137be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang/* libunwind - a platform-independent unwind library 237be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang Copyright (C) 2002-2005 Hewlett-Packard Co 337be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang Contributed by David Mosberger-Tang <davidm@hpl.hp.com> 437be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 537be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang Modified for x86_64 by Max Asbock <masbock@us.ibm.com> 637be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 737be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-TangThis file is part of libunwind. 837be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 937be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-TangPermission is hereby granted, free of charge, to any person obtaining 1037be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tanga copy of this software and associated documentation files (the 1137be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang"Software"), to deal in the Software without restriction, including 1237be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tangwithout limitation the rights to use, copy, modify, merge, publish, 1337be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tangdistribute, sublicense, and/or sell copies of the Software, and to 1437be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tangpermit persons to whom the Software is furnished to do so, subject to 1537be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tangthe following conditions: 1637be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 1737be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-TangThe above copyright notice and this permission notice shall be 1837be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tangincluded in all copies or substantial portions of the Software. 1937be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 2037be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-TangTHE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 2137be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-TangEXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 2237be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-TangMERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 2337be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-TangNONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE 2437be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-TangLIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION 2537be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-TangOF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION 2637be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-TangWITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ 2737be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 2837be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang#ifndef X86_64_LIBUNWIND_I_H 2937be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang#define X86_64_LIBUNWIND_I_H 3037be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 3137be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang/* Target-dependent definitions that are internal to libunwind but need 3237be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang to be shared with target-independent code. */ 3337be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 3437be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang#include <stdlib.h> 3537be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang#include <libunwind.h> 3637be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 3737be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang#include "elf64.h" 387d46a21e0a2cb561e4cad57b101a7137e01023dcChristopher Ferris/* ANDROID support update. */ 397d46a21e0a2cb561e4cad57b101a7137e01023dcChristopher Ferris#include "map_info.h" 407d46a21e0a2cb561e4cad57b101a7137e01023dcChristopher Ferris/* End of ANDROID update. */ 411fdb08e5fc427b54b54214e3b3fbdda73d369f4dDavid Mosberger-Tang#include "mempool.h" 4237be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang#include "dwarf.h" 4337be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 445f38f35d5d6c78aafa6da20845d9ceff74af00f8Lassi Tuuratypedef enum 455f38f35d5d6c78aafa6da20845d9ceff74af00f8Lassi Tuura { 465f38f35d5d6c78aafa6da20845d9ceff74af00f8Lassi Tuura UNW_X86_64_FRAME_STANDARD = -2, /* regular rbp, rsp +/- offset */ 475f38f35d5d6c78aafa6da20845d9ceff74af00f8Lassi Tuura UNW_X86_64_FRAME_SIGRETURN = -1, /* special sigreturn frame */ 485f38f35d5d6c78aafa6da20845d9ceff74af00f8Lassi Tuura UNW_X86_64_FRAME_OTHER = 0, /* not cacheable (special or unrecognised) */ 495f38f35d5d6c78aafa6da20845d9ceff74af00f8Lassi Tuura UNW_X86_64_FRAME_GUESSED = 1 /* guessed it was regular, but not known */ 505f38f35d5d6c78aafa6da20845d9ceff74af00f8Lassi Tuura } 515f38f35d5d6c78aafa6da20845d9ceff74af00f8Lassi Tuuraunw_tdep_frame_type_t; 525f38f35d5d6c78aafa6da20845d9ceff74af00f8Lassi Tuura 535f38f35d5d6c78aafa6da20845d9ceff74af00f8Lassi Tuuratypedef struct 545f38f35d5d6c78aafa6da20845d9ceff74af00f8Lassi Tuura { 555f38f35d5d6c78aafa6da20845d9ceff74af00f8Lassi Tuura uint64_t virtual_address; 565f38f35d5d6c78aafa6da20845d9ceff74af00f8Lassi Tuura int64_t frame_type : 2; /* unw_tdep_frame_type_t classification */ 575f38f35d5d6c78aafa6da20845d9ceff74af00f8Lassi Tuura int64_t last_frame : 1; /* non-zero if last frame in chain */ 585f38f35d5d6c78aafa6da20845d9ceff74af00f8Lassi Tuura int64_t cfa_reg_rsp : 1; /* cfa dwarf base register is rsp vs. rbp */ 595f38f35d5d6c78aafa6da20845d9ceff74af00f8Lassi Tuura int64_t cfa_reg_offset : 30; /* cfa is at this offset from base register value */ 605f38f35d5d6c78aafa6da20845d9ceff74af00f8Lassi Tuura int64_t rbp_cfa_offset : 15; /* rbp saved at this offset from cfa (-1 = not saved) */ 615f38f35d5d6c78aafa6da20845d9ceff74af00f8Lassi Tuura int64_t rsp_cfa_offset : 15; /* rsp saved at this offset from cfa (-1 = not saved) */ 625f38f35d5d6c78aafa6da20845d9ceff74af00f8Lassi Tuura } 635f38f35d5d6c78aafa6da20845d9ceff74af00f8Lassi Tuuraunw_tdep_frame_t; 645f38f35d5d6c78aafa6da20845d9ceff74af00f8Lassi Tuura 6537be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tangstruct unw_addr_space 6637be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang { 6737be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang struct unw_accessors acc; 6837be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang unw_caching_policy_t caching_policy; 6937be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang#ifdef HAVE_ATOMIC_OPS_H 7037be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang AO_t cache_generation; 7137be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang#else 7237be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang uint32_t cache_generation; 7337be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang#endif 7437be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang unw_word_t dyn_generation; /* see dyn-common.h */ 7537be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang unw_word_t dyn_info_list_addr; /* (cached) dyn_info_list_addr */ 7600db7f752ac26c5aab6b4ca03531a2c3e212b135Arun Sharma struct dwarf_rs_cache global_cache; 773842dac7333e42aa44531eda34ba55200b99ccf8Daniel Jacobowitz struct unw_debug_frame_list *debug_frames; 787d46a21e0a2cb561e4cad57b101a7137e01023dcChristopher Ferris /* ANDROID support update. */ 797d46a21e0a2cb561e4cad57b101a7137e01023dcChristopher Ferris struct map_info *map_list; 807d46a21e0a2cb561e4cad57b101a7137e01023dcChristopher Ferris /* End of ANDROID update. */ 8137be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang }; 8237be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 8337be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tangstruct cursor 8437be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang { 8537be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang struct dwarf_cursor dwarf; /* must be first */ 8637be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 879e98f15e9aee12e67cd5956d06ccb559f6a06213Lassi Tuura unw_tdep_frame_t frame_info; /* quick tracing assist info */ 889e98f15e9aee12e67cd5956d06ccb559f6a06213Lassi Tuura 8937be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang /* Format of sigcontext structure and address at which it is 9037be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang stored: */ 9137be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang enum 9237be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang { 9337be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang X86_64_SCF_NONE, /* no signal frame encountered */ 94c64723835c0c855fde5bec3d7528db64fe539015Konstantin Belousov X86_64_SCF_LINUX_RT_SIGFRAME, /* Linux ucontext_t */ 95752ce15c4fbe0e08c2d19df18caa86887732b3c8Konstantin Belousov X86_64_SCF_FREEBSD_SIGFRAME, /* FreeBSD signal frame */ 96752ce15c4fbe0e08c2d19df18caa86887732b3c8Konstantin Belousov X86_64_SCF_FREEBSD_SYSCALL, /* FreeBSD syscall */ 9737be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang } 9837be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang sigcontext_format; 9937be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang unw_word_t sigcontext_addr; 100649f1fb3449a65dd0626a709432d8b02a7c56bbcArun Sharma int validate; 101649f1fb3449a65dd0626a709432d8b02a7c56bbcArun Sharma ucontext_t *uc; 10237be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang }; 10337be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 104649f1fb3449a65dd0626a709432d8b02a7c56bbcArun Sharmastatic inline ucontext_t * 105649f1fb3449a65dd0626a709432d8b02a7c56bbcArun Sharmadwarf_get_uc(const struct dwarf_cursor *cursor) 106649f1fb3449a65dd0626a709432d8b02a7c56bbcArun Sharma{ 107649f1fb3449a65dd0626a709432d8b02a7c56bbcArun Sharma const struct cursor *c = (struct cursor *) cursor->as_arg; 108649f1fb3449a65dd0626a709432d8b02a7c56bbcArun Sharma return c->uc; 109649f1fb3449a65dd0626a709432d8b02a7c56bbcArun Sharma} 110649f1fb3449a65dd0626a709432d8b02a7c56bbcArun Sharma 11137be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang#define DWARF_GET_LOC(l) ((l).val) 11237be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 11337be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang#ifdef UNW_LOCAL_ONLY 11437be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang# define DWARF_NULL_LOC DWARF_LOC (0, 0) 11537be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang# define DWARF_IS_NULL_LOC(l) (DWARF_GET_LOC (l) == 0) 11637be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang# define DWARF_LOC(r, t) ((dwarf_loc_t) { .val = (r) }) 11737be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang# define DWARF_IS_REG_LOC(l) 0 11837be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang# define DWARF_REG_LOC(c,r) (DWARF_LOC((unw_word_t) \ 119ae5c1f2adf4da04235d87d024d4d942c01b2b447Lassi Tuura x86_64_r_uc_addr(dwarf_get_uc(c), (r)), 0)) 12037be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang# define DWARF_MEM_LOC(c,m) DWARF_LOC ((m), 0) 12137be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang# define DWARF_FPREG_LOC(c,r) (DWARF_LOC((unw_word_t) \ 122ae5c1f2adf4da04235d87d024d4d942c01b2b447Lassi Tuura x86_64_r_uc_addr(dwarf_get_uc(c), (r)), 0)) 12337be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang#else /* !UNW_LOCAL_ONLY */ 1248cdd8bfed8f21bb632faf69cca023c9762d78ab1Arun Sharma 12537be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang# define DWARF_LOC_TYPE_FP (1 << 0) 12637be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang# define DWARF_LOC_TYPE_REG (1 << 1) 12737be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang# define DWARF_NULL_LOC DWARF_LOC (0, 0) 12837be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang# define DWARF_IS_NULL_LOC(l) \ 12937be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang ({ dwarf_loc_t _l = (l); _l.val == 0 && _l.type == 0; }) 13037be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang# define DWARF_LOC(r, t) ((dwarf_loc_t) { .val = (r), .type = (t) }) 13137be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang# define DWARF_IS_REG_LOC(l) (((l).type & DWARF_LOC_TYPE_REG) != 0) 13237be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang# define DWARF_IS_FP_LOC(l) (((l).type & DWARF_LOC_TYPE_FP) != 0) 13337be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang# define DWARF_REG_LOC(c,r) DWARF_LOC((r), DWARF_LOC_TYPE_REG) 13437be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang# define DWARF_MEM_LOC(c,m) DWARF_LOC ((m), 0) 13537be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang# define DWARF_FPREG_LOC(c,r) DWARF_LOC((r), (DWARF_LOC_TYPE_REG \ 13637be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang | DWARF_LOC_TYPE_FP)) 13737be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 1388cdd8bfed8f21bb632faf69cca023c9762d78ab1Arun Sharma#endif /* !UNW_LOCAL_ONLY */ 1398cdd8bfed8f21bb632faf69cca023c9762d78ab1Arun Sharma 14037be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tangstatic inline int 14137be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tangdwarf_getfp (struct dwarf_cursor *c, dwarf_loc_t loc, unw_fpreg_t *val) 14237be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang{ 14337be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang if (DWARF_IS_NULL_LOC (loc)) 14437be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang return -UNW_EBADREG; 14537be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 14637be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang abort (); 14737be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang} 14837be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 14937be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tangstatic inline int 15037be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tangdwarf_putfp (struct dwarf_cursor *c, dwarf_loc_t loc, unw_fpreg_t val) 15137be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang{ 15237be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang if (DWARF_IS_NULL_LOC (loc)) 15337be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang return -UNW_EBADREG; 15437be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 15537be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang abort (); 15637be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang} 15737be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 15837be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tangstatic inline int 15937be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tangdwarf_get (struct dwarf_cursor *c, dwarf_loc_t loc, unw_word_t *val) 16037be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang{ 16137be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang if (DWARF_IS_NULL_LOC (loc)) 16237be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang return -UNW_EBADREG; 16337be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 16437be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang if (DWARF_IS_REG_LOC (loc)) 16537be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang return (*c->as->acc.access_reg) (c->as, DWARF_GET_LOC (loc), val, 16637be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 0, c->as_arg); 16737be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang else 16837be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang return (*c->as->acc.access_mem) (c->as, DWARF_GET_LOC (loc), val, 16937be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 0, c->as_arg); 17037be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang} 17137be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 17237be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tangstatic inline int 17337be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tangdwarf_put (struct dwarf_cursor *c, dwarf_loc_t loc, unw_word_t val) 17437be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang{ 17537be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang if (DWARF_IS_NULL_LOC (loc)) 17637be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang return -UNW_EBADREG; 17737be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 17837be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang if (DWARF_IS_REG_LOC (loc)) 17937be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang return (*c->as->acc.access_reg) (c->as, DWARF_GET_LOC (loc), &val, 18037be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 1, c->as_arg); 18137be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang else 18237be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang return (*c->as->acc.access_mem) (c->as, DWARF_GET_LOC (loc), &val, 18337be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 1, c->as_arg); 18437be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang} 18537be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 186e2962af9d31266761700b431da894421c0d757ecArun Sharma#define tdep_getcontext_trace UNW_ARCH_OBJ(getcontext_trace) 1875d0f376b08126b51a001d7cdfba1ec4e0d644f54Tommi Rantala#define tdep_init_done UNW_OBJ(init_done) 18828f33c8ce0b654cf31d6beda9a612870662f3c56Lassi Tuura#define tdep_init_mem_validate UNW_OBJ(init_mem_validate) 18937be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang#define tdep_init UNW_OBJ(init) 19037be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang/* Platforms that support UNW_INFO_FORMAT_TABLE need to define 19137be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang tdep_search_unwind_table. */ 19237be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang#define tdep_search_unwind_table dwarf_search_unwind_table 193d93d96ad833390519ea68a2df22dd55dd26a3214Martin Milata#define tdep_find_unwind_table dwarf_find_unwind_table 19437be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang#define tdep_get_elf_image UNW_ARCH_OBJ(get_elf_image) 19537be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang#define tdep_access_reg UNW_OBJ(access_reg) 19637be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang#define tdep_access_fpreg UNW_OBJ(access_fpreg) 197dac2d001afb1fa7040ca7d8ae57032f684d7023eLassi Tuura#if __linux__ 198dac2d001afb1fa7040ca7d8ae57032f684d7023eLassi Tuura# define tdep_fetch_frame UNW_OBJ(fetch_frame) 199dac2d001afb1fa7040ca7d8ae57032f684d7023eLassi Tuura# define tdep_cache_frame UNW_OBJ(cache_frame) 200dac2d001afb1fa7040ca7d8ae57032f684d7023eLassi Tuura# define tdep_reuse_frame UNW_OBJ(reuse_frame) 201dac2d001afb1fa7040ca7d8ae57032f684d7023eLassi Tuura#else 202dac2d001afb1fa7040ca7d8ae57032f684d7023eLassi Tuura# define tdep_fetch_frame(c,ip,n) do {} while(0) 203dac2d001afb1fa7040ca7d8ae57032f684d7023eLassi Tuura# define tdep_cache_frame(c,rs) do {} while(0) 204dac2d001afb1fa7040ca7d8ae57032f684d7023eLassi Tuura# define tdep_reuse_frame(c,rs) do {} while(0) 205dac2d001afb1fa7040ca7d8ae57032f684d7023eLassi Tuura#endif 2069e98f15e9aee12e67cd5956d06ccb559f6a06213Lassi Tuura#define tdep_stash_frame UNW_OBJ(stash_frame) 2075f38f35d5d6c78aafa6da20845d9ceff74af00f8Lassi Tuura#define tdep_trace UNW_OBJ(tdep_trace) 208ae5c1f2adf4da04235d87d024d4d942c01b2b447Lassi Tuura#define x86_64_r_uc_addr UNW_OBJ(r_uc_addr) 20937be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 21037be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang#ifdef UNW_LOCAL_ONLY 21137be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang# define tdep_find_proc_info(c,ip,n) \ 21237be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang dwarf_find_proc_info((c)->as, (ip), &(c)->pi, (n), \ 21337be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang (c)->as_arg) 21437be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang# define tdep_put_unwind_info(as,pi,arg) \ 21537be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang dwarf_put_unwind_info((as), (pi), (arg)) 21637be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang#else 21737be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang# define tdep_find_proc_info(c,ip,n) \ 21837be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang (*(c)->as->acc.find_proc_info)((c)->as, (ip), &(c)->pi, (n), \ 21937be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang (c)->as_arg) 22037be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang# define tdep_put_unwind_info(as,pi,arg) \ 22137be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang (*(as)->acc.put_unwind_info)((as), (pi), (arg)) 22237be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang#endif 22337be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 22437be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang#define tdep_get_as(c) ((c)->dwarf.as) 22537be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang#define tdep_get_as_arg(c) ((c)->dwarf.as_arg) 22637be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang#define tdep_get_ip(c) ((c)->dwarf.ip) 22737be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang#define tdep_big_endian(as) 0 22837be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 2295d0f376b08126b51a001d7cdfba1ec4e0d644f54Tommi Rantalaextern int tdep_init_done; 23037be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 23137be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tangextern void tdep_init (void); 23228f33c8ce0b654cf31d6beda9a612870662f3c56Lassi Tuuraextern void tdep_init_mem_validate (void); 23337be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tangextern int tdep_search_unwind_table (unw_addr_space_t as, unw_word_t ip, 23437be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang unw_dyn_info_t *di, unw_proc_info_t *pi, 23537be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang int need_unwind_info, void *arg); 236ae5c1f2adf4da04235d87d024d4d942c01b2b447Lassi Tuuraextern void *x86_64_r_uc_addr (ucontext_t *uc, int reg); 23716b95a68caaa7e021209e2cd6a877ae1e558f740Christopher Ferris/* ANDROID support update. */ 238f4a8df5f4f338f1a12c25213227e98b34b42447fChristopher Ferrisextern int tdep_get_elf_image (unw_addr_space_t as, struct elf_image *ei, 239f4a8df5f4f338f1a12c25213227e98b34b42447fChristopher Ferris pid_t pid, unw_word_t ip, 240f4a8df5f4f338f1a12c25213227e98b34b42447fChristopher Ferris unsigned long *segbase, unsigned long *mapoff, 241f4a8df5f4f338f1a12c25213227e98b34b42447fChristopher Ferris char **path); 24216b95a68caaa7e021209e2cd6a877ae1e558f740Christopher Ferris/* End of ANDROID update. */ 24337be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tangextern int tdep_access_reg (struct cursor *c, unw_regnum_t reg, 24437be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang unw_word_t *valp, int write); 24537be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tangextern int tdep_access_fpreg (struct cursor *c, unw_regnum_t reg, 24637be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang unw_fpreg_t *valp, int write); 247dac2d001afb1fa7040ca7d8ae57032f684d7023eLassi Tuura#if __linux__ 248dac2d001afb1fa7040ca7d8ae57032f684d7023eLassi Tuuraextern void tdep_fetch_frame (struct dwarf_cursor *c, unw_word_t ip, 249dac2d001afb1fa7040ca7d8ae57032f684d7023eLassi Tuura int need_unwind_info); 250dac2d001afb1fa7040ca7d8ae57032f684d7023eLassi Tuuraextern void tdep_cache_frame (struct dwarf_cursor *c, 251dac2d001afb1fa7040ca7d8ae57032f684d7023eLassi Tuura struct dwarf_reg_state *rs); 252dac2d001afb1fa7040ca7d8ae57032f684d7023eLassi Tuuraextern void tdep_reuse_frame (struct dwarf_cursor *c, 253dac2d001afb1fa7040ca7d8ae57032f684d7023eLassi Tuura struct dwarf_reg_state *rs); 2549e98f15e9aee12e67cd5956d06ccb559f6a06213Lassi Tuuraextern void tdep_stash_frame (struct dwarf_cursor *c, 2559e98f15e9aee12e67cd5956d06ccb559f6a06213Lassi Tuura struct dwarf_reg_state *rs); 256dac2d001afb1fa7040ca7d8ae57032f684d7023eLassi Tuura#endif 257dac2d001afb1fa7040ca7d8ae57032f684d7023eLassi Tuura 258e2962af9d31266761700b431da894421c0d757ecArun Sharmaextern int tdep_getcontext_trace (unw_tdep_context_t *); 2595f38f35d5d6c78aafa6da20845d9ceff74af00f8Lassi Tuuraextern int tdep_trace (unw_cursor_t *cursor, void **addresses, int *n); 2605f38f35d5d6c78aafa6da20845d9ceff74af00f8Lassi Tuura 26137be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang#endif /* X86_64_LIBUNWIND_I_H */ 262