glibc/sysdeps/aarch64/machine-gmon.h

36 lines
1.5 KiB
C

/* AArch64 definitions for profiling support.
Copyright (C) 1996-2023 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, see
<https://www.gnu.org/licenses/>. */
/* Accept 'frompc' address as argument from the function that calls
__mcount for profiling. Use __builtin_return_address (0)
for the 'selfpc' address. */
#include <sysdep.h>
static void mcount_internal (u_long frompc, u_long selfpc);
#define _MCOUNT_DECL(frompc, selfpc) \
static inline void mcount_internal (u_long frompc, u_long selfpc)
/* Note: strip_pac is needed for frompc because of gcc PR target/94791. */
#define MCOUNT \
void __mcount (void *frompc) \
{ \
mcount_internal ((u_long) strip_pac (frompc), (u_long) RETURN_ADDRESS (0)); \
}