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
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
|
; RUN: llc -march=msp430 -combiner-alias-analysis < %s | FileCheck %s
target datalayout = "e-p:16:8:8-i8:8:8-i16:8:8-i32:8:8"
target triple = "msp430-generic-generic"
@foo = common global i16 0, align 2
@bar = common global i16 0, align 2
define void @mov() nounwind {
; CHECK-LABEL: mov:
; CHECK: mov.w &bar, &foo
%1 = load i16, i16* @bar
store i16 %1, i16* @foo
ret void
}
define void @add() nounwind {
; CHECK-LABEL: add:
; CHECK: add.w &bar, &foo
%1 = load i16, i16* @bar
%2 = load i16, i16* @foo
%3 = add i16 %2, %1
store i16 %3, i16* @foo
ret void
}
define void @and() nounwind {
; CHECK-LABEL: and:
; CHECK: and.w &bar, &foo
%1 = load i16, i16* @bar
%2 = load i16, i16* @foo
%3 = and i16 %2, %1
store i16 %3, i16* @foo
ret void
}
define void @bis() nounwind {
; CHECK-LABEL: bis:
; CHECK: bis.w &bar, &foo
%1 = load i16, i16* @bar
%2 = load i16, i16* @foo
%3 = or i16 %2, %1
store i16 %3, i16* @foo
ret void
}
define void @xor() nounwind {
; CHECK-LABEL: xor:
; CHECK: xor.w &bar, &foo
%1 = load i16, i16* @bar
%2 = load i16, i16* @foo
%3 = xor i16 %2, %1
store i16 %3, i16* @foo
ret void
}
define i16 @mov2() nounwind {
entry:
%retval = alloca i16 ; <i16*> [#uses=3]
%x = alloca i32, align 2 ; <i32*> [#uses=1]
%y = alloca i32, align 2 ; <i32*> [#uses=1]
store i16 0, i16* %retval
%tmp = load i32, i32* %y ; <i32> [#uses=1]
store i32 %tmp, i32* %x
store i16 0, i16* %retval
%0 = load i16, i16* %retval ; <i16> [#uses=1]
ret i16 %0
; CHECK-LABEL: mov2:
; CHECK: mov.w 2(r1), 6(r1)
; CHECK: mov.w 0(r1), 4(r1)
}
|
