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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
commit | 2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch) | |
tree | 848558de17fb3008cdf4d861b01ac7781903ce39 /tools/include/nolibc/arch.h | |
parent | Initial commit. (diff) | |
download | linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip |
Adding upstream version 6.1.76.upstream/6.1.76upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tools/include/nolibc/arch.h')
-rw-r--r-- | tools/include/nolibc/arch.h | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/tools/include/nolibc/arch.h b/tools/include/nolibc/arch.h new file mode 100644 index 000000000..4c6992321 --- /dev/null +++ b/tools/include/nolibc/arch.h @@ -0,0 +1,32 @@ +/* SPDX-License-Identifier: LGPL-2.1 OR MIT */ +/* + * Copyright (C) 2017-2022 Willy Tarreau <w@1wt.eu> + */ + +/* Below comes the architecture-specific code. For each architecture, we have + * the syscall declarations and the _start code definition. This is the only + * global part. On all architectures the kernel puts everything in the stack + * before jumping to _start just above us, without any return address (_start + * is not a function but an entry pint). So at the stack pointer we find argc. + * Then argv[] begins, and ends at the first NULL. Then we have envp which + * starts and ends with a NULL as well. So envp=argv+argc+1. + */ + +#ifndef _NOLIBC_ARCH_H +#define _NOLIBC_ARCH_H + +#if defined(__x86_64__) +#include "arch-x86_64.h" +#elif defined(__i386__) || defined(__i486__) || defined(__i586__) || defined(__i686__) +#include "arch-i386.h" +#elif defined(__ARM_EABI__) +#include "arch-arm.h" +#elif defined(__aarch64__) +#include "arch-aarch64.h" +#elif defined(__mips__) && defined(_ABIO32) +#include "arch-mips.h" +#elif defined(__riscv) +#include "arch-riscv.h" +#endif + +#endif /* _NOLIBC_ARCH_H */ |