1594 lines
		
	
	
		
			49 KiB
		
	
	
	
		
			C++
		
	
	
	
			
		
		
	
	
			1594 lines
		
	
	
		
			49 KiB
		
	
	
	
		
			C++
		
	
	
	
| //===--- Triple.cpp - Target triple helper class --------------------------===//
 | |
| //
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| //                     The LLVM Compiler Infrastructure
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| //
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| // This file is distributed under the University of Illinois Open Source
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| // License. See LICENSE.TXT for details.
 | |
| //
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| //===----------------------------------------------------------------------===//
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| 
 | |
| #include "llvm/ADT/Triple.h"
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| #include "llvm/ADT/STLExtras.h"
 | |
| #include "llvm/ADT/SmallString.h"
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| #include "llvm/ADT/StringSwitch.h"
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| #include "llvm/Support/ErrorHandling.h"
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| #include "llvm/Support/Host.h"
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| #include "llvm/Support/TargetParser.h"
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| #include <cstring>
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| using namespace llvm;
 | |
| 
 | |
| StringRef Triple::getArchTypeName(ArchType Kind) {
 | |
|   switch (Kind) {
 | |
|   case UnknownArch:    return "unknown";
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| 
 | |
|   case aarch64:        return "aarch64";
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|   case aarch64_be:     return "aarch64_be";
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|   case arm:            return "arm";
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|   case armeb:          return "armeb";
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|   case avr:            return "avr";
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|   case bpfel:          return "bpfel";
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|   case bpfeb:          return "bpfeb";
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|   case hexagon:        return "hexagon";
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|   case mips:           return "mips";
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|   case mipsel:         return "mipsel";
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|   case mips64:         return "mips64";
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|   case mips64el:       return "mips64el";
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|   case msp430:         return "msp430";
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|   case nios2:          return "nios2";
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|   case ppc64:          return "powerpc64";
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|   case ppc64le:        return "powerpc64le";
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|   case ppc:            return "powerpc";
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|   case r600:           return "r600";
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|   case amdgcn:         return "amdgcn";
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|   case riscv32:        return "riscv32";
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|   case riscv64:        return "riscv64";
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|   case sparc:          return "sparc";
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|   case sparcv9:        return "sparcv9";
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|   case sparcel:        return "sparcel";
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|   case systemz:        return "s390x";
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|   case tce:            return "tce";
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|   case tcele:          return "tcele";
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|   case thumb:          return "thumb";
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|   case thumbeb:        return "thumbeb";
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|   case x86:            return "i386";
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|   case x86_64:         return "x86_64";
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|   case xcore:          return "xcore";
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|   case nvptx:          return "nvptx";
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|   case nvptx64:        return "nvptx64";
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|   case le32:           return "le32";
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|   case le64:           return "le64";
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|   case amdil:          return "amdil";
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|   case amdil64:        return "amdil64";
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|   case hsail:          return "hsail";
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|   case hsail64:        return "hsail64";
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|   case spir:           return "spir";
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|   case spir64:         return "spir64";
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|   case kalimba:        return "kalimba";
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|   case lanai:          return "lanai";
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|   case shave:          return "shave";
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|   case wasm32:         return "wasm32";
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|   case wasm64:         return "wasm64";
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|   case renderscript32: return "renderscript32";
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|   case renderscript64: return "renderscript64";
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|   }
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| 
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|   llvm_unreachable("Invalid ArchType!");
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| }
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| 
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| StringRef Triple::getArchTypePrefix(ArchType Kind) {
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|   switch (Kind) {
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|   default:
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|     return StringRef();
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| 
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|   case aarch64:
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|   case aarch64_be:  return "aarch64";
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| 
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|   case arm:
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|   case armeb:
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|   case thumb:
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|   case thumbeb:     return "arm";
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| 
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|   case avr:         return "avr";
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| 
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|   case ppc64:
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|   case ppc64le:
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|   case ppc:         return "ppc";
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| 
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|   case mips:
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|   case mipsel:
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|   case mips64:
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|   case mips64el:    return "mips";
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| 
 | |
|   case nios2:       return "nios2";
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| 
 | |
|   case hexagon:     return "hexagon";
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| 
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|   case amdgcn:      return "amdgcn";
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|   case r600:        return "r600";
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| 
 | |
|   case bpfel:
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|   case bpfeb:       return "bpf";
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| 
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|   case sparcv9:
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|   case sparcel:
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|   case sparc:       return "sparc";
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| 
 | |
|   case systemz:     return "s390";
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| 
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|   case x86:
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|   case x86_64:      return "x86";
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| 
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|   case xcore:       return "xcore";
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| 
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|   // NVPTX intrinsics are namespaced under nvvm.
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|   case nvptx:       return "nvvm";
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|   case nvptx64:     return "nvvm";
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| 
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|   case le32:        return "le32";
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|   case le64:        return "le64";
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| 
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|   case amdil:
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|   case amdil64:     return "amdil";
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| 
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|   case hsail:
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|   case hsail64:     return "hsail";
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| 
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|   case spir:
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|   case spir64:      return "spir";
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|   case kalimba:     return "kalimba";
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|   case lanai:       return "lanai";
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|   case shave:       return "shave";
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|   case wasm32:
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|   case wasm64:      return "wasm";
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| 
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|   case riscv32:
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|   case riscv64:     return "riscv";
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|   }
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| }
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| 
 | |
| StringRef Triple::getVendorTypeName(VendorType Kind) {
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|   switch (Kind) {
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|   case UnknownVendor: return "unknown";
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| 
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|   case Apple: return "apple";
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|   case PC: return "pc";
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|   case SCEI: return "scei";
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|   case BGP: return "bgp";
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|   case BGQ: return "bgq";
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|   case Freescale: return "fsl";
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|   case IBM: return "ibm";
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|   case ImaginationTechnologies: return "img";
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|   case MipsTechnologies: return "mti";
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|   case NVIDIA: return "nvidia";
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|   case CSR: return "csr";
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|   case Myriad: return "myriad";
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|   case AMD: return "amd";
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|   case Mesa: return "mesa";
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|   case SUSE: return "suse";
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|   }
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| 
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|   llvm_unreachable("Invalid VendorType!");
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| }
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| 
 | |
| StringRef Triple::getOSTypeName(OSType Kind) {
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|   switch (Kind) {
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|   case UnknownOS: return "unknown";
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| 
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|   case Ananas: return "ananas";
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|   case CloudABI: return "cloudabi";
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|   case Darwin: return "darwin";
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|   case DragonFly: return "dragonfly";
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|   case FreeBSD: return "freebsd";
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|   case Fuchsia: return "fuchsia";
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|   case IOS: return "ios";
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|   case KFreeBSD: return "kfreebsd";
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|   case Linux: return "linux";
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|   case Lv2: return "lv2";
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|   case MacOSX: return "macosx";
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|   case NetBSD: return "netbsd";
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|   case OpenBSD: return "openbsd";
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|   case Solaris: return "solaris";
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|   case Win32: return "windows";
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|   case Haiku: return "haiku";
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|   case Minix: return "minix";
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|   case RTEMS: return "rtems";
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|   case NaCl: return "nacl";
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|   case CNK: return "cnk";
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|   case AIX: return "aix";
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|   case CUDA: return "cuda";
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|   case NVCL: return "nvcl";
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|   case AMDHSA: return "amdhsa";
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|   case PS4: return "ps4";
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|   case ELFIAMCU: return "elfiamcu";
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|   case TvOS: return "tvos";
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|   case WatchOS: return "watchos";
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|   case Mesa3D: return "mesa3d";
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|   case Contiki: return "contiki";
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|   }
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| 
 | |
|   llvm_unreachable("Invalid OSType");
 | |
| }
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| 
 | |
| StringRef Triple::getEnvironmentTypeName(EnvironmentType Kind) {
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|   switch (Kind) {
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|   case UnknownEnvironment: return "unknown";
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|   case GNU: return "gnu";
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|   case GNUABI64: return "gnuabi64";
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|   case GNUEABIHF: return "gnueabihf";
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|   case GNUEABI: return "gnueabi";
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|   case GNUX32: return "gnux32";
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|   case CODE16: return "code16";
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|   case EABI: return "eabi";
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|   case EABIHF: return "eabihf";
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|   case Android: return "android";
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|   case Musl: return "musl";
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|   case MuslEABI: return "musleabi";
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|   case MuslEABIHF: return "musleabihf";
 | |
|   case MSVC: return "msvc";
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|   case Itanium: return "itanium";
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|   case Cygnus: return "cygnus";
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|   case AMDOpenCL: return "amdopencl";
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|   case CoreCLR: return "coreclr";
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|   case OpenCL: return "opencl";
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|   }
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| 
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|   llvm_unreachable("Invalid EnvironmentType!");
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| }
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| 
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| static Triple::ArchType parseBPFArch(StringRef ArchName) {
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|   if (ArchName.equals("bpf")) {
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|     if (sys::IsLittleEndianHost)
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|       return Triple::bpfel;
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|     else
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|       return Triple::bpfeb;
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|   } else if (ArchName.equals("bpf_be") || ArchName.equals("bpfeb")) {
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|     return Triple::bpfeb;
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|   } else if (ArchName.equals("bpf_le") || ArchName.equals("bpfel")) {
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|     return Triple::bpfel;
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|   } else {
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|     return Triple::UnknownArch;
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|   }
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| }
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| 
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| Triple::ArchType Triple::getArchTypeForLLVMName(StringRef Name) {
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|   Triple::ArchType BPFArch(parseBPFArch(Name));
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|   return StringSwitch<Triple::ArchType>(Name)
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|     .Case("aarch64", aarch64)
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|     .Case("aarch64_be", aarch64_be)
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|     .Case("arm64", aarch64) // "arm64" is an alias for "aarch64"
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|     .Case("arm", arm)
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|     .Case("armeb", armeb)
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|     .Case("avr", avr)
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|     .StartsWith("bpf", BPFArch)
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|     .Case("mips", mips)
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|     .Case("mipsel", mipsel)
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|     .Case("mips64", mips64)
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|     .Case("mips64el", mips64el)
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|     .Case("msp430", msp430)
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|     .Case("nios2", nios2)
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|     .Case("ppc64", ppc64)
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|     .Case("ppc32", ppc)
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|     .Case("ppc", ppc)
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|     .Case("ppc64le", ppc64le)
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|     .Case("r600", r600)
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|     .Case("amdgcn", amdgcn)
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|     .Case("riscv32", riscv32)
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|     .Case("riscv64", riscv64)
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|     .Case("hexagon", hexagon)
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|     .Case("sparc", sparc)
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|     .Case("sparcel", sparcel)
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|     .Case("sparcv9", sparcv9)
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|     .Case("systemz", systemz)
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|     .Case("tce", tce)
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|     .Case("tcele", tcele)
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|     .Case("thumb", thumb)
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|     .Case("thumbeb", thumbeb)
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|     .Case("x86", x86)
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|     .Case("x86-64", x86_64)
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|     .Case("xcore", xcore)
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|     .Case("nvptx", nvptx)
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|     .Case("nvptx64", nvptx64)
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|     .Case("le32", le32)
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|     .Case("le64", le64)
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|     .Case("amdil", amdil)
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|     .Case("amdil64", amdil64)
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|     .Case("hsail", hsail)
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|     .Case("hsail64", hsail64)
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|     .Case("spir", spir)
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|     .Case("spir64", spir64)
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|     .Case("kalimba", kalimba)
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|     .Case("lanai", lanai)
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|     .Case("shave", shave)
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|     .Case("wasm32", wasm32)
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|     .Case("wasm64", wasm64)
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|     .Case("renderscript32", renderscript32)
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|     .Case("renderscript64", renderscript64)
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|     .Default(UnknownArch);
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| }
 | |
| 
 | |
| static Triple::ArchType parseARMArch(StringRef ArchName) {
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|   ARM::ISAKind ISA = ARM::parseArchISA(ArchName);
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|   ARM::EndianKind ENDIAN = ARM::parseArchEndian(ArchName);
 | |
| 
 | |
|   Triple::ArchType arch = Triple::UnknownArch;
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|   switch (ENDIAN) {
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|   case ARM::EndianKind::LITTLE: {
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|     switch (ISA) {
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|     case ARM::ISAKind::ARM:
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|       arch = Triple::arm;
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|       break;
 | |
|     case ARM::ISAKind::THUMB:
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|       arch = Triple::thumb;
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|       break;
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|     case ARM::ISAKind::AARCH64:
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|       arch = Triple::aarch64;
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|       break;
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|     case ARM::ISAKind::INVALID:
 | |
|       break;
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|     }
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|     break;
 | |
|   }
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|   case ARM::EndianKind::BIG: {
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|     switch (ISA) {
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|     case ARM::ISAKind::ARM:
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|       arch = Triple::armeb;
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|       break;
 | |
|     case ARM::ISAKind::THUMB:
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|       arch = Triple::thumbeb;
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|       break;
 | |
|     case ARM::ISAKind::AARCH64:
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|       arch = Triple::aarch64_be;
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|       break;
 | |
|     case ARM::ISAKind::INVALID:
 | |
|       break;
 | |
|     }
 | |
|     break;
 | |
|   }
 | |
|   case ARM::EndianKind::INVALID: {
 | |
|     break;
 | |
|   }
 | |
|   }
 | |
| 
 | |
|   ArchName = ARM::getCanonicalArchName(ArchName);
 | |
|   if (ArchName.empty())
 | |
|     return Triple::UnknownArch;
 | |
| 
 | |
|   // Thumb only exists in v4+
 | |
|   if (ISA == ARM::ISAKind::THUMB &&
 | |
|       (ArchName.startswith("v2") || ArchName.startswith("v3")))
 | |
|     return Triple::UnknownArch;
 | |
| 
 | |
|   // Thumb only for v6m
 | |
|   ARM::ProfileKind Profile = ARM::parseArchProfile(ArchName);
 | |
|   unsigned Version = ARM::parseArchVersion(ArchName);
 | |
|   if (Profile == ARM::ProfileKind::M && Version == 6) {
 | |
|     if (ENDIAN == ARM::EndianKind::BIG)
 | |
|       return Triple::thumbeb;
 | |
|     else
 | |
|       return Triple::thumb;
 | |
|   }
 | |
| 
 | |
|   return arch;
 | |
| }
 | |
| 
 | |
| static Triple::ArchType parseArch(StringRef ArchName) {
 | |
|   auto AT = StringSwitch<Triple::ArchType>(ArchName)
 | |
|     .Cases("i386", "i486", "i586", "i686", Triple::x86)
 | |
|     // FIXME: Do we need to support these?
 | |
|     .Cases("i786", "i886", "i986", Triple::x86)
 | |
|     .Cases("amd64", "x86_64", "x86_64h", Triple::x86_64)
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|     .Cases("powerpc", "ppc32", Triple::ppc)
 | |
|     .Cases("powerpc64", "ppu", "ppc64", Triple::ppc64)
 | |
|     .Cases("powerpc64le", "ppc64le", Triple::ppc64le)
 | |
|     .Case("xscale", Triple::arm)
 | |
|     .Case("xscaleeb", Triple::armeb)
 | |
|     .Case("aarch64", Triple::aarch64)
 | |
|     .Case("aarch64_be", Triple::aarch64_be)
 | |
|     .Case("arm64", Triple::aarch64)
 | |
|     .Case("arm", Triple::arm)
 | |
|     .Case("armeb", Triple::armeb)
 | |
|     .Case("thumb", Triple::thumb)
 | |
|     .Case("thumbeb", Triple::thumbeb)
 | |
|     .Case("avr", Triple::avr)
 | |
|     .Case("msp430", Triple::msp430)
 | |
|     .Cases("mips", "mipseb", "mipsallegrex", Triple::mips)
 | |
|     .Cases("mipsel", "mipsallegrexel", Triple::mipsel)
 | |
|     .Cases("mips64", "mips64eb", Triple::mips64)
 | |
|     .Case("mips64el", Triple::mips64el)
 | |
|     .Case("nios2", Triple::nios2)
 | |
|     .Case("r600", Triple::r600)
 | |
|     .Case("amdgcn", Triple::amdgcn)
 | |
|     .Case("riscv32", Triple::riscv32)
 | |
|     .Case("riscv64", Triple::riscv64)
 | |
|     .Case("hexagon", Triple::hexagon)
 | |
|     .Cases("s390x", "systemz", Triple::systemz)
 | |
|     .Case("sparc", Triple::sparc)
 | |
|     .Case("sparcel", Triple::sparcel)
 | |
|     .Cases("sparcv9", "sparc64", Triple::sparcv9)
 | |
|     .Case("tce", Triple::tce)
 | |
|     .Case("tcele", Triple::tcele)
 | |
|     .Case("xcore", Triple::xcore)
 | |
|     .Case("nvptx", Triple::nvptx)
 | |
|     .Case("nvptx64", Triple::nvptx64)
 | |
|     .Case("le32", Triple::le32)
 | |
|     .Case("le64", Triple::le64)
 | |
|     .Case("amdil", Triple::amdil)
 | |
|     .Case("amdil64", Triple::amdil64)
 | |
|     .Case("hsail", Triple::hsail)
 | |
|     .Case("hsail64", Triple::hsail64)
 | |
|     .Case("spir", Triple::spir)
 | |
|     .Case("spir64", Triple::spir64)
 | |
|     .StartsWith("kalimba", Triple::kalimba)
 | |
|     .Case("lanai", Triple::lanai)
 | |
|     .Case("shave", Triple::shave)
 | |
|     .Case("wasm32", Triple::wasm32)
 | |
|     .Case("wasm64", Triple::wasm64)
 | |
|     .Case("renderscript32", Triple::renderscript32)
 | |
|     .Case("renderscript64", Triple::renderscript64)
 | |
|     .Default(Triple::UnknownArch);
 | |
| 
 | |
|   // Some architectures require special parsing logic just to compute the
 | |
|   // ArchType result.
 | |
|   if (AT == Triple::UnknownArch) {
 | |
|     if (ArchName.startswith("arm") || ArchName.startswith("thumb") ||
 | |
|         ArchName.startswith("aarch64"))
 | |
|       return parseARMArch(ArchName);
 | |
|     if (ArchName.startswith("bpf"))
 | |
|       return parseBPFArch(ArchName);
 | |
|   }
 | |
| 
 | |
|   return AT;
 | |
| }
 | |
| 
 | |
| static Triple::VendorType parseVendor(StringRef VendorName) {
 | |
|   return StringSwitch<Triple::VendorType>(VendorName)
 | |
|     .Case("apple", Triple::Apple)
 | |
|     .Case("pc", Triple::PC)
 | |
|     .Case("scei", Triple::SCEI)
 | |
|     .Case("bgp", Triple::BGP)
 | |
|     .Case("bgq", Triple::BGQ)
 | |
|     .Case("fsl", Triple::Freescale)
 | |
|     .Case("ibm", Triple::IBM)
 | |
|     .Case("img", Triple::ImaginationTechnologies)
 | |
|     .Case("mti", Triple::MipsTechnologies)
 | |
|     .Case("nvidia", Triple::NVIDIA)
 | |
|     .Case("csr", Triple::CSR)
 | |
|     .Case("myriad", Triple::Myriad)
 | |
|     .Case("amd", Triple::AMD)
 | |
|     .Case("mesa", Triple::Mesa)
 | |
|     .Case("suse", Triple::SUSE)
 | |
|     .Default(Triple::UnknownVendor);
 | |
| }
 | |
| 
 | |
| static Triple::OSType parseOS(StringRef OSName) {
 | |
|   return StringSwitch<Triple::OSType>(OSName)
 | |
|     .StartsWith("ananas", Triple::Ananas)
 | |
|     .StartsWith("cloudabi", Triple::CloudABI)
 | |
|     .StartsWith("darwin", Triple::Darwin)
 | |
|     .StartsWith("dragonfly", Triple::DragonFly)
 | |
|     .StartsWith("freebsd", Triple::FreeBSD)
 | |
|     .StartsWith("fuchsia", Triple::Fuchsia)
 | |
|     .StartsWith("ios", Triple::IOS)
 | |
|     .StartsWith("kfreebsd", Triple::KFreeBSD)
 | |
|     .StartsWith("linux", Triple::Linux)
 | |
|     .StartsWith("lv2", Triple::Lv2)
 | |
|     .StartsWith("macos", Triple::MacOSX)
 | |
|     .StartsWith("netbsd", Triple::NetBSD)
 | |
|     .StartsWith("openbsd", Triple::OpenBSD)
 | |
|     .StartsWith("solaris", Triple::Solaris)
 | |
|     .StartsWith("win32", Triple::Win32)
 | |
|     .StartsWith("windows", Triple::Win32)
 | |
|     .StartsWith("haiku", Triple::Haiku)
 | |
|     .StartsWith("minix", Triple::Minix)
 | |
|     .StartsWith("rtems", Triple::RTEMS)
 | |
|     .StartsWith("nacl", Triple::NaCl)
 | |
|     .StartsWith("cnk", Triple::CNK)
 | |
|     .StartsWith("aix", Triple::AIX)
 | |
|     .StartsWith("cuda", Triple::CUDA)
 | |
|     .StartsWith("nvcl", Triple::NVCL)
 | |
|     .StartsWith("amdhsa", Triple::AMDHSA)
 | |
|     .StartsWith("ps4", Triple::PS4)
 | |
|     .StartsWith("elfiamcu", Triple::ELFIAMCU)
 | |
|     .StartsWith("tvos", Triple::TvOS)
 | |
|     .StartsWith("watchos", Triple::WatchOS)
 | |
|     .StartsWith("mesa3d", Triple::Mesa3D)
 | |
|     .StartsWith("contiki", Triple::Contiki)
 | |
|     .Default(Triple::UnknownOS);
 | |
| }
 | |
| 
 | |
| static Triple::EnvironmentType parseEnvironment(StringRef EnvironmentName) {
 | |
|   return StringSwitch<Triple::EnvironmentType>(EnvironmentName)
 | |
|     .StartsWith("eabihf", Triple::EABIHF)
 | |
|     .StartsWith("eabi", Triple::EABI)
 | |
|     .StartsWith("gnuabi64", Triple::GNUABI64)
 | |
|     .StartsWith("gnueabihf", Triple::GNUEABIHF)
 | |
|     .StartsWith("gnueabi", Triple::GNUEABI)
 | |
|     .StartsWith("gnux32", Triple::GNUX32)
 | |
|     .StartsWith("code16", Triple::CODE16)
 | |
|     .StartsWith("gnu", Triple::GNU)
 | |
|     .StartsWith("android", Triple::Android)
 | |
|     .StartsWith("musleabihf", Triple::MuslEABIHF)
 | |
|     .StartsWith("musleabi", Triple::MuslEABI)
 | |
|     .StartsWith("musl", Triple::Musl)
 | |
|     .StartsWith("msvc", Triple::MSVC)
 | |
|     .StartsWith("itanium", Triple::Itanium)
 | |
|     .StartsWith("cygnus", Triple::Cygnus)
 | |
|     .StartsWith("amdopencl", Triple::AMDOpenCL)
 | |
|     .StartsWith("coreclr", Triple::CoreCLR)
 | |
|     .StartsWith("opencl", Triple::OpenCL)
 | |
|     .Default(Triple::UnknownEnvironment);
 | |
| }
 | |
| 
 | |
| static Triple::ObjectFormatType parseFormat(StringRef EnvironmentName) {
 | |
|   return StringSwitch<Triple::ObjectFormatType>(EnvironmentName)
 | |
|     .EndsWith("coff", Triple::COFF)
 | |
|     .EndsWith("elf", Triple::ELF)
 | |
|     .EndsWith("macho", Triple::MachO)
 | |
|     .EndsWith("wasm", Triple::Wasm)
 | |
|     .Default(Triple::UnknownObjectFormat);
 | |
| }
 | |
| 
 | |
| static Triple::SubArchType parseSubArch(StringRef SubArchName) {
 | |
|   StringRef ARMSubArch = ARM::getCanonicalArchName(SubArchName);
 | |
| 
 | |
|   // For now, this is the small part. Early return.
 | |
|   if (ARMSubArch.empty())
 | |
|     return StringSwitch<Triple::SubArchType>(SubArchName)
 | |
|       .EndsWith("kalimba3", Triple::KalimbaSubArch_v3)
 | |
|       .EndsWith("kalimba4", Triple::KalimbaSubArch_v4)
 | |
|       .EndsWith("kalimba5", Triple::KalimbaSubArch_v5)
 | |
|       .Default(Triple::NoSubArch);
 | |
| 
 | |
|   // ARM sub arch.
 | |
|   switch(ARM::parseArch(ARMSubArch)) {
 | |
|   case ARM::ArchKind::ARMV4:
 | |
|     return Triple::NoSubArch;
 | |
|   case ARM::ArchKind::ARMV4T:
 | |
|     return Triple::ARMSubArch_v4t;
 | |
|   case ARM::ArchKind::ARMV5T:
 | |
|     return Triple::ARMSubArch_v5;
 | |
|   case ARM::ArchKind::ARMV5TE:
 | |
|   case ARM::ArchKind::IWMMXT:
 | |
|   case ARM::ArchKind::IWMMXT2:
 | |
|   case ARM::ArchKind::XSCALE:
 | |
|   case ARM::ArchKind::ARMV5TEJ:
 | |
|     return Triple::ARMSubArch_v5te;
 | |
|   case ARM::ArchKind::ARMV6:
 | |
|     return Triple::ARMSubArch_v6;
 | |
|   case ARM::ArchKind::ARMV6K:
 | |
|   case ARM::ArchKind::ARMV6KZ:
 | |
|     return Triple::ARMSubArch_v6k;
 | |
|   case ARM::ArchKind::ARMV6T2:
 | |
|     return Triple::ARMSubArch_v6t2;
 | |
|   case ARM::ArchKind::ARMV6M:
 | |
|     return Triple::ARMSubArch_v6m;
 | |
|   case ARM::ArchKind::ARMV7A:
 | |
|   case ARM::ArchKind::ARMV7R:
 | |
|     return Triple::ARMSubArch_v7;
 | |
|   case ARM::ArchKind::ARMV7VE:
 | |
|     return Triple::ARMSubArch_v7ve;
 | |
|   case ARM::ArchKind::ARMV7K:
 | |
|     return Triple::ARMSubArch_v7k;
 | |
|   case ARM::ArchKind::ARMV7M:
 | |
|     return Triple::ARMSubArch_v7m;
 | |
|   case ARM::ArchKind::ARMV7S:
 | |
|     return Triple::ARMSubArch_v7s;
 | |
|   case ARM::ArchKind::ARMV7EM:
 | |
|     return Triple::ARMSubArch_v7em;
 | |
|   case ARM::ArchKind::ARMV8A:
 | |
|     return Triple::ARMSubArch_v8;
 | |
|   case ARM::ArchKind::ARMV8_1A:
 | |
|     return Triple::ARMSubArch_v8_1a;
 | |
|   case ARM::ArchKind::ARMV8_2A:
 | |
|     return Triple::ARMSubArch_v8_2a;
 | |
|   case ARM::ArchKind::ARMV8_3A:
 | |
|     return Triple::ARMSubArch_v8_3a;
 | |
|   case ARM::ArchKind::ARMV8R:
 | |
|     return Triple::ARMSubArch_v8r;
 | |
|   case ARM::ArchKind::ARMV8MBaseline:
 | |
|     return Triple::ARMSubArch_v8m_baseline;
 | |
|   case ARM::ArchKind::ARMV8MMainline:
 | |
|     return Triple::ARMSubArch_v8m_mainline;
 | |
|   default:
 | |
|     return Triple::NoSubArch;
 | |
|   }
 | |
| }
 | |
| 
 | |
| static StringRef getObjectFormatTypeName(Triple::ObjectFormatType Kind) {
 | |
|   switch (Kind) {
 | |
|   case Triple::UnknownObjectFormat: return "";
 | |
|   case Triple::COFF: return "coff";
 | |
|   case Triple::ELF: return "elf";
 | |
|   case Triple::MachO: return "macho";
 | |
|   case Triple::Wasm: return "wasm";
 | |
|   }
 | |
|   llvm_unreachable("unknown object format type");
 | |
| }
 | |
| 
 | |
| static Triple::ObjectFormatType getDefaultFormat(const Triple &T) {
 | |
|   switch (T.getArch()) {
 | |
|   case Triple::UnknownArch:
 | |
|   case Triple::aarch64:
 | |
|   case Triple::arm:
 | |
|   case Triple::thumb:
 | |
|   case Triple::x86:
 | |
|   case Triple::x86_64:
 | |
|     if (T.isOSDarwin())
 | |
|       return Triple::MachO;
 | |
|     else if (T.isOSWindows())
 | |
|       return Triple::COFF;
 | |
|     return Triple::ELF;
 | |
| 
 | |
|   case Triple::aarch64_be:
 | |
|   case Triple::amdgcn:
 | |
|   case Triple::amdil:
 | |
|   case Triple::amdil64:
 | |
|   case Triple::armeb:
 | |
|   case Triple::avr:
 | |
|   case Triple::bpfeb:
 | |
|   case Triple::bpfel:
 | |
|   case Triple::hexagon:
 | |
|   case Triple::lanai:
 | |
|   case Triple::hsail:
 | |
|   case Triple::hsail64:
 | |
|   case Triple::kalimba:
 | |
|   case Triple::le32:
 | |
|   case Triple::le64:
 | |
|   case Triple::mips:
 | |
|   case Triple::mips64:
 | |
|   case Triple::mips64el:
 | |
|   case Triple::mipsel:
 | |
|   case Triple::msp430:
 | |
|   case Triple::nios2:
 | |
|   case Triple::nvptx:
 | |
|   case Triple::nvptx64:
 | |
|   case Triple::ppc64le:
 | |
|   case Triple::r600:
 | |
|   case Triple::renderscript32:
 | |
|   case Triple::renderscript64:
 | |
|   case Triple::riscv32:
 | |
|   case Triple::riscv64:
 | |
|   case Triple::shave:
 | |
|   case Triple::sparc:
 | |
|   case Triple::sparcel:
 | |
|   case Triple::sparcv9:
 | |
|   case Triple::spir:
 | |
|   case Triple::spir64:
 | |
|   case Triple::systemz:
 | |
|   case Triple::tce:
 | |
|   case Triple::tcele:
 | |
|   case Triple::thumbeb:
 | |
|   case Triple::wasm32:
 | |
|   case Triple::wasm64:
 | |
|   case Triple::xcore:
 | |
|     return Triple::ELF;
 | |
| 
 | |
|   case Triple::ppc:
 | |
|   case Triple::ppc64:
 | |
|     if (T.isOSDarwin())
 | |
|       return Triple::MachO;
 | |
|     return Triple::ELF;
 | |
|   }
 | |
|   llvm_unreachable("unknown architecture");
 | |
| }
 | |
| 
 | |
| /// \brief Construct a triple from the string representation provided.
 | |
| ///
 | |
| /// This stores the string representation and parses the various pieces into
 | |
| /// enum members.
 | |
| Triple::Triple(const Twine &Str)
 | |
|     : Data(Str.str()), Arch(UnknownArch), SubArch(NoSubArch),
 | |
|       Vendor(UnknownVendor), OS(UnknownOS), Environment(UnknownEnvironment),
 | |
|       ObjectFormat(UnknownObjectFormat) {
 | |
|   // Do minimal parsing by hand here.
 | |
|   SmallVector<StringRef, 4> Components;
 | |
|   StringRef(Data).split(Components, '-', /*MaxSplit*/ 3);
 | |
|   if (Components.size() > 0) {
 | |
|     Arch = parseArch(Components[0]);
 | |
|     SubArch = parseSubArch(Components[0]);
 | |
|     if (Components.size() > 1) {
 | |
|       Vendor = parseVendor(Components[1]);
 | |
|       if (Components.size() > 2) {
 | |
|         OS = parseOS(Components[2]);
 | |
|         if (Components.size() > 3) {
 | |
|           Environment = parseEnvironment(Components[3]);
 | |
|           ObjectFormat = parseFormat(Components[3]);
 | |
|         }
 | |
|       }
 | |
|     }
 | |
|   }
 | |
|   if (ObjectFormat == UnknownObjectFormat)
 | |
|     ObjectFormat = getDefaultFormat(*this);
 | |
| }
 | |
| 
 | |
| /// \brief Construct a triple from string representations of the architecture,
 | |
| /// vendor, and OS.
 | |
| ///
 | |
| /// This joins each argument into a canonical string representation and parses
 | |
| /// them into enum members. It leaves the environment unknown and omits it from
 | |
| /// the string representation.
 | |
| Triple::Triple(const Twine &ArchStr, const Twine &VendorStr, const Twine &OSStr)
 | |
|     : Data((ArchStr + Twine('-') + VendorStr + Twine('-') + OSStr).str()),
 | |
|       Arch(parseArch(ArchStr.str())),
 | |
|       SubArch(parseSubArch(ArchStr.str())),
 | |
|       Vendor(parseVendor(VendorStr.str())),
 | |
|       OS(parseOS(OSStr.str())),
 | |
|       Environment(), ObjectFormat(Triple::UnknownObjectFormat) {
 | |
|   ObjectFormat = getDefaultFormat(*this);
 | |
| }
 | |
| 
 | |
| /// \brief Construct a triple from string representations of the architecture,
 | |
| /// vendor, OS, and environment.
 | |
| ///
 | |
| /// This joins each argument into a canonical string representation and parses
 | |
| /// them into enum members.
 | |
| Triple::Triple(const Twine &ArchStr, const Twine &VendorStr, const Twine &OSStr,
 | |
|                const Twine &EnvironmentStr)
 | |
|     : Data((ArchStr + Twine('-') + VendorStr + Twine('-') + OSStr + Twine('-') +
 | |
|             EnvironmentStr).str()),
 | |
|       Arch(parseArch(ArchStr.str())),
 | |
|       SubArch(parseSubArch(ArchStr.str())),
 | |
|       Vendor(parseVendor(VendorStr.str())),
 | |
|       OS(parseOS(OSStr.str())),
 | |
|       Environment(parseEnvironment(EnvironmentStr.str())),
 | |
|       ObjectFormat(parseFormat(EnvironmentStr.str())) {
 | |
|   if (ObjectFormat == Triple::UnknownObjectFormat)
 | |
|     ObjectFormat = getDefaultFormat(*this);
 | |
| }
 | |
| 
 | |
| std::string Triple::normalize(StringRef Str) {
 | |
|   bool IsMinGW32 = false;
 | |
|   bool IsCygwin = false;
 | |
| 
 | |
|   // Parse into components.
 | |
|   SmallVector<StringRef, 4> Components;
 | |
|   Str.split(Components, '-');
 | |
| 
 | |
|   // If the first component corresponds to a known architecture, preferentially
 | |
|   // use it for the architecture.  If the second component corresponds to a
 | |
|   // known vendor, preferentially use it for the vendor, etc.  This avoids silly
 | |
|   // component movement when a component parses as (eg) both a valid arch and a
 | |
|   // valid os.
 | |
|   ArchType Arch = UnknownArch;
 | |
|   if (Components.size() > 0)
 | |
|     Arch = parseArch(Components[0]);
 | |
|   VendorType Vendor = UnknownVendor;
 | |
|   if (Components.size() > 1)
 | |
|     Vendor = parseVendor(Components[1]);
 | |
|   OSType OS = UnknownOS;
 | |
|   if (Components.size() > 2) {
 | |
|     OS = parseOS(Components[2]);
 | |
|     IsCygwin = Components[2].startswith("cygwin");
 | |
|     IsMinGW32 = Components[2].startswith("mingw");
 | |
|   }
 | |
|   EnvironmentType Environment = UnknownEnvironment;
 | |
|   if (Components.size() > 3)
 | |
|     Environment = parseEnvironment(Components[3]);
 | |
|   ObjectFormatType ObjectFormat = UnknownObjectFormat;
 | |
|   if (Components.size() > 4)
 | |
|     ObjectFormat = parseFormat(Components[4]);
 | |
| 
 | |
|   // Note which components are already in their final position.  These will not
 | |
|   // be moved.
 | |
|   bool Found[4];
 | |
|   Found[0] = Arch != UnknownArch;
 | |
|   Found[1] = Vendor != UnknownVendor;
 | |
|   Found[2] = OS != UnknownOS;
 | |
|   Found[3] = Environment != UnknownEnvironment;
 | |
| 
 | |
|   // If they are not there already, permute the components into their canonical
 | |
|   // positions by seeing if they parse as a valid architecture, and if so moving
 | |
|   // the component to the architecture position etc.
 | |
|   for (unsigned Pos = 0; Pos != array_lengthof(Found); ++Pos) {
 | |
|     if (Found[Pos])
 | |
|       continue; // Already in the canonical position.
 | |
| 
 | |
|     for (unsigned Idx = 0; Idx != Components.size(); ++Idx) {
 | |
|       // Do not reparse any components that already matched.
 | |
|       if (Idx < array_lengthof(Found) && Found[Idx])
 | |
|         continue;
 | |
| 
 | |
|       // Does this component parse as valid for the target position?
 | |
|       bool Valid = false;
 | |
|       StringRef Comp = Components[Idx];
 | |
|       switch (Pos) {
 | |
|       default: llvm_unreachable("unexpected component type!");
 | |
|       case 0:
 | |
|         Arch = parseArch(Comp);
 | |
|         Valid = Arch != UnknownArch;
 | |
|         break;
 | |
|       case 1:
 | |
|         Vendor = parseVendor(Comp);
 | |
|         Valid = Vendor != UnknownVendor;
 | |
|         break;
 | |
|       case 2:
 | |
|         OS = parseOS(Comp);
 | |
|         IsCygwin = Comp.startswith("cygwin");
 | |
|         IsMinGW32 = Comp.startswith("mingw");
 | |
|         Valid = OS != UnknownOS || IsCygwin || IsMinGW32;
 | |
|         break;
 | |
|       case 3:
 | |
|         Environment = parseEnvironment(Comp);
 | |
|         Valid = Environment != UnknownEnvironment;
 | |
|         if (!Valid) {
 | |
|           ObjectFormat = parseFormat(Comp);
 | |
|           Valid = ObjectFormat != UnknownObjectFormat;
 | |
|         }
 | |
|         break;
 | |
|       }
 | |
|       if (!Valid)
 | |
|         continue; // Nope, try the next component.
 | |
| 
 | |
|       // Move the component to the target position, pushing any non-fixed
 | |
|       // components that are in the way to the right.  This tends to give
 | |
|       // good results in the common cases of a forgotten vendor component
 | |
|       // or a wrongly positioned environment.
 | |
|       if (Pos < Idx) {
 | |
|         // Insert left, pushing the existing components to the right.  For
 | |
|         // example, a-b-i386 -> i386-a-b when moving i386 to the front.
 | |
|         StringRef CurrentComponent(""); // The empty component.
 | |
|         // Replace the component we are moving with an empty component.
 | |
|         std::swap(CurrentComponent, Components[Idx]);
 | |
|         // Insert the component being moved at Pos, displacing any existing
 | |
|         // components to the right.
 | |
|         for (unsigned i = Pos; !CurrentComponent.empty(); ++i) {
 | |
|           // Skip over any fixed components.
 | |
|           while (i < array_lengthof(Found) && Found[i])
 | |
|             ++i;
 | |
|           // Place the component at the new position, getting the component
 | |
|           // that was at this position - it will be moved right.
 | |
|           std::swap(CurrentComponent, Components[i]);
 | |
|         }
 | |
|       } else if (Pos > Idx) {
 | |
|         // Push right by inserting empty components until the component at Idx
 | |
|         // reaches the target position Pos.  For example, pc-a -> -pc-a when
 | |
|         // moving pc to the second position.
 | |
|         do {
 | |
|           // Insert one empty component at Idx.
 | |
|           StringRef CurrentComponent(""); // The empty component.
 | |
|           for (unsigned i = Idx; i < Components.size();) {
 | |
|             // Place the component at the new position, getting the component
 | |
|             // that was at this position - it will be moved right.
 | |
|             std::swap(CurrentComponent, Components[i]);
 | |
|             // If it was placed on top of an empty component then we are done.
 | |
|             if (CurrentComponent.empty())
 | |
|               break;
 | |
|             // Advance to the next component, skipping any fixed components.
 | |
|             while (++i < array_lengthof(Found) && Found[i])
 | |
|               ;
 | |
|           }
 | |
|           // The last component was pushed off the end - append it.
 | |
|           if (!CurrentComponent.empty())
 | |
|             Components.push_back(CurrentComponent);
 | |
| 
 | |
|           // Advance Idx to the component's new position.
 | |
|           while (++Idx < array_lengthof(Found) && Found[Idx])
 | |
|             ;
 | |
|         } while (Idx < Pos); // Add more until the final position is reached.
 | |
|       }
 | |
|       assert(Pos < Components.size() && Components[Pos] == Comp &&
 | |
|              "Component moved wrong!");
 | |
|       Found[Pos] = true;
 | |
|       break;
 | |
|     }
 | |
|   }
 | |
| 
 | |
|   // Special case logic goes here.  At this point Arch, Vendor and OS have the
 | |
|   // correct values for the computed components.
 | |
|   std::string NormalizedEnvironment;
 | |
|   if (Environment == Triple::Android && Components[3].startswith("androideabi")) {
 | |
|     StringRef AndroidVersion = Components[3].drop_front(strlen("androideabi"));
 | |
|     if (AndroidVersion.empty()) {
 | |
|       Components[3] = "android";
 | |
|     } else {
 | |
|       NormalizedEnvironment = Twine("android", AndroidVersion).str();
 | |
|       Components[3] = NormalizedEnvironment;
 | |
|     }
 | |
|   }
 | |
| 
 | |
|   // SUSE uses "gnueabi" to mean "gnueabihf"
 | |
|   if (Vendor == Triple::SUSE && Environment == llvm::Triple::GNUEABI)
 | |
|     Components[3] = "gnueabihf";
 | |
| 
 | |
|   if (OS == Triple::Win32) {
 | |
|     Components.resize(4);
 | |
|     Components[2] = "windows";
 | |
|     if (Environment == UnknownEnvironment) {
 | |
|       if (ObjectFormat == UnknownObjectFormat || ObjectFormat == Triple::COFF)
 | |
|         Components[3] = "msvc";
 | |
|       else
 | |
|         Components[3] = getObjectFormatTypeName(ObjectFormat);
 | |
|     }
 | |
|   } else if (IsMinGW32) {
 | |
|     Components.resize(4);
 | |
|     Components[2] = "windows";
 | |
|     Components[3] = "gnu";
 | |
|   } else if (IsCygwin) {
 | |
|     Components.resize(4);
 | |
|     Components[2] = "windows";
 | |
|     Components[3] = "cygnus";
 | |
|   }
 | |
|   if (IsMinGW32 || IsCygwin ||
 | |
|       (OS == Triple::Win32 && Environment != UnknownEnvironment)) {
 | |
|     if (ObjectFormat != UnknownObjectFormat && ObjectFormat != Triple::COFF) {
 | |
|       Components.resize(5);
 | |
|       Components[4] = getObjectFormatTypeName(ObjectFormat);
 | |
|     }
 | |
|   }
 | |
| 
 | |
|   // Stick the corrected components back together to form the normalized string.
 | |
|   std::string Normalized;
 | |
|   for (unsigned i = 0, e = Components.size(); i != e; ++i) {
 | |
|     if (i) Normalized += '-';
 | |
|     Normalized += Components[i];
 | |
|   }
 | |
|   return Normalized;
 | |
| }
 | |
| 
 | |
| StringRef Triple::getArchName() const {
 | |
|   return StringRef(Data).split('-').first;           // Isolate first component
 | |
| }
 | |
| 
 | |
| StringRef Triple::getVendorName() const {
 | |
|   StringRef Tmp = StringRef(Data).split('-').second; // Strip first component
 | |
|   return Tmp.split('-').first;                       // Isolate second component
 | |
| }
 | |
| 
 | |
| StringRef Triple::getOSName() const {
 | |
|   StringRef Tmp = StringRef(Data).split('-').second; // Strip first component
 | |
|   Tmp = Tmp.split('-').second;                       // Strip second component
 | |
|   return Tmp.split('-').first;                       // Isolate third component
 | |
| }
 | |
| 
 | |
| StringRef Triple::getEnvironmentName() const {
 | |
|   StringRef Tmp = StringRef(Data).split('-').second; // Strip first component
 | |
|   Tmp = Tmp.split('-').second;                       // Strip second component
 | |
|   return Tmp.split('-').second;                      // Strip third component
 | |
| }
 | |
| 
 | |
| StringRef Triple::getOSAndEnvironmentName() const {
 | |
|   StringRef Tmp = StringRef(Data).split('-').second; // Strip first component
 | |
|   return Tmp.split('-').second;                      // Strip second component
 | |
| }
 | |
| 
 | |
| static unsigned EatNumber(StringRef &Str) {
 | |
|   assert(!Str.empty() && Str[0] >= '0' && Str[0] <= '9' && "Not a number");
 | |
|   unsigned Result = 0;
 | |
| 
 | |
|   do {
 | |
|     // Consume the leading digit.
 | |
|     Result = Result*10 + (Str[0] - '0');
 | |
| 
 | |
|     // Eat the digit.
 | |
|     Str = Str.substr(1);
 | |
|   } while (!Str.empty() && Str[0] >= '0' && Str[0] <= '9');
 | |
| 
 | |
|   return Result;
 | |
| }
 | |
| 
 | |
| static void parseVersionFromName(StringRef Name, unsigned &Major,
 | |
|                                  unsigned &Minor, unsigned &Micro) {
 | |
|   // Any unset version defaults to 0.
 | |
|   Major = Minor = Micro = 0;
 | |
| 
 | |
|   // Parse up to three components.
 | |
|   unsigned *Components[3] = {&Major, &Minor, &Micro};
 | |
|   for (unsigned i = 0; i != 3; ++i) {
 | |
|     if (Name.empty() || Name[0] < '0' || Name[0] > '9')
 | |
|       break;
 | |
| 
 | |
|     // Consume the leading number.
 | |
|     *Components[i] = EatNumber(Name);
 | |
| 
 | |
|     // Consume the separator, if present.
 | |
|     if (Name.startswith("."))
 | |
|       Name = Name.substr(1);
 | |
|   }
 | |
| }
 | |
| 
 | |
| void Triple::getEnvironmentVersion(unsigned &Major, unsigned &Minor,
 | |
|                                    unsigned &Micro) const {
 | |
|   StringRef EnvironmentName = getEnvironmentName();
 | |
|   StringRef EnvironmentTypeName = getEnvironmentTypeName(getEnvironment());
 | |
|   if (EnvironmentName.startswith(EnvironmentTypeName))
 | |
|     EnvironmentName = EnvironmentName.substr(EnvironmentTypeName.size());
 | |
| 
 | |
|   parseVersionFromName(EnvironmentName, Major, Minor, Micro);
 | |
| }
 | |
| 
 | |
| void Triple::getOSVersion(unsigned &Major, unsigned &Minor,
 | |
|                           unsigned &Micro) const {
 | |
|   StringRef OSName = getOSName();
 | |
|   // Assume that the OS portion of the triple starts with the canonical name.
 | |
|   StringRef OSTypeName = getOSTypeName(getOS());
 | |
|   if (OSName.startswith(OSTypeName))
 | |
|     OSName = OSName.substr(OSTypeName.size());
 | |
|   else if (getOS() == MacOSX)
 | |
|     OSName.consume_front("macos");
 | |
| 
 | |
|   parseVersionFromName(OSName, Major, Minor, Micro);
 | |
| }
 | |
| 
 | |
| bool Triple::getMacOSXVersion(unsigned &Major, unsigned &Minor,
 | |
|                               unsigned &Micro) const {
 | |
|   getOSVersion(Major, Minor, Micro);
 | |
| 
 | |
|   switch (getOS()) {
 | |
|   default: llvm_unreachable("unexpected OS for Darwin triple");
 | |
|   case Darwin:
 | |
|     // Default to darwin8, i.e., MacOSX 10.4.
 | |
|     if (Major == 0)
 | |
|       Major = 8;
 | |
|     // Darwin version numbers are skewed from OS X versions.
 | |
|     if (Major < 4)
 | |
|       return false;
 | |
|     Micro = 0;
 | |
|     Minor = Major - 4;
 | |
|     Major = 10;
 | |
|     break;
 | |
|   case MacOSX:
 | |
|     // Default to 10.4.
 | |
|     if (Major == 0) {
 | |
|       Major = 10;
 | |
|       Minor = 4;
 | |
|     }
 | |
|     if (Major != 10)
 | |
|       return false;
 | |
|     break;
 | |
|   case IOS:
 | |
|   case TvOS:
 | |
|   case WatchOS:
 | |
|     // Ignore the version from the triple.  This is only handled because the
 | |
|     // the clang driver combines OS X and IOS support into a common Darwin
 | |
|     // toolchain that wants to know the OS X version number even when targeting
 | |
|     // IOS.
 | |
|     Major = 10;
 | |
|     Minor = 4;
 | |
|     Micro = 0;
 | |
|     break;
 | |
|   }
 | |
|   return true;
 | |
| }
 | |
| 
 | |
| void Triple::getiOSVersion(unsigned &Major, unsigned &Minor,
 | |
|                            unsigned &Micro) const {
 | |
|   switch (getOS()) {
 | |
|   default: llvm_unreachable("unexpected OS for Darwin triple");
 | |
|   case Darwin:
 | |
|   case MacOSX:
 | |
|     // Ignore the version from the triple.  This is only handled because the
 | |
|     // the clang driver combines OS X and IOS support into a common Darwin
 | |
|     // toolchain that wants to know the iOS version number even when targeting
 | |
|     // OS X.
 | |
|     Major = 5;
 | |
|     Minor = 0;
 | |
|     Micro = 0;
 | |
|     break;
 | |
|   case IOS:
 | |
|   case TvOS:
 | |
|     getOSVersion(Major, Minor, Micro);
 | |
|     // Default to 5.0 (or 7.0 for arm64).
 | |
|     if (Major == 0)
 | |
|       Major = (getArch() == aarch64) ? 7 : 5;
 | |
|     break;
 | |
|   case WatchOS:
 | |
|     llvm_unreachable("conflicting triple info");
 | |
|   }
 | |
| }
 | |
| 
 | |
| void Triple::getWatchOSVersion(unsigned &Major, unsigned &Minor,
 | |
|                                unsigned &Micro) const {
 | |
|   switch (getOS()) {
 | |
|   default: llvm_unreachable("unexpected OS for Darwin triple");
 | |
|   case Darwin:
 | |
|   case MacOSX:
 | |
|     // Ignore the version from the triple.  This is only handled because the
 | |
|     // the clang driver combines OS X and IOS support into a common Darwin
 | |
|     // toolchain that wants to know the iOS version number even when targeting
 | |
|     // OS X.
 | |
|     Major = 2;
 | |
|     Minor = 0;
 | |
|     Micro = 0;
 | |
|     break;
 | |
|   case WatchOS:
 | |
|     getOSVersion(Major, Minor, Micro);
 | |
|     if (Major == 0)
 | |
|       Major = 2;
 | |
|     break;
 | |
|   case IOS:
 | |
|     llvm_unreachable("conflicting triple info");
 | |
|   }
 | |
| }
 | |
| 
 | |
| void Triple::setTriple(const Twine &Str) {
 | |
|   *this = Triple(Str);
 | |
| }
 | |
| 
 | |
| void Triple::setArch(ArchType Kind) {
 | |
|   setArchName(getArchTypeName(Kind));
 | |
| }
 | |
| 
 | |
| void Triple::setVendor(VendorType Kind) {
 | |
|   setVendorName(getVendorTypeName(Kind));
 | |
| }
 | |
| 
 | |
| void Triple::setOS(OSType Kind) {
 | |
|   setOSName(getOSTypeName(Kind));
 | |
| }
 | |
| 
 | |
| void Triple::setEnvironment(EnvironmentType Kind) {
 | |
|   if (ObjectFormat == getDefaultFormat(*this))
 | |
|     return setEnvironmentName(getEnvironmentTypeName(Kind));
 | |
| 
 | |
|   setEnvironmentName((getEnvironmentTypeName(Kind) + Twine("-") +
 | |
|                       getObjectFormatTypeName(ObjectFormat)).str());
 | |
| }
 | |
| 
 | |
| void Triple::setObjectFormat(ObjectFormatType Kind) {
 | |
|   if (Environment == UnknownEnvironment)
 | |
|     return setEnvironmentName(getObjectFormatTypeName(Kind));
 | |
| 
 | |
|   setEnvironmentName((getEnvironmentTypeName(Environment) + Twine("-") +
 | |
|                       getObjectFormatTypeName(Kind)).str());
 | |
| }
 | |
| 
 | |
| void Triple::setArchName(StringRef Str) {
 | |
|   // Work around a miscompilation bug for Twines in gcc 4.0.3.
 | |
|   SmallString<64> Triple;
 | |
|   Triple += Str;
 | |
|   Triple += "-";
 | |
|   Triple += getVendorName();
 | |
|   Triple += "-";
 | |
|   Triple += getOSAndEnvironmentName();
 | |
|   setTriple(Triple);
 | |
| }
 | |
| 
 | |
| void Triple::setVendorName(StringRef Str) {
 | |
|   setTriple(getArchName() + "-" + Str + "-" + getOSAndEnvironmentName());
 | |
| }
 | |
| 
 | |
| void Triple::setOSName(StringRef Str) {
 | |
|   if (hasEnvironment())
 | |
|     setTriple(getArchName() + "-" + getVendorName() + "-" + Str +
 | |
|               "-" + getEnvironmentName());
 | |
|   else
 | |
|     setTriple(getArchName() + "-" + getVendorName() + "-" + Str);
 | |
| }
 | |
| 
 | |
| void Triple::setEnvironmentName(StringRef Str) {
 | |
|   setTriple(getArchName() + "-" + getVendorName() + "-" + getOSName() +
 | |
|             "-" + Str);
 | |
| }
 | |
| 
 | |
| void Triple::setOSAndEnvironmentName(StringRef Str) {
 | |
|   setTriple(getArchName() + "-" + getVendorName() + "-" + Str);
 | |
| }
 | |
| 
 | |
| static unsigned getArchPointerBitWidth(llvm::Triple::ArchType Arch) {
 | |
|   switch (Arch) {
 | |
|   case llvm::Triple::UnknownArch:
 | |
|     return 0;
 | |
| 
 | |
|   case llvm::Triple::avr:
 | |
|   case llvm::Triple::msp430:
 | |
|     return 16;
 | |
| 
 | |
|   case llvm::Triple::arm:
 | |
|   case llvm::Triple::armeb:
 | |
|   case llvm::Triple::hexagon:
 | |
|   case llvm::Triple::le32:
 | |
|   case llvm::Triple::mips:
 | |
|   case llvm::Triple::mipsel:
 | |
|   case llvm::Triple::nios2:
 | |
|   case llvm::Triple::nvptx:
 | |
|   case llvm::Triple::ppc:
 | |
|   case llvm::Triple::r600:
 | |
|   case llvm::Triple::riscv32:
 | |
|   case llvm::Triple::sparc:
 | |
|   case llvm::Triple::sparcel:
 | |
|   case llvm::Triple::tce:
 | |
|   case llvm::Triple::tcele:
 | |
|   case llvm::Triple::thumb:
 | |
|   case llvm::Triple::thumbeb:
 | |
|   case llvm::Triple::x86:
 | |
|   case llvm::Triple::xcore:
 | |
|   case llvm::Triple::amdil:
 | |
|   case llvm::Triple::hsail:
 | |
|   case llvm::Triple::spir:
 | |
|   case llvm::Triple::kalimba:
 | |
|   case llvm::Triple::lanai:
 | |
|   case llvm::Triple::shave:
 | |
|   case llvm::Triple::wasm32:
 | |
|   case llvm::Triple::renderscript32:
 | |
|     return 32;
 | |
| 
 | |
|   case llvm::Triple::aarch64:
 | |
|   case llvm::Triple::aarch64_be:
 | |
|   case llvm::Triple::amdgcn:
 | |
|   case llvm::Triple::bpfel:
 | |
|   case llvm::Triple::bpfeb:
 | |
|   case llvm::Triple::le64:
 | |
|   case llvm::Triple::mips64:
 | |
|   case llvm::Triple::mips64el:
 | |
|   case llvm::Triple::nvptx64:
 | |
|   case llvm::Triple::ppc64:
 | |
|   case llvm::Triple::ppc64le:
 | |
|   case llvm::Triple::riscv64:
 | |
|   case llvm::Triple::sparcv9:
 | |
|   case llvm::Triple::systemz:
 | |
|   case llvm::Triple::x86_64:
 | |
|   case llvm::Triple::amdil64:
 | |
|   case llvm::Triple::hsail64:
 | |
|   case llvm::Triple::spir64:
 | |
|   case llvm::Triple::wasm64:
 | |
|   case llvm::Triple::renderscript64:
 | |
|     return 64;
 | |
|   }
 | |
|   llvm_unreachable("Invalid architecture value");
 | |
| }
 | |
| 
 | |
| bool Triple::isArch64Bit() const {
 | |
|   return getArchPointerBitWidth(getArch()) == 64;
 | |
| }
 | |
| 
 | |
| bool Triple::isArch32Bit() const {
 | |
|   return getArchPointerBitWidth(getArch()) == 32;
 | |
| }
 | |
| 
 | |
| bool Triple::isArch16Bit() const {
 | |
|   return getArchPointerBitWidth(getArch()) == 16;
 | |
| }
 | |
| 
 | |
| Triple Triple::get32BitArchVariant() const {
 | |
|   Triple T(*this);
 | |
|   switch (getArch()) {
 | |
|   case Triple::UnknownArch:
 | |
|   case Triple::amdgcn:
 | |
|   case Triple::avr:
 | |
|   case Triple::bpfel:
 | |
|   case Triple::bpfeb:
 | |
|   case Triple::msp430:
 | |
|   case Triple::systemz:
 | |
|   case Triple::ppc64le:
 | |
|     T.setArch(UnknownArch);
 | |
|     break;
 | |
| 
 | |
|   case Triple::amdil:
 | |
|   case Triple::hsail:
 | |
|   case Triple::spir:
 | |
|   case Triple::arm:
 | |
|   case Triple::armeb:
 | |
|   case Triple::hexagon:
 | |
|   case Triple::kalimba:
 | |
|   case Triple::le32:
 | |
|   case Triple::mips:
 | |
|   case Triple::mipsel:
 | |
|   case Triple::nios2:
 | |
|   case Triple::nvptx:
 | |
|   case Triple::ppc:
 | |
|   case Triple::r600:
 | |
|   case Triple::riscv32:
 | |
|   case Triple::sparc:
 | |
|   case Triple::sparcel:
 | |
|   case Triple::tce:
 | |
|   case Triple::tcele:
 | |
|   case Triple::thumb:
 | |
|   case Triple::thumbeb:
 | |
|   case Triple::x86:
 | |
|   case Triple::xcore:
 | |
|   case Triple::lanai:
 | |
|   case Triple::shave:
 | |
|   case Triple::wasm32:
 | |
|   case Triple::renderscript32:
 | |
|     // Already 32-bit.
 | |
|     break;
 | |
| 
 | |
|   case Triple::aarch64:        T.setArch(Triple::arm);     break;
 | |
|   case Triple::aarch64_be:     T.setArch(Triple::armeb);   break;
 | |
|   case Triple::le64:           T.setArch(Triple::le32);    break;
 | |
|   case Triple::mips64:         T.setArch(Triple::mips);    break;
 | |
|   case Triple::mips64el:       T.setArch(Triple::mipsel);  break;
 | |
|   case Triple::nvptx64:        T.setArch(Triple::nvptx);   break;
 | |
|   case Triple::ppc64:          T.setArch(Triple::ppc);     break;
 | |
|   case Triple::sparcv9:        T.setArch(Triple::sparc);   break;
 | |
|   case Triple::riscv64:        T.setArch(Triple::riscv32); break;
 | |
|   case Triple::x86_64:         T.setArch(Triple::x86);     break;
 | |
|   case Triple::amdil64:        T.setArch(Triple::amdil);   break;
 | |
|   case Triple::hsail64:        T.setArch(Triple::hsail);   break;
 | |
|   case Triple::spir64:         T.setArch(Triple::spir);    break;
 | |
|   case Triple::wasm64:         T.setArch(Triple::wasm32);  break;
 | |
|   case Triple::renderscript64: T.setArch(Triple::renderscript32); break;
 | |
|   }
 | |
|   return T;
 | |
| }
 | |
| 
 | |
| Triple Triple::get64BitArchVariant() const {
 | |
|   Triple T(*this);
 | |
|   switch (getArch()) {
 | |
|   case Triple::UnknownArch:
 | |
|   case Triple::avr:
 | |
|   case Triple::hexagon:
 | |
|   case Triple::kalimba:
 | |
|   case Triple::lanai:
 | |
|   case Triple::msp430:
 | |
|   case Triple::nios2:
 | |
|   case Triple::r600:
 | |
|   case Triple::tce:
 | |
|   case Triple::tcele:
 | |
|   case Triple::xcore:
 | |
|   case Triple::sparcel:
 | |
|   case Triple::shave:
 | |
|     T.setArch(UnknownArch);
 | |
|     break;
 | |
| 
 | |
|   case Triple::aarch64:
 | |
|   case Triple::aarch64_be:
 | |
|   case Triple::bpfel:
 | |
|   case Triple::bpfeb:
 | |
|   case Triple::le64:
 | |
|   case Triple::amdil64:
 | |
|   case Triple::amdgcn:
 | |
|   case Triple::hsail64:
 | |
|   case Triple::spir64:
 | |
|   case Triple::mips64:
 | |
|   case Triple::mips64el:
 | |
|   case Triple::nvptx64:
 | |
|   case Triple::ppc64:
 | |
|   case Triple::ppc64le:
 | |
|   case Triple::riscv64:
 | |
|   case Triple::sparcv9:
 | |
|   case Triple::systemz:
 | |
|   case Triple::x86_64:
 | |
|   case Triple::wasm64:
 | |
|   case Triple::renderscript64:
 | |
|     // Already 64-bit.
 | |
|     break;
 | |
| 
 | |
|   case Triple::arm:             T.setArch(Triple::aarch64);    break;
 | |
|   case Triple::armeb:           T.setArch(Triple::aarch64_be); break;
 | |
|   case Triple::le32:            T.setArch(Triple::le64);       break;
 | |
|   case Triple::mips:            T.setArch(Triple::mips64);     break;
 | |
|   case Triple::mipsel:          T.setArch(Triple::mips64el);   break;
 | |
|   case Triple::nvptx:           T.setArch(Triple::nvptx64);    break;
 | |
|   case Triple::ppc:             T.setArch(Triple::ppc64);      break;
 | |
|   case Triple::sparc:           T.setArch(Triple::sparcv9);    break;
 | |
|   case Triple::riscv32:         T.setArch(Triple::riscv64);    break;
 | |
|   case Triple::x86:             T.setArch(Triple::x86_64);     break;
 | |
|   case Triple::amdil:           T.setArch(Triple::amdil64);    break;
 | |
|   case Triple::hsail:           T.setArch(Triple::hsail64);    break;
 | |
|   case Triple::spir:            T.setArch(Triple::spir64);     break;
 | |
|   case Triple::thumb:           T.setArch(Triple::aarch64);    break;
 | |
|   case Triple::thumbeb:         T.setArch(Triple::aarch64_be); break;
 | |
|   case Triple::wasm32:          T.setArch(Triple::wasm64);     break;
 | |
|   case Triple::renderscript32:  T.setArch(Triple::renderscript64);     break;
 | |
|   }
 | |
|   return T;
 | |
| }
 | |
| 
 | |
| Triple Triple::getBigEndianArchVariant() const {
 | |
|   Triple T(*this);
 | |
|   // Already big endian.
 | |
|   if (!isLittleEndian())
 | |
|     return T;
 | |
|   switch (getArch()) {
 | |
|   case Triple::UnknownArch:
 | |
|   case Triple::amdgcn:
 | |
|   case Triple::amdil64:
 | |
|   case Triple::amdil:
 | |
|   case Triple::avr:
 | |
|   case Triple::hexagon:
 | |
|   case Triple::hsail64:
 | |
|   case Triple::hsail:
 | |
|   case Triple::kalimba:
 | |
|   case Triple::le32:
 | |
|   case Triple::le64:
 | |
|   case Triple::msp430:
 | |
|   case Triple::nios2:
 | |
|   case Triple::nvptx64:
 | |
|   case Triple::nvptx:
 | |
|   case Triple::r600:
 | |
|   case Triple::riscv32:
 | |
|   case Triple::riscv64:
 | |
|   case Triple::shave:
 | |
|   case Triple::spir64:
 | |
|   case Triple::spir:
 | |
|   case Triple::wasm32:
 | |
|   case Triple::wasm64:
 | |
|   case Triple::x86:
 | |
|   case Triple::x86_64:
 | |
|   case Triple::xcore:
 | |
|   case Triple::renderscript32:
 | |
|   case Triple::renderscript64:
 | |
| 
 | |
|   // ARM is intentionally unsupported here, changing the architecture would
 | |
|   // drop any arch suffixes.
 | |
|   case Triple::arm:
 | |
|   case Triple::thumb:
 | |
|     T.setArch(UnknownArch);
 | |
|     break;
 | |
| 
 | |
|   case Triple::tcele:   T.setArch(Triple::tce);        break;
 | |
|   case Triple::aarch64: T.setArch(Triple::aarch64_be); break;
 | |
|   case Triple::bpfel:   T.setArch(Triple::bpfeb);      break;
 | |
|   case Triple::mips64el:T.setArch(Triple::mips64);     break;
 | |
|   case Triple::mipsel:  T.setArch(Triple::mips);       break;
 | |
|   case Triple::ppc64le: T.setArch(Triple::ppc64);      break;
 | |
|   case Triple::sparcel: T.setArch(Triple::sparc);      break;
 | |
|   default:
 | |
|     llvm_unreachable("getBigEndianArchVariant: unknown triple.");
 | |
|   }
 | |
|   return T;
 | |
| }
 | |
| 
 | |
| Triple Triple::getLittleEndianArchVariant() const {
 | |
|   Triple T(*this);
 | |
|   if (isLittleEndian())
 | |
|     return T;
 | |
| 
 | |
|   switch (getArch()) {
 | |
|   case Triple::UnknownArch:
 | |
|   case Triple::lanai:
 | |
|   case Triple::ppc:
 | |
|   case Triple::sparcv9:
 | |
|   case Triple::systemz:
 | |
| 
 | |
|   // ARM is intentionally unsupported here, changing the architecture would
 | |
|   // drop any arch suffixes.
 | |
|   case Triple::armeb:
 | |
|   case Triple::thumbeb:
 | |
|     T.setArch(UnknownArch);
 | |
|     break;
 | |
| 
 | |
|   case Triple::tce:        T.setArch(Triple::tcele);    break;
 | |
|   case Triple::aarch64_be: T.setArch(Triple::aarch64);  break;
 | |
|   case Triple::bpfeb:      T.setArch(Triple::bpfel);    break;
 | |
|   case Triple::mips64:     T.setArch(Triple::mips64el); break;
 | |
|   case Triple::mips:       T.setArch(Triple::mipsel);   break;
 | |
|   case Triple::ppc64:      T.setArch(Triple::ppc64le);  break;
 | |
|   case Triple::sparc:      T.setArch(Triple::sparcel);  break;
 | |
|   default:
 | |
|     llvm_unreachable("getLittleEndianArchVariant: unknown triple.");
 | |
|   }
 | |
|   return T;
 | |
| }
 | |
| 
 | |
| bool Triple::isLittleEndian() const {
 | |
|   switch (getArch()) {
 | |
|   case Triple::aarch64:
 | |
|   case Triple::amdgcn:
 | |
|   case Triple::amdil64:
 | |
|   case Triple::amdil:
 | |
|   case Triple::arm:
 | |
|   case Triple::avr:
 | |
|   case Triple::bpfel:
 | |
|   case Triple::hexagon:
 | |
|   case Triple::hsail64:
 | |
|   case Triple::hsail:
 | |
|   case Triple::kalimba:
 | |
|   case Triple::le32:
 | |
|   case Triple::le64:
 | |
|   case Triple::mips64el:
 | |
|   case Triple::mipsel:
 | |
|   case Triple::msp430:
 | |
|   case Triple::nios2:
 | |
|   case Triple::nvptx64:
 | |
|   case Triple::nvptx:
 | |
|   case Triple::ppc64le:
 | |
|   case Triple::r600:
 | |
|   case Triple::riscv32:
 | |
|   case Triple::riscv64:
 | |
|   case Triple::shave:
 | |
|   case Triple::sparcel:
 | |
|   case Triple::spir64:
 | |
|   case Triple::spir:
 | |
|   case Triple::thumb:
 | |
|   case Triple::wasm32:
 | |
|   case Triple::wasm64:
 | |
|   case Triple::x86:
 | |
|   case Triple::x86_64:
 | |
|   case Triple::xcore:
 | |
|   case Triple::tcele:
 | |
|   case Triple::renderscript32:
 | |
|   case Triple::renderscript64:
 | |
|     return true;
 | |
|   default:
 | |
|     return false;
 | |
|   }
 | |
| }
 | |
| 
 | |
| bool Triple::isCompatibleWith(const Triple &Other) const {
 | |
|   // ARM and Thumb triples are compatible, if subarch, vendor and OS match.
 | |
|   if ((getArch() == Triple::thumb && Other.getArch() == Triple::arm) ||
 | |
|       (getArch() == Triple::arm && Other.getArch() == Triple::thumb) ||
 | |
|       (getArch() == Triple::thumbeb && Other.getArch() == Triple::armeb) ||
 | |
|       (getArch() == Triple::armeb && Other.getArch() == Triple::thumbeb)) {
 | |
|     if (getVendor() == Triple::Apple)
 | |
|       return getSubArch() == Other.getSubArch() &&
 | |
|              getVendor() == Other.getVendor() && getOS() == Other.getOS();
 | |
|     else
 | |
|       return getSubArch() == Other.getSubArch() &&
 | |
|              getVendor() == Other.getVendor() && getOS() == Other.getOS() &&
 | |
|              getEnvironment() == Other.getEnvironment() &&
 | |
|              getObjectFormat() == Other.getObjectFormat();
 | |
|   }
 | |
| 
 | |
|   // If vendor is apple, ignore the version number.
 | |
|   if (getVendor() == Triple::Apple)
 | |
|     return getArch() == Other.getArch() && getSubArch() == Other.getSubArch() &&
 | |
|            getVendor() == Other.getVendor() && getOS() == Other.getOS();
 | |
| 
 | |
|   return *this == Other;
 | |
| }
 | |
| 
 | |
| std::string Triple::merge(const Triple &Other) const {
 | |
|   // If vendor is apple, pick the triple with the larger version number.
 | |
|   if (getVendor() == Triple::Apple)
 | |
|     if (Other.isOSVersionLT(*this))
 | |
|       return str();
 | |
| 
 | |
|   return Other.str();
 | |
| }
 | |
| 
 | |
| StringRef Triple::getARMCPUForArch(StringRef MArch) const {
 | |
|   if (MArch.empty())
 | |
|     MArch = getArchName();
 | |
|   MArch = ARM::getCanonicalArchName(MArch);
 | |
| 
 | |
|   // Some defaults are forced.
 | |
|   switch (getOS()) {
 | |
|   case llvm::Triple::FreeBSD:
 | |
|   case llvm::Triple::NetBSD:
 | |
|     if (!MArch.empty() && MArch == "v6")
 | |
|       return "arm1176jzf-s";
 | |
|     break;
 | |
|   case llvm::Triple::Win32:
 | |
|     // FIXME: this is invalid for WindowsCE
 | |
|     return "cortex-a9";
 | |
|   case llvm::Triple::MacOSX:
 | |
|   case llvm::Triple::IOS:
 | |
|   case llvm::Triple::WatchOS:
 | |
|   case llvm::Triple::TvOS:
 | |
|     if (MArch == "v7k")
 | |
|       return "cortex-a7";
 | |
|     break;
 | |
|   default:
 | |
|     break;
 | |
|   }
 | |
| 
 | |
|   if (MArch.empty())
 | |
|     return StringRef();
 | |
| 
 | |
|   StringRef CPU = ARM::getDefaultCPU(MArch);
 | |
|   if (!CPU.empty() && !CPU.equals("invalid"))
 | |
|     return CPU;
 | |
| 
 | |
|   // If no specific architecture version is requested, return the minimum CPU
 | |
|   // required by the OS and environment.
 | |
|   switch (getOS()) {
 | |
|   case llvm::Triple::NetBSD:
 | |
|     switch (getEnvironment()) {
 | |
|     case llvm::Triple::GNUEABIHF:
 | |
|     case llvm::Triple::GNUEABI:
 | |
|     case llvm::Triple::EABIHF:
 | |
|     case llvm::Triple::EABI:
 | |
|       return "arm926ej-s";
 | |
|     default:
 | |
|       return "strongarm";
 | |
|     }
 | |
|   case llvm::Triple::NaCl:
 | |
|   case llvm::Triple::OpenBSD:
 | |
|     return "cortex-a8";
 | |
|   default:
 | |
|     switch (getEnvironment()) {
 | |
|     case llvm::Triple::EABIHF:
 | |
|     case llvm::Triple::GNUEABIHF:
 | |
|     case llvm::Triple::MuslEABIHF:
 | |
|       return "arm1176jzf-s";
 | |
|     default:
 | |
|       return "arm7tdmi";
 | |
|     }
 | |
|   }
 | |
| 
 | |
|   llvm_unreachable("invalid arch name");
 | |
| }
 |