isel-combine-half.ll
924 Bytes
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
; RUN: llc -march=hexagon < %s | FileCheck %s
; CHECK-LABEL: A2_combine_ll:
; CHECK: combine(r1.l,r0.l)
define i32 @A2_combine_ll(i32 %a0, i32 %a1) #0 {
b2:
%v3 = and i32 %a0, 65535
%v4 = shl i32 %a1, 16
%v5 = or i32 %v3, %v4
ret i32 %v5
}
; CHECK-LABEL: A2_combine_lh:
; CHECK: combine(r1.l,r0.h)
define i32 @A2_combine_lh(i32 %a0, i32 %a1) #0 {
b2:
%v3 = lshr i32 %a0, 16
%v4 = shl i32 %a1, 16
%v5 = or i32 %v4, %v3
ret i32 %v5
}
; CHECK-LABEL: A2_combine_hl:
; CHECK: combine(r1.h,r0.l)
define i32 @A2_combine_hl(i32 %a0, i32 %a1) #0 {
b2:
%v3 = and i32 %a0, 65535
%v4 = and i32 %a1, 268431360
%v5 = or i32 %v3, %v4
ret i32 %v5
}
; CHECK-LABEL: A2_combine_hh:
; CHECK: combine(r1.h,r0.h)
define i32 @A2_combine_hh(i32 %a0, i32 %a1) #0 {
b2:
%v3 = lshr i32 %a0, 16
%v4 = and i32 %a1, 268431360
%v5 = or i32 %v3, %v4
ret i32 %v5
}
attributes #0 = { noinline nounwind optnone readnone }