diff options
| author | Peter Kjellerstedt <peter.kjellerstedt@axis.com> | 2006-02-23 17:21:39 +0000 |
|---|---|---|
| committer | Peter Kjellerstedt <peter.kjellerstedt@axis.com> | 2006-02-23 17:21:39 +0000 |
| commit | 1583fb7f92973cdbba391bd32a1b42cbdb5839b8 (patch) | |
| tree | 1d0cdadd951d29a0cdec8a0116bc6576ff8590cc /libc/sysdeps/linux/cris/setjmp.S | |
| parent | d340072c9a51379eb7e754b50173269974c9bc5c (diff) | |
Added support for the new CRISv32 architecture.
Diffstat (limited to 'libc/sysdeps/linux/cris/setjmp.S')
| -rw-r--r-- | libc/sysdeps/linux/cris/setjmp.S | 33 |
1 files changed, 25 insertions, 8 deletions
diff --git a/libc/sysdeps/linux/cris/setjmp.S b/libc/sysdeps/linux/cris/setjmp.S index 0c5608fbd..e7bb6358a 100644 --- a/libc/sysdeps/linux/cris/setjmp.S +++ b/libc/sysdeps/linux/cris/setjmp.S @@ -1,5 +1,5 @@ /* setjmp for CRIS. - Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc. + Copyright (C) 2001, 2002, 2003 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 @@ -18,14 +18,28 @@ Boston, MA 02111-1307, USA. */ #include "sysdep.h" -#define _ASM #define _SETJMP_H +#define _ASM #include <bits/setjmp.h> .syntax no_register_prefix ENTRY (__sigsetjmp) .Local__sigsetjmp: + +#ifdef __arch_v32 + + moveq 1,r9 + move.d r10,r12 + addq 14*4,r12 + movem r9,[r10] + lapc 0f,r13 + move.d sp,[r12+] + move.d r13,[r12+] + move srp,[r12+] + +#else + moveq 1,r9 movem sp,[r10+1*4] #ifdef __PIC__ @@ -36,6 +50,15 @@ ENTRY (__sigsetjmp) #endif move.d r9,[r10] move srp,[r10+16*4] + +#endif + +/* Saving and restoring CCR is meaningless, so we don't do it. */ + +/* Saving registers would complicate the implementation, but we + can get away with not setting up R0 here since we know that + __sigjmp_save is a local symbol; it doesn't have a PLT (which + would have required GOT in R0 at the time of the jump). */ PLTJUMP (__sigjmp_save) 0: /* This is where longjmp returns. (Don't use "ret" - it's a macro. */ Ret @@ -59,9 +82,3 @@ ENTRY (setjmp) ba .Local__sigsetjmp moveq 1,r11 END (setjmp) - -/* -weak_extern (__setjmp) -weak_extern (_setjmp) -weak_extern (setjmp) -*/ |