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1/* SPDX-License-Identifier: LGPL-2.1 OR MIT */2/*3 * Copyright (C) 2017-2022 Willy Tarreau <w@1wt.eu>4 */5 6/* Below comes the architecture-specific code. For each architecture, we have7 * the syscall declarations and the _start code definition. This is the only8 * global part. On all architectures the kernel puts everything in the stack9 * before jumping to _start just above us, without any return address (_start10 * is not a function but an entry point). So at the stack pointer we find argc.11 * Then argv[] begins, and ends at the first NULL. Then we have envp which12 * starts and ends with a NULL as well. So envp=argv+argc+1.13 */14 15#ifndef _NOLIBC_ARCH_H16#define _NOLIBC_ARCH_H17 18#if defined(__x86_64__)19#include "arch-x86_64.h"20#elif defined(__i386__) || defined(__i486__) || defined(__i586__) || defined(__i686__)21#include "arch-i386.h"22#elif defined(__ARM_EABI__)23#include "arch-arm.h"24#elif defined(__aarch64__)25#include "arch-aarch64.h"26#elif defined(__mips__)27#include "arch-mips.h"28#elif defined(__powerpc__)29#include "arch-powerpc.h"30#elif defined(__riscv)31#include "arch-riscv.h"32#elif defined(__s390x__)33#include "arch-s390.h"34#elif defined(__loongarch__)35#include "arch-loongarch.h"36#else37#error Unsupported Architecture38#endif39 40#endif /* _NOLIBC_ARCH_H */41