1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
|
@ VFP Instructions for v1xD variants (Single precision only)
@ Same as vfp1xD.s, but for Thumb-2
.syntax unified
.thumb
.text
.global F
F:
@ First we test the basic syntax and bit patterns of the opcodes.
@ Most of these tests deliberatly use s0/r0 to avoid setting
@ any more bits than necessary.
@ Comparison operations
fmstat
fcmpes s0, s0
fcmpezs s0
fcmps s0, s0
fcmpzs s0
@ Monadic data operations
fabss s0, s0
fcpys s0, s0
fnegs s0, s0
fsqrts s0, s0
@ Dyadic data operations
fadds s0, s0, s0
fdivs s0, s0, s0
fmacs s0, s0, s0
fmscs s0, s0, s0
fmuls s0, s0, s0
fnmacs s0, s0, s0
fnmscs s0, s0, s0
fnmuls s0, s0, s0
fsubs s0, s0, s0
@ Load/store operations
flds s0, [r0]
fsts s0, [r0]
@ Load/store multiple operations
fldmias r0, {s0}
fldmfds r0, {s0}
fldmias r0!, {s0}
fldmfds r0!, {s0}
fldmdbs r0!, {s0}
fldmeas r0!, {s0}
fldmiax r0, {d0}
fldmfdx r0, {d0}
fldmiax r0!, {d0}
fldmfdx r0!, {d0}
fldmdbx r0!, {d0}
fldmeax r0!, {d0}
fstmias r0, {s0}
fstmeas r0, {s0}
fstmias r0!, {s0}
fstmeas r0!, {s0}
fstmdbs r0!, {s0}
fstmfds r0!, {s0}
fstmiax r0, {d0}
fstmeax r0, {d0}
fstmiax r0!, {d0}
fstmeax r0!, {d0}
fstmdbx r0!, {d0}
fstmfdx r0!, {d0}
@ Conversion operations
fsitos s0, s0
fuitos s0, s0
ftosis s0, s0
ftosizs s0, s0
ftouis s0, s0
ftouizs s0, s0
@ ARM from VFP operations
fmrs r0, s0
fmrx r0, fpsid
fmrx r0, fpscr
fmrx r0, fpexc
@ VFP From ARM operations
fmsr s0, r0
fmxr fpsid, r0
fmxr fpscr, r0
fmxr fpexc, r0
@ Now we test that the register fields are updated correctly for
@ each class of instruction.
@ Single register operations (compare-zero):
fcmpzs s1
fcmpzs s2
fcmpzs s31
@ Two register comparison operations:
fcmps s0, s1
fcmps s0, s2
fcmps s0, s31
fcmps s1, s0
fcmps s2, s0
fcmps s31, s0
fcmps s21, s12
@ Two register data operations (monadic)
fnegs s0, s1
fnegs s0, s2
fnegs s0, s31
fnegs s1, s0
fnegs s2, s0
fnegs s31, s0
fnegs s12, s21
@ Three register data operations (dyadic)
fadds s0, s0, s1
fadds s0, s0, s2
fadds s0, s0, s31
fadds s0, s1, s0
fadds s0, s2, s0
fadds s0, s31, s0
fadds s1, s0, s0
fadds s2, s0, s0
fadds s31, s0, s0
fadds s12, s21, s5
@ Conversion operations
fsitos s0, s1
fsitos s0, s2
fsitos s0, s31
fsitos s1, s0
fsitos s2, s0
fsitos s31, s0
ftosis s0, s1
ftosis s0, s2
ftosis s0, s31
ftosis s1, s0
ftosis s2, s0
ftosis s31, s0
@ Move to VFP from ARM
fmsr s0, r1
fmsr s0, r7
fmsr s0, r14
fmsr s1, r0
fmsr s2, r0
fmsr s31, r0
fmsr s21, r7
fmxr fpsid, r1
fmxr fpsid, r14
@ Move to ARM from VFP
fmrs r0, s1
fmrs r0, s2
fmrs r0, s31
fmrs r1, s0
fmrs r7, s0
fmrs r14, s0
fmrs r9, s11
fmrx r1, fpsid
fmrx r14, fpsid
@ Load/store operations
flds s0, [r1]
flds s0, [r14]
flds s0, [r0, #0]
flds s0, [r0, #1020]
flds s0, [r0, #-1020]
flds s1, [r0]
flds s2, [r0]
flds s31, [r0]
fsts s21, [r12, #804]
@ Load/store multiple operations
fldmias r0, {s1}
fldmias r0, {s2}
fldmias r0, {s31}
fldmias r0, {s0-s1}
fldmias r0, {s0-s2}
fldmias r0, {s0-s31}
fldmias r0, {s1-s31}
fldmias r0, {s2-s31}
fldmias r0, {s30-s31}
fldmias r1, {s0}
fldmias r14, {s0}
fstmiax r0, {d1}
fstmiax r0, {d2}
fstmiax r0, {d15}
fstmiax r0, {d0-d1}
fstmiax r0, {d0-d2}
fstmiax r0, {d0-d15}
fstmiax r0, {d1-d15}
fstmiax r0, {d2-d15}
fstmiax r0, {d14-d15}
fstmiax r1, {d0}
fstmiax r14, {d0}
@ Check that we assemble all the register names correctly
fcmpzs s0
fcmpzs s1
fcmpzs s2
fcmpzs s3
fcmpzs s4
fcmpzs s5
fcmpzs s6
fcmpzs s7
fcmpzs s8
fcmpzs s9
fcmpzs s10
fcmpzs s11
fcmpzs s12
fcmpzs s13
fcmpzs s14
fcmpzs s15
fcmpzs s16
fcmpzs s17
fcmpzs s18
fcmpzs s19
fcmpzs s20
fcmpzs s21
fcmpzs s22
fcmpzs s23
fcmpzs s24
fcmpzs s25
fcmpzs s26
fcmpzs s27
fcmpzs s28
fcmpzs s29
fcmpzs s30
fcmpzs s31
@ Now we check the placement of the conditional execution substring.
@ On VFP this is always at the end of the instruction.
@ We use different register numbers here to check for correct
@ disassembly
@ Comparison operations
itttt eq
fmstateq
fcmpeseq s3, s7
fcmpezseq s5
fcmpseq s1, s2
itttt eq
fcmpzseq s1
@ Monadic data operations
fabsseq s1, s3
fcpyseq s31, s19
fnegseq s20, s8
itttt eq
fsqrtseq s5, s7
@ Dyadic data operations
faddseq s6, s5, s4
fdivseq s3, s2, s1
fmacseq s31, s30, s29
itttt eq
fmscseq s28, s27, s26
fmulseq s25, s24, s23
fnmacseq s22, s21, s20
fnmscseq s19, s18, s17
itttt eq
fnmulseq s16, s15, s14
fsubseq s13, s12, s11
@ Load/store operations
fldseq s10, [r8]
fstseq s9, [r7]
@ Load/store multiple operations
itttt eq
fldmiaseq r1, {s8}
fldmfdseq r2, {s7}
fldmiaseq r3!, {s6}
fldmfdseq r4!, {s5}
itttt eq
fldmdbseq r5!, {s4}
fldmeaseq r6!, {s3}
fldmiaxeq r7, {d1}
fldmfdxeq r8, {d2}
itttt eq
fldmiaxeq r9!, {d3}
fldmfdxeq r10!, {d4}
fldmdbxeq r11!, {d5}
fldmeaxeq r12!, {d6}
itttt eq
fstmiaseq r13, {s2}
fstmeaseq r14, {s1}
fstmiaseq r1!, {s31}
fstmeaseq r2!, {s30}
itttt eq
fstmdbseq r3!, {s29}
fstmfdseq r4!, {s28}
fstmiaxeq r5, {d7}
fstmeaxeq r6, {d8}
itttt eq
fstmiaxeq r7!, {d9}
fstmeaxeq r8!, {d10}
fstmdbxeq r9!, {d11}
fstmfdxeq r10!, {d12}
@ Conversion operations
itttt eq
fsitoseq s27, s6
ftosiseq s25, s5
ftosizseq s23, s4
ftouiseq s21, s3
itttt eq
ftouizseq s19, s2
fuitoseq s17, s1
@ ARM from VFP operations
fmrseq r11, s3
fmrxeq r9, fpsid
@ VFP From ARM operations
itt eq
fmsreq s3, r9
fmxreq fpsid, r8
@ 2 nops to pad to 16-byte boundary
nop
nop
|
