58 lines · plain
1; REQUIRES: asserts2 3; RUN: opt < %s -passes='print<regions>' 2>&1 | FileCheck %s4; RUN: opt < %s -passes='print<regions>' -stats 2>&1 | FileCheck -check-prefix=STAT %s5; RUN: opt -passes='print<regions>' -print-region-style=bb < %s 2>&1 | FileCheck -check-prefix=BBIT %s6; RUN: opt -passes='print<regions>' -print-region-style=rn < %s 2>&1 | FileCheck -check-prefix=RNIT %s7 8define void @a_linear_impl_fig_1() nounwind {9"0":10 br label %"1"11"1":12 br label %"2"13"2":14 br label %"3"15"3":16 br i1 1, label %"13", label %"4"17"4":18 br i1 1, label %"5", label %"1"19"5":20 br i1 1, label %"8", label %"6"21"6":22 br i1 1, label %"7", label %"4"23"7":24 ret void25"8":26 br i1 1, label %"9", label %"1"27"9":28 br label %"10"29"10":30 br i1 1, label %"12", label %"11"31"11":32 br i1 1, label %"9", label %"8"33"13":34 br i1 1, label %"2", label %"1"35"12":36 switch i32 0, label %"1" [ i32 0, label %"9"37 i32 1, label %"8"]38}39 40; CHECK-NOT: =>41; CHECK: [0] 0 => <Function Return>42; CHECK-NEXT: [1] 1 => 743; CHECK-NEXT: [2] 1 => 444; CHECK-NEXT: [2] 8 => 145 46; STAT: 4 region - The # of regions47; STAT: 1 region - The # of simple regions48 49; BBIT: 0, 1, 2, 3, 13, 4, 5, 8, 9, 10, 12, 11, 6, 7,50; BBIT: 1, 2, 3, 13, 4, 5, 8, 9, 10, 12, 11, 6,51; BBIT: 1, 2, 3, 13,52; BBIT: 8, 9, 10, 12, 11,53 54; RNIT: 0, 1 => 7, 7,55; RNIT: 1 => 4, 4, 5, 8 => 1, 6,56; RNIT: 1, 2, 3, 13,57; RNIT: 8, 9, 10, 12, 11,58