diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/sparc/sparc64/sysdep.h')
| -rw-r--r-- | sysdeps/unix/sysv/linux/sparc/sparc64/sysdep.h | 44 |
1 files changed, 38 insertions, 6 deletions
diff --git a/sysdeps/unix/sysv/linux/sparc/sparc64/sysdep.h b/sysdeps/unix/sysv/linux/sparc/sparc64/sysdep.h index 18218621e8..3c8999a75b 100644 --- a/sysdeps/unix/sysv/linux/sparc/sparc64/sysdep.h +++ b/sysdeps/unix/sysv/linux/sparc/sparc64/sysdep.h @@ -1,4 +1,4 @@ -/* Copyright (C) 1997, 2000 Free Software Foundation, Inc. +/* Copyright (C) 1997, 2000, 2002 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Richard Henderson <richard@gnu.ai.mit.edu>, 1997. @@ -22,6 +22,10 @@ #include <sysdeps/unix/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 @@ -43,13 +47,35 @@ C_LABEL(name); \ .type name,@function; -#define SYSCALL_ERROR_HANDLER \ +#if RTLD_PRIVATE_ERRNO +# define SYSCALL_ERROR_HANDLER \ + .section .gnu.linkonce.t.__sparc64.get_pic.l7,"ax",@progbits; \ + .globl __sparc64.get_pic.l7; \ + .hidden __sparc64.get_pic.l7; \ + .type __sparc64.get_pic.l7,@function; \ +__sparc64.get_pic.l7: \ + retl; \ + add %o7, %l7, %l7; \ + .previous; \ save %sp, -192, %sp; \ - call __errno_location; \ - nop; \ - st %i0, [%o0]; \ + sethi %hi(_GLOBAL_OFFSET_TABLE_-4), %l7; \ + call __sparc.get_pic.l7; \ + add %l7, %lo(_GLOBAL_OFFSET_TABLE_+4), %l7; \ + ldx [%l7 + errno], %l0; \ + st %i0, [%l0]; \ jmpl %i7+8, %g0; \ - restore %g0, -1, %o0 + restore %g0, -1, %o0; +#else +# define SYSCALL_ERROR_HANDLER \ + .global __errno_location; \ + .type __errno_location,@function; \ + save %sp, -192, %sp; \ + call __errno_location; \ + nop; \ + st %i0, [%o0]; \ + jmpl %i7+8, %g0; \ + restore %g0, -1, %o0; +#endif #define PSEUDO(name, syscall_name, args) \ .text; \ @@ -88,6 +114,12 @@ "restore %%g0, -1, %%o0;" \ "1:" +#define __INTERNAL_SYSCALL_STRING \ + "ta 0x6d;" \ + "bcs,a,pt %%xcc, 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", \ |