1# Copyright (c) 2007 The Hewlett-Packard Development Company
2# All rights reserved.
3#
4# The license below extends only to copyright in the software and shall
5# not be construed as granting a license to any other intellectual
6# property including but not limited to intellectual property relating
7# to a hardware implementation of the functionality of the software
8# licensed hereunder.  You may use the software subject to the license
9# terms below provided that you ensure that this notice is replicated
10# unmodified and in its entirety in all distributions of the software,
11# modified or unmodified, in source code or in binary form.
12#
13# Redistribution and use in source and binary forms, with or without
14# modification, are permitted provided that the following conditions are
15# met: redistributions of source code must retain the above copyright
16# notice, this list of conditions and the following disclaimer;
17# redistributions in binary form must reproduce the above copyright
18# notice, this list of conditions and the following disclaimer in the
19# documentation and/or other materials provided with the distribution;
20# neither the name of the copyright holders nor the names of its
21# contributors may be used to endorse or promote products derived from
22# this software without specific prior written permission.
23#
24# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
25# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
26# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
27# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
28# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
29# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
30# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
31# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
32# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
33# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
34# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
35#
36# Authors: Gabe Black
37
38microcode = '''
39def macroop FLD_M {
40    ldfp87 ufp1, seg, sib, disp
41    movfp st(-1), ufp1, spm=-1
42};
43
44def macroop FLD_P {
45    rdip t7
46    ldfp87 ufp1, seg, riprel, disp
47    movfp st(-1), ufp1, spm=-1
48};
49
50def macroop FLD_R {
51    movfp st(-1), sti, spm=-1
52};
53
54def macroop FLD80_M {
55    ld t1, seg, sib, "DISPLACEMENT", dataSize=8
56    ld t2, seg, sib, "DISPLACEMENT + 8", dataSize=2
57    cvtint_fp80 st(-1), t1, t2, spm=-1
58};
59
60def macroop FLD80_P {
61    rdip t7
62    ld t1, seg, riprel, "DISPLACEMENT", dataSize=8
63    ld t2, seg, riprel, "DISPLACEMENT + 8", dataSize=2
64    cvtint_fp80 st(-1), t1, t2, spm=-1
65};
66
67def macroop FST_R {
68    movfp sti, st(0)
69};
70
71def macroop FST_M {
72    stfp87 st(0), seg, sib, disp
73};
74
75def macroop FST_P {
76    rdip t7
77    stfp87 st(0), seg, riprel, disp
78};
79
80def macroop FSTP_R {
81    movfp sti, st(0), spm=1
82};
83
84def macroop FSTP_M {
85    movfp ufp1, st(0)
86    stfp87 ufp1, seg, sib, disp
87    pop87
88};
89
90def macroop FSTP_P {
91    movfp ufp1, st(0)
92    rdip t7
93    stfp87 ufp1, seg, riprel, disp
94    pop87
95};
96
97def macroop FST80P_M  {
98    cvtfp80h_int t1, st(0)
99    cvtfp80l_int t2, st(0)
100    st t1, seg, sib, "DISPLACEMENT + 0", dataSize=8
101    st t2, seg, sib, "DISPLACEMENT + 8", dataSize=2
102    pop87
103};
104
105def macroop FST80P_P  {
106    rdip t7
107    cvtfp80h_int t1, st(0)
108    cvtfp80l_int t2, st(0)
109    st t1, seg, riprel, "DISPLACEMENT + 0", dataSize=8
110    st t2, seg, riprel, "DISPLACEMENT + 8", dataSize=2
111    pop87
112};
113
114'''
115