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
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
|
; RUN: llc -march=amdgcn -mcpu=bonaire -print-lsr-output < %s 2>&1 | FileCheck %s
; Test various conditions where OptimizeLoopTermCond doesn't look at a
; memory instruction use and fails to find the address space.
target datalayout = "e-p:32:32-p1:64:64-p2:64:64-p3:32:32-p4:64:64-p5:32:32-p24:64:64-i64:64-v16:16-v24:32-v32:32-v48:64-v96:128-v192:256-v256:256-v512:512-v1024:1024-v2048:2048-n32:64"
; CHECK-LABEL: @local_cmp_user(
; CHECK: bb11:
; CHECK: %lsr.iv1 = phi i32 [ %lsr.iv.next2, %bb ], [ -2, %entry ]
; CHECK: %lsr.iv = phi i32 [ %lsr.iv.next, %bb ], [ undef, %entry ]
; CHECK: bb:
; CHECK: %lsr.iv.next = add i32 %lsr.iv, -1
; CHECK: %lsr.iv.next2 = add i32 %lsr.iv1, 2
; CHECK: %scevgep = getelementptr i8, i8 addrspace(3)* %t, i32 %lsr.iv.next2
; CHECK: %c1 = icmp ult i8 addrspace(3)* %scevgep, undef
define void @local_cmp_user() nounwind {
entry:
br label %bb11
bb11:
%i = phi i32 [ 0, %entry ], [ %i.next, %bb ]
%ii = shl i32 %i, 1
%c0 = icmp eq i32 %i, undef
br i1 %c0, label %bb13, label %bb
bb:
%t = load i8 addrspace(3)*, i8 addrspace(3)* addrspace(3)* undef
%p = getelementptr i8, i8 addrspace(3)* %t, i32 %ii
%c1 = icmp ult i8 addrspace(3)* %p, undef
%i.next = add i32 %i, 1
br i1 %c1, label %bb11, label %bb13
bb13:
unreachable
}
; CHECK-LABEL: @global_cmp_user(
; CHECK: %lsr.iv.next = add i64 %lsr.iv, -1
; CHECK: %lsr.iv.next2 = add i64 %lsr.iv1, 2
; CHECK: %scevgep = getelementptr i8, i8 addrspace(1)* %t, i64 %lsr.iv.next2
define void @global_cmp_user() nounwind {
entry:
br label %bb11
bb11:
%i = phi i64 [ 0, %entry ], [ %i.next, %bb ]
%ii = shl i64 %i, 1
%c0 = icmp eq i64 %i, undef
br i1 %c0, label %bb13, label %bb
bb:
%t = load i8 addrspace(1)*, i8 addrspace(1)* addrspace(1)* undef
%p = getelementptr i8, i8 addrspace(1)* %t, i64 %ii
%c1 = icmp ult i8 addrspace(1)* %p, undef
%i.next = add i64 %i, 1
br i1 %c1, label %bb11, label %bb13
bb13:
unreachable
}
; CHECK-LABEL: @global_gep_user(
; CHECK: %p = getelementptr i8, i8 addrspace(1)* %t, i32 %lsr.iv1
; CHECK: %lsr.iv.next = add i32 %lsr.iv, -1
; CHECK: %lsr.iv.next2 = add i32 %lsr.iv1, 2
define void @global_gep_user() nounwind {
entry:
br label %bb11
bb11:
%i = phi i32 [ 0, %entry ], [ %i.next, %bb ]
%ii = shl i32 %i, 1
%c0 = icmp eq i32 %i, undef
br i1 %c0, label %bb13, label %bb
bb:
%t = load i8 addrspace(1)*, i8 addrspace(1)* addrspace(1)* undef
%p = getelementptr i8, i8 addrspace(1)* %t, i32 %ii
%c1 = icmp ult i8 addrspace(1)* %p, undef
%i.next = add i32 %i, 1
br i1 %c1, label %bb11, label %bb13
bb13:
unreachable
}
; CHECK-LABEL: @global_sext_scale_user(
; CHECK: %p = getelementptr i8, i8 addrspace(1)* %t, i64 %ii.ext
; CHECK: %lsr.iv.next = add i32 %lsr.iv, -1
; CHECK: %lsr.iv.next2 = add i32 %lsr.iv1, 2
define void @global_sext_scale_user() nounwind {
entry:
br label %bb11
bb11:
%i = phi i32 [ 0, %entry ], [ %i.next, %bb ]
%ii = shl i32 %i, 1
%ii.ext = sext i32 %ii to i64
%c0 = icmp eq i32 %i, undef
br i1 %c0, label %bb13, label %bb
bb:
%t = load i8 addrspace(1)*, i8 addrspace(1)* addrspace(1)* undef
%p = getelementptr i8, i8 addrspace(1)* %t, i64 %ii.ext
%c1 = icmp ult i8 addrspace(1)* %p, undef
%i.next = add i32 %i, 1
br i1 %c1, label %bb11, label %bb13
bb13:
unreachable
}
|
