1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 2 2; RUN: opt --passes=slp-vectorizer -S -mtriple=x86_64-unknown-linux-gnu %s -o - | FileCheck %s 3 4define i32 @main(i32 %v) { 5; CHECK-LABEL: define i32 @main 6; CHECK-SAME: (i32 [[V:%.*]]) { 7; CHECK-NEXT: entry: 8; CHECK-NEXT: [[V1:%.*]] = sext i1 false to i32 9; CHECK-NEXT: br i1 false, label [[IF_END11:%.*]], label [[Q41:%.*]] 10; CHECK: if.end11: 11; CHECK-NEXT: [[P1:%.*]] = phi i32 [ [[V1]], [[ENTRY:%.*]] ], [ [[P6:%.*]], [[Q41]] ], [ [[V]], [[IF_END11]] ] 12; CHECK-NEXT: [[P2:%.*]] = phi i32 [ [[V1]], [[ENTRY]] ], [ [[P6]], [[Q41]] ], [ [[V]], [[IF_END11]] ] 13; CHECK-NEXT: [[P3:%.*]] = phi i32 [ [[V1]], [[ENTRY]] ], [ [[P6]], [[Q41]] ], [ 0, [[IF_END11]] ] 14; CHECK-NEXT: [[P4:%.*]] = phi i32 [ [[V1]], [[ENTRY]] ], [ [[P6]], [[Q41]] ], [ 0, [[IF_END11]] ] 15; CHECK-NEXT: [[P5:%.*]] = phi i32 [ [[V1]], [[ENTRY]] ], [ [[P6]], [[Q41]] ], [ 0, [[IF_END11]] ] 16; CHECK-NEXT: [[S_14:%.*]] = phi i32 [ 0, [[ENTRY]] ], [ [[S_3:%.*]], [[Q41]] ], [ [[V]], [[IF_END11]] ] 17; CHECK-NEXT: [[V_1:%.*]] = phi i32 [ undef, [[ENTRY]] ], [ [[V_4:%.*]], [[Q41]] ], [ 0, [[IF_END11]] ] 18; CHECK-NEXT: [[Q_1:%.*]] = phi i32 [ 0, [[ENTRY]] ], [ [[Q_2:%.*]], [[Q41]] ], [ 0, [[IF_END11]] ] 19; CHECK-NEXT: br i1 false, label [[Q41]], label [[IF_END11]] 20; CHECK: q41: 21; CHECK-NEXT: [[P6]] = phi i32 [ [[V]], [[ENTRY]] ], [ 0, [[IF_END11]] ] 22; CHECK-NEXT: [[S_3]] = phi i32 [ undef, [[ENTRY]] ], [ 0, [[IF_END11]] ] 23; CHECK-NEXT: [[V_4]] = phi i32 [ undef, [[ENTRY]] ], [ 0, [[IF_END11]] ] 24; CHECK-NEXT: [[Q_2]] = phi i32 [ undef, [[ENTRY]] ], [ 0, [[IF_END11]] ] 25; CHECK-NEXT: br label [[IF_END11]] 26; 27entry: 28 %v1 = sext i1 false to i32 29 br i1 false, label %if.end11, label %q41 30 31if.end11: 32 %p1 = phi i32 [ %v1, %entry ], [ %p6, %q41 ], [ %v, %if.end11 ] 33 %p2 = phi i32 [ %v1, %entry ], [ %p6, %q41 ], [ %v, %if.end11 ] 34 %p3 = phi i32 [ %v1, %entry ], [ %p6, %q41 ], [ 0, %if.end11 ] 35 %p4 = phi i32 [ %v1, %entry ], [ %p6, %q41 ], [ 0, %if.end11 ] 36 %p5 = phi i32 [ %v1, %entry ], [ %p6, %q41 ], [ 0, %if.end11 ] 37 %s.14 = phi i32 [ 0, %entry ], [ %s.3, %q41 ], [ %v, %if.end11 ] 38 %v.1 = phi i32 [ undef, %entry ], [ %v.4, %q41 ], [ 0, %if.end11 ] 39 %q.1 = phi i32 [ 0, %entry ], [ %q.2, %q41 ], [ 0, %if.end11 ] 40 br i1 false, label %q41, label %if.end11 41 42q41: 43 %p6 = phi i32 [ %v, %entry ], [ 0, %if.end11 ] 44 %s.3 = phi i32 [ undef, %entry ], [ 0, %if.end11 ] 45 %v.4 = phi i32 [ undef, %entry ], [ 0, %if.end11 ] 46 %q.2 = phi i32 [ undef, %entry ], [ 0, %if.end11 ] 47 br label %if.end11 48} 49