46 lines
1.3 KiB
LLVM
46 lines
1.3 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt < %s -instcombine -S | FileCheck %s
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define i32 @foo(i32 %a) {
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; CHECK-LABEL: @foo(
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; CHECK-NEXT: [[TMP1:%.*]] = add i32 [[A:%.*]], -100
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; CHECK-NEXT: [[TMP2:%.*]] = icmp slt i32 [[TMP1]], -1
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; CHECK-NEXT: [[A_OP:%.*]] = add i32 [[A]], 1
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; CHECK-NEXT: [[T13:%.*]] = select i1 [[TMP2]], i32 100, i32 [[A_OP]]
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; CHECK-NEXT: ret i32 [[T13]]
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;
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%t15 = sub i32 99, %a
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%t16 = icmp slt i32 %t15, 0
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%smax = select i1 %t16, i32 0, i32 %t15
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%t12 = add i32 %smax, %a
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%t13 = add i32 %t12, 1
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ret i32 %t13
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}
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define i32 @bar(i32 %a) {
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; CHECK-LABEL: @bar(
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; CHECK-NEXT: [[TMP1:%.*]] = add i32 [[A:%.*]], -100
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; CHECK-NEXT: [[TMP2:%.*]] = icmp slt i32 [[TMP1]], -1
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; CHECK-NEXT: [[T12:%.*]] = select i1 [[TMP2]], i32 99, i32 [[A]]
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; CHECK-NEXT: ret i32 [[T12]]
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;
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%t15 = sub i32 99, %a
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%t16 = icmp slt i32 %t15, 0
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%smax = select i1 %t16, i32 0, i32 %t15
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%t12 = add i32 %smax, %a
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ret i32 %t12
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}
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define i32 @fun(i32 %a) {
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; CHECK-LABEL: @fun(
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; CHECK-NEXT: [[T16:%.*]] = icmp slt i32 [[A:%.*]], 0
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; CHECK-NEXT: [[T12:%.*]] = select i1 [[T16]], i32 [[A]], i32 99
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; CHECK-NEXT: ret i32 [[T12]]
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;
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%t15 = sub i32 99, %a
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%t16 = icmp slt i32 %a, 0
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%smax = select i1 %t16, i32 0, i32 %t15
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%t12 = add i32 %smax, %a
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ret i32 %t12
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}
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