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Differential D83535 Diff 277098 llvm/test/Transforms/InstSimplify/select.ll

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llvm/test/Transforms/InstSimplify/select.ll

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define <2 x i32> @false_undef_true_constextpr_vec(i1 %cond) { define <2 x i32> @false_undef_true_constextpr_vec(i1 %cond) {
; CHECK-LABEL: @false_undef_true_constextpr_vec( ; CHECK-LABEL: @false_undef_true_constextpr_vec(
; CHECK-NEXT: [[S:%.*]] = select i1 [[COND:%.*]], <2 x i32> <i32 undef, i32 ptrtoint (i32* @g to i32)>, <2 x i32> <i32 ptrtoint (i32* @g to i32), i32 undef> ; CHECK-NEXT: [[S:%.*]] = select i1 [[COND:%.*]], <2 x i32> <i32 undef, i32 ptrtoint (i32* @g to i32)>, <2 x i32> <i32 ptrtoint (i32* @g to i32), i32 undef>
; CHECK-NEXT: ret <2 x i32> [[S]] ; CHECK-NEXT: ret <2 x i32> [[S]]
; ;
%s = select i1 %cond, <2 x i32> <i32 undef, i32 ptrtoint (i32* @g to i32)>, <2 x i32> <i32 ptrtoint (i32* @g to i32), i32 undef> %s = select i1 %cond, <2 x i32> <i32 undef, i32 ptrtoint (i32* @g to i32)>, <2 x i32> <i32 ptrtoint (i32* @g to i32), i32 undef>
ret <2 x i32> %s ret <2 x i32> %s
} }
define i32 @all_constant_true_undef() {
; CHECK-LABEL: @all_constant_true_undef(
; CHECK-NEXT: ret i32 1
;
%s = select i1 ptrtoint (i32 ()* @all_constant_true_undef to i1), i32 undef, i32 1
ret i32 %s
}
define float @all_constant_false_undef() {
; CHECK-LABEL: @all_constant_false_undef(
; CHECK-NEXT: ret float 1.000000e+00
;
%s = select i1 ptrtoint (float ()* @all_constant_false_undef to i1), float undef, float 1.0
ret float %s
}
define <2 x i32> @all_constant_true_undef_vec() {
; CHECK-LABEL: @all_constant_true_undef_vec(
; CHECK-NEXT: ret <2 x i32> <i32 1, i32 -1>
;
%s = select i1 ptrtoint (<2 x i32> ()* @all_constant_true_undef_vec to i1), <2 x i32> undef, <2 x i32> <i32 1, i32 -1>
ret <2 x i32> %s
}
define <2 x float> @all_constant_false_undef_vec() {
; CHECK-LABEL: @all_constant_false_undef_vec(
; CHECK-NEXT: ret <2 x float> <float 1.000000e+00, float -1.000000e+00>
;
%s = select i1 ptrtoint (<2 x float> ()* @all_constant_false_undef_vec to i1), <2 x float> undef, <2 x float> <float 1.0, float -1.0>
ret <2 x float> %s
}
; Negative tests. Don't fold if the non-undef operand is a constexpr.
define i32 @all_constant_false_undef_true_constexpr() {
; CHECK-LABEL: @all_constant_false_undef_true_constexpr(
; CHECK-NEXT: [[S:%.*]] = select i1 ptrtoint (i32 ()* @all_constant_false_undef_true_constexpr to i1), i32 ptrtoint (i32 ()* @all_constant_false_undef_true_constexpr to i32), i32 undef
; CHECK-NEXT: ret i32 [[S]]
;
%s = select i1 ptrtoint (i32 ()* @all_constant_false_undef_true_constexpr to i1), i32 ptrtoint (i32 ()* @all_constant_false_undef_true_constexpr to i32), i32 undef
ret i32 %s
}
define i32 @all_constant_true_undef_false_constexpr() {
; CHECK-LABEL: @all_constant_true_undef_false_constexpr(
; CHECK-NEXT: [[S:%.*]] = select i1 ptrtoint (i32 ()* @all_constant_true_undef_false_constexpr to i1), i32 undef, i32 ptrtoint (i32 ()* @all_constant_true_undef_false_constexpr to i32)
; CHECK-NEXT: ret i32 [[S]]
;
%s = select i1 ptrtoint (i32 ()* @all_constant_true_undef_false_constexpr to i1), i32 undef, i32 ptrtoint (i32 ()* @all_constant_true_undef_false_constexpr to i32)
ret i32 %s
}
; Negative tests. Don't fold if the non-undef operand is a vector containing a constexpr.
define <2 x i32> @all_constant_false_undef_true_constexpr_vec() {
; CHECK-LABEL: @all_constant_false_undef_true_constexpr_vec(
; CHECK-NEXT: [[S:%.*]] = select i1 ptrtoint (<2 x i32> ()* @all_constant_false_undef_true_constexpr_vec to i1), <2 x i32> <i32 ptrtoint (<2 x i32> ()* @all_constant_false_undef_true_constexpr_vec to i32), i32 -1>, <2 x i32> undef
; CHECK-NEXT: ret <2 x i32> [[S]]
;
%s = select i1 ptrtoint (<2 x i32> ()* @all_constant_false_undef_true_constexpr_vec to i1), <2 x i32> <i32 ptrtoint (<2 x i32> ()* @all_constant_false_undef_true_constexpr_vec to i32), i32 -1>, <2 x i32> undef
ret <2 x i32> %s
}
define <2 x i32> @all_constant_true_undef_false_constexpr_vec() {
; CHECK-LABEL: @all_constant_true_undef_false_constexpr_vec(
; CHECK-NEXT: [[S:%.*]] = select i1 ptrtoint (<2 x i32> ()* @all_constant_true_undef_false_constexpr_vec to i1), <2 x i32> undef, <2 x i32> <i32 -1, i32 ptrtoint (<2 x i32> ()* @all_constant_true_undef_false_constexpr_vec to i32)>
; CHECK-NEXT: ret <2 x i32> [[S]]
;
%s = select i1 ptrtoint (<2 x i32> ()* @all_constant_true_undef_false_constexpr_vec to i1), <2 x i32> undef, <2 x i32><i32 -1, i32 ptrtoint (<2 x i32> ()* @all_constant_true_undef_false_constexpr_vec to i32)>
ret <2 x i32> %s
}