; RUN: opt -loop-vectorize < %s -S -o - | FileCheck %s --check-prefix=CHECK ; RUN: opt -loop-vectorize -debug-only=loop-vectorize -disable-output < %s 2>&1 | FileCheck %s --check-prefix=CHECK-COST ; REQUIRES: asserts target datalayout = "e-m:e-p:32:32-Fi8-i64:64-v128:64:128-a:0:32-n32-S64" target triple = "thumbv8.1m.main-none-none-eabi" ; CHECK-LABEL: test ; CHECK-COST: LV: Found an estimated cost of 0 for VF 1 For instruction: %and515 = shl i32 %l41, 3 ; CHECK-COST: LV: Found an estimated cost of 1 for VF 1 For instruction: %l45 = and i32 %and515, 131072 ; CHECK-COST: LV: Found an estimated cost of 2 for VF 4 For instruction: %and515 = shl i32 %l41, 3 ; CHECK-COST: LV: Found an estimated cost of 2 for VF 4 For instruction: %l45 = and i32 %and515, 131072 ; CHECK-NOT: vector.body define void @test([101 x i32] *%src, i32 %N) #0 { entry: br label %for.body386 for.body386: ; preds = %entry, %l77 %add387 = phi i32 [ %inc532, %l77 ], [ 0, %entry ] %arrayidx388 = getelementptr inbounds [101 x i32], [101 x i32]* %src, i32 0, i32 %add387 %l41 = load i32, i32* %arrayidx388, align 4 %l42 = and i32 %l41, 65535 %l43 = icmp eq i32 %l42, 0 br i1 %l43, label %l77, label %l44 l44: ; preds = %for.body386 %and515 = shl i32 %l41, 3 %l45 = and i32 %and515, 131072 %and506 = shl i32 %l41, 5 %l46 = and i32 %and506, 262144 %and497 = shl i32 %l41, 7 %l47 = and i32 %and497, 524288 %and488 = shl i32 %l41, 9 %l48 = and i32 %and488, 1048576 %and479 = shl i32 %l41, 11 %l49 = and i32 %and479, 2097152 %and470 = shl i32 %l41, 13 %l50 = and i32 %and470, 4194304 %and461 = shl i32 %l41, 15 %l51 = and i32 %and461, 8388608 %and452 = shl i32 %l41, 17 %l52 = and i32 %and452, 16777216 %and443 = shl i32 %l41, 19 %l53 = and i32 %and443, 33554432 %and434 = shl i32 %l41, 21 %l54 = and i32 %and434, 67108864 %and425 = shl i32 %l41, 23 %l55 = and i32 %and425, 134217728 %and416 = shl i32 %l41, 25 %l56 = and i32 %and416, 268435456 %and407 = shl i32 %l41, 27 %l57 = and i32 %and407, 536870912 %and398 = shl i32 %l41, 29 %l58 = and i32 %and398, 1073741824 %l59 = shl i32 %l41, 31 %l60 = or i32 %l59, %l41 %l61 = or i32 %l58, %l60 %l62 = or i32 %l57, %l61 %l63 = or i32 %l56, %l62 %l64 = or i32 %l55, %l63 %l65 = or i32 %l54, %l64 %l66 = or i32 %l53, %l65 %l67 = or i32 %l52, %l66 %l68 = or i32 %l51, %l67 %l69 = or i32 %l50, %l68 %l70 = or i32 %l49, %l69 %l71 = or i32 %l48, %l70 %l72 = or i32 %l47, %l71 %l73 = or i32 %l46, %l72 %l74 = or i32 %l45, %l73 %and524 = shl i32 %l41, 1 %l75 = and i32 %and524, 65536 %l76 = or i32 %l75, %l74 store i32 %l76, i32* %arrayidx388, align 4 br label %l77 l77: ; preds = %for.body386, %l44 %inc532 = add nuw nsw i32 %add387, 1 %exitcond649 = icmp eq i32 %inc532, %N br i1 %exitcond649, label %exit, label %for.body386 exit: ret void } attributes #0 = { nounwind "min-legal-vector-width"="0" "target-cpu"="generic" "target-features"="+armv8.1-m.main,+fp-armv8d16sp,+fp16,+fullfp16,+hwdiv,+lob,+mve.fp,+ras,+strict-align,+thumb-mode,+vfp2sp,+vfp3d16sp,+vfp4d16sp" "use-soft-float"="false" }