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-rw-r--r--sysdeps/arm/machine-gmon.h67
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diff --git a/sysdeps/arm/machine-gmon.h b/sysdeps/arm/machine-gmon.h
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index fa3f65237d..0000000000
--- a/sysdeps/arm/machine-gmon.h
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-/* Machine-dependent definitions for profiling support. ARM version.
- Copyright (C) 1996, 1997, 1998 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. */
-
-/* GCC for the ARM cannot compile __builtin_return_address(N) for N != 0,
- so we must use an assembly stub. */
-
-#include <sysdep.h>
-#ifndef NO_UNDERSCORES
-/* The asm symbols for C functions are `_function'.
- The canonical name for the counter function is `mcount', no _. */
-void _mcount (void) asm ("mcount");
-#else
-/* The canonical name for the function is `_mcount' in both C and asm,
- but some old asm code might assume it's `mcount'. */
-void _mcount (void);
-weak_alias (_mcount, mcount)
-#endif
-
-static void mcount_internal (u_long frompc, u_long selfpc) __attribute_used__;
-
-#define _MCOUNT_DECL(frompc, selfpc) \
-static void mcount_internal (u_long frompc, u_long selfpc)
-
-/* This macro/func MUST save r0, r1 because the compiler inserts
- blind calls to _mount(), ignoring the fact that _mcount may
- clobber registers; therefore, _mcount may NOT clobber registers */
-/* if (this_fp!=0) {
- r0 = this_fp
- r1 = this_lr
- r1 = [r1-4] which is caller's lr
- if (r1!=0)
- r1 = caller's lr
- call mcount_internal(this_lr, caller's_lr)
- }
-*/
-
-#define MCOUNT \
-void _mcount (void) \
-{ \
- __asm__("stmdb sp!, {r0, r1, r2, r3};" \
- "movs fp, fp;" \
- "moveq r1, #0;" \
- "ldrne r1, [fp, $-4];" \
- "ldrne r0, [fp, $-12];" \
- "movnes r0, r0;" \
- "ldrne r0, [r0, $-4];" \
- "movs r0, r0;" \
- "blne mcount_internal;" \
- "ldmia sp!, {r0, r1, r2, r3}"); \
-}
-