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- /* libunwind - a platform-independent unwind library
- Copyright (C) 2003-2004 Hewlett-Packard Co
- Contributed by David Mosberger-Tang <davidm@hpl.hp.com>
- This file is part of libunwind.
- Permission is hereby granted, free of charge, to any person obtaining
- a copy of this software and associated documentation files (the
- "Software"), to deal in the Software without restriction, including
- without limitation the rights to use, copy, modify, merge, publish,
- distribute, sublicense, and/or sell copies of the Software, and to
- permit persons to whom the Software is furnished to do so, subject to
- the following conditions:
- The above copyright notice and this permission notice shall be
- included in all copies or substantial portions of the Software.
- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
- EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
- NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
- LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
- OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
- WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
- #include "jmpbuf.h"
- .align 32
- .global _setjmp
- .proc _setjmp
- _setjmp:
- mov r2 = ar.bsp
- st8 [r32] = r12 // jmp_buf[JB_SP] = sp
- mov r3 = rp
- adds r16 = JB_RP*8, r32
- adds r17 = JB_BSP*8, r32
- mov r8 = 0
- ;;
- st8 [r16] = r3 // jmp_buf[JB_RP] = rp
- st8 [r17] = r2 // jmp_buf[JB_BSP] = bsp
- br.ret.sptk.many rp
- .endp _setjmp
- #ifdef __linux__
- /* We do not need executable stack. */
- .section .note.GNU-stack,"",@progbits
- #endif
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