segmentation.py (5927:5e3367b103da) segmentation.py (5930:ec124ac0984b)
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

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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 LGDT_M
58{
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

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

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 LGDT_M
58{
59 .adjust_env oszForPseudoDesc
59 .adjust_env maxOsz
60
61 # Get the limit
62 ld t1, seg, sib, disp, dataSize=2
63 # Get the base
64 ld t2, seg, sib, 'adjustedDisp + 2'
65 wrbase tsg, t2
66 wrlimit tsg, t1
67};
68
69def macroop LGDT_P
70{
60
61 # Get the limit
62 ld t1, seg, sib, disp, dataSize=2
63 # Get the base
64 ld t2, seg, sib, 'adjustedDisp + 2'
65 wrbase tsg, t2
66 wrlimit tsg, t1
67};
68
69def macroop LGDT_P
70{
71 .adjust_env oszForPseudoDesc
71 .adjust_env maxOsz
72
73 rdip t7
74 # Get the limit
75 ld t1, seg, riprel, disp, dataSize=2
76 # Get the base
77 ld t2, seg, riprel, 'adjustedDisp + 2'
78 wrbase tsg, t2
79 wrlimit tsg, t1
80};
81
82#
83# These versions are for when the original data size was 16 bits. The base is
84# still 32 bits, but the top byte is zeroed before being used.
85#
86
87def macroop LGDT_16_M
88{
72
73 rdip t7
74 # Get the limit
75 ld t1, seg, riprel, disp, dataSize=2
76 # Get the base
77 ld t2, seg, riprel, 'adjustedDisp + 2'
78 wrbase tsg, t2
79 wrlimit tsg, t1
80};
81
82#
83# These versions are for when the original data size was 16 bits. The base is
84# still 32 bits, but the top byte is zeroed before being used.
85#
86
87def macroop LGDT_16_M
88{
89 .adjust_env oszForPseudoDesc
89 .adjust_env maxOsz
90
91 # Get the limit
92 ld t1, seg, sib, disp, dataSize=2
93 # Get the base
94 ld t2, seg, sib, 'adjustedDisp + 2', dataSize=4
95 zexti t2, t2, 23, dataSize=8
96 wrbase tsg, t2
97 wrlimit tsg, t1
98};
99
100def macroop LGDT_16_P
101{
90
91 # Get the limit
92 ld t1, seg, sib, disp, dataSize=2
93 # Get the base
94 ld t2, seg, sib, 'adjustedDisp + 2', dataSize=4
95 zexti t2, t2, 23, dataSize=8
96 wrbase tsg, t2
97 wrlimit tsg, t1
98};
99
100def macroop LGDT_16_P
101{
102 .adjust_env oszForPseudoDesc
102 .adjust_env maxOsz
103
104 rdip t7
105 # Get the limit
106 ld t1, seg, riprel, disp, dataSize=2
107 # Get the base
108 ld t2, seg, riprel, 'adjustedDisp + 2', dataSize=4
109 zexti t2, t2, 23, dataSize=8
110 wrbase tsg, t2
111 wrlimit tsg, t1
112};
113
114def macroop LIDT_M
115{
103
104 rdip t7
105 # Get the limit
106 ld t1, seg, riprel, disp, dataSize=2
107 # Get the base
108 ld t2, seg, riprel, 'adjustedDisp + 2', dataSize=4
109 zexti t2, t2, 23, dataSize=8
110 wrbase tsg, t2
111 wrlimit tsg, t1
112};
113
114def macroop LIDT_M
115{
116 .adjust_env oszForPseudoDesc
116 .adjust_env maxOsz
117
118 # Get the limit
119 ld t1, seg, sib, disp, dataSize=2
120 # Get the base
121 ld t2, seg, sib, 'adjustedDisp + 2'
122 wrbase idtr, t2
123 wrlimit idtr, t1
124};
125
126def macroop LIDT_P
127{
117
118 # Get the limit
119 ld t1, seg, sib, disp, dataSize=2
120 # Get the base
121 ld t2, seg, sib, 'adjustedDisp + 2'
122 wrbase idtr, t2
123 wrlimit idtr, t1
124};
125
126def macroop LIDT_P
127{
128 .adjust_env oszForPseudoDesc
128 .adjust_env maxOsz
129
130 rdip t7
131 # Get the limit
132 ld t1, seg, riprel, disp, dataSize=2
133 # Get the base
134 ld t2, seg, riprel, 'adjustedDisp + 2'
135 wrbase idtr, t2
136 wrlimit idtr, t1
137};
138
139#
140# These versions are for when the original data size was 16 bits. The base is
141# still 32 bits, but the top byte is zeroed before being used.
142#
143
144def macroop LIDT_16_M
145{
129
130 rdip t7
131 # Get the limit
132 ld t1, seg, riprel, disp, dataSize=2
133 # Get the base
134 ld t2, seg, riprel, 'adjustedDisp + 2'
135 wrbase idtr, t2
136 wrlimit idtr, t1
137};
138
139#
140# These versions are for when the original data size was 16 bits. The base is
141# still 32 bits, but the top byte is zeroed before being used.
142#
143
144def macroop LIDT_16_M
145{
146 .adjust_env oszForPseudoDesc
146 .adjust_env maxOsz
147
148 # Get the limit
149 ld t1, seg, sib, disp, dataSize=2
150 # Get the base
151 ld t2, seg, sib, 'adjustedDisp + 2', dataSize=4
152 zexti t2, t2, 23, dataSize=8
153 wrbase idtr, t2
154 wrlimit idtr, t1
155};
156
157def macroop LIDT_16_P
158{
147
148 # Get the limit
149 ld t1, seg, sib, disp, dataSize=2
150 # Get the base
151 ld t2, seg, sib, 'adjustedDisp + 2', dataSize=4
152 zexti t2, t2, 23, dataSize=8
153 wrbase idtr, t2
154 wrlimit idtr, t1
155};
156
157def macroop LIDT_16_P
158{
159 .adjust_env oszForPseudoDesc
159 .adjust_env maxOsz
160
161 rdip t7
162 # Get the limit
163 ld t1, seg, riprel, disp, dataSize=2
164 # Get the base
165 ld t2, seg, riprel, 'adjustedDisp + 2', dataSize=4
166 zexti t2, t2, 23, dataSize=8
167 wrbase idtr, t2

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161 rdip t7
162 # Get the limit
163 ld t1, seg, riprel, disp, dataSize=2
164 # Get the base
165 ld t2, seg, riprel, 'adjustedDisp + 2', dataSize=4
166 zexti t2, t2, 23, dataSize=8
167 wrbase idtr, t2

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