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1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 22; RUN: opt -S -passes=loop-unroll -unroll-allow-partial < %s | FileCheck %s3 4declare void @use(i8)5 6define void @test(i8 %start1, i8 %start2, i8 %start3, i8 %start4) {7; CHECK-LABEL: define void @test8; CHECK-SAME: (i8 [[START1:%.*]], i8 [[START2:%.*]], i8 [[START3:%.*]], i8 [[START4:%.*]]) {9; CHECK-NEXT: entry:10; CHECK-NEXT: br label [[LOOP:%.*]]11; CHECK: loop:12; CHECK-NEXT: [[IV:%.*]] = phi i32 [ 0, [[ENTRY:%.*]] ], [ [[IV_NEXT_4:%.*]], [[LOOP]] ]13; CHECK-NEXT: [[IV1:%.*]] = phi i8 [ [[START1]], [[ENTRY]] ], [ [[IV1_NEXT_4:%.*]], [[LOOP]] ]14; CHECK-NEXT: [[IV2:%.*]] = phi i8 [ [[START2]], [[ENTRY]] ], [ [[IV2_NEXT_4:%.*]], [[LOOP]] ]15; CHECK-NEXT: [[IV3:%.*]] = phi i8 [ [[START3]], [[ENTRY]] ], [ [[IV3_NEXT_4:%.*]], [[LOOP]] ]16; CHECK-NEXT: [[IV4:%.*]] = phi i8 [ [[START4]], [[ENTRY]] ], [ [[IV4_NEXT_4:%.*]], [[LOOP]] ]17; CHECK-NEXT: [[IV1_NEXT:%.*]] = add i8 [[IV1]], 118; CHECK-NEXT: call void @use(i8 [[IV1_NEXT]])19; CHECK-NEXT: [[IV2_NEXT:%.*]] = add nuw i8 [[IV2]], 120; CHECK-NEXT: call void @use(i8 [[IV2_NEXT]])21; CHECK-NEXT: [[IV3_NEXT:%.*]] = add nsw i8 [[IV3]], 122; CHECK-NEXT: call void @use(i8 [[IV3_NEXT]])23; CHECK-NEXT: [[IV4_NEXT:%.*]] = add nsw i8 [[IV4]], 12724; CHECK-NEXT: call void @use(i8 [[IV4_NEXT]])25; CHECK-NEXT: [[IV1_NEXT_1:%.*]] = add i8 [[IV1]], 226; CHECK-NEXT: call void @use(i8 [[IV1_NEXT_1]])27; CHECK-NEXT: [[IV2_NEXT_1:%.*]] = add nuw i8 [[IV2]], 228; CHECK-NEXT: call void @use(i8 [[IV2_NEXT_1]])29; CHECK-NEXT: [[IV3_NEXT_1:%.*]] = add nsw i8 [[IV3]], 230; CHECK-NEXT: call void @use(i8 [[IV3_NEXT_1]])31; CHECK-NEXT: [[IV4_NEXT_1:%.*]] = add i8 [[IV4]], -232; CHECK-NEXT: call void @use(i8 [[IV4_NEXT_1]])33; CHECK-NEXT: [[IV1_NEXT_2:%.*]] = add i8 [[IV1]], 334; CHECK-NEXT: call void @use(i8 [[IV1_NEXT_2]])35; CHECK-NEXT: [[IV2_NEXT_2:%.*]] = add nuw i8 [[IV2]], 336; CHECK-NEXT: call void @use(i8 [[IV2_NEXT_2]])37; CHECK-NEXT: [[IV3_NEXT_2:%.*]] = add nsw i8 [[IV3]], 338; CHECK-NEXT: call void @use(i8 [[IV3_NEXT_2]])39; CHECK-NEXT: [[IV4_NEXT_2:%.*]] = add i8 [[IV4]], 12540; CHECK-NEXT: call void @use(i8 [[IV4_NEXT_2]])41; CHECK-NEXT: [[IV1_NEXT_3:%.*]] = add i8 [[IV1]], 442; CHECK-NEXT: call void @use(i8 [[IV1_NEXT_3]])43; CHECK-NEXT: [[IV2_NEXT_3:%.*]] = add nuw i8 [[IV2]], 444; CHECK-NEXT: call void @use(i8 [[IV2_NEXT_3]])45; CHECK-NEXT: [[IV3_NEXT_3:%.*]] = add nsw i8 [[IV3]], 446; CHECK-NEXT: call void @use(i8 [[IV3_NEXT_3]])47; CHECK-NEXT: [[IV4_NEXT_3:%.*]] = add i8 [[IV4]], -448; CHECK-NEXT: call void @use(i8 [[IV4_NEXT_3]])49; CHECK-NEXT: [[IV_NEXT_3:%.*]] = add nuw nsw i32 [[IV]], 450; CHECK-NEXT: [[IV1_NEXT_4]] = add i8 [[IV1]], 551; CHECK-NEXT: call void @use(i8 [[IV1_NEXT_4]])52; CHECK-NEXT: [[IV2_NEXT_4]] = add nuw i8 [[IV2]], 553; CHECK-NEXT: call void @use(i8 [[IV2_NEXT_4]])54; CHECK-NEXT: [[IV3_NEXT_4]] = add nsw i8 [[IV3]], 555; CHECK-NEXT: call void @use(i8 [[IV3_NEXT_4]])56; CHECK-NEXT: [[IV4_NEXT_4]] = add i8 [[IV4]], 12357; CHECK-NEXT: call void @use(i8 [[IV4_NEXT_4]])58; CHECK-NEXT: [[IV_NEXT_4]] = add nuw nsw i32 [[IV]], 559; CHECK-NEXT: [[CMP_4:%.*]] = icmp eq i32 [[IV_NEXT_3]], 102460; CHECK-NEXT: br i1 [[CMP_4]], label [[EXIT:%.*]], label [[LOOP]]61; CHECK: exit:62; CHECK-NEXT: ret void63;64entry:65 br label %loop66 67loop:68 %iv = phi i32 [ 0, %entry ], [ %iv.next, %loop ]69 %iv1 = phi i8 [ %start1, %entry ], [ %iv1.next, %loop ]70 %iv2 = phi i8 [ %start2, %entry ], [ %iv2.next, %loop ]71 %iv3 = phi i8 [ %start3, %entry ], [ %iv3.next, %loop ]72 %iv4 = phi i8 [ %start4, %entry ], [ %iv4.next, %loop ]73 %iv1.next = add i8 %iv1, 174 call void @use(i8 %iv1.next)75 %iv2.next = add nuw i8 %iv2, 176 call void @use(i8 %iv2.next)77 %iv3.next = add nsw i8 %iv3, 178 call void @use(i8 %iv3.next)79 %iv4.next = add nsw i8 %iv4, 12780 call void @use(i8 %iv4.next)81 %iv.next = add i32 %iv, 182 %cmp = icmp eq i32 %iv, 102483 br i1 %cmp, label %exit, label %loop84 85exit:86 ret void87}88