1Re-run with any arg to suppress least-significant
2   16 bits of FP numbers
3
4-------- FXSAVE non-64 (REX.W == 0) --------
5
6BEFORE
7  0   7f 03 00 08 fe 00 00 00 00 00 00 00 00 00 00 00
8 16   00 00 00 00 00 00 00 00 80 1f 00 00 ff ff 00 00
9 32   xx xx 00 00 00 00 00 80 ff 3f 00 00 00 00 00 00
10 48   xx xx 00 00 00 00 00 80 ff 3f 00 00 00 00 00 00
11 64   xx xx 68 21 a2 da 0f c9 00 40 00 00 00 00 00 00
12 80   xx xx cf fb 84 9a 20 9a fd 3f 00 00 00 00 00 00
13 96   xx xx cf d1 f7 17 72 b1 fe 3f 00 00 00 00 00 00
14112   xx xx 00 00 00 00 00 80 ff 3f 00 00 00 00 00 00
15128   xx xx 68 21 a2 da 0f c9 00 40 00 00 00 00 00 00
16144   xx xx 00 00 00 00 00 00 00 00 00 00 00 00 00 00
17160   78 56 34 12 44 33 22 11 88 77 66 55 21 43 65 87
18176   01 ef cd ab dd cc bb aa 11 00 ff ee ba dc fe 10
19192   00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
20208   78 56 34 12 44 33 22 11 88 77 66 55 21 43 65 87
21224   01 ef cd ab dd cc bb aa 11 00 ff ee ba dc fe 10
22240   00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
23256   78 56 34 12 44 33 22 11 88 77 66 55 21 43 65 87
24272   01 ef cd ab dd cc bb aa 11 00 ff ee ba dc fe 10
25288   01 ef cd ab dd cc bb aa 11 00 ff ee ba dc fe 10
26304   00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
27320   78 56 34 12 44 33 22 11 88 77 66 55 21 43 65 87
28336   01 ef cd ab dd cc bb aa 11 00 ff ee ba dc fe 10
29352   01 ef cd ab dd cc bb aa 11 00 ff ee ba dc fe 10
30368   00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
31384   78 56 34 12 44 33 22 11 88 77 66 55 21 43 65 87
32400   01 ef cd ab dd cc bb aa 11 00 ff ee ba dc fe 10
33416   55 55 55 55 55 55 55 55 55 55 55 55 55 55 55 55
34432   55 55 55 55 55 55 55 55 55 55 55 55 55 55 55 55
35448   55 55 55 55 55 55 55 55 55 55 55 55 55 55 55 55
36464   55 55 55 55 55 55 55 55 55 55 55 55 55 55 55 55
37480   55 55 55 55 55 55 55 55 55 55 55 55 55 55 55 55
38496   55 55 55 55 55 55 55 55 55 55 55 55 55 55 55 55
39
40ZEROED
41  0   7f 03 00 00 00 00 00 00 00 00 00 00 00 00 00 00
42 16   00 00 00 00 00 00 00 00 80 1f 00 00 ff ff 00 00
43 32   xx xx 00 00 00 00 00 00 00 00 00 00 00 00 00 00
44 48   xx xx 00 00 00 00 00 00 00 00 00 00 00 00 00 00
45 64   xx xx 00 00 00 00 00 00 00 00 00 00 00 00 00 00
46 80   xx xx 00 00 00 00 00 00 00 00 00 00 00 00 00 00
47 96   xx xx 00 00 00 00 00 00 00 00 00 00 00 00 00 00
48112   xx xx 00 00 00 00 00 00 00 00 00 00 00 00 00 00
49128   xx xx 00 00 00 00 00 00 00 00 00 00 00 00 00 00
50144   xx xx 00 00 00 00 00 00 00 00 00 00 00 00 00 00
51160   00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
52176   00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
53192   00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
54208   00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
55224   00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
56240   00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
57256   00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
58272   00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
59288   00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
60304   00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
61320   00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
62336   00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
63352   00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
64368   00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
65384   00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
66400   00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
67416   55 55 55 55 55 55 55 55 55 55 55 55 55 55 55 55
68432   55 55 55 55 55 55 55 55 55 55 55 55 55 55 55 55
69448   55 55 55 55 55 55 55 55 55 55 55 55 55 55 55 55
70464   55 55 55 55 55 55 55 55 55 55 55 55 55 55 55 55
71480   55 55 55 55 55 55 55 55 55 55 55 55 55 55 55 55
72496   55 55 55 55 55 55 55 55 55 55 55 55 55 55 55 55
73
74RESTORED
75  0   7f 03 00 08 fe 00 00 00 00 00 00 00 00 00 00 00
76 16   00 00 00 00 00 00 00 00 80 1f 00 00 ff ff 00 00
77 32   xx xx 00 00 00 00 00 80 ff 3f 00 00 00 00 00 00
78 48   xx xx 00 00 00 00 00 80 ff 3f 00 00 00 00 00 00
79 64   xx xx 68 21 a2 da 0f c9 00 40 00 00 00 00 00 00
80 80   xx xx cf fb 84 9a 20 9a fd 3f 00 00 00 00 00 00
81 96   xx xx cf d1 f7 17 72 b1 fe 3f 00 00 00 00 00 00
82112   xx xx 00 00 00 00 00 80 ff 3f 00 00 00 00 00 00
83128   xx xx 68 21 a2 da 0f c9 00 40 00 00 00 00 00 00
84144   xx xx 00 00 00 00 00 00 00 00 00 00 00 00 00 00
85160   78 56 34 12 44 33 22 11 88 77 66 55 21 43 65 87
86176   01 ef cd ab dd cc bb aa 11 00 ff ee ba dc fe 10
87192   00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
88208   78 56 34 12 44 33 22 11 88 77 66 55 21 43 65 87
89224   01 ef cd ab dd cc bb aa 11 00 ff ee ba dc fe 10
90240   00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
91256   78 56 34 12 44 33 22 11 88 77 66 55 21 43 65 87
92272   01 ef cd ab dd cc bb aa 11 00 ff ee ba dc fe 10
93288   01 ef cd ab dd cc bb aa 11 00 ff ee ba dc fe 10
94304   00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
95320   78 56 34 12 44 33 22 11 88 77 66 55 21 43 65 87
96336   01 ef cd ab dd cc bb aa 11 00 ff ee ba dc fe 10
97352   01 ef cd ab dd cc bb aa 11 00 ff ee ba dc fe 10
98368   00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
99384   78 56 34 12 44 33 22 11 88 77 66 55 21 43 65 87
100400   01 ef cd ab dd cc bb aa 11 00 ff ee ba dc fe 10
101416   55 55 55 55 55 55 55 55 55 55 55 55 55 55 55 55
102432   55 55 55 55 55 55 55 55 55 55 55 55 55 55 55 55
103448   55 55 55 55 55 55 55 55 55 55 55 55 55 55 55 55
104464   55 55 55 55 55 55 55 55 55 55 55 55 55 55 55 55
105480   55 55 55 55 55 55 55 55 55 55 55 55 55 55 55 55
106496   55 55 55 55 55 55 55 55 55 55 55 55 55 55 55 55
107
108-------- FXSAVE 64 (REX.W == 1) --------
109
110
111BEFORE
112  0   7f 03 00 08 fe 00 00 00 00 00 00 00 00 00 00 00
113 16   00 00 00 00 00 00 00 00 80 1f 00 00 ff ff 00 00
114 32   xx xx 00 00 00 00 00 80 ff 3f 00 00 00 00 00 00
115 48   xx xx 00 00 00 00 00 80 ff 3f 00 00 00 00 00 00
116 64   xx xx 68 21 a2 da 0f c9 00 40 00 00 00 00 00 00
117 80   xx xx cf fb 84 9a 20 9a fd 3f 00 00 00 00 00 00
118 96   xx xx cf d1 f7 17 72 b1 fe 3f 00 00 00 00 00 00
119112   xx xx 00 00 00 00 00 80 ff 3f 00 00 00 00 00 00
120128   xx xx 68 21 a2 da 0f c9 00 40 00 00 00 00 00 00
121144   xx xx 00 00 00 00 00 00 00 00 00 00 00 00 00 00
122160   78 56 34 12 44 33 22 11 88 77 66 55 21 43 65 87
123176   01 ef cd ab dd cc bb aa 11 00 ff ee ba dc fe 10
124192   00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
125208   78 56 34 12 44 33 22 11 88 77 66 55 21 43 65 87
126224   01 ef cd ab dd cc bb aa 11 00 ff ee ba dc fe 10
127240   00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
128256   78 56 34 12 44 33 22 11 88 77 66 55 21 43 65 87
129272   01 ef cd ab dd cc bb aa 11 00 ff ee ba dc fe 10
130288   01 ef cd ab dd cc bb aa 11 00 ff ee ba dc fe 10
131304   00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
132320   78 56 34 12 44 33 22 11 88 77 66 55 21 43 65 87
133336   01 ef cd ab dd cc bb aa 11 00 ff ee ba dc fe 10
134352   01 ef cd ab dd cc bb aa 11 00 ff ee ba dc fe 10
135368   00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
136384   78 56 34 12 44 33 22 11 88 77 66 55 21 43 65 87
137400   01 ef cd ab dd cc bb aa 11 00 ff ee ba dc fe 10
138416   55 55 55 55 55 55 55 55 55 55 55 55 55 55 55 55
139432   55 55 55 55 55 55 55 55 55 55 55 55 55 55 55 55
140448   55 55 55 55 55 55 55 55 55 55 55 55 55 55 55 55
141464   55 55 55 55 55 55 55 55 55 55 55 55 55 55 55 55
142480   55 55 55 55 55 55 55 55 55 55 55 55 55 55 55 55
143496   55 55 55 55 55 55 55 55 55 55 55 55 55 55 55 55
144
145ZEROED
146  0   7f 03 00 00 00 00 00 00 00 00 00 00 00 00 00 00
147 16   00 00 00 00 00 00 00 00 80 1f 00 00 ff ff 00 00
148 32   xx xx 00 00 00 00 00 00 00 00 00 00 00 00 00 00
149 48   xx xx 00 00 00 00 00 00 00 00 00 00 00 00 00 00
150 64   xx xx 00 00 00 00 00 00 00 00 00 00 00 00 00 00
151 80   xx xx 00 00 00 00 00 00 00 00 00 00 00 00 00 00
152 96   xx xx 00 00 00 00 00 00 00 00 00 00 00 00 00 00
153112   xx xx 00 00 00 00 00 00 00 00 00 00 00 00 00 00
154128   xx xx 00 00 00 00 00 00 00 00 00 00 00 00 00 00
155144   xx xx 00 00 00 00 00 00 00 00 00 00 00 00 00 00
156160   00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
157176   00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
158192   00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
159208   00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
160224   00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
161240   00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
162256   00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
163272   00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
164288   00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
165304   00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
166320   00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
167336   00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
168352   00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
169368   00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
170384   00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
171400   00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
172416   55 55 55 55 55 55 55 55 55 55 55 55 55 55 55 55
173432   55 55 55 55 55 55 55 55 55 55 55 55 55 55 55 55
174448   55 55 55 55 55 55 55 55 55 55 55 55 55 55 55 55
175464   55 55 55 55 55 55 55 55 55 55 55 55 55 55 55 55
176480   55 55 55 55 55 55 55 55 55 55 55 55 55 55 55 55
177496   55 55 55 55 55 55 55 55 55 55 55 55 55 55 55 55
178
179RESTORED
180  0   7f 03 00 08 fe 00 00 00 00 00 00 00 00 00 00 00
181 16   00 00 00 00 00 00 00 00 80 1f 00 00 ff ff 00 00
182 32   xx xx 00 00 00 00 00 80 ff 3f 00 00 00 00 00 00
183 48   xx xx 00 00 00 00 00 80 ff 3f 00 00 00 00 00 00
184 64   xx xx 68 21 a2 da 0f c9 00 40 00 00 00 00 00 00
185 80   xx xx cf fb 84 9a 20 9a fd 3f 00 00 00 00 00 00
186 96   xx xx cf d1 f7 17 72 b1 fe 3f 00 00 00 00 00 00
187112   xx xx 00 00 00 00 00 80 ff 3f 00 00 00 00 00 00
188128   xx xx 68 21 a2 da 0f c9 00 40 00 00 00 00 00 00
189144   xx xx 00 00 00 00 00 00 00 00 00 00 00 00 00 00
190160   78 56 34 12 44 33 22 11 88 77 66 55 21 43 65 87
191176   01 ef cd ab dd cc bb aa 11 00 ff ee ba dc fe 10
192192   00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
193208   78 56 34 12 44 33 22 11 88 77 66 55 21 43 65 87
194224   01 ef cd ab dd cc bb aa 11 00 ff ee ba dc fe 10
195240   00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
196256   78 56 34 12 44 33 22 11 88 77 66 55 21 43 65 87
197272   01 ef cd ab dd cc bb aa 11 00 ff ee ba dc fe 10
198288   01 ef cd ab dd cc bb aa 11 00 ff ee ba dc fe 10
199304   00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
200320   78 56 34 12 44 33 22 11 88 77 66 55 21 43 65 87
201336   01 ef cd ab dd cc bb aa 11 00 ff ee ba dc fe 10
202352   01 ef cd ab dd cc bb aa 11 00 ff ee ba dc fe 10
203368   00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
204384   78 56 34 12 44 33 22 11 88 77 66 55 21 43 65 87
205400   01 ef cd ab dd cc bb aa 11 00 ff ee ba dc fe 10
206416   55 55 55 55 55 55 55 55 55 55 55 55 55 55 55 55
207432   55 55 55 55 55 55 55 55 55 55 55 55 55 55 55 55
208448   55 55 55 55 55 55 55 55 55 55 55 55 55 55 55 55
209464   55 55 55 55 55 55 55 55 55 55 55 55 55 55 55 55
210480   55 55 55 55 55 55 55 55 55 55 55 55 55 55 55 55
211496   55 55 55 55 55 55 55 55 55 55 55 55 55 55 55 55
212