xref: /llvm-project/llvm/test/CodeGen/AArch64/ucmp.ll (revision de1a423c2356d2040cab74e657ed024bf9ce8517)
1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 4
2; RUN: llc -mtriple=aarch64 -verify-machineinstrs %s -o - | FileCheck %s --check-prefixes=CHECK,CHECK-SD
3; RUN: llc -mtriple=aarch64 -global-isel -verify-machineinstrs %s -o - | FileCheck %s --check-prefixes=CHECK,CHECK-GI
4
5define i8 @ucmp.8.8(i8 %x, i8 %y) nounwind {
6; CHECK-SD-LABEL: ucmp.8.8:
7; CHECK-SD:       // %bb.0:
8; CHECK-SD-NEXT:    and w8, w0, #0xff
9; CHECK-SD-NEXT:    cmp w8, w1, uxtb
10; CHECK-SD-NEXT:    cset w8, hi
11; CHECK-SD-NEXT:    csinv w0, w8, wzr, hs
12; CHECK-SD-NEXT:    ret
13;
14; CHECK-GI-LABEL: ucmp.8.8:
15; CHECK-GI:       // %bb.0:
16; CHECK-GI-NEXT:    and w8, w0, #0xff
17; CHECK-GI-NEXT:    and w9, w1, #0xff
18; CHECK-GI-NEXT:    cmp w8, w9
19; CHECK-GI-NEXT:    cset w8, hi
20; CHECK-GI-NEXT:    csinv w0, w8, wzr, hs
21; CHECK-GI-NEXT:    ret
22  %1 = call i8 @llvm.ucmp(i8 %x, i8 %y)
23  ret i8 %1
24}
25
26define i8 @ucmp.8.16(i16 %x, i16 %y) nounwind {
27; CHECK-SD-LABEL: ucmp.8.16:
28; CHECK-SD:       // %bb.0:
29; CHECK-SD-NEXT:    and w8, w0, #0xffff
30; CHECK-SD-NEXT:    cmp w8, w1, uxth
31; CHECK-SD-NEXT:    cset w8, hi
32; CHECK-SD-NEXT:    csinv w0, w8, wzr, hs
33; CHECK-SD-NEXT:    ret
34;
35; CHECK-GI-LABEL: ucmp.8.16:
36; CHECK-GI:       // %bb.0:
37; CHECK-GI-NEXT:    and w8, w0, #0xffff
38; CHECK-GI-NEXT:    and w9, w1, #0xffff
39; CHECK-GI-NEXT:    cmp w8, w9
40; CHECK-GI-NEXT:    cset w8, hi
41; CHECK-GI-NEXT:    csinv w0, w8, wzr, hs
42; CHECK-GI-NEXT:    ret
43  %1 = call i8 @llvm.ucmp(i16 %x, i16 %y)
44  ret i8 %1
45}
46
47define i8 @ucmp.8.32(i32 %x, i32 %y) nounwind {
48; CHECK-LABEL: ucmp.8.32:
49; CHECK:       // %bb.0:
50; CHECK-NEXT:    cmp w0, w1
51; CHECK-NEXT:    cset w8, hi
52; CHECK-NEXT:    csinv w0, w8, wzr, hs
53; CHECK-NEXT:    ret
54  %1 = call i8 @llvm.ucmp(i32 %x, i32 %y)
55  ret i8 %1
56}
57
58define i8 @ucmp.8.64(i64 %x, i64 %y) nounwind {
59; CHECK-LABEL: ucmp.8.64:
60; CHECK:       // %bb.0:
61; CHECK-NEXT:    cmp x0, x1
62; CHECK-NEXT:    cset w8, hi
63; CHECK-NEXT:    csinv w0, w8, wzr, hs
64; CHECK-NEXT:    ret
65  %1 = call i8 @llvm.ucmp(i64 %x, i64 %y)
66  ret i8 %1
67}
68
69define i8 @ucmp.8.128(i128 %x, i128 %y) nounwind {
70; CHECK-SD-LABEL: ucmp.8.128:
71; CHECK-SD:       // %bb.0:
72; CHECK-SD-NEXT:    cmp x2, x0
73; CHECK-SD-NEXT:    sbcs xzr, x3, x1
74; CHECK-SD-NEXT:    cset w8, lo
75; CHECK-SD-NEXT:    cmp x0, x2
76; CHECK-SD-NEXT:    sbcs xzr, x1, x3
77; CHECK-SD-NEXT:    csinv w0, w8, wzr, hs
78; CHECK-SD-NEXT:    ret
79;
80; CHECK-GI-LABEL: ucmp.8.128:
81; CHECK-GI:       // %bb.0:
82; CHECK-GI-NEXT:    cmp x0, x2
83; CHECK-GI-NEXT:    cset w8, hi
84; CHECK-GI-NEXT:    cmp x1, x3
85; CHECK-GI-NEXT:    cset w9, hi
86; CHECK-GI-NEXT:    csel w8, w8, w9, eq
87; CHECK-GI-NEXT:    cmp x0, x2
88; CHECK-GI-NEXT:    cset w9, lo
89; CHECK-GI-NEXT:    cmp x1, x3
90; CHECK-GI-NEXT:    cset w10, lo
91; CHECK-GI-NEXT:    csel w9, w9, w10, eq
92; CHECK-GI-NEXT:    tst w8, #0x1
93; CHECK-GI-NEXT:    cset w8, ne
94; CHECK-GI-NEXT:    tst w9, #0x1
95; CHECK-GI-NEXT:    csinv w0, w8, wzr, eq
96; CHECK-GI-NEXT:    ret
97  %1 = call i8 @llvm.ucmp(i128 %x, i128 %y)
98  ret i8 %1
99}
100
101define i32 @ucmp.32.32(i32 %x, i32 %y) nounwind {
102; CHECK-LABEL: ucmp.32.32:
103; CHECK:       // %bb.0:
104; CHECK-NEXT:    cmp w0, w1
105; CHECK-NEXT:    cset w8, hi
106; CHECK-NEXT:    csinv w0, w8, wzr, hs
107; CHECK-NEXT:    ret
108  %1 = call i32 @llvm.ucmp(i32 %x, i32 %y)
109  ret i32 %1
110}
111
112define i32 @ucmp.32.64(i64 %x, i64 %y) nounwind {
113; CHECK-LABEL: ucmp.32.64:
114; CHECK:       // %bb.0:
115; CHECK-NEXT:    cmp x0, x1
116; CHECK-NEXT:    cset w8, hi
117; CHECK-NEXT:    csinv w0, w8, wzr, hs
118; CHECK-NEXT:    ret
119  %1 = call i32 @llvm.ucmp(i64 %x, i64 %y)
120  ret i32 %1
121}
122
123define i64 @ucmp.64.64(i64 %x, i64 %y) nounwind {
124; CHECK-LABEL: ucmp.64.64:
125; CHECK:       // %bb.0:
126; CHECK-NEXT:    cmp x0, x1
127; CHECK-NEXT:    cset x8, hi
128; CHECK-NEXT:    csinv x0, x8, xzr, hs
129; CHECK-NEXT:    ret
130  %1 = call i64 @llvm.ucmp(i64 %x, i64 %y)
131  ret i64 %1
132}
133
134define <1 x i64> @ucmp.1.64.65(<1 x i65> %x, <1 x i65> %y) {
135; CHECK-SD-LABEL: ucmp.1.64.65:
136; CHECK-SD:       // %bb.0:
137; CHECK-SD-NEXT:    and x8, x1, #0x1
138; CHECK-SD-NEXT:    and x9, x3, #0x1
139; CHECK-SD-NEXT:    cmp x2, x0
140; CHECK-SD-NEXT:    sbcs xzr, x9, x8
141; CHECK-SD-NEXT:    cset x10, lo
142; CHECK-SD-NEXT:    cmp x0, x2
143; CHECK-SD-NEXT:    sbcs xzr, x8, x9
144; CHECK-SD-NEXT:    csinv x8, x10, xzr, hs
145; CHECK-SD-NEXT:    fmov d0, x8
146; CHECK-SD-NEXT:    ret
147;
148; CHECK-GI-LABEL: ucmp.1.64.65:
149; CHECK-GI:       // %bb.0:
150; CHECK-GI-NEXT:    and x8, x1, #0x1
151; CHECK-GI-NEXT:    and x9, x3, #0x1
152; CHECK-GI-NEXT:    cmp x0, x2
153; CHECK-GI-NEXT:    cset w10, hi
154; CHECK-GI-NEXT:    cmp x8, x9
155; CHECK-GI-NEXT:    cset w11, hi
156; CHECK-GI-NEXT:    csel w10, w10, w11, eq
157; CHECK-GI-NEXT:    cmp x0, x2
158; CHECK-GI-NEXT:    cset w11, lo
159; CHECK-GI-NEXT:    cmp x8, x9
160; CHECK-GI-NEXT:    cset w8, lo
161; CHECK-GI-NEXT:    csel w8, w11, w8, eq
162; CHECK-GI-NEXT:    tst w10, #0x1
163; CHECK-GI-NEXT:    cset x9, ne
164; CHECK-GI-NEXT:    tst w8, #0x1
165; CHECK-GI-NEXT:    csinv x8, x9, xzr, eq
166; CHECK-GI-NEXT:    fmov d0, x8
167; CHECK-GI-NEXT:    ret
168  %1 = call <1 x i64> @llvm.ucmp(<1 x i65> %x, <1 x i65> %y)
169  ret <1 x i64> %1
170}
171
172define <8 x i8> @u_v8i8(<8 x i8> %a, <8 x i8> %b) {
173; CHECK-LABEL: u_v8i8:
174; CHECK:       // %bb.0: // %entry
175; CHECK-NEXT:    cmhi v2.8b, v0.8b, v1.8b
176; CHECK-NEXT:    cmhi v0.8b, v1.8b, v0.8b
177; CHECK-NEXT:    sub v0.8b, v0.8b, v2.8b
178; CHECK-NEXT:    ret
179entry:
180  %c = call <8 x i8> @llvm.ucmp(<8 x i8> %a, <8 x i8> %b)
181  ret <8 x i8> %c
182}
183
184define <16 x i8> @u_v16i8(<16 x i8> %a, <16 x i8> %b) {
185; CHECK-LABEL: u_v16i8:
186; CHECK:       // %bb.0: // %entry
187; CHECK-NEXT:    cmhi v2.16b, v0.16b, v1.16b
188; CHECK-NEXT:    cmhi v0.16b, v1.16b, v0.16b
189; CHECK-NEXT:    sub v0.16b, v0.16b, v2.16b
190; CHECK-NEXT:    ret
191entry:
192  %c = call <16 x i8> @llvm.ucmp(<16 x i8> %a, <16 x i8> %b)
193  ret <16 x i8> %c
194}
195
196define <4 x i16> @u_v4i16(<4 x i16> %a, <4 x i16> %b) {
197; CHECK-LABEL: u_v4i16:
198; CHECK:       // %bb.0: // %entry
199; CHECK-NEXT:    cmhi v2.4h, v0.4h, v1.4h
200; CHECK-NEXT:    cmhi v0.4h, v1.4h, v0.4h
201; CHECK-NEXT:    sub v0.4h, v0.4h, v2.4h
202; CHECK-NEXT:    ret
203entry:
204  %c = call <4 x i16> @llvm.ucmp(<4 x i16> %a, <4 x i16> %b)
205  ret <4 x i16> %c
206}
207
208define <8 x i16> @u_v8i16(<8 x i16> %a, <8 x i16> %b) {
209; CHECK-LABEL: u_v8i16:
210; CHECK:       // %bb.0: // %entry
211; CHECK-NEXT:    cmhi v2.8h, v0.8h, v1.8h
212; CHECK-NEXT:    cmhi v0.8h, v1.8h, v0.8h
213; CHECK-NEXT:    sub v0.8h, v0.8h, v2.8h
214; CHECK-NEXT:    ret
215entry:
216  %c = call <8 x i16> @llvm.ucmp(<8 x i16> %a, <8 x i16> %b)
217  ret <8 x i16> %c
218}
219
220define <16 x i16> @u_v16i16(<16 x i16> %a, <16 x i16> %b) {
221; CHECK-SD-LABEL: u_v16i16:
222; CHECK-SD:       // %bb.0: // %entry
223; CHECK-SD-NEXT:    cmhi v4.8h, v1.8h, v3.8h
224; CHECK-SD-NEXT:    cmhi v5.8h, v0.8h, v2.8h
225; CHECK-SD-NEXT:    cmhi v0.8h, v2.8h, v0.8h
226; CHECK-SD-NEXT:    cmhi v1.8h, v3.8h, v1.8h
227; CHECK-SD-NEXT:    sub v0.8h, v0.8h, v5.8h
228; CHECK-SD-NEXT:    sub v1.8h, v1.8h, v4.8h
229; CHECK-SD-NEXT:    ret
230;
231; CHECK-GI-LABEL: u_v16i16:
232; CHECK-GI:       // %bb.0: // %entry
233; CHECK-GI-NEXT:    cmhi v4.8h, v0.8h, v2.8h
234; CHECK-GI-NEXT:    cmhi v5.8h, v1.8h, v3.8h
235; CHECK-GI-NEXT:    cmhi v0.8h, v2.8h, v0.8h
236; CHECK-GI-NEXT:    cmhi v1.8h, v3.8h, v1.8h
237; CHECK-GI-NEXT:    sub v0.8h, v0.8h, v4.8h
238; CHECK-GI-NEXT:    sub v1.8h, v1.8h, v5.8h
239; CHECK-GI-NEXT:    ret
240entry:
241  %c = call <16 x i16> @llvm.ucmp(<16 x i16> %a, <16 x i16> %b)
242  ret <16 x i16> %c
243}
244
245define <2 x i32> @u_v2i32(<2 x i32> %a, <2 x i32> %b) {
246; CHECK-LABEL: u_v2i32:
247; CHECK:       // %bb.0: // %entry
248; CHECK-NEXT:    cmhi v2.2s, v0.2s, v1.2s
249; CHECK-NEXT:    cmhi v0.2s, v1.2s, v0.2s
250; CHECK-NEXT:    sub v0.2s, v0.2s, v2.2s
251; CHECK-NEXT:    ret
252entry:
253  %c = call <2 x i32> @llvm.ucmp(<2 x i32> %a, <2 x i32> %b)
254  ret <2 x i32> %c
255}
256
257define <4 x i32> @u_v4i32(<4 x i32> %a, <4 x i32> %b) {
258; CHECK-LABEL: u_v4i32:
259; CHECK:       // %bb.0: // %entry
260; CHECK-NEXT:    cmhi v2.4s, v0.4s, v1.4s
261; CHECK-NEXT:    cmhi v0.4s, v1.4s, v0.4s
262; CHECK-NEXT:    sub v0.4s, v0.4s, v2.4s
263; CHECK-NEXT:    ret
264entry:
265  %c = call <4 x i32> @llvm.ucmp(<4 x i32> %a, <4 x i32> %b)
266  ret <4 x i32> %c
267}
268
269define <8 x i32> @u_v8i32(<8 x i32> %a, <8 x i32> %b) {
270; CHECK-SD-LABEL: u_v8i32:
271; CHECK-SD:       // %bb.0: // %entry
272; CHECK-SD-NEXT:    cmhi v4.4s, v1.4s, v3.4s
273; CHECK-SD-NEXT:    cmhi v5.4s, v0.4s, v2.4s
274; CHECK-SD-NEXT:    cmhi v0.4s, v2.4s, v0.4s
275; CHECK-SD-NEXT:    cmhi v1.4s, v3.4s, v1.4s
276; CHECK-SD-NEXT:    sub v0.4s, v0.4s, v5.4s
277; CHECK-SD-NEXT:    sub v1.4s, v1.4s, v4.4s
278; CHECK-SD-NEXT:    ret
279;
280; CHECK-GI-LABEL: u_v8i32:
281; CHECK-GI:       // %bb.0: // %entry
282; CHECK-GI-NEXT:    cmhi v4.4s, v0.4s, v2.4s
283; CHECK-GI-NEXT:    cmhi v5.4s, v1.4s, v3.4s
284; CHECK-GI-NEXT:    cmhi v0.4s, v2.4s, v0.4s
285; CHECK-GI-NEXT:    cmhi v1.4s, v3.4s, v1.4s
286; CHECK-GI-NEXT:    sub v0.4s, v0.4s, v4.4s
287; CHECK-GI-NEXT:    sub v1.4s, v1.4s, v5.4s
288; CHECK-GI-NEXT:    ret
289entry:
290  %c = call <8 x i32> @llvm.ucmp(<8 x i32> %a, <8 x i32> %b)
291  ret <8 x i32> %c
292}
293
294define <2 x i64> @u_v2i64(<2 x i64> %a, <2 x i64> %b) {
295; CHECK-LABEL: u_v2i64:
296; CHECK:       // %bb.0: // %entry
297; CHECK-NEXT:    cmhi v2.2d, v0.2d, v1.2d
298; CHECK-NEXT:    cmhi v0.2d, v1.2d, v0.2d
299; CHECK-NEXT:    sub v0.2d, v0.2d, v2.2d
300; CHECK-NEXT:    ret
301entry:
302  %c = call <2 x i64> @llvm.ucmp(<2 x i64> %a, <2 x i64> %b)
303  ret <2 x i64> %c
304}
305
306define <4 x i64> @u_v4i64(<4 x i64> %a, <4 x i64> %b) {
307; CHECK-SD-LABEL: u_v4i64:
308; CHECK-SD:       // %bb.0: // %entry
309; CHECK-SD-NEXT:    cmhi v4.2d, v1.2d, v3.2d
310; CHECK-SD-NEXT:    cmhi v5.2d, v0.2d, v2.2d
311; CHECK-SD-NEXT:    cmhi v0.2d, v2.2d, v0.2d
312; CHECK-SD-NEXT:    cmhi v1.2d, v3.2d, v1.2d
313; CHECK-SD-NEXT:    sub v0.2d, v0.2d, v5.2d
314; CHECK-SD-NEXT:    sub v1.2d, v1.2d, v4.2d
315; CHECK-SD-NEXT:    ret
316;
317; CHECK-GI-LABEL: u_v4i64:
318; CHECK-GI:       // %bb.0: // %entry
319; CHECK-GI-NEXT:    cmhi v4.2d, v0.2d, v2.2d
320; CHECK-GI-NEXT:    cmhi v5.2d, v1.2d, v3.2d
321; CHECK-GI-NEXT:    cmhi v0.2d, v2.2d, v0.2d
322; CHECK-GI-NEXT:    cmhi v1.2d, v3.2d, v1.2d
323; CHECK-GI-NEXT:    sub v0.2d, v0.2d, v4.2d
324; CHECK-GI-NEXT:    sub v1.2d, v1.2d, v5.2d
325; CHECK-GI-NEXT:    ret
326entry:
327  %c = call <4 x i64> @llvm.ucmp(<4 x i64> %a, <4 x i64> %b)
328  ret <4 x i64> %c
329}
330
331define <16 x i8> @signOf_neon(<8 x i16> %s0_lo, <8 x i16> %s0_hi, <8 x i16> %s1_lo, <8 x i16> %s1_hi) {
332; CHECK-SD-LABEL: signOf_neon:
333; CHECK-SD:       // %bb.0: // %entry
334; CHECK-SD-NEXT:    cmhi v4.8h, v1.8h, v3.8h
335; CHECK-SD-NEXT:    cmhi v1.8h, v3.8h, v1.8h
336; CHECK-SD-NEXT:    cmhi v3.8h, v0.8h, v2.8h
337; CHECK-SD-NEXT:    cmhi v0.8h, v2.8h, v0.8h
338; CHECK-SD-NEXT:    sub v1.8h, v1.8h, v4.8h
339; CHECK-SD-NEXT:    sub v0.8h, v0.8h, v3.8h
340; CHECK-SD-NEXT:    uzp1 v0.16b, v0.16b, v1.16b
341; CHECK-SD-NEXT:    ret
342;
343; CHECK-GI-LABEL: signOf_neon:
344; CHECK-GI:       // %bb.0: // %entry
345; CHECK-GI-NEXT:    cmhi v4.8h, v0.8h, v2.8h
346; CHECK-GI-NEXT:    cmhi v5.8h, v1.8h, v3.8h
347; CHECK-GI-NEXT:    cmhi v0.8h, v2.8h, v0.8h
348; CHECK-GI-NEXT:    cmhi v1.8h, v3.8h, v1.8h
349; CHECK-GI-NEXT:    uzp1 v0.16b, v0.16b, v1.16b
350; CHECK-GI-NEXT:    uzp1 v1.16b, v4.16b, v5.16b
351; CHECK-GI-NEXT:    shl v0.16b, v0.16b, #7
352; CHECK-GI-NEXT:    shl v1.16b, v1.16b, #7
353; CHECK-GI-NEXT:    sshr v0.16b, v0.16b, #7
354; CHECK-GI-NEXT:    sshr v1.16b, v1.16b, #7
355; CHECK-GI-NEXT:    sub v0.16b, v0.16b, v1.16b
356; CHECK-GI-NEXT:    ret
357entry:
358  %0 = shufflevector <8 x i16> %s0_lo, <8 x i16> %s0_hi, <16 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 8, i32 9, i32 10, i32 11, i32 12, i32 13, i32 14, i32 15>
359  %1 = shufflevector <8 x i16> %s1_lo, <8 x i16> %s1_hi, <16 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 8, i32 9, i32 10, i32 11, i32 12, i32 13, i32 14, i32 15>
360  %or.i = tail call <16 x i8> @llvm.ucmp.v16i8.v16i16(<16 x i16> %0, <16 x i16> %1)
361  ret <16 x i8> %or.i
362}
363