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1; RUN: llc -mtriple=thumb-eabi -mattr=+v6t2 %s -o - | FileCheck %s
2
3%struct.F = type { [3 x i8], i8 }
4
5@X = common global %struct.F zeroinitializer, align 4 ; <%struct.F*> [#uses=1]
6
7define void @f1([1 x i32] %f.coerce0) nounwind {
8entry:
9; CHECK: f1
10; CHECK: movs r2, #10
11; CHECK: bfi r1, r2, #22, #4
12  %0 = load i32, i32* bitcast (%struct.F* @X to i32*), align 4 ; <i32> [#uses=1]
13  %1 = and i32 %0, -62914561                      ; <i32> [#uses=1]
14  %2 = or i32 %1, 41943040                        ; <i32> [#uses=1]
15  store i32 %2, i32* bitcast (%struct.F* @X to i32*), align 4
16  ret void
17}
18
19define i32 @f2(i32 %A, i32 %B) nounwind readnone optsize {
20entry:
21; CHECK: f2
22; CHECK: lsrs  r1, r1, #7
23; CHECK: bfi r0, r1, #7, #16
24  %and = and i32 %A, -8388481                     ; <i32> [#uses=1]
25  %and2 = and i32 %B, 8388480                     ; <i32> [#uses=1]
26  %or = or i32 %and2, %and                        ; <i32> [#uses=1]
27  ret i32 %or
28}
29
30define i32 @f3(i32 %A, i32 %B) nounwind readnone optsize {
31entry:
32; CHECK: f3
33; CHECK: lsrs {{.*}}, #7
34; CHECK: bfi {{.*}}, #7, #16
35  %and = and i32 %A, 8388480                      ; <i32> [#uses=1]
36  %and2 = and i32 %B, -8388481                    ; <i32> [#uses=1]
37  %or = or i32 %and2, %and                        ; <i32> [#uses=1]
38  ret i32 %or
39}
40
41; rdar://8752056
42define i32 @f4(i32 %a) nounwind {
43; CHECK: f4
44; CHECK: movw [[R1:r[0-9]+]], #3137
45; CHECK: bfi [[R1]], {{.*}}, #15, #5
46  %1 = shl i32 %a, 15
47  %ins7 = and i32 %1, 1015808
48  %ins12 = or i32 %ins7, 3137
49  ret i32 %ins12
50}
51
52; rdar://9177502
53define i32 @f5(i32 %a, i32 %b) nounwind readnone {
54entry:
55; CHECK: f5
56; CHECK-NOT: bfi r0, r2, #0, #1
57%and = and i32 %a, 2
58%b.masked = and i32 %b, -2
59%and3 = or i32 %b.masked, %and
60ret i32 %and3
61}
62