1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py 2; RUN: opt < %s -passes=loop-unroll -S | FileCheck %s 3 4define i64 @hoge(i1 %c) { 5; CHECK-LABEL: @hoge( 6; CHECK-NEXT: bb: 7; CHECK-NEXT: br label [[BB1_PEEL_BEGIN:%.*]] 8; CHECK: bb1.peel.begin: 9; CHECK-NEXT: br label [[BB1_PEEL:%.*]] 10; CHECK: bb1.peel: 11; CHECK-NEXT: br i1 [[C:%.*]], label [[BB2_PEEL:%.*]], label [[BB4:%.*]] 12; CHECK: bb2.peel: 13; CHECK-NEXT: [[TMP3_PEEL:%.*]] = icmp slt i32 0, 9 14; CHECK-NEXT: br i1 [[TMP3_PEEL]], label [[BB1_PEEL_NEXT:%.*]], label [[BB4]] 15; CHECK: bb1.peel.next: 16; CHECK-NEXT: br label [[BB1_PEEL_NEXT1:%.*]] 17; CHECK: bb1.peel.next1: 18; CHECK-NEXT: br label [[BB_PEEL_NEWPH:%.*]] 19; CHECK: bb.peel.newph: 20; CHECK-NEXT: br label [[BB1:%.*]] 21; CHECK: bb1: 22; CHECK-NEXT: br i1 [[C]], label [[BB1]], label [[BB4_LOOPEXIT:%.*]], !llvm.loop [[LOOP0:![0-9]+]] 23; CHECK: bb4.loopexit: 24; CHECK-NEXT: [[TMP5_PH:%.*]] = phi i32 [ 8, [[BB1]] ] 25; CHECK-NEXT: br label [[BB4]] 26; CHECK: bb4: 27; CHECK-NEXT: [[TMP5:%.*]] = phi i32 [ 0, [[BB1_PEEL]] ], [ 8, [[BB2_PEEL]] ], [ [[TMP5_PH]], [[BB4_LOOPEXIT]] ] 28; CHECK-NEXT: [[TMP6:%.*]] = call i64 (...) @llvm.experimental.deoptimize.i64(i32 10) [ "deopt"() ] 29; CHECK-NEXT: ret i64 [[TMP6]] 30; 31bb: 32 br label %bb1 33 34bb1: ; preds = %bb2, %bb 35 %tmp = phi i32 [ 8, %bb2 ], [ 0, %bb ] 36 br i1 %c, label %bb2, label %bb4 37 38bb2: ; preds = %bb1 39 %tmp3 = icmp slt i32 %tmp, 9 40 br i1 %tmp3, label %bb1, label %bb4 41 42bb4: ; preds = %bb2, %bb1 43 %tmp5 = phi i32 [ 8, %bb2 ], [ %tmp, %bb1 ] 44 %tmp6 = call i64 (...) @llvm.experimental.deoptimize.i64(i32 10) [ "deopt"() ] 45 ret i64 %tmp6 46} 47 48declare i64 @llvm.experimental.deoptimize.i64(...) 49