[X86][AVX] Added shuffle concatenation tests

[oota-llvm.git] / test / CodeGen / X86 / vector-shuffle-256-v8.ll

diff --git a/test/CodeGen/X86/vector-shuffle-256-v8.ll b/test/CodeGen/X86/vector-shuffle-256-v8.ll
index bc72e0a6617775c26624e232e67cdda4f6fc5b88..5a19bd6c67701dba79f2cf0e95dec676f92ced6c 100644 (file)
--- a/test/CodeGen/X86/vector-shuffle-256-v8.ll
+++ b/test/CodeGen/X86/vector-shuffle-256-v8.ll
@@ -2098,3 +2098,30 @@ define <8 x i32> @insert_mem_and_zero_v8i32(i32* %ptr) {
   ret <8 x i32> %shuffle
 }
 
+define <8 x i32> @concat_v8i32_0123CDEF(<8 x i32> %a, <8 x i32> %b) {
+; ALL-LABEL: concat_v8i32_0123CDEF:
+; ALL:       # BB#0:
+; ALL-NEXT:    vextractf128 $1, %ymm1, %xmm1
+; ALL-NEXT:    vinsertf128 $1, %xmm1, %ymm0, %ymm0
+; ALL-NEXT:    retq
+  %alo = shufflevector <8 x i32> %a, <8 x i32> undef, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
+  %bhi = shufflevector <8 x i32> %b, <8 x i32> undef, <4 x i32> <i32 4, i32 5, i32 6, i32 7>
+  %shuf = shufflevector <4 x i32> %alo, <4 x i32> %bhi, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7>
+  ret <8 x i32> %shuf
+}
+
+define <8 x i32> @concat_v8i32_4567CDEF_bc(<8 x i32> %a0, <8 x i32> %a1) {
+; ALL-LABEL: concat_v8i32_4567CDEF_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
+  %a0hi = shufflevector <8 x i32> %a0, <8 x i32> %a1, <4 x i32> <i32 4, i32 5, i32 6, i32 7>
+  %a1hi = shufflevector <8 x i32> %a0, <8 x i32> %a1, <4 x i32> <i32 12, i32 13, i32 14, i32 15>
+  %bc0hi = bitcast <4 x i32> %a0hi to <2 x i64>
+  %bc1hi = bitcast <4 x i32> %a1hi to <2 x i64>
+  %shuffle64 = shufflevector <2 x i64> %bc0hi, <2 x i64> %bc1hi, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
+  %shuffle32 = bitcast <4 x i64> %shuffle64 to <8 x i32>
+  ret <8 x i32> %shuffle32
+}