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-rw-r--r--libc/sysdeps/linux/powerpc/setjmp.S92
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