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; RUN: opt < %s -analyze -block-freq | FileCheck %s
define void @double_backedge(i1 %x) {
; CHECK-LABEL: Printing analysis {{.*}} for function 'double_backedge':
; CHECK-NEXT: block-frequency-info: double_backedge
entry:
; CHECK-NEXT: entry: float = 1.0, int = [[ENTRY:[0-9]+]]
br label %loop
loop:
; CHECK-NEXT: loop: float = 10.0,
br i1 %x, label %exit, label %loop.1, !prof !0
loop.1:
; CHECK-NEXT: loop.1: float = 9.0,
br i1 %x, label %loop, label %loop.2, !prof !1
loop.2:
; CHECK-NEXT: loop.2: float = 5.0,
br label %loop
exit:
; CHECK-NEXT: exit: float = 1.0, int = [[ENTRY]]
ret void
}
!0 = !{!"branch_weights", i32 1, i32 9}
!1 = !{!"branch_weights", i32 4, i32 5}
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