72 lines
1.5 KiB
PHP
72 lines
1.5 KiB
PHP
# MIPS simulator testsuite MDMX utility functions.
|
|
# Copyright (C) 2004-2023 Free Software Foundation, Inc.
|
|
# Contributed by Chris Demetriou of Broadcom Corporation.
|
|
#
|
|
# This file is part of the GNU simulators.
|
|
#
|
|
# 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; either version 3 of the License, or
|
|
# (at your option) any later version.
|
|
#
|
|
# 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, see <http://www.gnu.org/licenses/>. */
|
|
|
|
.include "utils-fpu.inc"
|
|
|
|
###
|
|
### Shared macros
|
|
###
|
|
|
|
# Enable MDMX: enable the FPU w/ FR=1, then set Status.MX
|
|
.macro enable_mdmx
|
|
enable_fpu 1
|
|
mfc0 $20, $12
|
|
or $20, $20, (1 << 24)
|
|
mtc0 $20, $12
|
|
.endm
|
|
|
|
|
|
###
|
|
### .OB-format macros
|
|
###
|
|
|
|
.macro ld_ob r, v
|
|
.data
|
|
1: .dword \v
|
|
.previous
|
|
ldc1 \r, 1b
|
|
.endm
|
|
|
|
.macro ck_ob r, v
|
|
.data
|
|
1: .dword \v
|
|
.previous
|
|
dmfc1 $20, \r
|
|
ld $21, 1b
|
|
bne $20, $21, _fail
|
|
nop
|
|
.endm
|
|
|
|
.macro ld_acc_ob h, m, l
|
|
ld_ob $f20, \m
|
|
ld_ob $f21, \l
|
|
wacl.ob $f20, $f21
|
|
ld_ob $f20, \h
|
|
wach.ob $f20
|
|
.endm
|
|
|
|
.macro ck_acc_ob h, m, l
|
|
rach.ob $f20
|
|
ck_ob $f20, \h
|
|
racm.ob $f20
|
|
ck_ob $f20, \m
|
|
racl.ob $f20
|
|
ck_ob $f20, \l
|
|
.endm
|