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1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py2; RUN: opt -passes='loop-unroll-and-jam' < %s -mcpu=cortex-a55 -mtriple=aarch64 -S | FileCheck %s3 4target datalayout = "e-m:e-p:32:32-i64:64-v128:64:128-a:0:32-n32-S64"5 6define void @unj(i32 %I, i32 %argj, ptr noalias nocapture %A, ptr noalias nocapture readonly %B) #0 {7; CHECK-LABEL: @unj(8; CHECK-NEXT: entry:9; CHECK-NEXT: [[CMP:%.*]] = icmp eq i32 [[ARGJ:%.*]], 010; CHECK-NEXT: br i1 [[CMP]], label [[FOR_END:%.*]], label [[FOR_PREHEADER:%.*]]11; CHECK: for.preheader:12; CHECK-NEXT: br label [[FOR_OUTER:%.*]]13; CHECK: for.outer:14; CHECK-NEXT: br label [[FOR_INNER:%.*]]15; CHECK: for.inner:16; CHECK-NEXT: [[J:%.*]] = phi i32 [ 0, [[FOR_OUTER]] ], [ [[INC:%.*]], [[FOR_INNER]] ]17; CHECK-NEXT: [[SUM:%.*]] = phi i32 [ 0, [[FOR_OUTER]] ], [ [[ADD:%.*]], [[FOR_INNER]] ]18; CHECK-NEXT: [[J_1:%.*]] = phi i32 [ 0, [[FOR_OUTER]] ], [ [[INC_1:%.*]], [[FOR_INNER]] ]19; CHECK-NEXT: [[SUM_1:%.*]] = phi i32 [ 0, [[FOR_OUTER]] ], [ [[ADD_1:%.*]], [[FOR_INNER]] ]20; CHECK-NEXT: [[J_2:%.*]] = phi i32 [ 0, [[FOR_OUTER]] ], [ [[INC_2:%.*]], [[FOR_INNER]] ]21; CHECK-NEXT: [[SUM_2:%.*]] = phi i32 [ 0, [[FOR_OUTER]] ], [ [[ADD_2:%.*]], [[FOR_INNER]] ]22; CHECK-NEXT: [[J_3:%.*]] = phi i32 [ 0, [[FOR_OUTER]] ], [ [[INC_3:%.*]], [[FOR_INNER]] ]23; CHECK-NEXT: [[SUM_3:%.*]] = phi i32 [ 0, [[FOR_OUTER]] ], [ [[ADD_3:%.*]], [[FOR_INNER]] ]24; CHECK-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[B:%.*]], i32 [[J]]25; CHECK-NEXT: [[TMP0:%.*]] = load i32, ptr [[ARRAYIDX]], align 426; CHECK-NEXT: [[SUB:%.*]] = add i32 [[SUM]], 1027; CHECK-NEXT: [[ADD]] = sub i32 [[SUB]], [[TMP0]]28; CHECK-NEXT: [[INC]] = add nuw i32 [[J]], 129; CHECK-NEXT: [[ARRAYIDX_1:%.*]] = getelementptr inbounds i32, ptr [[B]], i32 [[J_1]]30; CHECK-NEXT: [[TMP1:%.*]] = load i32, ptr [[ARRAYIDX_1]], align 431; CHECK-NEXT: [[SUB_1:%.*]] = add i32 [[SUM_1]], 1032; CHECK-NEXT: [[ADD_1]] = sub i32 [[SUB_1]], [[TMP1]]33; CHECK-NEXT: [[INC_1]] = add nuw i32 [[J_1]], 134; CHECK-NEXT: [[ARRAYIDX_2:%.*]] = getelementptr inbounds i32, ptr [[B]], i32 [[J_2]]35; CHECK-NEXT: [[TMP2:%.*]] = load i32, ptr [[ARRAYIDX_2]], align 436; CHECK-NEXT: [[SUB_2:%.*]] = add i32 [[SUM_2]], 1037; CHECK-NEXT: [[ADD_2]] = sub i32 [[SUB_2]], [[TMP2]]38; CHECK-NEXT: [[INC_2]] = add nuw i32 [[J_2]], 139; CHECK-NEXT: [[ARRAYIDX_3:%.*]] = getelementptr inbounds i32, ptr [[B]], i32 [[J_3]]40; CHECK-NEXT: [[TMP3:%.*]] = load i32, ptr [[ARRAYIDX_3]], align 441; CHECK-NEXT: [[SUB_3:%.*]] = add i32 [[SUM_3]], 1042; CHECK-NEXT: [[ADD_3]] = sub i32 [[SUB_3]], [[TMP3]]43; CHECK-NEXT: [[INC_3]] = add nuw i32 [[J_3]], 144; CHECK-NEXT: [[EXITCOND_3:%.*]] = icmp eq i32 [[INC_3]], [[ARGJ]]45; CHECK-NEXT: br i1 [[EXITCOND_3]], label [[FOR_LATCH:%.*]], label [[FOR_INNER]]46; CHECK: for.latch:47; CHECK-NEXT: [[ADD_LCSSA:%.*]] = phi i32 [ [[ADD]], [[FOR_INNER]] ]48; CHECK-NEXT: [[ADD_LCSSA_1:%.*]] = phi i32 [ [[ADD_1]], [[FOR_INNER]] ]49; CHECK-NEXT: [[ADD_LCSSA_2:%.*]] = phi i32 [ [[ADD_2]], [[FOR_INNER]] ]50; CHECK-NEXT: [[ADD_LCSSA_3:%.*]] = phi i32 [ [[ADD_3]], [[FOR_INNER]] ]51; CHECK-NEXT: store i32 [[ADD_LCSSA]], ptr [[A:%.*]], align 452; CHECK-NEXT: [[ARRAYIDX6_1:%.*]] = getelementptr inbounds i32, ptr [[A]], i32 153; CHECK-NEXT: store i32 [[ADD_LCSSA_1]], ptr [[ARRAYIDX6_1]], align 454; CHECK-NEXT: [[ARRAYIDX6_2:%.*]] = getelementptr inbounds i32, ptr [[A]], i32 255; CHECK-NEXT: store i32 [[ADD_LCSSA_2]], ptr [[ARRAYIDX6_2]], align 456; CHECK-NEXT: [[ARRAYIDX6_3:%.*]] = getelementptr inbounds i32, ptr [[A]], i32 357; CHECK-NEXT: store i32 [[ADD_LCSSA_3]], ptr [[ARRAYIDX6_3]], align 458; CHECK-NEXT: br label [[FOR_END_LOOPEXIT:%.*]]59; CHECK: for.end.loopexit:60; CHECK-NEXT: br label [[FOR_END]]61; CHECK: for.end:62; CHECK-NEXT: ret void63;64entry:65 %cmp = icmp eq i32 %argj, 066 br i1 %cmp, label %for.end, label %for.preheader67 68for.preheader:69 br label %for.outer70 71for.outer:72 %i = phi i32 [ %add8, %for.latch ], [ 0, %for.preheader ]73 br label %for.inner74 75for.inner:76 %j = phi i32 [ 0, %for.outer ], [ %inc, %for.inner ]77 %sum = phi i32 [ 0, %for.outer ], [ %add, %for.inner ]78 %arrayidx = getelementptr inbounds i32, ptr %B, i32 %j79 %0 = load i32, ptr %arrayidx, align 480 %sub = add i32 %sum, 1081 %add = sub i32 %sub, %082 %inc = add nuw i32 %j, 183 %exitcond = icmp eq i32 %inc, %argj84 br i1 %exitcond, label %for.latch, label %for.inner85 86for.latch:87 %arrayidx6 = getelementptr inbounds i32, ptr %A, i32 %i88 store i32 %add, ptr %arrayidx6, align 489 %add8 = add nuw nsw i32 %i, 190 %exitcond23 = icmp eq i32 %add8, 491 br i1 %exitcond23, label %for.end, label %for.outer92 93for.end:94 ret void95}96