summaryrefslogtreecommitdiff
path: root/mysys/my_timer_cycles.il
blob: e655cad2a2ebec5679f2d5acf7e0b782ce287f2d (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
/* Copyright (c) 2008 MySQL AB, 2009 Sun Microsystems, Inc.
   Use is subject to license terms.

  This program is free software; you can redistribute it and/or modify
  it under the terms of the GNU General Public License as published by
  the Free Software Foundation; version 2 of the License.

  This program 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 General Public License for more details.

  You should have received a copy of the GNU General Public License
  along with this program; if not, write to the Free Software
  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA */

/* Sun Studio SPARC inline templates for cycle timer */
/* Sun Studio i386 and x86_64 inline templates for cycle timer */
/* I didn't say ".volatile" or ".nonvolatile". */

.inline my_timer_cycles_il_sparc64,0
rd %tick,%o0
.end

.inline my_timer_cycles_il_sparc32,0
rd %tick,%o2
srlx %o2,32,%o0
sra %o2,0,%o1
.end

.inline my_timer_cycles_il_i386,0
rdtsc
.end

.inline my_timer_cycles_il_x86_64,0
rdtsc
shlq $32,%rdx
orq %rdx,%rax
.end