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95 lines
3.2 KiB
C
95 lines
3.2 KiB
C
/* libunwind - a platform-independent unwind library
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Copyright (C) 2002 Hewlett-Packard Co
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Contributed by David Mosberger-Tang <davidm@hpl.hp.com>
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This file is part of libunwind.
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Permission is hereby granted, free of charge, to any person obtaining
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a copy of this software and associated documentation files (the
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"Software"), to deal in the Software without restriction, including
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without limitation the rights to use, copy, modify, merge, publish,
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distribute, sublicense, and/or sell copies of the Software, and to
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permit persons to whom the Software is furnished to do so, subject to
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the following conditions:
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The above copyright notice and this permission notice shall be
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included in all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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#ifndef TDEP_X86_H
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#define TDEP_X86_H
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/* Target-dependent definitions that are internal to libunwind but need
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to be shared with target-independent code. */
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#include <stdlib.h>
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#include <libunwind.h>
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enum x86_pregnum
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{
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X86_NUM_PREGS
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};
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struct x86_loc
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{
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unw_word_t val;
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#ifndef UNW_LOCAL_ONLY
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unw_word_t type; /* see X86_LOC_TYPE_* macros. */
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#endif
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};
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struct unw_addr_space
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{
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struct unw_accessors acc;
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unw_caching_policy_t caching_policy;
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uint32_t cache_generation;
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unw_word_t dyn_generation; /* see dyn-common.h */
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unw_word_t dyn_info_list_addr; /* (cached) dyn_info_list_addr */
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};
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struct cursor
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{
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unw_addr_space_t as;
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void *as_arg;
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/* IP & SP cache: */
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unw_word_t eip;
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unw_word_t esp;
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struct x86_loc eip_loc;
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struct x86_loc ebp_loc;
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};
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/* Platforms that support UNW_INFO_FORMAT_TABLE need to define
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tdep_search_unwind_table. */
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#define tdep_search_unwind_table(a,b,c,d,e,f) \
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UNW_ARCH_OBJ(search_unwind_table) (a,b,c,d,e,f)
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#define tdep_find_proc_info(as,ip,pi,n,a) \
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UNW_ARCH_OBJ(find_proc_info) (as,ip,pi,n,a)
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#define tdep_put_unwind_info(a,b,c) UNW_ARCH_OBJ(put_unwind_info)(a,b,c)
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#define tdep_uc_addr(uc,reg) UNW_ARCH_OBJ(uc_addr)(uc,reg)
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#define tdep_get_elf_image(a,b,c,d,e) UNW_ARCH_OBJ(get_elf_image) (a, b, c, \
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d, e)
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#define tdep_debug_level UNW_ARCH_OBJ(debug_level)
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extern int tdep_search_unwind_table (unw_addr_space_t as, unw_word_t ip,
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unw_dyn_info_t *di, unw_proc_info_t *pi,
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int need_unwind_info, void *arg);
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extern int tdep_find_proc_info (unw_addr_space_t as, unw_word_t ip,
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unw_proc_info_t *pi, int need_unwind_info,
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void *arg);
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extern void tdep_put_unwind_info (unw_addr_space_t as,
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unw_proc_info_t *pi, void *arg);
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extern void *tdep_uc_addr (ucontext_t *uc, int reg);
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extern int tdep_get_elf_image (struct elf_image *ei, pid_t pid, unw_word_t ip,
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unsigned long *segbase, unsigned long *mapoff);
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extern int tdep_debug_level;
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#endif /* TDEP_X86_H */
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