1 ; REQUIRES: asserts 2 ; RUN: opt -regions -analyze < %s | FileCheck %s 3 ; RUN: opt -regions -stats -disable-output < %s 2>&1 | FileCheck -check-prefix=STAT %s 4 5 ; RUN: opt -regions -print-region-style=bb -analyze < %s 2>&1 | FileCheck -check-prefix=BBIT %s 6 ; RUN: opt -regions -print-region-style=rn -analyze < %s 2>&1 | FileCheck -check-prefix=RNIT %s 7 8 ; RUN: opt < %s -passes='print<regions>' 2>&1 | FileCheck %s 9 10 define void @a_linear_impl_fig_1() nounwind { 11 0: 12 13 br i1 1, label %"1", label %"15" 14 1: 15 switch i32 0, label %"2" [ i32 0, label %"3" 16 i32 1, label %"7"] 17 2: 18 br label %"4" 19 3: 20 br label %"5" 21 4: 22 br label %"6" 23 5: 24 br label %"6" 25 6: 26 br label %"7" 27 7: 28 br label %"15" 29 15: 30 br label %"8" 31 8: 32 br label %"16" 33 16: 34 br label %"9" 35 9: 36 br i1 1, label %"10", label %"11" 37 11: 38 br i1 1, label %"13", label %"12" 39 13: 40 br label %"14" 41 12: 42 br label %"14" 43 14: 44 br label %"8" 45 10: 46 br label %"17" 47 17: 48 br label %"18" 49 18: 50 ret void 51 } 52 53 ; CHECK-NOT: => 54 ; CHECK: [0] 0 => <Function Return> 55 ; CHECK-NEXT: [1] 0 => 15 56 ; CHECK-NEXT: [2] 1 => 7 57 ; CHECK-NEXT: [1] 8 => 10 58 ; CHECK-NEXT: [2] 11 => 14 59 ; STAT: 5 region - The # of regions 60 ; STAT: 1 region - The # of simple regions 61 62 ; BBIT: 0, 1, 2, 4, 6, 7, 15, 8, 16, 9, 10, 17, 18, 11, 13, 14, 12, 3, 5, 63 ; BBIT: 0, 1, 2, 4, 6, 7, 3, 5, 64 ; BBIT: 1, 2, 4, 6, 3, 5, 65 ; BBIT: 8, 16, 9, 11, 13, 14, 12, 66 ; BBIT: 11, 13, 12, 67 68 ; RNIT: 0 => 15, 15, 8 => 10, 10, 17, 18, 69 ; RNIT: 0, 1 => 7, 7, 70 ; RNIT: 1, 2, 4, 6, 3, 5, 71 ; RNIT: 8, 16, 9, 11 => 14, 14, 72 ; RNIT: 11, 13, 12, 73
