39 lines · plain
1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 52; RUN: opt -S --passes=slp-vectorizer -mtriple=x86_64-unknown-linux-gnu -slp-threshold=-99999 < %s | FileCheck %s3 4define void @test() {5; CHECK-LABEL: define void @test() {6; CHECK-NEXT: [[BB:.*]]:7; CHECK-NEXT: br label %[[BB1:.*]]8; CHECK: [[BB1]]:9; CHECK-NEXT: [[TMP0:%.*]] = phi <2 x i32> [ zeroinitializer, %[[BB]] ], [ [[TMP2:%.*]], %[[BB3:.*]] ]10; CHECK-NEXT: br i1 false, label %[[BB6:.*]], label %[[BB3]]11; CHECK: [[BB3]]:12; CHECK-NEXT: [[TMP1:%.*]] = shufflevector <2 x i32> [[TMP0]], <2 x i32> <i32 0, i32 poison>, <2 x i32> <i32 2, i32 1>13; CHECK-NEXT: [[TMP2]] = add <2 x i32> zeroinitializer, [[TMP1]]14; CHECK-NEXT: [[TMP3:%.*]] = add <2 x i32> zeroinitializer, [[TMP1]]15; CHECK-NEXT: br i1 false, label %[[BB6]], label %[[BB1]]16; CHECK: [[BB6]]:17; CHECK-NEXT: [[TMP4:%.*]] = phi <2 x i32> [ [[TMP0]], %[[BB1]] ], [ [[TMP3]], %[[BB3]] ]18; CHECK-NEXT: ret void19;20bb:21 br label %bb122 23bb1:24 %phi = phi i32 [ 0, %bb ], [ %add5, %bb3 ]25 %phi2 = phi i32 [ 0, %bb ], [ %add, %bb3 ]26 br i1 false, label %bb6, label %bb327 28bb3:29 %add = add i32 0, 030 %add4 = add i32 0, 031 %add5 = add i32 %phi, 032 br i1 false, label %bb6, label %bb133 34bb6:35 %phi7 = phi i32 [ %phi2, %bb1 ], [ %add4, %bb3 ]36 %phi8 = phi i32 [ %phi, %bb1 ], [ %add5, %bb3 ]37 ret void38}39