示例#1
0
static ToolChain::RTTIMode CalculateRTTIMode(const ArgList &Args,
                                             const llvm::Triple &Triple,
                                             const Arg *CachedRTTIArg) {
  // Explicit rtti/no-rtti args
  if (CachedRTTIArg) {
    if (CachedRTTIArg->getOption().matches(options::OPT_frtti))
      return ToolChain::RM_EnabledExplicitly;
    else
      return ToolChain::RM_DisabledExplicitly;
  }

  // -frtti is default, except for the PS4 CPU.
  if (!Triple.isPS4CPU())
    return ToolChain::RM_EnabledImplicitly;

  // On the PS4, turning on c++ exceptions turns on rtti.
  // We're assuming that, if we see -fexceptions, rtti gets turned on.
  Arg *Exceptions = Args.getLastArgNoClaim(
      options::OPT_fcxx_exceptions, options::OPT_fno_cxx_exceptions,
      options::OPT_fexceptions, options::OPT_fno_exceptions);
  if (Exceptions &&
      (Exceptions->getOption().matches(options::OPT_fexceptions) ||
       Exceptions->getOption().matches(options::OPT_fcxx_exceptions)))
    return ToolChain::RM_EnabledImplicitly;

  return ToolChain::RM_DisabledImplicitly;
}
示例#2
0
static ToolChain::RTTIMode CalculateRTTIMode(const ArgList &Args,
                                             const llvm::Triple &Triple,
                                             const Arg *CachedRTTIArg) {
  // Explicit rtti/no-rtti args
  if (CachedRTTIArg) {
    if (CachedRTTIArg->getOption().matches(options::OPT_frtti))
      return ToolChain::RM_Enabled;
    else
      return ToolChain::RM_Disabled;
  }

  // -frtti is default, except for the PS4 CPU.
  return (Triple.isPS4CPU()) ? ToolChain::RM_Disabled : ToolChain::RM_Enabled;
}
示例#3
0
void InitHeaderSearch::AddDefaultCIncludePaths(const llvm::Triple &triple,
                                            const HeaderSearchOptions &HSOpts) {
  llvm::Triple::OSType os = triple.getOS();

  if (HSOpts.UseStandardSystemIncludes) {
    switch (os) {
    case llvm::Triple::CloudABI:
    case llvm::Triple::FreeBSD:
    case llvm::Triple::NetBSD:
    case llvm::Triple::OpenBSD:
    case llvm::Triple::NaCl:
    case llvm::Triple::PS4:
    case llvm::Triple::ELFIAMCU:
      break;
    case llvm::Triple::Win32:
      if (triple.getEnvironment() != llvm::Triple::Cygnus)
        break;
      LLVM_FALLTHROUGH;
    default:
      // FIXME: temporary hack: hard-coded paths.
      AddPath("/usr/local/include", System, false);
      break;
    }
  }

  // Builtin includes use #include_next directives and should be positioned
  // just prior C include dirs.
  if (HSOpts.UseBuiltinIncludes) {
    // Ignore the sys root, we *always* look for clang headers relative to
    // supplied path.
    SmallString<128> P = StringRef(HSOpts.ResourceDir);
    llvm::sys::path::append(P, "include");
    AddUnmappedPath(P, ExternCSystem, false);
  }

  // All remaining additions are for system include directories, early exit if
  // we aren't using them.
  if (!HSOpts.UseStandardSystemIncludes)
    return;

  // Add dirs specified via 'configure --with-c-include-dirs'.
  StringRef CIncludeDirs(C_INCLUDE_DIRS);
  if (CIncludeDirs != "") {
    SmallVector<StringRef, 5> dirs;
    CIncludeDirs.split(dirs, ":");
    for (StringRef dir : dirs)
      AddPath(dir, ExternCSystem, false);
    return;
  }

  switch (os) {
  case llvm::Triple::Linux:
  case llvm::Triple::Solaris:
    llvm_unreachable("Include management is handled in the driver.");

  case llvm::Triple::CloudABI: {
    // <sysroot>/<triple>/include
    SmallString<128> P = StringRef(HSOpts.ResourceDir);
    llvm::sys::path::append(P, "../../..", triple.str(), "include");
    AddPath(P, System, false);
    break;
  }

  case llvm::Triple::Haiku:
    AddPath("/boot/system/non-packaged/develop/headers", System, false);
    AddPath("/boot/system/develop/headers/os", System, false);
    AddPath("/boot/system/develop/headers/os/app", System, false);
    AddPath("/boot/system/develop/headers/os/arch", System, false);
    AddPath("/boot/system/develop/headers/os/device", System, false);
    AddPath("/boot/system/develop/headers/os/drivers", System, false);
    AddPath("/boot/system/develop/headers/os/game", System, false);
    AddPath("/boot/system/develop/headers/os/interface", System, false);
    AddPath("/boot/system/develop/headers/os/kernel", System, false);
    AddPath("/boot/system/develop/headers/os/locale", System, false);
    AddPath("/boot/system/develop/headers/os/mail", System, false);
    AddPath("/boot/system/develop/headers/os/media", System, false);
    AddPath("/boot/system/develop/headers/os/midi", System, false);
    AddPath("/boot/system/develop/headers/os/midi2", System, false);
    AddPath("/boot/system/develop/headers/os/net", System, false);
    AddPath("/boot/system/develop/headers/os/opengl", System, false);
    AddPath("/boot/system/develop/headers/os/storage", System, false);
    AddPath("/boot/system/develop/headers/os/support", System, false);
    AddPath("/boot/system/develop/headers/os/translation", System, false);
    AddPath("/boot/system/develop/headers/os/add-ons/graphics", System, false);
    AddPath("/boot/system/develop/headers/os/add-ons/input_server", System, false);
    AddPath("/boot/system/develop/headers/os/add-ons/mail_daemon", System, false);
    AddPath("/boot/system/develop/headers/os/add-ons/registrar", System, false);
    AddPath("/boot/system/develop/headers/os/add-ons/screen_saver", System, false);
    AddPath("/boot/system/develop/headers/os/add-ons/tracker", System, false);
    AddPath("/boot/system/develop/headers/os/be_apps/Deskbar", System, false);
    AddPath("/boot/system/develop/headers/os/be_apps/NetPositive", System, false);
    AddPath("/boot/system/develop/headers/os/be_apps/Tracker", System, false);
    AddPath("/boot/system/develop/headers/3rdparty", System, false);
    AddPath("/boot/system/develop/headers/bsd", System, false);
    AddPath("/boot/system/develop/headers/glibc", System, false);
    AddPath("/boot/system/develop/headers/posix", System, false);
    AddPath("/boot/system/develop/headers",  System, false);
    break;
  case llvm::Triple::RTEMS:
    break;
  case llvm::Triple::Win32:
    switch (triple.getEnvironment()) {
    default: llvm_unreachable("Include management is handled in the driver.");
    case llvm::Triple::Cygnus:
      AddPath("/usr/include/w32api", System, false);
      break;
    case llvm::Triple::GNU:
      break;
    }
    break;
  default:
    break;
  }

  switch (os) {
  case llvm::Triple::CloudABI:
  case llvm::Triple::RTEMS:
  case llvm::Triple::NaCl:
  case llvm::Triple::ELFIAMCU:
    break;
  case llvm::Triple::PS4: {
    // <isysroot> gets prepended later in AddPath().
    std::string BaseSDKPath = "";
    if (!HasSysroot) {
      const char *envValue = getenv("SCE_ORBIS_SDK_DIR");
      if (envValue)
        BaseSDKPath = envValue;
      else {
        // HSOpts.ResourceDir variable contains the location of Clang's
        // resource files.
        // Assuming that Clang is configured for PS4 without
        // --with-clang-resource-dir option, the location of Clang's resource
        // files is <SDK_DIR>/host_tools/lib/clang
        SmallString<128> P = StringRef(HSOpts.ResourceDir);
        llvm::sys::path::append(P, "../../..");
        BaseSDKPath = P.str();
      }
    }
    AddPath(BaseSDKPath + "/target/include", System, false);
    if (triple.isPS4CPU())
      AddPath(BaseSDKPath + "/target/include_common", System, false);
    LLVM_FALLTHROUGH;
  }
  default:
    AddPath("/usr/include", ExternCSystem, false);
    break;
  }
}