1 ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 4
2 ; RUN: opt -passes=slp-vectorizer -S -mtriple=x86_64-unknown-linux -slp-threshold=-10 < %s | FileCheck %s
5 ; CHECK-LABEL: define i32 @test() {
7 ; CHECK-NEXT: br label [[BB1:%.*]]
9 ; CHECK-NEXT: [[TMP0:%.*]] = phi <2 x i32> [ [[TMP5:%.*]], [[BB3:%.*]] ], [ zeroinitializer, [[BB:%.*]] ]
10 ; CHECK-NEXT: [[TMP1:%.*]] = shufflevector <2 x i32> [[TMP0]], <2 x i32> poison, <8 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1>
11 ; CHECK-NEXT: br i1 false, label [[BB4:%.*]], label [[BB3]]
13 ; CHECK-NEXT: [[TMP2:%.*]] = shufflevector <2 x i32> [[TMP0]], <2 x i32> <i32 0, i32 poison>, <2 x i32> <i32 2, i32 1>
14 ; CHECK-NEXT: [[TMP3:%.*]] = add <2 x i32> zeroinitializer, [[TMP2]]
15 ; CHECK-NEXT: [[TMP4:%.*]] = or <2 x i32> zeroinitializer, [[TMP2]]
16 ; CHECK-NEXT: [[TMP5]] = shufflevector <2 x i32> [[TMP3]], <2 x i32> [[TMP4]], <2 x i32> <i32 0, i32 3>
17 ; CHECK-NEXT: br label [[BB1]]
19 ; CHECK-NEXT: [[TMP6:%.*]] = phi <8 x i32> [ [[TMP1]], [[BB1]] ]
20 ; CHECK-NEXT: ret i32 0
26 %phi = phi i32 [ %or, %bb3 ], [ 0, %bb ]
27 %phi2 = phi i32 [ %add, %bb3 ], [ 0, %bb ]
28 br i1 false, label %bb4, label %bb3
36 %phi5 = phi i32 [ %phi2, %bb1 ]
37 %phi6 = phi i32 [ %phi2, %bb1 ]
38 %phi7 = phi i32 [ %phi2, %bb1 ]
39 %phi8 = phi i32 [ %phi2, %bb1 ]
40 %phi9 = phi i32 [ %phi2, %bb1 ]
41 %phi10 = phi i32 [ %phi2, %bb1 ]
42 %phi11 = phi i32 [ %phi, %bb1 ]
43 %phi12 = phi i32 [ %phi, %bb1 ]