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" ; RUN: opt < %s -bb-vectorize -bb-vectorize-req-chain-depth=3 -bb-vectorize-ignore-target-info -instcombine -gvn -S | FileCheck %s define double @test1(double* %a, double* %b, double* %c) nounwind uwtable readonly { entry: %i0 = load double* %a, align 8 %i1 = load double* %b, align 8 %mul = fmul double %i0, %i1 %i2 = load double* %c, align 8 %add = fadd double %mul, %i2 %arrayidx3 = getelementptr inbounds double* %a, i64 1 %i3 = load double* %arrayidx3, align 8 %arrayidx4 = getelementptr inbounds double* %b, i64 1 %i4 = load double* %arrayidx4, align 8 %mul5 = fmul double %i3, %i4 %arrayidx6 = getelementptr inbounds double* %c, i64 1 %i5 = load double* %arrayidx6, align 8 %add7 = fadd double %mul5, %i5 %mul9 = fmul double %add, %i1 %add11 = fadd double %mul9, %i2 %mul13 = fmul double %add7, %i4 %add15 = fadd double %mul13, %i5 %mul16 = fmul double %add11, %add15 ret double %mul16 ; CHECK-LABEL: @test1( ; CHECK: %i0.v.i0 = bitcast double* %a to <2 x double>* ; CHECK: %i1.v.i0 = bitcast double* %b to <2 x double>* ; CHECK: %i2.v.i0 = bitcast double* %c to <2 x double>* ; CHECK: %i0 = load <2 x double>* %i0.v.i0, align 8 ; CHECK: %i1 = load <2 x double>* %i1.v.i0, align 8 ; CHECK: %mul = fmul <2 x double> %i0, %i1 ; CHECK: %i2 = load <2 x double>* %i2.v.i0, align 8 ; CHECK: %add = fadd <2 x double> %mul, %i2 ; CHECK: %mul9 = fmul <2 x double> %add, %i1 ; CHECK: %add11 = fadd <2 x double> %mul9, %i2 ; CHECK: %add11.v.r1 = extractelement <2 x double> %add11, i32 0 ; CHECK: %add11.v.r2 = extractelement <2 x double> %add11, i32 1 ; CHECK: %mul16 = fmul double %add11.v.r1, %add11.v.r2 ; CHECK: ret double %mul16 }