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gerrit-public.fairphone.software / toolchain / llvm-project / 817c1d92b45c246ca032ef0c7b5a58f95b4fea8b / . / llvm / test / CodeGen / X86 / trunc-ext-ld-st.ll
blob: 1d22a185def383faddc77be7e57a584e2987a956 [file] [log] [blame]
Nadav Rotemb7bb72e2012-06-04 11:27:21 +0000[diff] [blame]1; RUN: llc < %s -march=x86-64 -mcpu=corei7 -mattr=+sse41 | FileCheck %s
Nadav Rotem7ae11272011-09-18 10:39:32 +0000[diff] [blame]2
3;CHECK: load_2_i8
4; A single 16-bit load
Michael Liao1be96bb2012-10-23 17:34:00 +0000[diff] [blame]5;CHECK: pmovzxbq
Nadav Rotem7ae11272011-09-18 10:39:32 +0000[diff] [blame]6;CHECK: paddq
7;CHECK: pshufb
8; A single 16-bit store
9;CHECK: movw
10;CHECK: ret
11
12define 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: load_2_i16
20; Read 32-bits
Michael Liao1be96bb2012-10-23 17:34:00 +0000[diff] [blame]21;CHECK: pmovzxwq
Nadav Rotem7ae11272011-09-18 10:39:32 +0000[diff] [blame]22;CHECK: paddq
23;CHECK: pshufb
24;CHECK: movd
25;CHECK: ret
26define 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: load_2_i32
Michael Liao1be96bb2012-10-23 17:34:00 +0000[diff] [blame]34;CHECK: pmovzxdq
Nadav Rotem7ae11272011-09-18 10:39:32 +0000[diff] [blame]35;CHECK: paddq
36;CHECK: pshufd
37;CHECK: ret
38define 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: load_4_i8
Michael Liao1be96bb2012-10-23 17:34:00 +0000[diff] [blame]46;CHECK: pmovzxbd
Nadav Rotem7ae11272011-09-18 10:39:32 +0000[diff] [blame]47;CHECK: paddd
48;CHECK: pshufb
49;CHECK: ret
50define 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: load_4_i16
Michael Liao1be96bb2012-10-23 17:34:00 +0000[diff] [blame]58;CHECK: pmovzxwd
Nadav Rotem7ae11272011-09-18 10:39:32 +0000[diff] [blame]59;CHECK: paddd
60;CHECK: pshufb
61;CHECK: ret
62define 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: load_8_i8
Michael Liao1be96bb2012-10-23 17:34:00 +0000[diff] [blame]70;CHECK: pmovzxbw
Nadav Rotem7ae11272011-09-18 10:39:32 +0000[diff] [blame]71;CHECK: paddw
72;CHECK: pshufb
73;CHECK: ret
74define 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}