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Implement __sigsetjmp instead of __setjmp; call __sigjmp_save.

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This commit is contained in:
Roland McGrath 1994-12-04 17:53:34 +00:00
parent 5c87d70ba0
commit 1f58923f3c
2 changed files with 14 additions and 20 deletions
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18
sysdeps/m68k/setjmp.c
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@ -1,4 +1,4 @@
/* Copyright (C) 1991, 1992 Free Software Foundation, Inc.
/* Copyright (C) 1991, 1992, 1994 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
@ -16,27 +16,23 @@ License along with the GNU C Library; see the file COPYING.LIB. If
not, write to the Free Software Foundation, Inc., 675 Mass Ave,
Cambridge, MA 02139, USA. */
#include <ansidecl.h>
#include <setjmp.h>
#ifndef __GNUC__
#error This file uses GNU C extensions; you must compile with GCC.
#endif
/* Save the current program position in ENV and return 0. */
int
DEFUN(__setjmp, (env), jmp_buf env)
__sigsetjmp (jmp_buf env, int savemask)
{
/* Save data registers D1 through D7. */
asm volatile("movem%.l d1-d7, %0" : : "m" (env[0].__dregs[0]));
asm volatile ("movem%.l d1-d7, %0" : : "m" (env[0].__dregs[0]));
/* Save return address in place of register A0. */
env[0].__aregs[0] = (PTR) ((PTR *) &env)[-1];
/* Save address registers A1 through A5. */
asm volatile("movem%.l a1-a5, %0" : : "m" (env[0].__aregs[1]));
asm volatile ("movem%.l a1-a5, %0" : : "m" (env[0].__aregs[1]));
/* Save the signal mask if requested. */
__sigjmp_save (env, savemask);
/* Save caller's FP, not our own. */
env[0].__fp = (PTR) ((PTR *) &env)[-2];

16
sysdeps/vax/setjmp.c
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@ -1,4 +1,4 @@
/* Copyright (C) 1991, 1992 Free Software Foundation, Inc.
/* Copyright (C) 1991, 1992, 1994 Free Software Foundation, Inc.
Derived from @(#)_setjmp.s 5.7 (Berkeley) 6/27/88,
Copyright (c) 1980 Regents of the University of California.
@ -17,21 +17,19 @@ License along with the GNU C Library; see the file COPYING.LIB. If
not, write to the Free Software Foundation, Inc., 675 Mass Ave,
Cambridge, MA 02139, USA. */
#include <ansidecl.h>
#include <setjmp.h>
#ifndef __GNUC__
#error This file uses GNU C extensions; you must compile with GCC.
#endif
/* Save the current program position in ENV and return 0. */
int
DEFUN(__setjmp, (env), jmp_buf env)
__sigsetjmp (jmp_buf env, int savemask)
{
/* Save our caller's FP and PC. */
asm("movl 12(fp), %0" : "=g" (env[0].__fp));
asm("movl 16(fp), %0" : "=g" (env[0].__pc));
asm ("movl 12(fp), %0" : "=g" (env[0].__fp));
asm ("movl 16(fp), %0" : "=g" (env[0].__pc));
/* Save the signal mask if requested. */
__sigjmp_save (env, savemask);
return 0;
}