[llvm] r275554 - [X86][AVX] Added shuffle tests for UNPCK+PERMUTE

[Simon Pilgrim via llvm-commits]

Author: rksimon
Date: Fri Jul 15 06:51:46 2016
New Revision: 275554

URL: http://llvm.org/viewvc/llvm-project?rev=275554&view=rev
Log:
[X86][AVX] Added shuffle tests for UNPCK+PERMUTE

lowerVectorShuffleAsPermuteAndUnpack could solve this if it worked with 256-bit vectors

Modified:
    llvm/trunk/test/CodeGen/X86/vector-shuffle-256-v16.ll

Modified: llvm/trunk/test/CodeGen/X86/vector-shuffle-256-v16.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/vector-shuffle-256-v16.ll?rev=275554&r1=275553&r2=275554&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/X86/vector-shuffle-256-v16.ll (original)
+++ llvm/trunk/test/CodeGen/X86/vector-shuffle-256-v16.ll Fri Jul 15 06:51:46 2016
@@ -3368,6 +3368,62 @@ define <16 x i16> @shuffle_v16i16_9_9_9_
   ret <16 x i16> %shuffle
 }
 
+define <16 x i16> @shuffle_v16i16_02_18_03_19_00_16_01_17_10_26_11_27_08_24_09_25(<16 x i16> %a0, <16 x i16> %a1) {
+; AVX1-LABEL: shuffle_v16i16_02_18_03_19_00_16_01_17_10_26_11_27_08_24_09_25:
+; AVX1:       # BB#0:
+; AVX1-NEXT:    vpunpcklwd {{.*#+}} xmm2 = xmm0[0],xmm1[0],xmm0[1],xmm1[1],xmm0[2],xmm1[2],xmm0[3],xmm1[3]
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm2 = xmm2[2,3,0,1]
+; AVX1-NEXT:    vextractf128 $1, %ymm1, %xmm1
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm0
+; AVX1-NEXT:    vpunpcklwd {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1],xmm0[2],xmm1[2],xmm0[3],xmm1[3]
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm0 = xmm0[2,3,0,1]
+; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm2, %ymm0
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: shuffle_v16i16_02_18_03_19_00_16_01_17_10_26_11_27_08_24_09_25:
+; AVX2:       # BB#0:
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm1 = ymm1[0,1,4,5,4,5,6,7,0,1,0,1,12,13,2,3,16,17,20,21,20,21,22,23,16,17,16,17,28,29,18,19]
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[4,5,2,3,6,7,6,7,0,1,2,3,2,3,14,15,20,21,18,19,22,23,22,23,16,17,18,19,18,19,30,31]
+; AVX2-NEXT:    vpblendw {{.*#+}} ymm0 = ymm0[0],ymm1[1],ymm0[2],ymm1[3],ymm0[4],ymm1[5],ymm0[6],ymm1[7],ymm0[8],ymm1[9],ymm0[10],ymm1[11],ymm0[12],ymm1[13],ymm0[14],ymm1[15]
+; AVX2-NEXT:    retq
+  %1 = shufflevector <16 x i16> %a0, <16 x i16> %a1, <16 x i32> <i32 2, i32 18, i32 3, i32 19, i32 0, i32 16, i32 1, i32 17, i32 10, i32 26, i32 11, i32 27, i32 8, i32 24, i32 9, i32 25>
+  ret <16 x i16> %1
+}
+
+define <16 x i16> @shuffle_v16i16_02_18_03_19_10_26_11_27_00_16_01_17_08_24_09_25(<16 x i16> %a0, <16 x i16> %a1) {
+; AVX1-LABEL: shuffle_v16i16_02_18_03_19_10_26_11_27_00_16_01_17_08_24_09_25:
+; AVX1:       # BB#0:
+; AVX1-NEXT:    vextractf128 $1, %ymm1, %xmm2
+; AVX1-NEXT:    vpunpcklwd {{.*#+}} xmm1 = xmm1[0],xmm2[0],xmm1[1],xmm2[1],xmm1[2],xmm2[2],xmm1[3],xmm2[3]
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm2 = xmm1[0,1,0,1]
+; AVX1-NEXT:    vpshuflw {{.*#+}} xmm2 = xmm2[0,0,2,2,4,5,6,7]
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm3
+; AVX1-NEXT:    vpunpcklwd {{.*#+}} xmm0 = xmm0[0],xmm3[0],xmm0[1],xmm3[1],xmm0[2],xmm3[2],xmm0[3],xmm3[3]
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm3 = xmm0[0,1,0,1]
+; AVX1-NEXT:    vpshufhw {{.*#+}} xmm3 = xmm3[0,1,2,3,5,5,7,7]
+; AVX1-NEXT:    vpblendw {{.*#+}} xmm2 = xmm3[0],xmm2[1],xmm3[2],xmm2[3],xmm3[4],xmm2[5],xmm3[6],xmm2[7]
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm1 = xmm1[2,3,2,3]
+; AVX1-NEXT:    vpshuflw {{.*#+}} xmm1 = xmm1[0,0,2,2,4,5,6,7]
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm0 = xmm0[2,3,2,3]
+; AVX1-NEXT:    vpshufhw {{.*#+}} xmm0 = xmm0[0,1,2,3,5,5,7,7]
+; AVX1-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0],xmm1[1],xmm0[2],xmm1[3],xmm0[4],xmm1[5],xmm0[6],xmm1[7]
+; AVX1-NEXT:    vinsertf128 $1, %xmm2, %ymm0, %ymm0
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: shuffle_v16i16_02_18_03_19_10_26_11_27_00_16_01_17_08_24_09_25:
+; AVX2:       # BB#0:
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm1 = ymm1[0,1,4,5,4,5,6,7,0,1,0,1,12,13,2,3,16,17,20,21,20,21,22,23,16,17,16,17,28,29,18,19]
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[4,5,2,3,6,7,6,7,0,1,2,3,2,3,14,15,20,21,18,19,22,23,22,23,16,17,18,19,18,19,30,31]
+; AVX2-NEXT:    vpblendw {{.*#+}} ymm0 = ymm0[0],ymm1[1],ymm0[2],ymm1[3],ymm0[4],ymm1[5],ymm0[6],ymm1[7],ymm0[8],ymm1[9],ymm0[10],ymm1[11],ymm0[12],ymm1[13],ymm0[14],ymm1[15]
+; AVX2-NEXT:    vpermq {{.*#+}} ymm0 = ymm0[0,2,1,3]
+; AVX2-NEXT:    retq
+  %1 = shufflevector <16 x i16> %a0, <16 x i16> %a1, <16 x i32> <i32 2, i32 18, i32 3, i32 19, i32 0, i32 16, i32 1, i32 17, i32 10, i32 26, i32 11, i32 27, i32 8, i32 24, i32 9, i32 25>
+  %2 = bitcast <16 x i16> %1 to <4 x i64>
+  %3 = shufflevector <4 x i64> %2, <4 x i64> undef, <4 x i32> <i32 0, i32 2, i32 1, i32 3>
+  %4 = bitcast <4 x i64> %3 to <16 x i16>
+  ret <16 x i16> %4
+}
+
 define <16 x i16> @insert_v16i16_0elt_into_zero_vector(i16* %ptr) {
 ; ALL-LABEL: insert_v16i16_0elt_into_zero_vector:
 ; ALL:       # BB#0: