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1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --check-globals none --version 52; RUN: opt -passes=loop-vectorize -mtriple=x86_64-unknown-linux -force-vector-width=2 -force-vector-interleave=1 -S %s | FileCheck %s3 4define ptr @test(ptr noalias %src, ptr noalias %dst) {5; CHECK-LABEL: define ptr @test(6; CHECK-SAME: ptr noalias [[SRC:%.*]], ptr noalias [[DST:%.*]]) {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 i64 [ 0, %[[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], %[[PRED_LOAD_CONTINUE2:.*]] ]13; CHECK-NEXT: [[VEC_IND:%.*]] = phi <2 x i64> [ <i64 0, i64 1>, %[[VECTOR_PH]] ], [ [[VEC_IND_NEXT:%.*]], %[[PRED_LOAD_CONTINUE2]] ]14; CHECK-NEXT: [[TMP0:%.*]] = add i64 [[INDEX]], 015; CHECK-NEXT: [[TMP1:%.*]] = add i64 [[INDEX]], 116; CHECK-NEXT: [[TMP6:%.*]] = getelementptr inbounds i32, ptr [[SRC]], i64 [[TMP0]]17; CHECK-NEXT: [[TMP2:%.*]] = getelementptr inbounds i32, ptr [[SRC]], i64 [[TMP1]]18; CHECK-NEXT: [[TMP16:%.*]] = insertelement <2 x ptr> poison, ptr [[TMP6]], i32 019; CHECK-NEXT: [[TMP18:%.*]] = insertelement <2 x ptr> [[TMP16]], ptr [[TMP2]], i32 120; CHECK-NEXT: [[TMP4:%.*]] = icmp ne <2 x i64> [[VEC_IND]], zeroinitializer21; CHECK-NEXT: [[TMP5:%.*]] = extractelement <2 x i1> [[TMP4]], i32 022; CHECK-NEXT: br i1 [[TMP5]], label %[[PRED_LOAD_IF:.*]], label %[[PRED_LOAD_CONTINUE:.*]]23; CHECK: [[PRED_LOAD_IF]]:24; CHECK-NEXT: [[TMP7:%.*]] = load i32, ptr [[TMP6]], align 425; CHECK-NEXT: [[TMP8:%.*]] = insertelement <2 x i32> poison, i32 [[TMP7]], i32 026; CHECK-NEXT: br label %[[PRED_LOAD_CONTINUE]]27; CHECK: [[PRED_LOAD_CONTINUE]]:28; CHECK-NEXT: [[TMP9:%.*]] = phi <2 x i32> [ poison, %[[VECTOR_BODY]] ], [ [[TMP8]], %[[PRED_LOAD_IF]] ]29; CHECK-NEXT: [[TMP10:%.*]] = extractelement <2 x i1> [[TMP4]], i32 130; CHECK-NEXT: br i1 [[TMP10]], label %[[PRED_LOAD_IF1:.*]], label %[[PRED_LOAD_CONTINUE2]]31; CHECK: [[PRED_LOAD_IF1]]:32; CHECK-NEXT: [[TMP11:%.*]] = load i32, ptr [[TMP2]], align 433; CHECK-NEXT: [[TMP12:%.*]] = insertelement <2 x i32> [[TMP9]], i32 [[TMP11]], i32 134; CHECK-NEXT: br label %[[PRED_LOAD_CONTINUE2]]35; CHECK: [[PRED_LOAD_CONTINUE2]]:36; CHECK-NEXT: [[TMP15:%.*]] = phi <2 x i32> [ [[TMP9]], %[[PRED_LOAD_CONTINUE]] ], [ [[TMP12]], %[[PRED_LOAD_IF1]] ]37; CHECK-NEXT: [[PREDPHI:%.*]] = select <2 x i1> [[TMP4]], <2 x i32> [[TMP15]], <2 x i32> zeroinitializer38; CHECK-NEXT: [[TMP14:%.*]] = getelementptr inbounds i32, ptr [[DST]], i64 [[TMP0]]39; CHECK-NEXT: store <2 x i32> [[PREDPHI]], ptr [[TMP14]], align 440; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 241; CHECK-NEXT: [[VEC_IND_NEXT]] = add nsw <2 x i64> [[VEC_IND]], splat (i64 2)42; CHECK-NEXT: [[TMP17:%.*]] = icmp eq i64 [[INDEX_NEXT]], 100043; CHECK-NEXT: br i1 [[TMP17]], label %[[MIDDLE_BLOCK:.*]], label %[[VECTOR_BODY]], !llvm.loop [[LOOP0:![0-9]+]]44; CHECK: [[MIDDLE_BLOCK]]:45; CHECK-NEXT: br label %[[EXIT:.*]]46; CHECK: [[EXIT]]:47; CHECK-NEXT: ret ptr [[TMP2]]48;49entry:50 br label %loop.header51 52loop.header:53 %iv = phi i64 [ 0, %entry ], [ %iv.next, %loop.latch ]54 %gep.src = getelementptr inbounds i32, ptr %src, i64 %iv55 %cmp.1 = icmp eq i64 %iv, 056 br i1 %cmp.1, label %loop.latch, label %then57 58then:59 %l = load i32, ptr %gep.src, align 460 br label %loop.latch61 62loop.latch:63 %m = phi i32 [ %l, %then ], [ 0, %loop.header ]64 %gep.dst = getelementptr inbounds i32, ptr %dst, i64 %iv65 store i32 %m, ptr %gep.dst, align 466 %iv.next = add nsw i64 %iv, 167 %cmp.2 = icmp slt i64 %iv.next, 100068 br i1 %cmp.2, label %loop.header, label %exit69 70exit:71 %gep.lcssa = phi ptr [ %gep.src, %loop.latch ]72 ret ptr %gep.lcssa73}74