xref: /llvm-project/llvm/test/Transforms/SLPVectorizer/AArch64/unsigned-after-sext-node.ll (revision f00f2941307e04d3b7320969ee3fec9af31246ba)
1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 4
2; RUN: opt -mtriple=aarch64 -passes=slp-vectorizer -S -slp-threshold=-100 < %s | FileCheck %s
3
4define i16 @test()  {
5; CHECK-LABEL: define i16 @test() {
6; CHECK-NEXT:  entry:
7; CHECK-NEXT:    [[LNOT:%.*]] = xor i1 true, true
8; CHECK-NEXT:    [[LNOT_EXT:%.*]] = zext i1 [[LNOT]] to i16
9; CHECK-NEXT:    [[ADD:%.*]] = add nsw i16 0, [[LNOT_EXT]]
10; CHECK-NEXT:    [[LNOT5:%.*]] = xor i1 true, true
11; CHECK-NEXT:    [[LNOT_EXT6:%.*]] = zext i1 [[LNOT5]] to i16
12; CHECK-NEXT:    [[ADD7:%.*]] = add nsw i16 [[ADD]], [[LNOT_EXT6]]
13; CHECK-NEXT:    ret i16 [[ADD7]]
14;
15entry:
16  %conv = sext i16 1 to i32
17  %cmp = icmp eq i32 %conv, 1
18  %lnot = xor i1 %cmp, true
19  %lnot.ext = zext i1 %lnot to i16
20  %add = add nsw i16 0, %lnot.ext
21  %conv2 = sext i16 1 to i32
22  %cmp3 = icmp eq i32 %conv2, 1
23  %lnot5 = xor i1 %cmp3, true
24  %lnot.ext6 = zext i1 %lnot5 to i16
25  %add7 = add nsw i16 %add, %lnot.ext6
26  ret i16 %add7
27}
28