[X86][AVX] Added shuffle concatenation tests

[oota-llvm.git] / test / CodeGen / X86 / vector-shuffle-256-v16.ll

diff --git a/test/CodeGen/X86/vector-shuffle-256-v16.ll b/test/CodeGen/X86/vector-shuffle-256-v16.ll
index aad37022d2761bc3ed6e2a88f975e43e0344cc54..6683ea2b6a54b7d9c12a86f812bea1803a679f0d 100644 (file)
--- a/test/CodeGen/X86/vector-shuffle-256-v16.ll
+++ b/test/CodeGen/X86/vector-shuffle-256-v16.ll
@@ -3249,3 +3249,42 @@ define <16 x i16> @shuffle_v16i16_23_uu_03_uu_20_20_05_uu_31_uu_11_uu_28_28_13_u
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 23, i32 undef, i32 3, i32 undef, i32 20, i32 20, i32 5, i32 undef, i32 31, i32 undef, i32 11, i32 undef, i32 28, i32 28, i32 13, i32 undef>
   ret <16 x i16> %shuffle
 }
+
+define <16 x i16> @insert_v16i16_0elt_into_zero_vector(i16* %ptr) {
+; ALL-LABEL: insert_v16i16_0elt_into_zero_vector:
+; ALL:       # BB#0:
+; ALL-NEXT:    movzwl (%rdi), %eax
+; ALL-NEXT:    vmovd %eax, %xmm0
+; ALL-NEXT:    retq
+  %val = load i16, i16* %ptr
+  %i0 = insertelement <16 x i16> zeroinitializer, i16 %val, i32 0
+  ret <16 x i16> %i0
+}
+
+define <16 x i16> @concat_v16i16_0_1_2_3_4_5_6_7_24_25_26_27_28_29_30_31(<16 x i16> %a, <16 x i16> %b) {
+; ALL-LABEL: concat_v16i16_0_1_2_3_4_5_6_7_24_25_26_27_28_29_30_31:
+; ALL:       # BB#0:
+; ALL-NEXT:    vextractf128 $1, %ymm1, %xmm1
+; ALL-NEXT:    vinsertf128 $1, %xmm1, %ymm0, %ymm0
+; ALL-NEXT:    retq
+  %alo = shufflevector <16 x i16> %a, <16 x i16> undef, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7>
+  %bhi = shufflevector <16 x i16> %b, <16 x i16> undef, <8 x i32> <i32 8, i32 9, i32 10, i32 11, i32 12, i32 13, i32 14, i32 15>
+  %shuf = shufflevector <8 x i16> %alo, <8 x i16> %bhi, <16 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 8, i32 9, i32 10, i32 11, i32 12, i32 13, i32 14, i32 15>
+  ret <16 x i16> %shuf
+}
+
+define <16 x i16> @concat_v16i16_8_9_10_11_12_13_14_15_24_25_26_27_28_29_30_31_bc(<16 x i16> %a, <16 x i16> %b) {
+; ALL-LABEL: concat_v16i16_8_9_10_11_12_13_14_15_24_25_26_27_28_29_30_31_bc:
+; ALL:       # BB#0:
+; ALL-NEXT:    vextractf128 $1, %ymm0, %xmm0
+; ALL-NEXT:    vextractf128 $1, %ymm1, %xmm1
+; ALL-NEXT:    vinsertf128 $1, %xmm1, %ymm0, %ymm0
+; ALL-NEXT:    retq
+  %ahi = shufflevector <16 x i16> %a, <16 x i16> undef, <8 x i32> <i32 8, i32 9, i32 10, i32 11, i32 12, i32 13, i32 14, i32 15>
+  %bhi = shufflevector <16 x i16> %b, <16 x i16> undef, <8 x i32> <i32 8, i32 9, i32 10, i32 11, i32 12, i32 13, i32 14, i32 15>
+  %bc0hi = bitcast <8 x i16> %ahi to <16 x i8>
+  %bc1hi = bitcast <8 x i16> %bhi to <16 x i8>
+  %shuffle8 = shufflevector <16 x i8> %bc0hi, <16 x i8> %bc1hi, <32 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 8, i32 9, i32 10, i32 11, i32 12, i32 13, i32 14, i32 15, i32 16, i32 17, i32 18, i32 19, i32 20, i32 21, i32 22, i32 23, i32 24, i32 25, i32 26, i32 27, i32 28, i32 29, i32 30, i32 31>
+  %shuffle16 = bitcast <32 x i8> %shuffle8 to <16 x i16>
+  ret <16 x i16> %shuffle16
+}