diff options
| author | mirabilos <m@mirbsd.org> | 2017-01-29 15:05:13 +0100 |
|---|---|---|
| committer | Waldemar Brodkorb <wbx@openadk.org> | 2017-01-29 20:07:22 +0100 |
| commit | 2d3403be6c680fddcc66238baa0a25c0554e2227 (patch) | |
| tree | 34ac5e7a5e29f8b662d866206ea85ce626734095 /libc/sysdeps | |
| parent | c98ef313e6b7c8e8d224157e3473e0a4ce019139 (diff) | |
extract six-argument syscalls from the rest
(still same implementation though)
Signed-off-by: mirabilos <m@mirbsd.org>
Signed-off-by: Waldemar Brodkorb <wbx@openadk.org>
Diffstat (limited to 'libc/sysdeps')
| -rw-r--r-- | libc/sysdeps/linux/i386/bits/syscalls.h | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/libc/sysdeps/linux/i386/bits/syscalls.h b/libc/sysdeps/linux/i386/bits/syscalls.h index b0f54dcb0..e76a45653 100644 --- a/libc/sysdeps/linux/i386/bits/syscalls.h +++ b/libc/sysdeps/linux/i386/bits/syscalls.h @@ -14,7 +14,7 @@ #include <errno.h> -#define INTERNAL_SYSCALL_NCS(name, err, nr, args...) \ +#define INTERNAL_SYSCALL_NCS_X86_UPTOFIVE(name, err, nr, args...) \ (__extension__ \ ({ \ register unsigned int resultvar; \ @@ -30,6 +30,17 @@ }) \ ) +#define INTERNAL_SYSCALL_NCS_X86_0 INTERNAL_SYSCALL_NCS_X86_UPTOFIVE +#define INTERNAL_SYSCALL_NCS_X86_1 INTERNAL_SYSCALL_NCS_X86_UPTOFIVE +#define INTERNAL_SYSCALL_NCS_X86_2 INTERNAL_SYSCALL_NCS_X86_UPTOFIVE +#define INTERNAL_SYSCALL_NCS_X86_3 INTERNAL_SYSCALL_NCS_X86_UPTOFIVE +#define INTERNAL_SYSCALL_NCS_X86_4 INTERNAL_SYSCALL_NCS_X86_UPTOFIVE +#define INTERNAL_SYSCALL_NCS_X86_5 INTERNAL_SYSCALL_NCS_X86_UPTOFIVE +#define INTERNAL_SYSCALL_NCS_X86_6 INTERNAL_SYSCALL_NCS_X86_UPTOFIVE + +#define INTERNAL_SYSCALL_NCS(name, err, nr, args...) \ + INTERNAL_SYSCALL_NCS_X86_##nr(name, err, nr, args) + /* This code avoids pushing/popping ebx as much as possible. * I think the main reason was that older GCCs had problems * with proper saving/restoring of ebx if "b" constraint was used, |