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      1 target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
      2 ; RUN: opt < %s -bb-vectorize -bb-vectorize-req-chain-depth=3 -bb-vectorize-ignore-target-info -instcombine -gvn -S | FileCheck %s
      3 
      4 define double @test1(double* %a, double* %b, double* %c) nounwind uwtable readonly {
      5 entry:
      6   %i0 = load double, double* %a, align 8
      7   %i1 = load double, double* %b, align 8
      8   %mul = fmul double %i0, %i1
      9   %i2 = load double, double* %c, align 8
     10   %add = fadd double %mul, %i2
     11   %arrayidx3 = getelementptr inbounds double, double* %a, i64 1
     12   %i3 = load double, double* %arrayidx3, align 8
     13   %arrayidx4 = getelementptr inbounds double, double* %b, i64 1
     14   %i4 = load double, double* %arrayidx4, align 8
     15   %mul5 = fmul double %i3, %i4
     16   %arrayidx6 = getelementptr inbounds double, double* %c, i64 1
     17   %i5 = load double, double* %arrayidx6, align 8
     18   %add7 = fadd double %mul5, %i5
     19   %mul9 = fmul double %add, %i1
     20   %add11 = fadd double %mul9, %i2
     21   %mul13 = fmul double %add7, %i4
     22   %add15 = fadd double %mul13, %i5
     23   %mul16 = fmul double %add11, %add15
     24   ret double %mul16
     25 ; CHECK-LABEL: @test1(
     26 ; CHECK: %i0.v.i0 = bitcast double* %a to <2 x double>*
     27 ; CHECK: %i1.v.i0 = bitcast double* %b to <2 x double>*
     28 ; CHECK: %i2.v.i0 = bitcast double* %c to <2 x double>*
     29 ; CHECK: %i0 = load <2 x double>, <2 x double>* %i0.v.i0, align 8
     30 ; CHECK: %i1 = load <2 x double>, <2 x double>* %i1.v.i0, align 8
     31 ; CHECK: %mul = fmul <2 x double> %i0, %i1
     32 ; CHECK: %i2 = load <2 x double>, <2 x double>* %i2.v.i0, align 8
     33 ; CHECK: %add = fadd <2 x double> %mul, %i2
     34 ; CHECK: %mul9 = fmul <2 x double> %add, %i1
     35 ; CHECK: %add11 = fadd <2 x double> %mul9, %i2
     36 ; CHECK: %add11.v.r1 = extractelement <2 x double> %add11, i32 0
     37 ; CHECK: %add11.v.r2 = extractelement <2 x double> %add11, i32 1
     38 ; CHECK: %mul16 = fmul double %add11.v.r1, %add11.v.r2
     39 ; CHECK: ret double %mul16
     40 }
     41 
     42