1; RUN: llc < %s -march=arm | FileCheck %s
2
3define i64 @f0(i64 %A, i64 %B) {
4; CHECK: f0
5; CHECK:      lsrs    r3, r3, #1
6; CHECK-NEXT: rrx     r2, r2
7; CHECK-NEXT: subs    r0, r0, r2
8; CHECK-NEXT: sbc     r1, r1, r3
9	%tmp = bitcast i64 %A to i64
10	%tmp2 = lshr i64 %B, 1
11	%tmp3 = sub i64 %tmp, %tmp2
12	ret i64 %tmp3
13}
14
15define i32 @f1(i64 %x, i64 %y) {
16; CHECK: f1
17; CHECK: lsl{{.*}}r2
18	%a = shl i64 %x, %y
19	%b = trunc i64 %a to i32
20	ret i32 %b
21}
22
23define i32 @f2(i64 %x, i64 %y) {
24; CHECK: f2
25; CHECK:      lsr{{.*}}r2
26; CHECK-NEXT: rsb     r3, r2, #32
27; CHECK-NEXT: sub     r2, r2, #32
28; CHECK-NEXT: cmp     r2, #0
29; CHECK-NEXT: orr     r0, r0, r1, lsl r3
30; CHECK-NEXT: asrge   r0, r1, r2
31	%a = ashr i64 %x, %y
32	%b = trunc i64 %a to i32
33	ret i32 %b
34}
35
36define i32 @f3(i64 %x, i64 %y) {
37; CHECK: f3
38; CHECK:      lsr{{.*}}r2
39; CHECK-NEXT: rsb     r3, r2, #32
40; CHECK-NEXT: sub     r2, r2, #32
41; CHECK-NEXT: cmp     r2, #0
42; CHECK-NEXT: orr     r0, r0, r1, lsl r3
43; CHECK-NEXT: lsrge   r0, r1, r2
44	%a = lshr i64 %x, %y
45	%b = trunc i64 %a to i32
46	ret i32 %b
47}
48