xref: /llvm-project/llvm/test/CodeGen/AArch64/arm64-trn.ll (revision 54c79fa53c17a93d3d784738cae52d847102d279)
1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2; RUN: llc < %s -mtriple=aarch64 | FileCheck %s --check-prefixes=CHECKLE
3; RUN: llc < %s -mtriple=aarch64_be | FileCheck %s --check-prefixes=CHECKBE
4
5define <8 x i8> @vtrni8(ptr %A, ptr %B) nounwind {
6; CHECKLE-LABEL: vtrni8:
7; CHECKLE:       // %bb.0:
8; CHECKLE-NEXT:    ldr d0, [x0]
9; CHECKLE-NEXT:    ldr d1, [x1]
10; CHECKLE-NEXT:    trn1 v2.8b, v0.8b, v1.8b
11; CHECKLE-NEXT:    trn2 v0.8b, v0.8b, v1.8b
12; CHECKLE-NEXT:    add v0.8b, v2.8b, v0.8b
13; CHECKLE-NEXT:    ret
14;
15; CHECKBE-LABEL: vtrni8:
16; CHECKBE:       // %bb.0:
17; CHECKBE-NEXT:    ld1 { v0.8b }, [x0]
18; CHECKBE-NEXT:    ld1 { v1.8b }, [x1]
19; CHECKBE-NEXT:    trn1 v2.8b, v0.8b, v1.8b
20; CHECKBE-NEXT:    trn2 v0.8b, v0.8b, v1.8b
21; CHECKBE-NEXT:    add v0.8b, v2.8b, v0.8b
22; CHECKBE-NEXT:    rev64 v0.8b, v0.8b
23; CHECKBE-NEXT:    ret
24	%tmp1 = load <8 x i8>, ptr %A
25	%tmp2 = load <8 x i8>, ptr %B
26	%tmp3 = shufflevector <8 x i8> %tmp1, <8 x i8> %tmp2, <8 x i32> <i32 0, i32 8, i32 2, i32 10, i32 4, i32 12, i32 6, i32 14>
27	%tmp4 = shufflevector <8 x i8> %tmp1, <8 x i8> %tmp2, <8 x i32> <i32 1, i32 9, i32 3, i32 11, i32 5, i32 13, i32 7, i32 15>
28        %tmp5 = add <8 x i8> %tmp3, %tmp4
29	ret <8 x i8> %tmp5
30}
31
32define <4 x i16> @vtrni16(ptr %A, ptr %B) nounwind {
33; CHECKLE-LABEL: vtrni16:
34; CHECKLE:       // %bb.0:
35; CHECKLE-NEXT:    ldr d0, [x0]
36; CHECKLE-NEXT:    ldr d1, [x1]
37; CHECKLE-NEXT:    trn1 v2.4h, v0.4h, v1.4h
38; CHECKLE-NEXT:    trn2 v0.4h, v0.4h, v1.4h
39; CHECKLE-NEXT:    add v0.4h, v2.4h, v0.4h
40; CHECKLE-NEXT:    ret
41;
42; CHECKBE-LABEL: vtrni16:
43; CHECKBE:       // %bb.0:
44; CHECKBE-NEXT:    ld1 { v0.4h }, [x0]
45; CHECKBE-NEXT:    ld1 { v1.4h }, [x1]
46; CHECKBE-NEXT:    trn1 v2.4h, v0.4h, v1.4h
47; CHECKBE-NEXT:    trn2 v0.4h, v0.4h, v1.4h
48; CHECKBE-NEXT:    add v0.4h, v2.4h, v0.4h
49; CHECKBE-NEXT:    rev64 v0.4h, v0.4h
50; CHECKBE-NEXT:    ret
51	%tmp1 = load <4 x i16>, ptr %A
52	%tmp2 = load <4 x i16>, ptr %B
53	%tmp3 = shufflevector <4 x i16> %tmp1, <4 x i16> %tmp2, <4 x i32> <i32 0, i32 4, i32 2, i32 6>
54	%tmp4 = shufflevector <4 x i16> %tmp1, <4 x i16> %tmp2, <4 x i32> <i32 1, i32 5, i32 3, i32 7>
55        %tmp5 = add <4 x i16> %tmp3, %tmp4
56	ret <4 x i16> %tmp5
57}
58
59define <8 x i8> @vtrni16_viabitcast(ptr %A, ptr %B) nounwind {
60; CHECKLE-LABEL: vtrni16_viabitcast:
61; CHECKLE:       // %bb.0:
62; CHECKLE-NEXT:    ldr d0, [x0]
63; CHECKLE-NEXT:    ldr d1, [x1]
64; CHECKLE-NEXT:    trn1 v0.4h, v0.4h, v1.4h
65; CHECKLE-NEXT:    ret
66;
67; CHECKBE-LABEL: vtrni16_viabitcast:
68; CHECKBE:       // %bb.0:
69; CHECKBE-NEXT:    ld1 { v0.4h }, [x0]
70; CHECKBE-NEXT:    ld1 { v1.4h }, [x1]
71; CHECKBE-NEXT:    trn1 v0.4h, v0.4h, v1.4h
72; CHECKBE-NEXT:    rev64 v0.4h, v0.4h
73; CHECKBE-NEXT:    ret
74  %l1 = load <4 x i16>, ptr %A
75  %l2 = load <4 x i16>, ptr %B
76  %b1 = bitcast <4 x i16> %l1 to <8 x i8>
77  %b2 = bitcast <4 x i16> %l2 to <8 x i8>
78  %tmp3 = shufflevector <8 x i8> %b1, <8 x i8> %b2, <8 x i32> <i32 0, i32 1, i32 8, i32 9, i32 4, i32 5, i32 12, i32 13>
79  ret <8 x i8> %tmp3
80}
81
82; 2xi32 TRN is redundant with ZIP
83define <2 x i32> @vtrni32(ptr %A, ptr %B) nounwind {
84; CHECKLE-LABEL: vtrni32:
85; CHECKLE:       // %bb.0:
86; CHECKLE-NEXT:    ldr d0, [x0]
87; CHECKLE-NEXT:    ldr d1, [x1]
88; CHECKLE-NEXT:    zip1 v2.2s, v0.2s, v1.2s
89; CHECKLE-NEXT:    zip2 v0.2s, v0.2s, v1.2s
90; CHECKLE-NEXT:    add v0.2s, v2.2s, v0.2s
91; CHECKLE-NEXT:    ret
92;
93; CHECKBE-LABEL: vtrni32:
94; CHECKBE:       // %bb.0:
95; CHECKBE-NEXT:    ld1 { v0.2s }, [x0]
96; CHECKBE-NEXT:    ld1 { v1.2s }, [x1]
97; CHECKBE-NEXT:    zip1 v2.2s, v0.2s, v1.2s
98; CHECKBE-NEXT:    zip2 v0.2s, v0.2s, v1.2s
99; CHECKBE-NEXT:    add v0.2s, v2.2s, v0.2s
100; CHECKBE-NEXT:    rev64 v0.2s, v0.2s
101; CHECKBE-NEXT:    ret
102	%tmp1 = load <2 x i32>, ptr %A
103	%tmp2 = load <2 x i32>, ptr %B
104	%tmp3 = shufflevector <2 x i32> %tmp1, <2 x i32> %tmp2, <2 x i32> <i32 0, i32 2>
105	%tmp4 = shufflevector <2 x i32> %tmp1, <2 x i32> %tmp2, <2 x i32> <i32 1, i32 3>
106        %tmp5 = add <2 x i32> %tmp3, %tmp4
107	ret <2 x i32> %tmp5
108}
109
110define <2 x float> @vtrnf(ptr %A, ptr %B) nounwind {
111; CHECKLE-LABEL: vtrnf:
112; CHECKLE:       // %bb.0:
113; CHECKLE-NEXT:    ldr d0, [x0]
114; CHECKLE-NEXT:    ldr d1, [x1]
115; CHECKLE-NEXT:    zip1 v2.2s, v0.2s, v1.2s
116; CHECKLE-NEXT:    zip2 v0.2s, v0.2s, v1.2s
117; CHECKLE-NEXT:    fadd v0.2s, v2.2s, v0.2s
118; CHECKLE-NEXT:    ret
119;
120; CHECKBE-LABEL: vtrnf:
121; CHECKBE:       // %bb.0:
122; CHECKBE-NEXT:    ld1 { v0.2s }, [x0]
123; CHECKBE-NEXT:    ld1 { v1.2s }, [x1]
124; CHECKBE-NEXT:    zip1 v2.2s, v0.2s, v1.2s
125; CHECKBE-NEXT:    zip2 v0.2s, v0.2s, v1.2s
126; CHECKBE-NEXT:    fadd v0.2s, v2.2s, v0.2s
127; CHECKBE-NEXT:    rev64 v0.2s, v0.2s
128; CHECKBE-NEXT:    ret
129	%tmp1 = load <2 x float>, ptr %A
130	%tmp2 = load <2 x float>, ptr %B
131	%tmp3 = shufflevector <2 x float> %tmp1, <2 x float> %tmp2, <2 x i32> <i32 0, i32 2>
132	%tmp4 = shufflevector <2 x float> %tmp1, <2 x float> %tmp2, <2 x i32> <i32 1, i32 3>
133        %tmp5 = fadd <2 x float> %tmp3, %tmp4
134	ret <2 x float> %tmp5
135}
136
137define <16 x i8> @vtrnQi8(ptr %A, ptr %B) nounwind {
138; CHECKLE-LABEL: vtrnQi8:
139; CHECKLE:       // %bb.0:
140; CHECKLE-NEXT:    ldr q0, [x0]
141; CHECKLE-NEXT:    ldr q1, [x1]
142; CHECKLE-NEXT:    trn1 v2.16b, v0.16b, v1.16b
143; CHECKLE-NEXT:    trn2 v0.16b, v0.16b, v1.16b
144; CHECKLE-NEXT:    add v0.16b, v2.16b, v0.16b
145; CHECKLE-NEXT:    ret
146;
147; CHECKBE-LABEL: vtrnQi8:
148; CHECKBE:       // %bb.0:
149; CHECKBE-NEXT:    ld1 { v0.16b }, [x0]
150; CHECKBE-NEXT:    ld1 { v1.16b }, [x1]
151; CHECKBE-NEXT:    trn1 v2.16b, v0.16b, v1.16b
152; CHECKBE-NEXT:    trn2 v0.16b, v0.16b, v1.16b
153; CHECKBE-NEXT:    add v0.16b, v2.16b, v0.16b
154; CHECKBE-NEXT:    rev64 v0.16b, v0.16b
155; CHECKBE-NEXT:    ext v0.16b, v0.16b, v0.16b, #8
156; CHECKBE-NEXT:    ret
157	%tmp1 = load <16 x i8>, ptr %A
158	%tmp2 = load <16 x i8>, ptr %B
159	%tmp3 = shufflevector <16 x i8> %tmp1, <16 x i8> %tmp2, <16 x i32> <i32 0, i32 16, i32 2, i32 18, i32 4, i32 20, i32 6, i32 22, i32 8, i32 24, i32 10, i32 26, i32 12, i32 28, i32 14, i32 30>
160	%tmp4 = shufflevector <16 x i8> %tmp1, <16 x i8> %tmp2, <16 x i32> <i32 1, i32 17, i32 3, i32 19, i32 5, i32 21, i32 7, i32 23, i32 9, i32 25, i32 11, i32 27, i32 13, i32 29, i32 15, i32 31>
161        %tmp5 = add <16 x i8> %tmp3, %tmp4
162	ret <16 x i8> %tmp5
163}
164
165define <8 x i16> @vtrnQi16(ptr %A, ptr %B) nounwind {
166; CHECKLE-LABEL: vtrnQi16:
167; CHECKLE:       // %bb.0:
168; CHECKLE-NEXT:    ldr q0, [x0]
169; CHECKLE-NEXT:    ldr q1, [x1]
170; CHECKLE-NEXT:    trn1 v2.8h, v0.8h, v1.8h
171; CHECKLE-NEXT:    trn2 v0.8h, v0.8h, v1.8h
172; CHECKLE-NEXT:    add v0.8h, v2.8h, v0.8h
173; CHECKLE-NEXT:    ret
174;
175; CHECKBE-LABEL: vtrnQi16:
176; CHECKBE:       // %bb.0:
177; CHECKBE-NEXT:    ld1 { v0.8h }, [x0]
178; CHECKBE-NEXT:    ld1 { v1.8h }, [x1]
179; CHECKBE-NEXT:    trn1 v2.8h, v0.8h, v1.8h
180; CHECKBE-NEXT:    trn2 v0.8h, v0.8h, v1.8h
181; CHECKBE-NEXT:    add v0.8h, v2.8h, v0.8h
182; CHECKBE-NEXT:    rev64 v0.8h, v0.8h
183; CHECKBE-NEXT:    ext v0.16b, v0.16b, v0.16b, #8
184; CHECKBE-NEXT:    ret
185	%tmp1 = load <8 x i16>, ptr %A
186	%tmp2 = load <8 x i16>, ptr %B
187	%tmp3 = shufflevector <8 x i16> %tmp1, <8 x i16> %tmp2, <8 x i32> <i32 0, i32 8, i32 2, i32 10, i32 4, i32 12, i32 6, i32 14>
188	%tmp4 = shufflevector <8 x i16> %tmp1, <8 x i16> %tmp2, <8 x i32> <i32 1, i32 9, i32 3, i32 11, i32 5, i32 13, i32 7, i32 15>
189        %tmp5 = add <8 x i16> %tmp3, %tmp4
190	ret <8 x i16> %tmp5
191}
192
193define <4 x i32> @vtrnQi32(ptr %A, ptr %B) nounwind {
194; CHECKLE-LABEL: vtrnQi32:
195; CHECKLE:       // %bb.0:
196; CHECKLE-NEXT:    ldr q0, [x0]
197; CHECKLE-NEXT:    ldr q1, [x1]
198; CHECKLE-NEXT:    trn1 v2.4s, v0.4s, v1.4s
199; CHECKLE-NEXT:    trn2 v0.4s, v0.4s, v1.4s
200; CHECKLE-NEXT:    add v0.4s, v2.4s, v0.4s
201; CHECKLE-NEXT:    ret
202;
203; CHECKBE-LABEL: vtrnQi32:
204; CHECKBE:       // %bb.0:
205; CHECKBE-NEXT:    ld1 { v0.4s }, [x0]
206; CHECKBE-NEXT:    ld1 { v1.4s }, [x1]
207; CHECKBE-NEXT:    trn1 v2.4s, v0.4s, v1.4s
208; CHECKBE-NEXT:    trn2 v0.4s, v0.4s, v1.4s
209; CHECKBE-NEXT:    add v0.4s, v2.4s, v0.4s
210; CHECKBE-NEXT:    rev64 v0.4s, v0.4s
211; CHECKBE-NEXT:    ext v0.16b, v0.16b, v0.16b, #8
212; CHECKBE-NEXT:    ret
213	%tmp1 = load <4 x i32>, ptr %A
214	%tmp2 = load <4 x i32>, ptr %B
215	%tmp3 = shufflevector <4 x i32> %tmp1, <4 x i32> %tmp2, <4 x i32> <i32 0, i32 4, i32 2, i32 6>
216	%tmp4 = shufflevector <4 x i32> %tmp1, <4 x i32> %tmp2, <4 x i32> <i32 1, i32 5, i32 3, i32 7>
217        %tmp5 = add <4 x i32> %tmp3, %tmp4
218	ret <4 x i32> %tmp5
219}
220
221define <4 x float> @vtrnQf(ptr %A, ptr %B) nounwind {
222; CHECKLE-LABEL: vtrnQf:
223; CHECKLE:       // %bb.0:
224; CHECKLE-NEXT:    ldr q0, [x0]
225; CHECKLE-NEXT:    ldr q1, [x1]
226; CHECKLE-NEXT:    trn1 v2.4s, v0.4s, v1.4s
227; CHECKLE-NEXT:    trn2 v0.4s, v0.4s, v1.4s
228; CHECKLE-NEXT:    fadd v0.4s, v2.4s, v0.4s
229; CHECKLE-NEXT:    ret
230;
231; CHECKBE-LABEL: vtrnQf:
232; CHECKBE:       // %bb.0:
233; CHECKBE-NEXT:    ld1 { v0.4s }, [x0]
234; CHECKBE-NEXT:    ld1 { v1.4s }, [x1]
235; CHECKBE-NEXT:    trn1 v2.4s, v0.4s, v1.4s
236; CHECKBE-NEXT:    trn2 v0.4s, v0.4s, v1.4s
237; CHECKBE-NEXT:    fadd v0.4s, v2.4s, v0.4s
238; CHECKBE-NEXT:    rev64 v0.4s, v0.4s
239; CHECKBE-NEXT:    ext v0.16b, v0.16b, v0.16b, #8
240; CHECKBE-NEXT:    ret
241	%tmp1 = load <4 x float>, ptr %A
242	%tmp2 = load <4 x float>, ptr %B
243	%tmp3 = shufflevector <4 x float> %tmp1, <4 x float> %tmp2, <4 x i32> <i32 0, i32 4, i32 2, i32 6>
244	%tmp4 = shufflevector <4 x float> %tmp1, <4 x float> %tmp2, <4 x i32> <i32 1, i32 5, i32 3, i32 7>
245        %tmp5 = fadd <4 x float> %tmp3, %tmp4
246	ret <4 x float> %tmp5
247}
248
249; Undef shuffle indices should not prevent matching to VTRN:
250
251define <8 x i8> @vtrni8_undef(ptr %A, ptr %B) nounwind {
252; CHECKLE-LABEL: vtrni8_undef:
253; CHECKLE:       // %bb.0:
254; CHECKLE-NEXT:    ldr d0, [x0]
255; CHECKLE-NEXT:    ldr d1, [x1]
256; CHECKLE-NEXT:    trn1 v2.8b, v0.8b, v1.8b
257; CHECKLE-NEXT:    trn2 v0.8b, v0.8b, v1.8b
258; CHECKLE-NEXT:    add v0.8b, v2.8b, v0.8b
259; CHECKLE-NEXT:    ret
260;
261; CHECKBE-LABEL: vtrni8_undef:
262; CHECKBE:       // %bb.0:
263; CHECKBE-NEXT:    ld1 { v0.8b }, [x0]
264; CHECKBE-NEXT:    ld1 { v1.8b }, [x1]
265; CHECKBE-NEXT:    trn1 v2.8b, v0.8b, v1.8b
266; CHECKBE-NEXT:    trn2 v0.8b, v0.8b, v1.8b
267; CHECKBE-NEXT:    add v0.8b, v2.8b, v0.8b
268; CHECKBE-NEXT:    rev64 v0.8b, v0.8b
269; CHECKBE-NEXT:    ret
270	%tmp1 = load <8 x i8>, ptr %A
271	%tmp2 = load <8 x i8>, ptr %B
272	%tmp3 = shufflevector <8 x i8> %tmp1, <8 x i8> %tmp2, <8 x i32> <i32 0, i32 undef, i32 2, i32 10, i32 undef, i32 12, i32 6, i32 14>
273	%tmp4 = shufflevector <8 x i8> %tmp1, <8 x i8> %tmp2, <8 x i32> <i32 1, i32 9, i32 3, i32 11, i32 5, i32 undef, i32 undef, i32 15>
274        %tmp5 = add <8 x i8> %tmp3, %tmp4
275	ret <8 x i8> %tmp5
276}
277
278define <8 x i16> @vtrnQi16_undef(ptr %A, ptr %B) nounwind {
279; CHECKLE-LABEL: vtrnQi16_undef:
280; CHECKLE:       // %bb.0:
281; CHECKLE-NEXT:    ldr q0, [x0]
282; CHECKLE-NEXT:    ldr q1, [x1]
283; CHECKLE-NEXT:    trn1 v2.8h, v0.8h, v1.8h
284; CHECKLE-NEXT:    trn2 v0.8h, v0.8h, v1.8h
285; CHECKLE-NEXT:    add v0.8h, v2.8h, v0.8h
286; CHECKLE-NEXT:    ret
287;
288; CHECKBE-LABEL: vtrnQi16_undef:
289; CHECKBE:       // %bb.0:
290; CHECKBE-NEXT:    ld1 { v0.8h }, [x0]
291; CHECKBE-NEXT:    ld1 { v1.8h }, [x1]
292; CHECKBE-NEXT:    trn1 v2.8h, v0.8h, v1.8h
293; CHECKBE-NEXT:    trn2 v0.8h, v0.8h, v1.8h
294; CHECKBE-NEXT:    add v0.8h, v2.8h, v0.8h
295; CHECKBE-NEXT:    rev64 v0.8h, v0.8h
296; CHECKBE-NEXT:    ext v0.16b, v0.16b, v0.16b, #8
297; CHECKBE-NEXT:    ret
298	%tmp1 = load <8 x i16>, ptr %A
299	%tmp2 = load <8 x i16>, ptr %B
300	%tmp3 = shufflevector <8 x i16> %tmp1, <8 x i16> %tmp2, <8 x i32> <i32 0, i32 8, i32 undef, i32 undef, i32 4, i32 12, i32 6, i32 14>
301	%tmp4 = shufflevector <8 x i16> %tmp1, <8 x i16> %tmp2, <8 x i32> <i32 1, i32 undef, i32 3, i32 11, i32 5, i32 13, i32 undef, i32 undef>
302        %tmp5 = add <8 x i16> %tmp3, %tmp4
303	ret <8 x i16> %tmp5
304}
305