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[x86] Add test cases for UNPCK instructions with v8f32 AVX vectors in 

preparation for enhancing their support in the new vector shuffle
lowering.

llvm-svn: 218212
This commit is contained in:
Chandler Carruth 2014-09-21 12:13:11 +00:00
parent 88404c4f9b
commit 78f4798913
1 changed files with 22 additions and 0 deletions
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22
llvm/test/CodeGen/X86/vector-shuffle-256-v8.ll
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@ -193,6 +193,28 @@ define <8 x float> @shuffle_v8f32_9810dc54(<8 x float> %a, <8 x float> %b) {
ret <8 x float> %shuffle
}
define <8 x float> @shuffle_v8f32_08194c5d(<8 x float> %a, <8 x float> %b) {
; ALL-LABEL: @shuffle_v8f32_08194c5d
; ALL: # BB#0:
; ALL-NEXT: vpermilps {{.*}} # ymm1 = ymm1[0,0,2,1,4,4,6,5]
; ALL-NEXT: vpermilps {{.*}} # ymm0 = ymm0[0,1,1,3,4,5,5,7]
; ALL-NEXT: vblendps {{.*}} # ymm0 = ymm0[0],ymm1[1],ymm0[2],ymm1[3],ymm0[4],ymm1[5],ymm0[6],ymm1[7]
; ALL-NEXT: retq
%shuffle = shufflevector <8 x float> %a, <8 x float> %b, <8 x i32> <i32 0, i32 8, i32 1, i32 9, i32 4, i32 12, i32 5, i32 13>
ret <8 x float> %shuffle
}
define <8 x float> @shuffle_v8f32_2a3b6e7f(<8 x float> %a, <8 x float> %b) {
; ALL-LABEL: @shuffle_v8f32_2a3b6e7f
; ALL: # BB#0:
; ALL-NEXT: vpermilps {{.*}} # ymm1 = ymm1[0,2,2,3,4,6,6,7]
; ALL-NEXT: vpermilps {{.*}} # ymm0 = ymm0[2,1,3,3,6,5,7,7]
; ALL-NEXT: vblendps {{.*}} # ymm0 = ymm0[0],ymm1[1],ymm0[2],ymm1[3],ymm0[4],ymm1[5],ymm0[6],ymm1[7]
; ALL-NEXT: retq
%shuffle = shufflevector <8 x float> %a, <8 x float> %b, <8 x i32> <i32 2, i32 10, i32 3, i32 11, i32 6, i32 14, i32 7, i32 15>
ret <8 x float> %shuffle
}
define <8 x float> @shuffle_v8f32_08192a3b(<8 x float> %a, <8 x float> %b) {
; ALL-LABEL: @shuffle_v8f32_08192a3b
; ALL: # BB#0: