From 2cb7e0aaedad73b076ea18c6900b0e86c5760d79 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sat, 27 Apr 2024 15:00:47 +0200 Subject: Adding upstream version 247.3. Signed-off-by: Daniel Baumann --- src/basic/architecture.h | 237 +++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 237 insertions(+) create mode 100644 src/basic/architecture.h (limited to 'src/basic/architecture.h') diff --git a/src/basic/architecture.h b/src/basic/architecture.h new file mode 100644 index 0000000..1db625c --- /dev/null +++ b/src/basic/architecture.h @@ -0,0 +1,237 @@ +/* SPDX-License-Identifier: LGPL-2.1-or-later */ +#pragma once + +#include + +#include "macro.h" +#include "util.h" + +/* A cleaned up architecture definition. We don't want to get lost in + * processor features, models, generations or even ABIs. Hence we + * focus on general family, and distinguish word width and + * endianness. */ + +enum { + ARCHITECTURE_X86 = 0, + ARCHITECTURE_X86_64, + ARCHITECTURE_PPC, + ARCHITECTURE_PPC_LE, + ARCHITECTURE_PPC64, + ARCHITECTURE_PPC64_LE, + ARCHITECTURE_IA64, + ARCHITECTURE_PARISC, + ARCHITECTURE_PARISC64, + ARCHITECTURE_S390, + ARCHITECTURE_S390X, + ARCHITECTURE_SPARC, + ARCHITECTURE_SPARC64, + ARCHITECTURE_MIPS, + ARCHITECTURE_MIPS_LE, + ARCHITECTURE_MIPS64, + ARCHITECTURE_MIPS64_LE, + ARCHITECTURE_ALPHA, + ARCHITECTURE_ARM, + ARCHITECTURE_ARM_BE, + ARCHITECTURE_ARM64, + ARCHITECTURE_ARM64_BE, + ARCHITECTURE_SH, + ARCHITECTURE_SH64, + ARCHITECTURE_M68K, + ARCHITECTURE_TILEGX, + ARCHITECTURE_CRIS, + ARCHITECTURE_NIOS2, + ARCHITECTURE_RISCV32, + ARCHITECTURE_RISCV64, + ARCHITECTURE_ARC, + ARCHITECTURE_ARC_BE, + _ARCHITECTURE_MAX, + _ARCHITECTURE_INVALID = -1 +}; + +int uname_architecture(void); + +/* + * LIB_ARCH_TUPLE should resolve to the local library path + * architecture tuple systemd is built for, according to the Debian + * tuple list: + * + * https://wiki.debian.org/Multiarch/Tuples + * + * This is used in library search paths that should understand + * Debian's paths on all distributions. + */ + +#if defined(__x86_64__) +# define native_architecture() ARCHITECTURE_X86_64 +# if defined(__ILP32__) +# define LIB_ARCH_TUPLE "x86_64-linux-gnux32" +# else +# define LIB_ARCH_TUPLE "x86_64-linux-gnu" +# endif +# define SECONDARY_ARCHITECTURE ARCHITECTURE_X86 +#elif defined(__i386__) +# define native_architecture() ARCHITECTURE_X86 +# define LIB_ARCH_TUPLE "i386-linux-gnu" +#elif defined(__powerpc64__) +# if __BYTE_ORDER == __BIG_ENDIAN +# define native_architecture() ARCHITECTURE_PPC64 +# define LIB_ARCH_TUPLE "ppc64-linux-gnu" +# define SECONDARY_ARCHITECTURE ARCHITECTURE_PPC +# else +# define native_architecture() ARCHITECTURE_PPC64_LE +# define LIB_ARCH_TUPLE "powerpc64le-linux-gnu" +# define SECONDARY_ARCHITECTURE ARCHITECTURE_PPC_LE +# endif +#elif defined(__powerpc__) +# if __BYTE_ORDER == __BIG_ENDIAN +# define native_architecture() ARCHITECTURE_PPC +# if defined(__NO_FPRS__) +# define LIB_ARCH_TUPLE "powerpc-linux-gnuspe" +# else +# define LIB_ARCH_TUPLE "powerpc-linux-gnu" +# endif +# else +# define native_architecture() ARCHITECTURE_PPC_LE +# error "Missing LIB_ARCH_TUPLE for PPCLE" +# endif +#elif defined(__ia64__) +# define native_architecture() ARCHITECTURE_IA64 +# define LIB_ARCH_TUPLE "ia64-linux-gnu" +#elif defined(__hppa64__) +# define native_architecture() ARCHITECTURE_PARISC64 +# error "Missing LIB_ARCH_TUPLE for HPPA64" +#elif defined(__hppa__) +# define native_architecture() ARCHITECTURE_PARISC +# define LIB_ARCH_TUPLE "hppa‑linux‑gnu" +#elif defined(__s390x__) +# define native_architecture() ARCHITECTURE_S390X +# define LIB_ARCH_TUPLE "s390x-linux-gnu" +# define SECONDARY_ARCHITECTURE ARCHITECTURE_S390 +#elif defined(__s390__) +# define native_architecture() ARCHITECTURE_S390 +# define LIB_ARCH_TUPLE "s390-linux-gnu" +#elif defined(__sparc__) && defined (__arch64__) +# define native_architecture() ARCHITECTURE_SPARC64 +# define LIB_ARCH_TUPLE "sparc64-linux-gnu" +#elif defined(__sparc__) +# define native_architecture() ARCHITECTURE_SPARC +# define LIB_ARCH_TUPLE "sparc-linux-gnu" +#elif defined(__mips64) && defined(__LP64__) +# if __BYTE_ORDER == __BIG_ENDIAN +# define native_architecture() ARCHITECTURE_MIPS64 +# define LIB_ARCH_TUPLE "mips64-linux-gnuabi64" +# else +# define native_architecture() ARCHITECTURE_MIPS64_LE +# define LIB_ARCH_TUPLE "mips64el-linux-gnuabi64" +# endif +#elif defined(__mips64) +# if __BYTE_ORDER == __BIG_ENDIAN +# define native_architecture() ARCHITECTURE_MIPS64 +# define LIB_ARCH_TUPLE "mips64-linux-gnuabin32" +# else +# define native_architecture() ARCHITECTURE_MIPS64_LE +# define LIB_ARCH_TUPLE "mips64el-linux-gnuabin32" +# endif +#elif defined(__mips__) +# if __BYTE_ORDER == __BIG_ENDIAN +# define native_architecture() ARCHITECTURE_MIPS +# define LIB_ARCH_TUPLE "mips-linux-gnu" +# else +# define native_architecture() ARCHITECTURE_MIPS_LE +# define LIB_ARCH_TUPLE "mipsel-linux-gnu" +# endif +#elif defined(__alpha__) +# define native_architecture() ARCHITECTURE_ALPHA +# define LIB_ARCH_TUPLE "alpha-linux-gnu" +#elif defined(__aarch64__) +# if __BYTE_ORDER == __BIG_ENDIAN +# define native_architecture() ARCHITECTURE_ARM64_BE +# define LIB_ARCH_TUPLE "aarch64_be-linux-gnu" +# else +# define native_architecture() ARCHITECTURE_ARM64 +# define LIB_ARCH_TUPLE "aarch64-linux-gnu" +# define SECONDARY_ARCHITECTURE ARCHITECTURE_ARM +# endif +#elif defined(__arm__) +# if __BYTE_ORDER == __BIG_ENDIAN +# define native_architecture() ARCHITECTURE_ARM_BE +# if defined(__ARM_EABI__) +# if defined(__ARM_PCS_VFP) +# define LIB_ARCH_TUPLE "armeb-linux-gnueabihf" +# else +# define LIB_ARCH_TUPLE "armeb-linux-gnueabi" +# endif +# else +# define LIB_ARCH_TUPLE "armeb-linux-gnu" +# endif +# else +# define native_architecture() ARCHITECTURE_ARM +# if defined(__ARM_EABI__) +# if defined(__ARM_PCS_VFP) +# define LIB_ARCH_TUPLE "arm-linux-gnueabihf" +# else +# define LIB_ARCH_TUPLE "arm-linux-gnueabi" +# endif +# else +# define LIB_ARCH_TUPLE "arm-linux-gnu" +# endif +# endif +#elif defined(__sh64__) +# define native_architecture() ARCHITECTURE_SH64 +# error "Missing LIB_ARCH_TUPLE for SH64" +#elif defined(__sh__) +# define native_architecture() ARCHITECTURE_SH +# if defined(__SH1__) +# define LIB_ARCH_TUPLE "sh1-linux-gnu" +# elif defined(__SH2__) +# define LIB_ARCH_TUPLE "sh2-linux-gnu" +# elif defined(__SH2A__) +# define LIB_ARCH_TUPLE "sh2a-linux-gnu" +# elif defined(__SH2E__) +# define LIB_ARCH_TUPLE "sh2e-linux-gnu" +# elif defined(__SH3__) +# define LIB_ARCH_TUPLE "sh3-linux-gnu" +# elif defined(__SH3E__) +# define LIB_ARCH_TUPLE "sh3e-linux-gnu" +# elif defined(__SH4__) && !defined(__SH4A__) +# define LIB_ARCH_TUPLE "sh4-linux-gnu" +# elif defined(__SH4A__) +# define LIB_ARCH_TUPLE "sh4a-linux-gnu" +# endif +#elif defined(__m68k__) +# define native_architecture() ARCHITECTURE_M68K +# define LIB_ARCH_TUPLE "m68k-linux-gnu" +#elif defined(__tilegx__) +# define native_architecture() ARCHITECTURE_TILEGX +# define LIB_ARCH_TUPLE "tilegx-linux-gnu" +#elif defined(__cris__) +# define native_architecture() ARCHITECTURE_CRIS +# error "Missing LIB_ARCH_TUPLE for CRIS" +#elif defined(__nios2__) +# define native_architecture() ARCHITECTURE_NIOS2 +# define LIB_ARCH_TUPLE "nios2-linux-gnu" +#elif defined(__riscv__) || defined(__riscv) + /* __riscv__ is obsolete, remove in 2018 */ +# if __SIZEOF_POINTER__ == 4 +# define native_architecture() ARCHITECTURE_RISCV32 +# define LIB_ARCH_TUPLE "riscv32-linux-gnu" +# elif __SIZEOF_POINTER__ == 8 +# define native_architecture() ARCHITECTURE_RISCV64 +# define LIB_ARCH_TUPLE "riscv64-linux-gnu" +# else +# error "Unrecognized riscv architecture variant" +# endif +#elif defined(__arc__) +# if __BYTE_ORDER == __BIG_ENDIAN +# define native_architecture() ARCHITECTURE_ARC_BE +# define LIB_ARCH_TUPLE "arceb-linux" +# else +# define native_architecture() ARCHITECTURE_ARC +# define LIB_ARCH_TUPLE "arc-linux" +# endif +#else +# error "Please register your architecture here!" +#endif + +const char *architecture_to_string(int a) _const_; +int architecture_from_string(const char *s) _pure_; -- cgit v1.2.3