1 ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 4
2 ; RUN: opt -passes=slp-vectorizer -S -slp-threshold=-10 -mtriple=x86_64-unknown-linux-gnu < %s | FileCheck %s
4 define void @test(i8 %0) {
5 ; CHECK-LABEL: define void @test(
6 ; CHECK-SAME: i8 [[TMP0:%.*]]) {
8 ; CHECK-NEXT: [[TMP1:%.*]] = insertelement <2 x i8> <i8 0, i8 poison>, i8 [[TMP0]], i32 1
9 ; CHECK-NEXT: [[TMP2:%.*]] = sext <2 x i8> [[TMP1]] to <2 x i32>
10 ; CHECK-NEXT: [[TMP3:%.*]] = mul <2 x i8> [[TMP1]], zeroinitializer
11 ; CHECK-NEXT: [[TMP4:%.*]] = extractelement <2 x i8> [[TMP3]], i32 0
12 ; CHECK-NEXT: [[TMP5:%.*]] = zext i8 [[TMP4]] to i32
13 ; CHECK-NEXT: [[TMP6:%.*]] = extractelement <2 x i8> [[TMP3]], i32 1
14 ; CHECK-NEXT: [[TMP7:%.*]] = zext i8 [[TMP6]] to i32
15 ; CHECK-NEXT: [[ADD:%.*]] = or i32 [[TMP5]], [[TMP7]]
16 ; CHECK-NEXT: [[SHR:%.*]] = lshr i32 [[ADD]], 1
17 ; CHECK-NEXT: [[CONV9:%.*]] = trunc i32 [[SHR]] to i8
18 ; CHECK-NEXT: store i8 [[CONV9]], ptr null, align 1
19 ; CHECK-NEXT: [[TMP8:%.*]] = shufflevector <2 x i32> [[TMP2]], <2 x i32> poison, <8 x i32> <i32 1, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison>
20 ; CHECK-NEXT: ret void
23 %conv3 = sext i8 %0 to i32
24 %conv7 = sext i8 0 to i32
25 %conv = zext i16 0 to i32
26 %mul = mul i32 %conv3, %conv
27 %conv6 = zext i16 0 to i32
28 %mul8 = mul i32 %conv7, %conv6
29 %add = or i32 %mul8, %mul
30 %shr = lshr i32 %add, 1
31 %conv9 = trunc i32 %shr to i8
32 store i8 %conv9, ptr null, align 1
33 %broadcast.splatinsert = insertelement <8 x i32> poison, i32 %conv3, i64 0