static std::string getX86TargetCPU(const llvm::Triple &triple)
{
// Select the default CPU if none was given (or detection failed).
// Intel Macs are relatively recent, take advantage of that.
if (triple.isOSDarwin())
return triple.isArch64Bit() ? "core2" : "yonah";
// Everything else goes to x86-64 in 64-bit mode.
if (triple.isArch64Bit())
return "x86-64";
if (triple.getOSName().startswith("haiku"))
return "i586";
if (triple.getOSName().startswith("openbsd"))
return "i486";
if (triple.getOSName().startswith("bitrig"))
return "i686";
if (triple.getOSName().startswith("freebsd"))
return "i486";
if (triple.getOSName().startswith("netbsd"))
return "i486";
#if LDC_LLVM_VER >= 302
// All x86 devices running Android have core2 as their common
// denominator. This makes a better choice than pentium4.
if (triple.getEnvironment() == llvm::Triple::Android)
return "core2";
#endif
// Fallback to p4.
return "pentium4";
}
void InitHeaderSearch::AddDefaultIncludePaths(const LangOptions &Lang,
const llvm::Triple &triple,
const HeaderSearchOptions &HSOpts) {
// NB: This code path is going away. All of the logic is moving into the
// driver which has the information necessary to do target-specific
// selections of default include paths. Each target which moves there will be
// exempted from this logic here until we can delete the entire pile of code.
switch (triple.getOS()) {
default:
break; // Everything else continues to use this routine's logic.
case llvm::Triple::Linux:
case llvm::Triple::Solaris:
return;
case llvm::Triple::Win32:
if (triple.getEnvironment() != llvm::Triple::Cygnus ||
triple.isOSBinFormatMachO())
return;
break;
}
if (Lang.CPlusPlus && HSOpts.UseStandardCXXIncludes &&
HSOpts.UseStandardSystemIncludes) {
if (HSOpts.UseLibcxx) {
if (triple.isOSDarwin()) {
// On Darwin, libc++ may be installed alongside the compiler in
// include/c++/v1.
if (!HSOpts.ResourceDir.empty()) {
// Remove version from foo/lib/clang/version
StringRef NoVer = llvm::sys::path::parent_path(HSOpts.ResourceDir);
// Remove clang from foo/lib/clang
StringRef Lib = llvm::sys::path::parent_path(NoVer);
// Remove lib from foo/lib
SmallString<128> P = llvm::sys::path::parent_path(Lib);
// Get foo/include/c++/v1
llvm::sys::path::append(P, "include", "c++", "v1");
AddUnmappedPath(P, CXXSystem, false);
}
}
AddPath("/usr/include/c++/v1", CXXSystem, false);
} else {
AddDefaultCPlusPlusIncludePaths(triple, HSOpts);
}
}
AddDefaultCIncludePaths(triple, HSOpts);
// Add the default framework include paths on Darwin.
if (HSOpts.UseStandardSystemIncludes) {
if (triple.isOSDarwin()) {
AddPath("/System/Library/Frameworks", System, true);
AddPath("/Library/Frameworks", System, true);
}
}
}
NetBSD::NetBSD(const Driver &D, const llvm::Triple &Triple, const ArgList &Args)
: Generic_ELF(D, Triple, Args) {
if (getDriver().UseStdLib) {
// When targeting a 32-bit platform, try the special directory used on
// 64-bit hosts, and only fall back to the main library directory if that
// doesn't work.
// FIXME: It'd be nicer to test if this directory exists, but I'm not sure
// what all logic is needed to emulate the '=' prefix here.
switch (Triple.getArch()) {
case llvm::Triple::x86:
getFilePaths().push_back("=/usr/lib/i386");
break;
case llvm::Triple::arm:
case llvm::Triple::armeb:
case llvm::Triple::thumb:
case llvm::Triple::thumbeb:
switch (Triple.getEnvironment()) {
case llvm::Triple::EABI:
case llvm::Triple::GNUEABI:
getFilePaths().push_back("=/usr/lib/eabi");
break;
case llvm::Triple::EABIHF:
case llvm::Triple::GNUEABIHF:
getFilePaths().push_back("=/usr/lib/eabihf");
break;
default:
getFilePaths().push_back("=/usr/lib/oabi");
break;
}
break;
case llvm::Triple::mips64:
case llvm::Triple::mips64el:
if (tools::mips::hasMipsAbiArg(Args, "o32"))
getFilePaths().push_back("=/usr/lib/o32");
else if (tools::mips::hasMipsAbiArg(Args, "64"))
getFilePaths().push_back("=/usr/lib/64");
break;
case llvm::Triple::ppc:
getFilePaths().push_back("=/usr/lib/powerpc");
break;
case llvm::Triple::sparc:
getFilePaths().push_back("=/usr/lib/sparc");
break;
default:
break;
}
getFilePaths().push_back("=/usr/lib");
}
}
static std::string getX86TargetCPU(std::string arch,
const llvm::Triple &triple)
{
if (!arch.empty()) {
if (arch != "native")
return arch;
// FIXME: Reject attempts to use -march=native unless the target matches
// the host.
//
// FIXME: We should also incorporate the detected target features for use
// with -native.
std::string cpu = llvm::sys::getHostCPUName();
if (!cpu.empty() && cpu != "generic")
return cpu;
}
// Select the default CPU if none was given (or detection failed).
bool is64Bit = triple.getArch() == llvm::Triple::x86_64;
if (triple.isOSDarwin())
return is64Bit ? "core2" : "yonah";
// Everything else goes to x86-64 in 64-bit mode.
if (is64Bit)
return "x86-64";
if (triple.getOSName().startswith("haiku"))
return "i586";
if (triple.getOSName().startswith("openbsd"))
return "i486";
if (triple.getOSName().startswith("bitrig"))
return "i686";
if (triple.getOSName().startswith("freebsd"))
return "i486";
if (triple.getOSName().startswith("netbsd"))
return "i486";
#if LDC_LLVM_VER >= 302
// All x86 devices running Android have core2 as their common
// denominator. This makes a better choice than pentium4.
if (triple.getEnvironment() == llvm::Triple::Android)
return "core2";
#endif
// Fallback to p4.
return "pentium4";
}
/// Is the triple {arm,thumb}-none-none-{eabi,eabihf} ?
static bool isARMBareMetal(const llvm::Triple &Triple) {
if (Triple.getArch() != llvm::Triple::arm &&
Triple.getArch() != llvm::Triple::thumb)
return false;
if (Triple.getVendor() != llvm::Triple::UnknownVendor)
return false;
if (Triple.getOS() != llvm::Triple::UnknownOS)
return false;
if (Triple.getEnvironment() != llvm::Triple::EABI &&
Triple.getEnvironment() != llvm::Triple::EABIHF)
return false;
return true;
}
static FloatABI::Type getARMFloatABI(const llvm::Triple &triple,
const char *llvmArchSuffix) {
switch (triple.getOS()) {
case llvm::Triple::Darwin:
case llvm::Triple::MacOSX:
case llvm::Triple::IOS: {
// Darwin defaults to "softfp" for v6 and v7.
if (llvm::StringRef(llvmArchSuffix).startswith("v6") ||
llvm::StringRef(llvmArchSuffix).startswith("v7")) {
return FloatABI::SoftFP;
}
return FloatABI::Soft;
}
case llvm::Triple::FreeBSD:
// FreeBSD defaults to soft float
return FloatABI::Soft;
default:
if (triple.getVendorName().startswith("hardfloat"))
return FloatABI::Hard;
if (triple.getVendorName().startswith("softfloat"))
return FloatABI::SoftFP;
switch (triple.getEnvironment()) {
case llvm::Triple::GNUEABIHF:
return FloatABI::Hard;
case llvm::Triple::GNUEABI:
return FloatABI::SoftFP;
case llvm::Triple::EABI:
// EABI is always AAPCS, and if it was not marked 'hard', it's softfp
return FloatABI::SoftFP;
case llvm::Triple::Android: {
if (llvm::StringRef(llvmArchSuffix).startswith("v7")) {
return FloatABI::SoftFP;
}
return FloatABI::Soft;
}
default:
// Assume "soft".
// TODO: Warn the user we are guessing.
return FloatABI::Soft;
}
}
}
void InitHeaderSearch::AddDefaultIncludePaths(const LangOptions &Lang,
const llvm::Triple &triple,
const HeaderSearchOptions &HSOpts) {
// NB: This code path is going away. All of the logic is moving into the
// driver which has the information necessary to do target-specific
// selections of default include paths. Each target which moves there will be
// exempted from this logic here until we can delete the entire pile of code.
switch (triple.getOS()) {
default:
break; // Everything else continues to use this routine's logic.
case llvm::Triple::Linux:
case llvm::Triple::Hurd:
case llvm::Triple::Solaris:
return;
case llvm::Triple::Win32:
if (triple.getEnvironment() != llvm::Triple::Cygnus ||
triple.isOSBinFormatMachO())
return;
break;
}
if (Lang.CPlusPlus && !Lang.AsmPreprocessor &&
HSOpts.UseStandardCXXIncludes && HSOpts.UseStandardSystemIncludes) {
if (HSOpts.UseLibcxx) {
AddPath("/usr/include/c++/v1", CXXSystem, false);
} else {
AddDefaultCPlusPlusIncludePaths(Lang, triple, HSOpts);
}
}
AddDefaultCIncludePaths(triple, HSOpts);
// Add the default framework include paths on Darwin.
if (HSOpts.UseStandardSystemIncludes) {
if (triple.isOSDarwin()) {
AddPath("/System/Library/Frameworks", System, true);
AddPath("/Library/Frameworks", System, true);
}
}
}
AMDGPUTargetInfo::AMDGPUTargetInfo(const llvm::Triple &Triple,
const TargetOptions &Opts)
: TargetInfo(Triple),
GPU(isAMDGCN(Triple) ? GK_GFX6 : parseR600Name(Opts.CPU)),
hasFP64(false), hasFMAF(false), hasLDEXPF(false),
AS(isGenericZero(Triple)) {
if (getTriple().getArch() == llvm::Triple::amdgcn) {
hasFP64 = true;
hasFMAF = true;
hasLDEXPF = true;
}
if (getTriple().getArch() == llvm::Triple::r600) {
if (GPU == GK_EVERGREEN_DOUBLE_OPS || GPU == GK_CAYMAN) {
hasFMAF = true;
}
}
auto IsGenericZero = isGenericZero(Triple);
resetDataLayout(getTriple().getArch() == llvm::Triple::amdgcn
? (IsGenericZero ? DataLayoutStringSIGenericIsZero
: DataLayoutStringSIPrivateIsZero)
: DataLayoutStringR600);
assert(DataLayout->getAllocaAddrSpace() == AS.Private);
setAddressSpaceMap(Triple.getOS() == llvm::Triple::Mesa3D ||
Triple.getEnvironment() == llvm::Triple::OpenCL ||
Triple.getEnvironmentName() == "amdgizcl" ||
!isAMDGCN(Triple));
UseAddrSpaceMapMangling = true;
// Set pointer width and alignment for target address space 0.
PointerWidth = PointerAlign = DataLayout->getPointerSizeInBits();
if (getMaxPointerWidth() == 64) {
LongWidth = LongAlign = 64;
SizeType = UnsignedLong;
PtrDiffType = SignedLong;
IntPtrType = SignedLong;
}
MaxAtomicPromoteWidth = MaxAtomicInlineWidth = 64;
}
static std::string getARMTargetCPU(const llvm::Triple &triple) {
const char *result = llvm::StringSwitch<const char *>(triple.getArchName())
.Cases("armv2", "armv2a", "arm2")
.Case("armv3", "arm6")
.Case("armv3m", "arm7m")
.Case("armv4", "strongarm")
.Case("armv4t", "arm7tdmi")
.Cases("armv5", "armv5t", "arm10tdmi")
.Cases("armv5e", "armv5te", "arm1026ejs")
.Case("armv5tej", "arm926ej-s")
.Cases("armv6", "armv6k", "arm1136jf-s")
.Case("armv6j", "arm1136j-s")
.Cases("armv6z", "armv6zk", "arm1176jzf-s")
.Case("armv6t2", "arm1156t2-s")
.Cases("armv6m", "armv6-m", "cortex-m0")
.Cases("armv7", "armv7a", "armv7-a", "cortex-a8")
.Cases("armv7l", "armv7-l", "cortex-a8")
.Cases("armv7f", "armv7-f", "cortex-a9-mp")
.Cases("armv7s", "armv7-s", "swift")
.Cases("armv7r", "armv7-r", "cortex-r4")
.Cases("armv7m", "armv7-m", "cortex-m3")
.Cases("armv7em", "armv7e-m", "cortex-m4")
.Cases("armv8", "armv8a", "armv8-a", "cortex-a53")
.Case("ep9312", "ep9312")
.Case("iwmmxt", "iwmmxt")
.Case("xscale", "xscale")
// If all else failed, return the most base CPU with
// thumb interworking
// supported by LLVM.
.Default(nullptr);
if (result) {
return result;
}
return (triple.getEnvironment() == llvm::Triple::GNUEABIHF) ? "arm1176jzf-s"
: "arm7tdmi";
}
static StringRef getOSLibDir(const llvm::Triple &Triple, const ArgList &Args) {
if (tools::isMipsArch(Triple.getArch())) {
if (Triple.isAndroid()) {
StringRef CPUName;
StringRef ABIName;
tools::mips::getMipsCPUAndABI(Args, Triple, CPUName, ABIName);
if (CPUName == "mips32r6")
return "libr6";
if (CPUName == "mips32r2")
return "libr2";
}
// lib32 directory has a special meaning on MIPS targets.
// It contains N32 ABI binaries. Use this folder if produce
// code for N32 ABI only.
if (tools::mips::hasMipsAbiArg(Args, "n32"))
return "lib32";
return Triple.isArch32Bit() ? "lib" : "lib64";
}
// It happens that only x86 and PPC use the 'lib32' variant of oslibdir, and
// using that variant while targeting other architectures causes problems
// because the libraries are laid out in shared system roots that can't cope
// with a 'lib32' library search path being considered. So we only enable
// them when we know we may need it.
//
// FIXME: This is a bit of a hack. We should really unify this code for
// reasoning about oslibdir spellings with the lib dir spellings in the
// GCCInstallationDetector, but that is a more significant refactoring.
if (Triple.getArch() == llvm::Triple::x86 ||
Triple.getArch() == llvm::Triple::ppc)
return "lib32";
if (Triple.getArch() == llvm::Triple::x86_64 &&
Triple.getEnvironment() == llvm::Triple::GNUX32)
return "libx32";
return Triple.isArch32Bit() ? "lib" : "lib64";
}
ARMTargetInfo::ARMTargetInfo(const llvm::Triple &Triple,
const TargetOptions &Opts)
: TargetInfo(Triple), FPMath(FP_Default), IsAAPCS(true), LDREX(0),
HW_FP(0) {
bool IsOpenBSD = Triple.isOSOpenBSD();
bool IsNetBSD = Triple.isOSNetBSD();
// FIXME: the isOSBinFormatMachO is a workaround for identifying a Darwin-like
// environment where size_t is `unsigned long` rather than `unsigned int`
PtrDiffType = IntPtrType =
(Triple.isOSDarwin() || Triple.isOSBinFormatMachO() || IsOpenBSD ||
IsNetBSD)
? SignedLong
: SignedInt;
SizeType = (Triple.isOSDarwin() || Triple.isOSBinFormatMachO() || IsOpenBSD ||
IsNetBSD)
? UnsignedLong
: UnsignedInt;
// ptrdiff_t is inconsistent on Darwin
if ((Triple.isOSDarwin() || Triple.isOSBinFormatMachO()) &&
!Triple.isWatchABI())
PtrDiffType = SignedInt;
// Cache arch related info.
setArchInfo();
// {} in inline assembly are neon specifiers, not assembly variant
// specifiers.
NoAsmVariants = true;
// FIXME: This duplicates code from the driver that sets the -target-abi
// option - this code is used if -target-abi isn't passed and should
// be unified in some way.
if (Triple.isOSBinFormatMachO()) {
// The backend is hardwired to assume AAPCS for M-class processors, ensure
// the frontend matches that.
if (Triple.getEnvironment() == llvm::Triple::EABI ||
Triple.getOS() == llvm::Triple::UnknownOS ||
ArchProfile == llvm::ARM::ProfileKind::M) {
setABI("aapcs");
} else if (Triple.isWatchABI()) {
setABI("aapcs16");
} else {
setABI("apcs-gnu");
}
} else if (Triple.isOSWindows()) {
// FIXME: this is invalid for WindowsCE
setABI("aapcs");
} else {
// Select the default based on the platform.
switch (Triple.getEnvironment()) {
case llvm::Triple::Android:
case llvm::Triple::GNUEABI:
case llvm::Triple::GNUEABIHF:
case llvm::Triple::MuslEABI:
case llvm::Triple::MuslEABIHF:
setABI("aapcs-linux");
break;
case llvm::Triple::EABIHF:
case llvm::Triple::EABI:
setABI("aapcs");
break;
case llvm::Triple::GNU:
setABI("apcs-gnu");
break;
default:
if (IsNetBSD)
setABI("apcs-gnu");
else if (IsOpenBSD)
setABI("aapcs-linux");
else
setABI("aapcs");
break;
}
}
// ARM targets default to using the ARM C++ ABI.
TheCXXABI.set(TargetCXXABI::GenericARM);
// ARM has atomics up to 8 bytes
setAtomic();
// Maximum alignment for ARM NEON data types should be 64-bits (AAPCS)
if (IsAAPCS && (Triple.getEnvironment() != llvm::Triple::Android))
MaxVectorAlign = 64;
// Do force alignment of members that follow zero length bitfields. If
// the alignment of the zero-length bitfield is greater than the member
// that follows it, `bar', `bar' will be aligned as the type of the
// zero length bitfield.
UseZeroLengthBitfieldAlignment = true;
if (Triple.getOS() == llvm::Triple::Linux ||
Triple.getOS() == llvm::Triple::UnknownOS)
this->MCountName = Opts.EABIVersion == llvm::EABI::GNU
? "\01__gnu_mcount_nc"
: "\01mcount";
}
void InitHeaderSearch::AddDefaultCPlusPlusIncludePaths(
const LangOptions &LangOpts, const llvm::Triple &triple,
const HeaderSearchOptions &HSOpts) {
llvm::Triple::OSType os = triple.getOS();
// FIXME: temporary hack: hard-coded paths.
if (triple.isOSDarwin()) {
bool IsBaseFound = true;
switch (triple.getArch()) {
default: break;
case llvm::Triple::ppc:
case llvm::Triple::ppc64:
IsBaseFound = AddGnuCPlusPlusIncludePaths("/usr/include/c++/4.2.1",
"powerpc-apple-darwin10", "",
"ppc64", triple);
IsBaseFound |= AddGnuCPlusPlusIncludePaths("/usr/include/c++/4.0.0",
"powerpc-apple-darwin10", "",
"ppc64", triple);
break;
case llvm::Triple::x86:
case llvm::Triple::x86_64:
IsBaseFound = AddGnuCPlusPlusIncludePaths("/usr/include/c++/4.2.1",
"i686-apple-darwin10", "",
"x86_64", triple);
IsBaseFound |= AddGnuCPlusPlusIncludePaths(
"/usr/include/c++/4.0.0", "i686-apple-darwin8", "", "", triple);
break;
case llvm::Triple::arm:
case llvm::Triple::thumb:
IsBaseFound = AddGnuCPlusPlusIncludePaths(
"/usr/include/c++/4.2.1", "arm-apple-darwin10", "v7", "", triple);
IsBaseFound |= AddGnuCPlusPlusIncludePaths(
"/usr/include/c++/4.2.1", "arm-apple-darwin10", "v6", "", triple);
break;
case llvm::Triple::aarch64:
IsBaseFound = AddGnuCPlusPlusIncludePaths(
"/usr/include/c++/4.2.1", "arm64-apple-darwin10", "", "", triple);
break;
}
// Warn when compiling pure C++ / Objective-C++ only.
if (!IsBaseFound &&
!(LangOpts.CUDA || LangOpts.OpenCL || LangOpts.RenderScript)) {
Headers.getDiags().Report(SourceLocation(),
diag::warn_stdlibcxx_not_found);
}
return;
}
switch (os) {
case llvm::Triple::Linux:
case llvm::Triple::Hurd:
case llvm::Triple::Solaris:
llvm_unreachable("Include management is handled in the driver.");
break;
case llvm::Triple::Win32:
switch (triple.getEnvironment()) {
default: llvm_unreachable("Include management is handled in the driver.");
case llvm::Triple::Cygnus:
// Cygwin-1.7
AddMinGWCPlusPlusIncludePaths("/usr/lib/gcc", "i686-pc-cygwin", "4.7.3");
AddMinGWCPlusPlusIncludePaths("/usr/lib/gcc", "i686-pc-cygwin", "4.5.3");
AddMinGWCPlusPlusIncludePaths("/usr/lib/gcc", "i686-pc-cygwin", "4.3.4");
// g++-4 / Cygwin-1.5
AddMinGWCPlusPlusIncludePaths("/usr/lib/gcc", "i686-pc-cygwin", "4.3.2");
break;
}
break;
case llvm::Triple::DragonFly:
AddPath("/usr/include/c++/5.0", CXXSystem, false);
break;
case llvm::Triple::OpenBSD: {
std::string t = triple.getTriple();
if (t.substr(0, 6) == "x86_64")
t.replace(0, 6, "amd64");
AddGnuCPlusPlusIncludePaths("/usr/include/g++",
t, "", "", triple);
break;
}
case llvm::Triple::Minix:
AddGnuCPlusPlusIncludePaths("/usr/gnu/include/c++/4.4.3",
"", "", "", triple);
break;
default:
break;
}
}
void InitHeaderSearch::AddDefaultCIncludePaths(const llvm::Triple &triple,
const HeaderSearchOptions &HSOpts) {
llvm::Triple::OSType os = triple.getOS();
if (HSOpts.UseStandardSystemIncludes) {
switch (os) {
case llvm::Triple::FreeBSD:
case llvm::Triple::NetBSD:
case llvm::Triple::OpenBSD:
case llvm::Triple::Bitrig:
break;
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.str(), 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 (SmallVectorImpl<StringRef>::iterator i = dirs.begin();
i != dirs.end();
++i)
AddPath(*i, ExternCSystem, false);
return;
}
switch (os) {
case llvm::Triple::Linux:
llvm_unreachable("Include management is handled in the driver.");
case llvm::Triple::Haiku:
AddPath("/boot/common/include", System, false);
AddPath("/boot/develop/headers/os", System, false);
AddPath("/boot/develop/headers/os/app", System, false);
AddPath("/boot/develop/headers/os/arch", System, false);
AddPath("/boot/develop/headers/os/device", System, false);
AddPath("/boot/develop/headers/os/drivers", System, false);
AddPath("/boot/develop/headers/os/game", System, false);
AddPath("/boot/develop/headers/os/interface", System, false);
AddPath("/boot/develop/headers/os/kernel", System, false);
AddPath("/boot/develop/headers/os/locale", System, false);
AddPath("/boot/develop/headers/os/mail", System, false);
AddPath("/boot/develop/headers/os/media", System, false);
AddPath("/boot/develop/headers/os/midi", System, false);
AddPath("/boot/develop/headers/os/midi2", System, false);
AddPath("/boot/develop/headers/os/net", System, false);
AddPath("/boot/develop/headers/os/storage", System, false);
AddPath("/boot/develop/headers/os/support", System, false);
AddPath("/boot/develop/headers/os/translation", System, false);
AddPath("/boot/develop/headers/os/add-ons/graphics", System, false);
AddPath("/boot/develop/headers/os/add-ons/input_server", System, false);
AddPath("/boot/develop/headers/os/add-ons/screen_saver", System, false);
AddPath("/boot/develop/headers/os/add-ons/tracker", System, false);
AddPath("/boot/develop/headers/os/be_apps/Deskbar", System, false);
AddPath("/boot/develop/headers/os/be_apps/NetPositive", System, false);
AddPath("/boot/develop/headers/os/be_apps/Tracker", System, false);
AddPath("/boot/develop/headers/cpp", System, false);
AddPath("/boot/develop/headers/cpp/i586-pc-haiku", System, false);
AddPath("/boot/develop/headers/3rdparty", System, false);
AddPath("/boot/develop/headers/bsd", System, false);
AddPath("/boot/develop/headers/glibc", System, false);
AddPath("/boot/develop/headers/posix", System, false);
AddPath("/boot/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:
// mingw-w64 crt include paths
// <sysroot>/i686-w64-mingw32/include
SmallString<128> P = StringRef(HSOpts.ResourceDir);
llvm::sys::path::append(P, "../../../i686-w64-mingw32/include");
AddPath(P.str(), System, false);
// <sysroot>/x86_64-w64-mingw32/include
P.resize(HSOpts.ResourceDir.size());
llvm::sys::path::append(P, "../../../x86_64-w64-mingw32/include");
AddPath(P.str(), System, false);
// mingw.org crt include paths
// <sysroot>/include
P.resize(HSOpts.ResourceDir.size());
llvm::sys::path::append(P, "../../../include");
AddPath(P.str(), System, false);
AddPath("/mingw/include", System, false);
#if defined(LLVM_ON_WIN32)
AddPath("c:/mingw/include", System, false);
#endif
break;
}
break;
default:
break;
}
if ( os != llvm::Triple::RTEMS )
AddPath("/usr/include", ExternCSystem, false);
}
// Get CPU and ABI names. They are not independent
// so we have to calculate them together.
void mips::getMipsCPUAndABI(const ArgList &Args, const llvm::Triple &Triple,
StringRef &CPUName, StringRef &ABIName) {
const char *DefMips32CPU = "mips32r2";
const char *DefMips64CPU = "mips64r2";
// MIPS32r6 is the default for mips(el)?-img-linux-gnu and MIPS64r6 is the
// default for mips64(el)?-img-linux-gnu.
if (Triple.getVendor() == llvm::Triple::ImaginationTechnologies &&
Triple.getEnvironment() == llvm::Triple::GNU) {
DefMips32CPU = "mips32r6";
DefMips64CPU = "mips64r6";
}
// MIPS64r6 is the default for Android MIPS64 (mips64el-linux-android).
if (Triple.isAndroid()) {
DefMips32CPU = "mips32";
DefMips64CPU = "mips64r6";
}
// MIPS3 is the default for mips64*-unknown-openbsd.
if (Triple.getOS() == llvm::Triple::OpenBSD)
DefMips64CPU = "mips3";
if (Arg *A = Args.getLastArg(clang::driver::options::OPT_march_EQ,
options::OPT_mcpu_EQ))
CPUName = A->getValue();
if (Arg *A = Args.getLastArg(options::OPT_mabi_EQ)) {
ABIName = A->getValue();
// Convert a GNU style Mips ABI name to the name
// accepted by LLVM Mips backend.
ABIName = llvm::StringSwitch<llvm::StringRef>(ABIName)
.Case("32", "o32")
.Case("64", "n64")
.Default(ABIName);
}
// Setup default CPU and ABI names.
if (CPUName.empty() && ABIName.empty()) {
switch (Triple.getArch()) {
default:
llvm_unreachable("Unexpected triple arch name");
case llvm::Triple::mips:
case llvm::Triple::mipsel:
CPUName = DefMips32CPU;
break;
case llvm::Triple::mips64:
case llvm::Triple::mips64el:
CPUName = DefMips64CPU;
break;
}
}
if (ABIName.empty() &&
(Triple.getVendor() == llvm::Triple::MipsTechnologies ||
Triple.getVendor() == llvm::Triple::ImaginationTechnologies)) {
ABIName = llvm::StringSwitch<const char *>(CPUName)
.Case("mips1", "o32")
.Case("mips2", "o32")
.Case("mips3", "n64")
.Case("mips4", "n64")
.Case("mips5", "n64")
.Case("mips32", "o32")
.Case("mips32r2", "o32")
.Case("mips32r3", "o32")
.Case("mips32r5", "o32")
.Case("mips32r6", "o32")
.Case("mips64", "n64")
.Case("mips64r2", "n64")
.Case("mips64r3", "n64")
.Case("mips64r5", "n64")
.Case("mips64r6", "n64")
.Case("octeon", "n64")
.Case("p5600", "o32")
.Default("");
}
if (ABIName.empty()) {
// Deduce ABI name from the target triple.
if (Triple.getArch() == llvm::Triple::mips ||
Triple.getArch() == llvm::Triple::mipsel)
ABIName = "o32";
else
ABIName = "n64";
}
if (CPUName.empty()) {
// Deduce CPU name from ABI name.
CPUName = llvm::StringSwitch<const char *>(ABIName)
.Case("o32", DefMips32CPU)
.Cases("n32", "n64", DefMips64CPU)
.Default("");
}
// FIXME: Warn on inconsistent use of -march and -mabi.
}
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;
}
}
/// \brief Get our best guess at the multiarch triple for a target.
///
/// Debian-based systems are starting to use a multiarch setup where they use
/// a target-triple directory in the library and header search paths.
/// Unfortunately, this triple does not align with the vanilla target triple,
/// so we provide a rough mapping here.
static std::string getMultiarchTriple(const Driver &D,
const llvm::Triple &TargetTriple,
StringRef SysRoot) {
llvm::Triple::EnvironmentType TargetEnvironment =
TargetTriple.getEnvironment();
// For most architectures, just use whatever we have rather than trying to be
// clever.
switch (TargetTriple.getArch()) {
default:
break;
// We use the existence of '/lib/<triple>' as a directory to detect some
// common linux triples that don't quite match the Clang triple for both
// 32-bit and 64-bit targets. Multiarch fixes its install triples to these
// regardless of what the actual target triple is.
case llvm::Triple::arm:
case llvm::Triple::thumb:
if (TargetEnvironment == llvm::Triple::GNUEABIHF) {
if (D.getVFS().exists(SysRoot + "/lib/arm-linux-gnueabihf"))
return "arm-linux-gnueabihf";
} else {
if (D.getVFS().exists(SysRoot + "/lib/arm-linux-gnueabi"))
return "arm-linux-gnueabi";
}
break;
case llvm::Triple::armeb:
case llvm::Triple::thumbeb:
if (TargetEnvironment == llvm::Triple::GNUEABIHF) {
if (D.getVFS().exists(SysRoot + "/lib/armeb-linux-gnueabihf"))
return "armeb-linux-gnueabihf";
} else {
if (D.getVFS().exists(SysRoot + "/lib/armeb-linux-gnueabi"))
return "armeb-linux-gnueabi";
}
break;
case llvm::Triple::x86:
if (D.getVFS().exists(SysRoot + "/lib/i386-linux-gnu"))
return "i386-linux-gnu";
break;
case llvm::Triple::x86_64:
// We don't want this for x32, otherwise it will match x86_64 libs
if (TargetEnvironment != llvm::Triple::GNUX32 &&
D.getVFS().exists(SysRoot + "/lib/x86_64-linux-gnu"))
return "x86_64-linux-gnu";
break;
case llvm::Triple::aarch64:
if (D.getVFS().exists(SysRoot + "/lib/aarch64-linux-gnu"))
return "aarch64-linux-gnu";
break;
case llvm::Triple::aarch64_be:
if (D.getVFS().exists(SysRoot + "/lib/aarch64_be-linux-gnu"))
return "aarch64_be-linux-gnu";
break;
case llvm::Triple::mips:
if (D.getVFS().exists(SysRoot + "/lib/mips-linux-gnu"))
return "mips-linux-gnu";
break;
case llvm::Triple::mipsel:
if (D.getVFS().exists(SysRoot + "/lib/mipsel-linux-gnu"))
return "mipsel-linux-gnu";
break;
case llvm::Triple::mips64:
if (D.getVFS().exists(SysRoot + "/lib/mips64-linux-gnu"))
return "mips64-linux-gnu";
if (D.getVFS().exists(SysRoot + "/lib/mips64-linux-gnuabi64"))
return "mips64-linux-gnuabi64";
break;
case llvm::Triple::mips64el:
if (D.getVFS().exists(SysRoot + "/lib/mips64el-linux-gnu"))
return "mips64el-linux-gnu";
if (D.getVFS().exists(SysRoot + "/lib/mips64el-linux-gnuabi64"))
return "mips64el-linux-gnuabi64";
break;
case llvm::Triple::ppc:
if (D.getVFS().exists(SysRoot + "/lib/powerpc-linux-gnuspe"))
return "powerpc-linux-gnuspe";
if (D.getVFS().exists(SysRoot + "/lib/powerpc-linux-gnu"))
return "powerpc-linux-gnu";
break;
case llvm::Triple::ppc64:
if (D.getVFS().exists(SysRoot + "/lib/powerpc64-linux-gnu"))
return "powerpc64-linux-gnu";
break;
case llvm::Triple::ppc64le:
if (D.getVFS().exists(SysRoot + "/lib/powerpc64le-linux-gnu"))
return "powerpc64le-linux-gnu";
break;
case llvm::Triple::sparc:
if (D.getVFS().exists(SysRoot + "/lib/sparc-linux-gnu"))
return "sparc-linux-gnu";
break;
case llvm::Triple::sparcv9:
if (D.getVFS().exists(SysRoot + "/lib/sparc64-linux-gnu"))
return "sparc64-linux-gnu";
break;
case llvm::Triple::systemz:
if (D.getVFS().exists(SysRoot + "/lib/s390x-linux-gnu"))
return "s390x-linux-gnu";
break;
}
return TargetTriple.str();
}
void InitHeaderSearch::
AddDefaultCPlusPlusIncludePaths(const llvm::Triple &triple, const HeaderSearchOptions &HSOpts) {
llvm::Triple::OSType os = triple.getOS();
// FIXME: temporary hack: hard-coded paths.
if (triple.isOSDarwin()) {
switch (triple.getArch()) {
default: break;
case llvm::Triple::ppc:
case llvm::Triple::ppc64:
AddGnuCPlusPlusIncludePaths("/usr/include/c++/4.2.1",
"powerpc-apple-darwin10", "", "ppc64",
triple);
AddGnuCPlusPlusIncludePaths("/usr/include/c++/4.0.0",
"powerpc-apple-darwin10", "", "ppc64",
triple);
break;
case llvm::Triple::x86:
case llvm::Triple::x86_64:
AddGnuCPlusPlusIncludePaths("/usr/include/c++/4.2.1",
"i686-apple-darwin10", "", "x86_64", triple);
AddGnuCPlusPlusIncludePaths("/usr/include/c++/4.0.0",
"i686-apple-darwin8", "", "", triple);
break;
case llvm::Triple::arm:
case llvm::Triple::thumb:
AddGnuCPlusPlusIncludePaths("/usr/include/c++/4.2.1",
"arm-apple-darwin10", "v7", "", triple);
AddGnuCPlusPlusIncludePaths("/usr/include/c++/4.2.1",
"arm-apple-darwin10", "v6", "", triple);
break;
case llvm::Triple::aarch64:
AddGnuCPlusPlusIncludePaths("/usr/include/c++/4.2.1",
"arm64-apple-darwin10", "", "", triple);
break;
}
return;
}
switch (os) {
case llvm::Triple::Linux:
case llvm::Triple::Solaris:
llvm_unreachable("Include management is handled in the driver.");
break;
case llvm::Triple::Win32:
switch (triple.getEnvironment()) {
default: llvm_unreachable("Include management is handled in the driver.");
case llvm::Triple::Cygnus:
// Cygwin-1.7
AddMinGWCPlusPlusIncludePaths("/usr/lib/gcc", "i686-pc-cygwin", "4.7.3");
AddMinGWCPlusPlusIncludePaths("/usr/lib/gcc", "i686-pc-cygwin", "4.5.3");
AddMinGWCPlusPlusIncludePaths("/usr/lib/gcc", "i686-pc-cygwin", "4.3.4");
// g++-4 / Cygwin-1.5
AddMinGWCPlusPlusIncludePaths("/usr/lib/gcc", "i686-pc-cygwin", "4.3.2");
break;
}
break;
case llvm::Triple::DragonFly:
AddPath("/usr/include/c++/5.0", CXXSystem, false);
break;
case llvm::Triple::OpenBSD: {
std::string t = triple.getTriple();
if (t.substr(0, 6) == "x86_64")
t.replace(0, 6, "amd64");
AddGnuCPlusPlusIncludePaths("/usr/include/g++",
t, "", "", triple);
break;
}
case llvm::Triple::Minix:
AddGnuCPlusPlusIncludePaths("/usr/gnu/include/c++/4.4.3",
"", "", "", triple);
break;
default:
break;
}
}
void InitHeaderSearch::
AddDefaultCPlusPlusIncludePaths(const llvm::Triple &triple, const HeaderSearchOptions &HSOpts) {
llvm::Triple::OSType os = triple.getOS();
// FIXME: temporary hack: hard-coded paths.
if (triple.isOSDarwin()) {
switch (triple.getArch()) {
default: break;
case llvm::Triple::ppc:
case llvm::Triple::ppc64:
AddGnuCPlusPlusIncludePaths("/usr/include/c++/4.2.1",
"powerpc-apple-darwin10", "", "ppc64",
triple);
AddGnuCPlusPlusIncludePaths("/usr/include/c++/4.0.0",
"powerpc-apple-darwin10", "", "ppc64",
triple);
break;
case llvm::Triple::x86:
case llvm::Triple::x86_64:
AddGnuCPlusPlusIncludePaths("/usr/include/c++/4.2.1",
"i686-apple-darwin10", "", "x86_64", triple);
AddGnuCPlusPlusIncludePaths("/usr/include/c++/4.0.0",
"i686-apple-darwin8", "", "", triple);
break;
case llvm::Triple::arm:
case llvm::Triple::thumb:
AddGnuCPlusPlusIncludePaths("/usr/include/c++/4.2.1",
"arm-apple-darwin10", "v7", "", triple);
AddGnuCPlusPlusIncludePaths("/usr/include/c++/4.2.1",
"arm-apple-darwin10", "v6", "", triple);
break;
case llvm::Triple::aarch64:
case llvm::Triple::arm64:
AddGnuCPlusPlusIncludePaths("/usr/include/c++/4.2.1",
"arm64-apple-darwin10", "", "", triple);
break;
}
return;
}
switch (os) {
case llvm::Triple::Linux:
llvm_unreachable("Include management is handled in the driver.");
case llvm::Triple::Win32:
switch (triple.getEnvironment()) {
default: llvm_unreachable("Include management is handled in the driver.");
case llvm::Triple::Cygnus:
// Cygwin-1.7
AddMinGWCPlusPlusIncludePaths("/usr/lib/gcc", "i686-pc-cygwin", "4.7.3");
AddMinGWCPlusPlusIncludePaths("/usr/lib/gcc", "i686-pc-cygwin", "4.5.3");
AddMinGWCPlusPlusIncludePaths("/usr/lib/gcc", "i686-pc-cygwin", "4.3.4");
// g++-4 / Cygwin-1.5
AddMinGWCPlusPlusIncludePaths("/usr/lib/gcc", "i686-pc-cygwin", "4.3.2");
break;
case llvm::Triple::GNU:
// mingw-w64 C++ include paths (i686-w64-mingw32 and x86_64-w64-mingw32)
AddMinGW64CXXPaths(HSOpts.ResourceDir, "4.7.0");
AddMinGW64CXXPaths(HSOpts.ResourceDir, "4.7.1");
AddMinGW64CXXPaths(HSOpts.ResourceDir, "4.7.2");
AddMinGW64CXXPaths(HSOpts.ResourceDir, "4.7.3");
AddMinGW64CXXPaths(HSOpts.ResourceDir, "4.8.0");
AddMinGW64CXXPaths(HSOpts.ResourceDir, "4.8.1");
AddMinGW64CXXPaths(HSOpts.ResourceDir, "4.8.2");
// mingw.org C++ include paths
#if defined(LLVM_ON_WIN32)
AddMinGWCPlusPlusIncludePaths("c:/MinGW/lib/gcc", "mingw32", "4.7.0");
AddMinGWCPlusPlusIncludePaths("c:/MinGW/lib/gcc", "mingw32", "4.7.1");
AddMinGWCPlusPlusIncludePaths("c:/MinGW/lib/gcc", "mingw32", "4.7.2");
AddMinGWCPlusPlusIncludePaths("c:/MinGW/lib/gcc", "mingw32", "4.7.3");
AddMinGWCPlusPlusIncludePaths("c:/MinGW/lib/gcc", "mingw32", "4.8.0");
AddMinGWCPlusPlusIncludePaths("c:/MinGW/lib/gcc", "mingw32", "4.8.1");
AddMinGWCPlusPlusIncludePaths("c:/MinGW/lib/gcc", "mingw32", "4.8.2");
#endif
break;
}
case llvm::Triple::DragonFly:
if (llvm::sys::fs::exists("/usr/lib/gcc47"))
AddPath("/usr/include/c++/4.7", CXXSystem, false);
else
AddPath("/usr/include/c++/4.4", CXXSystem, false);
break;
case llvm::Triple::OpenBSD: {
std::string t = triple.getTriple();
if (t.substr(0, 6) == "x86_64")
t.replace(0, 6, "amd64");
AddGnuCPlusPlusIncludePaths("/usr/include/g++",
t, "", "", triple);
break;
}
case llvm::Triple::Minix:
AddGnuCPlusPlusIncludePaths("/usr/gnu/include/c++/4.4.3",
"", "", "", triple);
break;
case llvm::Triple::Solaris:
AddGnuCPlusPlusIncludePaths("/usr/gcc/4.5/include/c++/4.5.2/",
"i386-pc-solaris2.11", "", "", triple);
// Solaris - Fall though..
case llvm::Triple::AuroraUX:
// AuroraUX
AddGnuCPlusPlusIncludePaths("/opt/gcc4/include/c++/4.2.4",
"i386-pc-solaris2.11", "", "", triple);
break;
default:
break;
}
}
bool arm::useAAPCSForMachO(const llvm::Triple &T) {
// The backend is hardwired to assume AAPCS for M-class processors, ensure
// the frontend matches that.
return T.getEnvironment() == llvm::Triple::EABI ||
T.getOS() == llvm::Triple::UnknownOS || isARMMProfile(T);
}
