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