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| author | Roland McGrath <roland@gnu.org> | 2002-10-24 18:49:00 +0000 |
|---|---|---|
| committer | Roland McGrath <roland@gnu.org> | 2002-10-24 18:49:00 +0000 |
| commit | 369b849f1a382df2c1ee5d3a997bf318950cf5ab (patch) | |
| tree | d39acd6080d24649012bd3862ca8837d2438a822 /sysdeps/unix/sysv/linux/sparc/sparc32/sysdep.h | |
| parent | 90d598708199f0506e390bb9866e4bdb592f858a (diff) | |
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* sysdeps/unix/sysv/linux/s390/s390-32/sysdep.h (INTERNAL_SYSCALL,
INTERNAL_SYSCALL_ERROR_P, INTERNAL_SYSCALL_ERRNO): New macros.
(INLINE_SYSCALL): Use that.
* sysdeps/unix/sysv/linux/s390/s390-64/sysdep.h (INTERNAL_SYSCALL,
INTERNAL_SYSCALL_ERROR_P, INTERNAL_SYSCALL_ERRNO): New macros.
(INLINE_SYSCALL): Use that.
* sysdeps/unix/sysv/linux/x86_64/sysdep.h (INTERNAL_SYSCALL,
INTERNAL_SYSCALL_ERROR_P, INTERNAL_SYSCALL_ERRNO): New macros.
(INLINE_SYSCALL): Use that.
* sysdeps/unix/sysv/linux/sparc/sparc32/sysdep.h: Include
dl-sysdep.h.
(SYSCALL_ERROR_HANDLER): Define RTLD_PRIVATE_ERRNO variant.
(__INTERNAL_SYSCALL_STRING): Define.
* sysdeps/unix/sysv/linux/sparc/sparc64/sysdep.h: Include
dl-sysdep.h.
(SYSCALL_ERROR_HANDLER): Define RTLD_PRIVATE_ERRNO variant.
(__INTERNAL_SYSCALL_STRING): Define.
* sysdeps/unix/sysv/linux/sparc/sysdep.h (INLINE_SYSCALL): Pass
__SYSCALL_STRING to inline_syscall*.
(INTERNAL_SYSCALL, INTERNAL_SYSCALL_ERROR_P, INTERNAL_SYSCALL_ERRNO):
New macros.
(inline_syscall0, inline_syscall1, inline_syscall2, inline_syscall3,
inline_syscall4, inline_syscall5, inline_syscall6): Add string
argument.
2002-10-24 Roland McGrath <roland@redhat.com>
* libio/bug-wfflush.c: New file.
* libio/Makefile (tests): Add bug-wfflush.
Diffstat (limited to 'sysdeps/unix/sysv/linux/sparc/sparc32/sysdep.h')
| -rw-r--r-- | sysdeps/unix/sysv/linux/sparc/sparc32/sysdep.h | 54 |
1 files changed, 37 insertions, 17 deletions
diff --git a/sysdeps/unix/sysv/linux/sparc/sparc32/sysdep.h b/sysdeps/unix/sysv/linux/sparc/sparc32/sysdep.h index c2e7e0aede..e3573fd454 100644 --- a/sysdeps/unix/sysv/linux/sparc/sparc32/sysdep.h +++ b/sysdeps/unix/sysv/linux/sparc/sparc32/sysdep.h @@ -22,6 +22,10 @@ #include <sysdeps/unix/sparc/sysdep.h> +#ifdef IS_IN_rtld +# include <dl-sysdep.h> /* Defines RTLD_PRIVATE_ERRNO. */ +#endif + #undef SYS_ify #define SYS_ify(syscall_name) __NR_##syscall_name @@ -50,25 +54,35 @@ #define LOC(name) .L##name -#ifdef PIC -#define SYSCALL_ERROR_HANDLER \ - .global C_SYMBOL_NAME(__errno_location); \ - .type C_SYMBOL_NAME(__errno_location),@function; \ - save %sp,-96,%sp; \ +#if RTLD_PRIVATE_ERRNO +# define SYSCALL_ERROR_HANDLER \ + .section .gnu.linkonce.t.__sparc.get_pic.l7,"ax",@progbits; \ + .globl __sparc.get_pic.l7; \ + .hidden __sparc.get_pic.l7; \ + .type __sparc.get_pic.l7,@function; \ +__sparc.get_pic.l7: \ + retl; \ + add %o7, %l7, %l7; \ + .previous; \ + save %sp,-96,%sp; \ + sethi %hi(_GLOBAL_OFFSET_TABLE_-4), %l7; \ + call __sparc.get_pic.l7; \ + add %l7, %lo(_GLOBAL_OFFSET_TABLE_+4), %l7; \ + ld [%l7 + errno], %l0; \ + st %i0, [%l0]; \ + jmpl %i7+8, %g0; \ + restore %g0, -1, %o0; +#else +# define SYSCALL_ERROR_HANDLER \ + .global __errno_location; \ + .type __errno_location,@function; \ + save %sp, -96, %sp; \ call __errno_location; \ nop; \ - st %i0,[%o0]; \ - jmpl %i7+8,%g0; \ - restore %g0,-1,%o0; -#else -#define SYSCALL_ERROR_HANDLER \ - save %sp,-96,%sp; \ - call __errno_location; \ - nop; \ - st %i0,[%o0]; \ - jmpl %i7+8,%g0; \ - restore %g0,-1,%o0; -#endif /* PIC */ + st %i0, [%o0]; \ + jmpl %i7+8, %g0; \ + restore %g0, -1, %o0; +#endif #define PSEUDO(name, syscall_name, args) \ .text; \ @@ -97,6 +111,12 @@ " restore %%g0, -1, %%o0;" \ ".previous;" +#define __INTERNAL_SYSCALL_STRING \ + "ta 0x10;" \ + "bcs,a 1f;" \ + " sub %%g0, %%o0, %%o0;" \ + "1:" + #define __SYSCALL_CLOBBERS "g2", "g3", "g4", "g5", "g7", \ "f0", "f1", "f2", "f3", "f4", "f5", "f6", "f7", \ "f8", "f9", "f10", "f11", "f12", "f13", "f14", "f15", \ |