llvm/test/Transforms/SLPVectorizer/X86/pr63668.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 3
; RUN: opt -passes=slp-vectorizer -mtriple=x86_64-unknown-linux-gnu -mcpu=znver4 -S < %s | FileCheck %s
; RUN: opt -passes=slp-vectorizer -mtriple=x86_64-unknown-linux-gnu -mcpu=znver5 -S < %s | FileCheck %s

define internal i32 @testfunc() {
; CHECK-LABEL: define internal i32 @testfunc
; CHECK-SAME: () #[[ATTR0:[0-9]+]] {
; CHECK-NEXT:    br label [[TMP1:%.*]]
; CHECK:       1:
; CHECK-NEXT:    [[TMP2:%.*]] = phi float [ 0.000000e+00, [[TMP0:%.*]] ], [ 0.000000e+00, [[TMP8:%.*]] ]
; CHECK-NEXT:    [[TMP3:%.*]] = phi float [ 0.000000e+00, [[TMP0]] ], [ 0.000000e+00, [[TMP8]] ]
; CHECK-NEXT:    [[TMP4:%.*]] = phi float [ 0.000000e+00, [[TMP0]] ], [ 0.000000e+00, [[TMP8]] ]
; CHECK-NEXT:    br i1 false, label [[TMP8]], label [[TMP5:%.*]]
; CHECK:       5:
; CHECK-NEXT:    br i1 false, label [[TMP6:%.*]], label [[TMP8]]
; CHECK:       6:
; CHECK-NEXT:    [[TMP7:%.*]] = extractelement <8 x float> zeroinitializer, i64 0
; CHECK-NEXT:    br label [[TMP8]]
; CHECK:       8:
; CHECK-NEXT:    [[TMP9:%.*]] = phi float [ [[TMP7]], [[TMP6]] ], [ 0.000000e+00, [[TMP1]] ], [ 0.000000e+00, [[TMP5]] ]
; CHECK-NEXT:    [[TMP10:%.*]] = phi float [ [[TMP2]], [[TMP6]] ], [ 0.000000e+00, [[TMP1]] ], [ [[TMP2]], [[TMP5]] ]
; CHECK-NEXT:    [[TMP11:%.*]] = phi float [ [[TMP7]], [[TMP6]] ], [ 0.000000e+00, [[TMP1]] ], [ 0.000000e+00, [[TMP5]] ]
; CHECK-NEXT:    [[TMP12:%.*]] = phi float [ [[TMP7]], [[TMP6]] ], [ 0.000000e+00, [[TMP1]] ], [ 0.000000e+00, [[TMP5]] ]
; CHECK-NEXT:    [[TMP13:%.*]] = phi float [ [[TMP7]], [[TMP6]] ], [ 0.000000e+00, [[TMP1]] ], [ 0.000000e+00, [[TMP5]] ]
; CHECK-NEXT:    [[TMP14:%.*]] = phi float [ [[TMP3]], [[TMP6]] ], [ 0.000000e+00, [[TMP1]] ], [ 0.000000e+00, [[TMP5]] ]
; CHECK-NEXT:    [[TMP15:%.*]] = phi float [ [[TMP4]], [[TMP6]] ], [ 0.000000e+00, [[TMP1]] ], [ 0.000000e+00, [[TMP5]] ]
; CHECK-NEXT:    [[TMP16:%.*]] = phi float [ [[TMP4]], [[TMP6]] ], [ 0.000000e+00, [[TMP1]] ], [ [[TMP3]], [[TMP5]] ]
; CHECK-NEXT:    br label [[TMP1]]
;
  br label %1

1:                                                ; preds = %8, %0
  %2 = phi float [ 0.000000e+00, %0 ], [ 0.000000e+00, %8 ]
  %3 = phi float [ 0.000000e+00, %0 ], [ 0.000000e+00, %8 ]
  %4 = phi float [ 0.000000e+00, %0 ], [ 0.000000e+00, %8 ]
  br i1 false, label %8, label %5

5:                                                ; preds = %1
  br i1 false, label %6, label %8

6:                                                ; preds = %5
  %7 = extractelement <8 x float> zeroinitializer, i64 0
  br label %8

8:                                                ; preds = %6, %5, %1
  %9 = phi float [ %7, %6 ], [ 0.000000e+00, %1 ], [ 0.000000e+00, %5 ]
  %10 = phi float [ %2, %6 ], [ 0.000000e+00, %1 ], [ %2, %5 ]
  %11 = phi float [ %7, %6 ], [ 0.000000e+00, %1 ], [ 0.000000e+00, %5 ]
  %12 = phi float [ %7, %6 ], [ 0.000000e+00, %1 ], [ 0.000000e+00, %5 ]
  %13 = phi float [ %7, %6 ], [ 0.000000e+00, %1 ], [ 0.000000e+00, %5 ]
  %14 = phi float [ %3, %6 ], [ 0.000000e+00, %1 ], [ 0.000000e+00, %5 ]
  %15 = phi float [ %4, %6 ], [ 0.000000e+00, %1 ], [ 0.000000e+00, %5 ]
  %16 = phi float [ %4, %6 ], [ 0.000000e+00, %1 ], [ %3, %5 ]
  br label %1
}