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
47
48
49
50
51
52
|
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt -S -passes=jump-threading,simplifycfg -simplifycfg-require-and-preserve-domtree=1 < %s | FileCheck %s
declare void @ham()
define void @hoge() {
; CHECK-LABEL: @hoge(
; CHECK-NEXT: bb:
; CHECK-NEXT: [[TMP:%.*]] = and i32 undef, 1073741823
; CHECK-NEXT: [[COND:%.*]] = icmp eq i32 [[TMP]], 5
; CHECK-NEXT: br i1 [[COND]], label [[BB10:%.*]], label [[BB13:%.*]]
; CHECK: bb10:
; CHECK-NEXT: tail call void @ham()
; CHECK-NEXT: br label [[BB13]]
; CHECK: bb13:
; CHECK-NEXT: ret void
;
bb:
%tmp = and i32 undef, 1073741823
%tmp1 = icmp eq i32 %tmp, 2
br i1 %tmp1, label %bb12, label %bb2
bb2:
%tmp3 = icmp eq i32 %tmp, 3
br i1 %tmp3, label %bb13, label %bb4
bb4:
%tmp5 = icmp eq i32 %tmp, 5
br i1 %tmp5, label %bb6, label %bb7
bb6:
tail call void @ham()
br label %bb7
bb7:
br i1 %tmp3, label %bb13, label %bb8
bb8:
%tmp9 = icmp eq i32 %tmp, 4
br i1 %tmp9, label %bb13, label %bb10
bb10:
br i1 %tmp9, label %bb11, label %bb13
bb11:
br label %bb13
bb12:
br label %bb2
bb13:
ret void
}
|
