972 lines
29 KiB
C++
972 lines
29 KiB
C++
//===-- llvm/ADT/Triple.h - Target triple helper class ----------*- C++ -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_ADT_TRIPLE_H
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#define LLVM_ADT_TRIPLE_H
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#include "llvm/ADT/Twine.h"
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// Some system headers or GCC predefined macros conflict with identifiers in
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// this file. Undefine them here.
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#undef NetBSD
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#undef mips
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#undef sparc
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namespace llvm {
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class VersionTuple;
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/// Triple - Helper class for working with autoconf configuration names. For
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/// historical reasons, we also call these 'triples' (they used to contain
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/// exactly three fields).
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///
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/// Configuration names are strings in the canonical form:
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/// ARCHITECTURE-VENDOR-OPERATING_SYSTEM
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/// or
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/// ARCHITECTURE-VENDOR-OPERATING_SYSTEM-ENVIRONMENT
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///
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/// This class is used for clients which want to support arbitrary
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/// configuration names, but also want to implement certain special
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/// behavior for particular configurations. This class isolates the mapping
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/// from the components of the configuration name to well known IDs.
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///
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/// At its core the Triple class is designed to be a wrapper for a triple
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/// string; the constructor does not change or normalize the triple string.
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/// Clients that need to handle the non-canonical triples that users often
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/// specify should use the normalize method.
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///
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/// See autoconf/config.guess for a glimpse into what configuration names
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/// look like in practice.
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class Triple {
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public:
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enum ArchType {
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UnknownArch,
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arm, // ARM (little endian): arm, armv.*, xscale
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armeb, // ARM (big endian): armeb
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aarch64, // AArch64 (little endian): aarch64
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aarch64_be, // AArch64 (big endian): aarch64_be
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aarch64_32, // AArch64 (little endian) ILP32: aarch64_32
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arc, // ARC: Synopsys ARC
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avr, // AVR: Atmel AVR microcontroller
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bpfel, // eBPF or extended BPF or 64-bit BPF (little endian)
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bpfeb, // eBPF or extended BPF or 64-bit BPF (big endian)
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csky, // CSKY: csky
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hexagon, // Hexagon: hexagon
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mips, // MIPS: mips, mipsallegrex, mipsr6
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mipsel, // MIPSEL: mipsel, mipsallegrexe, mipsr6el
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mips64, // MIPS64: mips64, mips64r6, mipsn32, mipsn32r6
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mips64el, // MIPS64EL: mips64el, mips64r6el, mipsn32el, mipsn32r6el
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msp430, // MSP430: msp430
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ppc, // PPC: powerpc
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ppcle, // PPCLE: powerpc (little endian)
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ppc64, // PPC64: powerpc64, ppu
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ppc64le, // PPC64LE: powerpc64le
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r600, // R600: AMD GPUs HD2XXX - HD6XXX
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amdgcn, // AMDGCN: AMD GCN GPUs
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riscv32, // RISC-V (32-bit): riscv32
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riscv64, // RISC-V (64-bit): riscv64
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sparc, // Sparc: sparc
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sparcv9, // Sparcv9: Sparcv9
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sparcel, // Sparc: (endianness = little). NB: 'Sparcle' is a CPU variant
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systemz, // SystemZ: s390x
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tce, // TCE (http://tce.cs.tut.fi/): tce
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tcele, // TCE little endian (http://tce.cs.tut.fi/): tcele
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thumb, // Thumb (little endian): thumb, thumbv.*
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thumbeb, // Thumb (big endian): thumbeb
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x86, // X86: i[3-9]86
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x86_64, // X86-64: amd64, x86_64
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xcore, // XCore: xcore
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nvptx, // NVPTX: 32-bit
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nvptx64, // NVPTX: 64-bit
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le32, // le32: generic little-endian 32-bit CPU (PNaCl)
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le64, // le64: generic little-endian 64-bit CPU (PNaCl)
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amdil, // AMDIL
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amdil64, // AMDIL with 64-bit pointers
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hsail, // AMD HSAIL
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hsail64, // AMD HSAIL with 64-bit pointers
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spir, // SPIR: standard portable IR for OpenCL 32-bit version
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spir64, // SPIR: standard portable IR for OpenCL 64-bit version
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kalimba, // Kalimba: generic kalimba
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shave, // SHAVE: Movidius vector VLIW processors
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lanai, // Lanai: Lanai 32-bit
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wasm32, // WebAssembly with 32-bit pointers
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wasm64, // WebAssembly with 64-bit pointers
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renderscript32, // 32-bit RenderScript
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renderscript64, // 64-bit RenderScript
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ve, // NEC SX-Aurora Vector Engine
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LastArchType = ve
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};
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enum SubArchType {
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NoSubArch,
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ARMSubArch_v8_7a,
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ARMSubArch_v8_6a,
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ARMSubArch_v8_5a,
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ARMSubArch_v8_4a,
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ARMSubArch_v8_3a,
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ARMSubArch_v8_2a,
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ARMSubArch_v8_1a,
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ARMSubArch_v8,
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ARMSubArch_v8r,
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ARMSubArch_v8m_baseline,
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ARMSubArch_v8m_mainline,
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ARMSubArch_v8_1m_mainline,
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ARMSubArch_v7,
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ARMSubArch_v7em,
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ARMSubArch_v7m,
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ARMSubArch_v7s,
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ARMSubArch_v7k,
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ARMSubArch_v7ve,
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ARMSubArch_v6,
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ARMSubArch_v6m,
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ARMSubArch_v6k,
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ARMSubArch_v6t2,
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ARMSubArch_v5,
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ARMSubArch_v5te,
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ARMSubArch_v4t,
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AArch64SubArch_arm64e,
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KalimbaSubArch_v3,
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KalimbaSubArch_v4,
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KalimbaSubArch_v5,
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MipsSubArch_r6,
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PPCSubArch_spe
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};
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enum VendorType {
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UnknownVendor,
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Apple,
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PC,
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SCEI,
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Freescale,
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IBM,
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ImaginationTechnologies,
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MipsTechnologies,
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NVIDIA,
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CSR,
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Myriad,
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AMD,
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Mesa,
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SUSE,
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OpenEmbedded,
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LastVendorType = OpenEmbedded
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};
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enum OSType {
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UnknownOS,
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Ananas,
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CloudABI,
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Darwin,
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DragonFly,
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FreeBSD,
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Fuchsia,
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IOS,
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KFreeBSD,
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Linux,
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Lv2, // PS3
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MacOSX,
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NetBSD,
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OpenBSD,
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Solaris,
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Win32,
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ZOS,
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Haiku,
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Minix,
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RTEMS,
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NaCl, // Native Client
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AIX,
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CUDA, // NVIDIA CUDA
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NVCL, // NVIDIA OpenCL
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AMDHSA, // AMD HSA Runtime
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PS4,
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ELFIAMCU,
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TvOS, // Apple tvOS
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WatchOS, // Apple watchOS
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Mesa3D,
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Contiki,
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AMDPAL, // AMD PAL Runtime
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HermitCore, // HermitCore Unikernel/Multikernel
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Hurd, // GNU/Hurd
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WASI, // Experimental WebAssembly OS
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Emscripten,
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LastOSType = Emscripten
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};
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enum EnvironmentType {
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UnknownEnvironment,
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GNU,
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GNUABIN32,
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GNUABI64,
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GNUEABI,
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GNUEABIHF,
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GNUX32,
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GNUILP32,
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CODE16,
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EABI,
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EABIHF,
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Android,
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Musl,
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MuslEABI,
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MuslEABIHF,
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MSVC,
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Itanium,
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Cygnus,
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CoreCLR,
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Simulator, // Simulator variants of other systems, e.g., Apple's iOS
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MacABI, // Mac Catalyst variant of Apple's iOS deployment target.
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LastEnvironmentType = MacABI
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};
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enum ObjectFormatType {
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UnknownObjectFormat,
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COFF,
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ELF,
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GOFF,
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MachO,
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Wasm,
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XCOFF,
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};
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private:
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std::string Data;
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/// The parsed arch type.
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ArchType Arch;
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/// The parsed subarchitecture type.
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SubArchType SubArch;
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/// The parsed vendor type.
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VendorType Vendor;
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/// The parsed OS type.
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OSType OS;
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/// The parsed Environment type.
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EnvironmentType Environment;
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/// The object format type.
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ObjectFormatType ObjectFormat;
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public:
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/// @name Constructors
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/// @{
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/// Default constructor is the same as an empty string and leaves all
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/// triple fields unknown.
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Triple()
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: Data(), Arch(), SubArch(), Vendor(), OS(), Environment(),
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ObjectFormat() {}
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explicit Triple(const Twine &Str);
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Triple(const Twine &ArchStr, const Twine &VendorStr, const Twine &OSStr);
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Triple(const Twine &ArchStr, const Twine &VendorStr, const Twine &OSStr,
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const Twine &EnvironmentStr);
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bool operator==(const Triple &Other) const {
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return Arch == Other.Arch && SubArch == Other.SubArch &&
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Vendor == Other.Vendor && OS == Other.OS &&
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Environment == Other.Environment &&
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ObjectFormat == Other.ObjectFormat;
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}
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bool operator!=(const Triple &Other) const {
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return !(*this == Other);
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}
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/// @}
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/// @name Normalization
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/// @{
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/// normalize - Turn an arbitrary machine specification into the canonical
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/// triple form (or something sensible that the Triple class understands if
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/// nothing better can reasonably be done). In particular, it handles the
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/// common case in which otherwise valid components are in the wrong order.
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static std::string normalize(StringRef Str);
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/// Return the normalized form of this triple's string.
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std::string normalize() const { return normalize(Data); }
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/// @}
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/// @name Typed Component Access
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/// @{
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/// getArch - Get the parsed architecture type of this triple.
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ArchType getArch() const { return Arch; }
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/// getSubArch - get the parsed subarchitecture type for this triple.
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SubArchType getSubArch() const { return SubArch; }
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/// getVendor - Get the parsed vendor type of this triple.
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VendorType getVendor() const { return Vendor; }
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/// getOS - Get the parsed operating system type of this triple.
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OSType getOS() const { return OS; }
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/// hasEnvironment - Does this triple have the optional environment
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/// (fourth) component?
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bool hasEnvironment() const {
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return getEnvironmentName() != "";
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}
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/// getEnvironment - Get the parsed environment type of this triple.
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EnvironmentType getEnvironment() const { return Environment; }
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/// Parse the version number from the OS name component of the
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/// triple, if present.
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///
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/// For example, "fooos1.2.3" would return (1, 2, 3).
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///
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/// If an entry is not defined, it will be returned as 0.
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void getEnvironmentVersion(unsigned &Major, unsigned &Minor,
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unsigned &Micro) const;
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/// getFormat - Get the object format for this triple.
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ObjectFormatType getObjectFormat() const { return ObjectFormat; }
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/// getOSVersion - Parse the version number from the OS name component of the
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/// triple, if present.
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///
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/// For example, "fooos1.2.3" would return (1, 2, 3).
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///
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/// If an entry is not defined, it will be returned as 0.
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void getOSVersion(unsigned &Major, unsigned &Minor, unsigned &Micro) const;
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/// getOSMajorVersion - Return just the major version number, this is
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/// specialized because it is a common query.
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unsigned getOSMajorVersion() const {
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unsigned Maj, Min, Micro;
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getOSVersion(Maj, Min, Micro);
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return Maj;
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}
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/// getMacOSXVersion - Parse the version number as with getOSVersion and then
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/// translate generic "darwin" versions to the corresponding OS X versions.
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/// This may also be called with IOS triples but the OS X version number is
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/// just set to a constant 10.4.0 in that case. Returns true if successful.
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bool getMacOSXVersion(unsigned &Major, unsigned &Minor,
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unsigned &Micro) const;
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/// getiOSVersion - Parse the version number as with getOSVersion. This should
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/// only be called with IOS or generic triples.
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void getiOSVersion(unsigned &Major, unsigned &Minor,
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unsigned &Micro) const;
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/// getWatchOSVersion - Parse the version number as with getOSVersion. This
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/// should only be called with WatchOS or generic triples.
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void getWatchOSVersion(unsigned &Major, unsigned &Minor,
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unsigned &Micro) const;
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/// @}
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/// @name Direct Component Access
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/// @{
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const std::string &str() const { return Data; }
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const std::string &getTriple() const { return Data; }
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/// getArchName - Get the architecture (first) component of the
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/// triple.
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StringRef getArchName() const;
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/// getVendorName - Get the vendor (second) component of the triple.
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StringRef getVendorName() const;
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/// getOSName - Get the operating system (third) component of the
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/// triple.
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StringRef getOSName() const;
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/// getEnvironmentName - Get the optional environment (fourth)
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/// component of the triple, or "" if empty.
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StringRef getEnvironmentName() const;
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/// getOSAndEnvironmentName - Get the operating system and optional
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/// environment components as a single string (separated by a '-'
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/// if the environment component is present).
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StringRef getOSAndEnvironmentName() const;
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/// @}
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/// @name Convenience Predicates
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/// @{
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/// Test whether the architecture is 64-bit
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///
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/// Note that this tests for 64-bit pointer width, and nothing else. Note
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/// that we intentionally expose only three predicates, 64-bit, 32-bit, and
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/// 16-bit. The inner details of pointer width for particular architectures
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/// is not summed up in the triple, and so only a coarse grained predicate
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/// system is provided.
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bool isArch64Bit() const;
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/// Test whether the architecture is 32-bit
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///
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/// Note that this tests for 32-bit pointer width, and nothing else.
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bool isArch32Bit() const;
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/// Test whether the architecture is 16-bit
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///
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/// Note that this tests for 16-bit pointer width, and nothing else.
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bool isArch16Bit() const;
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/// isOSVersionLT - Helper function for doing comparisons against version
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/// numbers included in the target triple.
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bool isOSVersionLT(unsigned Major, unsigned Minor = 0,
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unsigned Micro = 0) const {
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unsigned LHS[3];
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getOSVersion(LHS[0], LHS[1], LHS[2]);
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if (LHS[0] != Major)
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return LHS[0] < Major;
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if (LHS[1] != Minor)
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return LHS[1] < Minor;
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if (LHS[2] != Micro)
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return LHS[2] < Micro;
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return false;
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}
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bool isOSVersionLT(const Triple &Other) const {
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unsigned RHS[3];
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Other.getOSVersion(RHS[0], RHS[1], RHS[2]);
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return isOSVersionLT(RHS[0], RHS[1], RHS[2]);
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}
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/// isMacOSXVersionLT - Comparison function for checking OS X version
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/// compatibility, which handles supporting skewed version numbering schemes
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/// used by the "darwin" triples.
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bool isMacOSXVersionLT(unsigned Major, unsigned Minor = 0,
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unsigned Micro = 0) const;
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/// isMacOSX - Is this a Mac OS X triple. For legacy reasons, we support both
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/// "darwin" and "osx" as OS X triples.
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bool isMacOSX() const {
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return getOS() == Triple::Darwin || getOS() == Triple::MacOSX;
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}
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/// Is this an iOS triple.
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/// Note: This identifies tvOS as a variant of iOS. If that ever
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/// changes, i.e., if the two operating systems diverge or their version
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/// numbers get out of sync, that will need to be changed.
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/// watchOS has completely different version numbers so it is not included.
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bool isiOS() const {
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return getOS() == Triple::IOS || isTvOS();
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}
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/// Is this an Apple tvOS triple.
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bool isTvOS() const {
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return getOS() == Triple::TvOS;
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}
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/// Is this an Apple watchOS triple.
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bool isWatchOS() const {
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return getOS() == Triple::WatchOS;
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}
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bool isWatchABI() const {
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return getSubArch() == Triple::ARMSubArch_v7k;
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}
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bool isOSzOS() const { return getOS() == Triple::ZOS; }
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/// isOSDarwin - Is this a "Darwin" OS (macOS, iOS, tvOS or watchOS).
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bool isOSDarwin() const {
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return isMacOSX() || isiOS() || isWatchOS();
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}
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bool isSimulatorEnvironment() const {
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return getEnvironment() == Triple::Simulator;
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}
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bool isMacCatalystEnvironment() const {
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return getEnvironment() == Triple::MacABI;
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}
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/// Returns true for targets that run on a macOS machine.
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bool isTargetMachineMac() const {
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return isMacOSX() || (isOSDarwin() && (isSimulatorEnvironment() ||
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isMacCatalystEnvironment()));
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}
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bool isOSNetBSD() const {
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return getOS() == Triple::NetBSD;
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}
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bool isOSOpenBSD() const {
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return getOS() == Triple::OpenBSD;
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}
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bool isOSFreeBSD() const {
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return getOS() == Triple::FreeBSD;
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}
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bool isOSFuchsia() const {
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return getOS() == Triple::Fuchsia;
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}
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bool isOSDragonFly() const { return getOS() == Triple::DragonFly; }
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bool isOSSolaris() const {
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return getOS() == Triple::Solaris;
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}
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bool isOSIAMCU() const {
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return getOS() == Triple::ELFIAMCU;
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}
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bool isOSUnknown() const { return getOS() == Triple::UnknownOS; }
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|
bool isGNUEnvironment() const {
|
|
EnvironmentType Env = getEnvironment();
|
|
return Env == Triple::GNU || Env == Triple::GNUABIN32 ||
|
|
Env == Triple::GNUABI64 || Env == Triple::GNUEABI ||
|
|
Env == Triple::GNUEABIHF || Env == Triple::GNUX32;
|
|
}
|
|
|
|
bool isOSContiki() const {
|
|
return getOS() == Triple::Contiki;
|
|
}
|
|
|
|
/// Tests whether the OS is Haiku.
|
|
bool isOSHaiku() const {
|
|
return getOS() == Triple::Haiku;
|
|
}
|
|
|
|
/// Tests whether the OS is Windows.
|
|
bool isOSWindows() const {
|
|
return getOS() == Triple::Win32;
|
|
}
|
|
|
|
/// Checks if the environment is MSVC.
|
|
bool isKnownWindowsMSVCEnvironment() const {
|
|
return isOSWindows() && getEnvironment() == Triple::MSVC;
|
|
}
|
|
|
|
/// Checks if the environment could be MSVC.
|
|
bool isWindowsMSVCEnvironment() const {
|
|
return isKnownWindowsMSVCEnvironment() ||
|
|
(isOSWindows() && getEnvironment() == Triple::UnknownEnvironment);
|
|
}
|
|
|
|
bool isWindowsCoreCLREnvironment() const {
|
|
return isOSWindows() && getEnvironment() == Triple::CoreCLR;
|
|
}
|
|
|
|
bool isWindowsItaniumEnvironment() const {
|
|
return isOSWindows() && getEnvironment() == Triple::Itanium;
|
|
}
|
|
|
|
bool isWindowsCygwinEnvironment() const {
|
|
return isOSWindows() && getEnvironment() == Triple::Cygnus;
|
|
}
|
|
|
|
bool isWindowsGNUEnvironment() const {
|
|
return isOSWindows() && getEnvironment() == Triple::GNU;
|
|
}
|
|
|
|
/// Tests for either Cygwin or MinGW OS
|
|
bool isOSCygMing() const {
|
|
return isWindowsCygwinEnvironment() || isWindowsGNUEnvironment();
|
|
}
|
|
|
|
/// Is this a "Windows" OS targeting a "MSVCRT.dll" environment.
|
|
bool isOSMSVCRT() const {
|
|
return isWindowsMSVCEnvironment() || isWindowsGNUEnvironment() ||
|
|
isWindowsItaniumEnvironment();
|
|
}
|
|
|
|
/// Tests whether the OS is NaCl (Native Client)
|
|
bool isOSNaCl() const {
|
|
return getOS() == Triple::NaCl;
|
|
}
|
|
|
|
/// Tests whether the OS is Linux.
|
|
bool isOSLinux() const {
|
|
return getOS() == Triple::Linux;
|
|
}
|
|
|
|
/// Tests whether the OS is kFreeBSD.
|
|
bool isOSKFreeBSD() const {
|
|
return getOS() == Triple::KFreeBSD;
|
|
}
|
|
|
|
/// Tests whether the OS is Hurd.
|
|
bool isOSHurd() const {
|
|
return getOS() == Triple::Hurd;
|
|
}
|
|
|
|
/// Tests whether the OS is WASI.
|
|
bool isOSWASI() const {
|
|
return getOS() == Triple::WASI;
|
|
}
|
|
|
|
/// Tests whether the OS is Emscripten.
|
|
bool isOSEmscripten() const {
|
|
return getOS() == Triple::Emscripten;
|
|
}
|
|
|
|
/// Tests whether the OS uses glibc.
|
|
bool isOSGlibc() const {
|
|
return (getOS() == Triple::Linux || getOS() == Triple::KFreeBSD ||
|
|
getOS() == Triple::Hurd) &&
|
|
!isAndroid();
|
|
}
|
|
|
|
/// Tests whether the OS is AIX.
|
|
bool isOSAIX() const {
|
|
return getOS() == Triple::AIX;
|
|
}
|
|
|
|
/// Tests whether the OS uses the ELF binary format.
|
|
bool isOSBinFormatELF() const {
|
|
return getObjectFormat() == Triple::ELF;
|
|
}
|
|
|
|
/// Tests whether the OS uses the COFF binary format.
|
|
bool isOSBinFormatCOFF() const {
|
|
return getObjectFormat() == Triple::COFF;
|
|
}
|
|
|
|
/// Tests whether the OS uses the GOFF binary format.
|
|
bool isOSBinFormatGOFF() const { return getObjectFormat() == Triple::GOFF; }
|
|
|
|
/// Tests whether the environment is MachO.
|
|
bool isOSBinFormatMachO() const {
|
|
return getObjectFormat() == Triple::MachO;
|
|
}
|
|
|
|
/// Tests whether the OS uses the Wasm binary format.
|
|
bool isOSBinFormatWasm() const {
|
|
return getObjectFormat() == Triple::Wasm;
|
|
}
|
|
|
|
/// Tests whether the OS uses the XCOFF binary format.
|
|
bool isOSBinFormatXCOFF() const {
|
|
return getObjectFormat() == Triple::XCOFF;
|
|
}
|
|
|
|
/// Tests whether the target is the PS4 CPU
|
|
bool isPS4CPU() const {
|
|
return getArch() == Triple::x86_64 &&
|
|
getVendor() == Triple::SCEI &&
|
|
getOS() == Triple::PS4;
|
|
}
|
|
|
|
/// Tests whether the target is the PS4 platform
|
|
bool isPS4() const {
|
|
return getVendor() == Triple::SCEI &&
|
|
getOS() == Triple::PS4;
|
|
}
|
|
|
|
/// Tests whether the target is Android
|
|
bool isAndroid() const { return getEnvironment() == Triple::Android; }
|
|
|
|
bool isAndroidVersionLT(unsigned Major) const {
|
|
assert(isAndroid() && "Not an Android triple!");
|
|
|
|
unsigned Env[3];
|
|
getEnvironmentVersion(Env[0], Env[1], Env[2]);
|
|
|
|
// 64-bit targets did not exist before API level 21 (Lollipop).
|
|
if (isArch64Bit() && Env[0] < 21)
|
|
Env[0] = 21;
|
|
|
|
return Env[0] < Major;
|
|
}
|
|
|
|
/// Tests whether the environment is musl-libc
|
|
bool isMusl() const {
|
|
return getEnvironment() == Triple::Musl ||
|
|
getEnvironment() == Triple::MuslEABI ||
|
|
getEnvironment() == Triple::MuslEABIHF;
|
|
}
|
|
|
|
/// Tests whether the target is SPIR (32- or 64-bit).
|
|
bool isSPIR() const {
|
|
return getArch() == Triple::spir || getArch() == Triple::spir64;
|
|
}
|
|
|
|
/// Tests whether the target is NVPTX (32- or 64-bit).
|
|
bool isNVPTX() const {
|
|
return getArch() == Triple::nvptx || getArch() == Triple::nvptx64;
|
|
}
|
|
|
|
/// Tests whether the target is AMDGCN
|
|
bool isAMDGCN() const { return getArch() == Triple::amdgcn; }
|
|
|
|
bool isAMDGPU() const {
|
|
return getArch() == Triple::r600 || getArch() == Triple::amdgcn;
|
|
}
|
|
|
|
/// Tests whether the target is Thumb (little and big endian).
|
|
bool isThumb() const {
|
|
return getArch() == Triple::thumb || getArch() == Triple::thumbeb;
|
|
}
|
|
|
|
/// Tests whether the target is ARM (little and big endian).
|
|
bool isARM() const {
|
|
return getArch() == Triple::arm || getArch() == Triple::armeb;
|
|
}
|
|
|
|
/// Tests whether the target is AArch64 (little and big endian).
|
|
bool isAArch64() const {
|
|
return getArch() == Triple::aarch64 || getArch() == Triple::aarch64_be ||
|
|
getArch() == Triple::aarch64_32;
|
|
}
|
|
|
|
/// Tests whether the target is AArch64 and pointers are the size specified by
|
|
/// \p PointerWidth.
|
|
bool isAArch64(int PointerWidth) const {
|
|
assert(PointerWidth == 64 || PointerWidth == 32);
|
|
if (!isAArch64())
|
|
return false;
|
|
return getArch() == Triple::aarch64_32 ||
|
|
getEnvironment() == Triple::GNUILP32
|
|
? PointerWidth == 32
|
|
: PointerWidth == 64;
|
|
}
|
|
|
|
/// Tests whether the target is MIPS 32-bit (little and big endian).
|
|
bool isMIPS32() const {
|
|
return getArch() == Triple::mips || getArch() == Triple::mipsel;
|
|
}
|
|
|
|
/// Tests whether the target is MIPS 64-bit (little and big endian).
|
|
bool isMIPS64() const {
|
|
return getArch() == Triple::mips64 || getArch() == Triple::mips64el;
|
|
}
|
|
|
|
/// Tests whether the target is MIPS (little and big endian, 32- or 64-bit).
|
|
bool isMIPS() const {
|
|
return isMIPS32() || isMIPS64();
|
|
}
|
|
|
|
/// Tests whether the target is PowerPC (32- or 64-bit LE or BE).
|
|
bool isPPC() const {
|
|
return getArch() == Triple::ppc || getArch() == Triple::ppc64 ||
|
|
getArch() == Triple::ppcle || getArch() == Triple::ppc64le;
|
|
}
|
|
|
|
/// Tests whether the target is 32-bit PowerPC (little and big endian).
|
|
bool isPPC32() const {
|
|
return getArch() == Triple::ppc || getArch() == Triple::ppcle;
|
|
}
|
|
|
|
/// Tests whether the target is 64-bit PowerPC (little and big endian).
|
|
bool isPPC64() const {
|
|
return getArch() == Triple::ppc64 || getArch() == Triple::ppc64le;
|
|
}
|
|
|
|
/// Tests whether the target is RISC-V (32- and 64-bit).
|
|
bool isRISCV() const {
|
|
return getArch() == Triple::riscv32 || getArch() == Triple::riscv64;
|
|
}
|
|
|
|
/// Tests whether the target is SystemZ.
|
|
bool isSystemZ() const {
|
|
return getArch() == Triple::systemz;
|
|
}
|
|
|
|
/// Tests whether the target is x86 (32- or 64-bit).
|
|
bool isX86() const {
|
|
return getArch() == Triple::x86 || getArch() == Triple::x86_64;
|
|
}
|
|
|
|
/// Tests whether the target is VE
|
|
bool isVE() const {
|
|
return getArch() == Triple::ve;
|
|
}
|
|
|
|
/// Tests whether the target is wasm (32- and 64-bit).
|
|
bool isWasm() const {
|
|
return getArch() == Triple::wasm32 || getArch() == Triple::wasm64;
|
|
}
|
|
|
|
// Tests whether the target is CSKY
|
|
bool isCSKY() const {
|
|
return getArch() == Triple::csky;
|
|
}
|
|
|
|
/// Tests whether the target is the Apple "arm64e" AArch64 subarch.
|
|
bool isArm64e() const {
|
|
return getArch() == Triple::aarch64 &&
|
|
getSubArch() == Triple::AArch64SubArch_arm64e;
|
|
}
|
|
|
|
/// Tests whether the target supports comdat
|
|
bool supportsCOMDAT() const {
|
|
return !(isOSBinFormatMachO() || isOSBinFormatXCOFF());
|
|
}
|
|
|
|
/// Tests whether the target uses emulated TLS as default.
|
|
bool hasDefaultEmulatedTLS() const {
|
|
return isAndroid() || isOSOpenBSD() || isWindowsCygwinEnvironment();
|
|
}
|
|
|
|
/// Tests whether the target uses -data-sections as default.
|
|
bool hasDefaultDataSections() const {
|
|
return isOSBinFormatXCOFF() || isWasm();
|
|
}
|
|
|
|
/// Tests if the environment supports dllimport/export annotations.
|
|
bool hasDLLImportExport() const { return isOSWindows() || isPS4CPU(); }
|
|
|
|
/// @}
|
|
/// @name Mutators
|
|
/// @{
|
|
|
|
/// setArch - Set the architecture (first) component of the triple
|
|
/// to a known type.
|
|
void setArch(ArchType Kind);
|
|
|
|
/// setVendor - Set the vendor (second) component of the triple to a
|
|
/// known type.
|
|
void setVendor(VendorType Kind);
|
|
|
|
/// setOS - Set the operating system (third) component of the triple
|
|
/// to a known type.
|
|
void setOS(OSType Kind);
|
|
|
|
/// setEnvironment - Set the environment (fourth) component of the triple
|
|
/// to a known type.
|
|
void setEnvironment(EnvironmentType Kind);
|
|
|
|
/// setObjectFormat - Set the object file format
|
|
void setObjectFormat(ObjectFormatType Kind);
|
|
|
|
/// setTriple - Set all components to the new triple \p Str.
|
|
void setTriple(const Twine &Str);
|
|
|
|
/// setArchName - Set the architecture (first) component of the
|
|
/// triple by name.
|
|
void setArchName(StringRef Str);
|
|
|
|
/// setVendorName - Set the vendor (second) component of the triple
|
|
/// by name.
|
|
void setVendorName(StringRef Str);
|
|
|
|
/// setOSName - Set the operating system (third) component of the
|
|
/// triple by name.
|
|
void setOSName(StringRef Str);
|
|
|
|
/// setEnvironmentName - Set the optional environment (fourth)
|
|
/// component of the triple by name.
|
|
void setEnvironmentName(StringRef Str);
|
|
|
|
/// setOSAndEnvironmentName - Set the operating system and optional
|
|
/// environment components with a single string.
|
|
void setOSAndEnvironmentName(StringRef Str);
|
|
|
|
/// @}
|
|
/// @name Helpers to build variants of a particular triple.
|
|
/// @{
|
|
|
|
/// Form a triple with a 32-bit variant of the current architecture.
|
|
///
|
|
/// This can be used to move across "families" of architectures where useful.
|
|
///
|
|
/// \returns A new triple with a 32-bit architecture or an unknown
|
|
/// architecture if no such variant can be found.
|
|
llvm::Triple get32BitArchVariant() const;
|
|
|
|
/// Form a triple with a 64-bit variant of the current architecture.
|
|
///
|
|
/// This can be used to move across "families" of architectures where useful.
|
|
///
|
|
/// \returns A new triple with a 64-bit architecture or an unknown
|
|
/// architecture if no such variant can be found.
|
|
llvm::Triple get64BitArchVariant() const;
|
|
|
|
/// Form a triple with a big endian variant of the current architecture.
|
|
///
|
|
/// This can be used to move across "families" of architectures where useful.
|
|
///
|
|
/// \returns A new triple with a big endian architecture or an unknown
|
|
/// architecture if no such variant can be found.
|
|
llvm::Triple getBigEndianArchVariant() const;
|
|
|
|
/// Form a triple with a little endian variant of the current architecture.
|
|
///
|
|
/// This can be used to move across "families" of architectures where useful.
|
|
///
|
|
/// \returns A new triple with a little endian architecture or an unknown
|
|
/// architecture if no such variant can be found.
|
|
llvm::Triple getLittleEndianArchVariant() const;
|
|
|
|
/// Get the (LLVM) name of the minimum ARM CPU for the arch we are targeting.
|
|
///
|
|
/// \param Arch the architecture name (e.g., "armv7s"). If it is an empty
|
|
/// string then the triple's arch name is used.
|
|
StringRef getARMCPUForArch(StringRef Arch = StringRef()) const;
|
|
|
|
/// Tests whether the target triple is little endian.
|
|
///
|
|
/// \returns true if the triple is little endian, false otherwise.
|
|
bool isLittleEndian() const;
|
|
|
|
/// Test whether target triples are compatible.
|
|
bool isCompatibleWith(const Triple &Other) const;
|
|
|
|
/// Merge target triples.
|
|
std::string merge(const Triple &Other) const;
|
|
|
|
/// Some platforms have different minimum supported OS versions that
|
|
/// varies by the architecture specified in the triple. This function
|
|
/// returns the minimum supported OS version for this triple if one an exists,
|
|
/// or an invalid version tuple if this triple doesn't have one.
|
|
VersionTuple getMinimumSupportedOSVersion() const;
|
|
|
|
/// @}
|
|
/// @name Static helpers for IDs.
|
|
/// @{
|
|
|
|
/// getArchTypeName - Get the canonical name for the \p Kind architecture.
|
|
static StringRef getArchTypeName(ArchType Kind);
|
|
|
|
/// getArchTypePrefix - Get the "prefix" canonical name for the \p Kind
|
|
/// architecture. This is the prefix used by the architecture specific
|
|
/// builtins, and is suitable for passing to \see
|
|
/// Intrinsic::getIntrinsicForGCCBuiltin().
|
|
///
|
|
/// \return - The architecture prefix, or 0 if none is defined.
|
|
static StringRef getArchTypePrefix(ArchType Kind);
|
|
|
|
/// getVendorTypeName - Get the canonical name for the \p Kind vendor.
|
|
static StringRef getVendorTypeName(VendorType Kind);
|
|
|
|
/// getOSTypeName - Get the canonical name for the \p Kind operating system.
|
|
static StringRef getOSTypeName(OSType Kind);
|
|
|
|
/// getEnvironmentTypeName - Get the canonical name for the \p Kind
|
|
/// environment.
|
|
static StringRef getEnvironmentTypeName(EnvironmentType Kind);
|
|
|
|
/// @}
|
|
/// @name Static helpers for converting alternate architecture names.
|
|
/// @{
|
|
|
|
/// getArchTypeForLLVMName - The canonical type for the given LLVM
|
|
/// architecture name (e.g., "x86").
|
|
static ArchType getArchTypeForLLVMName(StringRef Str);
|
|
|
|
/// @}
|
|
|
|
/// Returns a canonicalized OS version number for the specified OS.
|
|
static VersionTuple getCanonicalVersionForOS(OSType OSKind,
|
|
const VersionTuple &Version);
|
|
};
|
|
|
|
} // End llvm namespace
|
|
|
|
|
|
#endif
|