segmentation.py (10959:30c700ee0d47) segmentation.py (12584:2af98e1fb894)
1# Copyright (c) 2007 The Hewlett-Packard Development Company
2# Copyright (c) 2012-2013 AMD
3# All rights reserved.
4#
5# The license below extends only to copyright in the software and shall
6# not be construed as granting a license to any other intellectual
7# property including but not limited to intellectual property relating
8# to a hardware implementation of the functionality of the software

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34# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
35# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
36#
37# Authors: Gabe Black
38
39microcode = '''
40def macroop LGDT_M
41{
1# Copyright (c) 2007 The Hewlett-Packard Development Company
2# Copyright (c) 2012-2013 AMD
3# All rights reserved.
4#
5# The license below extends only to copyright in the software and shall
6# not be construed as granting a license to any other intellectual
7# property including but not limited to intellectual property relating
8# to a hardware implementation of the functionality of the software

--- 25 unchanged lines hidden (view full) ---

34# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
35# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
36#
37# Authors: Gabe Black
38
39microcode = '''
40def macroop LGDT_M
41{
42 .serializing
42 .serialize_after
43 .adjust_env maxOsz
44
45 # Get the limit
46 ld t1, seg, sib, disp, dataSize=2
47 # Get the base
48 ld t2, seg, sib, 'adjustedDisp + 2'
49 wrbase tsg, t2
50 wrlimit tsg, t1
51};
52
53def macroop LGDT_P
54{
43 .adjust_env maxOsz
44
45 # Get the limit
46 ld t1, seg, sib, disp, dataSize=2
47 # Get the base
48 ld t2, seg, sib, 'adjustedDisp + 2'
49 wrbase tsg, t2
50 wrlimit tsg, t1
51};
52
53def macroop LGDT_P
54{
55 .serializing
55 .serialize_after
56 .adjust_env maxOsz
57
58 rdip t7
59 # Get the limit
60 ld t1, seg, riprel, disp, dataSize=2
61 # Get the base
62 ld t2, seg, riprel, 'adjustedDisp + 2'
63 wrbase tsg, t2
64 wrlimit tsg, t1
65};
66
67#
68# These versions are for when the original data size was 16 bits. The base is
69# still 32 bits, but the top byte is zeroed before being used.
70#
71
72def macroop LGDT_16_M
73{
56 .adjust_env maxOsz
57
58 rdip t7
59 # Get the limit
60 ld t1, seg, riprel, disp, dataSize=2
61 # Get the base
62 ld t2, seg, riprel, 'adjustedDisp + 2'
63 wrbase tsg, t2
64 wrlimit tsg, t1
65};
66
67#
68# These versions are for when the original data size was 16 bits. The base is
69# still 32 bits, but the top byte is zeroed before being used.
70#
71
72def macroop LGDT_16_M
73{
74 .serializing
74 .serialize_after
75 .adjust_env maxOsz
76
77 # Get the limit
78 ld t1, seg, sib, disp, dataSize=2
79 # Get the base
80 ld t2, seg, sib, 'adjustedDisp + 2', dataSize=4
81 zexti t2, t2, 23, dataSize=8
82 wrbase tsg, t2, dataSize=8
83 wrlimit tsg, t1
84};
85
86def macroop LGDT_16_P
87{
75 .adjust_env maxOsz
76
77 # Get the limit
78 ld t1, seg, sib, disp, dataSize=2
79 # Get the base
80 ld t2, seg, sib, 'adjustedDisp + 2', dataSize=4
81 zexti t2, t2, 23, dataSize=8
82 wrbase tsg, t2, dataSize=8
83 wrlimit tsg, t1
84};
85
86def macroop LGDT_16_P
87{
88 .serializing
88 .serialize_after
89 .adjust_env maxOsz
90
91 rdip t7
92 # Get the limit
93 ld t1, seg, riprel, disp, dataSize=2
94 # Get the base
95 ld t2, seg, riprel, 'adjustedDisp + 2', dataSize=4
96 zexti t2, t2, 23, dataSize=8
97 wrbase tsg, t2
98 wrlimit tsg, t1
99};
100
101def macroop LIDT_M
102{
89 .adjust_env maxOsz
90
91 rdip t7
92 # Get the limit
93 ld t1, seg, riprel, disp, dataSize=2
94 # Get the base
95 ld t2, seg, riprel, 'adjustedDisp + 2', dataSize=4
96 zexti t2, t2, 23, dataSize=8
97 wrbase tsg, t2
98 wrlimit tsg, t1
99};
100
101def macroop LIDT_M
102{
103 .serializing
103 .serialize_after
104 .adjust_env maxOsz
105
106 # Get the limit
107 ld t1, seg, sib, disp, dataSize=2
108 # Get the base
109 ld t2, seg, sib, 'adjustedDisp + 2'
110 wrbase idtr, t2
111 wrlimit idtr, t1
112};
113
114def macroop LIDT_P
115{
104 .adjust_env maxOsz
105
106 # Get the limit
107 ld t1, seg, sib, disp, dataSize=2
108 # Get the base
109 ld t2, seg, sib, 'adjustedDisp + 2'
110 wrbase idtr, t2
111 wrlimit idtr, t1
112};
113
114def macroop LIDT_P
115{
116 .serializing
116 .serialize_after
117 .adjust_env maxOsz
118
119 rdip t7
120 # Get the limit
121 ld t1, seg, riprel, disp, dataSize=2
122 # Get the base
123 ld t2, seg, riprel, 'adjustedDisp + 2'
124 wrbase idtr, t2
125 wrlimit idtr, t1
126};
127
128#
129# These versions are for when the original data size was 16 bits. The base is
130# still 32 bits, but the top byte is zeroed before being used.
131#
132
133def macroop LIDT_16_M
134{
117 .adjust_env maxOsz
118
119 rdip t7
120 # Get the limit
121 ld t1, seg, riprel, disp, dataSize=2
122 # Get the base
123 ld t2, seg, riprel, 'adjustedDisp + 2'
124 wrbase idtr, t2
125 wrlimit idtr, t1
126};
127
128#
129# These versions are for when the original data size was 16 bits. The base is
130# still 32 bits, but the top byte is zeroed before being used.
131#
132
133def macroop LIDT_16_M
134{
135 .serializing
135 .serialize_after
136 .adjust_env maxOsz
137
138 # Get the limit
139 ld t1, seg, sib, disp, dataSize=2
140 # Get the base
141 ld t2, seg, sib, 'adjustedDisp + 2', dataSize=4
142 zexti t2, t2, 23, dataSize=8
143 wrbase idtr, t2, dataSize=8
144 wrlimit idtr, t1
145};
146
147def macroop LIDT_16_P
148{
136 .adjust_env maxOsz
137
138 # Get the limit
139 ld t1, seg, sib, disp, dataSize=2
140 # Get the base
141 ld t2, seg, sib, 'adjustedDisp + 2', dataSize=4
142 zexti t2, t2, 23, dataSize=8
143 wrbase idtr, t2, dataSize=8
144 wrlimit idtr, t1
145};
146
147def macroop LIDT_16_P
148{
149 .serializing
149 .serialize_after
150 .adjust_env maxOsz
151
152 rdip t7
153 # Get the limit
154 ld t1, seg, riprel, disp, dataSize=2
155 # Get the base
156 ld t2, seg, riprel, 'adjustedDisp + 2', dataSize=4
157 zexti t2, t2, 23, dataSize=8
158 wrbase idtr, t2
159 wrlimit idtr, t1
160};
161
162def macroop LTR_R
163{
150 .adjust_env maxOsz
151
152 rdip t7
153 # Get the limit
154 ld t1, seg, riprel, disp, dataSize=2
155 # Get the base
156 ld t2, seg, riprel, 'adjustedDisp + 2', dataSize=4
157 zexti t2, t2, 23, dataSize=8
158 wrbase idtr, t2
159 wrlimit idtr, t1
160};
161
162def macroop LTR_R
163{
164 .serializing
164 .serialize_after
165 chks reg, t0, TRCheck
166 limm t4, 0, dataSize=8
167 srli t4, reg, 3, dataSize=2
168 ldst t1, tsg, [8, t4, t0], dataSize=8
169 ld t2, tsg, [8, t4, t0], 8, dataSize=8
170 chks reg, t1, TSSCheck
171 wrdh t3, t1, t2
172 wrdl tr, t1, reg
173 wrbase tr, t3, dataSize=8
174 limm t5, (1 << 9)
175 or t1, t1, t5
176 st t1, tsg, [8, t4, t0], dataSize=8
177};
178
179def macroop LTR_M
180{
165 chks reg, t0, TRCheck
166 limm t4, 0, dataSize=8
167 srli t4, reg, 3, dataSize=2
168 ldst t1, tsg, [8, t4, t0], dataSize=8
169 ld t2, tsg, [8, t4, t0], 8, dataSize=8
170 chks reg, t1, TSSCheck
171 wrdh t3, t1, t2
172 wrdl tr, t1, reg
173 wrbase tr, t3, dataSize=8
174 limm t5, (1 << 9)
175 or t1, t1, t5
176 st t1, tsg, [8, t4, t0], dataSize=8
177};
178
179def macroop LTR_M
180{
181 .serializing
181 .serialize_after
182 ld t5, seg, sib, disp, dataSize=2
183 chks t5, t0, TRCheck
184 limm t4, 0, dataSize=8
185 srli t4, t5, 3, dataSize=2
186 ldst t1, tsg, [8, t4, t0], dataSize=8
187 ld t2, tsg, [8, t4, t0], 8, dataSize=8
188 chks t5, t1, TSSCheck
189 wrdh t3, t1, t2
190 wrdl tr, t1, t5
191 wrbase tr, t3, dataSize=8
192 limm t5, (1 << 9)
193 or t1, t1, t5
194 st t1, tsg, [8, t4, t0], dataSize=8
195};
196
197def macroop LTR_P
198{
182 ld t5, seg, sib, disp, dataSize=2
183 chks t5, t0, TRCheck
184 limm t4, 0, dataSize=8
185 srli t4, t5, 3, dataSize=2
186 ldst t1, tsg, [8, t4, t0], dataSize=8
187 ld t2, tsg, [8, t4, t0], 8, dataSize=8
188 chks t5, t1, TSSCheck
189 wrdh t3, t1, t2
190 wrdl tr, t1, t5
191 wrbase tr, t3, dataSize=8
192 limm t5, (1 << 9)
193 or t1, t1, t5
194 st t1, tsg, [8, t4, t0], dataSize=8
195};
196
197def macroop LTR_P
198{
199 .serializing
199 .serialize_after
200 rdip t7
201 ld t5, seg, riprel, disp, dataSize=2
202 chks t5, t0, TRCheck
203 limm t4, 0, dataSize=8
204 srli t4, t5, 3, dataSize=2
205 ldst t1, tsg, [8, t4, t0], dataSize=8
206 ld t2, tsg, [8, t4, t0], 8, dataSize=8
207 chks t5, t1, TSSCheck
208 wrdh t3, t1, t2
209 wrdl tr, t1, t5
210 wrbase tr, t3, dataSize=8
211 limm t5, (1 << 9)
212 or t1, t1, t5
213 st t1, tsg, [8, t4, t0], dataSize=8
214};
215
216def macroop LLDT_R
217{
200 rdip t7
201 ld t5, seg, riprel, disp, dataSize=2
202 chks t5, t0, TRCheck
203 limm t4, 0, dataSize=8
204 srli t4, t5, 3, dataSize=2
205 ldst t1, tsg, [8, t4, t0], dataSize=8
206 ld t2, tsg, [8, t4, t0], 8, dataSize=8
207 chks t5, t1, TSSCheck
208 wrdh t3, t1, t2
209 wrdl tr, t1, t5
210 wrbase tr, t3, dataSize=8
211 limm t5, (1 << 9)
212 or t1, t1, t5
213 st t1, tsg, [8, t4, t0], dataSize=8
214};
215
216def macroop LLDT_R
217{
218 .serializing
218 .serialize_after
219 chks reg, t0, InGDTCheck, flags=(EZF,)
220 br label("end"), flags=(CEZF,)
221 limm t4, 0, dataSize=8
222 srli t4, reg, 3, dataSize=2
223 ldst t1, tsg, [8, t4, t0], dataSize=8
224 ld t2, tsg, [8, t4, t0], 8, dataSize=8
225 chks reg, t1, LDTCheck
226 wrdh t3, t1, t2
227 wrdl tsl, t1, reg
228 wrbase tsl, t3, dataSize=8
229end:
230 fault "NoFault"
231};
232
233def macroop LLDT_M
234{
219 chks reg, t0, InGDTCheck, flags=(EZF,)
220 br label("end"), flags=(CEZF,)
221 limm t4, 0, dataSize=8
222 srli t4, reg, 3, dataSize=2
223 ldst t1, tsg, [8, t4, t0], dataSize=8
224 ld t2, tsg, [8, t4, t0], 8, dataSize=8
225 chks reg, t1, LDTCheck
226 wrdh t3, t1, t2
227 wrdl tsl, t1, reg
228 wrbase tsl, t3, dataSize=8
229end:
230 fault "NoFault"
231};
232
233def macroop LLDT_M
234{
235 .serializing
235 .serialize_after
236 ld t5, seg, sib, disp, dataSize=2
237 chks t5, t0, InGDTCheck, flags=(EZF,)
238 br label("end"), flags=(CEZF,)
239 limm t4, 0, dataSize=8
240 srli t4, t5, 3, dataSize=2
241 ldst t1, tsg, [8, t4, t0], dataSize=8
242 ld t2, tsg, [8, t4, t0], 8, dataSize=8
243 chks t5, t1, LDTCheck
244 wrdh t3, t1, t2
245 wrdl tsl, t1, t5
246 wrbase tsl, t3, dataSize=8
247end:
248 fault "NoFault"
249};
250
251def macroop LLDT_P
252{
236 ld t5, seg, sib, disp, dataSize=2
237 chks t5, t0, InGDTCheck, flags=(EZF,)
238 br label("end"), flags=(CEZF,)
239 limm t4, 0, dataSize=8
240 srli t4, t5, 3, dataSize=2
241 ldst t1, tsg, [8, t4, t0], dataSize=8
242 ld t2, tsg, [8, t4, t0], 8, dataSize=8
243 chks t5, t1, LDTCheck
244 wrdh t3, t1, t2
245 wrdl tsl, t1, t5
246 wrbase tsl, t3, dataSize=8
247end:
248 fault "NoFault"
249};
250
251def macroop LLDT_P
252{
253 .serializing
253 .serialize_after
254 rdip t7
255 ld t5, seg, riprel, disp, dataSize=2
256 chks t5, t0, InGDTCheck, flags=(EZF,)
257 br label("end"), flags=(CEZF,)
258 limm t4, 0, dataSize=8
259 srli t4, t5, 3, dataSize=2
260 ldst t1, tsg, [8, t4, t0], dataSize=8
261 ld t2, tsg, [8, t4, t0], 8, dataSize=8

--- 16 unchanged lines hidden --- 		254 rdip t7
255 ld t5, seg, riprel, disp, dataSize=2
256 chks t5, t0, InGDTCheck, flags=(EZF,)
257 br label("end"), flags=(CEZF,)
258 limm t4, 0, dataSize=8
259 srli t4, t5, 3, dataSize=2
260 ldst t1, tsg, [8, t4, t0], dataSize=8
261 ld t2, tsg, [8, t4, t0], 8, dataSize=8

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