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- ; REQUIRES: asserts
- ; RUN: opt -regions -analyze < %s | FileCheck %s
- ; RUN: opt -regions -stats < %s 2>&1 | FileCheck -check-prefix=STAT %s
- ; RUN: opt -regions -print-region-style=bb -analyze < %s 2>&1 | FileCheck -check-prefix=BBIT %s
- ; RUN: opt -regions -print-region-style=rn -analyze < %s 2>&1 | FileCheck -check-prefix=RNIT %s
- define void @a_linear_impl_fig_1() nounwind {
- 0:
- br i1 1, label %"1", label %"15"
- 1:
- switch i32 0, label %"2" [ i32 0, label %"3"
- i32 1, label %"7"]
- 2:
- br label %"4"
- 3:
- br label %"5"
- 4:
- br label %"6"
- 5:
- br label %"6"
- 6:
- br label %"7"
- 7:
- br label %"15"
- 15:
- br label %"8"
- 8:
- br label %"16"
- 16:
- br label %"9"
- 9:
- br i1 1, label %"10", label %"11"
- 11:
- br i1 1, label %"13", label %"12"
- 13:
- br label %"14"
- 12:
- br label %"14"
- 14:
- br label %"8"
- 10:
- br label %"17"
- 17:
- br label %"18"
- 18:
- ret void
- }
- ; CHECK-NOT: =>
- ; CHECK: [0] 0 => <Function Return>
- ; CHECK-NEXT: [1] 0 => 15
- ; CHECK-NEXT: [2] 1 => 7
- ; CHECK-NEXT: [1] 8 => 10
- ; CHECK-NEXT: [2] 11 => 14
- ; STAT: 5 region - The # of regions
- ; STAT: 1 region - The # of simple regions
- ; BBIT: 0, 1, 2, 4, 6, 7, 15, 8, 16, 9, 10, 17, 18, 11, 13, 14, 12, 3, 5,
- ; BBIT: 0, 1, 2, 4, 6, 7, 3, 5,
- ; BBIT: 1, 2, 4, 6, 3, 5,
- ; BBIT: 8, 16, 9, 11, 13, 14, 12,
- ; BBIT: 11, 13, 12,
- ; RNIT: 0 => 15, 15, 8 => 10, 10, 17, 18,
- ; RNIT: 0, 1 => 7, 7,
- ; RNIT: 1, 2, 4, 6, 3, 5,
- ; RNIT: 8, 16, 9, 11 => 14, 14,
- ; RNIT: 11, 13, 12,
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