-; RUN: llvm-as < %s | opt -instcombine | llvm-dis | grep fcmp | count 3
-; RUN: llvm-as < %s | opt -instcombine | llvm-dis | grep ret | grep 0
+; RUN: opt < %s -instcombine -S | FileCheck %s
define zeroext i8 @t1(float %x, float %y) nounwind {
%a = fcmp ueq float %x, %y
%c = and i1 %a, %b
%retval = zext i1 %c to i8
ret i8 %retval
+; CHECK: t1
+; CHECK: fcmp oeq float %x, %y
+; CHECK-NOT: fcmp ueq float %x, %y
+; CHECK-NOT: fcmp ord float %x, %y
+; CHECK-NOT: and
}
define zeroext i8 @t2(float %x, float %y) nounwind {
%c = and i1 %a, %b
%retval = zext i1 %c to i8
ret i8 %retval
+; CHECK: t2
+; CHECK: fcmp olt float %x, %y
+; CHECK-NOT: fcmp ord float %x, %y
+; CHECK-NOT: and
}
define zeroext i8 @t3(float %x, float %y) nounwind {
%c = and i1 %a, %b
%retval = zext i1 %c to i8
ret i8 %retval
+; CHECK: t3
+; CHECK: ret i8 0
}
define zeroext i8 @t4(float %x, float %y) nounwind {
%c = and i1 %a, %b
%retval = zext i1 %c to i8
ret i8 %retval
+; CHECK: t4
+; CHECK: fcmp one float %y, %x
+; CHECK-NOT: fcmp ord float %x, %y
+; CHECK-NOT: and
+}
+
+define zeroext i8 @t5(float %x, float %y) nounwind {
+ %a = fcmp ord float %x, %y
+ %b = fcmp uno float %x, %y
+ %c = and i1 %a, %b
+ %retval = zext i1 %c to i8
+ ret i8 %retval
+; CHECK: t5
+; CHECK: ret i8 0
+}
+
+define zeroext i8 @t6(float %x, float %y) nounwind {
+ %a = fcmp uno float %x, %y
+ %b = fcmp ord float %x, %y
+ %c = and i1 %a, %b
+ %retval = zext i1 %c to i8
+ ret i8 %retval
+; CHECK: t6
+; CHECK: ret i8 0
+}
+
+define zeroext i8 @t7(float %x, float %y) nounwind {
+ %a = fcmp uno float %x, %y
+ %b = fcmp ult float %x, %y
+ %c = and i1 %a, %b
+ %retval = zext i1 %c to i8
+ ret i8 %retval
+; CHECK: t7
+; CHECK: fcmp uno
+; CHECK-NOT: fcmp ult
+}
+
+; PR15737
+define i1 @t8(float %a, double %b) {
+ %cmp = fcmp ord float %a, 0.000000e+00
+ %cmp1 = fcmp ord double %b, 0.000000e+00
+ %and = and i1 %cmp, %cmp1
+ ret i1 %and
+; CHECK: t8
+; CHECK: fcmp ord
+; CHECK: fcmp ord
+}
+
+define <2 x i1> @t9(<2 x float> %a, <2 x double> %b) {
+ %cmp = fcmp ord <2 x float> %a, zeroinitializer
+ %cmp1 = fcmp ord <2 x double> %b, zeroinitializer
+ %and = and <2 x i1> %cmp, %cmp1
+ ret <2 x i1> %and
+; CHECK: t9
+; CHECK: fcmp ord
+; CHECK: fcmp ord
}