diff options
Diffstat (limited to 'libc/sysdeps/linux/powerpc/setjmp.S')
-rw-r--r-- | libc/sysdeps/linux/powerpc/setjmp.S | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/libc/sysdeps/linux/powerpc/setjmp.S b/libc/sysdeps/linux/powerpc/setjmp.S new file mode 100644 index 000000000..04b06d689 --- /dev/null +++ b/libc/sysdeps/linux/powerpc/setjmp.S @@ -0,0 +1,92 @@ +/* setjmp for PowerPC and PowerPC e500. + Copyright (C) 1995, 1996, 1997, 1999, 2000, 2004 + Free Software Foundation, Inc. + e500 contributed by Aldy Hernandez <aldyh@redhat.com>. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <features.h> +#include "ppc_asm.h" +#define _ASM +#define _SETJMP_H +#include <bits/setjmp.h> + +#if defined __UCLIBC_HAS_FLOATS__ && ! defined __UCLIBC_HAS_SOFT_FLOAT__ +#define FP(x...) x +#else +#define FP(x...) +#endif + +#if defined __CONFIG_E500__ +#define LFD(reg) evldd r##reg +#define STFD(reg) evstdd r##reg +#else +#define LFD(reg) lfd fp##reg +#define STFD(reg) stfd fp##reg +#endif /* __CONFIG_E500__ */ + +.globl __sigsetjmp; +.type __sigsetjmp, @function; +.align 2; + +__sigsetjmp: + stw r1,(JB_GPR1*4)(3) + mflr r0 + stw r2,(JB_GPR2*4)(3) + stw r14,((JB_GPRS+0)*4)(3) +FP( STFD (14),((JB_FPRS+0*2)*4)(3)) + stw r0,(JB_LR*4)(3) + stw r15,((JB_GPRS+1)*4)(3) +FP( STFD (15),((JB_FPRS+1*2)*4)(3)) + mfcr r0 + stw r16,((JB_GPRS+2)*4)(3) +FP( STFD (16),((JB_FPRS+2*2)*4)(3)) + stw r0,(JB_CR*4)(3) + stw r17,((JB_GPRS+3)*4)(3) +FP( STFD (17),((JB_FPRS+3*2)*4)(3)) + stw r18,((JB_GPRS+4)*4)(3) +FP( STFD (18),((JB_FPRS+4*2)*4)(3)) + stw r19,((JB_GPRS+5)*4)(3) +FP( STFD (19),((JB_FPRS+5*2)*4)(3)) + stw r20,((JB_GPRS+6)*4)(3) +FP( STFD (20),((JB_FPRS+6*2)*4)(3)) + stw r21,((JB_GPRS+7)*4)(3) +FP( STFD (21),((JB_FPRS+7*2)*4)(3)) + stw r22,((JB_GPRS+8)*4)(3) +FP( STFD (22),((JB_FPRS+8*2)*4)(3)) + stw r23,((JB_GPRS+9)*4)(3) +FP( STFD (23),((JB_FPRS+9*2)*4)(3)) + stw r24,((JB_GPRS+10)*4)(3) +FP( STFD (24),((JB_FPRS+10*2)*4)(3)) + stw r25,((JB_GPRS+11)*4)(3) +FP( STFD (25),((JB_FPRS+11*2)*4)(3)) + stw r26,((JB_GPRS+12)*4)(3) +FP( STFD (26),((JB_FPRS+12*2)*4)(3)) + stw r27,((JB_GPRS+13)*4)(3) +FP( STFD (27),((JB_FPRS+13*2)*4)(3)) + stw r28,((JB_GPRS+14)*4)(3) +FP( STFD (28),((JB_FPRS+14*2)*4)(3)) + stw r29,((JB_GPRS+15)*4)(3) +FP( STFD (29),((JB_FPRS+15*2)*4)(3)) + stw r30,((JB_GPRS+16)*4)(3) +FP( STFD (30),((JB_FPRS+16*2)*4)(3)) + stw r31,((JB_GPRS+17)*4)(3) +FP( STFD (31),((JB_FPRS+17*2)*4)(3)) + + b __sigjmp_save@local + +.size __sigsetjmp,.-__sigsetjmp |