| Austin Schuh | dace2a6 | 2020-08-18 10:56:48 -0700 | [diff] [blame^] | 1 | dnl HPPA 64-bit time stamp counter access routine. |
| 2 | |
| 3 | dnl Copyright 2000, 2002, 2005 Free Software Foundation, Inc. |
| 4 | |
| 5 | dnl This file is part of the GNU MP Library. |
| 6 | dnl |
| 7 | dnl The GNU MP Library is free software; you can redistribute it and/or modify |
| 8 | dnl it under the terms of either: |
| 9 | dnl |
| 10 | dnl * the GNU Lesser General Public License as published by the Free |
| 11 | dnl Software Foundation; either version 3 of the License, or (at your |
| 12 | dnl option) any later version. |
| 13 | dnl |
| 14 | dnl or |
| 15 | dnl |
| 16 | dnl * the GNU General Public License as published by the Free Software |
| 17 | dnl Foundation; either version 2 of the License, or (at your option) any |
| 18 | dnl later version. |
| 19 | dnl |
| 20 | dnl or both in parallel, as here. |
| 21 | dnl |
| 22 | dnl The GNU MP Library is distributed in the hope that it will be useful, but |
| 23 | dnl WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY |
| 24 | dnl or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| 25 | dnl for more details. |
| 26 | dnl |
| 27 | dnl You should have received copies of the GNU General Public License and the |
| 28 | dnl GNU Lesser General Public License along with the GNU MP Library. If not, |
| 29 | dnl see https://www.gnu.org/licenses/. |
| 30 | |
| 31 | include(`../config.m4') |
| 32 | |
| 33 | dnl void speed_cyclecounter (unsigned p[2]); |
| 34 | dnl |
| 35 | dnl Get the HPPA interval timer. |
| 36 | |
| 37 | .level 2.0w |
| 38 | PROLOGUE(speed_cyclecounter) |
| 39 | mfctl %cr16,%r28 |
| 40 | stw %r28,0(0,%r26) ; low word |
| 41 | extrd,u %r28,31,32,%r28 |
| 42 | bve (%r2) |
| 43 | stw %r28,4(0,%r26) ; high word |
| 44 | EPILOGUE(speed_cyclecounter) |