1# Copyright (c) 2007 The Hewlett-Packard Development Company
2# All rights reserved.
3#
4# Redistribution and use of this software in source and binary forms,
5# with or without modification, are permitted provided that the
6# following conditions are met:
7#
8# The software must be used only for Non-Commercial Use which means any
9# use which is NOT directed to receiving any direct monetary
10# compensation for, or commercial advantage from such use. Illustrative
11# examples of non-commercial use are academic research, personal study,
12# teaching, education and corporate research & development.
13# Illustrative examples of commercial use are distributing products for
14# commercial advantage and providing services using the software for
15# commercial advantage.
16#
17# If you wish to use this software or functionality therein that may be
18# covered by patents for commercial use, please contact:
19# Director of Intellectual Property Licensing
20# Office of Strategy and Technology
21# Hewlett-Packard Company
22# 1501 Page Mill Road
23# Palo Alto, California 94304
24#
25# Redistributions of source code must retain the above copyright notice,
26# this list of conditions and the following disclaimer. Redistributions
27# in binary form must reproduce the above copyright notice, this list of
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30# the COPYRIGHT HOLDER(s), HEWLETT-PACKARD COMPANY, nor the names of its
31# contributors may be used to endorse or promote products derived from
32# this software without specific prior written permission. No right of
33# sublicense is granted herewith. Derivatives of the software and
34# output created using the software may be prepared, but only for
35# Non-Commercial Uses. Derivatives of the software may be shared with
36# others provided: (i) the others agree to abide by the list of
37# conditions herein which includes the Non-Commercial Use restrictions;
38# and (ii) such Derivatives of the software include the above copyright
39# notice to acknowledge the contribution from this software where
40# applicable, this list of conditions and the disclaimer below.
41#
42# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
43# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
44# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
45# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
46# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
47# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
48# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
49# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
50# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
51# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
52# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
53#
54# Authors: Gabe Black
55
56microcode = '''
57def macroop SAL_R_I
58{
59 slli reg, reg, imm, flags=(CF,OF,SF,ZF,PF)
60};
61
62def macroop SAL_M_I
63{
64 ldst t1, seg, sib, disp
65 slli t1, t1, imm, flags=(CF,OF,SF,ZF,PF)
66 st t1, seg, sib, disp
67};
68
69def macroop SAL_P_I
70{
71 rdip t7
72 ldst t1, seg, riprel, disp
73 slli t1, t1, imm, flags=(CF,OF,SF,ZF,PF)
74 st t1, seg, riprel, disp
75};
76
77def macroop SAL_1_R
78{
79 slli reg, reg, 1, flags=(CF,OF,SF,ZF,PF)
80};
81
82def macroop SAL_1_M
83{
84 ldst t1, seg, sib, disp
85 slli t1, t1, 1, flags=(CF,OF,SF,ZF,PF)
86 st t1, seg, sib, disp
87};
88
89def macroop SAL_1_P
90{
91 rdip t7
92 ldst t1, seg, riprel, disp
93 slli t1, t1, 1, flags=(CF,OF,SF,ZF,PF)
94 st t1, seg, riprel, disp
95};
96
97def macroop SAL_R_R
98{
99 sll reg, reg, regm, flags=(CF,OF,SF,ZF,PF)
100};
101
102def macroop SAL_M_R
103{
104 ldst t1, seg, sib, disp
105 sll t1, t1, reg, flags=(CF,OF,SF,ZF,PF)
106 st t1, seg, sib, disp
107};
108
109def macroop SAL_P_R
110{
111 rdip t7
112 ldst t1, seg, riprel, disp
113 sll t1, t1, reg, flags=(CF,OF,SF,ZF,PF)
114 st t1, seg, riprel, disp
115};
116
117def macroop SHR_R_I
118{
119 srli reg, reg, imm, flags=(CF,OF,SF,ZF,PF)
120};
121
122def macroop SHR_M_I
123{
124 ldst t1, seg, sib, disp
125 srli t1, t1, imm, flags=(CF,OF,SF,ZF,PF)
126 st t1, seg, sib, disp
127};
128
129def macroop SHR_P_I
130{
131 rdip t7
132 ldst t1, seg, riprel, disp
133 srli t1, t1, imm, flags=(CF,OF,SF,ZF,PF)
134 st t1, seg, riprel, disp
135};
136
137def macroop SHR_1_R
138{
139 srli reg, reg, 1, flags=(CF,OF,SF,ZF,PF)
140};
141
142def macroop SHR_1_M
143{
144 ldst t1, seg, sib, disp
145 srli t1, t1, 1, flags=(CF,OF,SF,ZF,PF)
146 st t1, seg, sib, disp
147};
148
149def macroop SHR_1_P
150{
151 rdip t7
152 ldst t1, seg, riprel, disp
153 srli t1, t1, 1, flags=(CF,OF,SF,ZF,PF)
154 st t1, seg, riprel, disp
155};
156
157def macroop SHR_R_R
158{
159 srl reg, reg, regm, flags=(CF,OF,SF,ZF,PF)
160};
161
162def macroop SHR_M_R
163{
164 ldst t1, seg, sib, disp
165 srl t1, t1, reg, flags=(CF,OF,SF,ZF,PF)
166 st t1, seg, sib, disp
167};
168
169def macroop SHR_P_R
170{
171 rdip t7
172 ldst t1, seg, riprel, disp
173 srl t1, t1, reg, flags=(CF,OF,SF,ZF,PF)
174 st t1, seg, riprel, disp
175};
176
177# SHRD will not set OF correctly when the shift count is 1.
178def macroop SHRD_R_R_I
179{
180 srli t1, reg, imm, flags=(CF,)
181 rori t2, regm, imm
182 srli t3, regm, imm
183 xor t2, t2, t3
184 or reg, t1, t2
185};
186
187# SHRD will not set OF correctly when the shift count is 1.
188def macroop SHRD_M_R_I
189{
190 ldst t1, seg, sib, disp
191 srli t1, t1, imm, flags=(CF,)
192 rori t2, reg, imm
193 srli t3, reg, imm
194 xor t2, t2, t3
195 or t1, t1, t2
196 st t1, seg, sib, disp
197};
198
199# SHRD will not set OF correctly when the shift count is 1.
200def macroop SHRD_P_R_I
201{
202 rdip t7
203 ldst t1, seg, riprel, disp
204 srli t1, t1, imm, flags=(CF,)
205 rori t2, reg, imm
206 srli t3, reg, imm
207 xor t2, t2, t3
208 or t1, t1, t2
209 st t1, seg, riprel, disp
210};
211
212def macroop SAR_R_I
213{
214 srai reg, reg, imm, flags=(CF,OF,SF,ZF,PF)
215};
216
217def macroop SAR_M_I
218{
219 ldst t1, seg, sib, disp
220 srai t1, t1, imm, flags=(CF,OF,SF,ZF,PF)
221 st t1, seg, sib, disp
222};
223
224def macroop SAR_P_I
225{
226 rdip t7
227 ldst t1, seg, riprel, disp
228 srai t1, t1, imm, flags=(CF,OF,SF,ZF,PF)
229 st t1, seg, riprel, disp
230};
231
232def macroop SAR_1_R
233{
234 srai reg, reg, 1, flags=(CF,OF,SF,ZF,PF)
235};
236
237def macroop SAR_1_M
238{
239 ldst t1, seg, sib, disp
240 srai t1, t1, 1, flags=(CF,OF,SF,ZF,PF)
241 st t1, seg, sib, disp
242};
243
244def macroop SAR_1_P
245{
246 rdip t7
247 ldst t1, seg, riprel, disp
248 srai t1, t1, 1, flags=(CF,OF,SF,ZF,PF)
249 st t1, seg, riprel, disp
250};
251
252def macroop SAR_R_R
253{
254 sra reg, reg, regm, flags=(CF,OF,SF,ZF,PF)
255};
256
257def macroop SAR_M_R
258{
259 ldst t1, seg, sib, disp
260 sra t1, t1, reg, flags=(CF,OF,SF,ZF,PF)
261 st t1, seg, sib, disp
262};
263
264def macroop SAR_P_R
265{
266 rdip t7
267 ldst t1, seg, riprel, disp
268 sra t1, t1, reg, flags=(CF,OF,SF,ZF,PF)
269 st t1, seg, riprel, disp
270};
271'''