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51 lines
1.6 KiB
LLVM
51 lines
1.6 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 @meread_() nounwind {
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entry:
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br label %bb23
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bb23:
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br label %bb.i
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bb.i: ; preds = %bb.i, %bb54
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br label %pflini_.exit
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pflini_.exit: ; preds = %bb.i
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br label %bb58thread-split
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bb58thread-split: ; preds = %bb64, %bb61, %pflini_.exit
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br label %bb58
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bb58: ; preds = %bb60, %bb58thread-split
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br i1 1, label %bb59, label %bb23
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bb59: ; preds = %bb58
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switch i32 1, label %bb60 [
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i32 1, label %l98
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]
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bb60: ; preds = %bb59
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br i1 1, label %bb61, label %bb58
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bb61: ; preds = %bb60
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br label %bb58thread-split
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l98: ; preds = %bb69, %bb59
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ret void
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}
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; CHECK-NOT: =>
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; CHECK: [0] entry => <Function Return>
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; CHECK: [1] bb23 => l98
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; STAT: 2 region - The # of regions
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; STAT: 1 region - The # of simple regions
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; BBIT: entry, bb23, bb.i, pflini_.exit, bb58thread-split, bb58, bb59, bb60, bb61, l98,
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; BBIT: bb23, bb.i, pflini_.exit, bb58thread-split, bb58, bb59, bb60, bb61,
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; RNIT: entry, bb23 => l98, l98,
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; RNIT: bb23, bb.i, pflini_.exit, bb58thread-split, bb58, bb59, bb60, bb61,
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