llvm-project/llvm/test/Analysis/BlockFrequencyInfo/redundant_edges.ll

23 lines
582 B
LLVM

; RUN: opt < %s -analyze -block-freq | FileCheck %s
; RUN: opt < %s -analyze -lazy-block-freq | FileCheck %s
; RUN: opt < %s -passes='print<block-freq>' -disable-output 2>&1 | FileCheck %s
define void @test1() {
; CHECK-LABEL: Printing analysis {{.*}} for function 'test1':
; CHECK-NEXT: block-frequency-info: test1
; CHECK-NEXT: entry: float = 1.0, int = [[ENTRY:[0-9]+]]
entry:
br label %loop
; CHECK-NEXT: loop: float = 32.0
loop:
switch i32 undef, label %loop [
i32 0, label %return
i32 1, label %return
]
; CHECK-NEXT: return: float = 1.0
return:
ret void
}