1 //===--- Triple.cpp - Target triple helper class --------------------------===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 #include "llvm/ADT/Triple.h"
11 #include "llvm/ADT/STLExtras.h"
12 #include "llvm/ADT/SmallString.h"
13 #include "llvm/ADT/StringSwitch.h"
14 #include "llvm/Support/ErrorHandling.h"
18 const char *Triple::getArchTypeName(ArchType Kind) {
20 case UnknownArch: return "unknown";
22 case aarch64: return "aarch64";
23 case aarch64_be: return "aarch64_be";
24 case arm: return "arm";
25 case armeb: return "armeb";
26 case arm64: return "arm64";
27 case hexagon: return "hexagon";
28 case mips: return "mips";
29 case mipsel: return "mipsel";
30 case mips64: return "mips64";
31 case mips64el: return "mips64el";
32 case msp430: return "msp430";
33 case ppc64: return "powerpc64";
34 case ppc64le: return "powerpc64le";
35 case ppc: return "powerpc";
36 case r600: return "r600";
37 case sparc: return "sparc";
38 case sparcv9: return "sparcv9";
39 case systemz: return "s390x";
40 case tce: return "tce";
41 case thumb: return "thumb";
42 case thumbeb: return "thumbeb";
43 case x86: return "i386";
44 case x86_64: return "x86_64";
45 case xcore: return "xcore";
46 case nvptx: return "nvptx";
47 case nvptx64: return "nvptx64";
48 case le32: return "le32";
49 case amdil: return "amdil";
50 case spir: return "spir";
51 case spir64: return "spir64";
54 llvm_unreachable("Invalid ArchType!");
57 const char *Triple::getArchTypePrefix(ArchType Kind) {
63 case aarch64_be: return "aarch64";
68 case thumbeb: return "arm";
70 case arm64: return "arm64";
74 case ppc: return "ppc";
79 case mips64el: return "mips";
81 case hexagon: return "hexagon";
83 case r600: return "r600";
86 case sparc: return "sparc";
88 case systemz: return "systemz";
91 case x86_64: return "x86";
93 case xcore: return "xcore";
95 case nvptx: return "nvptx";
96 case nvptx64: return "nvptx";
98 case le32: return "le32";
99 case amdil: return "amdil";
100 case spir: return "spir";
101 case spir64: return "spir";
105 const char *Triple::getVendorTypeName(VendorType Kind) {
107 case UnknownVendor: return "unknown";
109 case Apple: return "apple";
110 case PC: return "pc";
111 case SCEI: return "scei";
112 case BGP: return "bgp";
113 case BGQ: return "bgq";
114 case Freescale: return "fsl";
115 case IBM: return "ibm";
116 case NVIDIA: return "nvidia";
119 llvm_unreachable("Invalid VendorType!");
122 const char *Triple::getOSTypeName(OSType Kind) {
124 case UnknownOS: return "unknown";
126 case AuroraUX: return "auroraux";
127 case Cygwin: return "cygwin";
128 case Darwin: return "darwin";
129 case DragonFly: return "dragonfly";
130 case FreeBSD: return "freebsd";
131 case IOS: return "ios";
132 case KFreeBSD: return "kfreebsd";
133 case Linux: return "linux";
134 case Lv2: return "lv2";
135 case MacOSX: return "macosx";
136 case MinGW32: return "mingw32";
137 case NetBSD: return "netbsd";
138 case OpenBSD: return "openbsd";
139 case Solaris: return "solaris";
140 case Win32: return "windows";
141 case Haiku: return "haiku";
142 case Minix: return "minix";
143 case RTEMS: return "rtems";
144 case NaCl: return "nacl";
145 case CNK: return "cnk";
146 case Bitrig: return "bitrig";
147 case AIX: return "aix";
148 case CUDA: return "cuda";
149 case NVCL: return "nvcl";
152 llvm_unreachable("Invalid OSType");
155 const char *Triple::getEnvironmentTypeName(EnvironmentType Kind) {
157 case UnknownEnvironment: return "unknown";
158 case GNU: return "gnu";
159 case GNUEABIHF: return "gnueabihf";
160 case GNUEABI: return "gnueabi";
161 case GNUX32: return "gnux32";
162 case CODE16: return "code16";
163 case EABI: return "eabi";
164 case EABIHF: return "eabihf";
165 case Android: return "android";
166 case MSVC: return "msvc";
167 case Itanium: return "itanium";
168 case Cygnus: return "cygnus";
171 llvm_unreachable("Invalid EnvironmentType!");
174 Triple::ArchType Triple::getArchTypeForLLVMName(StringRef Name) {
175 return StringSwitch<Triple::ArchType>(Name)
176 .Case("aarch64", aarch64)
177 .Case("aarch64_be", aarch64_be)
179 .Case("armeb", armeb)
180 .Case("arm64", arm64)
182 .Case("mipsel", mipsel)
183 .Case("mips64", mips64)
184 .Case("mips64el", mips64el)
185 .Case("msp430", msp430)
186 .Case("ppc64", ppc64)
189 .Case("ppc64le", ppc64le)
191 .Case("hexagon", hexagon)
192 .Case("sparc", sparc)
193 .Case("sparcv9", sparcv9)
194 .Case("systemz", systemz)
196 .Case("thumb", thumb)
197 .Case("thumbeb", thumbeb)
199 .Case("x86-64", x86_64)
200 .Case("xcore", xcore)
201 .Case("nvptx", nvptx)
202 .Case("nvptx64", nvptx64)
204 .Case("amdil", amdil)
206 .Case("spir64", spir64)
207 .Default(UnknownArch);
210 // Returns architecture name that is understood by the target assembler.
211 const char *Triple::getArchNameForAssembler() {
212 if (!isOSDarwin() && getVendor() != Triple::Apple)
215 return StringSwitch<const char*>(getArchName())
216 .Case("i386", "i386")
217 .Case("x86_64", "x86_64")
218 .Case("powerpc", "ppc")
219 .Case("powerpc64", "ppc64")
220 .Case("powerpc64le", "ppc64le")
222 .Cases("armv4t", "thumbv4t", "armv4t")
223 .Cases("armv5", "armv5e", "thumbv5", "thumbv5e", "armv5")
224 .Cases("armv6", "thumbv6", "armv6")
225 .Cases("armv7", "thumbv7", "armv7")
226 .Case("armeb", "armeb")
227 .Case("arm64", "arm64")
228 .Case("r600", "r600")
229 .Case("nvptx", "nvptx")
230 .Case("nvptx64", "nvptx64")
231 .Case("le32", "le32")
232 .Case("amdil", "amdil")
233 .Case("spir", "spir")
234 .Case("spir64", "spir64")
238 static Triple::ArchType parseArch(StringRef ArchName) {
239 return StringSwitch<Triple::ArchType>(ArchName)
240 .Cases("i386", "i486", "i586", "i686", Triple::x86)
241 // FIXME: Do we need to support these?
242 .Cases("i786", "i886", "i986", Triple::x86)
243 .Cases("amd64", "x86_64", "x86_64h", Triple::x86_64)
244 .Case("powerpc", Triple::ppc)
245 .Cases("powerpc64", "ppu", Triple::ppc64)
246 .Case("powerpc64le", Triple::ppc64le)
247 .Case("aarch64", Triple::aarch64)
248 .Case("aarch64_be", Triple::aarch64_be)
249 .Cases("arm", "xscale", Triple::arm)
250 // FIXME: It would be good to replace these with explicit names for all the
251 // various suffixes supported.
252 .StartsWith("armv", Triple::arm)
253 .Case("armeb", Triple::armeb)
254 .StartsWith("armebv", Triple::armeb)
255 .Case("thumb", Triple::thumb)
256 .StartsWith("thumbv", Triple::thumb)
257 .Case("thumbeb", Triple::thumbeb)
258 .StartsWith("thumbebv", Triple::thumbeb)
259 .Case("arm64", Triple::arm64)
260 .Case("msp430", Triple::msp430)
261 .Cases("mips", "mipseb", "mipsallegrex", Triple::mips)
262 .Cases("mipsel", "mipsallegrexel", Triple::mipsel)
263 .Cases("mips64", "mips64eb", Triple::mips64)
264 .Case("mips64el", Triple::mips64el)
265 .Case("r600", Triple::r600)
266 .Case("hexagon", Triple::hexagon)
267 .Case("s390x", Triple::systemz)
268 .Case("sparc", Triple::sparc)
269 .Cases("sparcv9", "sparc64", Triple::sparcv9)
270 .Case("tce", Triple::tce)
271 .Case("xcore", Triple::xcore)
272 .Case("nvptx", Triple::nvptx)
273 .Case("nvptx64", Triple::nvptx64)
274 .Case("le32", Triple::le32)
275 .Case("amdil", Triple::amdil)
276 .Case("spir", Triple::spir)
277 .Case("spir64", Triple::spir64)
278 .Default(Triple::UnknownArch);
281 static Triple::VendorType parseVendor(StringRef VendorName) {
282 return StringSwitch<Triple::VendorType>(VendorName)
283 .Case("apple", Triple::Apple)
284 .Case("pc", Triple::PC)
285 .Case("scei", Triple::SCEI)
286 .Case("bgp", Triple::BGP)
287 .Case("bgq", Triple::BGQ)
288 .Case("fsl", Triple::Freescale)
289 .Case("ibm", Triple::IBM)
290 .Case("nvidia", Triple::NVIDIA)
291 .Default(Triple::UnknownVendor);
294 static Triple::OSType parseOS(StringRef OSName) {
295 return StringSwitch<Triple::OSType>(OSName)
296 .StartsWith("auroraux", Triple::AuroraUX)
297 .StartsWith("cygwin", Triple::Cygwin)
298 .StartsWith("darwin", Triple::Darwin)
299 .StartsWith("dragonfly", Triple::DragonFly)
300 .StartsWith("freebsd", Triple::FreeBSD)
301 .StartsWith("ios", Triple::IOS)
302 .StartsWith("kfreebsd", Triple::KFreeBSD)
303 .StartsWith("linux", Triple::Linux)
304 .StartsWith("lv2", Triple::Lv2)
305 .StartsWith("macosx", Triple::MacOSX)
306 .StartsWith("mingw32", Triple::MinGW32)
307 .StartsWith("netbsd", Triple::NetBSD)
308 .StartsWith("openbsd", Triple::OpenBSD)
309 .StartsWith("solaris", Triple::Solaris)
310 .StartsWith("win32", Triple::Win32)
311 .StartsWith("windows", Triple::Win32)
312 .StartsWith("haiku", Triple::Haiku)
313 .StartsWith("minix", Triple::Minix)
314 .StartsWith("rtems", Triple::RTEMS)
315 .StartsWith("nacl", Triple::NaCl)
316 .StartsWith("cnk", Triple::CNK)
317 .StartsWith("bitrig", Triple::Bitrig)
318 .StartsWith("aix", Triple::AIX)
319 .StartsWith("cuda", Triple::CUDA)
320 .StartsWith("nvcl", Triple::NVCL)
321 .Default(Triple::UnknownOS);
324 static Triple::EnvironmentType parseEnvironment(StringRef EnvironmentName) {
325 return StringSwitch<Triple::EnvironmentType>(EnvironmentName)
326 .StartsWith("eabihf", Triple::EABIHF)
327 .StartsWith("eabi", Triple::EABI)
328 .StartsWith("gnueabihf", Triple::GNUEABIHF)
329 .StartsWith("gnueabi", Triple::GNUEABI)
330 .StartsWith("gnux32", Triple::GNUX32)
331 .StartsWith("code16", Triple::CODE16)
332 .StartsWith("gnu", Triple::GNU)
333 .StartsWith("android", Triple::Android)
334 .StartsWith("msvc", Triple::MSVC)
335 .StartsWith("itanium", Triple::Itanium)
336 .StartsWith("cygnus", Triple::Cygnus)
337 .Default(Triple::UnknownEnvironment);
340 static Triple::ObjectFormatType parseFormat(StringRef EnvironmentName) {
341 return StringSwitch<Triple::ObjectFormatType>(EnvironmentName)
342 .EndsWith("coff", Triple::COFF)
343 .EndsWith("elf", Triple::ELF)
344 .EndsWith("macho", Triple::MachO)
345 .Default(Triple::UnknownObjectFormat);
348 static const char *getObjectFormatTypeName(Triple::ObjectFormatType Kind) {
350 case Triple::UnknownObjectFormat: return "";
351 case Triple::COFF: return "coff";
352 case Triple::ELF: return "elf";
353 case Triple::MachO: return "macho";
355 llvm_unreachable("unknown object format type");
358 static Triple::ObjectFormatType getDefaultFormat(const Triple &T) {
360 return Triple::MachO;
361 else if (T.isOSWindows())
366 /// \brief Construct a triple from the string representation provided.
368 /// This stores the string representation and parses the various pieces into
370 Triple::Triple(const Twine &Str)
372 Arch(parseArch(getArchName())),
373 Vendor(parseVendor(getVendorName())),
374 OS(parseOS(getOSName())),
375 Environment(parseEnvironment(getEnvironmentName())),
376 ObjectFormat(parseFormat(getEnvironmentName())) {
377 if (ObjectFormat == Triple::UnknownObjectFormat)
378 ObjectFormat = getDefaultFormat(*this);
381 /// \brief Construct a triple from string representations of the architecture,
384 /// This joins each argument into a canonical string representation and parses
385 /// them into enum members. It leaves the environment unknown and omits it from
386 /// the string representation.
387 Triple::Triple(const Twine &ArchStr, const Twine &VendorStr, const Twine &OSStr)
388 : Data((ArchStr + Twine('-') + VendorStr + Twine('-') + OSStr).str()),
389 Arch(parseArch(ArchStr.str())),
390 Vendor(parseVendor(VendorStr.str())),
391 OS(parseOS(OSStr.str())),
392 Environment(), ObjectFormat(Triple::UnknownObjectFormat) {
393 ObjectFormat = getDefaultFormat(*this);
396 /// \brief Construct a triple from string representations of the architecture,
397 /// vendor, OS, and environment.
399 /// This joins each argument into a canonical string representation and parses
400 /// them into enum members.
401 Triple::Triple(const Twine &ArchStr, const Twine &VendorStr, const Twine &OSStr,
402 const Twine &EnvironmentStr)
403 : Data((ArchStr + Twine('-') + VendorStr + Twine('-') + OSStr + Twine('-') +
404 EnvironmentStr).str()),
405 Arch(parseArch(ArchStr.str())),
406 Vendor(parseVendor(VendorStr.str())),
407 OS(parseOS(OSStr.str())),
408 Environment(parseEnvironment(EnvironmentStr.str())),
409 ObjectFormat(parseFormat(EnvironmentStr.str())) {
410 if (ObjectFormat == Triple::UnknownObjectFormat)
411 ObjectFormat = getDefaultFormat(*this);
414 std::string Triple::normalize(StringRef Str) {
415 // Parse into components.
416 SmallVector<StringRef, 4> Components;
417 Str.split(Components, "-");
419 // If the first component corresponds to a known architecture, preferentially
420 // use it for the architecture. If the second component corresponds to a
421 // known vendor, preferentially use it for the vendor, etc. This avoids silly
422 // component movement when a component parses as (eg) both a valid arch and a
424 ArchType Arch = UnknownArch;
425 if (Components.size() > 0)
426 Arch = parseArch(Components[0]);
427 VendorType Vendor = UnknownVendor;
428 if (Components.size() > 1)
429 Vendor = parseVendor(Components[1]);
430 OSType OS = UnknownOS;
431 if (Components.size() > 2)
432 OS = parseOS(Components[2]);
433 EnvironmentType Environment = UnknownEnvironment;
434 if (Components.size() > 3)
435 Environment = parseEnvironment(Components[3]);
436 ObjectFormatType ObjectFormat = UnknownObjectFormat;
437 if (Components.size() > 4)
438 ObjectFormat = parseFormat(Components[4]);
440 // Note which components are already in their final position. These will not
443 Found[0] = Arch != UnknownArch;
444 Found[1] = Vendor != UnknownVendor;
445 Found[2] = OS != UnknownOS;
446 Found[3] = Environment != UnknownEnvironment;
448 // If they are not there already, permute the components into their canonical
449 // positions by seeing if they parse as a valid architecture, and if so moving
450 // the component to the architecture position etc.
451 for (unsigned Pos = 0; Pos != array_lengthof(Found); ++Pos) {
453 continue; // Already in the canonical position.
455 for (unsigned Idx = 0; Idx != Components.size(); ++Idx) {
456 // Do not reparse any components that already matched.
457 if (Idx < array_lengthof(Found) && Found[Idx])
460 // Does this component parse as valid for the target position?
462 StringRef Comp = Components[Idx];
464 default: llvm_unreachable("unexpected component type!");
466 Arch = parseArch(Comp);
467 Valid = Arch != UnknownArch;
470 Vendor = parseVendor(Comp);
471 Valid = Vendor != UnknownVendor;
475 Valid = OS != UnknownOS;
478 Environment = parseEnvironment(Comp);
479 Valid = Environment != UnknownEnvironment;
481 ObjectFormat = parseFormat(Comp);
482 Valid = ObjectFormat != UnknownObjectFormat;
487 continue; // Nope, try the next component.
489 // Move the component to the target position, pushing any non-fixed
490 // components that are in the way to the right. This tends to give
491 // good results in the common cases of a forgotten vendor component
492 // or a wrongly positioned environment.
494 // Insert left, pushing the existing components to the right. For
495 // example, a-b-i386 -> i386-a-b when moving i386 to the front.
496 StringRef CurrentComponent(""); // The empty component.
497 // Replace the component we are moving with an empty component.
498 std::swap(CurrentComponent, Components[Idx]);
499 // Insert the component being moved at Pos, displacing any existing
500 // components to the right.
501 for (unsigned i = Pos; !CurrentComponent.empty(); ++i) {
502 // Skip over any fixed components.
503 while (i < array_lengthof(Found) && Found[i])
505 // Place the component at the new position, getting the component
506 // that was at this position - it will be moved right.
507 std::swap(CurrentComponent, Components[i]);
509 } else if (Pos > Idx) {
510 // Push right by inserting empty components until the component at Idx
511 // reaches the target position Pos. For example, pc-a -> -pc-a when
512 // moving pc to the second position.
514 // Insert one empty component at Idx.
515 StringRef CurrentComponent(""); // The empty component.
516 for (unsigned i = Idx; i < Components.size();) {
517 // Place the component at the new position, getting the component
518 // that was at this position - it will be moved right.
519 std::swap(CurrentComponent, Components[i]);
520 // If it was placed on top of an empty component then we are done.
521 if (CurrentComponent.empty())
523 // Advance to the next component, skipping any fixed components.
524 while (++i < array_lengthof(Found) && Found[i])
527 // The last component was pushed off the end - append it.
528 if (!CurrentComponent.empty())
529 Components.push_back(CurrentComponent);
531 // Advance Idx to the component's new position.
532 while (++Idx < array_lengthof(Found) && Found[Idx])
534 } while (Idx < Pos); // Add more until the final position is reached.
536 assert(Pos < Components.size() && Components[Pos] == Comp &&
537 "Component moved wrong!");
543 // Special case logic goes here. At this point Arch, Vendor and OS have the
544 // correct values for the computed components.
546 if (OS == Triple::Win32) {
547 Components.resize(4);
548 Components[2] = "windows";
549 if (Environment == UnknownEnvironment) {
550 if (ObjectFormat == UnknownObjectFormat)
551 Components[3] = "msvc";
553 Components[3] = getObjectFormatTypeName(ObjectFormat);
554 } else if (ObjectFormat != UnknownObjectFormat &&
555 ObjectFormat != Triple::COFF) {
556 Components.resize(5);
557 Components[4] = getObjectFormatTypeName(ObjectFormat);
559 } else if (OS == Triple::MinGW32) {
560 Components.resize(4);
561 Components[2] = "windows";
562 Components[3] = (ObjectFormat == Triple::ELF) ? "gnuelf" : "gnu";
563 } else if (OS == Triple::Cygwin) {
564 Components.resize(4);
565 Components[2] = "windows";
566 Components[3] = "cygnus";
569 // Stick the corrected components back together to form the normalized string.
570 std::string Normalized;
571 for (unsigned i = 0, e = Components.size(); i != e; ++i) {
572 if (i) Normalized += '-';
573 Normalized += Components[i];
578 StringRef Triple::getArchName() const {
579 return StringRef(Data).split('-').first; // Isolate first component
582 StringRef Triple::getVendorName() const {
583 StringRef Tmp = StringRef(Data).split('-').second; // Strip first component
584 return Tmp.split('-').first; // Isolate second component
587 StringRef Triple::getOSName() const {
588 StringRef Tmp = StringRef(Data).split('-').second; // Strip first component
589 Tmp = Tmp.split('-').second; // Strip second component
590 return Tmp.split('-').first; // Isolate third component
593 StringRef Triple::getEnvironmentName() const {
594 StringRef Tmp = StringRef(Data).split('-').second; // Strip first component
595 Tmp = Tmp.split('-').second; // Strip second component
596 return Tmp.split('-').second; // Strip third component
599 StringRef Triple::getOSAndEnvironmentName() const {
600 StringRef Tmp = StringRef(Data).split('-').second; // Strip first component
601 return Tmp.split('-').second; // Strip second component
604 static unsigned EatNumber(StringRef &Str) {
605 assert(!Str.empty() && Str[0] >= '0' && Str[0] <= '9' && "Not a number");
609 // Consume the leading digit.
610 Result = Result*10 + (Str[0] - '0');
614 } while (!Str.empty() && Str[0] >= '0' && Str[0] <= '9');
619 void Triple::getOSVersion(unsigned &Major, unsigned &Minor,
620 unsigned &Micro) const {
621 StringRef OSName = getOSName();
623 // Assume that the OS portion of the triple starts with the canonical name.
624 StringRef OSTypeName = getOSTypeName(getOS());
625 if (OSName.startswith(OSTypeName))
626 OSName = OSName.substr(OSTypeName.size());
628 // Any unset version defaults to 0.
629 Major = Minor = Micro = 0;
631 // Parse up to three components.
632 unsigned *Components[3] = { &Major, &Minor, &Micro };
633 for (unsigned i = 0; i != 3; ++i) {
634 if (OSName.empty() || OSName[0] < '0' || OSName[0] > '9')
637 // Consume the leading number.
638 *Components[i] = EatNumber(OSName);
640 // Consume the separator, if present.
641 if (OSName.startswith("."))
642 OSName = OSName.substr(1);
646 bool Triple::getMacOSXVersion(unsigned &Major, unsigned &Minor,
647 unsigned &Micro) const {
648 getOSVersion(Major, Minor, Micro);
651 default: llvm_unreachable("unexpected OS for Darwin triple");
653 // Default to darwin8, i.e., MacOSX 10.4.
656 // Darwin version numbers are skewed from OS X versions.
673 // Ignore the version from the triple. This is only handled because the
674 // the clang driver combines OS X and IOS support into a common Darwin
675 // toolchain that wants to know the OS X version number even when targeting
685 void Triple::getiOSVersion(unsigned &Major, unsigned &Minor,
686 unsigned &Micro) const {
688 default: llvm_unreachable("unexpected OS for Darwin triple");
691 // Ignore the version from the triple. This is only handled because the
692 // the clang driver combines OS X and IOS support into a common Darwin
693 // toolchain that wants to know the iOS version number even when targeting
700 getOSVersion(Major, Minor, Micro);
701 // Default to 5.0 (or 7.0 for arm64).
703 Major = (getArch() == arm64) ? 7 : 5;
708 void Triple::setTriple(const Twine &Str) {
712 void Triple::setArch(ArchType Kind) {
713 setArchName(getArchTypeName(Kind));
716 void Triple::setVendor(VendorType Kind) {
717 setVendorName(getVendorTypeName(Kind));
720 void Triple::setOS(OSType Kind) {
721 setOSName(getOSTypeName(Kind));
724 void Triple::setEnvironment(EnvironmentType Kind) {
725 setEnvironmentName(getEnvironmentTypeName(Kind));
728 void Triple::setObjectFormat(ObjectFormatType Kind) {
729 setEnvironmentName(getObjectFormatTypeName(Kind));
732 void Triple::setArchName(StringRef Str) {
733 // Work around a miscompilation bug for Twines in gcc 4.0.3.
734 SmallString<64> Triple;
737 Triple += getVendorName();
739 Triple += getOSAndEnvironmentName();
740 setTriple(Triple.str());
743 void Triple::setVendorName(StringRef Str) {
744 setTriple(getArchName() + "-" + Str + "-" + getOSAndEnvironmentName());
747 void Triple::setOSName(StringRef Str) {
748 if (hasEnvironment())
749 setTriple(getArchName() + "-" + getVendorName() + "-" + Str +
750 "-" + getEnvironmentName());
752 setTriple(getArchName() + "-" + getVendorName() + "-" + Str);
755 void Triple::setEnvironmentName(StringRef Str) {
756 setTriple(getArchName() + "-" + getVendorName() + "-" + getOSName() +
760 void Triple::setOSAndEnvironmentName(StringRef Str) {
761 setTriple(getArchName() + "-" + getVendorName() + "-" + Str);
764 static unsigned getArchPointerBitWidth(llvm::Triple::ArchType Arch) {
766 case llvm::Triple::UnknownArch:
769 case llvm::Triple::msp430:
772 case llvm::Triple::amdil:
773 case llvm::Triple::arm:
774 case llvm::Triple::armeb:
775 case llvm::Triple::hexagon:
776 case llvm::Triple::le32:
777 case llvm::Triple::mips:
778 case llvm::Triple::mipsel:
779 case llvm::Triple::nvptx:
780 case llvm::Triple::ppc:
781 case llvm::Triple::r600:
782 case llvm::Triple::sparc:
783 case llvm::Triple::tce:
784 case llvm::Triple::thumb:
785 case llvm::Triple::thumbeb:
786 case llvm::Triple::x86:
787 case llvm::Triple::xcore:
788 case llvm::Triple::spir:
791 case llvm::Triple::arm64:
792 case llvm::Triple::aarch64:
793 case llvm::Triple::aarch64_be:
794 case llvm::Triple::mips64:
795 case llvm::Triple::mips64el:
796 case llvm::Triple::nvptx64:
797 case llvm::Triple::ppc64:
798 case llvm::Triple::ppc64le:
799 case llvm::Triple::sparcv9:
800 case llvm::Triple::systemz:
801 case llvm::Triple::x86_64:
802 case llvm::Triple::spir64:
805 llvm_unreachable("Invalid architecture value");
808 bool Triple::isArch64Bit() const {
809 return getArchPointerBitWidth(getArch()) == 64;
812 bool Triple::isArch32Bit() const {
813 return getArchPointerBitWidth(getArch()) == 32;
816 bool Triple::isArch16Bit() const {
817 return getArchPointerBitWidth(getArch()) == 16;
820 Triple Triple::get32BitArchVariant() const {
823 case Triple::UnknownArch:
824 case Triple::aarch64:
825 case Triple::aarch64_be:
828 case Triple::systemz:
829 case Triple::ppc64le:
830 T.setArch(UnknownArch);
837 case Triple::hexagon:
847 case Triple::thumbeb:
853 case Triple::mips64: T.setArch(Triple::mips); break;
854 case Triple::mips64el: T.setArch(Triple::mipsel); break;
855 case Triple::nvptx64: T.setArch(Triple::nvptx); break;
856 case Triple::ppc64: T.setArch(Triple::ppc); break;
857 case Triple::sparcv9: T.setArch(Triple::sparc); break;
858 case Triple::x86_64: T.setArch(Triple::x86); break;
859 case Triple::spir64: T.setArch(Triple::spir); break;
864 Triple Triple::get64BitArchVariant() const {
867 case Triple::UnknownArch:
871 case Triple::hexagon:
877 case Triple::thumbeb:
879 T.setArch(UnknownArch);
882 case Triple::aarch64:
883 case Triple::aarch64_be:
886 case Triple::mips64el:
887 case Triple::nvptx64:
889 case Triple::ppc64le:
890 case Triple::sparcv9:
891 case Triple::systemz:
897 case Triple::mips: T.setArch(Triple::mips64); break;
898 case Triple::mipsel: T.setArch(Triple::mips64el); break;
899 case Triple::nvptx: T.setArch(Triple::nvptx64); break;
900 case Triple::ppc: T.setArch(Triple::ppc64); break;
901 case Triple::sparc: T.setArch(Triple::sparcv9); break;
902 case Triple::x86: T.setArch(Triple::x86_64); break;
903 case Triple::spir: T.setArch(Triple::spir64); break;