1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
2; RUN: opt -passes=instsimplify -S < %s | FileCheck %s
3
4declare float @llvm.minnum.f32(float, float)
5declare bfloat @llvm.minnum.bf16(bfloat, bfloat)
6declare half @llvm.minnum.f16(half, half)
7declare <4 x float> @llvm.minnum.v4f32(<4 x float>, <4 x float>)
8declare <4 x bfloat> @llvm.minnum.v4bf16(<4 x bfloat>, <4 x bfloat>)
9declare <4 x half> @llvm.minnum.v4f16(<4 x half>, <4 x half>)
10
11declare float @llvm.maxnum.f32(float, float)
12declare bfloat @llvm.maxnum.bf16(bfloat, bfloat)
13declare half @llvm.maxnum.f16(half, half)
14declare <4 x float> @llvm.maxnum.v4f32(<4 x float>, <4 x float>)
15declare <4 x bfloat> @llvm.maxnum.v4bf16(<4 x bfloat>, <4 x bfloat>)
16declare <4 x half> @llvm.maxnum.v4f16(<4 x half>, <4 x half>)
17
18declare float @llvm.minimum.f32(float, float)
19declare bfloat @llvm.minimum.bf16(bfloat, bfloat)
20declare half @llvm.minimum.f16(half, half)
21declare <4 x float> @llvm.minimum.v4f32(<4 x float>, <4 x float>)
22declare <4 x bfloat> @llvm.minimum.v4bf16(<4 x bfloat>, <4 x bfloat>)
23declare <4 x half> @llvm.minimum.v4f16(<4 x half>, <4 x half>)
24
25declare float @llvm.maximum.f32(float, float)
26declare bfloat @llvm.maximum.bf16(bfloat, bfloat)
27declare half @llvm.maximum.f16(half, half)
28declare <4 x float> @llvm.maximum.v4f32(<4 x float>, <4 x float>)
29declare <4 x bfloat> @llvm.maximum.v4bf16(<4 x bfloat>, <4 x bfloat>)
30declare <4 x half> @llvm.maximum.v4f16(<4 x half>, <4 x half>)
31
32declare i8 @llvm.smax.i8(i8, i8)
33declare <5 x i8> @llvm.smax.v5i8(<5 x i8>, <5 x i8>)
34
35declare i8 @llvm.smin.i8(i8, i8)
36declare <5 x i8> @llvm.smin.v5i8(<5 x i8>, <5 x i8>)
37
38declare i8 @llvm.umax.i8(i8, i8)
39declare <5 x i8> @llvm.umax.v5i8(<5 x i8>, <5 x i8>)
40
41declare i8 @llvm.umin.i8(i8, i8)
42declare <5 x i8> @llvm.umin.v5i8(<5 x i8>, <5 x i8>)
43
44define float @minnum_float() {
45; CHECK-LABEL: @minnum_float(
46; CHECK-NEXT:    ret float 5.000000e+00
47;
48  %1 = call float @llvm.minnum.f32(float 5.0, float 42.0)
49  ret float %1
50}
51
52define bfloat @minnum_bfloat() {
53; CHECK-LABEL: @minnum_bfloat(
54; CHECK-NEXT:    ret bfloat 0xR40A0
55;
56  %1 = call bfloat @llvm.minnum.bf16(bfloat 5.0, bfloat 42.0)
57  ret bfloat %1
58}
59
60define half @minnum_half() {
61; CHECK-LABEL: @minnum_half(
62; CHECK-NEXT:    ret half 0xH4500
63;
64  %1 = call half @llvm.minnum.f16(half 5.0, half 42.0)
65  ret half %1
66}
67
68; Check that minnum constant folds to propagate non-NaN or smaller argument
69
70define <4 x float> @minnum_float_vec() {
71; CHECK-LABEL: @minnum_float_vec(
72; CHECK-NEXT:    ret <4 x float> <float 0x7FF8000000000000, float 5.000000e+00, float 4.200000e+01, float 5.000000e+00>
73;
74  %1 = call <4 x float> @llvm.minnum.v4f32(<4 x float> <float 0x7FF8000000000000, float 0x7FF8000000000000, float 42., float 42.>, <4 x float> <float 0x7FF8000000000000, float 5., float 0x7FF8000000000000, float 5.>)
75  ret <4 x float> %1
76}
77
78define <4 x bfloat> @minnum_bfloat_vec() {
79; CHECK-LABEL: @minnum_bfloat_vec(
80; CHECK-NEXT:    ret <4 x bfloat> <bfloat 0xR7FC0, bfloat 0xR40A0, bfloat 0xR4228, bfloat 0xR40A0>
81;
82  %1 = call <4 x bfloat> @llvm.minnum.v4bf16(<4 x bfloat> <bfloat 0x7FF8000000000000, bfloat 0x7FF8000000000000, bfloat 42., bfloat 42.>, <4 x bfloat> <bfloat 0x7FF8000000000000, bfloat 5., bfloat 0x7FF8000000000000, bfloat 5.>)
83  ret <4 x bfloat> %1
84}
85
86define <4 x half> @minnum_half_vec() {
87; CHECK-LABEL: @minnum_half_vec(
88; CHECK-NEXT:    ret <4 x half> <half 0xH7E00, half 0xH4500, half 0xH5140, half 0xH4500>
89;
90  %1 = call <4 x half> @llvm.minnum.v4f16(<4 x half> <half 0x7FF8000000000000, half 0x7FF8000000000000, half 42., half 42.>, <4 x half> <half 0x7FF8000000000000, half 5., half 0x7FF8000000000000, half 5.>)
91  ret <4 x half> %1
92}
93
94; Check that minnum constant folds to propagate one of its argument zeros
95
96define <4 x float> @minnum_float_zeros_vec() {
97; CHECK-LABEL: @minnum_float_zeros_vec(
98; CHECK-NEXT:    ret <4 x float> <float 0.000000e+00, float -0.000000e+00, float 0.000000e+00, float -0.000000e+00>
99;
100  %1 = call <4 x float> @llvm.minnum.v4f32(<4 x float> <float 0.0, float -0.0, float 0.0, float -0.0>, <4 x float> <float 0.0, float 0.0, float -0.0, float -0.0>)
101  ret <4 x float> %1
102}
103
104define float @maxnum_float() {
105; CHECK-LABEL: @maxnum_float(
106; CHECK-NEXT:    ret float 4.200000e+01
107;
108  %1 = call float @llvm.maxnum.f32(float 5.0, float 42.0)
109  ret float %1
110}
111
112define bfloat @maxnum_bfloat() {
113; CHECK-LABEL: @maxnum_bfloat(
114; CHECK-NEXT:    ret bfloat 0xR4228
115;
116  %1 = call bfloat @llvm.maxnum.bf16(bfloat 5.0, bfloat 42.0)
117  ret bfloat %1
118}
119
120define half @maxnum_half() {
121; CHECK-LABEL: @maxnum_half(
122; CHECK-NEXT:    ret half 0xH5140
123;
124  %1 = call half @llvm.maxnum.f16(half 5.0, half 42.0)
125  ret half %1
126}
127
128; Check that maxnum constant folds to propagate non-NaN or greater argument
129
130define <4 x float> @maxnum_float_vec() {
131; CHECK-LABEL: @maxnum_float_vec(
132; CHECK-NEXT:    ret <4 x float> <float 0x7FF8000000000000, float 5.000000e+00, float 4.200000e+01, float 4.200000e+01>
133;
134  %1 = call <4 x float> @llvm.maxnum.v4f32(<4 x float> <float 0x7FF8000000000000, float 0x7FF8000000000000, float 42., float 42.>, <4 x float> <float 0x7FF8000000000000, float 5., float 0x7FF8000000000000, float 5.>)
135  ret <4 x float> %1
136}
137
138define <4 x bfloat> @maxnum_bfloat_vec() {
139; CHECK-LABEL: @maxnum_bfloat_vec(
140; CHECK-NEXT:    ret <4 x bfloat> <bfloat 0xR7FC0, bfloat 0xR40A0, bfloat 0xR4228, bfloat 0xR4228>
141;
142  %1 = call <4 x bfloat> @llvm.maxnum.v4bf16(<4 x bfloat> <bfloat 0x7FF8000000000000, bfloat 0x7FF8000000000000, bfloat 42., bfloat 42.>, <4 x bfloat> <bfloat 0x7FF8000000000000, bfloat 5., bfloat 0x7FF8000000000000, bfloat 5.>)
143  ret <4 x bfloat> %1
144}
145
146define <4 x half> @maxnum_half_vec() {
147; CHECK-LABEL: @maxnum_half_vec(
148; CHECK-NEXT:    ret <4 x half> <half 0xH7E00, half 0xH4500, half 0xH5140, half 0xH5140>
149;
150  %1 = call <4 x half> @llvm.maxnum.v4f16(<4 x half> <half 0x7FF8000000000000, half 0x7FF8000000000000, half 42., half 42.>, <4 x half> <half 0x7FF8000000000000, half 5., half 0x7FF8000000000000, half 5.>)
151  ret <4 x half> %1
152}
153
154; Check that maxnum constant folds to propagate one of its argument zeros
155
156define <4 x float> @maxnum_float_zeros_vec() {
157; CHECK-LABEL: @maxnum_float_zeros_vec(
158; CHECK-NEXT:    ret <4 x float> <float 0.000000e+00, float -0.000000e+00, float 0.000000e+00, float -0.000000e+00>
159;
160  %1 = call <4 x float> @llvm.maxnum.v4f32(<4 x float> <float 0.0, float -0.0, float 0.0, float -0.0>, <4 x float> <float 0.0, float 0.0, float -0.0, float -0.0>)
161  ret <4 x float> %1
162}
163
164define float @minimum_float() {
165; CHECK-LABEL: @minimum_float(
166; CHECK-NEXT:    ret float 5.000000e+00
167;
168  %1 = call float @llvm.minimum.f32(float 5.0, float 42.0)
169  ret float %1
170}
171
172define bfloat @minimum_bfloat() {
173; CHECK-LABEL: @minimum_bfloat(
174; CHECK-NEXT:    ret bfloat 0xR40A0
175;
176  %1 = call bfloat @llvm.minimum.bf16(bfloat 5.0, bfloat 42.0)
177  ret bfloat %1
178}
179
180define half @minimum_half() {
181; CHECK-LABEL: @minimum_half(
182; CHECK-NEXT:    ret half 0xH4500
183;
184  %1 = call half @llvm.minimum.f16(half 5.0, half 42.0)
185  ret half %1
186}
187
188; Check that minimum propagates its NaN or smaller argument
189
190define <4 x float> @minimum_float_vec() {
191; CHECK-LABEL: @minimum_float_vec(
192; CHECK-NEXT:    ret <4 x float> <float 0x7FF8000000000000, float 0x7FF8000000000000, float 0x7FF8000000000000, float 5.000000e+00>
193;
194  %1 = call <4 x float> @llvm.minimum.v4f32(<4 x float> <float 0x7FF8000000000000, float 0x7FF8000000000000, float 42., float 42.>, <4 x float> <float 0x7FF8000000000000, float 5., float 0x7FF8000000000000, float 5.>)
195  ret <4 x float> %1
196}
197
198define <4 x bfloat> @minimum_bfloat_vec() {
199; CHECK-LABEL: @minimum_bfloat_vec(
200; CHECK-NEXT:    ret <4 x bfloat> <bfloat 0xR7FC0, bfloat 0xR7FC0, bfloat 0xR7FC0, bfloat 0xR40A0>
201;
202  %1 = call <4 x bfloat> @llvm.minimum.v4bf16(<4 x bfloat> <bfloat 0x7FF8000000000000, bfloat 0x7FF8000000000000, bfloat 42., bfloat 42.>, <4 x bfloat> <bfloat 0x7FF8000000000000, bfloat 5., bfloat 0x7FF8000000000000, bfloat 5.>)
203  ret <4 x bfloat> %1
204}
205
206define <4 x half> @minimum_half_vec() {
207; CHECK-LABEL: @minimum_half_vec(
208; CHECK-NEXT:    ret <4 x half> <half 0xH7E00, half 0xH7E00, half 0xH7E00, half 0xH4500>
209;
210  %1 = call <4 x half> @llvm.minimum.v4f16(<4 x half> <half 0x7FF8000000000000, half 0x7FF8000000000000, half 42., half 42.>, <4 x half> <half 0x7FF8000000000000, half 5., half 0x7FF8000000000000, half 5.>)
211  ret <4 x half> %1
212}
213
214; Check that minimum treats -0.0 as smaller than 0.0 while constant folding
215
216define <4 x float> @minimum_float_zeros_vec() {
217; CHECK-LABEL: @minimum_float_zeros_vec(
218; CHECK-NEXT:    ret <4 x float> <float 0.000000e+00, float -0.000000e+00, float -0.000000e+00, float -0.000000e+00>
219;
220  %1 = call <4 x float> @llvm.minimum.v4f32(<4 x float> <float 0.0, float -0.0, float 0.0, float -0.0>, <4 x float> <float 0.0, float 0.0, float -0.0, float -0.0>)
221  ret <4 x float> %1
222}
223
224define float @maximum_float() {
225; CHECK-LABEL: @maximum_float(
226; CHECK-NEXT:    ret float 4.200000e+01
227;
228  %1 = call float @llvm.maximum.f32(float 5.0, float 42.0)
229  ret float %1
230}
231
232define bfloat @maximum_bfloat() {
233; CHECK-LABEL: @maximum_bfloat(
234; CHECK-NEXT:    ret bfloat 0xR4228
235;
236  %1 = call bfloat @llvm.maximum.bf16(bfloat 5.0, bfloat 42.0)
237  ret bfloat %1
238}
239
240define half @maximum_half() {
241; CHECK-LABEL: @maximum_half(
242; CHECK-NEXT:    ret half 0xH5140
243;
244  %1 = call half @llvm.maximum.f16(half 5.0, half 42.0)
245  ret half %1
246}
247
248; Check that maximum propagates its NaN or greater argument
249
250define <4 x float> @maximum_float_vec() {
251; CHECK-LABEL: @maximum_float_vec(
252; CHECK-NEXT:    ret <4 x float> <float 0x7FF8000000000000, float 0x7FF8000000000000, float 0x7FF8000000000000, float 4.200000e+01>
253;
254  %1 = call <4 x float> @llvm.maximum.v4f32(<4 x float> <float 0x7FF8000000000000, float 0x7FF8000000000000, float 42., float 42.>, <4 x float> <float 0x7FF8000000000000, float 5., float 0x7FF8000000000000, float 5.>)
255  ret <4 x float> %1
256}
257
258define <4 x bfloat> @maximum_bfloat_vec() {
259; CHECK-LABEL: @maximum_bfloat_vec(
260; CHECK-NEXT:    ret <4 x bfloat> <bfloat 0xR7FC0, bfloat 0xR7FC0, bfloat 0xR7FC0, bfloat 0xR4228>
261;
262  %1 = call <4 x bfloat> @llvm.maximum.v4bf16(<4 x bfloat> <bfloat 0x7FF8000000000000, bfloat 0x7FF8000000000000, bfloat 42., bfloat 42.>, <4 x bfloat> <bfloat 0x7FF8000000000000, bfloat 5., bfloat 0x7FF8000000000000, bfloat 5.>)
263  ret <4 x bfloat> %1
264}
265
266define <4 x half> @maximum_half_vec() {
267; CHECK-LABEL: @maximum_half_vec(
268; CHECK-NEXT:    ret <4 x half> <half 0xH7E00, half 0xH7E00, half 0xH7E00, half 0xH5140>
269;
270  %1 = call <4 x half> @llvm.maximum.v4f16(<4 x half> <half 0x7FF8000000000000, half 0x7FF8000000000000, half 42., half 42.>, <4 x half> <half 0x7FF8000000000000, half 5., half 0x7FF8000000000000, half 5.>)
271  ret <4 x half> %1
272}
273
274; Check that maximum treats -0.0 as smaller than 0.0 while constant folding
275
276define <4 x float> @maximum_float_zeros_vec() {
277; CHECK-LABEL: @maximum_float_zeros_vec(
278; CHECK-NEXT:    ret <4 x float> <float 0.000000e+00, float 0.000000e+00, float 0.000000e+00, float -0.000000e+00>
279;
280  %1 = call <4 x float> @llvm.maximum.v4f32(<4 x float> <float 0.0, float -0.0, float 0.0, float -0.0>, <4 x float> <float 0.0, float 0.0, float -0.0, float -0.0>)
281  ret <4 x float> %1
282}
283
284define i8 @smax() {
285; CHECK-LABEL: @smax(
286; CHECK-NEXT:    ret i8 -127
287;
288  %r = call i8 @llvm.smax.i8(i8 128, i8 129)
289  ret i8 %r
290}
291
292define <5 x i8> @smax_vec() {
293; CHECK-LABEL: @smax_vec(
294; CHECK-NEXT:    ret <5 x i8> <i8 poison, i8 127, i8 poison, i8 42, i8 127>
295;
296  %r = call <5 x i8> @llvm.smax.v5i8(<5 x i8> <i8 poison, i8 undef, i8 1, i8 42, i8 42>, <5 x i8> <i8 undef, i8 1, i8 poison, i8 42, i8 127>)
297  ret <5 x i8> %r
298}
299
300define i8 @smin() {
301; CHECK-LABEL: @smin(
302; CHECK-NEXT:    ret i8 -128
303;
304  %r = call i8 @llvm.smin.i8(i8 128, i8 127)
305  ret i8 %r
306}
307
308define <5 x i8> @smin_vec() {
309; CHECK-LABEL: @smin_vec(
310; CHECK-NEXT:    ret <5 x i8> <i8 poison, i8 -128, i8 poison, i8 42, i8 -127>
311;
312  %r = call <5 x i8> @llvm.smin.v5i8(<5 x i8> <i8 poison, i8 undef, i8 1, i8 42, i8 42>, <5 x i8> <i8 undef, i8 1, i8 poison, i8 42, i8 129>)
313  ret <5 x i8> %r
314}
315
316define i8 @umax() {
317; CHECK-LABEL: @umax(
318; CHECK-NEXT:    ret i8 -128
319;
320  %r = call i8 @llvm.umax.i8(i8 128, i8 127)
321  ret i8 %r
322}
323
324define <5 x i8> @umax_vec() {
325; CHECK-LABEL: @umax_vec(
326; CHECK-NEXT:    ret <5 x i8> <i8 poison, i8 -1, i8 poison, i8 42, i8 -128>
327;
328  %r = call <5 x i8> @llvm.umax.v5i8(<5 x i8> <i8 poison, i8 undef, i8 1, i8 42, i8 42>, <5 x i8> <i8 undef, i8 1, i8 poison, i8 42, i8 128>)
329  ret <5 x i8> %r
330}
331
332define i8 @umin() {
333; CHECK-LABEL: @umin(
334; CHECK-NEXT:    ret i8 127
335;
336  %r = call i8 @llvm.umin.i8(i8 128, i8 127)
337  ret i8 %r
338}
339
340define <5 x i8> @umin_vec() {
341; CHECK-LABEL: @umin_vec(
342; CHECK-NEXT:    ret <5 x i8> <i8 poison, i8 0, i8 poison, i8 42, i8 42>
343;
344  %r = call <5 x i8> @llvm.umin.v5i8(<5 x i8> <i8 poison, i8 undef, i8 1, i8 42, i8 42>, <5 x i8> <i8 undef, i8 1, i8 poison, i8 42, i8 128>)
345  ret <5 x i8> %r
346}
347