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1; RUN: opt < %s -passes=loop-vectorize,dce -mtriple=thumbv7-apple-ios3.0.0 -mcpu=swift -S | FileCheck %s2 3target datalayout = "e-p:32:32:32-i1:8:32-i8:8:32-i16:16:32-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:32:64-v128:32:128-a0:0:32-n32-S32"4target triple = "thumbv7-apple-ios3.0.0"5 6@b = common global [2048 x i32] zeroinitializer, align 167@c = common global [2048 x i32] zeroinitializer, align 168@a = common global [2048 x i32] zeroinitializer, align 169 10; Select VF = 8;11;CHECK-LABEL: @example1(12;CHECK: load <4 x i32>13;CHECK: add nsw <4 x i32>14;CHECK: store <4 x i32>15;CHECK: ret void16define void @example1() nounwind uwtable ssp {17 br label %118 19; <label>:1 ; preds = %1, %020 %indvars.iv = phi i64 [ 0, %0 ], [ %indvars.iv.next, %1 ]21 %2 = getelementptr inbounds [2048 x i32], ptr @b, i64 0, i64 %indvars.iv22 %3 = load i32, ptr %2, align 423 %4 = getelementptr inbounds [2048 x i32], ptr @c, i64 0, i64 %indvars.iv24 %5 = load i32, ptr %4, align 425 %6 = add nsw i32 %5, %326 %7 = getelementptr inbounds [2048 x i32], ptr @a, i64 0, i64 %indvars.iv27 store i32 %6, ptr %7, align 428 %indvars.iv.next = add i64 %indvars.iv, 129 %lftr.wideiv = trunc i64 %indvars.iv.next to i3230 %exitcond = icmp eq i32 %lftr.wideiv, 25631 br i1 %exitcond, label %8, label %132 33; <label>:8 ; preds = %134 ret void35}36 37;CHECK-LABEL: @example10b(38;CHECK: load <4 x i16>39;CHECK: sext <4 x i16>40;CHECK: store <4 x i32>41;CHECK: ret void42define void @example10b(ptr noalias nocapture %sa, ptr noalias nocapture %sb, ptr noalias nocapture %sc, ptr noalias nocapture %ia, ptr noalias nocapture %ib, ptr noalias nocapture %ic) nounwind uwtable ssp {43 br label %144 45; <label>:1 ; preds = %1, %046 %indvars.iv = phi i64 [ 0, %0 ], [ %indvars.iv.next, %1 ]47 %2 = getelementptr inbounds i16, ptr %sb, i64 %indvars.iv48 %3 = load i16, ptr %2, align 249 %4 = sext i16 %3 to i3250 %5 = getelementptr inbounds i32, ptr %ia, i64 %indvars.iv51 store i32 %4, ptr %5, align 452 %indvars.iv.next = add i64 %indvars.iv, 153 %lftr.wideiv = trunc i64 %indvars.iv.next to i3254 %exitcond = icmp eq i32 %lftr.wideiv, 102455 br i1 %exitcond, label %6, label %156 57; <label>:6 ; preds = %158 ret void59}60 61