1 ; RUN: opt -S -basicaa -loop-vectorize < %s | FileCheck %s 2 target datalayout = "E-m:e-i64:64-n32:64" 3 target triple = "powerpc64-unknown-linux-gnu" 4 5 ; Function Attrs: nounwind 6 define void @foo(double* noalias nocapture %a, double* noalias nocapture readonly %b) #0 { 7 entry: 8 br label %for.body 9 10 ; CHECK-LABEL: @foo 11 ; CHECK: <2 x double> 12 13 for.cond.cleanup: ; preds = %for.body 14 ret void 15 16 for.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 %arrayidx = getelementptr inbounds double, double* %b, i64 %0 20 %1 = load double, double* %arrayidx, align 8 21 %add = fadd double %1, 1.000000e+00 22 %arrayidx2 = getelementptr inbounds double, double* %a, i64 %indvars.iv 23 store double %add, double* %arrayidx2, align 8 24 %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1 25 %exitcond = icmp eq i64 %indvars.iv.next, 1600 26 br i1 %exitcond, label %for.cond.cleanup, label %for.body 27 } 28 29 attributes #0 = { nounwind "target-cpu"="pwr8" } 30 31
