From 692c5c148b6f8ec521bb2fcc4fa10aa80341fda5 Mon Sep 17 00:00:00 2001 From: Andreas Schwab Date: Tue, 16 Oct 2001 14:20:17 +0000 Subject: * sysdeps/m68k/setjmp.c: Also define setjmp and _setjmp if BSD_SETJMP or BSD__SETJMP is defined, resp. * sysdeps/m68k/bsd-setjmp.c: Inline setjmp code instead of making a tail call to __sigsetjmp that would require extending the caller's frame. * sysdeps/m68k/bsd-_setjmp.c: Likewise. * sysdeps/m68k/bsd-setjmp.S: Deleted. * sysdeps/m68k/bsd-_setjmp.S: Deleted. --- sysdeps/m68k/setjmp.c | 16 ++++++++++++++-- 1 file changed, 14 insertions(+), 2 deletions(-) (limited to 'sysdeps/m68k/setjmp.c') diff --git a/sysdeps/m68k/setjmp.c b/sysdeps/m68k/setjmp.c index 04568623f9..80672ad4db 100644 --- a/sysdeps/m68k/setjmp.c +++ b/sysdeps/m68k/setjmp.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1991, 1992, 1994, 1997 Free Software Foundation, Inc. +/* Copyright (C) 1991, 1992, 1994, 1997, 2001 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 @@ -20,7 +20,15 @@ /* Save the current program position in ENV and return 0. */ int +#if defined BSD_SETJMP +# undef setjmp +setjmp (jmp_buf env) +#elif defined BSD__SETJMP +# undef _setjmp +_setjmp (jmp_buf env) +#else __sigsetjmp (jmp_buf env, int savemask) +#endif { /* Save data registers D1 through D7. */ asm volatile ("movem%.l %/d1-%/d7, %0" @@ -39,12 +47,16 @@ __sigsetjmp (jmp_buf env, int savemask) /* Save caller's SP, not our own. */ env[0].__jmpbuf[0].__sp = (void *) &env; -#if defined(__HAVE_68881__) || defined(__HAVE_FPU__) +#if defined __HAVE_68881__ || defined __HAVE_FPU__ /* Save floating-point (68881) registers FP0 through FP7. */ asm volatile ("fmovem%.x %/fp0-%/fp7, %0" : : "m" (env[0].__jmpbuf[0].__fpregs[0])); #endif +#if defined BSD_SETJMP || defined BSD__SETJMP + return 0; +#else /* Save the signal mask if requested. */ return __sigjmp_save (env, savemask); +#endif } -- cgit v1.2.3