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* sysdeps/unix/sysv/linux/sparc/sparc32/sigcontextinfo.h
(FIRST_FRAME_POINTER): Define. * sysdeps/sparc/sparc64/backtrace.c: New file. 2008-05-20 Jakub Jelinek <jakub@redhat.com> * sysdeps/unix/sysv/linux/sparc/sparc32/sigcontextinfo.h (FIRST_FRAME_POINTER): Define. 2008-05-09 David S. Miller <davem@davemloft.net> * sysdeps/sparc/sparc64/backtrace.c: New file.
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Jakub Jelinek
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May 20, 2008
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/* Return backtrace of current program state. | ||
Copyright (C) 2008 Free Software Foundation, Inc. | ||
This file is part of the GNU C Library. | ||
Contributed by David S. Miller <davem@davemloft.net> | ||
The GNU C Library is free software; you can redistribute it and/or | ||
modify it under the terms of the GNU Library General Public License as | ||
published by the Free Software Foundation; either version 2 of the | ||
License, or (at your option) any later version. | ||
The GNU C Library 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 | ||
Library General Public License for more details. | ||
You should have received a copy of the GNU Library General Public | ||
License along with the GNU C Library; see the file COPYING.LIB. If not, | ||
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, | ||
Boston, MA 02111-1307, USA. */ | ||
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#include <execinfo.h> | ||
#include <stddef.h> | ||
#include <bp-checks.h> | ||
#include <sysdep.h> | ||
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struct layout | ||
{ | ||
unsigned long locals[8]; | ||
unsigned long ins[6]; | ||
unsigned long next; | ||
void *__unbounded return_address; | ||
}; | ||
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int | ||
__backtrace (void **array, int size) | ||
{ | ||
struct layout *current; | ||
unsigned long fp; | ||
int count; | ||
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asm volatile ("flushw"); | ||
asm volatile ("mov %%fp, %0" : "=r"(fp)); | ||
current = (struct layout *__unbounded) (fp + STACK_BIAS); | ||
current = BOUNDED_1 (current); | ||
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for (count = 0; count < size; count++) | ||
{ | ||
array[count] = current->return_address; | ||
if (!current->next) | ||
break; | ||
current = (struct layout *__unbounded) (current->next + STACK_BIAS); | ||
current = BOUNDED_1 (current); | ||
} | ||
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return count; | ||
} | ||
weak_alias (__backtrace, backtrace) | ||
libc_hidden_def (__backtrace) |
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