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1; RUN: opt -S -passes=loop-vectorize -enable-vplan-native-path < %s -S | FileCheck %s2 3; void test(int n, int **a)4; {5; for (int k = 0; k < n; ++k) {6; a[k][0] = 0;7; #pragma clang loop vectorize_width(4)8; for (int i = 0; i < n; ++i) {9; for (int j = 0; j < n; ++j) {10; a[i][j] = 2 + k;11; }12; }13; }14; }15;16; Make sure VPlan HCFG is constructed when we try to vectorize non-outermost loop17;18define void @non_outermost_loop_hcfg_construction(i64 %n, ptr %a) {19; CHECK-LABEL: define void @non_outermost_loop_hcfg_construction(20; CHECK-SAME: i64 [[N:%.*]], ptr [[A:%.*]]) {21; CHECK-NEXT: entry:22; CHECK-NEXT: br label [[OUTERMOST_LOOP:%.*]]23; CHECK: outermost.loop:24; CHECK-NEXT: [[K:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[K_NEXT:%.*]], [[OUTERMOST_LOOP_LATCH:%.*]] ]25; CHECK-NEXT: [[ARRAYIDX_US:%.*]] = getelementptr inbounds ptr, ptr [[A]], i64 [[K]]26; CHECK-NEXT: [[TMP0:%.*]] = load ptr, ptr [[ARRAYIDX_US]], align 827; CHECK-NEXT: store i32 0, ptr [[TMP0]], align 428; CHECK-NEXT: [[TMP1:%.*]] = trunc i64 [[K]] to i3229; CHECK-NEXT: [[TMP2:%.*]] = add i32 [[TMP1]], 230; CHECK-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[N]], 431; CHECK-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]32; CHECK: vector.ph:33; CHECK-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N]], 434; CHECK-NEXT: [[N_VEC:%.*]] = sub i64 [[N]], [[N_MOD_VF]]35; CHECK-NEXT: [[BROADCAST_SPLATINSERT:%.*]] = insertelement <4 x i32> poison, i32 [[TMP2]], i64 036; CHECK-NEXT: [[BROADCAST_SPLAT:%.*]] = shufflevector <4 x i32> [[BROADCAST_SPLATINSERT]], <4 x i32> poison, <4 x i32> zeroinitializer37; CHECK-NEXT: [[BROADCAST_SPLATINSERT2:%.*]] = insertelement <4 x i64> poison, i64 [[N]], i64 038; CHECK-NEXT: [[BROADCAST_SPLAT3:%.*]] = shufflevector <4 x i64> [[BROADCAST_SPLATINSERT2]], <4 x i64> poison, <4 x i32> zeroinitializer39; CHECK-NEXT: br label [[VECTOR_BODY:%.*]]40; CHECK: vector.body:41; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[MIDDLE_LOOP_LATCH4:%.*]] ]42; CHECK-NEXT: [[VEC_IND:%.*]] = phi <4 x i64> [ <i64 0, i64 1, i64 2, i64 3>, [[VECTOR_PH]] ], [ [[VEC_IND_NEXT:%.*]], [[MIDDLE_LOOP_LATCH4]] ]43; CHECK-NEXT: [[TMP3:%.*]] = getelementptr inbounds ptr, ptr [[A]], <4 x i64> [[VEC_IND]]44; CHECK-NEXT: [[WIDE_MASKED_GATHER:%.*]] = call <4 x ptr> @llvm.masked.gather.v4p0.v4p0(<4 x ptr> align 8 [[TMP3]], <4 x i1> splat (i1 true), <4 x ptr> poison)45; CHECK-NEXT: br label [[INNERMOST_LOOP3:%.*]]46; CHECK: innermost.loop3:47; CHECK-NEXT: [[VEC_PHI:%.*]] = phi <4 x i64> [ zeroinitializer, [[VECTOR_BODY]] ], [ [[TMP5:%.*]], [[INNERMOST_LOOP3]] ]48; CHECK-NEXT: [[TMP4:%.*]] = getelementptr inbounds i32, <4 x ptr> [[WIDE_MASKED_GATHER]], <4 x i64> [[VEC_PHI]]49; CHECK-NEXT: call void @llvm.masked.scatter.v4i32.v4p0(<4 x i32> [[BROADCAST_SPLAT]], <4 x ptr> align 4 [[TMP4]], <4 x i1> splat (i1 true))50; CHECK-NEXT: [[TMP5]] = add nuw nsw <4 x i64> [[VEC_PHI]], splat (i64 1)51; CHECK-NEXT: [[TMP6:%.*]] = icmp eq <4 x i64> [[TMP5]], [[BROADCAST_SPLAT3]]52; CHECK-NEXT: [[TMP7:%.*]] = extractelement <4 x i1> [[TMP6]], i32 053; CHECK-NEXT: br i1 [[TMP7]], label [[MIDDLE_LOOP_LATCH4]], label [[INNERMOST_LOOP3]]54; CHECK: vector.latch:55; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 456; CHECK-NEXT: [[VEC_IND_NEXT]] = add nuw nsw <4 x i64> [[VEC_IND]], splat (i64 4)57; CHECK-NEXT: [[TMP10:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]]58; CHECK-NEXT: br i1 [[TMP10]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP0:![0-9]+]]59; CHECK: middle.block:60; CHECK-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N]], [[N_VEC]]61; CHECK-NEXT: br i1 [[CMP_N]], label [[OUTERMOST_LOOP_LATCH]], label [[SCALAR_PH]]62; CHECK: scalar.ph:63; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[OUTERMOST_LOOP]] ]64; CHECK-NEXT: br label [[MIDDLE_LOOP:%.*]]65; CHECK: middle.loop:66; CHECK-NEXT: [[I:%.*]] = phi i64 [ [[I_NEXT:%.*]], [[MIDDLE_LOOP_LATCH:%.*]] ], [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ]67; CHECK-NEXT: [[ARRAYIDX11_US_US:%.*]] = getelementptr inbounds ptr, ptr [[A]], i64 [[I]]68; CHECK-NEXT: [[TMP11:%.*]] = load ptr, ptr [[ARRAYIDX11_US_US]], align 869; CHECK-NEXT: br label [[INNERMOST_LOOP:%.*]]70; CHECK: innermost.loop:71; CHECK-NEXT: [[J:%.*]] = phi i64 [ [[J_NEXT:%.*]], [[INNERMOST_LOOP]] ], [ 0, [[MIDDLE_LOOP]] ]72; CHECK-NEXT: [[ARRAYIDX13_US_US:%.*]] = getelementptr inbounds i32, ptr [[TMP11]], i64 [[J]]73; CHECK-NEXT: store i32 [[TMP2]], ptr [[ARRAYIDX13_US_US]], align 474; CHECK-NEXT: [[J_NEXT]] = add nuw nsw i64 [[J]], 175; CHECK-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[J_NEXT]], [[N]]76; CHECK-NEXT: br i1 [[EXITCOND_NOT]], label [[MIDDLE_LOOP_LATCH]], label [[INNERMOST_LOOP]]77; CHECK: middle.loop.latch:78; CHECK-NEXT: [[I_NEXT]] = add nuw nsw i64 [[I]], 179; CHECK-NEXT: [[EXITCOND41_NOT:%.*]] = icmp eq i64 [[I_NEXT]], [[N]]80; CHECK-NEXT: br i1 [[EXITCOND41_NOT]], label [[OUTERMOST_LOOP_LATCH]], label [[MIDDLE_LOOP]], !llvm.loop [[LOOP3:![0-9]+]]81; CHECK: outermost.loop.latch:82; CHECK-NEXT: [[K_NEXT]] = add nuw nsw i64 [[K]], 183; CHECK-NEXT: [[EXITCOND47_NOT:%.*]] = icmp eq i64 [[K_NEXT]], [[N]]84; CHECK-NEXT: br i1 [[EXITCOND47_NOT]], label [[OUTERMOST_LOOP_POSTEXIT:%.*]], label [[OUTERMOST_LOOP]]85; CHECK: outermost.loop.postexit:86; CHECK-NEXT: br label [[FOR_COND_CLEANUP:%.*]]87; CHECK: for.cond.cleanup:88; CHECK-NEXT: ret void89;90entry:91 br label %outermost.loop92 93outermost.loop:94 %k = phi i64 [ 0, %entry ], [ %k.next, %outermost.loop.latch ]95 %arrayidx.us = getelementptr inbounds ptr, ptr %a, i64 %k96 %0 = load ptr, ptr %arrayidx.us, align 897 store i32 0, ptr %0, align 498 %1 = trunc i64 %k to i3299 %2 = add i32 %1, 2100 br label %middle.loop101 102middle.loop:103 %i = phi i64 [ %i.next, %middle.loop.latch ], [ 0, %outermost.loop ]104 %arrayidx11.us.us = getelementptr inbounds ptr, ptr %a, i64 %i105 %3 = load ptr, ptr %arrayidx11.us.us, align 8106 br label %innermost.loop107 108innermost.loop:109 %j = phi i64 [ %j.next, %innermost.loop ], [ 0, %middle.loop ]110 %arrayidx13.us.us = getelementptr inbounds i32, ptr %3, i64 %j111 store i32 %2, ptr %arrayidx13.us.us, align 4112 %j.next = add nuw nsw i64 %j, 1113 %exitcond.not = icmp eq i64 %j.next, %n114 br i1 %exitcond.not, label %middle.loop.latch, label %innermost.loop115 116middle.loop.latch:117 %i.next = add nuw nsw i64 %i, 1118 %exitcond41.not = icmp eq i64 %i.next, %n119 br i1 %exitcond41.not, label %outermost.loop.latch, label %middle.loop, !llvm.loop !3120 121outermost.loop.latch:122 %k.next = add nuw nsw i64 %k, 1123 %exitcond47.not = icmp eq i64 %k.next, %n124 br i1 %exitcond47.not, label %outermost.loop.postexit, label %outermost.loop125 126outermost.loop.postexit:127 br label %for.cond.cleanup128 129for.cond.cleanup:130 ret void131}132 133; void non_outermost_loop_hcfg_construction_other_loops_at_same_level(long n, int **a)134; {135; for (long k = 0; k < n; ++k) {136; a[k][0] = 0;137; for (long i = 0; i < n; ++i) {138; #pragma clang loop vectorize_width(4)139; for (long j0 = 0; j0 < n; ++j0) {140; for (long x = 0; x < n; ++x) {141; a[x+i][j0] = 2 + k+x;142; }143; }144;145; for (long j1 = n; j1 > 0; --j1) {146; a[i][j1] *= j1 & 1;147; }148; }149; }150; }151;152; Make sure VPlan HCFG is constructed when we try to vectorize loop with other loops at level > 0153;154define void @non_outermost_loop_hcfg_construction_other_loops_at_same_level(i64 %n, ptr %a) {155; CHECK-LABEL: define void @non_outermost_loop_hcfg_construction_other_loops_at_same_level(156; CHECK-SAME: i64 [[N:%.*]], ptr [[A:%.*]]) {157; CHECK-NEXT: entry:158; CHECK-NEXT: br label [[OUTERMOST_LOOP_K:%.*]]159; CHECK: return:160; CHECK-NEXT: ret void161; CHECK: outermost.loop.k:162; CHECK-NEXT: [[K:%.*]] = phi i64 [ [[K_NEXT:%.*]], [[OUTERMOST_LOOP_K_CLEANUP:%.*]] ], [ 0, [[ENTRY:%.*]] ]163; CHECK-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds ptr, ptr [[A]], i64 [[K]]164; CHECK-NEXT: [[TMP0:%.*]] = load ptr, ptr [[ARRAYIDX]], align 8165; CHECK-NEXT: store i32 0, ptr [[TMP0]], align 4166; CHECK-NEXT: [[ADD:%.*]] = add nuw nsw i64 [[K]], 2167; CHECK-NEXT: br label [[MIDDLE_LOOP_I:%.*]]168; CHECK: middle.loop.i:169; CHECK-NEXT: [[I:%.*]] = phi i64 [ 0, [[OUTERMOST_LOOP_K]] ], [ [[I_NEXT:%.*]], [[MIDDLE_LOOP_I_CLEANUP:%.*]] ]170; CHECK-NEXT: [[INVARIANT_GEP:%.*]] = getelementptr ptr, ptr [[A]], i64 [[I]]171; CHECK-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[N]], 4172; CHECK-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]173; CHECK: vector.ph:174; CHECK-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N]], 4175; CHECK-NEXT: [[N_VEC:%.*]] = sub i64 [[N]], [[N_MOD_VF]]176; CHECK-NEXT: [[BROADCAST_SPLATINSERT:%.*]] = insertelement <4 x i64> poison, i64 [[ADD]], i64 0177; CHECK-NEXT: [[BROADCAST_SPLAT:%.*]] = shufflevector <4 x i64> [[BROADCAST_SPLATINSERT]], <4 x i64> poison, <4 x i32> zeroinitializer178; CHECK-NEXT: [[BROADCAST_SPLATINSERT2:%.*]] = insertelement <4 x i64> poison, i64 [[N]], i64 0179; CHECK-NEXT: [[BROADCAST_SPLAT3:%.*]] = shufflevector <4 x i64> [[BROADCAST_SPLATINSERT2]], <4 x i64> poison, <4 x i32> zeroinitializer180; CHECK-NEXT: br label [[VECTOR_BODY:%.*]]181; CHECK: vector.body:182; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[MIDDLE_LOOP_J0_CLEANUP4:%.*]] ]183; CHECK-NEXT: [[VEC_IND:%.*]] = phi <4 x i64> [ <i64 0, i64 1, i64 2, i64 3>, [[VECTOR_PH]] ], [ [[VEC_IND_NEXT:%.*]], [[MIDDLE_LOOP_J0_CLEANUP4]] ]184; CHECK-NEXT: br label [[INNERMOST_LOOP3:%.*]]185; CHECK: innermost.loop3:186; CHECK-NEXT: [[VEC_PHI:%.*]] = phi <4 x i64> [ zeroinitializer, [[VECTOR_BODY]] ], [ [[TMP5:%.*]], [[INNERMOST_LOOP3]] ]187; CHECK-NEXT: [[TMP1:%.*]] = add nuw nsw <4 x i64> [[BROADCAST_SPLAT]], [[VEC_PHI]]188; CHECK-NEXT: [[TMP2:%.*]] = trunc <4 x i64> [[TMP1]] to <4 x i32>189; CHECK-NEXT: [[TMP3:%.*]] = getelementptr ptr, ptr [[INVARIANT_GEP]], <4 x i64> [[VEC_PHI]]190; CHECK-NEXT: [[WIDE_MASKED_GATHER:%.*]] = call <4 x ptr> @llvm.masked.gather.v4p0.v4p0(<4 x ptr> align 8 [[TMP3]], <4 x i1> splat (i1 true), <4 x ptr> poison)191; CHECK-NEXT: [[TMP4:%.*]] = getelementptr inbounds i32, <4 x ptr> [[WIDE_MASKED_GATHER]], <4 x i64> [[VEC_IND]]192; CHECK-NEXT: call void @llvm.masked.scatter.v4i32.v4p0(<4 x i32> [[TMP2]], <4 x ptr> align 4 [[TMP4]], <4 x i1> splat (i1 true))193; CHECK-NEXT: [[TMP5]] = add nuw nsw <4 x i64> [[VEC_PHI]], splat (i64 1)194; CHECK-NEXT: [[TMP6:%.*]] = icmp eq <4 x i64> [[TMP5]], [[BROADCAST_SPLAT3]]195; CHECK-NEXT: [[TMP7:%.*]] = extractelement <4 x i1> [[TMP6]], i32 0196; CHECK-NEXT: br i1 [[TMP7]], label [[MIDDLE_LOOP_J0_CLEANUP4]], label [[INNERMOST_LOOP3]]197; CHECK: vector.latch:198; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 4199; CHECK-NEXT: [[VEC_IND_NEXT]] = add nuw nsw <4 x i64> [[VEC_IND]], splat (i64 4)200; CHECK-NEXT: [[TMP10:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]]201; CHECK-NEXT: br i1 [[TMP10]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP4:![0-9]+]]202; CHECK: middle.block:203; CHECK-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N]], [[N_VEC]]204; CHECK-NEXT: br i1 [[CMP_N]], label [[INNERMOST_LOOP_J1_LR_PH:%.*]], label [[SCALAR_PH]]205; CHECK: scalar.ph:206; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[MIDDLE_LOOP_I]] ]207; CHECK-NEXT: br label [[MIDDLE_LOOP_J0_PH:%.*]]208; CHECK: outermost.loop.k.cleanup:209; CHECK-NEXT: [[K_NEXT]] = add nuw nsw i64 [[K]], 1210; CHECK-NEXT: [[EXITCOND71_NOT:%.*]] = icmp eq i64 [[K_NEXT]], [[N]]211; CHECK-NEXT: br i1 [[EXITCOND71_NOT]], label [[RETURN:%.*]], label [[OUTERMOST_LOOP_K]]212; CHECK: innermost.loop.j1.lr.ph:213; CHECK-NEXT: [[TMP11:%.*]] = load ptr, ptr [[INVARIANT_GEP]], align 8214; CHECK-NEXT: br label [[INNERMOST_LOOP_J1:%.*]]215; CHECK: middle.loop.j0.ph:216; CHECK-NEXT: [[J0:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[J0_NEXT:%.*]], [[MIDDLE_LOOP_J0_CLEANUP:%.*]] ]217; CHECK-NEXT: br label [[INNERMOST_LOOP:%.*]]218; CHECK: middle.loop.j0.cleanup:219; CHECK-NEXT: [[J0_NEXT]] = add nuw nsw i64 [[J0]], 1220; CHECK-NEXT: [[J0_EXIT_COND_NOT:%.*]] = icmp eq i64 [[J0_NEXT]], [[N]]221; CHECK-NEXT: br i1 [[J0_EXIT_COND_NOT]], label [[INNERMOST_LOOP_J1_LR_PH]], label [[MIDDLE_LOOP_J0_PH]], !llvm.loop [[LOOP5:![0-9]+]]222; CHECK: innermost.loop:223; CHECK-NEXT: [[X:%.*]] = phi i64 [ 0, [[MIDDLE_LOOP_J0_PH]] ], [ [[X_NEXT:%.*]], [[INNERMOST_LOOP]] ]224; CHECK-NEXT: [[ADD14:%.*]] = add nuw nsw i64 [[ADD]], [[X]]225; CHECK-NEXT: [[CONV:%.*]] = trunc i64 [[ADD14]] to i32226; CHECK-NEXT: [[GEP:%.*]] = getelementptr ptr, ptr [[INVARIANT_GEP]], i64 [[X]]227; CHECK-NEXT: [[TMP12:%.*]] = load ptr, ptr [[GEP]], align 8228; CHECK-NEXT: [[ARRAYIDX17:%.*]] = getelementptr inbounds i32, ptr [[TMP12]], i64 [[J0]]229; CHECK-NEXT: store i32 [[CONV]], ptr [[ARRAYIDX17]], align 4230; CHECK-NEXT: [[X_NEXT]] = add nuw nsw i64 [[X]], 1231; CHECK-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[X_NEXT]], [[N]]232; CHECK-NEXT: br i1 [[EXITCOND_NOT]], label [[MIDDLE_LOOP_J0_CLEANUP]], label [[INNERMOST_LOOP]]233; CHECK: middle.loop.i.cleanup:234; CHECK-NEXT: [[I_NEXT]] = add nuw nsw i64 [[I]], 1235; CHECK-NEXT: [[EXITCOND70_NOT:%.*]] = icmp eq i64 [[I_NEXT]], [[N]]236; CHECK-NEXT: br i1 [[EXITCOND70_NOT]], label [[OUTERMOST_LOOP_K_CLEANUP]], label [[MIDDLE_LOOP_I]]237; CHECK: innermost.loop.j1:238; CHECK-NEXT: [[J21_064:%.*]] = phi i64 [ [[N]], [[INNERMOST_LOOP_J1_LR_PH]] ], [ [[DEC:%.*]], [[INNERMOST_LOOP_J1]] ]239; CHECK-NEXT: [[ARRAYIDX28:%.*]] = getelementptr inbounds i32, ptr [[TMP11]], i64 [[J21_064]]240; CHECK-NEXT: [[TMP13:%.*]] = load i32, ptr [[ARRAYIDX28]], align 4241; CHECK-NEXT: [[TMP14:%.*]] = and i64 [[J21_064]], 1242; CHECK-NEXT: [[DOTNOT:%.*]] = icmp eq i64 [[TMP14]], 0243; CHECK-NEXT: [[CONV30:%.*]] = select i1 [[DOTNOT]], i32 0, i32 [[TMP13]]244; CHECK-NEXT: store i32 [[CONV30]], ptr [[ARRAYIDX28]], align 4245; CHECK-NEXT: [[DEC]] = add nsw i64 [[J21_064]], -1246; CHECK-NEXT: [[CMP23:%.*]] = icmp sgt i64 [[J21_064]], 1247; CHECK-NEXT: br i1 [[CMP23]], label [[INNERMOST_LOOP_J1]], label [[MIDDLE_LOOP_I_CLEANUP]]248;249entry:250 br label %outermost.loop.k251 252return:253 ret void254 255outermost.loop.k:256 %k = phi i64 [ %k.next, %outermost.loop.k.cleanup ], [ 0, %entry ]257 %arrayidx = getelementptr inbounds ptr, ptr %a, i64 %k258 %0 = load ptr, ptr %arrayidx, align 8259 store i32 0, ptr %0, align 4260 %add = add nuw nsw i64 %k, 2261 br label %middle.loop.i262 263middle.loop.i:264 %i = phi i64 [ 0, %outermost.loop.k ], [ %i.next, %middle.loop.i.cleanup ]265 %invariant.gep = getelementptr ptr, ptr %a, i64 %i266 br label %middle.loop.j0.ph267 268outermost.loop.k.cleanup:269 %k.next = add nuw nsw i64 %k, 1270 %exitcond71.not = icmp eq i64 %k.next, %n271 br i1 %exitcond71.not, label %return, label %outermost.loop.k272 273innermost.loop.j1.lr.ph: ; preds = %middle.loop.j0.cleanup274 %1 = load ptr, ptr %invariant.gep, align 8275 br label %innermost.loop.j1276 277middle.loop.j0.ph:278 %j0 = phi i64 [ 0, %middle.loop.i ], [ %j0.next, %middle.loop.j0.cleanup ]279 br label %innermost.loop280 281middle.loop.j0.cleanup:282 %j0.next = add nuw nsw i64 %j0, 1283 %j0.exit.cond.not = icmp eq i64 %j0.next, %n284 br i1 %j0.exit.cond.not, label %innermost.loop.j1.lr.ph, label %middle.loop.j0.ph, !llvm.loop !3285 286innermost.loop:287 %x = phi i64 [ 0, %middle.loop.j0.ph ], [ %x.next, %innermost.loop ]288 %add14 = add nuw nsw i64 %add, %x289 %conv = trunc i64 %add14 to i32290 %gep = getelementptr ptr, ptr %invariant.gep, i64 %x291 %2 = load ptr, ptr %gep, align 8292 %arrayidx17 = getelementptr inbounds i32, ptr %2, i64 %j0293 store i32 %conv, ptr %arrayidx17, align 4294 %x.next = add nuw nsw i64 %x, 1295 %exitcond.not = icmp eq i64 %x.next, %n296 br i1 %exitcond.not, label %middle.loop.j0.cleanup, label %innermost.loop297 298middle.loop.i.cleanup:299 %i.next = add nuw nsw i64 %i, 1300 %exitcond70.not = icmp eq i64 %i.next, %n301 br i1 %exitcond70.not, label %outermost.loop.k.cleanup, label %middle.loop.i302 303innermost.loop.j1:304 %j21.064 = phi i64 [ %n, %innermost.loop.j1.lr.ph ], [ %dec, %innermost.loop.j1 ]305 %arrayidx28 = getelementptr inbounds i32, ptr %1, i64 %j21.064306 %3 = load i32, ptr %arrayidx28, align 4307 %4 = and i64 %j21.064, 1308 %.not = icmp eq i64 %4, 0309 %conv30 = select i1 %.not, i32 0, i32 %3310 store i32 %conv30, ptr %arrayidx28, align 4311 %dec = add nsw i64 %j21.064, -1312 %cmp23 = icmp sgt i64 %j21.064, 1313 br i1 %cmp23, label %innermost.loop.j1, label %middle.loop.i.cleanup314}315 316!3 = distinct !{!3, !4, !5, !6}317!4 = !{!"llvm.loop.vectorize.width", i32 4}318!5 = !{!"llvm.loop.vectorize.scalable.enable", i1 false}319!6 = !{!"llvm.loop.vectorize.enable", i1 true}320