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1; RUN: llc < %s -mtriple aarch64-unknown-unknown -aarch64-neon-syntax=apple -asm-verbose=false -disable-post-ra -disable-fp-elim | FileCheck %s
2
3target datalayout = "e-m:o-i64:64-i128:128-n32:64-S128"
4
5; CHECK-LABEL: test_fadd:
6; CHECK-NEXT: fcvt s1, h1
7; CHECK-NEXT: fcvt s0, h0
8; CHECK-NEXT: fadd s0, s0, s1
9; CHECK-NEXT: fcvt h0, s0
10; CHECK-NEXT: ret
11define half @test_fadd(half %a, half %b) #0 {
12  %r = fadd half %a, %b
13  ret half %r
14}
15
16; CHECK-LABEL: test_fsub:
17; CHECK-NEXT: fcvt s1, h1
18; CHECK-NEXT: fcvt s0, h0
19; CHECK-NEXT: fsub s0, s0, s1
20; CHECK-NEXT: fcvt h0, s0
21; CHECK-NEXT: ret
22define half @test_fsub(half %a, half %b) #0 {
23  %r = fsub half %a, %b
24  ret half %r
25}
26
27; CHECK-LABEL: test_fmul:
28; CHECK-NEXT: fcvt s1, h1
29; CHECK-NEXT: fcvt s0, h0
30; CHECK-NEXT: fmul s0, s0, s1
31; CHECK-NEXT: fcvt h0, s0
32; CHECK-NEXT: ret
33define half @test_fmul(half %a, half %b) #0 {
34  %r = fmul half %a, %b
35  ret half %r
36}
37
38; CHECK-LABEL: test_fdiv:
39; CHECK-NEXT: fcvt s1, h1
40; CHECK-NEXT: fcvt s0, h0
41; CHECK-NEXT: fdiv s0, s0, s1
42; CHECK-NEXT: fcvt h0, s0
43; CHECK-NEXT: ret
44define half @test_fdiv(half %a, half %b) #0 {
45  %r = fdiv half %a, %b
46  ret half %r
47}
48
49; CHECK-LABEL: test_frem:
50; CHECK-NEXT: stp x29, x30, [sp, #-16]!
51; CHECK-NEXT: mov  x29, sp
52; CHECK-NEXT: fcvt s0, h0
53; CHECK-NEXT: fcvt s1, h1
54; CHECK-NEXT: bl {{_?}}fmodf
55; CHECK-NEXT: fcvt h0, s0
56; CHECK-NEXT: ldp x29, x30, [sp], #16
57; CHECK-NEXT: ret
58define half @test_frem(half %a, half %b) #0 {
59  %r = frem half %a, %b
60  ret half %r
61}
62
63; CHECK-LABEL: test_store:
64; CHECK-NEXT: str  h0, [x0]
65; CHECK-NEXT: ret
66define void @test_store(half %a, half* %b) #0 {
67  store half %a, half* %b
68  ret void
69}
70
71; CHECK-LABEL: test_load:
72; CHECK-NEXT: ldr  h0, [x0]
73; CHECK-NEXT: ret
74define half @test_load(half* %a) #0 {
75  %r = load half, half* %a
76  ret half %r
77}
78
79
80declare half @test_callee(half %a, half %b) #0
81
82; CHECK-LABEL: test_call:
83; CHECK-NEXT: stp x29, x30, [sp, #-16]!
84; CHECK-NEXT: mov  x29, sp
85; CHECK-NEXT: bl {{_?}}test_callee
86; CHECK-NEXT: ldp x29, x30, [sp], #16
87; CHECK-NEXT: ret
88define half @test_call(half %a, half %b) #0 {
89  %r = call half @test_callee(half %a, half %b)
90  ret half %r
91}
92
93; CHECK-LABEL: test_call_flipped:
94; CHECK-NEXT: stp x29, x30, [sp, #-16]!
95; CHECK-NEXT: mov  x29, sp
96; CHECK-NEXT: mov.16b  v2, v0
97; CHECK-NEXT: mov.16b  v0, v1
98; CHECK-NEXT: mov.16b  v1, v2
99; CHECK-NEXT: bl {{_?}}test_callee
100; CHECK-NEXT: ldp x29, x30, [sp], #16
101; CHECK-NEXT: ret
102define half @test_call_flipped(half %a, half %b) #0 {
103  %r = call half @test_callee(half %b, half %a)
104  ret half %r
105}
106
107; CHECK-LABEL: test_tailcall_flipped:
108; CHECK-NEXT: mov.16b  v2, v0
109; CHECK-NEXT: mov.16b  v0, v1
110; CHECK-NEXT: mov.16b  v1, v2
111; CHECK-NEXT: b {{_?}}test_callee
112define half @test_tailcall_flipped(half %a, half %b) #0 {
113  %r = tail call half @test_callee(half %b, half %a)
114  ret half %r
115}
116
117; CHECK-LABEL: test_select:
118; CHECK-NEXT: fcvt s1, h1
119; CHECK-NEXT: fcvt s0, h0
120; CHECK-NEXT: cmp  w0, #0
121; CHECK-NEXT: fcsel s0, s0, s1, ne
122; CHECK-NEXT: fcvt h0, s0
123; CHECK-NEXT: ret
124define half @test_select(half %a, half %b, i1 zeroext %c) #0 {
125  %r = select i1 %c, half %a, half %b
126  ret half %r
127}
128
129; CHECK-LABEL: test_select_cc:
130; CHECK-DAG: fcvt s3, h3
131; CHECK-DAG: fcvt s2, h2
132; CHECK-DAG: fcvt s1, h1
133; CHECK-DAG: fcvt s0, h0
134; CHECK-DAG: fcmp s2, s3
135; CHECK-DAG: cset [[CC:w[0-9]+]], ne
136; CHECK-DAG: cmp [[CC]], #0
137; CHECK-NEXT: fcsel s0, s0, s1, ne
138; CHECK-NEXT: fcvt h0, s0
139; CHECK-NEXT: ret
140define half @test_select_cc(half %a, half %b, half %c, half %d) #0 {
141  %cc = fcmp une half %c, %d
142  %r = select i1 %cc, half %a, half %b
143  ret half %r
144}
145
146; CHECK-LABEL: test_select_cc_f32_f16:
147; CHECK-DAG:   fcvt s2, h2
148; CHECK-DAG:   fcvt s3, h3
149; CHECK-NEXT:  fcmp s2, s3
150; CHECK-NEXT:  fcsel s0, s0, s1, ne
151; CHECK-NEXT:  ret
152define float @test_select_cc_f32_f16(float %a, float %b, half %c, half %d) #0 {
153  %cc = fcmp une half %c, %d
154  %r = select i1 %cc, float %a, float %b
155  ret float %r
156}
157
158; CHECK-LABEL: test_select_cc_f16_f32:
159; CHECK-DAG:  fcvt s0, h0
160; CHECK-DAG:  fcvt s1, h1
161; CHECK-DAG:  fcmp s2, s3
162; CHECK-DAG:  cset w8, ne
163; CHECK-NEXT: cmp w8, #0
164; CHECK-NEXT: fcsel s0, s0, s1, ne
165; CHECK-NEXT: fcvt h0, s0
166; CHECK-NEXT: ret
167define half @test_select_cc_f16_f32(half %a, half %b, float %c, float %d) #0 {
168  %cc = fcmp une float %c, %d
169  %r = select i1 %cc, half %a, half %b
170  ret half %r
171}
172
173; CHECK-LABEL: test_fcmp_une:
174; CHECK-NEXT: fcvt s1, h1
175; CHECK-NEXT: fcvt s0, h0
176; CHECK-NEXT: fcmp s0, s1
177; CHECK-NEXT: cset  w0, ne
178; CHECK-NEXT: ret
179define i1 @test_fcmp_une(half %a, half %b) #0 {
180  %r = fcmp une half %a, %b
181  ret i1 %r
182}
183
184; CHECK-LABEL: test_fcmp_ueq:
185; CHECK-NEXT: fcvt s1, h1
186; CHECK-NEXT: fcvt s0, h0
187; CHECK-NEXT: fcmp s0, s1
188; CHECK-NEXT: orr [[TRUE:w[0-9]+]], wzr, #0x1
189; CHECK-NEXT: csel [[CC:w[0-9]+]], [[TRUE]], wzr, eq
190; CHECK-NEXT: csel w0, [[TRUE]], [[CC]], vs
191; CHECK-NEXT: ret
192define i1 @test_fcmp_ueq(half %a, half %b) #0 {
193  %r = fcmp ueq half %a, %b
194  ret i1 %r
195}
196
197; CHECK-LABEL: test_fcmp_ugt:
198; CHECK-NEXT: fcvt s1, h1
199; CHECK-NEXT: fcvt s0, h0
200; CHECK-NEXT: fcmp s0, s1
201; CHECK-NEXT: cset  w0, hi
202; CHECK-NEXT: ret
203define i1 @test_fcmp_ugt(half %a, half %b) #0 {
204  %r = fcmp ugt half %a, %b
205  ret i1 %r
206}
207
208; CHECK-LABEL: test_fcmp_uge:
209; CHECK-NEXT: fcvt s1, h1
210; CHECK-NEXT: fcvt s0, h0
211; CHECK-NEXT: fcmp s0, s1
212; CHECK-NEXT: cset  w0, pl
213; CHECK-NEXT: ret
214define i1 @test_fcmp_uge(half %a, half %b) #0 {
215  %r = fcmp uge half %a, %b
216  ret i1 %r
217}
218
219; CHECK-LABEL: test_fcmp_ult:
220; CHECK-NEXT: fcvt s1, h1
221; CHECK-NEXT: fcvt s0, h0
222; CHECK-NEXT: fcmp s0, s1
223; CHECK-NEXT: cset  w0, lt
224; CHECK-NEXT: ret
225define i1 @test_fcmp_ult(half %a, half %b) #0 {
226  %r = fcmp ult half %a, %b
227  ret i1 %r
228}
229
230; CHECK-LABEL: test_fcmp_ule:
231; CHECK-NEXT: fcvt s1, h1
232; CHECK-NEXT: fcvt s0, h0
233; CHECK-NEXT: fcmp s0, s1
234; CHECK-NEXT: cset  w0, le
235; CHECK-NEXT: ret
236define i1 @test_fcmp_ule(half %a, half %b) #0 {
237  %r = fcmp ule half %a, %b
238  ret i1 %r
239}
240
241
242; CHECK-LABEL: test_fcmp_uno:
243; CHECK-NEXT: fcvt s1, h1
244; CHECK-NEXT: fcvt s0, h0
245; CHECK-NEXT: fcmp s0, s1
246; CHECK-NEXT: cset  w0, vs
247; CHECK-NEXT: ret
248define i1 @test_fcmp_uno(half %a, half %b) #0 {
249  %r = fcmp uno half %a, %b
250  ret i1 %r
251}
252
253; CHECK-LABEL: test_fcmp_one:
254; CHECK-NEXT: fcvt s1, h1
255; CHECK-NEXT: fcvt s0, h0
256; CHECK-NEXT: fcmp s0, s1
257; CHECK-NEXT: orr [[TRUE:w[0-9]+]], wzr, #0x1
258; CHECK-NEXT: csel [[CC:w[0-9]+]], [[TRUE]], wzr, mi
259; CHECK-NEXT: csel w0, [[TRUE]], [[CC]], gt
260; CHECK-NEXT: ret
261define i1 @test_fcmp_one(half %a, half %b) #0 {
262  %r = fcmp one half %a, %b
263  ret i1 %r
264}
265
266; CHECK-LABEL: test_fcmp_oeq:
267; CHECK-NEXT: fcvt s1, h1
268; CHECK-NEXT: fcvt s0, h0
269; CHECK-NEXT: fcmp s0, s1
270; CHECK-NEXT: cset  w0, eq
271; CHECK-NEXT: ret
272define i1 @test_fcmp_oeq(half %a, half %b) #0 {
273  %r = fcmp oeq half %a, %b
274  ret i1 %r
275}
276
277; CHECK-LABEL: test_fcmp_ogt:
278; CHECK-NEXT: fcvt s1, h1
279; CHECK-NEXT: fcvt s0, h0
280; CHECK-NEXT: fcmp s0, s1
281; CHECK-NEXT: cset  w0, gt
282; CHECK-NEXT: ret
283define i1 @test_fcmp_ogt(half %a, half %b) #0 {
284  %r = fcmp ogt half %a, %b
285  ret i1 %r
286}
287
288; CHECK-LABEL: test_fcmp_oge:
289; CHECK-NEXT: fcvt s1, h1
290; CHECK-NEXT: fcvt s0, h0
291; CHECK-NEXT: fcmp s0, s1
292; CHECK-NEXT: cset  w0, ge
293; CHECK-NEXT: ret
294define i1 @test_fcmp_oge(half %a, half %b) #0 {
295  %r = fcmp oge half %a, %b
296  ret i1 %r
297}
298
299; CHECK-LABEL: test_fcmp_olt:
300; CHECK-NEXT: fcvt s1, h1
301; CHECK-NEXT: fcvt s0, h0
302; CHECK-NEXT: fcmp s0, s1
303; CHECK-NEXT: cset  w0, mi
304; CHECK-NEXT: ret
305define i1 @test_fcmp_olt(half %a, half %b) #0 {
306  %r = fcmp olt half %a, %b
307  ret i1 %r
308}
309
310; CHECK-LABEL: test_fcmp_ole:
311; CHECK-NEXT: fcvt s1, h1
312; CHECK-NEXT: fcvt s0, h0
313; CHECK-NEXT: fcmp s0, s1
314; CHECK-NEXT: cset  w0, ls
315; CHECK-NEXT: ret
316define i1 @test_fcmp_ole(half %a, half %b) #0 {
317  %r = fcmp ole half %a, %b
318  ret i1 %r
319}
320
321; CHECK-LABEL: test_fcmp_ord:
322; CHECK-NEXT: fcvt s1, h1
323; CHECK-NEXT: fcvt s0, h0
324; CHECK-NEXT: fcmp s0, s1
325; CHECK-NEXT: cset  w0, vc
326; CHECK-NEXT: ret
327define i1 @test_fcmp_ord(half %a, half %b) #0 {
328  %r = fcmp ord half %a, %b
329  ret i1 %r
330}
331
332; CHECK-LABEL: test_br_cc:
333; CHECK-NEXT: fcvt s1, h1
334; CHECK-NEXT: fcvt s0, h0
335; CHECK-NEXT: fcmp s0, s1
336; CHECK-NEXT: b.mi [[BRCC_ELSE:.?LBB[0-9_]+]]
337; CHECK-NEXT: str  wzr, [x0]
338; CHECK-NEXT: ret
339; CHECK-NEXT: [[BRCC_ELSE]]:
340; CHECK-NEXT: str  wzr, [x1]
341; CHECK-NEXT: ret
342define void @test_br_cc(half %a, half %b, i32* %p1, i32* %p2) #0 {
343  %c = fcmp uge half %a, %b
344  br i1 %c, label %then, label %else
345then:
346  store i32 0, i32* %p1
347  ret void
348else:
349  store i32 0, i32* %p2
350  ret void
351}
352
353; CHECK-LABEL: test_phi:
354; CHECK: mov  x[[PTR:[0-9]+]], x0
355; CHECK: ldr  h[[AB:[0-9]+]], [x[[PTR]]]
356; CHECK: [[LOOP:LBB[0-9_]+]]:
357; CHECK: mov.16b  v[[R:[0-9]+]], v[[AB]]
358; CHECK: ldr  h[[AB]], [x[[PTR]]]
359; CHECK: mov  x0, x[[PTR]]
360; CHECK: bl {{_?}}test_dummy
361; CHECK: mov.16b  v0, v[[R]]
362; CHECK: ret
363define half @test_phi(half* %p1) #0 {
364entry:
365  %a = load half, half* %p1
366  br label %loop
367loop:
368  %r = phi half [%a, %entry], [%b, %loop]
369  %b = load half, half* %p1
370  %c = call i1 @test_dummy(half* %p1)
371  br i1 %c, label %loop, label %return
372return:
373  ret half %r
374}
375declare i1 @test_dummy(half* %p1) #0
376
377; CHECK-LABEL: test_fptosi_i32:
378; CHECK-NEXT: fcvt s0, h0
379; CHECK-NEXT: fcvtzs w0, s0
380; CHECK-NEXT: ret
381define i32 @test_fptosi_i32(half %a) #0 {
382  %r = fptosi half %a to i32
383  ret i32 %r
384}
385
386; CHECK-LABEL: test_fptosi_i64:
387; CHECK-NEXT: fcvt s0, h0
388; CHECK-NEXT: fcvtzs x0, s0
389; CHECK-NEXT: ret
390define i64 @test_fptosi_i64(half %a) #0 {
391  %r = fptosi half %a to i64
392  ret i64 %r
393}
394
395; CHECK-LABEL: test_fptoui_i32:
396; CHECK-NEXT: fcvt s0, h0
397; CHECK-NEXT: fcvtzu w0, s0
398; CHECK-NEXT: ret
399define i32 @test_fptoui_i32(half %a) #0 {
400  %r = fptoui half %a to i32
401  ret i32 %r
402}
403
404; CHECK-LABEL: test_fptoui_i64:
405; CHECK-NEXT: fcvt s0, h0
406; CHECK-NEXT: fcvtzu x0, s0
407; CHECK-NEXT: ret
408define i64 @test_fptoui_i64(half %a) #0 {
409  %r = fptoui half %a to i64
410  ret i64 %r
411}
412
413; CHECK-LABEL: test_uitofp_i32:
414; CHECK-NEXT: ucvtf s0, w0
415; CHECK-NEXT: fcvt h0, s0
416; CHECK-NEXT: ret
417define half @test_uitofp_i32(i32 %a) #0 {
418  %r = uitofp i32 %a to half
419  ret half %r
420}
421
422; CHECK-LABEL: test_uitofp_i64:
423; CHECK-NEXT: ucvtf s0, x0
424; CHECK-NEXT: fcvt h0, s0
425; CHECK-NEXT: ret
426define half @test_uitofp_i64(i64 %a) #0 {
427  %r = uitofp i64 %a to half
428  ret half %r
429}
430
431; CHECK-LABEL: test_sitofp_i32:
432; CHECK-NEXT: scvtf s0, w0
433; CHECK-NEXT: fcvt h0, s0
434; CHECK-NEXT: ret
435define half @test_sitofp_i32(i32 %a) #0 {
436  %r = sitofp i32 %a to half
437  ret half %r
438}
439
440; CHECK-LABEL: test_sitofp_i64:
441; CHECK-NEXT: scvtf s0, x0
442; CHECK-NEXT: fcvt h0, s0
443; CHECK-NEXT: ret
444define half @test_sitofp_i64(i64 %a) #0 {
445  %r = sitofp i64 %a to half
446  ret half %r
447}
448
449; CHECK-LABEL: test_uitofp_i32_fadd:
450; CHECK-NEXT: ucvtf s1, w0
451; CHECK-NEXT: fcvt h1, s1
452; CHECK-NEXT: fcvt s0, h0
453; CHECK-NEXT: fcvt s1, h1
454; CHECK-NEXT: fadd s0, s0, s1
455; CHECK-NEXT: fcvt h0, s0
456; CHECK-NEXT: ret
457define half @test_uitofp_i32_fadd(i32 %a, half %b) #0 {
458  %c = uitofp i32 %a to half
459  %r = fadd half %b, %c
460  ret half %r
461}
462
463; CHECK-LABEL: test_sitofp_i32_fadd:
464; CHECK-NEXT: scvtf s1, w0
465; CHECK-NEXT: fcvt h1, s1
466; CHECK-NEXT: fcvt s0, h0
467; CHECK-NEXT: fcvt s1, h1
468; CHECK-NEXT: fadd s0, s0, s1
469; CHECK-NEXT: fcvt h0, s0
470; CHECK-NEXT: ret
471define half @test_sitofp_i32_fadd(i32 %a, half %b) #0 {
472  %c = sitofp i32 %a to half
473  %r = fadd half %b, %c
474  ret half %r
475}
476
477; CHECK-LABEL: test_fptrunc_float:
478; CHECK-NEXT: fcvt h0, s0
479; CHECK-NEXT: ret
480
481define half @test_fptrunc_float(float %a) #0 {
482  %r = fptrunc float %a to half
483  ret half %r
484}
485
486; CHECK-LABEL: test_fptrunc_double:
487; CHECK-NEXT: fcvt h0, d0
488; CHECK-NEXT: ret
489define half @test_fptrunc_double(double %a) #0 {
490  %r = fptrunc double %a to half
491  ret half %r
492}
493
494; CHECK-LABEL: test_fpext_float:
495; CHECK-NEXT: fcvt s0, h0
496; CHECK-NEXT: ret
497define float @test_fpext_float(half %a) #0 {
498  %r = fpext half %a to float
499  ret float %r
500}
501
502; CHECK-LABEL: test_fpext_double:
503; CHECK-NEXT: fcvt d0, h0
504; CHECK-NEXT: ret
505define double @test_fpext_double(half %a) #0 {
506  %r = fpext half %a to double
507  ret double %r
508}
509
510
511; CHECK-LABEL: test_bitcast_halftoi16:
512; CHECK-NEXT: fmov w0, s0
513; CHECK-NEXT: ret
514define i16 @test_bitcast_halftoi16(half %a) #0 {
515  %r = bitcast half %a to i16
516  ret i16 %r
517}
518
519; CHECK-LABEL: test_bitcast_i16tohalf:
520; CHECK-NEXT: fmov s0, w0
521; CHECK-NEXT: ret
522define half @test_bitcast_i16tohalf(i16 %a) #0 {
523  %r = bitcast i16 %a to half
524  ret half %r
525}
526
527
528declare half @llvm.sqrt.f16(half %a) #0
529declare half @llvm.powi.f16(half %a, i32 %b) #0
530declare half @llvm.sin.f16(half %a) #0
531declare half @llvm.cos.f16(half %a) #0
532declare half @llvm.pow.f16(half %a, half %b) #0
533declare half @llvm.exp.f16(half %a) #0
534declare half @llvm.exp2.f16(half %a) #0
535declare half @llvm.log.f16(half %a) #0
536declare half @llvm.log10.f16(half %a) #0
537declare half @llvm.log2.f16(half %a) #0
538declare half @llvm.fma.f16(half %a, half %b, half %c) #0
539declare half @llvm.fabs.f16(half %a) #0
540declare half @llvm.minnum.f16(half %a, half %b) #0
541declare half @llvm.maxnum.f16(half %a, half %b) #0
542declare half @llvm.copysign.f16(half %a, half %b) #0
543declare half @llvm.floor.f16(half %a) #0
544declare half @llvm.ceil.f16(half %a) #0
545declare half @llvm.trunc.f16(half %a) #0
546declare half @llvm.rint.f16(half %a) #0
547declare half @llvm.nearbyint.f16(half %a) #0
548declare half @llvm.round.f16(half %a) #0
549declare half @llvm.fmuladd.f16(half %a, half %b, half %c) #0
550
551; CHECK-LABEL: test_sqrt:
552; CHECK-NEXT: fcvt s0, h0
553; CHECK-NEXT: fsqrt s0, s0
554; CHECK-NEXT: fcvt h0, s0
555; CHECK-NEXT: ret
556define half @test_sqrt(half %a) #0 {
557  %r = call half @llvm.sqrt.f16(half %a)
558  ret half %r
559}
560
561; CHECK-LABEL: test_powi:
562; CHECK-NEXT: stp x29, x30, [sp, #-16]!
563; CHECK-NEXT: mov  x29, sp
564; CHECK-NEXT: fcvt s0, h0
565; CHECK-NEXT: bl {{_?}}__powisf2
566; CHECK-NEXT: fcvt h0, s0
567; CHECK-NEXT: ldp x29, x30, [sp], #16
568; CHECK-NEXT: ret
569define half @test_powi(half %a, i32 %b) #0 {
570  %r = call half @llvm.powi.f16(half %a, i32 %b)
571  ret half %r
572}
573
574; CHECK-LABEL: test_sin:
575; CHECK-NEXT: stp x29, x30, [sp, #-16]!
576; CHECK-NEXT: mov  x29, sp
577; CHECK-NEXT: fcvt s0, h0
578; CHECK-NEXT: bl {{_?}}sinf
579; CHECK-NEXT: fcvt h0, s0
580; CHECK-NEXT: ldp x29, x30, [sp], #16
581; CHECK-NEXT: ret
582define half @test_sin(half %a) #0 {
583  %r = call half @llvm.sin.f16(half %a)
584  ret half %r
585}
586
587; CHECK-LABEL: test_cos:
588; CHECK-NEXT: stp x29, x30, [sp, #-16]!
589; CHECK-NEXT: mov  x29, sp
590; CHECK-NEXT: fcvt s0, h0
591; CHECK-NEXT: bl {{_?}}cosf
592; CHECK-NEXT: fcvt h0, s0
593; CHECK-NEXT: ldp x29, x30, [sp], #16
594; CHECK-NEXT: ret
595define half @test_cos(half %a) #0 {
596  %r = call half @llvm.cos.f16(half %a)
597  ret half %r
598}
599
600; CHECK-LABEL: test_pow:
601; CHECK-NEXT: stp x29, x30, [sp, #-16]!
602; CHECK-NEXT: mov  x29, sp
603; CHECK-NEXT: fcvt s0, h0
604; CHECK-NEXT: fcvt s1, h1
605; CHECK-NEXT: bl {{_?}}powf
606; CHECK-NEXT: fcvt h0, s0
607; CHECK-NEXT: ldp x29, x30, [sp], #16
608; CHECK-NEXT: ret
609define half @test_pow(half %a, half %b) #0 {
610  %r = call half @llvm.pow.f16(half %a, half %b)
611  ret half %r
612}
613
614; CHECK-LABEL: test_exp:
615; CHECK-NEXT: stp x29, x30, [sp, #-16]!
616; CHECK-NEXT: mov  x29, sp
617; CHECK-NEXT: fcvt s0, h0
618; CHECK-NEXT: bl {{_?}}expf
619; CHECK-NEXT: fcvt h0, s0
620; CHECK-NEXT: ldp x29, x30, [sp], #16
621; CHECK-NEXT: ret
622define half @test_exp(half %a) #0 {
623  %r = call half @llvm.exp.f16(half %a)
624  ret half %r
625}
626
627; CHECK-LABEL: test_exp2:
628; CHECK-NEXT: stp x29, x30, [sp, #-16]!
629; CHECK-NEXT: mov  x29, sp
630; CHECK-NEXT: fcvt s0, h0
631; CHECK-NEXT: bl {{_?}}exp2f
632; CHECK-NEXT: fcvt h0, s0
633; CHECK-NEXT: ldp x29, x30, [sp], #16
634; CHECK-NEXT: ret
635define half @test_exp2(half %a) #0 {
636  %r = call half @llvm.exp2.f16(half %a)
637  ret half %r
638}
639
640; CHECK-LABEL: test_log:
641; CHECK-NEXT: stp x29, x30, [sp, #-16]!
642; CHECK-NEXT: mov  x29, sp
643; CHECK-NEXT: fcvt s0, h0
644; CHECK-NEXT: bl {{_?}}logf
645; CHECK-NEXT: fcvt h0, s0
646; CHECK-NEXT: ldp x29, x30, [sp], #16
647; CHECK-NEXT: ret
648define half @test_log(half %a) #0 {
649  %r = call half @llvm.log.f16(half %a)
650  ret half %r
651}
652
653; CHECK-LABEL: test_log10:
654; CHECK-NEXT: stp x29, x30, [sp, #-16]!
655; CHECK-NEXT: mov  x29, sp
656; CHECK-NEXT: fcvt s0, h0
657; CHECK-NEXT: bl {{_?}}log10f
658; CHECK-NEXT: fcvt h0, s0
659; CHECK-NEXT: ldp x29, x30, [sp], #16
660; CHECK-NEXT: ret
661define half @test_log10(half %a) #0 {
662  %r = call half @llvm.log10.f16(half %a)
663  ret half %r
664}
665
666; CHECK-LABEL: test_log2:
667; CHECK-NEXT: stp x29, x30, [sp, #-16]!
668; CHECK-NEXT: mov  x29, sp
669; CHECK-NEXT: fcvt s0, h0
670; CHECK-NEXT: bl {{_?}}log2f
671; CHECK-NEXT: fcvt h0, s0
672; CHECK-NEXT: ldp x29, x30, [sp], #16
673; CHECK-NEXT: ret
674define half @test_log2(half %a) #0 {
675  %r = call half @llvm.log2.f16(half %a)
676  ret half %r
677}
678
679; CHECK-LABEL: test_fma:
680; CHECK-NEXT: fcvt s2, h2
681; CHECK-NEXT: fcvt s1, h1
682; CHECK-NEXT: fcvt s0, h0
683; CHECK-NEXT: fmadd s0, s0, s1, s2
684; CHECK-NEXT: fcvt h0, s0
685; CHECK-NEXT: ret
686define half @test_fma(half %a, half %b, half %c) #0 {
687  %r = call half @llvm.fma.f16(half %a, half %b, half %c)
688  ret half %r
689}
690
691; CHECK-LABEL: test_fabs:
692; CHECK-NEXT: fcvt s0, h0
693; CHECK-NEXT: fabs s0, s0
694; CHECK-NEXT: fcvt h0, s0
695; CHECK-NEXT: ret
696define half @test_fabs(half %a) #0 {
697  %r = call half @llvm.fabs.f16(half %a)
698  ret half %r
699}
700
701; CHECK-LABEL: test_minnum:
702; CHECK-NEXT: fcvt s1, h1
703; CHECK-NEXT: fcvt s0, h0
704; CHECK-NEXT: fminnm s0, s0, s1
705; CHECK-NEXT: fcvt h0, s0
706; CHECK-NEXT: ret
707define half @test_minnum(half %a, half %b) #0 {
708  %r = call half @llvm.minnum.f16(half %a, half %b)
709  ret half %r
710}
711
712; CHECK-LABEL: test_maxnum:
713; CHECK-NEXT: fcvt s1, h1
714; CHECK-NEXT: fcvt s0, h0
715; CHECK-NEXT: fmaxnm s0, s0, s1
716; CHECK-NEXT: fcvt h0, s0
717; CHECK-NEXT: ret
718define half @test_maxnum(half %a, half %b) #0 {
719  %r = call half @llvm.maxnum.f16(half %a, half %b)
720  ret half %r
721}
722
723; CHECK-LABEL: test_copysign:
724; CHECK-NEXT: fcvt s1, h1
725; CHECK-NEXT: fcvt s0, h0
726; CHECK-NEXT: movi.4s v2, #128, lsl #24
727; CHECK-NEXT: bit.16b v0, v1, v2
728; CHECK-NEXT: fcvt h0, s0
729; CHECK-NEXT: ret
730define half @test_copysign(half %a, half %b) #0 {
731  %r = call half @llvm.copysign.f16(half %a, half %b)
732  ret half %r
733}
734
735; CHECK-LABEL: test_copysign_f32:
736; CHECK-NEXT: fcvt s0, h0
737; CHECK-NEXT: movi.4s v2, #128, lsl #24
738; CHECK-NEXT: bit.16b v0, v1, v2
739; CHECK-NEXT: fcvt h0, s0
740; CHECK-NEXT: ret
741define half @test_copysign_f32(half %a, float %b) #0 {
742  %tb = fptrunc float %b to half
743  %r = call half @llvm.copysign.f16(half %a, half %tb)
744  ret half %r
745}
746
747; CHECK-LABEL: test_copysign_f64:
748; CHECK-NEXT: fcvt s1, d1
749; CHECK-NEXT: fcvt s0, h0
750; CHECK-NEXT: movi.4s v2, #128, lsl #24
751; CHECK-NEXT: bit.16b v0, v1, v2
752; CHECK-NEXT: fcvt h0, s0
753; CHECK-NEXT: ret
754define half @test_copysign_f64(half %a, double %b) #0 {
755  %tb = fptrunc double %b to half
756  %r = call half @llvm.copysign.f16(half %a, half %tb)
757  ret half %r
758}
759
760; Check that the FP promotion will use a truncating FP_ROUND, so we can fold
761; away the (fpext (fp_round <result>)) here.
762
763; CHECK-LABEL: test_copysign_extended:
764; CHECK-NEXT: fcvt s1, h1
765; CHECK-NEXT: fcvt s0, h0
766; CHECK-NEXT: movi.4s v2, #128, lsl #24
767; CHECK-NEXT: bit.16b v0, v1, v2
768; CHECK-NEXT: ret
769define float @test_copysign_extended(half %a, half %b) #0 {
770  %r = call half @llvm.copysign.f16(half %a, half %b)
771  %xr = fpext half %r to float
772  ret float %xr
773}
774
775; CHECK-LABEL: test_floor:
776; CHECK-NEXT: fcvt [[FLOAT32:s[0-9]+]], h0
777; CHECK-NEXT: frintm [[INT32:s[0-9]+]], [[FLOAT32]]
778; CHECK-NEXT: fcvt h0, [[INT32]]
779; CHECK-NEXT: ret
780define half @test_floor(half %a) #0 {
781  %r = call half @llvm.floor.f16(half %a)
782  ret half %r
783}
784
785; CHECK-LABEL: test_ceil:
786; CHECK-NEXT: fcvt [[FLOAT32:s[0-9]+]], h0
787; CHECK-NEXT: frintp [[INT32:s[0-9]+]], [[FLOAT32]]
788; CHECK-NEXT: fcvt h0, [[INT32]]
789; CHECK-NEXT: ret
790define half @test_ceil(half %a) #0 {
791  %r = call half @llvm.ceil.f16(half %a)
792  ret half %r
793}
794
795; CHECK-LABEL: test_trunc:
796; CHECK-NEXT: fcvt [[FLOAT32:s[0-9]+]], h0
797; CHECK-NEXT: frintz [[INT32:s[0-9]+]], [[FLOAT32]]
798; CHECK-NEXT: fcvt h0, [[INT32]]
799; CHECK-NEXT: ret
800define half @test_trunc(half %a) #0 {
801  %r = call half @llvm.trunc.f16(half %a)
802  ret half %r
803}
804
805; CHECK-LABEL: test_rint:
806; CHECK-NEXT: fcvt s0, h0
807; CHECK-NEXT: frintx s0, s0
808; CHECK-NEXT: fcvt h0, s0
809; CHECK-NEXT: ret
810define half @test_rint(half %a) #0 {
811  %r = call half @llvm.rint.f16(half %a)
812  ret half %r
813}
814
815; CHECK-LABEL: test_nearbyint:
816; CHECK-NEXT: fcvt s0, h0
817; CHECK-NEXT: frinti s0, s0
818; CHECK-NEXT: fcvt h0, s0
819; CHECK-NEXT: ret
820define half @test_nearbyint(half %a) #0 {
821  %r = call half @llvm.nearbyint.f16(half %a)
822  ret half %r
823}
824
825; CHECK-LABEL: test_round:
826; CHECK-NEXT: fcvt [[FLOAT32:s[0-9]+]], h0
827; CHECK-NEXT: frinta [[INT32:s[0-9]+]], [[FLOAT32]]
828; CHECK-NEXT: fcvt h0, [[INT32]]
829; CHECK-NEXT: ret
830define half @test_round(half %a) #0 {
831  %r = call half @llvm.round.f16(half %a)
832  ret half %r
833}
834
835; CHECK-LABEL: test_fmuladd:
836; CHECK-NEXT: fcvt s1, h1
837; CHECK-NEXT: fcvt s0, h0
838; CHECK-NEXT: fmul s0, s0, s1
839; CHECK-NEXT: fcvt h0, s0
840; CHECK-NEXT: fcvt s0, h0
841; CHECK-NEXT: fcvt s1, h2
842; CHECK-NEXT: fadd s0, s0, s1
843; CHECK-NEXT: fcvt h0, s0
844; CHECK-NEXT: ret
845define half @test_fmuladd(half %a, half %b, half %c) #0 {
846  %r = call half @llvm.fmuladd.f16(half %a, half %b, half %c)
847  ret half %r
848}
849
850attributes #0 = { nounwind }
851