mirror of
https://github.com/tobast/libunwind-eh_elf.git
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128 lines
7 KiB
C
128 lines
7 KiB
C
/* libunwind - a platform-independent unwind library
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Copyright (C) 2012 Tommi Rantala <tt.rantala@gmail.com>
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Copyright (C) 2013 Linaro Limited
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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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#include "unwind_i.h"
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static inline int
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common_init (struct cursor *c, unsigned use_prev_instr)
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{
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int ret, i;
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c->dwarf.loc[UNW_AARCH64_X0] = DWARF_REG_LOC (&c->dwarf, UNW_AARCH64_X0);
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c->dwarf.loc[UNW_AARCH64_X1] = DWARF_REG_LOC (&c->dwarf, UNW_AARCH64_X1);
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c->dwarf.loc[UNW_AARCH64_X2] = DWARF_REG_LOC (&c->dwarf, UNW_AARCH64_X2);
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c->dwarf.loc[UNW_AARCH64_X3] = DWARF_REG_LOC (&c->dwarf, UNW_AARCH64_X3);
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c->dwarf.loc[UNW_AARCH64_X4] = DWARF_REG_LOC (&c->dwarf, UNW_AARCH64_X4);
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c->dwarf.loc[UNW_AARCH64_X5] = DWARF_REG_LOC (&c->dwarf, UNW_AARCH64_X5);
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c->dwarf.loc[UNW_AARCH64_X6] = DWARF_REG_LOC (&c->dwarf, UNW_AARCH64_X6);
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c->dwarf.loc[UNW_AARCH64_X7] = DWARF_REG_LOC (&c->dwarf, UNW_AARCH64_X7);
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c->dwarf.loc[UNW_AARCH64_X8] = DWARF_REG_LOC (&c->dwarf, UNW_AARCH64_X8);
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c->dwarf.loc[UNW_AARCH64_X9] = DWARF_REG_LOC (&c->dwarf, UNW_AARCH64_X9);
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c->dwarf.loc[UNW_AARCH64_X10] = DWARF_REG_LOC (&c->dwarf, UNW_AARCH64_X10);
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c->dwarf.loc[UNW_AARCH64_X11] = DWARF_REG_LOC (&c->dwarf, UNW_AARCH64_X11);
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c->dwarf.loc[UNW_AARCH64_X12] = DWARF_REG_LOC (&c->dwarf, UNW_AARCH64_X12);
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c->dwarf.loc[UNW_AARCH64_X13] = DWARF_REG_LOC (&c->dwarf, UNW_AARCH64_X13);
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c->dwarf.loc[UNW_AARCH64_X14] = DWARF_REG_LOC (&c->dwarf, UNW_AARCH64_X14);
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c->dwarf.loc[UNW_AARCH64_X15] = DWARF_REG_LOC (&c->dwarf, UNW_AARCH64_X15);
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c->dwarf.loc[UNW_AARCH64_X16] = DWARF_REG_LOC (&c->dwarf, UNW_AARCH64_X16);
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c->dwarf.loc[UNW_AARCH64_X17] = DWARF_REG_LOC (&c->dwarf, UNW_AARCH64_X17);
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c->dwarf.loc[UNW_AARCH64_X18] = DWARF_REG_LOC (&c->dwarf, UNW_AARCH64_X18);
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c->dwarf.loc[UNW_AARCH64_X19] = DWARF_REG_LOC (&c->dwarf, UNW_AARCH64_X19);
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c->dwarf.loc[UNW_AARCH64_X20] = DWARF_REG_LOC (&c->dwarf, UNW_AARCH64_X20);
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c->dwarf.loc[UNW_AARCH64_X21] = DWARF_REG_LOC (&c->dwarf, UNW_AARCH64_X21);
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c->dwarf.loc[UNW_AARCH64_X22] = DWARF_REG_LOC (&c->dwarf, UNW_AARCH64_X22);
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c->dwarf.loc[UNW_AARCH64_X23] = DWARF_REG_LOC (&c->dwarf, UNW_AARCH64_X23);
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c->dwarf.loc[UNW_AARCH64_X24] = DWARF_REG_LOC (&c->dwarf, UNW_AARCH64_X24);
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c->dwarf.loc[UNW_AARCH64_X25] = DWARF_REG_LOC (&c->dwarf, UNW_AARCH64_X25);
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c->dwarf.loc[UNW_AARCH64_X26] = DWARF_REG_LOC (&c->dwarf, UNW_AARCH64_X26);
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c->dwarf.loc[UNW_AARCH64_X27] = DWARF_REG_LOC (&c->dwarf, UNW_AARCH64_X27);
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c->dwarf.loc[UNW_AARCH64_X28] = DWARF_REG_LOC (&c->dwarf, UNW_AARCH64_X28);
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c->dwarf.loc[UNW_AARCH64_X29] = DWARF_REG_LOC (&c->dwarf, UNW_AARCH64_X29);
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c->dwarf.loc[UNW_AARCH64_X30] = DWARF_REG_LOC (&c->dwarf, UNW_AARCH64_X30);
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c->dwarf.loc[UNW_AARCH64_SP] = DWARF_REG_LOC (&c->dwarf, UNW_AARCH64_SP);
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c->dwarf.loc[UNW_AARCH64_PC] = DWARF_REG_LOC (&c->dwarf, UNW_AARCH64_PC);
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c->dwarf.loc[UNW_AARCH64_PSTATE] = DWARF_REG_LOC (&c->dwarf,
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UNW_AARCH64_PSTATE);
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c->dwarf.loc[UNW_AARCH64_V0] = DWARF_REG_LOC (&c->dwarf, UNW_AARCH64_V0);
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c->dwarf.loc[UNW_AARCH64_V1] = DWARF_REG_LOC (&c->dwarf, UNW_AARCH64_V1);
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c->dwarf.loc[UNW_AARCH64_V2] = DWARF_REG_LOC (&c->dwarf, UNW_AARCH64_V2);
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c->dwarf.loc[UNW_AARCH64_V3] = DWARF_REG_LOC (&c->dwarf, UNW_AARCH64_V3);
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c->dwarf.loc[UNW_AARCH64_V4] = DWARF_REG_LOC (&c->dwarf, UNW_AARCH64_V4);
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c->dwarf.loc[UNW_AARCH64_V5] = DWARF_REG_LOC (&c->dwarf, UNW_AARCH64_V5);
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c->dwarf.loc[UNW_AARCH64_V6] = DWARF_REG_LOC (&c->dwarf, UNW_AARCH64_V6);
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c->dwarf.loc[UNW_AARCH64_V7] = DWARF_REG_LOC (&c->dwarf, UNW_AARCH64_V7);
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c->dwarf.loc[UNW_AARCH64_V8] = DWARF_REG_LOC (&c->dwarf, UNW_AARCH64_V8);
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c->dwarf.loc[UNW_AARCH64_V9] = DWARF_REG_LOC (&c->dwarf, UNW_AARCH64_V9);
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c->dwarf.loc[UNW_AARCH64_V10] = DWARF_REG_LOC (&c->dwarf, UNW_AARCH64_V10);
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c->dwarf.loc[UNW_AARCH64_V11] = DWARF_REG_LOC (&c->dwarf, UNW_AARCH64_V11);
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c->dwarf.loc[UNW_AARCH64_V12] = DWARF_REG_LOC (&c->dwarf, UNW_AARCH64_V12);
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c->dwarf.loc[UNW_AARCH64_V13] = DWARF_REG_LOC (&c->dwarf, UNW_AARCH64_V13);
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c->dwarf.loc[UNW_AARCH64_V14] = DWARF_REG_LOC (&c->dwarf, UNW_AARCH64_V14);
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c->dwarf.loc[UNW_AARCH64_V15] = DWARF_REG_LOC (&c->dwarf, UNW_AARCH64_V15);
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c->dwarf.loc[UNW_AARCH64_V16] = DWARF_REG_LOC (&c->dwarf, UNW_AARCH64_V16);
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c->dwarf.loc[UNW_AARCH64_V17] = DWARF_REG_LOC (&c->dwarf, UNW_AARCH64_V17);
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c->dwarf.loc[UNW_AARCH64_V18] = DWARF_REG_LOC (&c->dwarf, UNW_AARCH64_V18);
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c->dwarf.loc[UNW_AARCH64_V19] = DWARF_REG_LOC (&c->dwarf, UNW_AARCH64_V19);
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c->dwarf.loc[UNW_AARCH64_V20] = DWARF_REG_LOC (&c->dwarf, UNW_AARCH64_V20);
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c->dwarf.loc[UNW_AARCH64_V21] = DWARF_REG_LOC (&c->dwarf, UNW_AARCH64_V21);
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c->dwarf.loc[UNW_AARCH64_V22] = DWARF_REG_LOC (&c->dwarf, UNW_AARCH64_V22);
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c->dwarf.loc[UNW_AARCH64_V23] = DWARF_REG_LOC (&c->dwarf, UNW_AARCH64_V23);
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c->dwarf.loc[UNW_AARCH64_V24] = DWARF_REG_LOC (&c->dwarf, UNW_AARCH64_V24);
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c->dwarf.loc[UNW_AARCH64_V25] = DWARF_REG_LOC (&c->dwarf, UNW_AARCH64_V25);
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c->dwarf.loc[UNW_AARCH64_V26] = DWARF_REG_LOC (&c->dwarf, UNW_AARCH64_V26);
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c->dwarf.loc[UNW_AARCH64_V27] = DWARF_REG_LOC (&c->dwarf, UNW_AARCH64_V27);
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c->dwarf.loc[UNW_AARCH64_V28] = DWARF_REG_LOC (&c->dwarf, UNW_AARCH64_V28);
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c->dwarf.loc[UNW_AARCH64_V29] = DWARF_REG_LOC (&c->dwarf, UNW_AARCH64_V29);
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c->dwarf.loc[UNW_AARCH64_V30] = DWARF_REG_LOC (&c->dwarf, UNW_AARCH64_V30);
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c->dwarf.loc[UNW_AARCH64_V31] = DWARF_REG_LOC (&c->dwarf, UNW_AARCH64_V31);
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for (i = UNW_AARCH64_PSTATE + 1; i < UNW_AARCH64_V0; ++i)
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c->dwarf.loc[i] = DWARF_NULL_LOC;
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ret = dwarf_get (&c->dwarf, c->dwarf.loc[UNW_AARCH64_PC], &c->dwarf.ip);
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if (ret < 0)
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return ret;
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ret = dwarf_get (&c->dwarf, c->dwarf.loc[UNW_AARCH64_SP], &c->dwarf.cfa);
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if (ret < 0)
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return ret;
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c->sigcontext_format = AARCH64_SCF_NONE;
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c->sigcontext_addr = 0;
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c->sigcontext_sp = 0;
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c->sigcontext_pc = 0;
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c->dwarf.args_size = 0;
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c->dwarf.ret_addr_column = 0;
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c->dwarf.stash_frames = 0;
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c->dwarf.use_prev_instr = use_prev_instr;
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c->dwarf.pi_valid = 0;
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c->dwarf.pi_is_dynamic = 0;
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c->dwarf.hint = 0;
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c->dwarf.prev_rs = 0;
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return 0;
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}
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