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
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
|
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt < %s -passes=instcombine -S | FileCheck %s
declare void @use_ptr(ptr)
define i1 @inttoptr(i64 %x, i64 %y) {
; CHECK-LABEL: @inttoptr(
; CHECK-NEXT: [[CMP:%.*]] = icmp eq i64 [[X:%.*]], [[Y:%.*]]
; CHECK-NEXT: ret i1 [[CMP]]
;
%xptr = inttoptr i64 %x to ptr
%yptr = inttoptr i64 %y to ptr
%cmp = icmp eq ptr %xptr, %yptr
ret i1 %cmp
}
define i1 @inttoptr_constant(i64 %x) {
; CHECK-LABEL: @inttoptr_constant(
; CHECK-NEXT: [[CMP:%.*]] = icmp eq i64 [[X:%.*]], 42
; CHECK-NEXT: ret i1 [[CMP]]
;
%xptr = inttoptr i64 %x to ptr
%cmp = icmp eq ptr %xptr, inttoptr (i64 42 to ptr)
ret i1 %cmp
}
define <2 x i1> @inttoptr_vector(<2 x i64> %x, <2 x i64> %y) {
; CHECK-LABEL: @inttoptr_vector(
; CHECK-NEXT: [[CMP:%.*]] = icmp eq <2 x i64> [[X:%.*]], [[Y:%.*]]
; CHECK-NEXT: ret <2 x i1> [[CMP]]
;
%xptr = inttoptr <2 x i64> %x to <2 x ptr>
%yptr = inttoptr <2 x i64> %y to <2 x ptr>
%cmp = icmp eq <2 x ptr> %xptr, %yptr
ret <2 x i1> %cmp
}
define <2 x i1> @inttoptr_vector_constant(<2 x i64> %x) {
; CHECK-LABEL: @inttoptr_vector_constant(
; CHECK-NEXT: [[CMP:%.*]] = icmp eq <2 x i64> [[X:%.*]], <i64 42, i64 123>
; CHECK-NEXT: ret <2 x i1> [[CMP]]
;
%xptr = inttoptr <2 x i64> %x to <2 x ptr>
%cmp = icmp eq <2 x ptr> %xptr, inttoptr (<2 x i64> <i64 42, i64 123> to <2 x ptr>)
ret <2 x i1> %cmp
}
define i1 @inttoptr_size_mismatch(i200 %x, i64 %y) {
; CHECK-LABEL: @inttoptr_size_mismatch(
; CHECK-NEXT: [[TMP1:%.*]] = trunc i200 [[X:%.*]] to i64
; CHECK-NEXT: [[CMP:%.*]] = icmp eq i64 [[TMP1]], [[Y:%.*]]
; CHECK-NEXT: ret i1 [[CMP]]
;
%xptr = inttoptr i200 %x to ptr
%yptr = inttoptr i64 %y to ptr
%cmp = icmp eq ptr %xptr, %yptr
ret i1 %cmp
}
define <2 x i1> @inttoptr_vector_constant_size_mismatch(<2 x i64> %x) {
; CHECK-LABEL: @inttoptr_vector_constant_size_mismatch(
; CHECK-NEXT: [[CMP:%.*]] = icmp eq <2 x i64> [[X:%.*]], <i64 42, i64 123>
; CHECK-NEXT: ret <2 x i1> [[CMP]]
;
%xptr = inttoptr <2 x i64> %x to <2 x ptr>
%cmp = icmp eq <2 x ptr> %xptr, inttoptr (<2x i9> <i9 42, i9 123> to <2 x ptr>)
ret <2 x i1> %cmp
}
define i1 @inttoptr_oneside(i64 %x, ptr %y) {
; CHECK-LABEL: @inttoptr_oneside(
; CHECK-NEXT: [[XPTR:%.*]] = inttoptr i64 [[X:%.*]] to ptr
; CHECK-NEXT: [[CMP:%.*]] = icmp eq ptr [[XPTR]], [[Y:%.*]]
; CHECK-NEXT: ret i1 [[CMP]]
;
%xptr = inttoptr i64 %x to ptr
%cmp = icmp eq ptr %xptr, %y
ret i1 %cmp
}
define i1 @inttoptr_used(i64 %x, i64 %y) {
; CHECK-LABEL: @inttoptr_used(
; CHECK-NEXT: [[XPTR:%.*]] = inttoptr i64 [[X:%.*]] to ptr
; CHECK-NEXT: [[YPTR:%.*]] = inttoptr i64 [[Y:%.*]] to ptr
; CHECK-NEXT: call void @use_ptr(ptr [[XPTR]])
; CHECK-NEXT: call void @use_ptr(ptr [[YPTR]])
; CHECK-NEXT: [[CMP:%.*]] = icmp ugt i64 [[X]], [[Y]]
; CHECK-NEXT: ret i1 [[CMP]]
;
%xptr = inttoptr i64 %x to ptr
%yptr = inttoptr i64 %y to ptr
call void @use_ptr(ptr %xptr)
call void @use_ptr(ptr %yptr)
%cmp = icmp ugt ptr %xptr, %yptr
ret i1 %cmp
}
|
