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- /*
- * libc/sysdeps/linux/nios2/__longjmp.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>
- *
- */
- #include <features.h>
- #define _ASM
- #define _SETJMP_H
- #include <bits/setjmp.h>
- .globl __longjmp
- .type __longjmp,@function
- .balign 4
- __longjmp:
- /* return value is in r5*/
- mov r2, r5
-
- /* jmp_buf in r4, restore regs. */
- ldw r16, (JB_REGS+ 0)(r4)
- ldw r17, (JB_REGS+ 4)(r4)
- ldw r18, (JB_REGS+ 8)(r4)
- ldw r19, (JB_REGS+12)(r4)
- ldw r20, (JB_REGS+16)(r4)
- ldw r21, (JB_REGS+20)(r4)
- ldw r22, (JB_REGS+24)(r4)
- ldw r23, (JB_REGS+28)(r4)
-
- ldw ra, JB_PC(r4)
- ldw fp, JB_FP(r4)
- ldw gp, JB_GP(r4)
- ldw sp, JB_SP(r4)
-
- #if defined(__HAVE_FPU__)
- RESTORE_FPU r4 JB_FPREGS
- #endif
- /* return to saved RA */
- ret
- .size __longjmp,.-__longjmp
- libc_hidden_def(__longjmp)
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