1; RUN: opt -S -consthoist < %s | FileCheck %s
2
3target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
4target triple = "x86_64-apple-macosx10.9.0"
5
6; PR18626
7define i8* @test1(i1 %cmp, i64* %tmp) {
8entry:
9  call void @foo(i8* inttoptr (i64 68719476735 to i8*))
10  br i1 %cmp, label %if.end, label %return
11
12if.end:                                           ; preds = %bb1
13  call void @foo(i8* inttoptr (i64 68719476736 to i8*))
14  br label %return
15
16return:
17  %retval.0 = phi i8* [ null, %entry ], [ inttoptr (i64 68719476736 to i8*), %if.end ]
18  store i64 1172321806, i64* %tmp
19  ret i8* %retval.0
20
21; CHECK-LABEL: @test1
22; CHECK: if.end:
23; CHECK: %2 = inttoptr i64 %const to i8*
24; CHECK-NEXT: br
25; CHECK: return:
26; CHECK-NEXT: %retval.0 = phi i8* [ null, %entry ], [ %2, %if.end ]
27}
28
29define void @test2(i1 %cmp, i64** %tmp) {
30entry:
31  call void @foo(i8* inttoptr (i64 68719476736 to i8*))
32  br i1 %cmp, label %if.end, label %return
33
34if.end:                                           ; preds = %bb1
35  call void @foo(i8* inttoptr (i64 68719476736 to i8*))
36  br label %return
37
38return:
39  store i64* inttoptr (i64 68719476735 to i64*), i64** %tmp
40  ret void
41
42; CHECK-LABEL: @test2
43; CHECK: return:
44; CHECK-NEXT: %const_mat = add i64 %const, -1
45; CHECK-NEXT: inttoptr i64 %const_mat to i64*
46}
47
48declare void @foo(i8*)
49
50; PR18768
51define i32 @test3(i1 %c) {
52entry:
53  br i1 %c, label %if.then, label %if.end3
54
55if.then:                                          ; preds = %entry
56  br label %if.end3
57
58if.end3:                                          ; preds = %if.then, %entry
59  %d.0 = phi i32* [ inttoptr (i64 985162435264511 to i32*), %entry ], [ null, %if.then ]
60  %cmp4 = icmp eq i32* %d.0, inttoptr (i64 985162435264511 to i32*)
61  %cmp6 = icmp eq i32* %d.0, inttoptr (i64 985162418487296 to i32*)
62  %or = or i1 %cmp4, %cmp6
63  br i1 %or, label %if.then8, label %if.end9
64
65if.then8:                                         ; preds = %if.end3
66  ret i32 1
67
68if.end9:                                          ; preds = %if.then8, %if.end3
69  ret i32 undef
70}
71
72; <rdar://problem/16394449>
73define i64 @switch_test1(i64 %a) {
74; CHECK-LABEL: @switch_test1
75; CHECK: %0 = phi i64 [ %const, %case2 ], [ %const_mat, %Entry ], [ %const_mat, %Entry ]
76Entry:
77  %sel = add i64 %a, 4519019440
78  switch i64 %sel, label %fail [
79    i64 462, label %continuation
80    i64 449, label %case2
81    i64 443, label %continuation
82  ]
83
84case2:
85  br label %continuation
86
87continuation:
88  %0 = phi i64 [ 4519019440, %case2 ], [ 4519019460, %Entry ], [ 4519019460, %Entry ]
89  ret i64 0;
90
91fail:
92  ret i64 -1;
93}
94
95define i64 @switch_test2(i64 %a) {
96; CHECK-LABEL: @switch_test2
97; CHECK: %2 = phi i64* [ %1, %case2 ], [ %0, %Entry ], [ %0, %Entry ]
98Entry:
99  %sel = add i64 %a, 4519019440
100  switch i64 %sel, label %fail [
101    i64 462, label %continuation
102    i64 449, label %case2
103    i64 443, label %continuation
104  ]
105
106case2:
107  br label %continuation
108
109continuation:
110  %0 = phi i64* [ inttoptr(i64 4519019440 to i64*), %case2 ], [ inttoptr(i64 4519019460 to i64*), %Entry ], [ inttoptr(i64 4519019460 to i64*), %Entry ]
111  ret i64 0;
112
113fail:
114  ret i64 -1;
115}
116
117