[InstCombine] add tests for min/max FP intrinsics with FMF (PR45478); NFC

https://bugs.llvm.org/show_bug.cgi?id=45478

diff --git a/llvm/test/Transforms/InstCombine/maximum.ll b/llvm/test/Transforms/InstCombine/maximum.ll
index 2439f7c..770f42e 100644 (file)
--- a/llvm/test/Transforms/InstCombine/maximum.ll
+++ b/llvm/test/Transforms/InstCombine/maximum.ll
@@ -147,8 +147,9 @@ define float @maximum_f32_val_nan(float %x) {
 
 define float @maximum_f32_1_maximum_val_p0(float %x) {
 ; CHECK-LABEL: @maximum_f32_1_maximum_val_p0(
-; CHECK-NEXT: [[RES:%.*]] = call float @llvm.maximum.f32(float %x, float 1.000000e+00)
-; CHECK-NEXT: ret float [[RES]]
+; CHECK-NEXT:    [[TMP1:%.*]] = call float @llvm.maximum.f32(float [[X:%.*]], float 1.000000e+00)
+; CHECK-NEXT:    ret float [[TMP1]]
+;
   %y = call float @llvm.maximum.f32(float %x, float 0.0)
   %z = call float @llvm.maximum.f32(float %y, float 1.0)
   ret float %z
@@ -156,26 +157,49 @@ define float @maximum_f32_1_maximum_val_p0(float %x) {
 
 define float @maximum_f32_1_maximum_p0_val_fast(float %x) {
 ; CHECK-LABEL: @maximum_f32_1_maximum_p0_val_fast(
-; CHECK-NEXT: [[RES:%.*]] = call fast float @llvm.maximum.f32(float %x, float 1.000000e+00)
-; CHECK-NEXT: ret float [[RES]]
+; CHECK-NEXT:    [[TMP1:%.*]] = call fast float @llvm.maximum.f32(float [[X:%.*]], float 1.000000e+00)
+; CHECK-NEXT:    ret float [[TMP1]]
+;
   %y = call float @llvm.maximum.f32(float 0.0, float %x)
   %z = call fast float @llvm.maximum.f32(float %y, float 1.0)
   ret float %z
 }
 
-define float @maximum_f32_1_maximum_p0_val_nnan_ninf(float %x) {
-; CHECK-LABEL: @maximum_f32_1_maximum_p0_val_nnan_ninf(
-; CHECK-NEXT: [[RES:%.*]] = call nnan ninf float @llvm.maximum.f32(float %x, float 1.000000e+00)
-; CHECK-NEXT: ret float [[RES]]
-  %y = call float @llvm.maximum.f32(float 0.0, float %x)
-  %z = call nnan ninf float @llvm.maximum.f32(float %y, float 1.0)
+define float @maximum_f32_1_maximum_p0_val_fmf1(float %x) {
+; CHECK-LABEL: @maximum_f32_1_maximum_p0_val_fmf1(
+; CHECK-NEXT:    [[TMP1:%.*]] = call nnan ninf arcp float @llvm.maximum.f32(float [[X:%.*]], float 1.000000e+00)
+; CHECK-NEXT:    ret float [[TMP1]]
+;
+  %y = call arcp nnan float @llvm.maximum.f32(float 0.0, float %x)
+  %z = call arcp nnan ninf float @llvm.maximum.f32(float %y, float 1.0)
+  ret float %z
+}
+
+define float @maximum_f32_1_maximum_p0_val_fmf2(float %x) {
+; CHECK-LABEL: @maximum_f32_1_maximum_p0_val_fmf2(
+; CHECK-NEXT:    [[TMP1:%.*]] = call nnan float @llvm.maximum.f32(float [[X:%.*]], float 1.000000e+00)
+; CHECK-NEXT:    ret float [[TMP1]]
+;
+  %y = call arcp nnan ninf float @llvm.maximum.f32(float 0.0, float %x)
+  %z = call nnan float @llvm.maximum.f32(float %y, float 1.0)
+  ret float %z
+}
+
+define float @maximum_f32_1_maximum_p0_val_fmf3(float %x) {
+; CHECK-LABEL: @maximum_f32_1_maximum_p0_val_fmf3(
+; CHECK-NEXT:    [[TMP1:%.*]] = call nnan ninf arcp float @llvm.maximum.f32(float [[X:%.*]], float 1.000000e+00)
+; CHECK-NEXT:    ret float [[TMP1]]
+;
+  %y = call nnan ninf float @llvm.maximum.f32(float 0.0, float %x)
+  %z = call arcp nnan ninf float @llvm.maximum.f32(float %y, float 1.0)
   ret float %z
 }
 
 define float @maximum_f32_p0_maximum_val_n0(float %x) {
 ; CHECK-LABEL: @maximum_f32_p0_maximum_val_n0(
-; CHECK-NEXT: [[RES:%.*]] = call float @llvm.maximum.f32(float %x, float 0.000000e+00)
-; CHECK-NEXT: ret float [[RES]]
+; CHECK-NEXT:    [[TMP1:%.*]] = call float @llvm.maximum.f32(float [[X:%.*]], float 0.000000e+00)
+; CHECK-NEXT:    ret float [[TMP1]]
+;
   %y = call float @llvm.maximum.f32(float %x, float -0.0)
   %z = call float @llvm.maximum.f32(float %y, float 0.0)
   ret float %z
@@ -183,8 +207,9 @@ define float @maximum_f32_p0_maximum_val_n0(float %x) {
 
 define float @maximum_f32_1_maximum_p0_val(float %x) {
 ; CHECK-LABEL: @maximum_f32_1_maximum_p0_val(
-; CHECK-NEXT: [[RES:%.*]] = call float @llvm.maximum.f32(float %x, float 1.000000e+00)
-; CHECK-NEXT: ret float [[RES]]
+; CHECK-NEXT:    [[TMP1:%.*]] = call float @llvm.maximum.f32(float [[X:%.*]], float 1.000000e+00)
+; CHECK-NEXT:    ret float [[TMP1]]
+;
   %y = call float @llvm.maximum.f32(float 0.0, float %x)
   %z = call float @llvm.maximum.f32(float %y, float 1.0)
   ret float %z
@@ -192,8 +217,9 @@ define float @maximum_f32_1_maximum_p0_val(float %x) {
 
 define <2 x float> @maximum_f32_1_maximum_val_p0_val_v2f32(<2 x float> %x) {
 ; CHECK-LABEL: @maximum_f32_1_maximum_val_p0_val_v2f32(
-; 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>)
-; CHECK-NEXT: ret <2 x float> [[RES]]
+; 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>)
+; CHECK-NEXT:    ret <2 x float> [[TMP1]]
+;
   %y = call <2 x float> @llvm.maximum.v2f32(<2 x float> %x, <2 x float> zeroinitializer)
   %z = call <2 x float> @llvm.maximum.v2f32(<2 x float> %y, <2 x float><float 1.0, float 1.0>)
   ret <2 x float> %z

diff --git a/llvm/test/Transforms/InstCombine/maxnum.ll b/llvm/test/Transforms/InstCombine/maxnum.ll
index df3c75c..f68651a 100644 (file)
--- a/llvm/test/Transforms/InstCombine/maxnum.ll
+++ b/llvm/test/Transforms/InstCombine/maxnum.ll
@@ -165,16 +165,36 @@ define float @maxnum_f32_1_maxnum_p0_val_fast(float %x) {
   ret float %z
 }
 
-define float @maxnum_f32_1_maxnum_p0_val_nnan_ninf(float %x) {
-; CHECK-LABEL: @maxnum_f32_1_maxnum_p0_val_nnan_ninf(
+define float @minnum_f32_1_maxnum_p0_val_fmf1(float %x) {
+; CHECK-LABEL: @minnum_f32_1_maxnum_p0_val_fmf1(
 ; CHECK-NEXT:    [[TMP1:%.*]] = call nnan ninf float @llvm.maxnum.f32(float [[X:%.*]], float 1.000000e+00)
 ; CHECK-NEXT:    ret float [[TMP1]]
 ;
-  %y = call float @llvm.maxnum.f32(float 0.0, float %x)
+  %y = call nnan float @llvm.maxnum.f32(float 0.0, float %x)
   %z = call nnan ninf float @llvm.maxnum.f32(float %y, float 1.0)
   ret float %z
 }
 
+define float @minnum_f32_1_maxnum_p0_val_fmf2(float %x) {
+; CHECK-LABEL: @minnum_f32_1_maxnum_p0_val_fmf2(
+; CHECK-NEXT:    [[TMP1:%.*]] = call ninf float @llvm.maxnum.f32(float [[X:%.*]], float 1.000000e+00)
+; CHECK-NEXT:    ret float [[TMP1]]
+;
+  %y = call nnan ninf float @llvm.maxnum.f32(float 0.0, float %x)
+  %z = call ninf float @llvm.maxnum.f32(float %y, float 1.0)
+  ret float %z
+}
+
+define float @minnum_f32_1_maxnum_p0_val_fmf3(float %x) {
+; CHECK-LABEL: @minnum_f32_1_maxnum_p0_val_fmf3(
+; CHECK-NEXT:    [[TMP1:%.*]] = call nnan ninf float @llvm.maxnum.f32(float [[X:%.*]], float 1.000000e+00)
+; CHECK-NEXT:    ret float [[TMP1]]
+;
+  %y = call ninf nnan float @llvm.maxnum.f32(float 0.0, float %x)
+  %z = call ninf nnan float @llvm.maxnum.f32(float %y, float 1.0)
+  ret float %z
+}
+
 define float @maxnum_f32_p0_maxnum_val_n0(float %x) {
 ; CHECK-LABEL: @maxnum_f32_p0_maxnum_val_n0(
 ; CHECK-NEXT:    [[TMP1:%.*]] = call float @llvm.maxnum.f32(float [[X:%.*]], float 0.000000e+00)

diff --git a/llvm/test/Transforms/InstCombine/minimum.ll b/llvm/test/Transforms/InstCombine/minimum.ll
index a8b6aef..39bf5e7 100644 (file)
--- a/llvm/test/Transforms/InstCombine/minimum.ll
+++ b/llvm/test/Transforms/InstCombine/minimum.ll
@@ -167,8 +167,8 @@ define float @minimum_f32_1_minimum_p0_val_fast(float %x) {
   ret float %z
 }
 
-define float @minimum_f32_1_minimum_p0_val_nnan_ninf(float %x) {
-; CHECK-LABEL: @minimum_f32_1_minimum_p0_val_nnan_ninf(
+define float @minimum_f32_1_minimum_p0_val_fmf1(float %x) {
+; CHECK-LABEL: @minimum_f32_1_minimum_p0_val_fmf1(
 ; CHECK-NEXT:    [[TMP1:%.*]] = call nnan ninf float @llvm.minimum.f32(float [[X:%.*]], float 0.000000e+00)
 ; CHECK-NEXT:    ret float [[TMP1]]
 ;
@@ -177,6 +177,26 @@ define float @minimum_f32_1_minimum_p0_val_nnan_ninf(float %x) {
   ret float %z
 }
 
+define float @minimum_f32_1_minimum_p0_val_fmf2(float %x) {
+; CHECK-LABEL: @minimum_f32_1_minimum_p0_val_fmf2(
+; CHECK-NEXT:    [[TMP1:%.*]] = call float @llvm.minimum.f32(float [[X:%.*]], float 0.000000e+00)
+; CHECK-NEXT:    ret float [[TMP1]]
+;
+  %y = call nnan ninf float @llvm.minimum.f32(float 0.0, float %x)
+  %z = call float @llvm.minimum.f32(float %y, float 1.0)
+  ret float %z
+}
+
+define float @minimum_f32_1_minimum_p0_val_fmf3(float %x) {
+; CHECK-LABEL: @minimum_f32_1_minimum_p0_val_fmf3(
+; CHECK-NEXT:    [[TMP1:%.*]] = call nnan ninf float @llvm.minimum.f32(float [[X:%.*]], float 0.000000e+00)
+; CHECK-NEXT:    ret float [[TMP1]]
+;
+  %y = call nnan ninf float @llvm.minimum.f32(float 0.0, float %x)
+  %z = call nnan ninf float @llvm.minimum.f32(float %y, float 1.0)
+  ret float %z
+}
+
 define float @minimum_f32_p0_minimum_val_n0(float %x) {
 ; CHECK-LABEL: @minimum_f32_p0_minimum_val_n0(
 ; CHECK-NEXT:    [[TMP1:%.*]] = call float @llvm.minimum.f32(float [[X:%.*]], float -0.000000e+00)

diff --git a/llvm/test/Transforms/InstCombine/minnum.ll b/llvm/test/Transforms/InstCombine/minnum.ll
index 1c3e5a8..bd078a2 100644 (file)
--- a/llvm/test/Transforms/InstCombine/minnum.ll
+++ b/llvm/test/Transforms/InstCombine/minnum.ll
@@ -167,16 +167,36 @@ define float @minnum_f32_1_minnum_p0_val_fast(float %x) {
   ret float %z
 }
 
-define float @minnum_f32_1_minnum_p0_val_nnan_ninf(float %x) {
-; CHECK-LABEL: @minnum_f32_1_minnum_p0_val_nnan_ninf(
+define float @minnum_f32_1_minnum_p0_val_fmf1(float %x) {
+; CHECK-LABEL: @minnum_f32_1_minnum_p0_val_fmf1(
 ; CHECK-NEXT:    [[TMP1:%.*]] = call nnan ninf float @llvm.minnum.f32(float [[X:%.*]], float 0.000000e+00)
 ; CHECK-NEXT:    ret float [[TMP1]]
 ;
-  %y = call float @llvm.minnum.f32(float 0.0, float %x)
+  %y = call nsz nnan float @llvm.minnum.f32(float 0.0, float %x)
   %z = call nnan ninf float @llvm.minnum.f32(float %y, float 1.0)
   ret float %z
 }
 
+define float @minnum_f32_1_minnum_p0_val_fmf2(float %x) {
+; CHECK-LABEL: @minnum_f32_1_minnum_p0_val_fmf2(
+; CHECK-NEXT:    [[TMP1:%.*]] = call ninf nsz float @llvm.minnum.f32(float [[X:%.*]], float 0.000000e+00)
+; CHECK-NEXT:    ret float [[TMP1]]
+;
+  %y = call nnan ninf float @llvm.minnum.f32(float 0.0, float %x)
+  %z = call nsz ninf float @llvm.minnum.f32(float %y, float 1.0)
+  ret float %z
+}
+
+define float @minnum_f32_1_minnum_p0_val_fmf3(float %x) {
+; CHECK-LABEL: @minnum_f32_1_minnum_p0_val_fmf3(
+; CHECK-NEXT:    [[TMP1:%.*]] = call nnan ninf nsz float @llvm.minnum.f32(float [[X:%.*]], float 0.000000e+00)
+; CHECK-NEXT:    ret float [[TMP1]]
+;
+  %y = call nsz ninf nnan float @llvm.minnum.f32(float 0.0, float %x)
+  %z = call nsz ninf nnan float @llvm.minnum.f32(float %y, float 1.0)
+  ret float %z
+}
+
 define float @minnum_f32_p0_minnum_val_n0(float %x) {
 ; CHECK-LABEL: @minnum_f32_p0_minnum_val_n0(
 ; CHECK-NEXT:    [[TMP1:%.*]] = call float @llvm.minnum.f32(float [[X:%.*]], float 0.000000e+00)