forked from OSchip/llvm-project
1528 lines
46 KiB
C++
1528 lines
46 KiB
C++
//===--- Triple.cpp - Target triple helper class --------------------------===//
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//
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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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//===----------------------------------------------------------------------===//
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#include "llvm/ADT/Triple.h"
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#include "llvm/ADT/STLExtras.h"
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#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/TargetParser.h"
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#include "llvm/Support/Host.h"
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#include <cstring>
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using namespace llvm;
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StringRef Triple::getArchTypeName(ArchType Kind) {
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switch (Kind) {
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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 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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llvm_unreachable("Invalid ArchType!");
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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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case aarch64:
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case aarch64_be: return "aarch64";
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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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case avr: return "avr";
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case ppc64:
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case ppc64le:
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case ppc: return "ppc";
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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 hexagon: return "hexagon";
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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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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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case x86:
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case x86_64: return "x86";
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case xcore: return "xcore";
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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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case le32: return "le32";
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case le64: return "le64";
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case amdil:
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case amdil64: return "amdil";
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case hsail:
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case hsail64: return "hsail";
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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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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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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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}
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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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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 Bitrig: return "bitrig";
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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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}
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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";
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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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llvm_unreachable("Invalid EnvironmentType!");
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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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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("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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}
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static Triple::ArchType parseARMArch(StringRef ArchName) {
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unsigned ISA = ARM::parseArchISA(ArchName);
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unsigned ENDIAN = ARM::parseArchEndian(ArchName);
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Triple::ArchType arch = Triple::UnknownArch;
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switch (ENDIAN) {
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case ARM::EK_LITTLE: {
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switch (ISA) {
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case ARM::IK_ARM:
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arch = Triple::arm;
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break;
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case ARM::IK_THUMB:
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arch = Triple::thumb;
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break;
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case ARM::IK_AARCH64:
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arch = Triple::aarch64;
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break;
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}
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break;
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}
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case ARM::EK_BIG: {
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switch (ISA) {
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case ARM::IK_ARM:
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arch = Triple::armeb;
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break;
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case ARM::IK_THUMB:
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arch = Triple::thumbeb;
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break;
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case ARM::IK_AARCH64:
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arch = Triple::aarch64_be;
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break;
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}
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break;
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}
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}
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ArchName = ARM::getCanonicalArchName(ArchName);
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if (ArchName.empty())
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return Triple::UnknownArch;
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// Thumb only exists in v4+
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if (ISA == ARM::IK_THUMB &&
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(ArchName.startswith("v2") || ArchName.startswith("v3")))
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return Triple::UnknownArch;
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// Thumb only for v6m
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unsigned Profile = ARM::parseArchProfile(ArchName);
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unsigned Version = ARM::parseArchVersion(ArchName);
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if (Profile == ARM::PK_M && Version == 6) {
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if (ENDIAN == ARM::EK_BIG)
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return Triple::thumbeb;
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else
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return Triple::thumb;
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}
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return arch;
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}
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static Triple::ArchType parseArch(StringRef ArchName) {
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auto AT = StringSwitch<Triple::ArchType>(ArchName)
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.Cases("i386", "i486", "i586", "i686", Triple::x86)
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// FIXME: Do we need to support these?
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.Cases("i786", "i886", "i986", Triple::x86)
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.Cases("amd64", "x86_64", "x86_64h", Triple::x86_64)
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.Cases("powerpc", "ppc32", Triple::ppc)
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.Cases("powerpc64", "ppu", "ppc64", Triple::ppc64)
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.Cases("powerpc64le", "ppc64le", Triple::ppc64le)
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.Case("xscale", Triple::arm)
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.Case("xscaleeb", Triple::armeb)
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.Case("aarch64", Triple::aarch64)
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.Case("aarch64_be", Triple::aarch64_be)
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.Case("arm64", Triple::aarch64)
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.Case("arm", Triple::arm)
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.Case("armeb", Triple::armeb)
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.Case("thumb", Triple::thumb)
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.Case("thumbeb", Triple::thumbeb)
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.Case("avr", Triple::avr)
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.Case("msp430", Triple::msp430)
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.Cases("mips", "mipseb", "mipsallegrex", Triple::mips)
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.Cases("mipsel", "mipsallegrexel", Triple::mipsel)
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.Cases("mips64", "mips64eb", Triple::mips64)
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.Case("mips64el", Triple::mips64el)
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.Case("r600", Triple::r600)
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.Case("amdgcn", Triple::amdgcn)
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.Case("riscv32", Triple::riscv32)
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.Case("riscv64", Triple::riscv64)
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.Case("hexagon", Triple::hexagon)
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.Cases("s390x", "systemz", Triple::systemz)
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.Case("sparc", Triple::sparc)
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.Case("sparcel", Triple::sparcel)
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.Cases("sparcv9", "sparc64", Triple::sparcv9)
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.Case("tce", Triple::tce)
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.Case("tcele", Triple::tcele)
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.Case("xcore", Triple::xcore)
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.Case("nvptx", Triple::nvptx)
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.Case("nvptx64", Triple::nvptx64)
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.Case("le32", Triple::le32)
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.Case("le64", Triple::le64)
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.Case("amdil", Triple::amdil)
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.Case("amdil64", Triple::amdil64)
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.Case("hsail", Triple::hsail)
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.Case("hsail64", Triple::hsail64)
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.Case("spir", Triple::spir)
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.Case("spir64", Triple::spir64)
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.StartsWith("kalimba", Triple::kalimba)
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.Case("lanai", Triple::lanai)
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.Case("shave", Triple::shave)
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.Case("wasm32", Triple::wasm32)
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.Case("wasm64", Triple::wasm64)
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.Case("renderscript32", Triple::renderscript32)
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.Case("renderscript64", Triple::renderscript64)
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.Default(Triple::UnknownArch);
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// Some architectures require special parsing logic just to compute the
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// ArchType result.
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if (AT == Triple::UnknownArch) {
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if (ArchName.startswith("arm") || ArchName.startswith("thumb") ||
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ArchName.startswith("aarch64"))
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return parseARMArch(ArchName);
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if (ArchName.startswith("bpf"))
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return parseBPFArch(ArchName);
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}
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return AT;
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}
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static Triple::VendorType parseVendor(StringRef VendorName) {
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return StringSwitch<Triple::VendorType>(VendorName)
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.Case("apple", Triple::Apple)
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.Case("pc", Triple::PC)
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.Case("scei", Triple::SCEI)
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.Case("bgp", Triple::BGP)
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.Case("bgq", Triple::BGQ)
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.Case("fsl", Triple::Freescale)
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.Case("ibm", Triple::IBM)
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.Case("img", Triple::ImaginationTechnologies)
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.Case("mti", Triple::MipsTechnologies)
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.Case("nvidia", Triple::NVIDIA)
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.Case("csr", Triple::CSR)
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.Case("myriad", Triple::Myriad)
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.Case("amd", Triple::AMD)
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.Case("mesa", Triple::Mesa)
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.Default(Triple::UnknownVendor);
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}
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static Triple::OSType parseOS(StringRef OSName) {
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return StringSwitch<Triple::OSType>(OSName)
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.StartsWith("cloudabi", Triple::CloudABI)
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.StartsWith("darwin", Triple::Darwin)
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.StartsWith("dragonfly", Triple::DragonFly)
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.StartsWith("freebsd", Triple::FreeBSD)
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.StartsWith("fuchsia", Triple::Fuchsia)
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.StartsWith("ios", Triple::IOS)
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.StartsWith("kfreebsd", Triple::KFreeBSD)
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.StartsWith("linux", Triple::Linux)
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.StartsWith("lv2", Triple::Lv2)
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.StartsWith("macosx", Triple::MacOSX)
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.StartsWith("netbsd", Triple::NetBSD)
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.StartsWith("openbsd", Triple::OpenBSD)
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.StartsWith("solaris", Triple::Solaris)
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.StartsWith("win32", Triple::Win32)
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.StartsWith("windows", Triple::Win32)
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.StartsWith("haiku", Triple::Haiku)
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.StartsWith("minix", Triple::Minix)
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.StartsWith("rtems", Triple::RTEMS)
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.StartsWith("nacl", Triple::NaCl)
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.StartsWith("cnk", Triple::CNK)
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.StartsWith("bitrig", Triple::Bitrig)
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.StartsWith("aix", Triple::AIX)
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.StartsWith("cuda", Triple::CUDA)
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.StartsWith("nvcl", Triple::NVCL)
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.StartsWith("amdhsa", Triple::AMDHSA)
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.StartsWith("ps4", Triple::PS4)
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.StartsWith("elfiamcu", Triple::ELFIAMCU)
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.StartsWith("tvos", Triple::TvOS)
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.StartsWith("watchos", Triple::WatchOS)
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.StartsWith("mesa3d", Triple::Mesa3D)
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.StartsWith("contiki", Triple::Contiki)
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.Default(Triple::UnknownOS);
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}
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|
|
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)
|
|
.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::AK_ARMV4:
|
|
return Triple::NoSubArch;
|
|
case ARM::AK_ARMV4T:
|
|
return Triple::ARMSubArch_v4t;
|
|
case ARM::AK_ARMV5T:
|
|
return Triple::ARMSubArch_v5;
|
|
case ARM::AK_ARMV5TE:
|
|
case ARM::AK_IWMMXT:
|
|
case ARM::AK_IWMMXT2:
|
|
case ARM::AK_XSCALE:
|
|
case ARM::AK_ARMV5TEJ:
|
|
return Triple::ARMSubArch_v5te;
|
|
case ARM::AK_ARMV6:
|
|
return Triple::ARMSubArch_v6;
|
|
case ARM::AK_ARMV6K:
|
|
case ARM::AK_ARMV6KZ:
|
|
return Triple::ARMSubArch_v6k;
|
|
case ARM::AK_ARMV6T2:
|
|
return Triple::ARMSubArch_v6t2;
|
|
case ARM::AK_ARMV6M:
|
|
return Triple::ARMSubArch_v6m;
|
|
case ARM::AK_ARMV7A:
|
|
case ARM::AK_ARMV7R:
|
|
return Triple::ARMSubArch_v7;
|
|
case ARM::AK_ARMV7K:
|
|
return Triple::ARMSubArch_v7k;
|
|
case ARM::AK_ARMV7M:
|
|
return Triple::ARMSubArch_v7m;
|
|
case ARM::AK_ARMV7S:
|
|
return Triple::ARMSubArch_v7s;
|
|
case ARM::AK_ARMV7EM:
|
|
return Triple::ARMSubArch_v7em;
|
|
case ARM::AK_ARMV8A:
|
|
return Triple::ARMSubArch_v8;
|
|
case ARM::AK_ARMV8_1A:
|
|
return Triple::ARMSubArch_v8_1a;
|
|
case ARM::AK_ARMV8_2A:
|
|
return Triple::ARMSubArch_v8_2a;
|
|
case ARM::AK_ARMV8R:
|
|
return Triple::ARMSubArch_v8r;
|
|
case ARM::AK_ARMV8MBaseline:
|
|
return Triple::ARMSubArch_v8m_baseline;
|
|
case ARM::AK_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";
|
|
}
|
|
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::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;
|
|
}
|
|
}
|
|
|
|
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());
|
|
|
|
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::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::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::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::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::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;
|
|
}
|
|
}
|
|
|
|
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())
|
|
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:
|
|
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");
|
|
}
|