xref: /llvm-project/llvm/test/Analysis/BlockFrequencyInfo/loop_with_invoke.ll (revision 1aee1e1f4c4b504becc06521546de992a662694b)
1; RUN: opt < %s -passes='print<block-freq>' -disable-output 2>&1 | FileCheck %s
2
3; CHECK-LABEL: Printing analysis {{.*}} for function 'loop_with_invoke':
4; CHECK-NEXT: block-frequency-info: loop_with_invoke
5define void @loop_with_invoke(i32 %n) personality i8 0 {
6; CHECK-NEXT: entry: float = 1.0, int = [[ENTRY:[0-9]+]]
7entry:
8  br label %loop
9
10; CHECK-NEXT: loop: float = 9905.6
11loop:
12  %i = phi i32 [ 0, %entry ], [ %i.next, %invoke.cont ]
13  invoke void @foo() to label %invoke.cont unwind label %lpad
14
15; CHECK-NEXT: invoke.cont: float = 9905.6
16invoke.cont:
17  %i.next = add i32 %i, 1
18  %cont = icmp ult i32 %i.next, %n
19  br i1 %cont, label %loop, label %exit, !prof !0
20
21; CHECK-NEXT: lpad: float = 0.0094467
22lpad:
23  %ll = landingpad { ptr, i32 }
24          cleanup
25  br label %exit
26
27; CHECK-NEXT: exit: float = 1.0, int = [[ENTRY]]
28exit:
29  ret void
30}
31
32declare void @foo()
33
34!0 = !{!"branch_weights", i32 9999, i32 1}
35