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 INC_R
40{
41 addi reg, reg, 1, flags=(OF, SF, ZF, AF, PF)
42};
43
44def macroop INC_M
45{
46 ldst t1, seg, sib, disp
47 addi t1, t1, 1, flags=(OF, SF, ZF, AF, PF)
48 st t1, seg, sib, disp
49};
50
51def macroop INC_P
52{
53 rdip t7
54 ldst t1, seg, riprel, disp
55 addi t1, t1, 1, flags=(OF, SF, ZF, AF, PF)
56 st t1, seg, riprel, disp
57};
58
59def macroop INC_LOCKED_M
60{
61 mfence
62 ldstl t1, seg, sib, disp
63 addi t1, t1, 1, flags=(OF, SF, ZF, AF, PF)
64 stul t1, seg, sib, disp
65 mfence
66};
67
68def macroop INC_LOCKED_P
69{
70 rdip t7
71 mfence
72 ldstl t1, seg, riprel, disp
73 addi t1, t1, 1, flags=(OF, SF, ZF, AF, PF)
74 stul t1, seg, riprel, disp
75 mfence
76};
77
78def macroop DEC_R
79{
80 subi reg, reg, 1, flags=(OF, SF, ZF, AF, PF)
81};
82
83def macroop DEC_M
84{
85 ldst t1, seg, sib, disp
86 subi t1, t1, 1, flags=(OF, SF, ZF, AF, PF)
87 st t1, seg, sib, disp
88};
89
90def macroop DEC_P
91{
92 rdip t7
93 ldst t1, seg, riprel, disp
94 subi t1, t1, 1, flags=(OF, SF, ZF, AF, PF)
95 st t1, seg, riprel, disp
96};
97
98def macroop DEC_LOCKED_M
99{
100 mfence
101 ldstl t1, seg, sib, disp
102 subi t1, t1, 1, flags=(OF, SF, ZF, AF, PF)
103 stul t1, seg, sib, disp
104 mfence
105};
106
107def macroop DEC_LOCKED_P
108{
109 rdip t7
110 mfence
111 ldstl t1, seg, riprel, disp
112 subi t1, t1, 1, flags=(OF, SF, ZF, AF, PF)
113 stul t1, seg, riprel, disp
114 mfence
115};
116'''