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