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1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 22; RUN: opt -passes=loop-vectorize -force-vector-width=1 -force-vector-interleave=2 -S %s | FileCheck %s3 4define void @test_variable_stride(ptr %dst, i32 %scale) {5; CHECK-LABEL: define void @test_variable_stride6; CHECK-SAME: (ptr [[DST:%.*]], i32 [[SCALE:%.*]]) {7; CHECK-NEXT: entry:8; CHECK-NEXT: br label [[VECTOR_PH:%.*]]9; CHECK: vector.ph:10; CHECK-NEXT: br label [[VECTOR_BODY:%.*]]11; CHECK: vector.body:12; CHECK-NEXT: [[INDEX:%.*]] = phi i32 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]13; CHECK-NEXT: [[TMP0:%.*]] = add i32 [[INDEX]], 114; CHECK-NEXT: [[TMP1:%.*]] = mul i32 [[INDEX]], [[SCALE]]15; CHECK-NEXT: [[TMP2:%.*]] = mul i32 [[TMP0]], [[SCALE]]16; CHECK-NEXT: [[TMP3:%.*]] = getelementptr i16, ptr [[DST]], i32 [[TMP1]]17; CHECK-NEXT: [[TMP4:%.*]] = getelementptr i16, ptr [[DST]], i32 [[TMP2]]18; CHECK-NEXT: store i32 [[INDEX]], ptr [[TMP3]], align 219; CHECK-NEXT: store i32 [[TMP0]], ptr [[TMP4]], align 220; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i32 [[INDEX]], 221; CHECK-NEXT: [[TMP5:%.*]] = icmp eq i32 [[INDEX_NEXT]], 100022; CHECK-NEXT: br i1 [[TMP5]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP0:![0-9]+]]23; CHECK: middle.block:24; CHECK-NEXT: br label [[EXIT:%.*]]25; CHECK: exit:26; CHECK-NEXT: ret void27;28entry:29 br label %loop30 31loop:32 %iv = phi i32 [ 0, %entry ], [ %iv.next, %loop ]33 %idx = mul i32 %iv, %scale34 %gep = getelementptr i16, ptr %dst, i32 %idx35 store i32 %iv, ptr %gep, align 236 %iv.next = add i32 %iv, 137 %ec = icmp eq i32 %iv.next, 100038 br i1 %ec, label %exit, label %loop39 40exit:41 ret void42}43