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77
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1 ; RUN: llc < %s -march=x86 -mattr=+sse2 -mcpu=penryn | FileCheck %s
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2 ; RUN: llc < %s -march=x86 -mattr=+sse2 -mcpu=penryn -x86-experimental-vector-shuffle-lowering | FileCheck %s --check-prefix=CHECK-EXP
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0
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
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3
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77
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4 define <4 x float> @test(float %a) {
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5 ; CHECK-LABEL: test:
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6 ; CHECK: movss {{.*}}, %xmm0
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7 ; CHECK-NEXT: pshufd {{.*#+}} xmm0 = xmm0[1,0,1,1]
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8 ; CHECK-NEXT: retl
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9 ;
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10 ; CHECK-EXP-LABEL: test:
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11 ; CHECK-EXP: insertps $29, {{.*}}, %xmm0
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12 ; CHECK-EXP-NEXT: retl
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13
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14 entry:
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15 %tmp = insertelement <4 x float> zeroinitializer, float %a, i32 1
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16 %tmp5 = insertelement <4 x float> %tmp, float 0.000000e+00, i32 2
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17 %tmp6 = insertelement <4 x float> %tmp5, float 0.000000e+00, i32 3
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18 ret <4 x float> %tmp6
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0
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
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19 }
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
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20
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77
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21 define <2 x i64> @test2(i32 %a) {
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22 ; CHECK-LABEL: test2:
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23 ; CHECK: movd {{.*}}, %xmm0
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24 ; CHECK-NEXT: pshufd {{.*#+}} xmm0 = xmm0[1,1,0,1]
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25 ; CHECK-NEXT: retl
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26 ;
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27 ; CHECK-EXP-LABEL: test2:
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28 ; CHECK-EXP: movd {{.*}}, %xmm0
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29 ; CHECK-EXP-NEXT: pshufd {{.*#+}} xmm0 = xmm0[1,1,0,1]
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30 ; CHECK-EXP-NEXT: retl
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31
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32 entry:
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33 %tmp7 = insertelement <4 x i32> zeroinitializer, i32 %a, i32 2
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34 %tmp9 = insertelement <4 x i32> %tmp7, i32 0, i32 3
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35 %tmp10 = bitcast <4 x i32> %tmp9 to <2 x i64>
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36 ret <2 x i64> %tmp10
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0
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
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37 }
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
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38
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77
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39 define <4 x float> @test3(<4 x float> %A) {
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40 ; CHECK-LABEL: test3:
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41 ; CHECK: xorps %[[X1:xmm[0-9]+]], %[[X1]]
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42 ; CHECK-NEXT: movss %xmm0, %[[X1]]
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43 ; CHECK-NEXT: pshufd {{.*#+}} xmm0 = [[X1]][1,0,1,1]
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44 ; CHECK-NEXT: retl
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45 ;
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46 ; CHECK-EXP-LABEL: test3:
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47 ; CHECK-EXP: insertps {{.*#+}} xmm0 = zero,xmm0[0],zero,zero
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48 ; CHECK-EXP-NEXT: retl
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49
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50 %tmp0 = extractelement <4 x float> %A, i32 0
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51 %tmp1 = insertelement <4 x float> <float 0.000000e+00, float undef, float undef, float undef >, float %tmp0, i32 1
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52 %tmp2 = insertelement <4 x float> %tmp1, float 0.000000e+00, i32 2
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53 ret <4 x float> %tmp2
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54 }
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