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- /* Low-level statistical profiling support function. Linux/ARM version.
- Copyright (C) 1996, 1997, 1998, 2002 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
- The GNU C Library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Lesser General Public
- License as published by the Free Software Foundation; either
- version 2.1 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
- Lesser General Public License for more details.
- You should have received a copy of the GNU Lesser General Public
- License along with the GNU C Library; if not, write to the Free
- Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
- 02111-1307 USA. */
- #include <signal.h>
- #include <bits/armsigctx.h>
- void
- profil_counter (int signo, int _a2, int _a3, int _a4, union k_sigcontext sc)
- {
- void *pc;
- if (sc.v20.magic == SIGCONTEXT_2_0_MAGIC)
- pc = (void *) sc.v20.reg.ARM_pc;
- else
- pc = (void *) sc.v21.arm_pc;
- profil_count (pc);
- /* This is a hack to prevent the compiler from implementing the
- above function call as a sibcall. The sibcall would overwrite
- the signal context. */
- asm volatile ("");
- }
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