blob: d4ae811ac8f0bb9986c615534c3905b51b1ac029 [file] [log] [blame]
Chris Lattnerd1b73822010-03-02 22:20:06 +00001; RUN: llc -march=msp430 -combiner-alias-analysis < %s | FileCheck %s
Anton Korobeynikovafac8ab2009-10-11 23:03:28 +00002target datalayout = "e-p:16:8:8-i8:8:8-i16:8:8-i32:8:8"
3target triple = "msp430-generic-generic"
4@foo = common global i16 0, align 2
5@bar = common global i16 0, align 2
6
Anton Korobeynikov436604d2009-10-11 23:03:53 +00007define void @mov() nounwind {
8; CHECK: mov:
9; CHECK: mov.w &bar, &foo
10 %1 = load i16* @bar
11 store i16 %1, i16* @foo
12 ret void
13}
14
Anton Korobeynikovafac8ab2009-10-11 23:03:28 +000015define void @add() nounwind {
16; CHECK: add:
17; CHECK: add.w &bar, &foo
18 %1 = load i16* @bar
19 %2 = load i16* @foo
20 %3 = add i16 %2, %1
21 store i16 %3, i16* @foo
22 ret void
23}
24
25define void @and() nounwind {
26; CHECK: and:
27; CHECK: and.w &bar, &foo
28 %1 = load i16* @bar
29 %2 = load i16* @foo
30 %3 = and i16 %2, %1
31 store i16 %3, i16* @foo
32 ret void
33}
34
35define void @bis() nounwind {
36; CHECK: bis:
37; CHECK: bis.w &bar, &foo
38 %1 = load i16* @bar
39 %2 = load i16* @foo
40 %3 = or i16 %2, %1
41 store i16 %3, i16* @foo
42 ret void
43}
44
45define void @xor() nounwind {
46; CHECK: xor:
47; CHECK: xor.w &bar, &foo
48 %1 = load i16* @bar
49 %2 = load i16* @foo
50 %3 = xor i16 %2, %1
51 store i16 %3, i16* @foo
52 ret void
53}
54
Chris Lattnerd1b73822010-03-02 22:20:06 +000055define i16 @mov2() nounwind {
56entry:
57 %retval = alloca i16 ; <i16*> [#uses=3]
58 %x = alloca i32, align 2 ; <i32*> [#uses=1]
59 %y = alloca i32, align 2 ; <i32*> [#uses=1]
60 store i16 0, i16* %retval
61 %tmp = load i32* %y ; <i32> [#uses=1]
62 store i32 %tmp, i32* %x
63 store i16 0, i16* %retval
64 %0 = load i16* %retval ; <i16> [#uses=1]
65 ret i16 %0
66; CHECK: mov2:
Chris Lattner0a9481f2011-02-13 22:25:43 +000067; CHECK: mov.w 2(r1), 6(r1)
Dan Gohman334190e2011-10-24 17:53:16 +000068; CHECK: mov.w 0(r1), 4(r1)
Chris Lattnerd1b73822010-03-02 22:20:06 +000069}