diff options
Diffstat (limited to 'newlib/libc/sys/linux/machine/i386/syscall.h')
| -rw-r--r-- | newlib/libc/sys/linux/machine/i386/syscall.h | 190 |
1 files changed, 0 insertions, 190 deletions
diff --git a/newlib/libc/sys/linux/machine/i386/syscall.h b/newlib/libc/sys/linux/machine/i386/syscall.h deleted file mode 100644 index ec9bc2402..000000000 --- a/newlib/libc/sys/linux/machine/i386/syscall.h +++ /dev/null @@ -1,190 +0,0 @@ -/* libc/sys/linux/machine/i386/syscall.h - x86 linux system calls */ - -/* Written 2000 by Werner Almesberger */ - - -#ifndef SYSCALL_H - -#include <machine/weakalias.h> -#include <sys/errno.h> -#include <asm/unistd.h> -#include <unistd.h> - - -/* - * Note: several system calls are for SysV or BSD compatibility, or are - * specific Linuxisms. Most of those system calls are not implemented in - * this library. - */ - - -#if defined(__PIC__) && defined(__i386__) - -/* - * PIC uses %ebx, so we need to save it during system calls - */ - -#ifndef __syscall_return - -/* FIXME: remove this and switch over to use vsyscall. */ - -#define __syscall_return(type, res) \ -do { \ - if ((unsigned long)(res) >= (unsigned long)(-125)) { \ - errno = -(res); \ - res = -1; \ - } \ - return (type) (res); \ -} while (0) - -#endif -#undef __inline_syscall0 -#define __inline_syscall0(name,ret) \ -__asm__ volatile ("int $0x80" \ - : "=a" (ret) \ - : "0" (__NR_##name)); - -#undef __inline_syscall1 -#define __inline_syscall1(name,ret,arg1) \ -__asm__ volatile ("push %%ebx; movl %2,%%ebx; int $0x80; pop %%ebx" \ - : "=a" (ret) \ - : "0" (__NR_##name),"r" ((long)(arg1))); - -#undef __inline_syscall2 -#define __inline_syscall2(name,ret,arg1,arg2) \ -__asm__ volatile ("push %%ebx; movl %2,%%ebx; int $0x80; pop %%ebx" \ - : "=a" (ret) \ - : "0" (__NR_##name),"r" ((long)(arg1)),"c" ((long)(arg2))); - -#undef __inline_syscall3 -#define __inline_syscall3(name,ret,arg1,arg2,arg3) \ -__asm__ volatile ("push %%ebx; movl %2,%%ebx; int $0x80; pop %%ebx" \ - : "=a" (ret) \ - : "0" (__NR_##name),"r" ((long)(arg1)),"c" ((long)(arg2)), \ - "d" ((long)(arg3))); - -#undef __inline_syscall4 -#define __inline_syscall4(name,ret,arg1,arg2,arg3,arg4) \ -__asm__ volatile ("push %%ebx; movl %2,%%ebx; int $0x80; pop %%ebx" \ - : "=a" (ret) \ - : "0" (__NR_##name),"r" ((long)(arg1)),"c" ((long)(arg2)), \ - "d" ((long)(arg3)),"S" ((long)(arg4))); - -#undef __inline_syscall5 -#define __inline_syscall5(name,ret,arg1,arg2,arg3,arg4,arg5) \ -__asm__ volatile ("push %%ebx; movl %2,%%ebx; int $0x80; pop %%ebx" \ - : "=a" (ret) \ - : "0" (__NR_##name),"m" ((long)(arg1)),"c" ((long)(arg2)), \ - "d" ((long)(arg3)),"S" ((long)(arg4)),"D" ((long)(arg5))); - -#undef __inline_syscall6 -#define __inline_syscall6(name,ret,arg1,arg2,arg3,arg4,arg5,arg6) \ -__asm__ volatile ("push %%ebx; lea 8(%%ebp),%%ebx; int $0x80; pop %%ebx" \ - : "=a" (ret) \ - : "0" (__NR_##name)); - -#undef _syscall0_base -#define _syscall0_base(type,name) \ -type __libc_##name (void) \ -{ \ -long __res; \ -__inline_syscall0(name,__res) \ -__syscall_return(type,__res); \ -} - -#undef _syscall1_base -#define _syscall1_base(type,name,type1,arg1) \ -type __libc_##name (type1 arg1) \ -{ \ -long __res; \ -__inline_syscall1(name,__res,arg1) \ -__syscall_return(type,__res); \ -} - -#undef _syscall2_base -#define _syscall2_base(type,name,type1,arg1,type2,arg2) \ -type __libc_##name (type1 arg1,type2 arg2) \ -{ \ -long __res; \ -__inline_syscall2(name,__res,arg1,arg2) \ -__syscall_return(type,__res); \ -} - -#undef _syscall3_base -#define _syscall3_base(type,name,type1,arg1,type2,arg2,type3,arg3) \ -type __libc_##name (type1 arg1,type2 arg2,type3 arg3) \ -{ \ -long __res; \ -__inline_syscall3(name,__res,arg1,arg2,arg3) \ -__syscall_return(type,__res); \ -} - -#undef _syscall4_base -#define _syscall4_base(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4) \ -type __libc_##name (type1 arg1, type2 arg2, type3 arg3, type4 arg4) \ -{ \ -long __res; \ -__inline_syscall4(name,__res,arg1,arg2,arg3,arg4) \ -__syscall_return(type,__res); \ -} - -#undef _syscall5_base -#define _syscall5_base(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4, \ - type5,arg5) \ -type __libc_##name (type1 arg1,type2 arg2,type3 arg3,type4 arg4,type5 arg5) \ -{ \ -long __res; \ -__inline_syscall5(name,__res,arg1,arg2,arg3,arg4,arg5) \ -__syscall_return(type,__res); \ -} \ - -#undef _syscall6_base -#define _syscall6_base(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4, \ - type5,arg5,type6,arg6) \ -type __libc_##name (type1 arg1,type2 arg2,type3 arg3,type4 arg4,type5 arg5,type6 arg6) \ -{ \ -long __res; \ -__inline_syscall6(name,__res,arg1,arg2,arg3,arg4,arg5,arg6) \ -__syscall_return(type,__res); \ -} - -#undef _syscall0 -#define _syscall0(type,name) \ -_syscall0_base(type,name) \ -weak_alias(__libc_##name,name); - -#undef _syscall1 -#define _syscall1(type,name,type1,arg1) \ -_syscall1_base(type,name,type1,arg1) \ -weak_alias(__libc_##name,name); - -#undef _syscall2 -#define _syscall2(type,name,type1,arg1,type2,arg2) \ -_syscall2_base(type,name,type1,arg1,type2,arg2) \ -weak_alias(__libc_##name,name); - -#undef _syscall3 -#define _syscall3(type,name,type1,arg1,type2,arg2,type3,arg3) \ -_syscall3_base(type,name,type1,arg1,type2,arg2,type3,arg3) \ -weak_alias(__libc_##name,name); - -#undef _syscall4 -#define _syscall4(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4) \ -_syscall4_base(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4) \ -weak_alias(__libc_##name,name); - -#undef _syscall5 -#define _syscall5(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4, \ - type5,arg5) \ -_syscall5_base(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4,type5,arg5) \ -weak_alias(__libc_##name,name); - -#undef _syscall6 -#define _syscall6(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4, \ - type5,arg5,type6,arg6) \ -_syscall6_base(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4,type5,arg5,type6,arg6) \ -weak_alias(__libc_##name,name); - -#endif /* __PIC__ && __i386__ */ - -#endif /* SYSCALL_H */ |