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-rw-r--r--libc/sysdeps/linux/nios2/setjmp.S51
1 files changed, 51 insertions, 0 deletions
diff --git a/libc/sysdeps/linux/nios2/setjmp.S b/libc/sysdeps/linux/nios2/setjmp.S
new file mode 100644
index 000000000..b2ff52162
--- /dev/null
+++ b/libc/sysdeps/linux/nios2/setjmp.S
@@ -0,0 +1,51 @@
+/*
+ * libc/sysdeps/linux/nios2/setjmp.S
+ *
+ * Copyright (C) 2004,05,06 Microtronix Datacom Ltd
+ *
+ * This file is subject to the terms and conditions of the GNU Lesser
+ * General Public License. See the file COPYING.LIB in the main
+ * directory of this archive for more details.
+ *
+ * Written by Wentao Xu <wentao@microtronix.com>
+ *
+ */
+
+#define _ASM
+#define _SETJMP_H
+#include <bits/setjmp.h>
+
+.globl __sigsetjmp
+.type __sigsetjmp,@function
+.balign 4
+
+__sigsetjmp:
+ stw r16, (JB_REGS+ 0)(r4)
+ stw r17, (JB_REGS+ 4)(r4)
+ stw r18, (JB_REGS+ 8)(r4)
+ stw r19, (JB_REGS+12)(r4)
+ stw r20, (JB_REGS+16)(r4)
+ stw r21, (JB_REGS+20)(r4)
+ stw r22, (JB_REGS+24)(r4)
+ stw r23, (JB_REGS+28)(r4)
+
+ stw ra, JB_PC(r4)
+ stw sp, JB_SP(r4)
+ stw fp, JB_FP(r4)
+ stw gp, JB_GP(r4)
+
+#if defined(__HAVE_FPU__)
+ SAVE_FPU r4 JB_FPREGS
+#endif
+
+#ifdef __PIC__
+ /* just pray 16 bit offset is enough */
+ br __sigjmp_save
+#else
+ movhi r8, %hi(__sigjmp_save)
+ ori r8, r8, %lo(__sigjmp_save)
+ jmp r8
+#endif
+
+
+