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cdc89eb2 | 1 | # MIPS simulator testsuite MDMX utility functions. |
c5a57081 | 2 | # Copyright (C) 2004, 2007-2012 Free Software Foundation, Inc. |
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3 | # Contributed by Chris Demetriou of Broadcom Corporation. |
4 | # | |
5 | # This file is part of the GNU simulators. | |
6 | # | |
7 | # This program is free software; you can redistribute it and/or modify | |
8 | # it under the terms of the GNU General Public License as published by | |
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9 | # the Free Software Foundation; either version 3 of the License, or |
10 | # (at your option) any later version. | |
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11 | # |
12 | # This program is distributed in the hope that it will be useful, | |
13 | # but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | # GNU General Public License for more details. | |
16 | # | |
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17 | # You should have received a copy of the GNU General Public License |
18 | # along with this program. If not, see <http://www.gnu.org/licenses/>. */ | |
cdc89eb2 | 19 | |
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20 | .include "utils-fpu.inc" |
21 | ||
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22 | ### |
23 | ### Shared macros | |
24 | ### | |
25 | ||
adad0f8a | 26 | # Enable MDMX: enable the FPU w/ FR=1, then set Status.MX |
cdc89eb2 | 27 | .macro enable_mdmx |
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28 | enable_fpu 1 |
29 | mfc0 $20, $12 | |
30 | or $20, $20, (1 << 24) | |
31 | mtc0 $20, $12 | |
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32 | .endm |
33 | ||
34 | ||
35 | ### | |
36 | ### .OB-format macros | |
37 | ### | |
38 | ||
39 | .macro ld_ob r, v | |
40 | .data | |
41 | 1: .dword \v | |
42 | .previous | |
43 | ldc1 \r, 1b | |
44 | .endm | |
45 | ||
46 | .macro ck_ob r, v | |
47 | .data | |
48 | 1: .dword \v | |
49 | .previous | |
50 | dmfc1 $20, \r | |
51 | ld $21, 1b | |
52 | bne $20, $21, _fail | |
53 | nop | |
54 | .endm | |
55 | ||
56 | .macro ld_acc_ob h, m, l | |
57 | ld_ob $f20, \m | |
58 | ld_ob $f21, \l | |
59 | wacl.ob $f20, $f21 | |
60 | ld_ob $f20, \h | |
61 | wach.ob $f20 | |
62 | .endm | |
63 | ||
64 | .macro ck_acc_ob h, m, l | |
65 | rach.ob $f20 | |
66 | ck_ob $f20, \h | |
67 | racm.ob $f20 | |
68 | ck_ob $f20, \m | |
69 | racl.ob $f20 | |
70 | ck_ob $f20, \l | |
71 | .endm |