1; RUN: opt -S -basicaa -loop-vectorize < %s | FileCheck %s 2target datalayout = "E-m:e-i64:64-n32:64" 3target triple = "powerpc64-unknown-linux-gnu" 4 5; Function Attrs: nounwind 6define void @foo(double* noalias nocapture %a, double* noalias nocapture readonly %b) #0 { 7entry: 8 br label %for.body 9 10; CHECK-LABEL: @foo 11; CHECK: <2 x double> 12 13for.cond.cleanup: ; preds = %for.body 14 ret void 15 16for.body: ; preds = %for.body, %entry 17 %indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ] 18 %0 = shl nsw i64 %indvars.iv, 1 19 %odd.idx = add nsw i64 %0, 1 20 21 %arrayidx = getelementptr inbounds double, double* %b, i64 %0 22 %arrayidx.odd = getelementptr inbounds double, double* %b, i64 %odd.idx 23 24 %1 = load double, double* %arrayidx, align 8 25 %2 = load double, double* %arrayidx.odd, align 8 26 27 %add = fadd double %1, %2 28 %arrayidx2 = getelementptr inbounds double, double* %a, i64 %indvars.iv 29 store double %add, double* %arrayidx2, align 8 30 %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1 31 %exitcond = icmp eq i64 %indvars.iv.next, 1600 32 br i1 %exitcond, label %for.cond.cleanup, label %for.body 33} 34 35attributes #0 = { nounwind "target-cpu"="pwr8" } 36 37