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
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
|
// REQUIRES: x86-registered-target
// RUN: %clang_cc1 %s -triple i386-apple-darwin10 -fasm-blocks -emit-llvm -o - | FileCheck %s
void t1() {
// CHECK: @t1
// CHECK: call void asm sideeffect inteldialect "", "~{dirflag},~{fpsr},~{flags}"()
// CHECK: ret void
__asm {}
}
void t2() {
// CHECK: @t2
// CHECK: call void asm sideeffect inteldialect "nop", "~{dirflag},~{fpsr},~{flags}"()
// CHECK: call void asm sideeffect inteldialect "nop", "~{dirflag},~{fpsr},~{flags}"()
// CHECK: call void asm sideeffect inteldialect "nop", "~{dirflag},~{fpsr},~{flags}"()
// CHECK: ret void
__asm nop
__asm nop
__asm nop
}
void t3() {
// CHECK: @t3
// CHECK: call void asm sideeffect inteldialect "nop\0A\09nop\0A\09nop", "~{dirflag},~{fpsr},~{flags}"()
// CHECK: ret void
__asm nop __asm nop __asm nop
}
void t4(void) {
// CHECK: @t4
// CHECK: call void asm sideeffect inteldialect "mov ebx, eax", "~{ebx},~{dirflag},~{fpsr},~{flags}"()
// CHECK: call void asm sideeffect inteldialect "mov ecx, ebx", "~{ecx},~{dirflag},~{fpsr},~{flags}"()
// CHECK: ret void
__asm mov ebx, eax
__asm mov ecx, ebx
}
void t5(void) {
// CHECK: @t5
// CHECK: call void asm sideeffect inteldialect "mov ebx, eax\0A\09mov ecx, ebx", "~{ebx},~{ecx},~{dirflag},~{fpsr},~{flags}"()
// CHECK: ret void
__asm mov ebx, eax __asm mov ecx, ebx
}
void t6(void) {
__asm int 0x2c
// CHECK: t6
// CHECK: call void asm sideeffect inteldialect "int $$0x2c", "~{dirflag},~{fpsr},~{flags}"()
}
void t7() {
__asm {
int 0x2c ; } asm comments are fun! }{
}
__asm {
{
int 0x2c ; } asm comments are fun! }{
}
}
__asm {}
// CHECK: t7
// CHECK: call void asm sideeffect inteldialect "int $$0x2c", "~{dirflag},~{fpsr},~{flags}"()
// CHECK: call void asm sideeffect inteldialect "", "~{dirflag},~{fpsr},~{flags}"()
}
int t8() {
__asm int 4 ; } comments for single-line asm
__asm {}
__asm int 4
return 10;
// CHECK: t8
// CHECK: call void asm sideeffect inteldialect "int $$4", "~{dirflag},~{fpsr},~{flags}"()
// CHECK: call void asm sideeffect inteldialect "", "~{dirflag},~{fpsr},~{flags}"()
// CHECK: call void asm sideeffect inteldialect "int $$4", "~{dirflag},~{fpsr},~{flags}"()
// CHECK: ret i32 10
}
void t9() {
__asm {
push ebx
{ mov ebx, 0x07 }
__asm { pop ebx }
}
// CHECK: t9
// CHECK: call void asm sideeffect inteldialect "push ebx\0A\09mov ebx, $$0x07\0A\09pop ebx", "~{ebx},~{esp},~{dirflag},~{fpsr},~{flags}"()
}
unsigned t10(void) {
unsigned i = 1, j;
__asm {
mov eax, i
mov j, eax
}
return j;
// CHECK: t10
// CHECK: [[I:%[a-zA-Z0-9]+]] = alloca i32, align 4
// CHECK: [[J:%[a-zA-Z0-9]+]] = alloca i32, align 4
// CHECK: store i32 1, i32* [[I]], align 4
// CHECK: call void asm sideeffect inteldialect "mov eax, dword ptr $1\0A\09mov dword ptr $0, eax", "=*m,*m,~{eax},~{dirflag},~{fpsr},~{flags}"(i32* %{{.*}}, i32* %{{.*}})
// CHECK: [[RET:%[a-zA-Z0-9]+]] = load i32* [[J]], align 4
// CHECK: ret i32 [[RET]]
}
void t11(void) {
__asm mov eax, 1
// CHECK: t11
// CHECK: call void asm sideeffect inteldialect "mov eax, $$1", "~{eax},~{dirflag},~{fpsr},~{flags}"()
}
unsigned t12(void) {
unsigned i = 1, j, l = 1, m;
__asm {
mov eax, i
mov j, eax
mov eax, l
mov m, eax
}
return j + m;
// CHECK: t12
// CHECK: call void asm sideeffect inteldialect "mov eax, dword ptr $2\0A\09mov dword ptr $0, eax\0A\09mov eax, dword ptr $3\0A\09mov dword ptr $1, eax", "=*m,=*m,*m,*m,~{eax},~{dirflag},~{fpsr},~{flags}"(i32* %{{.*}}, i32* %{{.*}}, i32* %{{.*}}, i32* %{{.*}})
}
void t13() {
char i = 1;
short j = 2;
__asm movzx eax, i
__asm movzx eax, j
// CHECK: t13
// CHECK: call void asm sideeffect inteldialect "movzx eax, byte ptr $0", "*m,~{eax},~{dirflag},~{fpsr},~{flags}"(i8* %{{.*}})
// CHECK: call void asm sideeffect inteldialect "movzx eax, word ptr $0", "*m,~{eax},~{dirflag},~{fpsr},~{flags}"(i16* %{{.*}})
}
void t14() {
unsigned i = 1, j = 2;
__asm {
.if 1
{ mov eax, i }
.else
mov ebx, j
.endif
}
// CHECK: t14
// CHECK: call void asm sideeffect inteldialect ".if 1\0A\09mov eax, dword ptr $0\0A\09.else\0A\09mov ebx, j\0A\09.endif", "*m,~{eax},~{dirflag},~{fpsr},~{flags}"(i32* %{{.*}})
}
int gvar = 10;
void t15() {
int lvar = 10;
__asm mov eax, lvar ; eax = 10
__asm mov eax, offset lvar ; eax = address of lvar
__asm mov eax, offset gvar ; eax = address of gvar
// CHECK: t15
// CHECK: call void asm sideeffect inteldialect "mov eax, dword ptr $0", "*m,~{eax},~{dirflag},~{fpsr},~{flags}"(i32* %{{.*}})
// CHECK: call void asm sideeffect inteldialect "mov eax, $0", "r,~{eax},~{dirflag},~{fpsr},~{flags}"(i32* %{{.*}})
// CHECK: call void asm sideeffect inteldialect "mov eax, $0", "r,~{eax},~{dirflag},~{fpsr},~{flags}"(i32* @{{.*}})
}
void t16() {
int var = 10;
__asm mov [eax], offset var
// CHECK: t16
// CHECK: call void asm sideeffect inteldialect "mov [eax], $0", "r,~{dirflag},~{fpsr},~{flags}"(i32* %{{.*}})
}
void t17() {
__asm _emit 0x4A
__asm _emit 0x43
__asm _emit 0x4B
__asm _EMIT 0x4B
// CHECK: t17
// CHECK: call void asm sideeffect inteldialect ".byte 0x4A", "~{dirflag},~{fpsr},~{flags}"()
// CHECK: call void asm sideeffect inteldialect ".byte 0x43", "~{dirflag},~{fpsr},~{flags}"()
// CHECK: call void asm sideeffect inteldialect ".byte 0x4B", "~{dirflag},~{fpsr},~{flags}"()
// CHECK: call void asm sideeffect inteldialect ".byte 0x4B", "~{dirflag},~{fpsr},~{flags}"()
}
void t20() {
char bar;
int foo;
char _bar[2];
int _foo[4];
__asm mov eax, LENGTH foo
__asm mov eax, LENGTH bar
__asm mov eax, LENGTH _foo
__asm mov eax, LENGTH _bar
// CHECK: t20
// CHECK: call void asm sideeffect inteldialect "mov eax, $$1", "~{eax},~{dirflag},~{fpsr},~{flags}"()
// CHECK: call void asm sideeffect inteldialect "mov eax, $$1", "~{eax},~{dirflag},~{fpsr},~{flags}"()
// CHECK: call void asm sideeffect inteldialect "mov eax, $$4", "~{eax},~{dirflag},~{fpsr},~{flags}"()
// CHECK: call void asm sideeffect inteldialect "mov eax, $$2", "~{eax},~{dirflag},~{fpsr},~{flags}"()
__asm mov eax, TYPE foo
__asm mov eax, TYPE bar
__asm mov eax, TYPE _foo
__asm mov eax, TYPE _bar
// CHECK: call void asm sideeffect inteldialect "mov eax, $$4", "~{eax},~{dirflag},~{fpsr},~{flags}"()
// CHECK: call void asm sideeffect inteldialect "mov eax, $$1", "~{eax},~{dirflag},~{fpsr},~{flags}"()
// CHECK: call void asm sideeffect inteldialect "mov eax, $$4", "~{eax},~{dirflag},~{fpsr},~{flags}"()
// CHECK: call void asm sideeffect inteldialect "mov eax, $$1", "~{eax},~{dirflag},~{fpsr},~{flags}"()
__asm mov eax, SIZE foo
__asm mov eax, SIZE bar
__asm mov eax, SIZE _foo
__asm mov eax, SIZE _bar
// CHECK: call void asm sideeffect inteldialect "mov eax, $$4", "~{eax},~{dirflag},~{fpsr},~{flags}"()
// CHECK: call void asm sideeffect inteldialect "mov eax, $$1", "~{eax},~{dirflag},~{fpsr},~{flags}"()
// CHECK: call void asm sideeffect inteldialect "mov eax, $$16", "~{eax},~{dirflag},~{fpsr},~{flags}"()
// CHECK: call void asm sideeffect inteldialect "mov eax, $$2", "~{eax},~{dirflag},~{fpsr},~{flags}"()
}
void t21() {
__asm {
__asm push ebx
__asm mov ebx, 0x07
__asm pop ebx
}
// CHECK: t21
// CHECK: call void asm sideeffect inteldialect "push ebx\0A\09mov ebx, $$0x07\0A\09pop ebx", "~{ebx},~{esp},~{dirflag},~{fpsr},~{flags}"()
}
extern void t22_helper(int x);
void t22() {
int x = 0;
__asm {
__asm push ebx
__asm mov ebx, esp
}
t22_helper(x);
__asm {
__asm mov esp, ebx
__asm pop ebx
}
// CHECK: t22
// CHECK: call void asm sideeffect inteldialect "push ebx\0A\09mov ebx, esp", "~{ebx},~{esp},~{dirflag},~{fpsr},~{flags}"()
// CHECK: call void @t22_helper
// CHECK: call void asm sideeffect inteldialect "mov esp, ebx\0A\09pop ebx", "~{ebx},~{esp},~{dirflag},~{fpsr},~{flags}"()
}
void t23() {
__asm {
the_label:
}
// CHECK: t23
// CHECK: call void asm sideeffect inteldialect "the_label:", "~{dirflag},~{fpsr},~{flags}"()
}
void t24_helper(void) {}
void t24() {
__asm call t24_helper
// CHECK: t24
// CHECK: call void asm sideeffect inteldialect "call $0", "r,~{dirflag},~{fpsr},~{flags}"(void ()* @t24_helper)
}
void t25() {
__asm mov eax, 0ffffffffh
__asm mov eax, 0fh
__asm mov eax, 0a2h
__asm mov eax, 0xa2h
__asm mov eax, 0xa2
// CHECK: t25
// CHECK: call void asm sideeffect inteldialect "mov eax, $$4294967295", "~{eax},~{dirflag},~{fpsr},~{flags}"()
// CHECK: call void asm sideeffect inteldialect "mov eax, $$15", "~{eax},~{dirflag},~{fpsr},~{flags}"()
// CHECK: call void asm sideeffect inteldialect "mov eax, $$162", "~{eax},~{dirflag},~{fpsr},~{flags}"()
// CHECK: call void asm sideeffect inteldialect "mov eax, $$0xa2h", "~{eax},~{dirflag},~{fpsr},~{flags}"()
// CHECK: call void asm sideeffect inteldialect "mov eax, $$0xa2", "~{eax},~{dirflag},~{fpsr},~{flags}"()
}
void t26() {
__asm pushad
__asm mov eax, 0
__asm __emit 0fh
__asm __emit 0a2h
__asm __EMIT 0a2h
__asm popad
// FIXME: These all need to be merged into the same asm blob.
// CHECK: t26
// CHECK: call void asm sideeffect inteldialect "pushad", "~{esp},~{dirflag},~{fpsr},~{flags}"()
// CHECK: call void asm sideeffect inteldialect "mov eax, $$0", "~{eax},~{dirflag},~{fpsr},~{flags}"()
// CHECK: call void asm sideeffect inteldialect ".byte 0fh", "~{dirflag},~{fpsr},~{flags}"()
// CHECK: call void asm sideeffect inteldialect ".byte 0a2h", "~{dirflag},~{fpsr},~{flags}"()
// CHECK: call void asm sideeffect inteldialect ".byte 0a2h", "~{dirflag},~{fpsr},~{flags}"()
// CHECK: call void asm sideeffect inteldialect "popad", "~{eax},~{ebp},~{ebx},~{ecx},~{edi},~{edx},~{esi},~{esp},~{dirflag},~{fpsr},~{flags}"()
}
void t27() {
__asm mov eax, fs:[0h]
// CHECK: t27
// CHECK: call void asm sideeffect inteldialect "mov eax, fs:[$$0h]", "~{eax},~{dirflag},~{fpsr},~{flags}"()
}
void t28() {
__asm align 8
__asm align 16;
__asm align 128;
__asm ALIGN 256;
// CHECK: t28
// CHECK: call void asm sideeffect inteldialect ".align 3", "~{dirflag},~{fpsr},~{flags}"()
// CHECK: call void asm sideeffect inteldialect ".align 4", "~{dirflag},~{fpsr},~{flags}"()
// CHECK: call void asm sideeffect inteldialect ".align 7", "~{dirflag},~{fpsr},~{flags}"()
// CHECK: call void asm sideeffect inteldialect ".align 8", "~{dirflag},~{fpsr},~{flags}"()
}
void t29() {
int arr[2] = {0, 0};
int olen = 0, osize = 0, otype = 0;
__asm mov olen, LENGTH arr
__asm mov osize, SIZE arr
__asm mov otype, TYPE arr
// CHECK: t29
// CHECK: call void asm sideeffect inteldialect "mov dword ptr $0, $$2", "=*m,~{dirflag},~{fpsr},~{flags}"(i32* %{{.*}})
// CHECK: call void asm sideeffect inteldialect "mov dword ptr $0, $$8", "=*m,~{dirflag},~{fpsr},~{flags}"(i32* %{{.*}})
// CHECK: call void asm sideeffect inteldialect "mov dword ptr $0, $$4", "=*m,~{dirflag},~{fpsr},~{flags}"(i32* %{{.*}})
}
int results[2] = {13, 37};
int *t30()
{
int *res;
__asm lea edi, results
__asm mov res, edi
return res;
// CHECK: t30
// CHECK: call void asm sideeffect inteldialect "lea edi, dword ptr $0", "*m,~{edi},~{dirflag},~{fpsr},~{flags}"([2 x i32]* @{{.*}})
// CHECK: call void asm sideeffect inteldialect "mov dword ptr $0, edi", "=*m,~{dirflag},~{fpsr},~{flags}"(i32** %{{.*}})
}
void t31() {
__asm pushad
__asm popad
// CHECK: t31
// CHECK: call void asm sideeffect inteldialect "pushad", "~{esp},~{dirflag},~{fpsr},~{flags}"()
// CHECK: call void asm sideeffect inteldialect "popad", "~{eax},~{ebp},~{ebx},~{ecx},~{edi},~{edx},~{esi},~{esp},~{dirflag},~{fpsr},~{flags}"()
}
void t32() {
int i;
__asm mov eax, i
__asm mov eax, dword ptr i
__asm mov ax, word ptr i
__asm mov al, byte ptr i
// CHECK: t32
// CHECK: call void asm sideeffect inteldialect "mov eax, dword ptr $0", "*m,~{eax},~{dirflag},~{fpsr},~{flags}"(i32* %{{.*}})
// CHECK: call void asm sideeffect inteldialect "mov eax, dword ptr $0", "*m,~{eax},~{dirflag},~{fpsr},~{flags}"(i32* %{{.*}})
// CHECK: call void asm sideeffect inteldialect "mov ax, word ptr $0", "*m,~{ax},~{dirflag},~{fpsr},~{flags}"(i32* %{{.*}})
// CHECK: call void asm sideeffect inteldialect "mov al, byte ptr $0", "*m,~{al},~{dirflag},~{fpsr},~{flags}"(i32* %{{.*}})
}
void t33() {
int i;
__asm mov eax, [i]
__asm mov eax, dword ptr [i]
__asm mov ax, word ptr [i]
__asm mov al, byte ptr [i]
// CHECK: t33
// CHECK: call void asm sideeffect inteldialect "mov eax, dword ptr $0", "*m,~{eax},~{dirflag},~{fpsr},~{flags}"(i32* %{{.*}})
// CHECK: call void asm sideeffect inteldialect "mov eax, dword ptr $0", "*m,~{eax},~{dirflag},~{fpsr},~{flags}"(i32* %{{.*}})
// CHECK: call void asm sideeffect inteldialect "mov ax, word ptr $0", "*m,~{ax},~{dirflag},~{fpsr},~{flags}"(i32* %{{.*}})
// CHECK: call void asm sideeffect inteldialect "mov al, byte ptr $0", "*m,~{al},~{dirflag},~{fpsr},~{flags}"(i32* %{{.*}})
}
void t34() {
__asm prefetchnta 64[eax]
__asm mov eax, dword ptr 4[eax]
// CHECK: t34
// CHECK: call void asm sideeffect inteldialect "prefetchnta $$64[eax]", "~{dirflag},~{fpsr},~{flags}"()
// CHECK: call void asm sideeffect inteldialect "mov eax, dword ptr $$4[eax]", "~{eax},~{dirflag},~{fpsr},~{flags}"()
}
void t35() {
__asm prefetchnta [eax + (200*64)]
__asm mov eax, dword ptr [eax + (200*64)]
// CHECK: t35
// CHECK: call void asm sideeffect inteldialect "prefetchnta [eax + ($$200*$$64)]", "~{dirflag},~{fpsr},~{flags}"()
// CHECK: call void asm sideeffect inteldialect "mov eax, dword ptr [eax + ($$200*$$64)]", "~{eax},~{dirflag},~{fpsr},~{flags}"()
}
void t36() {
int arr[4];
__asm mov eax, 4[arr]
__asm mov eax, 4[arr + 4]
__asm mov eax, 8[arr + 4 + 32*2 - 4]
__asm mov eax, 12[4 + arr]
__asm mov eax, 4[4 + arr + 4]
__asm mov eax, 4[64 + arr + (2*32)]
__asm mov eax, 4[64 + arr - 2*32]
__asm mov eax, [arr + 4]
__asm mov eax, [arr + 4 + 32*2 - 4]
__asm mov eax, [4 + arr]
__asm mov eax, [4 + arr + 4]
__asm mov eax, [64 + arr + (2*32)]
__asm mov eax, [64 + arr - 2*32]
// CHECK: t36
// CHECK: call void asm sideeffect inteldialect "mov eax, dword ptr $$4$0", "*m,~{eax},~{dirflag},~{fpsr},~{flags}"([4 x i32]* %{{.*}})
// CHECK: call void asm sideeffect inteldialect "mov eax, dword ptr $$8$0", "*m,~{eax},~{dirflag},~{fpsr},~{flags}"([4 x i32]* %{{.*}})
// CHECK: call void asm sideeffect inteldialect "mov eax, dword ptr $$72$0", "*m,~{eax},~{dirflag},~{fpsr},~{flags}"([4 x i32]* %{{.*}})
// CHECK: call void asm sideeffect inteldialect "mov eax, dword ptr $$16$0", "*m,~{eax},~{dirflag},~{fpsr},~{flags}"([4 x i32]* %{{.*}})
// CHECK: call void asm sideeffect inteldialect "mov eax, dword ptr $$12$0", "*m,~{eax},~{dirflag},~{fpsr},~{flags}"([4 x i32]* %{{.*}})
// CHECK: call void asm sideeffect inteldialect "mov eax, dword ptr $$132$0", "*m,~{eax},~{dirflag},~{fpsr},~{flags}"([4 x i32]* %{{.*}})
// CHECK: call void asm sideeffect inteldialect "mov eax, dword ptr $$4$0", "*m,~{eax},~{dirflag},~{fpsr},~{flags}"([4 x i32]* %{{.*}})
// CHECK: call void asm sideeffect inteldialect "mov eax, dword ptr $$4$0", "*m,~{eax},~{dirflag},~{fpsr},~{flags}"([4 x i32]* %{{.*}})
// CHECK: call void asm sideeffect inteldialect "mov eax, dword ptr $$64$0", "*m,~{eax},~{dirflag},~{fpsr},~{flags}"([4 x i32]* %{{.*}})
// CHECK: call void asm sideeffect inteldialect "mov eax, dword ptr $$4$0", "*m,~{eax},~{dirflag},~{fpsr},~{flags}"([4 x i32]* %{{.*}})
// CHECK: call void asm sideeffect inteldialect "mov eax, dword ptr $$8$0", "*m,~{eax},~{dirflag},~{fpsr},~{flags}"([4 x i32]* %{{.*}})
// CHECK: call void asm sideeffect inteldialect "mov eax, dword ptr $$128$0", "*m,~{eax},~{dirflag},~{fpsr},~{flags}"([4 x i32]* %{{.*}})
// CHECK: call void asm sideeffect inteldialect "mov eax, dword ptr $0", "*m,~{eax},~{dirflag},~{fpsr},~{flags}"([4 x i32]* %{{.*}})
}
void t37() {
__asm mov eax, 4 + 8
__asm mov eax, 4 + 8 * 16
__asm mov eax, -4 + 8 * 16
__asm mov eax, (4 + 4) * 16
__asm mov eax, 4 + 8 * -16
__asm mov eax, 4 + 16 / -8
__asm mov eax, (16 + 16) / -8
__asm mov eax, ~15
// CHECK: t37
// CHECK: call void asm sideeffect inteldialect "mov eax, $$12", "~{eax},~{dirflag},~{fpsr},~{flags}"()
// CHECK: call void asm sideeffect inteldialect "mov eax, $$132", "~{eax},~{dirflag},~{fpsr},~{flags}"()
// CHECK: call void asm sideeffect inteldialect "mov eax, $$124", "~{eax},~{dirflag},~{fpsr},~{flags}"()
// CHECK: call void asm sideeffect inteldialect "mov eax, $$128", "~{eax},~{dirflag},~{fpsr},~{flags}"()
// CHECK: call void asm sideeffect inteldialect "mov eax, $$4294967172", "~{eax},~{dirflag},~{fpsr},~{flags}"()
// CHECK: call void asm sideeffect inteldialect "mov eax, $$2", "~{eax},~{dirflag},~{fpsr},~{flags}"()
// CHECK: call void asm sideeffect inteldialect "mov eax, $$4294967292", "~{eax},~{dirflag},~{fpsr},~{flags}"()
// CHECK: call void asm sideeffect inteldialect "mov eax, $$4294967280", "~{eax},~{dirflag},~{fpsr},~{flags}"()
}
void t38() {
int arr[4];
__asm mov eax, 4+4[arr]
__asm mov eax, (4+4)[arr + 4]
__asm mov eax, 8*2[arr + 4 + 32*2 - 4]
__asm mov eax, 12+20[4 + arr]
__asm mov eax, 4*16+4[4 + arr + 4]
__asm mov eax, 4*4[64 + arr + (2*32)]
__asm mov eax, 4*(4-2)[64 + arr - 2*32]
__asm mov eax, 32*(4-2)[arr - 2*32]
// CHECK: t38
// CHECK: call void asm sideeffect inteldialect "mov eax, dword ptr $$8$0", "*m,~{eax},~{dirflag},~{fpsr},~{flags}"([4 x i32]* %{{.*}})
// CHECK: call void asm sideeffect inteldialect "mov eax, dword ptr $$12$0", "*m,~{eax},~{dirflag},~{fpsr},~{flags}"([4 x i32]* %{{.*}})
// CHECK: call void asm sideeffect inteldialect "mov eax, dword ptr $$80$0", "*m,~{eax},~{dirflag},~{fpsr},~{flags}"([4 x i32]* %{{.*}})
// CHECK: call void asm sideeffect inteldialect "mov eax, dword ptr $$36$0", "*m,~{eax},~{dirflag},~{fpsr},~{flags}"([4 x i32]* %{{.*}})
// CHECK: call void asm sideeffect inteldialect "mov eax, dword ptr $$76$0", "*m,~{eax},~{dirflag},~{fpsr},~{flags}"([4 x i32]* %{{.*}})
// CHECK: call void asm sideeffect inteldialect "mov eax, dword ptr $$144$0", "*m,~{eax},~{dirflag},~{fpsr},~{flags}"([4 x i32]* %{{.*}})
// CHECK: call void asm sideeffect inteldialect "mov eax, dword ptr $$8$0", "*m,~{eax},~{dirflag},~{fpsr},~{flags}"([4 x i32]* %{{.*}})
// CHECK: call void asm sideeffect inteldialect "mov eax, dword ptr $$0$0", "*m,~{eax},~{dirflag},~{fpsr},~{flags}"([4 x i32]* %{{.*}})
}
void cpuid() {
__asm cpuid
// CHECK-LABEL: define void @cpuid
// CHECK: call void asm sideeffect inteldialect "cpuid", "~{eax},~{ebx},~{ecx},~{edx},~{dirflag},~{fpsr},~{flags}"()
}
typedef struct {
int a;
int b;
} A;
void t39() {
__asm mov eax, [eax].A.b
__asm mov eax, [eax] A.b
__asm mov eax, fs:[0] A.b
// CHECK-LABEL: define void @t39
// CHECK: call void asm sideeffect inteldialect "mov eax, [eax].4", "~{eax},~{dirflag},~{fpsr},~{flags}"()
// CHECK: call void asm sideeffect inteldialect "mov eax, [eax] .4", "~{eax},~{dirflag},~{fpsr},~{flags}"()
// CHECK: call void asm sideeffect inteldialect "mov eax, fs:[$$0] .4", "~{eax},~{dirflag},~{fpsr},~{flags}"()
}
void t40(float a) {
int i;
__asm fld a
__asm fistp i
// CHECK-LABEL: define void @t40
// CHECK: call void asm sideeffect inteldialect "fld dword ptr $0", "*m,~{dirflag},~{fpsr},~{flags}"(float* {{.*}})
// CHECK: call void asm sideeffect inteldialect "fistp dword ptr $0", "=*m,~{dirflag},~{fpsr},~{flags}"(i32* {{.*}})
}
void t41(unsigned short a) {
__asm mov cs, a;
__asm mov ds, a;
__asm mov es, a;
__asm mov fs, a;
__asm mov gs, a;
__asm mov ss, a;
// CHECK-LABEL: define void @t41(i16 zeroext %a)
// CHECK: [[T41_A_ADDR:%.+]] = alloca i16
// CHECK: store i16 %a, i16* [[T41_A_ADDR]]
// CHECK: call void asm sideeffect inteldialect "mov cs, word ptr $0", "*m,~{dirflag},~{fpsr},~{flags}"(i16* [[T41_A_ADDR]])
// CHECK: call void asm sideeffect inteldialect "mov ds, word ptr $0", "*m,~{dirflag},~{fpsr},~{flags}"(i16* [[T41_A_ADDR]])
// CHECK: call void asm sideeffect inteldialect "mov es, word ptr $0", "*m,~{dirflag},~{fpsr},~{flags}"(i16* [[T41_A_ADDR]])
// CHECK: call void asm sideeffect inteldialect "mov fs, word ptr $0", "*m,~{dirflag},~{fpsr},~{flags}"(i16* [[T41_A_ADDR]])
// CHECK: call void asm sideeffect inteldialect "mov gs, word ptr $0", "*m,~{dirflag},~{fpsr},~{flags}"(i16* [[T41_A_ADDR]])
// CHECK: call void asm sideeffect inteldialect "mov ss, word ptr $0", "*m,~{dirflag},~{fpsr},~{flags}"(i16* [[T41_A_ADDR]])
}
|
