From 2dd2b17df795bff69d611f84d146e916cbd17d81 Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Fri, 21 Mar 1997 21:40:39 +0000 Subject: [PATCH] i386 specific definitions for gmon. --- sysdeps/i386/machine-gmon.h | 41 +++++++++++++++++++++++++++++++++++++ 1 file changed, 41 insertions(+) create mode 100644 sysdeps/i386/machine-gmon.h diff --git a/sysdeps/i386/machine-gmon.h b/sysdeps/i386/machine-gmon.h new file mode 100644 index 00000000000..496a57eb84e --- /dev/null +++ b/sysdeps/i386/machine-gmon.h @@ -0,0 +1,41 @@ +/* i386-specific implemetation of profiling support. + Copyright (C) 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper , 1997. + + 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. */ + +#include + +/* We need a special version of the `mcount' function since for ix86 it + must not clobber any register. This has several reasons: + - there is a bug in gcc as of version 2.7.2.2 which prohibits the + use of profiling together with nested functions + - the ELF `fixup' function uses GCC's regparm feature + - some (future) systems might want to pass parameters in registers. */ + +/* We must not pollute the global namespace. */ +#define mcount_internal __mcount_internal + +void mcount_internal (u_long frompc, u_long selfpc); + +#define _MCOUNT_DECL(frompc, selfpc) \ +void mcount_internal (u_long frompc, u_long selfpc) + + +/* Define MCOUNT as empty since we have a the implementation in another + file. */ +#define MCOUNT -- 2.47.2