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/* zarch.h -- Detect compiler architecture and define ARCH_* macros
* Copyright (C) 2019 Hans Kristian Rosbach
* For conditions of distribution and use, see copyright notice in zlib.h
*/
#ifndef ZARCH_H
#define ZARCH_H
#define ZARCH_STRINGIZE(X) ZARCH_DOSTRINGIZE(X)
#define ZARCH_DOSTRINGIZE(X) #X
/* ARM64EC defines both _M_ARM64EC and _M_AMD64/_M_X64, so check for ARM first. */
/* ARM 64-bit */
#if defined(__aarch64__) || defined(__arm64__) || defined(_M_ARM64) || defined(_M_ARM64EC)
# define ARCH_ARM
# define ARCH_64BIT
# define ARCH_NAME "aarch64"
/* ARM 32-bit */
#elif defined(__arm__) || defined(__arm) || defined(_M_ARM) || defined(__TARGET_ARCH_ARM)
# define ARCH_ARM
# define ARCH_32BIT
# if defined(__ARM64_ARCH_8__) || defined(__ARM_ARCH_8A__) || defined(__ARMv8__) || defined(__ARMv8_A__)
# define ARCH_NAME "armv8"
# elif defined(__ARM_ARCH_7__) || defined(__ARM_ARCH_7A__) || defined(__ARM_ARCH_7R__) || defined(__ARM_ARCH_7M__)
# define ARCH_NAME "armv7"
# elif defined(__ARM_ARCH_6__) || defined(__ARM_ARCH_6J__) || defined(__ARM_ARCH_6T2__) || \
defined(__ARM_ARCH_6Z__) || defined(__ARM_ARCH_6K__) || defined(__ARM_ARCH_6ZK__) || \
defined(__ARM_ARCH_6M__)
# define ARCH_NAME "armv6"
# elif defined(__ARM_ARCH_5T__) || defined(__ARM_ARCH_5TE__) || defined(__ARM_ARCH_5TEJ__)
# define ARCH_NAME "armv5"
# elif defined(__ARM_ARCH_4T__)
# define ARCH_NAME "armv4"
# elif defined(__ARM_ARCH_3__)
# define ARCH_NAME "armv3"
# elif defined(__ARM_ARCH_2__)
# define ARCH_NAME "armv2"
# else
# define ARCH_NAME "arm"
# endif
/* x86_64 */
#elif defined(__x86_64__) || defined(_M_X64)
# define ARCH_X86
# define ARCH_64BIT
# define ARCH_NAME "x86_64"
/* x86 (32-bit) */
#elif defined(__i386__) || defined(__i486__) || defined(__i586__) || defined(__i686__) || \
defined(__i386) || defined(_M_IX86)
# define ARCH_X86
# define ARCH_32BIT
# define ARCH_NAME "i686"
/* PowerPC */
#elif defined(__powerpc__) || defined(__ppc__) || defined(__PPC__)
# define ARCH_POWER
# if defined(__64BIT__) || defined(__powerpc64__) || defined(__ppc64__)
# define ARCH_64BIT
# if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
# define ARCH_NAME "powerpc64le"
# else
# define ARCH_NAME "powerpc64"
# endif
# else
# define ARCH_32BIT
# define ARCH_NAME "powerpc"
# endif
/* --------------- Less common architectures alphabetically below --------------- */
/* ALPHA */
#elif defined(__alpha__) || defined(__alpha)
# define ARCH_ALPHA
# define ARCH_64BIT
# define ARCH_NAME "alpha"
/* Blackfin */
#elif defined(__BFIN__)
# define ARCH_BLACKFIN
# define ARCH_32BIT
# define ARCH_NAME "blackfin"
/* Itanium */
#elif defined(__ia64) || defined(_M_IA64)
# define ARCH_IA64
# define ARCH_64BIT
# define ARCH_NAME "ia64"
/* MIPS */
#elif defined(__mips__) || defined(__mips)
# define ARCH_MIPS
# if defined(__mips64) || defined(__mips64__)
# define ARCH_64BIT
# define ARCH_NAME "mips64"
# else
# define ARCH_32BIT
# define ARCH_NAME "mips"
# endif
/* Motorola 68000-series */
#elif defined(__m68k__)
# define ARCH_M68K
# define ARCH_32BIT
# define ARCH_NAME "m68k"
/* SuperH */
#elif defined(__sh__)
# define ARCH_SH
# define ARCH_32BIT
# define ARCH_NAME "sh"
/* SPARC */
#elif defined(__sparc__) || defined(__sparc)
# define ARCH_SPARC
# if defined(__sparcv9) || defined(__sparc_v9__) || defined(__sparc64__)
# define ARCH_64BIT
# define ARCH_NAME "sparc9"
# elif defined(__sparcv8) || defined(__sparc_v8__)
# define ARCH_32BIT
# define ARCH_NAME "sparc8"
# else
# define ARCH_32BIT
# define ARCH_NAME "sparc"
# endif
/* SystemZ / S390 */
#elif defined(__s390x) || defined(__zarch__)
# define ARCH_S390
# define ARCH_64BIT
# define ARCH_NAME "s390x"
#elif defined(__s390__)
# define ARCH_S390
# define ARCH_32BIT
# define ARCH_NAME "s390"
#elif defined(__370__)
# define ARCH_S390
# define ARCH_32BIT
# define ARCH_NAME "s370"
/* PARISC */
#elif defined(__hppa__)
# define ARCH_PARISC
# if defined(__hppa64__) || defined(__LP64__)
# define ARCH_64BIT
# define ARCH_NAME "parisc64"
# else
# define ARCH_32BIT
# define ARCH_NAME "parisc"
# endif
/* RS-6000 */
#elif defined(__THW_RS6000)
# define ARCH_RS6000
# define ARCH_32BIT
# define ARCH_NAME "rs6000"
/* RISC-V */
#elif defined(__riscv)
# define ARCH_RISCV
# if __riscv_xlen == 64
# define ARCH_64BIT
# define ARCH_NAME "riscv64"
# elif __riscv_xlen == 32
# define ARCH_32BIT
# define ARCH_NAME "riscv32"
# else
# define ARCH_NAME "riscv"
# endif
/* LOONGARCH */
#elif defined(__loongarch_lp64)
# define ARCH_LOONGARCH
# define ARCH_64BIT
# define ARCH_NAME "loongarch64"
/* Emscripten (WebAssembly) */
#elif defined(__EMSCRIPTEN__)
# define ARCH_WASM
# if defined(__wasm64__)
# define ARCH_64BIT
# define ARCH_NAME "wasm64"
# else
# define ARCH_32BIT
# define ARCH_NAME "wasm32"
# endif
/* Elbrus 2000 (aka e2k) */
#elif defined(__e2k__)
# define ARCH_E2K
/* e2k reuse x86 optimizations */
# define ARCH_X86
# define ARCH_64BIT
# define ARCH_NAME "e2k"
# define ARCH_VERSION_STR ZARCH_STRINGIZE(__iset__)
/* Unrecognized architecture */
#else
# if defined(__LP64__) || defined(_LP64) || defined(_WIN64)
# define ARCH_64BIT
# else
# define ARCH_32BIT
# endif
# define ARCH_NAME "unrecognized"
#endif
#endif /* ZARCH_H */
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