1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
|
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt -passes=simplifycfg -simplifycfg-require-and-preserve-domtree=1 -S < %s | FileCheck %s
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"
declare void @g()
declare void @f()
define void @foo(i32 %Kind) {
; CHECK-LABEL: @foo(
; CHECK-NEXT: entry:
; CHECK-NEXT: switch i32 [[KIND:%.*]], label [[SW_EPILOG:%.*]] [
; CHECK-NEXT: i32 15, label [[SW_BB2:%.*]]
; CHECK-NEXT: i32 2, label [[SW_BB:%.*]]
; CHECK-NEXT: ]
; CHECK: sw.bb:
; CHECK-NEXT: call void @g()
; CHECK-NEXT: call void @g()
; CHECK-NEXT: br label [[SW_EPILOG]]
; CHECK: sw.bb2:
; CHECK-NEXT: call void @f()
; CHECK-NEXT: br label [[SW_EPILOG]]
; CHECK: sw.epilog:
; CHECK-NEXT: ret void
;
entry:
switch i32 %Kind, label %sw.epilog [
i32 1, label %sw.epilog
i32 2, label %sw.bb
i32 15, label %sw.bb2
]
sw.bb:
call void @g()
call void @g()
br label %sw.epilog
sw.bb2:
call void @f()
br label %sw.epilog
sw.epilog:
ret void
}
|
