137be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang/* libunwind - a platform-independent unwind library 237be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang Copyright (C) 2003-2005 Hewlett-Packard Co 337be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang Contributed by David Mosberger-Tang <davidm@hpl.hp.com> 437be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 537be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-TangThis file is part of libunwind. 637be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 737be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-TangPermission is hereby granted, free of charge, to any person obtaining 837be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tanga copy of this software and associated documentation files (the 937be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang"Software"), to deal in the Software without restriction, including 1037be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tangwithout limitation the rights to use, copy, modify, merge, publish, 1137be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tangdistribute, sublicense, and/or sell copies of the Software, and to 1237be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tangpermit persons to whom the Software is furnished to do so, subject to 1337be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tangthe following conditions: 1437be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 1537be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-TangThe above copyright notice and this permission notice shall be 1637be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tangincluded in all copies or substantial portions of the Software. 1737be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 1837be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-TangTHE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 1937be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-TangEXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 2037be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-TangMERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 2137be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-TangNONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE 2237be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-TangLIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION 2337be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-TangOF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION 2437be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-TangWITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ 2537be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 2637be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang#ifndef HPPA_LIBUNWIND_I_H 2737be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang#define HPPA_LIBUNWIND_I_H 2837be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 2937be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang/* Target-dependent definitions that are internal to libunwind but need 3037be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang to be shared with target-independent code. */ 3137be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 3237be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang#include <stdlib.h> 3337be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang#include <libunwind.h> 3437be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 3537be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang#include "elf32.h" 367d46a21e0a2cb561e4cad57b101a7137e01023dcChristopher Ferris/* ANDROID support update. */ 377d46a21e0a2cb561e4cad57b101a7137e01023dcChristopher Ferris#include "map_info.h" 387d46a21e0a2cb561e4cad57b101a7137e01023dcChristopher Ferris/* End of ANDROID update. */ 39d139d7e78ebc02a4bf86624a010198eb47df5e92Tommi Rantala#include "mempool.h" 4037be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang#include "dwarf.h" 4137be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 425f38f35d5d6c78aafa6da20845d9ceff74af00f8Lassi Tuuratypedef struct 435f38f35d5d6c78aafa6da20845d9ceff74af00f8Lassi Tuura { 445f38f35d5d6c78aafa6da20845d9ceff74af00f8Lassi Tuura /* no hppa-specific fast trace */ 455f38f35d5d6c78aafa6da20845d9ceff74af00f8Lassi Tuura } 465f38f35d5d6c78aafa6da20845d9ceff74af00f8Lassi Tuuraunw_tdep_frame_t; 475f38f35d5d6c78aafa6da20845d9ceff74af00f8Lassi Tuura 4837be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tangstruct unw_addr_space 4937be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang { 5037be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang struct unw_accessors acc; 5137be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang unw_caching_policy_t caching_policy; 5237be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang#ifdef HAVE_ATOMIC_OPS_H 5337be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang AO_t cache_generation; 5437be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang#else 5537be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang uint32_t cache_generation; 5637be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang#endif 5737be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang unw_word_t dyn_generation; /* see dyn-common.h */ 5837be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang unw_word_t dyn_info_list_addr; /* (cached) dyn_info_list_addr */ 59d1e46149958d539ecb258a9e2b73cb63c708ef7bTommi Rantala struct dwarf_rs_cache global_cache; 603842dac7333e42aa44531eda34ba55200b99ccf8Daniel Jacobowitz struct unw_debug_frame_list *debug_frames; 617d46a21e0a2cb561e4cad57b101a7137e01023dcChristopher Ferris /* ANDROID support update. */ 627d46a21e0a2cb561e4cad57b101a7137e01023dcChristopher Ferris struct map_info *map_list; 637d46a21e0a2cb561e4cad57b101a7137e01023dcChristopher Ferris /* End of ANDROID update. */ 6437be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang }; 6537be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 6637be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tangstruct cursor 6737be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang { 6837be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang struct dwarf_cursor dwarf; /* must be first */ 6937be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 7037be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang /* Format of sigcontext structure and address at which it is 7137be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang stored: */ 7237be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang enum 7337be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang { 7437be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang HPPA_SCF_NONE, /* no signal frame encountered */ 7537be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang HPPA_SCF_LINUX_RT_SIGFRAME /* POSIX ucontext_t */ 7637be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang } 7737be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang sigcontext_format; 7837be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang unw_word_t sigcontext_addr; 7937be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang }; 8037be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 8137be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang#define DWARF_GET_LOC(l) ((l).val) 8237be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 8337be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang#ifdef UNW_LOCAL_ONLY 8437be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang# define DWARF_NULL_LOC DWARF_LOC (0, 0) 8537be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang# define DWARF_IS_NULL_LOC(l) (DWARF_GET_LOC (l) == 0) 8637be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang# define DWARF_LOC(r, t) ((dwarf_loc_t) { .val = (r) }) 8737be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang# define DWARF_IS_REG_LOC(l) 0 8837be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang# define DWARF_REG_LOC(c,r) (DWARF_LOC((unw_word_t) \ 8937be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang tdep_uc_addr((c)->as_arg, (r)), 0)) 9037be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang# define DWARF_MEM_LOC(c,m) DWARF_LOC ((m), 0) 9137be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang# define DWARF_FPREG_LOC(c,r) (DWARF_LOC((unw_word_t) \ 9237be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang tdep_uc_addr((c)->as_arg, (r)), 0)) 9337be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 9437be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tangstatic inline int 9537be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tangdwarf_getfp (struct dwarf_cursor *c, dwarf_loc_t loc, unw_fpreg_t *val) 9637be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang{ 97f622936d6c5239b3d5ccafdf38189cec8bca55c0Christopher Ferris/* ANDROID support update. */ 98f622936d6c5239b3d5ccafdf38189cec8bca55c0Christopher Ferris unw_fpreg_t *addr = (unw_fpreg_t *) (uintptr_t) DWARF_GET_LOC (loc); 99f622936d6c5239b3d5ccafdf38189cec8bca55c0Christopher Ferris if (!addr || !map_local_is_readable ((unw_word_t) (uintptr_t) addr)) 10037be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang return -1; 101f622936d6c5239b3d5ccafdf38189cec8bca55c0Christopher Ferris 102f622936d6c5239b3d5ccafdf38189cec8bca55c0Christopher Ferris *val = *addr; 10337be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang return 0; 104f622936d6c5239b3d5ccafdf38189cec8bca55c0Christopher Ferris/* End of ANDROID update. */ 10537be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang} 10637be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 10737be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tangstatic inline int 10837be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tangdwarf_putfp (struct dwarf_cursor *c, dwarf_loc_t loc, unw_fpreg_t val) 10937be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang{ 110f622936d6c5239b3d5ccafdf38189cec8bca55c0Christopher Ferris/* ANDROID support update. */ 111f622936d6c5239b3d5ccafdf38189cec8bca55c0Christopher Ferris unw_fpreg_t *addr = (unw_fpreg_t *) (uintptr_t) DWARF_GET_LOC (loc); 112f622936d6c5239b3d5ccafdf38189cec8bca55c0Christopher Ferris if (!addr || !map_local_is_writable ((unw_word_t) (uintptr_t) addr)) 11337be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang return -1; 114f622936d6c5239b3d5ccafdf38189cec8bca55c0Christopher Ferris 115f622936d6c5239b3d5ccafdf38189cec8bca55c0Christopher Ferris *addr = val; 11637be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang return 0; 117f622936d6c5239b3d5ccafdf38189cec8bca55c0Christopher Ferris/* End of ANDROID update. */ 11837be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang} 11937be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 12037be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tangstatic inline int 12137be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tangdwarf_get (struct dwarf_cursor *c, dwarf_loc_t loc, unw_word_t *val) 12237be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang{ 123f622936d6c5239b3d5ccafdf38189cec8bca55c0Christopher Ferris/* ANDROID support update. */ 12437be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang if (!DWARF_GET_LOC (loc)) 12537be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang return -1; 126f622936d6c5239b3d5ccafdf38189cec8bca55c0Christopher Ferris return (*c->as->acc.access_mem) (c->as, DWARF_GET_LOC (loc), val, 127f622936d6c5239b3d5ccafdf38189cec8bca55c0Christopher Ferris 0, c->as_arg); 128f622936d6c5239b3d5ccafdf38189cec8bca55c0Christopher Ferris/* End of ANDROID update. */ 12937be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang} 13037be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 13137be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tangstatic inline int 13237be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tangdwarf_put (struct dwarf_cursor *c, dwarf_loc_t loc, unw_word_t val) 13337be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang{ 134f622936d6c5239b3d5ccafdf38189cec8bca55c0Christopher Ferris/* ANDROID support update. */ 13537be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang if (!DWARF_GET_LOC (loc)) 13637be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang return -1; 137f622936d6c5239b3d5ccafdf38189cec8bca55c0Christopher Ferris return (*c->as->acc.access_mem) (c->as, DWARF_GET_LOC (loc), &val, 138f622936d6c5239b3d5ccafdf38189cec8bca55c0Christopher Ferris 1, c->as_arg); 139f622936d6c5239b3d5ccafdf38189cec8bca55c0Christopher Ferris/* End of ANDROID update. */ 14037be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang} 14137be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 14237be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang#else /* !UNW_LOCAL_ONLY */ 14337be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang# define DWARF_LOC_TYPE_FP (1 << 0) 14437be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang# define DWARF_LOC_TYPE_REG (1 << 1) 14537be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang# define DWARF_NULL_LOC DWARF_LOC (0, 0) 14637be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang# define DWARF_IS_NULL_LOC(l) \ 14737be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang ({ dwarf_loc_t _l = (l); _l.val == 0 && _l.type == 0; }) 14837be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang# define DWARF_LOC(r, t) ((dwarf_loc_t) { .val = (r), .type = (t) }) 14937be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang# define DWARF_IS_REG_LOC(l) (((l).type & DWARF_LOC_TYPE_REG) != 0) 15037be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang# define DWARF_IS_FP_LOC(l) (((l).type & DWARF_LOC_TYPE_FP) != 0) 15137be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang# define DWARF_REG_LOC(c,r) DWARF_LOC((r), DWARF_LOC_TYPE_REG) 15237be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang# define DWARF_MEM_LOC(c,m) DWARF_LOC ((m), 0) 15337be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang# define DWARF_FPREG_LOC(c,r) DWARF_LOC((r), (DWARF_LOC_TYPE_REG \ 15437be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang | DWARF_LOC_TYPE_FP)) 15537be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 15637be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tangstatic inline int 15737be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tangdwarf_getfp (struct dwarf_cursor *c, dwarf_loc_t loc, unw_fpreg_t *val) 15837be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang{ 15937be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang char *valp = (char *) &val; 16037be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang unw_word_t addr; 16137be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang int ret; 16237be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 16337be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang if (DWARF_IS_NULL_LOC (loc)) 16437be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang return -UNW_EBADREG; 16537be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 16637be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang if (DWARF_IS_REG_LOC (loc)) 16737be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang return (*c->as->acc.access_fpreg) (c->as, DWARF_GET_LOC (loc), 16837be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang val, 0, c->as_arg); 16937be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 17037be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang addr = DWARF_GET_LOC (loc); 17137be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang if ((ret = (*c->as->acc.access_mem) (c->as, addr + 0, (unw_word_t *) valp, 17237be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 0, c->as_arg)) < 0) 17337be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang return ret; 17437be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 17537be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang return (*c->as->acc.access_mem) (c->as, addr + 4, (unw_word_t *) valp + 1, 0, 17637be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang c->as_arg); 17737be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang} 17837be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 17937be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tangstatic inline int 18037be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tangdwarf_putfp (struct dwarf_cursor *c, dwarf_loc_t loc, unw_fpreg_t val) 18137be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang{ 18237be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang char *valp = (char *) &val; 18337be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang unw_word_t addr; 18437be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang int ret; 18537be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 18637be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang if (DWARF_IS_NULL_LOC (loc)) 18737be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang return -UNW_EBADREG; 18837be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 18937be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang if (DWARF_IS_REG_LOC (loc)) 19037be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang return (*c->as->acc.access_fpreg) (c->as, DWARF_GET_LOC (loc), 19137be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang &val, 1, c->as_arg); 19237be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 19337be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang addr = DWARF_GET_LOC (loc); 19437be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang if ((ret = (*c->as->acc.access_mem) (c->as, addr + 0, (unw_word_t *) valp, 19537be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 1, c->as_arg)) < 0) 19637be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang return ret; 19737be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 19837be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang return (*c->as->acc.access_mem) (c->as, addr + 4, (unw_word_t *) valp + 1, 19937be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 1, c->as_arg); 20037be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang} 20137be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 20237be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tangstatic inline int 20337be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tangdwarf_get (struct dwarf_cursor *c, dwarf_loc_t loc, unw_word_t *val) 20437be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang{ 20537be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang if (DWARF_IS_NULL_LOC (loc)) 20637be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang return -UNW_EBADREG; 20737be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 20837be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang /* If a code-generator were to save a value of type unw_word_t in a 20937be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang floating-point register, we would have to support this case. I 21037be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang suppose it could happen with MMX registers, but does it really 21137be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang happen? */ 21237be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang assert (!DWARF_IS_FP_LOC (loc)); 21337be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 21437be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang if (DWARF_IS_REG_LOC (loc)) 21537be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang return (*c->as->acc.access_reg) (c->as, DWARF_GET_LOC (loc), val, 21637be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 0, c->as_arg); 21737be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang else 21837be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang return (*c->as->acc.access_mem) (c->as, DWARF_GET_LOC (loc), val, 21937be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 0, c->as_arg); 22037be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang} 22137be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 22237be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tangstatic inline int 22337be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tangdwarf_put (struct dwarf_cursor *c, dwarf_loc_t loc, unw_word_t val) 22437be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang{ 22537be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang if (DWARF_IS_NULL_LOC (loc)) 22637be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang return -UNW_EBADREG; 22737be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 22837be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang /* If a code-generator were to save a value of type unw_word_t in a 22937be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang floating-point register, we would have to support this case. I 23037be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang suppose it could happen with MMX registers, but does it really 23137be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang happen? */ 23237be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang assert (!DWARF_IS_FP_LOC (loc)); 23337be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 23437be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang if (DWARF_IS_REG_LOC (loc)) 23537be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang return (*c->as->acc.access_reg) (c->as, DWARF_GET_LOC (loc), &val, 23637be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 1, c->as_arg); 23737be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang else 23837be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang return (*c->as->acc.access_mem) (c->as, DWARF_GET_LOC (loc), &val, 23937be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 1, c->as_arg); 24037be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang} 24137be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 24237be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang#endif /* !UNW_LOCAL_ONLY */ 24337be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 244e2962af9d31266761700b431da894421c0d757ecArun Sharma#define tdep_getcontext_trace unw_getcontext 2455d0f376b08126b51a001d7cdfba1ec4e0d644f54Tommi Rantala#define tdep_init_done UNW_OBJ(init_done) 24637be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang#define tdep_init UNW_OBJ(init) 24737be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang/* Platforms that support UNW_INFO_FORMAT_TABLE need to define 24837be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang tdep_search_unwind_table. */ 24937be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang#define tdep_search_unwind_table dwarf_search_unwind_table 250d93d96ad833390519ea68a2df22dd55dd26a3214Martin Milata#define tdep_find_unwind_table dwarf_find_unwind_table 25137be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang#define tdep_uc_addr UNW_ARCH_OBJ(uc_addr) 25237be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang#define tdep_get_elf_image UNW_ARCH_OBJ(get_elf_image) 25337be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang#define tdep_access_reg UNW_OBJ(access_reg) 25437be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang#define tdep_access_fpreg UNW_OBJ(access_fpreg) 255dac2d001afb1fa7040ca7d8ae57032f684d7023eLassi Tuura#define tdep_fetch_frame(c,ip,n) do {} while(0) 256dac2d001afb1fa7040ca7d8ae57032f684d7023eLassi Tuura#define tdep_cache_frame(c,rs) do {} while(0) 257dac2d001afb1fa7040ca7d8ae57032f684d7023eLassi Tuura#define tdep_reuse_frame(c,rs) do {} while(0) 2589e98f15e9aee12e67cd5956d06ccb559f6a06213Lassi Tuura#define tdep_stash_frame(c,rs) do {} while(0) 2595f38f35d5d6c78aafa6da20845d9ceff74af00f8Lassi Tuura#define tdep_trace(cur,addr,n) (-UNW_ENOINFO) 26037be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 26137be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang#ifdef UNW_LOCAL_ONLY 26237be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang# define tdep_find_proc_info(c,ip,n) \ 26337be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang dwarf_find_proc_info((c)->as, (ip), &(c)->pi, (n), \ 26437be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang (c)->as_arg) 265971216f8d4f09e73a94b78c1cba8bbb6123078e4Tommi Rantala# define tdep_put_unwind_info(as,pi,arg) \ 266971216f8d4f09e73a94b78c1cba8bbb6123078e4Tommi Rantala dwarf_put_unwind_info((as), (pi), (arg)) 26737be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang#else 26837be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang# define tdep_find_proc_info(c,ip,n) \ 26937be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang (*(c)->as->acc.find_proc_info)((c)->as, (ip), &(c)->pi, (n), \ 27037be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang (c)->as_arg) 271971216f8d4f09e73a94b78c1cba8bbb6123078e4Tommi Rantala# define tdep_put_unwind_info(as,pi,arg) \ 272971216f8d4f09e73a94b78c1cba8bbb6123078e4Tommi Rantala (*(as)->acc.put_unwind_info)((as), (pi), (arg)) 27337be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang#endif 27437be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 27537be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang#define tdep_get_as(c) ((c)->dwarf.as) 27637be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang#define tdep_get_as_arg(c) ((c)->dwarf.as_arg) 27737be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang#define tdep_get_ip(c) ((c)->dwarf.ip) 27837be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang#define tdep_big_endian(as) 1 27937be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 2805d0f376b08126b51a001d7cdfba1ec4e0d644f54Tommi Rantalaextern int tdep_init_done; 28137be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 28237be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tangextern void tdep_init (void); 28337be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tangextern int tdep_search_unwind_table (unw_addr_space_t as, unw_word_t ip, 28437be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang unw_dyn_info_t *di, unw_proc_info_t *pi, 28537be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang int need_unwind_info, void *arg); 28637be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tangextern void *tdep_uc_addr (ucontext_t *uc, int reg); 28716b95a68caaa7e021209e2cd6a877ae1e558f740Christopher Ferris/* ANDROID support update. */ 288f4a8df5f4f338f1a12c25213227e98b34b42447fChristopher Ferrisextern int tdep_get_elf_image (unw_addr_space_t as, struct elf_image *ei, 289f4a8df5f4f338f1a12c25213227e98b34b42447fChristopher Ferris pid_t pid, unw_word_t ip, 290f4a8df5f4f338f1a12c25213227e98b34b42447fChristopher Ferris unsigned long *segbase, unsigned long *mapoff, 291f4a8df5f4f338f1a12c25213227e98b34b42447fChristopher Ferris char **path); 29216b95a68caaa7e021209e2cd6a877ae1e558f740Christopher Ferris/* End of ANDROID update. */ 29337be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tangextern int tdep_access_reg (struct cursor *c, unw_regnum_t reg, 29437be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang unw_word_t *valp, int write); 29537be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tangextern int tdep_access_fpreg (struct cursor *c, unw_regnum_t reg, 29637be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang unw_fpreg_t *valp, int write); 29737be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang 29837be21c01ebe23402d4b5f1391e7a83da34e8c32David Mosberger-Tang#endif /* HPPA_LIBUNWIND_I_H */ 299