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Viewing changes to sysdeps/unix/sysv/linux/sh/sysdep.h

  • Committer: Package Import Robot
  • Author(s): Matthias Klose
  • Date: 2012-02-08 01:58:09 UTC
  • mfrom: (1.5.3) (288.1.12 precise)
  • Revision ID: package-import@ubuntu.com-20120208015809-ulscst7uteq3e22z
Tags: 2.15~pre6-0ubuntu10
Merge from Debian (r5151, 2.13-26).

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sysdeps/unix/sysv/linux/sh/sysdep.h
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/* Copyright (C) 1992,1993,1995,1996,1997,1998,1999,2000,2002,2003,2004,
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   2005,2006,2009       Free Software Foundation, Inc.
 
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/* Copyright (C) 1992,1993,1995-2000,2002-2006,2009,2011
 
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        Free Software Foundation, Inc.
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   This file is part of the GNU C Library.
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   Contributed by Ulrich Drepper, <drepper@gnu.ai.mit.edu>, August 1995.
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   Changed by Kaz Kojima, <kkojima@rr.iij4u.or.jp>.
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# elif defined _LIBC_REENTRANT
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#  if USE___THREAD
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#   ifndef NOT_IN_libc
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#    define SYSCALL_ERROR_ERRNO __libc_errno
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#   else
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#    define SYSCALL_ERROR_ERRNO errno
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#   endif
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#   define SYSCALL_ERROR_HANDLER \
 
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#  ifndef NOT_IN_libc
 
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#   define SYSCALL_ERROR_ERRNO __libc_errno
 
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#  else
 
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#   define SYSCALL_ERROR_ERRNO errno
 
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#  endif
 
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#  define SYSCALL_ERROR_HANDLER \
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        neg r0,r1; \
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        mov r12,r2; \
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        mov.l 0f,r12; \
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        .align 2; \
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     0: .long _GLOBAL_OFFSET_TABLE_; \
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     1: .long SYSCALL_ERROR_ERRNO@GOTTPOFF
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#  else
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#   define SYSCALL_ERROR_HANDLER \
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        neg r0,r1; \
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        mov.l r14,@-r15; \
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        cfi_adjust_cfa_offset (4); \
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        cfi_rel_offset (r14, 0); \
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        mov.l r12,@-r15; \
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        cfi_adjust_cfa_offset (4); \
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        cfi_rel_offset (r12, 0); \
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        mov.l r1,@-r15; \
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        cfi_adjust_cfa_offset (4); \
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        cfi_rel_offset (r1, 0); \
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        mov.l 0f,r12; \
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        mova 0f,r0; \
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        add r0,r12; \
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        sts.l pr,@-r15; \
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        cfi_adjust_cfa_offset (4); \
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        cfi_rel_offset (pr, 0); \
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        mov r15,r14; \
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        cfi_def_cfa_register (r14); \
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        mov.l 1f,r1; \
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        bsrf r1; \
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         nop; \
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     2: mov r14,r15; \
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        lds.l @r15+,pr; \
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        mov.l @r15+,r1; \
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        mov.l r1,@r0; \
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        mov.l @r15+,r12; \
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        mov.l @r15+,r14; \
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        bra .Lpseudo_end; \
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         mov _IMM1,r0; \
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        .align 2; \
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     0: .long _GLOBAL_OFFSET_TABLE_; \
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     1: .long PLTJMP(C_SYMBOL_NAME(__errno_location))-(2b-.)
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/* A quick note: it is assumed that the call to `__errno_location' does
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   not modify the stack!  */
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#  endif
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# else
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/* Store (-r0) into errno through the GOT.  */
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#  define SYSCALL_ERROR_HANDLER                                               \
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    unsigned int resultvar = INTERNAL_SYSCALL (name, , nr, args);             \
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    if (__builtin_expect (INTERNAL_SYSCALL_ERROR_P (resultvar, ), 0))         \
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      {                                                                       \
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        __set_errno (INTERNAL_SYSCALL_ERRNO (resultvar, ));                   \
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        resultvar = 0xffffffff;                                               \
 
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        __set_errno (INTERNAL_SYSCALL_ERRNO (resultvar, ));                   \
 
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        resultvar = 0xffffffff;                                               \
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      }                                                                       \
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    (int) resultvar; })
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#define INTERNAL_SYSCALL_NCS(name, err, nr, args...) \
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  ({                                                                          \
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    unsigned long int resultvar;                                              \
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    register long int r3 asm ("%r3") = (name);                                \
 
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    register long int r3 asm ("%r3") = (name);                                \
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    SUBSTITUTE_ARGS_##nr(args);                                               \
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                                                                              \
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    asm volatile (SYSCALL_INST_STR##nr SYSCALL_INST_PAD                       \