diff options
Diffstat (limited to 'ldso')
| -rw-r--r-- | ldso/ldso/sparc/dl-syscalls.h | 170 |
1 files changed, 2 insertions, 168 deletions
diff --git a/ldso/ldso/sparc/dl-syscalls.h b/ldso/ldso/sparc/dl-syscalls.h index 79682c701..996bb87c6 100644 --- a/ldso/ldso/sparc/dl-syscalls.h +++ b/ldso/ldso/sparc/dl-syscalls.h @@ -1,172 +1,6 @@ -/* - * This file contains the system call macros and syscall - * numbers used by the shared library loader. - * - * NOTE: This should be integrated/moved to - * sysdeps/linux/sparc/bits/syscalls.h at some point ... - */ - -#define _SYSCALL_H -#include <bits/sysnum.h> - /* We can't use the real errno in ldso, since it has not yet * been dynamicly linked in yet. */ +#include "sys/syscall.h" extern int _dl_errno; +#undef __set_errno #define __set_errno(X) {(_dl_errno) = (X);} - -/* Here are the macros which define how this platform makes - * system calls. This particular variant does _not_ set - * errno (note how _dl_errno is used in __syscall_return) since - * these will get called before the errno symbol is dynamicly - * linked. */ - -#define __syscall_return(type, res) \ -do { \ - if (res < -255 || res >= 0) \ - return (type) res; \ - __set_errno(-res); \ - res = -1; \ - return (type) res; \ -} while (0) - -#define _syscall0(type,name) \ -type name(void) \ -{ \ - long __res; \ - register long __g1 __asm__ ("g1") = __NR_##name; \ - __asm__ __volatile__ ( \ - "t 0x10\n\t" \ - "bcc 1f\n\t" \ - "mov %%o0, %0\n\t" \ - "sub %%g0, %%o0, %0\n\t" \ - "1:\n\t" \ - : "=r" (__res)\ - : "r" (__g1) \ - : "o0", "cc"); \ - __syscall_return(type, __res); \ -} - -#define _syscall1(type,name,type1,arg1) \ -type name(type1 arg1) \ -{ \ - long __res; \ - register long __g1 __asm__ ("g1") = __NR_##name; \ - register long __o0 __asm__ ("o0") = (long)(arg1); \ - __asm__ __volatile__ ( \ - "t 0x10\n\t" \ - "bcc 1f\n\t" \ - "mov %%o0, %0\n\t" \ - "sub %%g0, %%o0, %0\n\t" \ - "1:\n\t" \ - : "=r" (__res), "=&r" (__o0) \ - : "1" (__o0), "r" (__g1) \ - : "cc"); \ - __syscall_return(type, __res); \ -} - -#define _syscall2(type,name,type1,arg1,type2,arg2) \ -type name(type1 arg1,type2 arg2) \ -{ \ - long __res; \ - register long __g1 __asm__ ("g1") = __NR_##name; \ - register long __o0 __asm__ ("o0") = (long)(arg1); \ - register long __o1 __asm__ ("o1") = (long)(arg2); \ - __asm__ __volatile__ ( \ - "t 0x10\n\t" \ - "bcc 1f\n\t" \ - "mov %%o0, %0\n\t" \ - "sub %%g0, %%o0, %0\n\t" \ - "1:\n\t" \ - : "=r" (__res), "=&r" (__o0) \ - : "1" (__o0), "r" (__o1), "r" (__g1) \ - : "cc"); \ - __syscall_return(type, __res); \ -} - -#define _syscall3(type,name,type1,arg1,type2,arg2,type3,arg3) \ -type name(type1 arg1,type2 arg2,type3 arg3) \ -{ \ - long __res; \ - register long __g1 __asm__ ("g1") = __NR_##name; \ - register long __o0 __asm__ ("o0") = (long)(arg1); \ - register long __o1 __asm__ ("o1") = (long)(arg2); \ - register long __o2 __asm__ ("o2") = (long)(arg3); \ - __asm__ __volatile__ ( \ - "t 0x10\n\t" \ - "bcc 1f\n\t" \ - "mov %%o0, %0\n\t" \ - "sub %%g0, %%o0, %0\n\t" \ - "1:\n\t" \ - : "=r" (__res), "=&r" (__o0) \ - : "1" (__o0), "r" (__o1), "r" (__o2), "r" (__g1) \ - : "cc"); \ - __syscall_return(type, __res); \ -} - -#define _syscall4(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4) \ -type name (type1 arg1, type2 arg2, type3 arg3, type4 arg4) \ -{ \ - long __res; \ - register long __g1 __asm__ ("g1") = __NR_##name; \ - register long __o0 __asm__ ("o0") = (long)(arg1); \ - register long __o1 __asm__ ("o1") = (long)(arg2); \ - register long __o2 __asm__ ("o2") = (long)(arg3); \ - register long __o3 __asm__ ("o3") = (long)(arg4); \ - __asm__ __volatile__ ( \ - "t 0x10\n\t" \ - "bcc 1f\n\t" \ - "mov %%o0, %0\n\t" \ - "sub %%g0, %%o0, %0\n\t" \ - "1:\n\t" \ - : "=r" (__res), "=&r" (__o0) \ - : "1" (__o0), "r" (__o1), "r" (__o2), "r" (__o3), "r" (__g1) \ - : "cc"); \ - __syscall_return(type, __res); \ -} - -#define _syscall5(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4, \ - type5,arg5) \ -type name (type1 arg1,type2 arg2,type3 arg3,type4 arg4,type5 arg5) \ -{ \ - long __res; \ - register long __g1 __asm__ ("g1") = __NR_##name; \ - register long __o0 __asm__ ("o0") = (long)(arg1); \ - register long __o1 __asm__ ("o1") = (long)(arg2); \ - register long __o2 __asm__ ("o2") = (long)(arg3); \ - register long __o3 __asm__ ("o3") = (long)(arg4); \ - register long __o4 __asm__ ("o4") = (long)(arg5); \ - __asm__ __volatile__ ( \ - "t 0x10\n\t" \ - "bcc 1f\n\t" \ - "mov %%o0, %0\n\t" \ - "sub %%g0, %%o0, %0\n\t" \ - "1:\n\t" \ - : "=r" (__res), "=&r" (__o0) \ - : "1" (__o0), "r" (__o1), "r" (__o2), "r" (__o3), "r" (__o4), "r" (__g1) \ - : "cc"); \ - __syscall_return(type, __res); \ -} - -#define _syscall6(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4, \ - type5,arg5,type6,arg6) \ -type name (type1 arg1,type2 arg2,type3 arg3,type4 arg4,type5 arg5,type6 arg6) \ -{ \ - long __res; \ - register long __g1 __asm__ ("g1") = __NR_##name; \ - register long __o0 __asm__ ("o0") = (long)(arg1); \ - register long __o1 __asm__ ("o1") = (long)(arg2); \ - register long __o2 __asm__ ("o2") = (long)(arg3); \ - register long __o3 __asm__ ("o3") = (long)(arg4); \ - register long __o4 __asm__ ("o4") = (long)(arg5); \ - register long __o5 __asm__ ("o5") = (long)(arg6); \ - __asm__ __volatile__ ( \ - "t 0x10\n\t" \ - "bcc 1f\n\t" \ - "mov %%o0, %0\n\t" \ - "sub %%g0, %%o0, %0\n\t" \ - "1:\n\t" \ - : "=r" (__res), "=&r" (__o0) \ - : "1" (__o0), "r" (__o1), "r" (__o2), "r" (__o3), "r" (__o4), "r" (__o5), "r" (__g1) \ - : "cc"); \ - __syscall_return(type, __res); \ -} |