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comparison test/CodeGen/X86/trunc-ext-ld-st.ll @ 0:95c75e76d11b LLVM3.4

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LLVM 3.4
author Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
date Thu, 12 Dec 2013 13:56:28 +0900
parents
children 54457678186b
comparison
equal deleted inserted replaced
-1:000000000000 0:95c75e76d11b
1 ; RUN: llc < %s -march=x86-64 -mcpu=corei7 -mattr=+sse4.1 | FileCheck %s
2
3 ;CHECK-LABEL: load_2_i8:
4 ; A single 16-bit load
5 ;CHECK: pmovzxbq
6 ;CHECK: paddq
7 ;CHECK: pshufb
8 ; A single 16-bit store
9 ;CHECK: movw
10 ;CHECK: ret
11
12 define void @load_2_i8(<2 x i8>* %A) {
13 %T = load <2 x i8>* %A
14 %G = add <2 x i8> %T, <i8 9, i8 7>
15 store <2 x i8> %G, <2 x i8>* %A
16 ret void
17 }
18
19 ;CHECK-LABEL: load_2_i16:
20 ; Read 32-bits
21 ;CHECK: pmovzxwq
22 ;CHECK: paddq
23 ;CHECK: pshufb
24 ;CHECK: movd
25 ;CHECK: ret
26 define void @load_2_i16(<2 x i16>* %A) {
27 %T = load <2 x i16>* %A
28 %G = add <2 x i16> %T, <i16 9, i16 7>
29 store <2 x i16> %G, <2 x i16>* %A
30 ret void
31 }
32
33 ;CHECK-LABEL: load_2_i32:
34 ;CHECK: pmovzxdq
35 ;CHECK: paddq
36 ;CHECK: pshufd
37 ;CHECK: ret
38 define void @load_2_i32(<2 x i32>* %A) {
39 %T = load <2 x i32>* %A
40 %G = add <2 x i32> %T, <i32 9, i32 7>
41 store <2 x i32> %G, <2 x i32>* %A
42 ret void
43 }
44
45 ;CHECK-LABEL: load_4_i8:
46 ;CHECK: pmovzxbd
47 ;CHECK: paddd
48 ;CHECK: pshufb
49 ;CHECK: ret
50 define void @load_4_i8(<4 x i8>* %A) {
51 %T = load <4 x i8>* %A
52 %G = add <4 x i8> %T, <i8 1, i8 4, i8 9, i8 7>
53 store <4 x i8> %G, <4 x i8>* %A
54 ret void
55 }
56
57 ;CHECK-LABEL: load_4_i16:
58 ;CHECK: pmovzxwd
59 ;CHECK: paddd
60 ;CHECK: pshufb
61 ;CHECK: ret
62 define void @load_4_i16(<4 x i16>* %A) {
63 %T = load <4 x i16>* %A
64 %G = add <4 x i16> %T, <i16 1, i16 4, i16 9, i16 7>
65 store <4 x i16> %G, <4 x i16>* %A
66 ret void
67 }
68
69 ;CHECK-LABEL: load_8_i8:
70 ;CHECK: pmovzxbw
71 ;CHECK: paddw
72 ;CHECK: pshufb
73 ;CHECK: ret
74 define void @load_8_i8(<8 x i8>* %A) {
75 %T = load <8 x i8>* %A
76 %G = add <8 x i8> %T, %T
77 store <8 x i8> %G, <8 x i8>* %A
78 ret void
79 }