diff options
Diffstat (limited to 'sysdeps/arm/machine-gmon.h')
| -rw-r--r-- | sysdeps/arm/machine-gmon.h | 67 |
1 files changed, 0 insertions, 67 deletions
diff --git a/sysdeps/arm/machine-gmon.h b/sysdeps/arm/machine-gmon.h deleted file mode 100644 index fa3f65237d..0000000000 --- a/sysdeps/arm/machine-gmon.h +++ /dev/null @@ -1,67 +0,0 @@ -/* 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}"); \ -} - |