record-btrace: add record goto target methods
2014-01-16 Markus Metzger <markus.t.metzger@intel.com> * record-btrace.c (record_btrace_set_replay) (record_btrace_goto_begin, record_btrace_goto_end) (record_btrace_goto): New. (init_record_btrace_ops): Initialize them. * NEWS: Announce it. testsuite/ * gdb.btrace/Makefile.in (EXECUTABLES): Add record_goto. * gdb.btrace/record_goto.c: New. * gdb.btrace/record_goto.exp: New. * gdb.btrace/x86-record_goto.S: New.
This commit is contained in:
Markus Metzger
parent
e2887aa34f
commit
066ce621f4
8 changed files with 714 additions and 5 deletions
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@ -1,3 +1,11 @@
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2014-01-16 Markus Metzger <markus.t.metzger@intel.com>
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* record-btrace.c (record_btrace_set_replay)
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(record_btrace_goto_begin, record_btrace_goto_end)
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(record_btrace_goto): New.
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(init_record_btrace_ops): Initialize them.
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* NEWS: Announce it.
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2014-01-16 Markus Metzger <markus.t.metzger@intel.com>
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* record-btrace.c (record_btrace_find_new_threads)
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2
gdb/NEWS
2
gdb/NEWS
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@ -18,6 +18,8 @@
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* The ranges given as arguments to the 'record function-call-history' and
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'record instruction-history' commands are now inclusive.
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* The btrace record target now supports the 'record goto' command.
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*** Changes in GDB 7.7
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* Improved support for process record-replay and reverse debugging on
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@ -58,13 +58,13 @@ static int record_btrace_allow_memory_access;
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/* Update the branch trace for the current thread and return a pointer to its
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branch trace information struct.
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thread_info.
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Throws an error if there is no thread or no trace. This function never
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returns NULL. */
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static struct btrace_thread_info *
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require_btrace (void)
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static struct thread_info *
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require_btrace_thread (void)
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{
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struct thread_info *tp;
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struct btrace_thread_info *btinfo;
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@ -82,7 +82,23 @@ require_btrace (void)
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if (btinfo->begin == NULL)
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error (_("No trace."));
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return btinfo;
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return tp;
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}
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/* Update the branch trace for the current thread and return a pointer to its
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branch trace information struct.
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Throws an error if there is no thread or no trace. This function never
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returns NULL. */
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static struct btrace_thread_info *
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require_btrace (void)
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{
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struct thread_info *tp;
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tp = require_btrace_thread ();
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return &tp->btrace;
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}
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/* Enable branch tracing for one thread. Warn on errors. */
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@ -1085,6 +1101,103 @@ record_btrace_thread_alive (struct target_ops *ops, ptid_t ptid)
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return 0;
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}
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/* Set the replay branch trace instruction iterator. If IT is NULL, replay
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is stopped. */
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static void
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record_btrace_set_replay (struct thread_info *tp,
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const struct btrace_insn_iterator *it)
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{
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struct btrace_thread_info *btinfo;
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btinfo = &tp->btrace;
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if (it == NULL || it->function == NULL)
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{
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if (btinfo->replay == NULL)
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return;
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xfree (btinfo->replay);
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btinfo->replay = NULL;
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}
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else
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{
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if (btinfo->replay == NULL)
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btinfo->replay = xmalloc (sizeof (*btinfo->replay));
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else if (btrace_insn_cmp (btinfo->replay, it) == 0)
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return;
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*btinfo->replay = *it;
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}
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/* Clear the function call and instruction histories so we start anew
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from the new replay position. */
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xfree (btinfo->insn_history);
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xfree (btinfo->call_history);
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btinfo->insn_history = NULL;
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btinfo->call_history = NULL;
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registers_changed_ptid (tp->ptid);
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}
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/* The to_goto_record_begin method of target record-btrace. */
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static void
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record_btrace_goto_begin (void)
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{
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struct thread_info *tp;
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struct btrace_insn_iterator begin;
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tp = require_btrace_thread ();
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btrace_insn_begin (&begin, &tp->btrace);
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record_btrace_set_replay (tp, &begin);
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print_stack_frame (get_selected_frame (NULL), 1, SRC_AND_LOC, 1);
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}
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/* The to_goto_record_end method of target record-btrace. */
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static void
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record_btrace_goto_end (void)
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{
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struct thread_info *tp;
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tp = require_btrace_thread ();
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record_btrace_set_replay (tp, NULL);
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print_stack_frame (get_selected_frame (NULL), 1, SRC_AND_LOC, 1);
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}
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/* The to_goto_record method of target record-btrace. */
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static void
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record_btrace_goto (ULONGEST insn)
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{
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struct thread_info *tp;
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struct btrace_insn_iterator it;
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unsigned int number;
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int found;
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number = insn;
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/* Check for wrap-arounds. */
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if (number != insn)
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error (_("Instruction number out of range."));
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tp = require_btrace_thread ();
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found = btrace_find_insn_by_number (&it, &tp->btrace, number);
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if (found == 0)
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error (_("No such instruction."));
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record_btrace_set_replay (tp, &it);
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print_stack_frame (get_selected_frame (NULL), 1, SRC_AND_LOC, 1);
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}
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/* Initialize the record-btrace target ops. */
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static void
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@ -1123,6 +1236,9 @@ init_record_btrace_ops (void)
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ops->to_wait = record_btrace_wait;
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ops->to_find_new_threads = record_btrace_find_new_threads;
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ops->to_thread_alive = record_btrace_thread_alive;
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ops->to_goto_record_begin = record_btrace_goto_begin;
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ops->to_goto_record_end = record_btrace_goto_end;
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ops->to_goto_record = record_btrace_goto;
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ops->to_stratum = record_stratum;
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ops->to_magic = OPS_MAGIC;
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}
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@ -1,3 +1,10 @@
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2014-01-16 Markus Metzger <markus.t.metzger@intel.com>
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* gdb.btrace/Makefile.in (EXECUTABLES): Add record_goto.
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* gdb.btrace/record_goto.c: New.
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* gdb.btrace/record_goto.exp: New.
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* gdb.btrace/x86-record_goto.S: New.
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2014-01-16 Markus Metzger <markus.t.metzger@intel.com>
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* gdb.btrace/function_call_history.exp: Update tests.
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@ -2,7 +2,7 @@ VPATH = @srcdir@
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srcdir = @srcdir@
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EXECUTABLES = enable function_call_history instruction_history tailcall \
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exception unknown_functions
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exception unknown_functions record_goto
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MISCELLANEOUS =
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51
gdb/testsuite/gdb.btrace/record_goto.c
Normal file
51
gdb/testsuite/gdb.btrace/record_goto.c
Normal file
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@ -0,0 +1,51 @@
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/* This testcase is part of GDB, the GNU debugger.
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Copyright 2013 Free Software Foundation, Inc.
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Contributed by Intel Corp. <markus.t.metzger@intel.com>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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void
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fun1 (void)
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{
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}
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void
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fun2 (void)
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{
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fun1 ();
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}
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void
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fun3 (void)
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{
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fun1 ();
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fun2 ();
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}
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void
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fun4 (void)
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{
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fun1 ();
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fun2 ();
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fun3 ();
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}
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int
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main (void)
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{
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fun4 ();
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return 0;
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}
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170
gdb/testsuite/gdb.btrace/record_goto.exp
Normal file
170
gdb/testsuite/gdb.btrace/record_goto.exp
Normal file
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@ -0,0 +1,170 @@
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# This testcase is part of GDB, the GNU debugger.
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#
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# Copyright 2013 Free Software Foundation, Inc.
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#
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# Contributed by Intel Corp. <markus.t.metzger@intel.com>
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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# check for btrace support
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if { [skip_btrace_tests] } { return -1 }
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# start inferior
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standard_testfile x86-record_goto.S
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set opts {}
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if [info exists COMPILE] {
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# make check RUNTESTFLAGS="gdb.btrace/record_goto.exp COMPILE=1"
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standard_testfile record_goto.c
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lappend opts debug
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} elseif { ![istarget x86_64-*-* ] || ![is_lp64_target] } {
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verbose "Skipping ${testfile}."
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return
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}
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if [prepare_for_testing record_goto.exp $testfile $srcfile $opts] {
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return -1
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}
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if ![runto_main] {
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return -1
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}
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# we want a small context sizes to simplify the test
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gdb_test_no_output "set record instruction-history-size 3"
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gdb_test_no_output "set record function-call-history-size 3"
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# trace the call to the test function
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gdb_test_no_output "record btrace"
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gdb_test "next"
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# start by listing all functions
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gdb_test "record function-call-history /ci 1, +20" [join [list \
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"1\tfun4\tinst 1,3" \
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"2\t fun1\tinst 4,7" \
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"3\tfun4\tinst 8,8" \
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"4\t fun2\tinst 9,11" \
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"5\t fun1\tinst 12,15" \
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"6\t fun2\tinst 16,17" \
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"7\tfun4\tinst 18,18" \
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"8\t fun3\tinst 19,21" \
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"9\t fun1\tinst 22,25" \
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"10\t fun3\tinst 26,26" \
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"11\t fun2\tinst 27,29" \
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"12\t fun1\tinst 30,33" \
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"13\t fun2\tinst 34,35" \
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"14\t fun3\tinst 36,37" \
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"15\tfun4\tinst 38,39" \
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] "\r\n"]
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# let's see if we can go back in history
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gdb_test "record goto 18" ".*fun4 \\(\\) at record_goto.c:43.*"
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# the function call history should start at the new location
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gdb_test "record function-call-history /ci" [join [list \
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"7\tfun4\tinst 18,18" \
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"8\t fun3\tinst 19,21" \
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"9\t fun1\tinst 22,25" \
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] "\r\n"] "function-call-history from 18 forwards"
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# the instruction history should start at the new location
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gdb_test "record instruction-history" [join [list \
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"18.*" \
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"19.*" \
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"20.*" \
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] "\r\n"] "instruction-history from 18 forwards"
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# let's go to another place in the history
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gdb_test "record goto 26" ".*fun3 \\(\\) at record_goto.c:35.*"
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# the function call history should start at the new location
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gdb_test "record function-call-history /ci -" [join [list \
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"8\t fun3\tinst 19,21" \
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"9\t fun1\tinst 22,25" \
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"10\t fun3\tinst 26,26\r" \
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] "\r\n"] "function-call-history from 26 backwards"
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# the instruction history should start at the new location
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gdb_test "record instruction-history -" [join [list \
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"24.*" \
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"25.*" \
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"26.*\r" \
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] "\r\n"] "instruction-history from 26 backwards"
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# test that we can go to the begin of the trace
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gdb_test "record goto begin" ".*fun4 \\(\\) at record_goto.c:40.*"
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# check that we're filling up the context correctly
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gdb_test "record function-call-history /ci -" [join [list \
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"1\tfun4\tinst 1,3" \
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"2\t fun1\tinst 4,7" \
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"3\tfun4\tinst 8,8" \
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] "\r\n"] "function-call-history from begin backwards"
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# check that we're filling up the context correctly
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gdb_test "record instruction-history -" [join [list \
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"1.*" \
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"2.*" \
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"3.*" \
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] "\r\n"] "instruction-history from begin backwards"
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# we should get the exact same history from the first instruction
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gdb_test "record goto 2" ".*fun4 \\(\\) at record_goto.c:40.*"
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# check that we're filling up the context correctly
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gdb_test "record function-call-history /ci -" [join [list \
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"1\tfun4\tinst 1,3" \
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"2\t fun1\tinst 4,7" \
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"3\tfun4\tinst 8,8" \
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] "\r\n"] "function-call-history from 2 backwards"
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# check that we're filling up the context correctly
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gdb_test "record instruction-history -" [join [list \
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"1.*" \
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"2.*" \
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"3.*" \
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] "\r\n"] "instruction-history from 2 backwards"
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# check that we can go to the end of the trace
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gdb_test "record goto end" ".*main \\(\\) at record_goto.c:50.*"
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# check that we're filling up the context correctly
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gdb_test "record function-call-history /ci" [join [list \
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"13\t fun2\tinst 34,35" \
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"14\t fun3\tinst 36,37" \
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"15\tfun4\tinst 38,39" \
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] "\r\n"] "function-call-history from end forwards"
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# check that we're filling up the context correctly
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gdb_test "record instruction-history" [join [list \
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"37.*" \
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"38.*" \
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"39.*" \
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] "\r\n"] "instruction-history from end forwards"
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# we should get the exact same history from the second to last instruction
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gdb_test "record goto 38" ".*fun4 \\(\\) at record_goto.c:44.*"
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# check that we're filling up the context correctly
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gdb_test "record function-call-history /ci" [join [list \
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"13\t fun2\tinst 34,35" \
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"14\t fun3\tinst 36,37" \
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"15\tfun4\tinst 38,39" \
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] "\r\n"] "function-call-history from 38 forwards"
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# check that we're filling up the context correctly
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gdb_test "record instruction-history" [join [list \
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"37.*" \
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"38.*" \
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"39.*" \
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] "\r\n"] "instruction-history from 38 forwards"
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355
gdb/testsuite/gdb.btrace/x86-record_goto.S
Normal file
355
gdb/testsuite/gdb.btrace/x86-record_goto.S
Normal file
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@ -0,0 +1,355 @@
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/* This testcase is part of GDB, the GNU debugger.
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Copyright 2013 Free Software Foundation, Inc.
|
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|
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Contributed by Intel Corp. <markus.t.metzger@intel.com>
|
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|
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This program is free software; you can redistribute it and/or modify
|
||||
it under the terms of the GNU General Public License as published by
|
||||
the Free Software Foundation; either version 3 of the License, or
|
||||
(at your option) any later version.
|
||||
|
||||
This program is distributed in the hope that it will be useful,
|
||||
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
GNU General Public License for more details.
|
||||
|
||||
You should have received a copy of the GNU General Public License
|
||||
along with this program. If not, see <http://www.gnu.org/licenses/>.
|
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This file has been generated using:
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gcc -S -dA -g record_goto.c -o x86-record_goto.S */
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.file "record_goto.c"
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.section .debug_abbrev,"",@progbits
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.Ldebug_abbrev0:
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.section .debug_info,"",@progbits
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.Ldebug_info0:
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.section .debug_line,"",@progbits
|
||||
.Ldebug_line0:
|
||||
.text
|
||||
.Ltext0:
|
||||
.globl fun1
|
||||
.type fun1, @function
|
||||
fun1:
|
||||
.LFB0:
|
||||
.file 1 "record_goto.c"
|
||||
# record_goto.c:22
|
||||
.loc 1 22 0
|
||||
.cfi_startproc
|
||||
# basic block 2
|
||||
pushq %rbp
|
||||
.cfi_def_cfa_offset 16
|
||||
movq %rsp, %rbp
|
||||
.cfi_offset 6, -16
|
||||
.cfi_def_cfa_register 6
|
||||
# record_goto.c:23
|
||||
.loc 1 23 0
|
||||
leave
|
||||
.cfi_def_cfa 7, 8
|
||||
ret
|
||||
.cfi_endproc
|
||||
.LFE0:
|
||||
.size fun1, .-fun1
|
||||
.globl fun2
|
||||
.type fun2, @function
|
||||
fun2:
|
||||
.LFB1:
|
||||
# record_goto.c:27
|
||||
.loc 1 27 0
|
||||
.cfi_startproc
|
||||
# basic block 2
|
||||
pushq %rbp
|
||||
.cfi_def_cfa_offset 16
|
||||
movq %rsp, %rbp
|
||||
.cfi_offset 6, -16
|
||||
.cfi_def_cfa_register 6
|
||||
# record_goto.c:28
|
||||
.loc 1 28 0
|
||||
call fun1
|
||||
# record_goto.c:29
|
||||
.loc 1 29 0
|
||||
leave
|
||||
.cfi_def_cfa 7, 8
|
||||
ret
|
||||
.cfi_endproc
|
||||
.LFE1:
|
||||
.size fun2, .-fun2
|
||||
.globl fun3
|
||||
.type fun3, @function
|
||||
fun3:
|
||||
.LFB2:
|
||||
# record_goto.c:33
|
||||
.loc 1 33 0
|
||||
.cfi_startproc
|
||||
# basic block 2
|
||||
pushq %rbp
|
||||
.cfi_def_cfa_offset 16
|
||||
movq %rsp, %rbp
|
||||
.cfi_offset 6, -16
|
||||
.cfi_def_cfa_register 6
|
||||
# record_goto.c:34
|
||||
.loc 1 34 0
|
||||
call fun1
|
||||
# record_goto.c:35
|
||||
.loc 1 35 0
|
||||
call fun2
|
||||
# record_goto.c:36
|
||||
.loc 1 36 0
|
||||
leave
|
||||
.cfi_def_cfa 7, 8
|
||||
ret
|
||||
.cfi_endproc
|
||||
.LFE2:
|
||||
.size fun3, .-fun3
|
||||
.globl fun4
|
||||
.type fun4, @function
|
||||
fun4:
|
||||
.LFB3:
|
||||
# record_goto.c:40
|
||||
.loc 1 40 0
|
||||
.cfi_startproc
|
||||
# basic block 2
|
||||
pushq %rbp
|
||||
.cfi_def_cfa_offset 16
|
||||
movq %rsp, %rbp
|
||||
.cfi_offset 6, -16
|
||||
.cfi_def_cfa_register 6
|
||||
# record_goto.c:41
|
||||
.loc 1 41 0
|
||||
call fun1
|
||||
# record_goto.c:42
|
||||
.loc 1 42 0
|
||||
call fun2
|
||||
# record_goto.c:43
|
||||
.loc 1 43 0
|
||||
call fun3
|
||||
# record_goto.c:44
|
||||
.loc 1 44 0
|
||||
leave
|
||||
.cfi_def_cfa 7, 8
|
||||
ret
|
||||
.cfi_endproc
|
||||
.LFE3:
|
||||
.size fun4, .-fun4
|
||||
.globl main
|
||||
.type main, @function
|
||||
main:
|
||||
.LFB4:
|
||||
# record_goto.c:48
|
||||
.loc 1 48 0
|
||||
.cfi_startproc
|
||||
# basic block 2
|
||||
pushq %rbp
|
||||
.cfi_def_cfa_offset 16
|
||||
movq %rsp, %rbp
|
||||
.cfi_offset 6, -16
|
||||
.cfi_def_cfa_register 6
|
||||
# record_goto.c:49
|
||||
.loc 1 49 0
|
||||
call fun4
|
||||
# record_goto.c:50
|
||||
.loc 1 50 0
|
||||
movl $0, %eax
|
||||
# record_goto.c:51
|
||||
.loc 1 51 0
|
||||
leave
|
||||
.cfi_def_cfa 7, 8
|
||||
ret
|
||||
.cfi_endproc
|
||||
.LFE4:
|
||||
.size main, .-main
|
||||
.Letext0:
|
||||
.section .debug_info
|
||||
.long 0xbc # Length of Compilation Unit Info
|
||||
.value 0x3 # DWARF version number
|
||||
.long .Ldebug_abbrev0 # Offset Into Abbrev. Section
|
||||
.byte 0x8 # Pointer Size (in bytes)
|
||||
.uleb128 0x1 # (DIE (0xb) DW_TAG_compile_unit)
|
||||
.long .LASF4 # DW_AT_producer: "GNU C 4.4.4 20100726 (Red Hat 4.4.4-13)"
|
||||
.byte 0x1 # DW_AT_language
|
||||
.long .LASF5 # DW_AT_name: "record_goto.c"
|
||||
.long .LASF6 # DW_AT_comp_dir: ""
|
||||
.quad .Ltext0 # DW_AT_low_pc
|
||||
.quad .Letext0 # DW_AT_high_pc
|
||||
.long .Ldebug_line0 # DW_AT_stmt_list
|
||||
.uleb128 0x2 # (DIE (0x2d) DW_TAG_subprogram)
|
||||
.byte 0x1 # DW_AT_external
|
||||
.long .LASF0 # DW_AT_name: "fun1"
|
||||
.byte 0x1 # DW_AT_decl_file (record_goto.c)
|
||||
.byte 0x15 # DW_AT_decl_line
|
||||
.byte 0x1 # DW_AT_prototyped
|
||||
.quad .LFB0 # DW_AT_low_pc
|
||||
.quad .LFE0 # DW_AT_high_pc
|
||||
.byte 0x1 # DW_AT_frame_base
|
||||
.byte 0x9c # DW_OP_call_frame_cfa
|
||||
.uleb128 0x2 # (DIE (0x48) DW_TAG_subprogram)
|
||||
.byte 0x1 # DW_AT_external
|
||||
.long .LASF1 # DW_AT_name: "fun2"
|
||||
.byte 0x1 # DW_AT_decl_file (record_goto.c)
|
||||
.byte 0x1a # DW_AT_decl_line
|
||||
.byte 0x1 # DW_AT_prototyped
|
||||
.quad .LFB1 # DW_AT_low_pc
|
||||
.quad .LFE1 # DW_AT_high_pc
|
||||
.byte 0x1 # DW_AT_frame_base
|
||||
.byte 0x9c # DW_OP_call_frame_cfa
|
||||
.uleb128 0x2 # (DIE (0x63) DW_TAG_subprogram)
|
||||
.byte 0x1 # DW_AT_external
|
||||
.long .LASF2 # DW_AT_name: "fun3"
|
||||
.byte 0x1 # DW_AT_decl_file (record_goto.c)
|
||||
.byte 0x20 # DW_AT_decl_line
|
||||
.byte 0x1 # DW_AT_prototyped
|
||||
.quad .LFB2 # DW_AT_low_pc
|
||||
.quad .LFE2 # DW_AT_high_pc
|
||||
.byte 0x1 # DW_AT_frame_base
|
||||
.byte 0x9c # DW_OP_call_frame_cfa
|
||||
.uleb128 0x2 # (DIE (0x7e) DW_TAG_subprogram)
|
||||
.byte 0x1 # DW_AT_external
|
||||
.long .LASF3 # DW_AT_name: "fun4"
|
||||
.byte 0x1 # DW_AT_decl_file (record_goto.c)
|
||||
.byte 0x27 # DW_AT_decl_line
|
||||
.byte 0x1 # DW_AT_prototyped
|
||||
.quad .LFB3 # DW_AT_low_pc
|
||||
.quad .LFE3 # DW_AT_high_pc
|
||||
.byte 0x1 # DW_AT_frame_base
|
||||
.byte 0x9c # DW_OP_call_frame_cfa
|
||||
.uleb128 0x3 # (DIE (0x99) DW_TAG_subprogram)
|
||||
.byte 0x1 # DW_AT_external
|
||||
.long .LASF7 # DW_AT_name: "main"
|
||||
.byte 0x1 # DW_AT_decl_file (record_goto.c)
|
||||
.byte 0x2f # DW_AT_decl_line
|
||||
.byte 0x1 # DW_AT_prototyped
|
||||
.long 0xb8 # DW_AT_type
|
||||
.quad .LFB4 # DW_AT_low_pc
|
||||
.quad .LFE4 # DW_AT_high_pc
|
||||
.byte 0x1 # DW_AT_frame_base
|
||||
.byte 0x9c # DW_OP_call_frame_cfa
|
||||
.uleb128 0x4 # (DIE (0xb8) DW_TAG_base_type)
|
||||
.byte 0x4 # DW_AT_byte_size
|
||||
.byte 0x5 # DW_AT_encoding
|
||||
.ascii "int\0" # DW_AT_name
|
||||
.byte 0x0 # end of children of DIE 0xb
|
||||
.section .debug_abbrev
|
||||
.uleb128 0x1 # (abbrev code)
|
||||
.uleb128 0x11 # (TAG: DW_TAG_compile_unit)
|
||||
.byte 0x1 # DW_children_yes
|
||||
.uleb128 0x25 # (DW_AT_producer)
|
||||
.uleb128 0xe # (DW_FORM_strp)
|
||||
.uleb128 0x13 # (DW_AT_language)
|
||||
.uleb128 0xb # (DW_FORM_data1)
|
||||
.uleb128 0x3 # (DW_AT_name)
|
||||
.uleb128 0xe # (DW_FORM_strp)
|
||||
.uleb128 0x1b # (DW_AT_comp_dir)
|
||||
.uleb128 0xe # (DW_FORM_strp)
|
||||
.uleb128 0x11 # (DW_AT_low_pc)
|
||||
.uleb128 0x1 # (DW_FORM_addr)
|
||||
.uleb128 0x12 # (DW_AT_high_pc)
|
||||
.uleb128 0x1 # (DW_FORM_addr)
|
||||
.uleb128 0x10 # (DW_AT_stmt_list)
|
||||
.uleb128 0x6 # (DW_FORM_data4)
|
||||
.byte 0x0
|
||||
.byte 0x0
|
||||
.uleb128 0x2 # (abbrev code)
|
||||
.uleb128 0x2e # (TAG: DW_TAG_subprogram)
|
||||
.byte 0x0 # DW_children_no
|
||||
.uleb128 0x3f # (DW_AT_external)
|
||||
.uleb128 0xc # (DW_FORM_flag)
|
||||
.uleb128 0x3 # (DW_AT_name)
|
||||
.uleb128 0xe # (DW_FORM_strp)
|
||||
.uleb128 0x3a # (DW_AT_decl_file)
|
||||
.uleb128 0xb # (DW_FORM_data1)
|
||||
.uleb128 0x3b # (DW_AT_decl_line)
|
||||
.uleb128 0xb # (DW_FORM_data1)
|
||||
.uleb128 0x27 # (DW_AT_prototyped)
|
||||
.uleb128 0xc # (DW_FORM_flag)
|
||||
.uleb128 0x11 # (DW_AT_low_pc)
|
||||
.uleb128 0x1 # (DW_FORM_addr)
|
||||
.uleb128 0x12 # (DW_AT_high_pc)
|
||||
.uleb128 0x1 # (DW_FORM_addr)
|
||||
.uleb128 0x40 # (DW_AT_frame_base)
|
||||
.uleb128 0xa # (DW_FORM_block1)
|
||||
.byte 0x0
|
||||
.byte 0x0
|
||||
.uleb128 0x3 # (abbrev code)
|
||||
.uleb128 0x2e # (TAG: DW_TAG_subprogram)
|
||||
.byte 0x0 # DW_children_no
|
||||
.uleb128 0x3f # (DW_AT_external)
|
||||
.uleb128 0xc # (DW_FORM_flag)
|
||||
.uleb128 0x3 # (DW_AT_name)
|
||||
.uleb128 0xe # (DW_FORM_strp)
|
||||
.uleb128 0x3a # (DW_AT_decl_file)
|
||||
.uleb128 0xb # (DW_FORM_data1)
|
||||
.uleb128 0x3b # (DW_AT_decl_line)
|
||||
.uleb128 0xb # (DW_FORM_data1)
|
||||
.uleb128 0x27 # (DW_AT_prototyped)
|
||||
.uleb128 0xc # (DW_FORM_flag)
|
||||
.uleb128 0x49 # (DW_AT_type)
|
||||
.uleb128 0x13 # (DW_FORM_ref4)
|
||||
.uleb128 0x11 # (DW_AT_low_pc)
|
||||
.uleb128 0x1 # (DW_FORM_addr)
|
||||
.uleb128 0x12 # (DW_AT_high_pc)
|
||||
.uleb128 0x1 # (DW_FORM_addr)
|
||||
.uleb128 0x40 # (DW_AT_frame_base)
|
||||
.uleb128 0xa # (DW_FORM_block1)
|
||||
.byte 0x0
|
||||
.byte 0x0
|
||||
.uleb128 0x4 # (abbrev code)
|
||||
.uleb128 0x24 # (TAG: DW_TAG_base_type)
|
||||
.byte 0x0 # DW_children_no
|
||||
.uleb128 0xb # (DW_AT_byte_size)
|
||||
.uleb128 0xb # (DW_FORM_data1)
|
||||
.uleb128 0x3e # (DW_AT_encoding)
|
||||
.uleb128 0xb # (DW_FORM_data1)
|
||||
.uleb128 0x3 # (DW_AT_name)
|
||||
.uleb128 0x8 # (DW_FORM_string)
|
||||
.byte 0x0
|
||||
.byte 0x0
|
||||
.byte 0x0
|
||||
.section .debug_pubnames,"",@progbits
|
||||
.long 0x3b # Length of Public Names Info
|
||||
.value 0x2 # DWARF Version
|
||||
.long .Ldebug_info0 # Offset of Compilation Unit Info
|
||||
.long 0xc0 # Compilation Unit Length
|
||||
.long 0x2d # DIE offset
|
||||
.ascii "fun1\0" # external name
|
||||
.long 0x48 # DIE offset
|
||||
.ascii "fun2\0" # external name
|
||||
.long 0x63 # DIE offset
|
||||
.ascii "fun3\0" # external name
|
||||
.long 0x7e # DIE offset
|
||||
.ascii "fun4\0" # external name
|
||||
.long 0x99 # DIE offset
|
||||
.ascii "main\0" # external name
|
||||
.long 0x0
|
||||
.section .debug_aranges,"",@progbits
|
||||
.long 0x2c # Length of Address Ranges Info
|
||||
.value 0x2 # DWARF Version
|
||||
.long .Ldebug_info0 # Offset of Compilation Unit Info
|
||||
.byte 0x8 # Size of Address
|
||||
.byte 0x0 # Size of Segment Descriptor
|
||||
.value 0x0 # Pad to 16 byte boundary
|
||||
.value 0x0
|
||||
.quad .Ltext0 # Address
|
||||
.quad .Letext0-.Ltext0 # Length
|
||||
.quad 0x0
|
||||
.quad 0x0
|
||||
.section .debug_str,"MS",@progbits,1
|
||||
.LASF3:
|
||||
.string "fun4"
|
||||
.LASF5:
|
||||
.string "record_goto.c"
|
||||
.LASF4:
|
||||
.string "GNU C 4.4.4 20100726 (Red Hat 4.4.4-13)"
|
||||
.LASF7:
|
||||
.string "main"
|
||||
.LASF1:
|
||||
.string "fun2"
|
||||
.LASF0:
|
||||
.string "fun1"
|
||||
.LASF6:
|
||||
.string ""
|
||||
.LASF2:
|
||||
.string "fun3"
|
||||
.ident "GCC: (GNU) 4.4.4 20100726 (Red Hat 4.4.4-13)"
|
||||
.section .note.GNU-stack,"",@progbits
|
||||
Loading…
Reference in a new issue