1dnl  Sparc v9 32-bit time stamp counter access routine.
2
3dnl  Copyright 2000, 2005 Free Software Foundation, Inc.
4dnl
5dnl  This file is part of the GNU MP Library.
6dnl
7dnl  The GNU MP Library is free software; you can redistribute it and/or
8dnl  modify it under the terms of the GNU Lesser General Public License as
9dnl  published by the Free Software Foundation; either version 3 of the
10dnl  License, or (at your option) any later version.
11dnl
12dnl  The GNU MP Library is distributed in the hope that it will be useful,
13dnl  but WITHOUT ANY WARRANTY; without even the implied warranty of
14dnl  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
15dnl  Lesser General Public License for more details.
16dnl
17dnl  You should have received a copy of the GNU Lesser General Public License
18dnl  along with the GNU MP Library.  If not, see http://www.gnu.org/licenses/.
19
20include(`../config.m4')
21
22
23C void speed_cyclecounter (unsigned p[2]);
24C
25C Get the sparc v9 tick counter.
26
27ASM_START()
28PROLOGUE(speed_cyclecounter)
29	rd	%tick,%g1
30	st	%g1,[%o0]		C low 32 bits
31	srlx	%g1,32,%g4
32	retl
33	st	%g4,[%o0+4]		C high 32 bits
34EPILOGUE(speed_cyclecounter)
35