1 ; RUN: llc -mtriple=arm -mattr=+v6t2 %s -o - | FileCheck %s
3 %struct.F = type { [3 x i8], i8 }
5 @X = common global %struct.F zeroinitializer, align 4 ; <%struct.F*> [#uses=1]
7 define void @f1([1 x i32] %f.coerce0) nounwind {
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
19 define i32 @f2(i32 %A, i32 %B) nounwind {
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]
30 define i32 @f3(i32 %A, i32 %B) nounwind {
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]
42 define i32 @f4(i32 %a) nounwind {
44 ; CHECK: movw [[R1:r[0-9]+]], #3137
45 ; CHECK: bfi [[R1]], {{r[0-9]+}}, #15, #5
47 %ins7 = and i32 %1, 1015808
48 %ins12 = or i32 %ins7, 3137
53 define i32 @f5(i32 %a, i32 %b) nounwind {
57 ; CHECK: bfi r0, r1, #20, #4
58 %0 = and i32 %a, -15728641
60 %2 = and i32 %1, 15728640
66 define i32 @f6(i32 %a, i32 %b) nounwind readnone {
70 ; CHECK: bfi r0, r1, #8, #9
71 %and = and i32 %a, -130817
73 %shl = and i32 %and2, 130816
74 %or = or i32 %shl, %and
78 define i32 @f7(i32 %x, i32 %y) {
80 ; CHECK: bfi r0, r2, #4, #1
81 %y2 = and i32 %y, 4294967040 ; 0xFFFFFF00
84 %cmp = icmp ne i32 %and, 0
85 %sel = select i1 %cmp, i32 %or, i32 %y2
89 define i32 @f8(i32 %x, i32 %y) {
91 ; CHECK: bfi r0, r2, #4, #1
92 ; CHECK: bfi r0, r2, #5, #1
93 %y2 = and i32 %y, 4294967040 ; 0xFFFFFF00
96 %cmp = icmp ne i32 %and, 0
97 %sel = select i1 %cmp, i32 %or, i32 %y2
101 define i32 @f9(i32 %x, i32 %y) {
104 %y2 = and i32 %y, 4294967040 ; 0xFFFFFF00
107 %cmp = icmp ne i32 %and, 0
108 %sel = select i1 %cmp, i32 %y2, i32 %or
112 define i32 @f10(i32 %x, i32 %y) {
114 ; CHECK: bfi r0, r2, #4, #2
115 %y2 = and i32 %y, 4294967040 ; 0xFFFFFF00
118 %cmp = icmp ne i32 %and, 0
119 %sel = select i1 %cmp, i32 %or, i32 %y2
121 %aand = and i32 %x, 2
122 %aor = or i32 %sel, 16
123 %acmp = icmp ne i32 %aand, 0
124 %asel = select i1 %acmp, i32 %aor, i32 %sel
129 define i32 @f11(i32 %x, i32 %y) {
131 ; CHECK: bfi r0, r2, #4, #3
132 %y2 = and i32 %y, 4294967040 ; 0xFFFFFF00
135 %cmp = icmp ne i32 %and, 0
136 %sel = select i1 %cmp, i32 %or, i32 %y2
138 %aand = and i32 %x, 2
139 %aor = or i32 %sel, 16
140 %acmp = icmp ne i32 %aand, 0
141 %asel = select i1 %acmp, i32 %aor, i32 %sel
143 %band = and i32 %x, 8
144 %bor = or i32 %asel, 64
145 %bcmp = icmp ne i32 %band, 0
146 %bsel = select i1 %bcmp, i32 %bor, i32 %asel
151 define i32 @f12(i32 %x, i32 %y) {
153 ; CHECK: bfi r0, r2, #4, #1
154 %y2 = and i32 %y, 4294967040 ; 0xFFFFFF00
157 %cmp = icmp eq i32 %and, 0
158 %sel = select i1 %cmp, i32 %y2, i32 %or
162 define i32 @f13(i32 %x, i32 %y) {
165 %y2 = and i32 %y, 4294967040 ; 0xFFFFFF00
168 %cmp = icmp eq i32 %and, 42 ; Not comparing against zero!
169 %sel = select i1 %cmp, i32 %y2, i32 %or