1; RUN: opt < %s -instcombine -S | FileCheck %s
2
3; FIXME: Some of these tests belong in InstSimplify.
4
5; Integer BitWidth <= 64 && BitWidth % 8 != 0.
6
7define i39 @test0(i39 %A) {
8; CHECK-LABEL: @test0(
9; CHECK-NEXT:    ret i39 0
10;
11  %B = and i39 %A, 0 ; zero result
12  ret i39 %B
13}
14
15define i15 @test2(i15 %x) {
16; CHECK-LABEL: @test2(
17; CHECK-NEXT:    ret i15 %x
18;
19  %tmp.2 = and i15 %x, -1 ; noop
20  ret i15 %tmp.2
21}
22
23define i23 @test3(i23 %x) {
24; CHECK-LABEL: @test3(
25; CHECK-NEXT:    ret i23 0
26;
27  %tmp.0 = and i23 %x, 127
28  %tmp.2 = and i23 %tmp.0, 128
29  ret i23 %tmp.2
30}
31
32define i1 @test4(i37 %x) {
33; CHECK-LABEL: @test4(
34; CHECK-NEXT:    [[B:%.*]] = icmp ugt i37 %x, 2147483647
35; CHECK-NEXT:    ret i1 [[B]]
36;
37  %A = and i37 %x, -2147483648
38  %B = icmp ne i37 %A, 0
39  ret i1 %B
40}
41
42define i7 @test5(i7 %A, i7* %P) {
43; CHECK-LABEL: @test5(
44; CHECK-NEXT:    [[B:%.*]] = or i7 %A, 3
45; CHECK-NEXT:    [[C:%.*]] = xor i7 [[B]], 12
46; CHECK-NEXT:    store i7 [[C]], i7* %P, align 1
47; CHECK-NEXT:    ret i7 3
48;
49  %B = or i7 %A, 3
50  %C = xor i7 %B, 12
51  store i7 %C, i7* %P
52  %r = and i7 %C, 3
53  ret i7 %r
54}
55
56define i47 @test7(i47 %A) {
57; CHECK-LABEL: @test7(
58; CHECK-NEXT:    [[TMP1:%.*]] = lshr i47 %A, 39
59; CHECK-NEXT:    ret i47 [[TMP1]]
60;
61  %X = ashr i47 %A, 39 ;; sign extend
62  %C1 = and i47 %X, 255
63  ret i47 %C1
64}
65
66; Integer BitWidth > 64 && BitWidth <= 1024.
67
68define i999 @test8(i999 %A) {
69; CHECK-LABEL: @test8(
70; CHECK-NEXT:    ret i999 0
71;
72  %B = and i999 %A, 0 ; zero result
73  ret i999 %B
74}
75
76define i1005 @test9(i1005 %x) {
77; CHECK-LABEL: @test9(
78; CHECK-NEXT:    ret i1005 %x
79;
80  %tmp.2 = and i1005 %x, -1 ; noop
81  ret i1005 %tmp.2
82}
83
84define i123 @test10(i123 %x) {
85; CHECK-LABEL: @test10(
86; CHECK-NEXT:    ret i123 0
87;
88  %tmp.0 = and i123 %x, 127
89  %tmp.2 = and i123 %tmp.0, 128
90  ret i123 %tmp.2
91}
92
93define i1 @test11(i737 %x) {
94; CHECK-LABEL: @test11(
95; CHECK-NEXT:    [[B:%.*]] = icmp ugt i737 %x, 2147483647
96; CHECK-NEXT:    ret i1 [[B]]
97;
98  %A = and i737 %x, -2147483648
99  %B = icmp ne i737 %A, 0
100  ret i1 %B
101}
102
103define i117 @test12(i117 %A, i117* %P) {
104; CHECK-LABEL: @test12(
105; CHECK-NEXT:    [[B:%.*]] = or i117 %A, 3
106; CHECK-NEXT:    [[C:%.*]] = xor i117 [[B]], 12
107; CHECK-NEXT:    store i117 [[C]], i117* %P, align 4
108; CHECK-NEXT:    ret i117 3
109;
110  %B = or i117 %A, 3
111  %C = xor i117 %B, 12
112  store i117 %C, i117* %P
113  %r = and i117 %C, 3
114  ret i117 %r
115}
116
117define i1024 @test13(i1024 %A) {
118; CHECK-LABEL: @test13(
119; CHECK-NEXT:    [[TMP1:%.*]] = lshr i1024 %A, 1016
120; CHECK-NEXT:    ret i1024 [[TMP1]]
121;
122  %X = ashr i1024 %A, 1016 ;; sign extend
123  %C1 = and i1024 %X, 255
124  ret i1024 %C1
125}
126
127