel below.
  TLSTLVSection // .tlv
    = Ctx->getMachOSection("__DATA", "__thread_vars",
                           MachO::S_THREAD_LOCAL_VARIABLES,
                           SectionKind::getDataRel());

  TLSThreadInitSection
    = Ctx->getMachOSection("__DATA", "__thread_init",
                          MachO::S_THREAD_LOCAL_INIT_FUNCTION_POINTERS,
                          SectionKind::getDataRel());

  CStringSection // .cstring
    = Ctx->getMachOSection("__TEXT", "__cstring",
                           MachO::S_CSTRING_LITERALS,
                           SectionKind::getMergeable1ByteCString());
  UStringSection
    = Ctx->getMachOSection("__TEXT","__ustring", 0,
                           SectionKind::getMergeable2ByteCString());
  FourByteConstantSection // .literal4
    = Ctx->getMachOSection("__TEXT", "__literal4",
                           MachO::S_4BYTE_LITERALS,
                           SectionKind::getMergeableConst4());
  EightByteConstantSection // .literal8
    = Ctx->getMachOSection("__TEXT", "__literal8",
                           MachO::S_8BYTE_LITERALS,
                           SectionKind::getMergeableConst8());

  SixteenByteConstantSection // .literal16
      = Ctx->getMachOSection("__TEXT", "__literal16",
                             MachO::S_16BYTE_LITERALS,
                             SectionKind::getMergeableConst16());

  ReadOnlySection  // .const
    = Ctx->getMachOSection("__TEXT", "__const", 0,
                           SectionKind::getReadOnly());

  TextCoalSection
    = Ctx->getMachOSection("__TEXT", "__textcoal_nt",
                           MachO::S_COALESCED |
                           MachO::S_ATTR_PURE_INSTRUCTIONS,
                           SectionKind::getText());
  ConstTextCoalSection
    = Ctx->getMachOSection("__TEXT", "__const_coal",
                           MachO::S_COALESCED,
                           SectionKind::getReadOnly());
  ConstDataSection  // .const_data
    = Ctx->getMachOSection("__DATA", "__const", 0,
                           SectionKind::getReadOnlyWithRel());
  DataCoalSection
    = Ctx->getMachOSection("__DATA","__datacoal_nt",
                           MachO::S_COALESCED,
                           SectionKind::getDataRel());
  DataCommonSection
    = Ctx->getMachOSection("__DATA","__common",
                           MachO::S_ZEROFILL,
                           SectionKind::getBSS());
  DataBSSSection
    = Ctx->getMachOSection("__DATA","__bss", MachO::S_ZEROFILL,
                           SectionKind::getBSS());


  LazySymbolPointerSection
    = Ctx->getMachOSection("__DATA", "__la_symbol_ptr",
                           MachO::S_LAZY_SYMBOL_POINTERS,
                           SectionKind::getMetadata());
  NonLazySymbolPointerSection
    = Ctx->getMachOSection("__DATA", "__nl_symbol_ptr",
                           MachO::S_NON_LAZY_SYMBOL_POINTERS,
                           SectionKind::getMetadata());

  if (RelocM == Reloc::Static) {
    StaticCtorSection
      = Ctx->getMachOSection("__TEXT", "__constructor", 0,
                             SectionKind::getDataRel());
    StaticDtorSection
      = Ctx->getMachOSection("__TEXT", "__destructor", 0,
                             SectionKind::getDataRel());
  } else {
    StaticCtorSection
      = Ctx->getMachOSection("__DATA", "__mod_init_func",
                             MachO::S_MOD_INIT_FUNC_POINTERS,
                             SectionKind::getDataRel());
    StaticDtorSection
      = Ctx->getMachOSection("__DATA", "__mod_term_func",
                             MachO::S_MOD_TERM_FUNC_POINTERS,
                             SectionKind::getDataRel());
  }

  // Exception Handling.
  LSDASection = Ctx->getMachOSection("__TEXT", "__gcc_except_tab", 0,
                                     SectionKind::getReadOnlyWithRel());

  COFFDebugSymbolsSection = nullptr;

  if ((T.isMacOSX() && !T.isMacOSXVersionLT(10, 6)) ||
      (T.isOSDarwin() &&
       (T.getArch() == Triple::arm64 || T.getArch() == Triple::aarch64))) {
    CompactUnwindSection =
      Ctx->getMachOSection("__LD", "__compact_unwind",
                           MachO::S_ATTR_DEBUG,
                           SectionKind::getReadOnly());

    if (T.getArch() == Triple::x86_64 || T.getArch() == Triple::x86)
      CompactUnwindDwarfEHFrameOnly = 0x04000000;
    else if (T.getArch() == Triple::arm64 || T.getArch() == Triple::aarch64)<commit_msg>Use a helper function and clang-format.<commit_after>//===-- MObjectFileInfo.cpp - Object File Information ---------------------===//
//
//                     The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//

#include "llvm/MC/MCObjectFileInfo.h"
#include "llvm/ADT/StringExtras.h"
#include "llvm/ADT/Triple.h"
#include "llvm/MC/MCAsmInfo.h"
#include "llvm/MC/MCContext.h"
#include "llvm/MC/MCSection.h"
#include "llvm/MC/MCSectionCOFF.h"
#include "llvm/MC/MCSectionELF.h"
#include "llvm/MC/MCSectionMachO.h"
using namespace llvm;

static bool useCompactUnwind(const Triple &T) {
  // Only on darwin.
  if (!T.isOSDarwin())
    return false;

  // aarch64 always has it.
  if (T.getArch() == Triple::arm64 || T.getArch() == Triple::aarch64)
    return true;

  // Use it on newer version of OS X.
  if (T.isMacOSX() && !T.isMacOSXVersionLT(10, 6))
    return true;

  return false;
}

void MCObjectFileInfo::InitMachOMCObjectFileInfo(Triple T) {
  // MachO
  IsFunctionEHFrameSymbolPrivate = false;
  SupportsWeakOmittedEHFrame = false;

  if (T.isOSDarwin() &&
      (T.getArch() == Triple::arm64 || T.getArch() == Triple::aarch64))
    SupportsCompactUnwindWithoutEHFrame = true;

  PersonalityEncoding = dwarf::DW_EH_PE_indirect | dwarf::DW_EH_PE_pcrel
    | dwarf::DW_EH_PE_sdata4;
  LSDAEncoding = FDECFIEncoding = dwarf::DW_EH_PE_pcrel;
  TTypeEncoding = dwarf::DW_EH_PE_indirect | dwarf::DW_EH_PE_pcrel |
    dwarf::DW_EH_PE_sdata4;

  // .comm doesn't support alignment before Leopard.
  if (T.isMacOSX() && T.isMacOSXVersionLT(10, 5))
    CommDirectiveSupportsAlignment = false;

  TextSection // .text
    = Ctx->getMachOSection("__TEXT", "__text",
                           MachO::S_ATTR_PURE_INSTRUCTIONS,
                           SectionKind::getText());
  DataSection // .data
    = Ctx->getMachOSection("__DATA", "__data", 0,
                           SectionKind::getDataRel());

  // BSSSection might not be expected initialized on msvc.
  BSSSection = nullptr;

  TLSDataSection // .tdata
    = Ctx->getMachOSection("__DATA", "__thread_data",
                           MachO::S_THREAD_LOCAL_REGULAR,
                           SectionKind::getDataRel());
  TLSBSSSection // .tbss
    = Ctx->getMachOSection("__DATA", "__thread_bss",
                           MachO::S_THREAD_LOCAL_ZEROFILL,
                           SectionKind::getThreadBSS());

  // TODO: Verify datarel below.
  TLSTLVSection // .tlv
    = Ctx->getMachOSection("__DATA", "__thread_vars",
                           MachO::S_THREAD_LOCAL_VARIABLES,
                           SectionKind::getDataRel());

  TLSThreadInitSection
    = Ctx->getMachOSection("__DATA", "__thread_init",
                          MachO::S_THREAD_LOCAL_INIT_FUNCTION_POINTERS,
                          SectionKind::getDataRel());

  CStringSection // .cstring
    = Ctx->getMachOSection("__TEXT", "__cstring",
                           MachO::S_CSTRING_LITERALS,
                           SectionKind::getMergeable1ByteCString());
  UStringSection
    = Ctx->getMachOSection("__TEXT","__ustring", 0,
                           SectionKind::getMergeable2ByteCString());
  FourByteConstantSection // .literal4
    = Ctx->getMachOSection("__TEXT", "__literal4",
                           MachO::S_4BYTE_LITERALS,
                           SectionKind::getMergeableConst4());
  EightByteConstantSection // .literal8
    = Ctx->getMachOSection("__TEXT", "__literal8",
                           MachO::S_8BYTE_LITERALS,
                           SectionKind::getMergeableConst8());

  SixteenByteConstantSection // .literal16
      = Ctx->getMachOSection("__TEXT", "__literal16",
                             MachO::S_16BYTE_LITERALS,
                             SectionKind::getMergeableConst16());

  ReadOnlySection  // .const
    = Ctx->getMachOSection("__TEXT", "__const", 0,
                           SectionKind::getReadOnly());

  TextCoalSection
    = Ctx->getMachOSection("__TEXT", "__textcoal_nt",
                           MachO::S_COALESCED |
                           MachO::S_ATTR_PURE_INSTRUCTIONS,
                           SectionKind::getText());
  ConstTextCoalSection
    = Ctx->getMachOSection("__TEXT", "__const_coal",
                           MachO::S_COALESCED,
                           SectionKind::getReadOnly());
  ConstDataSection  // .const_data
    = Ctx->getMachOSection("__DATA", "__const", 0,
                           SectionKind::getReadOnlyWithRel());
  DataCoalSection
    = Ctx->getMachOSection("__DATA","__datacoal_nt",
                           MachO::S_COALESCED,
                           SectionKind::getDataRel());
  DataCommonSection
    = Ctx->getMachOSection("__DATA","__common",
                           MachO::S_ZEROFILL,
                           SectionKind::getBSS());
  DataBSSSection
    = Ctx->getMachOSection("__DATA","__bss", MachO::S_ZEROFILL,
                           SectionKind::getBSS());


  LazySymbolPointerSection
    = Ctx->getMachOSection("__DATA", "__la_symbol_ptr",
                           MachO::S_LAZY_SYMBOL_POINTERS,
                           SectionKind::getMetadata());
  NonLazySymbolPointerSection
    = Ctx->getMachOSection("__DATA", "__nl_symbol_ptr",
                           MachO::S_NON_LAZY_SYMBOL_POINTERS,
                           SectionKind::getMetadata());

  if (RelocM == Reloc::Static) {
    StaticCtorSection
      = Ctx->getMachOSection("__TEXT", "__constructor", 0,
                             SectionKind::getDataRel());
    StaticDtorSection
      = Ctx->getMachOSection("__TEXT", "__destructor", 0,
                             SectionKind::getDataRel());
  } else {
    StaticCtorSection
      = Ctx->getMachOSection("__DATA", "__mod_init_func",
                             MachO::S_MOD_INIT_FUNC_POINTERS,
                             SectionKind::getDataRel());
    StaticDtorSection
      = Ctx->getMachOSection("__DATA", "__mod_term_func",
                             MachO::S_MOD_TERM_FUNC_POINTERS,
                             SectionKind::getDataRel());
  }

  // Exception Handling.
  LSDASection = Ctx->getMachOSection("__TEXT", "__gcc_except_tab", 0,
                                     SectionKind::getReadOnlyWithRel());

  COFFDebugSymbolsSection = nullptr;

  if (useCompactUnwind(T)) {
    CompactUnwindSection =
        Ctx->getMachOSection("__LD", "__compact_unwind", MachO::S_ATTR_DEBUG,
                             SectionKind::getReadOnly());

    if (T.getArch() == Triple::x86_64 || T.getArch() == Triple::x86)
      CompactUnwindDwarfEHFrameOnly = 0x04000000;
    else if (T.getArch() == Triple::arm64 || T.getArch() == Triple::aarch64)
{'fraction_non_alphanumeric': 0.13341747716979732, 'fraction_numerical': 0.009057836513475389, 'mean_word_length': 2.1267409470752088, 'pattern_counts': {'":': 0, '<': 3, '<?xml version=': 0, '>': 55, 'https://': 0, 'lorem ipsum': 0, 'www.': 0, 'xml': 0}, 'pii_count': 0, 'substrings_counts': 0, 'word_list_counts': {'cursed_substrings.json': 2, 'profanity_word_list.json': 0, 'sexual_word_list.json': 0, 'zh_pornsignals.json': 0}}
{'dir': 'git-commits-cleaned', 'id': '5802418', 'n_tokens_mistral': 4253, 'n_tokens_neox': 4163, 'n_words': 570}