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[InstCombine] add tests for min/max FP intrinsics with FMF (PR45478); NFC
https://bugs.llvm.org/show_bug.cgi?id=45478
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4 files changed

+110
-24
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‎llvm/test/Transforms/InstCombine/maximum.ll‎

Lines changed: 42 additions & 16 deletions
Original file line numberDiff line numberDiff line change
@@ -147,53 +147,79 @@ define float @maximum_f32_val_nan(float %x) {
147147

148148
define float @maximum_f32_1_maximum_val_p0(float %x) {
149149
; CHECK-LABEL: @maximum_f32_1_maximum_val_p0(
150-
; CHECK-NEXT: [[RES:%.*]] = call float @llvm.maximum.f32(float %x, float 1.000000e+00)
151-
; CHECK-NEXT: ret float [[RES]]
150+
; CHECK-NEXT: [[TMP1:%.*]] = call float @llvm.maximum.f32(float [[X:%.*]], float 1.000000e+00)
151+
; CHECK-NEXT: ret float [[TMP1]]
152+
;
152153
%y = call float @llvm.maximum.f32(float %x, float 0.0)
153154
%z = call float @llvm.maximum.f32(float %y, float 1.0)
154155
ret float %z
155156
}
156157

157158
define float @maximum_f32_1_maximum_p0_val_fast(float %x) {
158159
; CHECK-LABEL: @maximum_f32_1_maximum_p0_val_fast(
159-
; CHECK-NEXT: [[RES:%.*]] = call fast float @llvm.maximum.f32(float %x, float 1.000000e+00)
160-
; CHECK-NEXT: ret float [[RES]]
160+
; CHECK-NEXT: [[TMP1:%.*]] = call fast float @llvm.maximum.f32(float [[X:%.*]], float 1.000000e+00)
161+
; CHECK-NEXT: ret float [[TMP1]]
162+
;
161163
%y = call float @llvm.maximum.f32(float 0.0, float %x)
162164
%z = call fast float @llvm.maximum.f32(float %y, float 1.0)
163165
ret float %z
164166
}
165167

166-
define float @maximum_f32_1_maximum_p0_val_nnan_ninf(float %x) {
167-
; CHECK-LABEL: @maximum_f32_1_maximum_p0_val_nnan_ninf(
168-
; CHECK-NEXT: [[RES:%.*]] = call nnan ninf float @llvm.maximum.f32(float %x, float 1.000000e+00)
169-
; CHECK-NEXT: ret float [[RES]]
170-
%y = call float @llvm.maximum.f32(float 0.0, float %x)
171-
%z = call nnan ninf float @llvm.maximum.f32(float %y, float 1.0)
168+
define float @maximum_f32_1_maximum_p0_val_fmf1(float %x) {
169+
; CHECK-LABEL: @maximum_f32_1_maximum_p0_val_fmf1(
170+
; CHECK-NEXT: [[TMP1:%.*]] = call nnan ninf arcp float @llvm.maximum.f32(float [[X:%.*]], float 1.000000e+00)
171+
; CHECK-NEXT: ret float [[TMP1]]
172+
;
173+
%y = call arcp nnan float @llvm.maximum.f32(float 0.0, float %x)
174+
%z = call arcp nnan ninf float @llvm.maximum.f32(float %y, float 1.0)
175+
ret float %z
176+
}
177+
178+
define float @maximum_f32_1_maximum_p0_val_fmf2(float %x) {
179+
; CHECK-LABEL: @maximum_f32_1_maximum_p0_val_fmf2(
180+
; CHECK-NEXT: [[TMP1:%.*]] = call nnan float @llvm.maximum.f32(float [[X:%.*]], float 1.000000e+00)
181+
; CHECK-NEXT: ret float [[TMP1]]
182+
;
183+
%y = call arcp nnan ninf float @llvm.maximum.f32(float 0.0, float %x)
184+
%z = call nnan float @llvm.maximum.f32(float %y, float 1.0)
185+
ret float %z
186+
}
187+
188+
define float @maximum_f32_1_maximum_p0_val_fmf3(float %x) {
189+
; CHECK-LABEL: @maximum_f32_1_maximum_p0_val_fmf3(
190+
; CHECK-NEXT: [[TMP1:%.*]] = call nnan ninf arcp float @llvm.maximum.f32(float [[X:%.*]], float 1.000000e+00)
191+
; CHECK-NEXT: ret float [[TMP1]]
192+
;
193+
%y = call nnan ninf float @llvm.maximum.f32(float 0.0, float %x)
194+
%z = call arcp nnan ninf float @llvm.maximum.f32(float %y, float 1.0)
172195
ret float %z
173196
}
174197

175198
define float @maximum_f32_p0_maximum_val_n0(float %x) {
176199
; CHECK-LABEL: @maximum_f32_p0_maximum_val_n0(
177-
; CHECK-NEXT: [[RES:%.*]] = call float @llvm.maximum.f32(float %x, float 0.000000e+00)
178-
; CHECK-NEXT: ret float [[RES]]
200+
; CHECK-NEXT: [[TMP1:%.*]] = call float @llvm.maximum.f32(float [[X:%.*]], float 0.000000e+00)
201+
; CHECK-NEXT: ret float [[TMP1]]
202+
;
179203
%y = call float @llvm.maximum.f32(float %x, float -0.0)
180204
%z = call float @llvm.maximum.f32(float %y, float 0.0)
181205
ret float %z
182206
}
183207

184208
define float @maximum_f32_1_maximum_p0_val(float %x) {
185209
; CHECK-LABEL: @maximum_f32_1_maximum_p0_val(
186-
; CHECK-NEXT: [[RES:%.*]] = call float @llvm.maximum.f32(float %x, float 1.000000e+00)
187-
; CHECK-NEXT: ret float [[RES]]
210+
; CHECK-NEXT: [[TMP1:%.*]] = call float @llvm.maximum.f32(float [[X:%.*]], float 1.000000e+00)
211+
; CHECK-NEXT: ret float [[TMP1]]
212+
;
188213
%y = call float @llvm.maximum.f32(float 0.0, float %x)
189214
%z = call float @llvm.maximum.f32(float %y, float 1.0)
190215
ret float %z
191216
}
192217

193218
define <2 x float> @maximum_f32_1_maximum_val_p0_val_v2f32(<2 x float> %x) {
194219
; CHECK-LABEL: @maximum_f32_1_maximum_val_p0_val_v2f32(
195-
; CHECK-NEXT: [[RES:%.*]] = call <2 x float> @llvm.maximum.v2f32(<2 x float> %x, <2 x float> <float 1.000000e+00, float 1.000000e+00>)
196-
; CHECK-NEXT: ret <2 x float> [[RES]]
220+
; CHECK-NEXT: [[TMP1:%.*]] = call <2 x float> @llvm.maximum.v2f32(<2 x float> [[X:%.*]], <2 x float> <float 1.000000e+00, float 1.000000e+00>)
221+
; CHECK-NEXT: ret <2 x float> [[TMP1]]
222+
;
197223
%y = call <2 x float> @llvm.maximum.v2f32(<2 x float> %x, <2 x float> zeroinitializer)
198224
%z = call <2 x float> @llvm.maximum.v2f32(<2 x float> %y, <2 x float><float 1.0, float 1.0>)
199225
ret <2 x float> %z

‎llvm/test/Transforms/InstCombine/maxnum.ll‎

Lines changed: 23 additions & 3 deletions
Original file line numberDiff line numberDiff line change
@@ -165,16 +165,36 @@ define float @maxnum_f32_1_maxnum_p0_val_fast(float %x) {
165165
ret float %z
166166
}
167167

168-
define float @maxnum_f32_1_maxnum_p0_val_nnan_ninf(float %x) {
169-
; CHECK-LABEL: @maxnum_f32_1_maxnum_p0_val_nnan_ninf(
168+
define float @minnum_f32_1_maxnum_p0_val_fmf1(float %x) {
169+
; CHECK-LABEL: @minnum_f32_1_maxnum_p0_val_fmf1(
170170
; CHECK-NEXT: [[TMP1:%.*]] = call nnan ninf float @llvm.maxnum.f32(float [[X:%.*]], float 1.000000e+00)
171171
; CHECK-NEXT: ret float [[TMP1]]
172172
;
173-
%y = call float @llvm.maxnum.f32(float 0.0, float %x)
173+
%y = call nnan float @llvm.maxnum.f32(float 0.0, float %x)
174174
%z = call nnan ninf float @llvm.maxnum.f32(float %y, float 1.0)
175175
ret float %z
176176
}
177177

178+
define float @minnum_f32_1_maxnum_p0_val_fmf2(float %x) {
179+
; CHECK-LABEL: @minnum_f32_1_maxnum_p0_val_fmf2(
180+
; CHECK-NEXT: [[TMP1:%.*]] = call ninf float @llvm.maxnum.f32(float [[X:%.*]], float 1.000000e+00)
181+
; CHECK-NEXT: ret float [[TMP1]]
182+
;
183+
%y = call nnan ninf float @llvm.maxnum.f32(float 0.0, float %x)
184+
%z = call ninf float @llvm.maxnum.f32(float %y, float 1.0)
185+
ret float %z
186+
}
187+
188+
define float @minnum_f32_1_maxnum_p0_val_fmf3(float %x) {
189+
; CHECK-LABEL: @minnum_f32_1_maxnum_p0_val_fmf3(
190+
; CHECK-NEXT: [[TMP1:%.*]] = call nnan ninf float @llvm.maxnum.f32(float [[X:%.*]], float 1.000000e+00)
191+
; CHECK-NEXT: ret float [[TMP1]]
192+
;
193+
%y = call ninf nnan float @llvm.maxnum.f32(float 0.0, float %x)
194+
%z = call ninf nnan float @llvm.maxnum.f32(float %y, float 1.0)
195+
ret float %z
196+
}
197+
178198
define float @maxnum_f32_p0_maxnum_val_n0(float %x) {
179199
; CHECK-LABEL: @maxnum_f32_p0_maxnum_val_n0(
180200
; CHECK-NEXT: [[TMP1:%.*]] = call float @llvm.maxnum.f32(float [[X:%.*]], float 0.000000e+00)

‎llvm/test/Transforms/InstCombine/minimum.ll‎

Lines changed: 22 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -167,8 +167,8 @@ define float @minimum_f32_1_minimum_p0_val_fast(float %x) {
167167
ret float %z
168168
}
169169

170-
define float @minimum_f32_1_minimum_p0_val_nnan_ninf(float %x) {
171-
; CHECK-LABEL: @minimum_f32_1_minimum_p0_val_nnan_ninf(
170+
define float @minimum_f32_1_minimum_p0_val_fmf1(float %x) {
171+
; CHECK-LABEL: @minimum_f32_1_minimum_p0_val_fmf1(
172172
; CHECK-NEXT: [[TMP1:%.*]] = call nnan ninf float @llvm.minimum.f32(float [[X:%.*]], float 0.000000e+00)
173173
; CHECK-NEXT: ret float [[TMP1]]
174174
;
@@ -177,6 +177,26 @@ define float @minimum_f32_1_minimum_p0_val_nnan_ninf(float %x) {
177177
ret float %z
178178
}
179179

180+
define float @minimum_f32_1_minimum_p0_val_fmf2(float %x) {
181+
; CHECK-LABEL: @minimum_f32_1_minimum_p0_val_fmf2(
182+
; CHECK-NEXT: [[TMP1:%.*]] = call float @llvm.minimum.f32(float [[X:%.*]], float 0.000000e+00)
183+
; CHECK-NEXT: ret float [[TMP1]]
184+
;
185+
%y = call nnan ninf float @llvm.minimum.f32(float 0.0, float %x)
186+
%z = call float @llvm.minimum.f32(float %y, float 1.0)
187+
ret float %z
188+
}
189+
190+
define float @minimum_f32_1_minimum_p0_val_fmf3(float %x) {
191+
; CHECK-LABEL: @minimum_f32_1_minimum_p0_val_fmf3(
192+
; CHECK-NEXT: [[TMP1:%.*]] = call nnan ninf float @llvm.minimum.f32(float [[X:%.*]], float 0.000000e+00)
193+
; CHECK-NEXT: ret float [[TMP1]]
194+
;
195+
%y = call nnan ninf float @llvm.minimum.f32(float 0.0, float %x)
196+
%z = call nnan ninf float @llvm.minimum.f32(float %y, float 1.0)
197+
ret float %z
198+
}
199+
180200
define float @minimum_f32_p0_minimum_val_n0(float %x) {
181201
; CHECK-LABEL: @minimum_f32_p0_minimum_val_n0(
182202
; CHECK-NEXT: [[TMP1:%.*]] = call float @llvm.minimum.f32(float [[X:%.*]], float -0.000000e+00)

‎llvm/test/Transforms/InstCombine/minnum.ll‎

Lines changed: 23 additions & 3 deletions
Original file line numberDiff line numberDiff line change
@@ -167,16 +167,36 @@ define float @minnum_f32_1_minnum_p0_val_fast(float %x) {
167167
ret float %z
168168
}
169169

170-
define float @minnum_f32_1_minnum_p0_val_nnan_ninf(float %x) {
171-
; CHECK-LABEL: @minnum_f32_1_minnum_p0_val_nnan_ninf(
170+
define float @minnum_f32_1_minnum_p0_val_fmf1(float %x) {
171+
; CHECK-LABEL: @minnum_f32_1_minnum_p0_val_fmf1(
172172
; CHECK-NEXT: [[TMP1:%.*]] = call nnan ninf float @llvm.minnum.f32(float [[X:%.*]], float 0.000000e+00)
173173
; CHECK-NEXT: ret float [[TMP1]]
174174
;
175-
%y = call float @llvm.minnum.f32(float 0.0, float %x)
175+
%y = call nsz nnan float @llvm.minnum.f32(float 0.0, float %x)
176176
%z = call nnan ninf float @llvm.minnum.f32(float %y, float 1.0)
177177
ret float %z
178178
}
179179

180+
define float @minnum_f32_1_minnum_p0_val_fmf2(float %x) {
181+
; CHECK-LABEL: @minnum_f32_1_minnum_p0_val_fmf2(
182+
; CHECK-NEXT: [[TMP1:%.*]] = call ninf nsz float @llvm.minnum.f32(float [[X:%.*]], float 0.000000e+00)
183+
; CHECK-NEXT: ret float [[TMP1]]
184+
;
185+
%y = call nnan ninf float @llvm.minnum.f32(float 0.0, float %x)
186+
%z = call nsz ninf float @llvm.minnum.f32(float %y, float 1.0)
187+
ret float %z
188+
}
189+
190+
define float @minnum_f32_1_minnum_p0_val_fmf3(float %x) {
191+
; CHECK-LABEL: @minnum_f32_1_minnum_p0_val_fmf3(
192+
; CHECK-NEXT: [[TMP1:%.*]] = call nnan ninf nsz float @llvm.minnum.f32(float [[X:%.*]], float 0.000000e+00)
193+
; CHECK-NEXT: ret float [[TMP1]]
194+
;
195+
%y = call nsz ninf nnan float @llvm.minnum.f32(float 0.0, float %x)
196+
%z = call nsz ninf nnan float @llvm.minnum.f32(float %y, float 1.0)
197+
ret float %z
198+
}
199+
180200
define float @minnum_f32_p0_minnum_val_n0(float %x) {
181201
; CHECK-LABEL: @minnum_f32_p0_minnum_val_n0(
182202
; CHECK-NEXT: [[TMP1:%.*]] = call float @llvm.minnum.f32(float [[X:%.*]], float 0.000000e+00)

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