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- /* libunwind - a platform-independent unwind library
- Copyright (C) 2002, 2005 Hewlett-Packard Co
- Contributed by David Mosberger-Tang <davidm@hpl.hp.com>
- Modified for x86_64 by Max Asbock <masbock@us.ibm.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. */
- #ifndef unwind_i_h
- #define unwind_i_h
- #include <memory.h>
- #include <stdint.h>
- #include <libunwind-x86_64.h>
- #include "libunwind_i.h"
- #include <sys/ucontext.h>
- /* DWARF column numbers for x86_64: */
- #define RAX 0
- #define RDX 1
- #define RCX 2
- #define RBX 3
- #define RSI 4
- #define RDI 5
- #define RBP 6
- #define RSP 7
- #define R8 8
- #define R9 9
- #define R10 10
- #define R11 11
- #define R12 12
- #define R13 13
- #define R14 14
- #define R15 15
- #define RIP 16
- #define x86_64_lock UNW_OBJ(lock)
- #define x86_64_local_resume UNW_OBJ(local_resume)
- #define x86_64_local_addr_space_init UNW_OBJ(local_addr_space_init)
- #define setcontext UNW_ARCH_OBJ (setcontext)
- #if 0
- #define x86_64_scratch_loc UNW_OBJ(scratch_loc)
- #endif
- #define x86_64_r_uc_addr UNW_OBJ(r_uc_addr)
- #define x86_64_sigreturn UNW_OBJ(sigreturn)
- /* By-pass calls to access_mem() when known to be safe. */
- #ifdef UNW_LOCAL_ONLY
- # undef ACCESS_MEM_FAST
- # define ACCESS_MEM_FAST(ret,validate,cur,addr,to) \
- do { \
- if (unlikely(validate)) \
- (ret) = dwarf_get ((cur), DWARF_MEM_LOC ((cur), (addr)), &(to)); \
- else \
- (ret) = 0, (to) = *(unw_word_t *)(addr); \
- } while (0)
- #endif
- extern void x86_64_local_addr_space_init (void);
- extern int x86_64_local_resume (unw_addr_space_t as, unw_cursor_t *cursor,
- void *arg);
- extern int setcontext (const ucontext_t *ucp);
- #if 0
- extern dwarf_loc_t x86_64_scratch_loc (struct cursor *c, unw_regnum_t reg);
- #endif
- extern void *x86_64_r_uc_addr (ucontext_t *uc, int reg);
- extern NORETURN void x86_64_sigreturn (unw_cursor_t *cursor);
- #endif /* unwind_i_h */
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