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annotate test/CodeGen/X86/vshift-4.ll @ 100:7d135dc70f03 LLVM 3.9

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LLVM 3.9
author Miyagi Mitsuki <e135756@ie.u-ryukyu.ac.jp>
date Tue, 26 Jan 2016 22:53:40 +0900
parents afa8332a0e37
children 1172e4bd9c6f
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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33
e4204d083e25 LLVM 3.5
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 0
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1 ; RUN: llc < %s -march=x86 -mcpu=core2 | FileCheck %s
0
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2
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3 ; test vector shifts converted to proper SSE2 vector shifts when the shift
95c75e76d11b LLVM 3.4
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parents:
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4 ; amounts are the same when using a shuffle splat.
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5
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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6 define void @shift1a(<2 x i64> %val, <2 x i64>* %dst, <2 x i64> %sh) nounwind {
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parents:
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7 entry:
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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8 ; CHECK-LABEL: shift1a:
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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9 ; CHECK: psllq
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10 %shamt = shufflevector <2 x i64> %sh, <2 x i64> undef, <2 x i32> <i32 0, i32 0>
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parents:
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11 %shl = shl <2 x i64> %val, %shamt
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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12 store <2 x i64> %shl, <2 x i64>* %dst
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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13 ret void
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14 }
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15
95
afa8332a0e37 LLVM 3.8
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 83
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16 ; shift1b can't use a packed shift but can shift lanes separately and shuffle back together
0
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17 define void @shift1b(<2 x i64> %val, <2 x i64>* %dst, <2 x i64> %sh) nounwind {
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18 entry:
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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19 ; CHECK-LABEL: shift1b:
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afa8332a0e37 LLVM 3.8
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 83
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20 ; CHECK: pshufd {{.*#+}} xmm2 = xmm1[2,3,0,1]
afa8332a0e37 LLVM 3.8
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 83
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21 ; CHECK-NEXT: movdqa %xmm0, %xmm3
afa8332a0e37 LLVM 3.8
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parents: 83
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22 ; CHECK-NEXT: psllq %xmm2, %xmm3
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parents: 83
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23 ; CHECK-NEXT: movq {{.*#+}} xmm1 = xmm1[0],zero
afa8332a0e37 LLVM 3.8
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 83
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24 ; CHECK-NEXT: psllq %xmm1, %xmm0
afa8332a0e37 LLVM 3.8
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents: 83
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25 ; CHECK-NEXT: movsd {{.*#+}} xmm3 = xmm0[0],xmm3[1]
0
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26 %shamt = shufflevector <2 x i64> %sh, <2 x i64> undef, <2 x i32> <i32 0, i32 1>
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27 %shl = shl <2 x i64> %val, %shamt
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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28 store <2 x i64> %shl, <2 x i64>* %dst
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29 ret void
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30 }
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31
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32 define void @shift2a(<4 x i32> %val, <4 x i32>* %dst, <2 x i32> %amt) nounwind {
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33 entry:
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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34 ; CHECK-LABEL: shift2a:
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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35 ; CHECK: pslld
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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36 %shamt = shufflevector <2 x i32> %amt, <2 x i32> undef, <4 x i32> <i32 1, i32 1, i32 1, i32 1>
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37 %shl = shl <4 x i32> %val, %shamt
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parents:
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38 store <4 x i32> %shl, <4 x i32>* %dst
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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39 ret void
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40 }
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41
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42 define void @shift2b(<4 x i32> %val, <4 x i32>* %dst, <2 x i32> %amt) nounwind {
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43 entry:
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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44 ; CHECK-LABEL: shift2b:
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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45 ; CHECK: pslld
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46 %shamt = shufflevector <2 x i32> %amt, <2 x i32> undef, <4 x i32> <i32 1, i32 undef, i32 1, i32 1>
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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47 %shl = shl <4 x i32> %val, %shamt
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parents:
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48 store <4 x i32> %shl, <4 x i32>* %dst
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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49 ret void
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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50 }
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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51
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52 define void @shift2c(<4 x i32> %val, <4 x i32>* %dst, <2 x i32> %amt) nounwind {
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parents:
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53 entry:
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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54 ; CHECK-LABEL: shift2c:
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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55 ; CHECK: pslld
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56 %shamt = shufflevector <2 x i32> %amt, <2 x i32> undef, <4 x i32> <i32 1, i32 1, i32 1, i32 1>
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parents:
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57 %shl = shl <4 x i32> %val, %shamt
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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58 store <4 x i32> %shl, <4 x i32>* %dst
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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59 ret void
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60 }
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61
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62 define void @shift3a(<8 x i16> %val, <8 x i16>* %dst, <8 x i16> %amt) nounwind {
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63 entry:
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64 ; CHECK-LABEL: shift3a:
83
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Tatsuki IHA <e125716@ie.u-ryukyu.ac.jp>
parents: 33
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65 ; CHECK: pextrw $6
0
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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66 ; CHECK: psllw
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67 %shamt = shufflevector <8 x i16> %amt, <8 x i16> undef, <8 x i32> <i32 6, i32 6, i32 6, i32 6, i32 6, i32 6, i32 6, i32 6>
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parents:
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68 %shl = shl <8 x i16> %val, %shamt
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parents:
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69 store <8 x i16> %shl, <8 x i16>* %dst
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70 ret void
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parents:
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71 }
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72
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73 define void @shift3b(<8 x i16> %val, <8 x i16>* %dst, i16 %amt) nounwind {
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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74 entry:
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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75 ; CHECK-LABEL: shift3b:
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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76 ; CHECK: movzwl
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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77 ; CHECK: psllw
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78 %0 = insertelement <8 x i16> undef, i16 %amt, i32 0
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79 %1 = insertelement <8 x i16> %0, i16 %amt, i32 1
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parents:
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80 %2 = insertelement <8 x i16> %1, i16 %amt, i32 2
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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81 %3 = insertelement <8 x i16> %2, i16 %amt, i32 3
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parents:
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82 %4 = insertelement <8 x i16> %3, i16 %amt, i32 4
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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83 %5 = insertelement <8 x i16> %4, i16 %amt, i32 5
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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84 %6 = insertelement <8 x i16> %5, i16 %amt, i32 6
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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85 %7 = insertelement <8 x i16> %6, i16 %amt, i32 7
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parents:
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86 %shl = shl <8 x i16> %val, %7
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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87 store <8 x i16> %shl, <8 x i16>* %dst
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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88 ret void
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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89 }
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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90