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(tdep_debug_level): Remove.
(x86_init) [!UNW_REMOTE_ONLY]: Simply call x86_local_addr_space_init(). }(Logical change 1.158)
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/* libunwind - a platform-independent unwind library
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Copyright (c) 2003 Hewlett-Packard Development Company, L.P.
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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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#include "unwind_i.h"
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#include "dwarf-config.h"
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HIDDEN pthread_mutex_t x86_lock = PTHREAD_MUTEX_INITIALIZER;
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HIDDEN int x86_needs_initialization = 1;
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#if UNW_DEBUG
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HIDDEN int tdep_debug_level;
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#endif
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/* See comments for svr4_dbx_register_map[] in gcc/config/i386/i386.c. */
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HIDDEN uint8_t dwarf_to_unw_regnum_map[19] =
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{
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UNW_X86_EAX, UNW_X86_ECX, UNW_X86_EDX, UNW_X86_EBX,
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UNW_X86_ESP, UNW_X86_EBP, UNW_X86_ESI, UNW_X86_EDI,
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UNW_X86_EIP, UNW_X86_EFLAGS, UNW_X86_TRAPNO,
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UNW_X86_ST0, UNW_X86_ST1, UNW_X86_ST2, UNW_X86_ST3,
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UNW_X86_ST4, UNW_X86_ST5, UNW_X86_ST6, UNW_X86_ST7
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};
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HIDDEN void
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x86_init (void)
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{
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extern void _ULx86_local_addr_space_init (void);
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sigset_t saved_sigmask;
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sigfillset (&unwi_full_sigmask);
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sigprocmask (SIG_SETMASK, &unwi_full_sigmask, &saved_sigmask);
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mutex_lock (&x86_lock);
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{
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if (!x86_needs_initialization)
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/* another thread else beat us to it... */
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goto out;
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mi_init ();
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dwarf_init ();
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_Ux86_local_addr_space_init ();
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_ULx86_local_addr_space_init ();
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x86_needs_initialization = 0; /* signal that we're initialized... */
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}
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out:
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mutex_unlock (&x86_lock);
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sigprocmask (SIG_SETMASK, &saved_sigmask, NULL);
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}
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