1 files changed, 13 insertions, 20 deletions
diff --git a/llvm/test/CodeGen/X86/vector-shuffle-combining-avx.ll b/llvm/test/CodeGen/X86/vector-shuffle-combining-avx.ll
index 939a27c22c4..9a759e35fee 100644
--- a/llvm/test/CodeGen/X86/vector-shuffle-combining-avx.ll
+++ b/llvm/test/CodeGen/X86/vector-shuffle-combining-avx.ll
@@ -423,23 +423,19 @@ define <4 x i64> @concat_self_v4i64(<2 x i64> %x) {
 ; AVX1:       # %bb.0:
 ; AVX1-NEXT:    # kill: def $xmm0 killed $xmm0 def $ymm0
 ; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm0, %ymm0
-; AVX1-NEXT:    vperm2f128 {{.*#+}} ymm1 = ymm0[2,3,0,1]
-; AVX1-NEXT:    vpermilpd {{.*#+}} ymm1 = ymm1[0,0,3,2]
-; AVX1-NEXT:    vblendpd {{.*#+}} ymm0 = ymm0[0],ymm1[1,2],ymm0[3]
+; AVX1-NEXT:    vpermilpd {{.*#+}} ymm0 = ymm0[0,0,3,3]
 ; AVX1-NEXT:    ret{{[l|q]}}
 ;
 ; AVX2-LABEL: concat_self_v4i64:
 ; AVX2:       # %bb.0:
 ; AVX2-NEXT:    # kill: def $xmm0 killed $xmm0 def $ymm0
-; AVX2-NEXT:    vinsertf128 $1, %xmm0, %ymm0, %ymm0
-; AVX2-NEXT:    vpermpd {{.*#+}} ymm0 = ymm0[0,2,1,3]
+; AVX2-NEXT:    vpermpd {{.*#+}} ymm0 = ymm0[0,0,1,1]
 ; AVX2-NEXT:    ret{{[l|q]}}
 ;
 ; AVX512-LABEL: concat_self_v4i64:
 ; AVX512:       # %bb.0:
 ; AVX512-NEXT:    # kill: def $xmm0 killed $xmm0 def $ymm0
-; AVX512-NEXT:    vinsertf128 $1, %xmm0, %ymm0, %ymm0
-; AVX512-NEXT:    vpermpd {{.*#+}} ymm0 = ymm0[0,2,1,3]
+; AVX512-NEXT:    vpermpd {{.*#+}} ymm0 = ymm0[0,0,1,1]
 ; AVX512-NEXT:    ret{{[l|q]}}
   %cat = shufflevector <2 x i64> %x, <2 x i64> undef, <4 x i32> <i32 0, i32 1, i32 0, i32 1>
   %s = shufflevector <4 x i64> %cat, <4 x i64> undef, <4 x i32> <i32 0, i32 2, i32 1, i32 3>
@@ -449,11 +445,8 @@ define <4 x i64> @concat_self_v4i64(<2 x i64> %x) {
 define <8 x i32> @concat_self_v8i32(<4 x i32> %x) {
 ; AVX1-LABEL: concat_self_v8i32:
 ; AVX1:       # %bb.0:
-; AVX1-NEXT:    # kill: def $xmm0 killed $xmm0 def $ymm0
-; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm0, %ymm1
-; AVX1-NEXT:    vperm2f128 {{.*#+}} ymm1 = ymm1[2,3,0,1]
-; AVX1-NEXT:    vpermilps {{.*#+}} ymm1 = ymm1[3,2,1,0,4,6,5,7]
-; AVX1-NEXT:    vextractf128 $1, %ymm1, %xmm2
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm1 = xmm0[3,2,1,0]
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm2 = xmm0[0,2,1,3]
 ; AVX1-NEXT:    vpaddd %xmm0, %xmm2, %xmm2
 ; AVX1-NEXT:    vpaddd %xmm0, %xmm1, %xmm0
 ; AVX1-NEXT:    vinsertf128 $1, %xmm2, %ymm0, %ymm0
@@ -462,19 +455,19 @@ define <8 x i32> @concat_self_v8i32(<4 x i32> %x) {
 ; AVX2-LABEL: concat_self_v8i32:
 ; AVX2:       # %bb.0:
 ; AVX2-NEXT:    # kill: def $xmm0 killed $xmm0 def $ymm0
-; AVX2-NEXT:    vinserti128 $1, %xmm0, %ymm0, %ymm0
-; AVX2-NEXT:    vmovdqa {{.*#+}} ymm1 = [7,6,5,4,0,2,1,3]
-; AVX2-NEXT:    vpermd %ymm0, %ymm1, %ymm1
-; AVX2-NEXT:    vpaddd %ymm0, %ymm1, %ymm0
+; AVX2-NEXT:    vinserti128 $1, %xmm0, %ymm0, %ymm1
+; AVX2-NEXT:    vmovdqa {{.*#+}} ymm2 = [3,2,1,0,0,2,1,3]
+; AVX2-NEXT:    vpermd %ymm0, %ymm2, %ymm0
+; AVX2-NEXT:    vpaddd %ymm1, %ymm0, %ymm0
 ; AVX2-NEXT:    ret{{[l|q]}}
 ;
 ; AVX512-LABEL: concat_self_v8i32:
 ; AVX512:       # %bb.0:
 ; AVX512-NEXT:    # kill: def $xmm0 killed $xmm0 def $ymm0
-; AVX512-NEXT:    vinserti128 $1, %xmm0, %ymm0, %ymm0
-; AVX512-NEXT:    vmovdqa {{.*#+}} ymm1 = [7,6,5,4,0,2,1,3]
-; AVX512-NEXT:    vpermd %ymm0, %ymm1, %ymm1
-; AVX512-NEXT:    vpaddd %ymm0, %ymm1, %ymm0
+; AVX512-NEXT:    vinserti128 $1, %xmm0, %ymm0, %ymm1
+; AVX512-NEXT:    vmovdqa {{.*#+}} ymm2 = [3,2,1,0,0,2,1,3]
+; AVX512-NEXT:    vpermd %ymm0, %ymm2, %ymm0
+; AVX512-NEXT:    vpaddd %ymm1, %ymm0, %ymm0
 ; AVX512-NEXT:    ret{{[l|q]}}
   %cat = shufflevector <4 x i32> %x, <4 x i32> undef, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 0, i32 1, i32 2, i32 3>
   %s = shufflevector <8 x i32> %cat, <8 x i32> undef, <8 x i32> <i32 7, i32 6, i32 5, i32 4, i32 0, i32 2, i32 1, i32 3>