[x86] Stop shuffling zero vectors. =]

[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 c567ac1dc6274d814aa419d9e5b2a48c9e002b02..c2e06f5fcfaa339ea986af2d43555ea71e40f5f7 100644 (file)
--- a/test/CodeGen/X86/vector-shuffle-256-v16.ll
+++ b/test/CodeGen/X86/vector-shuffle-256-v16.ll
@@ -1,40 +1,37 @@
-; RUN: llc < %s -mcpu=x86-64 -mattr=+avx -x86-experimental-vector-shuffle-lowering | FileCheck %s --check-prefix=ALL --check-prefix=AVX1
-; RUN: llc < %s -mcpu=x86-64 -mattr=+avx2 -x86-experimental-vector-shuffle-lowering | FileCheck %s --check-prefix=ALL --check-prefix=AVX2
+; RUN: llc < %s -mcpu=x86-64 -mattr=+avx -x86-experimental-vector-shuffle-legality | FileCheck %s --check-prefix=ALL --check-prefix=AVX1
+; RUN: llc < %s -mcpu=x86-64 -mattr=+avx2 -x86-experimental-vector-shuffle-legality | FileCheck %s --check-prefix=ALL --check-prefix=AVX2
 
 target triple = "x86_64-unknown-unknown"
 
 define <16 x i16> @shuffle_v16i16_00_00_00_00_00_00_00_00_00_00_00_00_00_00_00_00(<16 x i16> %a, <16 x i16> %b) {
-; AVX1-LABEL: @shuffle_v16i16_00_00_00_00_00_00_00_00_00_00_00_00_00_00_00_00
+; AVX1-LABEL: shuffle_v16i16_00_00_00_00_00_00_00_00_00_00_00_00_00_00_00_00:
 ; AVX1:       # BB#0:
-; AVX1-NEXT:    vpshufb {{.*}} # xmm0 = xmm0[0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1]
+; AVX1-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1]
 ; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm0, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2-LABEL: @shuffle_v16i16_00_00_00_00_00_00_00_00_00_00_00_00_00_00_00_00
+; AVX2-LABEL: shuffle_v16i16_00_00_00_00_00_00_00_00_00_00_00_00_00_00_00_00:
 ; AVX2:       # BB#0:
-; AVX2-NEXT:    vpshufb {{.*}} # xmm0 = xmm0[0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1]
-; AVX2-NEXT:    vinserti128 $1, %xmm0, %ymm0, %ymm0
+; AVX2-NEXT:    vpbroadcastw %xmm0, %ymm0
 ; AVX2-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0>
   ret <16 x i16> %shuffle
 }
 
 define <16 x i16> @shuffle_v16i16_00_00_00_00_00_00_00_00_00_00_00_00_00_00_01_00(<16 x i16> %a, <16 x i16> %b) {
-; AVX1-LABEL: @shuffle_v16i16_00_00_00_00_00_00_00_00_00_00_00_00_00_00_01_00
+; AVX1-LABEL: shuffle_v16i16_00_00_00_00_00_00_00_00_00_00_00_00_00_00_01_00:
 ; AVX1:       # BB#0:
-; AVX1-NEXT:    vpshufd {{.*}} # xmm0 = xmm0[0,1,0,3]
-; AVX1-NEXT:    vpshuflw {{.*}} # xmm0 = xmm0[0,0,0,0,4,5,6,7]
-; AVX1-NEXT:    vpshufhw {{.*}} # xmm1 = xmm0[0,1,2,3,4,4,4,4]
-; AVX1-NEXT:    vpshufhw {{.*}} # xmm0 = xmm0[0,1,2,3,4,4,5,4]
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm0 = xmm0[0,1,0,3]
+; AVX1-NEXT:    vpshuflw {{.*#+}} xmm0 = xmm0[0,0,0,0,4,5,6,7]
+; AVX1-NEXT:    vpshufhw {{.*#+}} xmm1 = xmm0[0,1,2,3,4,4,4,4]
+; AVX1-NEXT:    vpshufhw {{.*#+}} xmm0 = xmm0[0,1,2,3,4,4,5,4]
 ; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2-LABEL: @shuffle_v16i16_00_00_00_00_00_00_00_00_00_00_00_00_00_00_01_00
+; AVX2-LABEL: shuffle_v16i16_00_00_00_00_00_00_00_00_00_00_00_00_00_00_01_00:
 ; AVX2:       # BB#0:
-; AVX2-NEXT:    vpshufd {{.*}} # xmm0 = xmm0[0,1,0,3]
-; AVX2-NEXT:    vpshuflw {{.*}} # xmm0 = xmm0[0,0,0,0,4,5,6,7]
-; AVX2-NEXT:    vpshufhw {{.*}} # xmm1 = xmm0[0,1,2,3,4,4,4,4]
-; AVX2-NEXT:    vpshufhw {{.*}} # xmm0 = xmm0[0,1,2,3,4,4,5,4]
+; AVX2-NEXT:    vpbroadcastw %xmm0, %xmm1
+; AVX2-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[0,1,0,1,0,1,0,1,0,1,0,1,2,3,0,1]
 ; AVX2-NEXT:    vinserti128 $1, %xmm0, %ymm1, %ymm0
 ; AVX2-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 0>
@@ -42,17 +39,17 @@ define <16 x i16> @shuffle_v16i16_00_00_00_00_00_00_00_00_00_00_00_00_00_00_01_0
 }
 
 define <16 x i16> @shuffle_v16i16_00_00_00_00_00_00_00_00_00_00_00_00_00_02_00_00(<16 x i16> %a, <16 x i16> %b) {
-; AVX1-LABEL: @shuffle_v16i16_00_00_00_00_00_00_00_00_00_00_00_00_00_02_00_00
+; AVX1-LABEL: shuffle_v16i16_00_00_00_00_00_00_00_00_00_00_00_00_00_02_00_00:
 ; AVX1:       # BB#0:
-; AVX1-NEXT:    vpshufb {{.*}} # xmm1 = xmm0[0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1]
-; AVX1-NEXT:    vpshufb {{.*}} # xmm0 = xmm0[0,1,0,1,0,1,0,1,0,1,4,5,0,1,0,1]
+; AVX1-NEXT:    vpshufb {{.*#+}} xmm1 = xmm0[0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1]
+; AVX1-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[0,1,0,1,0,1,0,1,0,1,4,5,0,1,0,1]
 ; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2-LABEL: @shuffle_v16i16_00_00_00_00_00_00_00_00_00_00_00_00_00_02_00_00
+; AVX2-LABEL: shuffle_v16i16_00_00_00_00_00_00_00_00_00_00_00_00_00_02_00_00:
 ; AVX2:       # BB#0:
-; AVX2-NEXT:    vpshufb {{.*}} # xmm1 = xmm0[0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1]
-; AVX2-NEXT:    vpshufb {{.*}} # xmm0 = xmm0[0,1,0,1,0,1,0,1,0,1,4,5,0,1,0,1]
+; AVX2-NEXT:    vpbroadcastw %xmm0, %xmm1
+; AVX2-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[0,1,0,1,0,1,0,1,0,1,4,5,0,1,0,1]
 ; AVX2-NEXT:    vinserti128 $1, %xmm0, %ymm1, %ymm0
 ; AVX2-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 2, i32 0, i32 0>
@@ -60,17 +57,17 @@ define <16 x i16> @shuffle_v16i16_00_00_00_00_00_00_00_00_00_00_00_00_00_02_00_0
 }
 
 define <16 x i16> @shuffle_v16i16_00_00_00_00_00_00_00_00_00_00_00_00_03_00_00_00(<16 x i16> %a, <16 x i16> %b) {
-; AVX1-LABEL: @shuffle_v16i16_00_00_00_00_00_00_00_00_00_00_00_00_03_00_00_00
+; AVX1-LABEL: shuffle_v16i16_00_00_00_00_00_00_00_00_00_00_00_00_03_00_00_00:
 ; AVX1:       # BB#0:
-; AVX1-NEXT:    vpshufb {{.*}} # xmm1 = xmm0[0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1]
-; AVX1-NEXT:    vpshufb {{.*}} # xmm0 = xmm0[0,1,0,1,0,1,0,1,6,7,0,1,0,1,0,1]
+; AVX1-NEXT:    vpshufb {{.*#+}} xmm1 = xmm0[0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1]
+; AVX1-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[0,1,0,1,0,1,0,1,6,7,0,1,0,1,0,1]
 ; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2-LABEL: @shuffle_v16i16_00_00_00_00_00_00_00_00_00_00_00_00_03_00_00_00
+; AVX2-LABEL: shuffle_v16i16_00_00_00_00_00_00_00_00_00_00_00_00_03_00_00_00:
 ; AVX2:       # BB#0:
-; AVX2-NEXT:    vpshufb {{.*}} # xmm1 = xmm0[0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1]
-; AVX2-NEXT:    vpshufb {{.*}} # xmm0 = xmm0[0,1,0,1,0,1,0,1,6,7,0,1,0,1,0,1]
+; AVX2-NEXT:    vpbroadcastw %xmm0, %xmm1
+; AVX2-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[0,1,0,1,0,1,0,1,6,7,0,1,0,1,0,1]
 ; AVX2-NEXT:    vinserti128 $1, %xmm0, %ymm1, %ymm0
 ; AVX2-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 3, i32 0, i32 0, i32 0>
@@ -78,17 +75,17 @@ define <16 x i16> @shuffle_v16i16_00_00_00_00_00_00_00_00_00_00_00_00_03_00_00_0
 }
 
 define <16 x i16> @shuffle_v16i16_00_00_00_00_00_00_00_00_00_00_00_04_00_00_00_00(<16 x i16> %a, <16 x i16> %b) {
-; AVX1-LABEL: @shuffle_v16i16_00_00_00_00_00_00_00_00_00_00_00_04_00_00_00_00
+; AVX1-LABEL: shuffle_v16i16_00_00_00_00_00_00_00_00_00_00_00_04_00_00_00_00:
 ; AVX1:       # BB#0:
-; AVX1-NEXT:    vpshufb {{.*}} # xmm1 = xmm0[0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1]
-; AVX1-NEXT:    vpshufb {{.*}} # xmm0 = xmm0[0,1,0,1,0,1,8,9,0,1,0,1,0,1,0,1]
+; AVX1-NEXT:    vpshufb {{.*#+}} xmm1 = xmm0[0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1]
+; AVX1-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[0,1,0,1,0,1,8,9,0,1,0,1,0,1,0,1]
 ; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2-LABEL: @shuffle_v16i16_00_00_00_00_00_00_00_00_00_00_00_04_00_00_00_00
+; AVX2-LABEL: shuffle_v16i16_00_00_00_00_00_00_00_00_00_00_00_04_00_00_00_00:
 ; AVX2:       # BB#0:
-; AVX2-NEXT:    vpshufb {{.*}} # xmm1 = xmm0[0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1]
-; AVX2-NEXT:    vpshufb {{.*}} # xmm0 = xmm0[0,1,0,1,0,1,8,9,0,1,0,1,0,1,0,1]
+; AVX2-NEXT:    vpbroadcastw %xmm0, %xmm1
+; AVX2-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[0,1,0,1,0,1,8,9,0,1,0,1,0,1,0,1]
 ; AVX2-NEXT:    vinserti128 $1, %xmm0, %ymm1, %ymm0
 ; AVX2-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 4, i32 0, i32 0, i32 0, i32 0>
@@ -96,17 +93,17 @@ define <16 x i16> @shuffle_v16i16_00_00_00_00_00_00_00_00_00_00_00_04_00_00_00_0
 }
 
 define <16 x i16> @shuffle_v16i16_00_00_00_00_00_00_00_00_00_00_05_00_00_00_00_00(<16 x i16> %a, <16 x i16> %b) {
-; AVX1-LABEL: @shuffle_v16i16_00_00_00_00_00_00_00_00_00_00_05_00_00_00_00_00
+; AVX1-LABEL: shuffle_v16i16_00_00_00_00_00_00_00_00_00_00_05_00_00_00_00_00:
 ; AVX1:       # BB#0:
-; AVX1-NEXT:    vpshufb {{.*}} # xmm1 = xmm0[0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1]
-; AVX1-NEXT:    vpshufb {{.*}} # xmm0 = xmm0[0,1,0,1,10,11,0,1,0,1,0,1,0,1,0,1]
+; AVX1-NEXT:    vpshufb {{.*#+}} xmm1 = xmm0[0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1]
+; AVX1-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[0,1,0,1,10,11,0,1,0,1,0,1,0,1,0,1]
 ; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2-LABEL: @shuffle_v16i16_00_00_00_00_00_00_00_00_00_00_05_00_00_00_00_00
+; AVX2-LABEL: shuffle_v16i16_00_00_00_00_00_00_00_00_00_00_05_00_00_00_00_00:
 ; AVX2:       # BB#0:
-; AVX2-NEXT:    vpshufb {{.*}} # xmm1 = xmm0[0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1]
-; AVX2-NEXT:    vpshufb {{.*}} # xmm0 = xmm0[0,1,0,1,10,11,0,1,0,1,0,1,0,1,0,1]
+; AVX2-NEXT:    vpbroadcastw %xmm0, %xmm1
+; AVX2-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[0,1,0,1,10,11,0,1,0,1,0,1,0,1,0,1]
 ; AVX2-NEXT:    vinserti128 $1, %xmm0, %ymm1, %ymm0
 ; AVX2-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 5, i32 0, i32 0, i32 0, i32 0, i32 0>
@@ -114,17 +111,17 @@ define <16 x i16> @shuffle_v16i16_00_00_00_00_00_00_00_00_00_00_05_00_00_00_00_0
 }
 
 define <16 x i16> @shuffle_v16i16_00_00_00_00_00_00_00_00_00_06_00_00_00_00_00_00(<16 x i16> %a, <16 x i16> %b) {
-; AVX1-LABEL: @shuffle_v16i16_00_00_00_00_00_00_00_00_00_06_00_00_00_00_00_00
+; AVX1-LABEL: shuffle_v16i16_00_00_00_00_00_00_00_00_00_06_00_00_00_00_00_00:
 ; AVX1:       # BB#0:
-; AVX1-NEXT:    vpshufb {{.*}} # xmm1 = xmm0[0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1]
-; AVX1-NEXT:    vpshufb {{.*}} # xmm0 = xmm0[0,1,12,13,0,1,0,1,0,1,0,1,0,1,0,1]
+; AVX1-NEXT:    vpshufb {{.*#+}} xmm1 = xmm0[0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1]
+; AVX1-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[0,1,12,13,0,1,0,1,0,1,0,1,0,1,0,1]
 ; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2-LABEL: @shuffle_v16i16_00_00_00_00_00_00_00_00_00_06_00_00_00_00_00_00
+; AVX2-LABEL: shuffle_v16i16_00_00_00_00_00_00_00_00_00_06_00_00_00_00_00_00:
 ; AVX2:       # BB#0:
-; AVX2-NEXT:    vpshufb {{.*}} # xmm1 = xmm0[0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1]
-; AVX2-NEXT:    vpshufb {{.*}} # xmm0 = xmm0[0,1,12,13,0,1,0,1,0,1,0,1,0,1,0,1]
+; AVX2-NEXT:    vpbroadcastw %xmm0, %xmm1
+; AVX2-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[0,1,12,13,0,1,0,1,0,1,0,1,0,1,0,1]
 ; AVX2-NEXT:    vinserti128 $1, %xmm0, %ymm1, %ymm0
 ; AVX2-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 6, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0>
@@ -132,17 +129,17 @@ define <16 x i16> @shuffle_v16i16_00_00_00_00_00_00_00_00_00_06_00_00_00_00_00_0
 }
 
 define <16 x i16> @shuffle_v16i16_00_00_00_00_00_00_00_00_07_00_00_00_00_00_00_00(<16 x i16> %a, <16 x i16> %b) {
-; AVX1-LABEL: @shuffle_v16i16_00_00_00_00_00_00_00_00_07_00_00_00_00_00_00_00
+; AVX1-LABEL: shuffle_v16i16_00_00_00_00_00_00_00_00_07_00_00_00_00_00_00_00:
 ; AVX1:       # BB#0:
-; AVX1-NEXT:    vpshufb {{.*}} # xmm1 = xmm0[0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1]
-; AVX1-NEXT:    vpshufb {{.*}} # xmm0 = xmm0[14,15,0,1,0,1,0,1,0,1,0,1,0,1,0,1]
+; AVX1-NEXT:    vpshufb {{.*#+}} xmm1 = xmm0[0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1]
+; AVX1-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[14,15,0,1,0,1,0,1,0,1,0,1,0,1,0,1]
 ; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2-LABEL: @shuffle_v16i16_00_00_00_00_00_00_00_00_07_00_00_00_00_00_00_00
+; AVX2-LABEL: shuffle_v16i16_00_00_00_00_00_00_00_00_07_00_00_00_00_00_00_00:
 ; AVX2:       # BB#0:
-; AVX2-NEXT:    vpshufb {{.*}} # xmm1 = xmm0[0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1]
-; AVX2-NEXT:    vpshufb {{.*}} # xmm0 = xmm0[14,15,0,1,0,1,0,1,0,1,0,1,0,1,0,1]
+; AVX2-NEXT:    vpbroadcastw %xmm0, %xmm1
+; AVX2-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[14,15,0,1,0,1,0,1,0,1,0,1,0,1,0,1]
 ; AVX2-NEXT:    vinserti128 $1, %xmm0, %ymm1, %ymm0
 ; AVX2-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 7, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0>
@@ -150,379 +147,327 @@ define <16 x i16> @shuffle_v16i16_00_00_00_00_00_00_00_00_07_00_00_00_00_00_00_0
 }
 
 define <16 x i16> @shuffle_v16i16_00_00_00_00_00_00_00_08_00_00_00_00_00_00_00_00(<16 x i16> %a, <16 x i16> %b) {
-; AVX1-LABEL: @shuffle_v16i16_00_00_00_00_00_00_00_08_00_00_00_00_00_00_00_00
+; AVX1-LABEL: shuffle_v16i16_00_00_00_00_00_00_00_08_00_00_00_00_00_00_00_00:
 ; AVX1:       # BB#0:
 ; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm1
-; AVX1-NEXT:    vpunpcklwd {{.*}} # xmm1 = xmm0[0],xmm1[0],xmm0[1],xmm1[1],xmm0[2],xmm1[2],xmm0[3],xmm1[3]
-; AVX1-NEXT:    vpshuflw {{.*}} # xmm1 = xmm1[0,0,0,1,4,5,6,7]
-; AVX1-NEXT:    vpshuflw {{.*}} # xmm2 = xmm0[0,0,0,0,4,5,6,7]
-; AVX1-NEXT:    vpunpcklqdq {{.*}} # xmm1 = xmm2[0],xmm1[0]
-; AVX1-NEXT:    vpshufb {{.*}} # xmm0 = xmm0[0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1]
+; AVX1-NEXT:    vpunpcklwd {{.*#+}} xmm1 = xmm0[0],xmm1[0],xmm0[1],xmm1[1],xmm0[2],xmm1[2],xmm0[3],xmm1[3]
+; AVX1-NEXT:    vpshuflw {{.*#+}} xmm1 = xmm1[0,0,0,1,4,5,6,7]
+; AVX1-NEXT:    vpshuflw {{.*#+}} xmm2 = xmm0[0,0,0,0,4,5,6,7]
+; AVX1-NEXT:    vpunpcklqdq {{.*#+}} xmm1 = xmm2[0],xmm1[0]
+; AVX1-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1]
 ; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2-LABEL: @shuffle_v16i16_00_00_00_00_00_00_00_08_00_00_00_00_00_00_00_00
+; AVX2-LABEL: shuffle_v16i16_00_00_00_00_00_00_00_08_00_00_00_00_00_00_00_00:
 ; AVX2:       # BB#0:
-; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm1
-; AVX2-NEXT:    vpunpcklwd {{.*}} # xmm1 = xmm0[0],xmm1[0],xmm0[1],xmm1[1],xmm0[2],xmm1[2],xmm0[3],xmm1[3]
-; AVX2-NEXT:    vpshuflw {{.*}} # xmm1 = xmm1[0,0,0,1,4,5,6,7]
-; AVX2-NEXT:    vpshuflw {{.*}} # xmm2 = xmm0[0,0,0,0,4,5,6,7]
-; AVX2-NEXT:    vpunpcklqdq {{.*}} # xmm1 = xmm2[0],xmm1[0]
-; AVX2-NEXT:    vpshufb {{.*}} # xmm0 = xmm0[0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1]
-; AVX2-NEXT:    vinserti128 $1, %xmm0, %ymm1, %ymm0
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm1 = ymm0[2,3,0,1]
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm1 = ymm1[u,u,u,u,u,u,u,u,u,u,u,u,u,u,0,1,16,17,16,17,16,17,16,17,16,17,16,17,16,17,16,17]
+; AVX2-NEXT:    vpbroadcastw %xmm0, %ymm0
+; AVX2-NEXT:    vmovdqa {{.*#+}} ymm2 = [0,0,0,0,0,0,0,0,0,0,0,0,0,0,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255]
+; AVX2-NEXT:    vpblendvb %ymm2, %ymm1, %ymm0, %ymm0
 ; AVX2-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 8, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0>
   ret <16 x i16> %shuffle
 }
 
 define <16 x i16> @shuffle_v16i16_00_00_00_00_00_00_09_00_00_00_00_00_00_00_00_00(<16 x i16> %a, <16 x i16> %b) {
-; AVX1-LABEL: @shuffle_v16i16_00_00_00_00_00_00_09_00_00_00_00_00_00_00_00_00
+; AVX1-LABEL: shuffle_v16i16_00_00_00_00_00_00_09_00_00_00_00_00_00_00_00_00:
 ; AVX1:       # BB#0:
 ; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm1
-; AVX1-NEXT:    vpunpcklwd {{.*}} # xmm1 = xmm0[0],xmm1[0],xmm0[1],xmm1[1],xmm0[2],xmm1[2],xmm0[3],xmm1[3]
-; AVX1-NEXT:    vpshuflw {{.*}} # xmm1 = xmm1[0,0,3,0,4,5,6,7]
-; AVX1-NEXT:    vpshuflw {{.*}} # xmm2 = xmm0[0,0,0,0,4,5,6,7]
-; AVX1-NEXT:    vpunpcklqdq {{.*}} # xmm1 = xmm2[0],xmm1[0]
-; AVX1-NEXT:    vpshufb {{.*}} # xmm0 = xmm0[0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1]
+; AVX1-NEXT:    vpunpcklwd {{.*#+}} xmm1 = xmm0[0],xmm1[0],xmm0[1],xmm1[1],xmm0[2],xmm1[2],xmm0[3],xmm1[3]
+; AVX1-NEXT:    vpshuflw {{.*#+}} xmm1 = xmm1[0,0,3,0,4,5,6,7]
+; AVX1-NEXT:    vpshuflw {{.*#+}} xmm2 = xmm0[0,0,0,0,4,5,6,7]
+; AVX1-NEXT:    vpunpcklqdq {{.*#+}} xmm1 = xmm2[0],xmm1[0]
+; AVX1-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1]
 ; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2-LABEL: @shuffle_v16i16_00_00_00_00_00_00_09_00_00_00_00_00_00_00_00_00
+; AVX2-LABEL: shuffle_v16i16_00_00_00_00_00_00_09_00_00_00_00_00_00_00_00_00:
 ; AVX2:       # BB#0:
-; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm1
-; AVX2-NEXT:    vpunpcklwd {{.*}} # xmm1 = xmm0[0],xmm1[0],xmm0[1],xmm1[1],xmm0[2],xmm1[2],xmm0[3],xmm1[3]
-; AVX2-NEXT:    vpshuflw {{.*}} # xmm1 = xmm1[0,0,3,0,4,5,6,7]
-; AVX2-NEXT:    vpshuflw {{.*}} # xmm2 = xmm0[0,0,0,0,4,5,6,7]
-; AVX2-NEXT:    vpunpcklqdq {{.*}} # xmm1 = xmm2[0],xmm1[0]
-; AVX2-NEXT:    vpshufb {{.*}} # xmm0 = xmm0[0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1]
-; AVX2-NEXT:    vinserti128 $1, %xmm0, %ymm1, %ymm0
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm1 = ymm0[2,3,0,1]
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm1 = ymm1[u,u,u,u,u,u,u,u,u,u,u,u,2,3,u,u,16,17,16,17,16,17,16,17,16,17,16,17,16,17,16,17]
+; AVX2-NEXT:    vpbroadcastw %xmm0, %ymm0
+; AVX2-NEXT:    vmovdqa {{.*#+}} ymm2 = [0,0,0,0,0,0,0,0,0,0,0,0,255,255,0,0,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255]
+; AVX2-NEXT:    vpblendvb %ymm2, %ymm1, %ymm0, %ymm0
 ; AVX2-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 9, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0>
   ret <16 x i16> %shuffle
 }
 
 define <16 x i16> @shuffle_v16i16_00_00_00_00_00_10_00_00_00_00_00_00_00_00_00_00(<16 x i16> %a, <16 x i16> %b) {
-; AVX1-LABEL: @shuffle_v16i16_00_00_00_00_00_10_00_00_00_00_00_00_00_00_00_00
+; AVX1-LABEL: shuffle_v16i16_00_00_00_00_00_10_00_00_00_00_00_00_00_00_00_00:
 ; AVX1:       # BB#0:
 ; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm1
-; AVX1-NEXT:    vpunpcklwd {{.*}} # xmm1 = xmm0[0],xmm1[0],xmm0[1],xmm1[1],xmm0[2],xmm1[2],xmm0[3],xmm1[3]
-; AVX1-NEXT:    vpshufd {{.*}} # xmm1 = xmm1[0,2,2,3]
-; AVX1-NEXT:    vpshuflw {{.*}} # xmm1 = xmm1[0,3,0,0,4,5,6,7]
-; AVX1-NEXT:    vpshuflw {{.*}} # xmm2 = xmm0[0,0,0,0,4,5,6,7]
-; AVX1-NEXT:    vpunpcklqdq {{.*}} # xmm1 = xmm2[0],xmm1[0]
-; AVX1-NEXT:    vpshufb {{.*}} # xmm0 = xmm0[0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1]
+; AVX1-NEXT:    vpunpcklwd {{.*#+}} xmm1 = xmm0[0],xmm1[0],xmm0[1],xmm1[1],xmm0[2],xmm1[2],xmm0[3],xmm1[3]
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm1 = xmm1[0,2,2,3]
+; AVX1-NEXT:    vpshuflw {{.*#+}} xmm1 = xmm1[0,3,0,0,4,5,6,7]
+; AVX1-NEXT:    vpshuflw {{.*#+}} xmm2 = xmm0[0,0,0,0,4,5,6,7]
+; AVX1-NEXT:    vpunpcklqdq {{.*#+}} xmm1 = xmm2[0],xmm1[0]
+; AVX1-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1]
 ; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2-LABEL: @shuffle_v16i16_00_00_00_00_00_10_00_00_00_00_00_00_00_00_00_00
+; AVX2-LABEL: shuffle_v16i16_00_00_00_00_00_10_00_00_00_00_00_00_00_00_00_00:
 ; AVX2:       # BB#0:
-; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm1
-; AVX2-NEXT:    vpunpcklwd {{.*}} # xmm1 = xmm0[0],xmm1[0],xmm0[1],xmm1[1],xmm0[2],xmm1[2],xmm0[3],xmm1[3]
-; AVX2-NEXT:    vpshufd {{.*}} # xmm1 = xmm1[0,2,2,3]
-; AVX2-NEXT:    vpshuflw {{.*}} # xmm1 = xmm1[0,3,0,0,4,5,6,7]
-; AVX2-NEXT:    vpshuflw {{.*}} # xmm2 = xmm0[0,0,0,0,4,5,6,7]
-; AVX2-NEXT:    vpunpcklqdq {{.*}} # xmm1 = xmm2[0],xmm1[0]
-; AVX2-NEXT:    vpshufb {{.*}} # xmm0 = xmm0[0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1]
-; AVX2-NEXT:    vinserti128 $1, %xmm0, %ymm1, %ymm0
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm1 = ymm0[2,3,0,1]
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm1 = ymm1[u,u,u,u,u,u,u,u,u,u,4,5,u,u,u,u,16,17,16,17,16,17,16,17,16,17,16,17,16,17,16,17]
+; AVX2-NEXT:    vpbroadcastw %xmm0, %ymm0
+; AVX2-NEXT:    vmovdqa {{.*#+}} ymm2 = [0,0,0,0,0,0,0,0,0,0,255,255,0,0,0,0,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255]
+; AVX2-NEXT:    vpblendvb %ymm2, %ymm1, %ymm0, %ymm0
 ; AVX2-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 10, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0>
   ret <16 x i16> %shuffle
 }
 
 define <16 x i16> @shuffle_v16i16_00_00_00_00_11_00_00_00_00_00_00_00_00_00_00_00(<16 x i16> %a, <16 x i16> %b) {
-; AVX1-LABEL: @shuffle_v16i16_00_00_00_00_11_00_00_00_00_00_00_00_00_00_00_00
+; AVX1-LABEL: shuffle_v16i16_00_00_00_00_11_00_00_00_00_00_00_00_00_00_00_00:
 ; AVX1:       # BB#0:
 ; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm1
-; AVX1-NEXT:    vpunpcklwd {{.*}} # xmm1 = xmm0[0],xmm1[0],xmm0[1],xmm1[1],xmm0[2],xmm1[2],xmm0[3],xmm1[3]
-; AVX1-NEXT:    vpshufd {{.*}} # xmm1 = xmm1[0,3,2,3]
-; AVX1-NEXT:    vpshuflw {{.*}} # xmm1 = xmm1[3,0,0,0,4,5,6,7]
-; AVX1-NEXT:    vpshuflw {{.*}} # xmm2 = xmm0[0,0,0,0,4,5,6,7]
-; AVX1-NEXT:    vpunpcklqdq {{.*}} # xmm1 = xmm2[0],xmm1[0]
-; AVX1-NEXT:    vpshufb {{.*}} # xmm0 = xmm0[0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1]
+; AVX1-NEXT:    vpunpcklwd {{.*#+}} xmm1 = xmm0[0],xmm1[0],xmm0[1],xmm1[1],xmm0[2],xmm1[2],xmm0[3],xmm1[3]
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm1 = xmm1[0,3,2,3]
+; AVX1-NEXT:    vpshuflw {{.*#+}} xmm1 = xmm1[3,0,0,0,4,5,6,7]
+; AVX1-NEXT:    vpshuflw {{.*#+}} xmm2 = xmm0[0,0,0,0,4,5,6,7]
+; AVX1-NEXT:    vpunpcklqdq {{.*#+}} xmm1 = xmm2[0],xmm1[0]
+; AVX1-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1]
 ; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2-LABEL: @shuffle_v16i16_00_00_00_00_11_00_00_00_00_00_00_00_00_00_00_00
+; AVX2-LABEL: shuffle_v16i16_00_00_00_00_11_00_00_00_00_00_00_00_00_00_00_00:
 ; AVX2:       # BB#0:
-; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm1
-; AVX2-NEXT:    vpunpcklwd {{.*}} # xmm1 = xmm0[0],xmm1[0],xmm0[1],xmm1[1],xmm0[2],xmm1[2],xmm0[3],xmm1[3]
-; AVX2-NEXT:    vpshufd {{.*}} # xmm1 = xmm1[0,3,2,3]
-; AVX2-NEXT:    vpshuflw {{.*}} # xmm1 = xmm1[3,0,0,0,4,5,6,7]
-; AVX2-NEXT:    vpshuflw {{.*}} # xmm2 = xmm0[0,0,0,0,4,5,6,7]
-; AVX2-NEXT:    vpunpcklqdq {{.*}} # xmm1 = xmm2[0],xmm1[0]
-; AVX2-NEXT:    vpshufb {{.*}} # xmm0 = xmm0[0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1]
-; AVX2-NEXT:    vinserti128 $1, %xmm0, %ymm1, %ymm0
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm1 = ymm0[2,3,0,1]
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm1 = ymm1[u,u,u,u,u,u,u,u,6,7,u,u,u,u,u,u,16,17,16,17,16,17,16,17,16,17,16,17,16,17,16,17]
+; AVX2-NEXT:    vpbroadcastw %xmm0, %ymm0
+; AVX2-NEXT:    vmovdqa {{.*#+}} ymm2 = [0,0,0,0,0,0,0,0,255,255,0,0,0,0,0,0,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255]
+; AVX2-NEXT:    vpblendvb %ymm2, %ymm1, %ymm0, %ymm0
 ; AVX2-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 0, i32 0, i32 0, i32 0, i32 11, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0>
   ret <16 x i16> %shuffle
 }
 
 define <16 x i16> @shuffle_v16i16_00_00_00_12_00_00_00_00_00_00_00_00_00_00_00_00(<16 x i16> %a, <16 x i16> %b) {
-; AVX1-LABEL: @shuffle_v16i16_00_00_00_12_00_00_00_00_00_00_00_00_00_00_00_00
+; AVX1-LABEL: shuffle_v16i16_00_00_00_12_00_00_00_00_00_00_00_00_00_00_00_00:
 ; AVX1:       # BB#0:
 ; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm1
-; AVX1-NEXT:    vpshufd {{.*}} # xmm1 = xmm1[2,3,0,1]
-; AVX1-NEXT:    vpunpcklwd {{.*}} # xmm1 = xmm0[0],xmm1[0],xmm0[1],xmm1[1],xmm0[2],xmm1[2],xmm0[3],xmm1[3]
-; AVX1-NEXT:    vpshuflw {{.*}} # xmm1 = xmm1[0,0,0,1,4,5,6,7]
-; AVX1-NEXT:    vpshuflw {{.*}} # xmm2 = xmm0[0,0,0,0,4,5,6,7]
-; AVX1-NEXT:    vpunpcklqdq {{.*}} # xmm1 = xmm1[0],xmm2[0]
-; AVX1-NEXT:    vpshufb {{.*}} # xmm0 = xmm0[0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1]
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm1 = xmm1[2,3,0,1]
+; AVX1-NEXT:    vpunpcklwd {{.*#+}} xmm1 = xmm0[0],xmm1[0],xmm0[1],xmm1[1],xmm0[2],xmm1[2],xmm0[3],xmm1[3]
+; AVX1-NEXT:    vpshuflw {{.*#+}} xmm1 = xmm1[0,0,0,1,4,5,6,7]
+; AVX1-NEXT:    vpshuflw {{.*#+}} xmm2 = xmm0[0,0,0,0,4,5,6,7]
+; AVX1-NEXT:    vpunpcklqdq {{.*#+}} xmm1 = xmm1[0],xmm2[0]
+; AVX1-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1]
 ; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2-LABEL: @shuffle_v16i16_00_00_00_12_00_00_00_00_00_00_00_00_00_00_00_00
+; AVX2-LABEL: shuffle_v16i16_00_00_00_12_00_00_00_00_00_00_00_00_00_00_00_00:
 ; AVX2:       # BB#0:
-; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm1
-; AVX2-NEXT:    vpshufd {{.*}} # xmm1 = xmm1[2,3,0,1]
-; AVX2-NEXT:    vpunpcklwd {{.*}} # xmm1 = xmm0[0],xmm1[0],xmm0[1],xmm1[1],xmm0[2],xmm1[2],xmm0[3],xmm1[3]
-; AVX2-NEXT:    vpshuflw {{.*}} # xmm1 = xmm1[0,0,0,1,4,5,6,7]
-; AVX2-NEXT:    vpshuflw {{.*}} # xmm2 = xmm0[0,0,0,0,4,5,6,7]
-; AVX2-NEXT:    vpunpcklqdq {{.*}} # xmm1 = xmm1[0],xmm2[0]
-; AVX2-NEXT:    vpshufb {{.*}} # xmm0 = xmm0[0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1]
-; AVX2-NEXT:    vinserti128 $1, %xmm0, %ymm1, %ymm0
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm1 = ymm0[2,3,0,1]
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm1 = ymm1[u,u,u,u,u,u,8,9,u,u,u,u,u,u,u,u,16,17,16,17,16,17,16,17,16,17,16,17,16,17,16,17]
+; AVX2-NEXT:    vpbroadcastw %xmm0, %ymm0
+; AVX2-NEXT:    vmovdqa {{.*#+}} ymm2 = [0,0,0,0,0,0,255,255,0,0,0,0,0,0,0,0,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255]
+; AVX2-NEXT:    vpblendvb %ymm2, %ymm1, %ymm0, %ymm0
 ; AVX2-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 0, i32 0, i32 0, i32 12, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0>
   ret <16 x i16> %shuffle
 }
 
 define <16 x i16> @shuffle_v16i16_00_00_13_00_00_00_00_00_00_00_00_00_00_00_00_00(<16 x i16> %a, <16 x i16> %b) {
-; AVX1-LABEL: @shuffle_v16i16_00_00_13_00_00_00_00_00_00_00_00_00_00_00_00_00
+; AVX1-LABEL: shuffle_v16i16_00_00_13_00_00_00_00_00_00_00_00_00_00_00_00_00:
 ; AVX1:       # BB#0:
 ; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm1
-; AVX1-NEXT:    vpshufd {{.*}} # xmm1 = xmm1[2,3,0,1]
-; AVX1-NEXT:    vpunpcklwd {{.*}} # xmm1 = xmm0[0],xmm1[0],xmm0[1],xmm1[1],xmm0[2],xmm1[2],xmm0[3],xmm1[3]
-; AVX1-NEXT:    vpshuflw {{.*}} # xmm1 = xmm1[0,0,3,0,4,5,6,7]
-; AVX1-NEXT:    vpshuflw {{.*}} # xmm2 = xmm0[0,0,0,0,4,5,6,7]
-; AVX1-NEXT:    vpunpcklqdq {{.*}} # xmm1 = xmm1[0],xmm2[0]
-; AVX1-NEXT:    vpshufb {{.*}} # xmm0 = xmm0[0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1]
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm1 = xmm1[2,3,0,1]
+; AVX1-NEXT:    vpunpcklwd {{.*#+}} xmm1 = xmm0[0],xmm1[0],xmm0[1],xmm1[1],xmm0[2],xmm1[2],xmm0[3],xmm1[3]
+; AVX1-NEXT:    vpshuflw {{.*#+}} xmm1 = xmm1[0,0,3,0,4,5,6,7]
+; AVX1-NEXT:    vpshuflw {{.*#+}} xmm2 = xmm0[0,0,0,0,4,5,6,7]
+; AVX1-NEXT:    vpunpcklqdq {{.*#+}} xmm1 = xmm1[0],xmm2[0]
+; AVX1-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1]
 ; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2-LABEL: @shuffle_v16i16_00_00_13_00_00_00_00_00_00_00_00_00_00_00_00_00
+; AVX2-LABEL: shuffle_v16i16_00_00_13_00_00_00_00_00_00_00_00_00_00_00_00_00:
 ; AVX2:       # BB#0:
-; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm1
-; AVX2-NEXT:    vpshufd {{.*}} # xmm1 = xmm1[2,3,0,1]
-; AVX2-NEXT:    vpunpcklwd {{.*}} # xmm1 = xmm0[0],xmm1[0],xmm0[1],xmm1[1],xmm0[2],xmm1[2],xmm0[3],xmm1[3]
-; AVX2-NEXT:    vpshuflw {{.*}} # xmm1 = xmm1[0,0,3,0,4,5,6,7]
-; AVX2-NEXT:    vpshuflw {{.*}} # xmm2 = xmm0[0,0,0,0,4,5,6,7]
-; AVX2-NEXT:    vpunpcklqdq {{.*}} # xmm1 = xmm1[0],xmm2[0]
-; AVX2-NEXT:    vpshufb {{.*}} # xmm0 = xmm0[0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1]
-; AVX2-NEXT:    vinserti128 $1, %xmm0, %ymm1, %ymm0
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm1 = ymm0[2,3,0,1]
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm1 = ymm1[u,u,u,u,10,11,u,u,u,u,u,u,u,u,u,u,16,17,16,17,16,17,16,17,16,17,16,17,16,17,16,17]
+; AVX2-NEXT:    vpbroadcastw %xmm0, %ymm0
+; AVX2-NEXT:    vmovdqa {{.*#+}} ymm2 = [0,0,0,0,255,255,0,0,0,0,0,0,0,0,0,0,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255]
+; AVX2-NEXT:    vpblendvb %ymm2, %ymm1, %ymm0, %ymm0
 ; AVX2-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 0, i32 0, i32 13, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0>
   ret <16 x i16> %shuffle
 }
 
 define <16 x i16> @shuffle_v16i16_00_14_00_00_00_00_00_00_00_00_00_00_00_00_00_00(<16 x i16> %a, <16 x i16> %b) {
-; AVX1-LABEL: @shuffle_v16i16_00_14_00_00_00_00_00_00_00_00_00_00_00_00_00_00
+; AVX1-LABEL: shuffle_v16i16_00_14_00_00_00_00_00_00_00_00_00_00_00_00_00_00:
 ; AVX1:       # BB#0:
 ; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm1
-; AVX1-NEXT:    vpshufd {{.*}} # xmm1 = xmm1[2,3,0,1]
-; AVX1-NEXT:    vpunpcklwd {{.*}} # xmm1 = xmm0[0],xmm1[0],xmm0[1],xmm1[1],xmm0[2],xmm1[2],xmm0[3],xmm1[3]
-; AVX1-NEXT:    vpshufd {{.*}} # xmm1 = xmm1[0,2,2,3]
-; AVX1-NEXT:    vpshuflw {{.*}} # xmm1 = xmm1[0,3,0,0,4,5,6,7]
-; AVX1-NEXT:    vpshuflw {{.*}} # xmm2 = xmm0[0,0,0,0,4,5,6,7]
-; AVX1-NEXT:    vpunpcklqdq {{.*}} # xmm1 = xmm1[0],xmm2[0]
-; AVX1-NEXT:    vpshufb {{.*}} # xmm0 = xmm0[0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1]
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm1 = xmm1[2,3,0,1]
+; AVX1-NEXT:    vpunpcklwd {{.*#+}} xmm1 = xmm0[0],xmm1[0],xmm0[1],xmm1[1],xmm0[2],xmm1[2],xmm0[3],xmm1[3]
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm1 = xmm1[0,2,2,3]
+; AVX1-NEXT:    vpshuflw {{.*#+}} xmm1 = xmm1[0,3,0,0,4,5,6,7]
+; AVX1-NEXT:    vpshuflw {{.*#+}} xmm2 = xmm0[0,0,0,0,4,5,6,7]
+; AVX1-NEXT:    vpunpcklqdq {{.*#+}} xmm1 = xmm1[0],xmm2[0]
+; AVX1-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1]
 ; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2-LABEL: @shuffle_v16i16_00_14_00_00_00_00_00_00_00_00_00_00_00_00_00_00
+; AVX2-LABEL: shuffle_v16i16_00_14_00_00_00_00_00_00_00_00_00_00_00_00_00_00:
 ; AVX2:       # BB#0:
-; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm1
-; AVX2-NEXT:    vpshufd {{.*}} # xmm1 = xmm1[2,3,0,1]
-; AVX2-NEXT:    vpunpcklwd {{.*}} # xmm1 = xmm0[0],xmm1[0],xmm0[1],xmm1[1],xmm0[2],xmm1[2],xmm0[3],xmm1[3]
-; AVX2-NEXT:    vpshufd {{.*}} # xmm1 = xmm1[0,2,2,3]
-; AVX2-NEXT:    vpshuflw {{.*}} # xmm1 = xmm1[0,3,0,0,4,5,6,7]
-; AVX2-NEXT:    vpshuflw {{.*}} # xmm2 = xmm0[0,0,0,0,4,5,6,7]
-; AVX2-NEXT:    vpunpcklqdq {{.*}} # xmm1 = xmm1[0],xmm2[0]
-; AVX2-NEXT:    vpshufb {{.*}} # xmm0 = xmm0[0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1]
-; AVX2-NEXT:    vinserti128 $1, %xmm0, %ymm1, %ymm0
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm1 = ymm0[2,3,0,1]
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm1 = ymm1[u,u,12,13,u,u,u,u,u,u,u,u,u,u,u,u,16,17,16,17,16,17,16,17,16,17,16,17,16,17,16,17]
+; AVX2-NEXT:    vpbroadcastw %xmm0, %ymm0
+; AVX2-NEXT:    vmovdqa {{.*#+}} ymm2 = [0,0,255,255,0,0,0,0,0,0,0,0,0,0,0,0,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255]
+; AVX2-NEXT:    vpblendvb %ymm2, %ymm1, %ymm0, %ymm0
 ; AVX2-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 0, i32 14, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0>
   ret <16 x i16> %shuffle
 }
 
 define <16 x i16> @shuffle_v16i16_15_00_00_00_00_00_00_00_00_00_00_00_00_00_00_00(<16 x i16> %a, <16 x i16> %b) {
-; AVX1-LABEL: @shuffle_v16i16_15_00_00_00_00_00_00_00_00_00_00_00_00_00_00_00
+; AVX1-LABEL: shuffle_v16i16_15_00_00_00_00_00_00_00_00_00_00_00_00_00_00_00:
 ; AVX1:       # BB#0:
 ; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm1
-; AVX1-NEXT:    vpshufd {{.*}} # xmm1 = xmm1[2,3,0,1]
-; AVX1-NEXT:    vpunpcklwd {{.*}} # xmm1 = xmm0[0],xmm1[0],xmm0[1],xmm1[1],xmm0[2],xmm1[2],xmm0[3],xmm1[3]
-; AVX1-NEXT:    vpshufd {{.*}} # xmm1 = xmm1[0,3,2,3]
-; AVX1-NEXT:    vpshuflw {{.*}} # xmm1 = xmm1[3,0,0,0,4,5,6,7]
-; AVX1-NEXT:    vpshuflw {{.*}} # xmm2 = xmm0[0,0,0,0,4,5,6,7]
-; AVX1-NEXT:    vpunpcklqdq {{.*}} # xmm1 = xmm1[0],xmm2[0]
-; AVX1-NEXT:    vpshufb {{.*}} # xmm0 = xmm0[0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1]
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm1 = xmm1[2,3,0,1]
+; AVX1-NEXT:    vpunpcklwd {{.*#+}} xmm1 = xmm0[0],xmm1[0],xmm0[1],xmm1[1],xmm0[2],xmm1[2],xmm0[3],xmm1[3]
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm1 = xmm1[0,3,2,3]
+; AVX1-NEXT:    vpshuflw {{.*#+}} xmm1 = xmm1[3,0,0,0,4,5,6,7]
+; AVX1-NEXT:    vpshuflw {{.*#+}} xmm2 = xmm0[0,0,0,0,4,5,6,7]
+; AVX1-NEXT:    vpunpcklqdq {{.*#+}} xmm1 = xmm1[0],xmm2[0]
+; AVX1-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1]
 ; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2-LABEL: @shuffle_v16i16_15_00_00_00_00_00_00_00_00_00_00_00_00_00_00_00
+; AVX2-LABEL: shuffle_v16i16_15_00_00_00_00_00_00_00_00_00_00_00_00_00_00_00:
 ; AVX2:       # BB#0:
-; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm1
-; AVX2-NEXT:    vpshufd {{.*}} # xmm1 = xmm1[2,3,0,1]
-; AVX2-NEXT:    vpunpcklwd {{.*}} # xmm1 = xmm0[0],xmm1[0],xmm0[1],xmm1[1],xmm0[2],xmm1[2],xmm0[3],xmm1[3]
-; AVX2-NEXT:    vpshufd {{.*}} # xmm1 = xmm1[0,3,2,3]
-; AVX2-NEXT:    vpshuflw {{.*}} # xmm1 = xmm1[3,0,0,0,4,5,6,7]
-; AVX2-NEXT:    vpshuflw {{.*}} # xmm2 = xmm0[0,0,0,0,4,5,6,7]
-; AVX2-NEXT:    vpunpcklqdq {{.*}} # xmm1 = xmm1[0],xmm2[0]
-; AVX2-NEXT:    vpshufb {{.*}} # xmm0 = xmm0[0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1]
-; AVX2-NEXT:    vinserti128 $1, %xmm0, %ymm1, %ymm0
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm1 = ymm0[2,3,0,1]
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm1 = ymm1[14,15,u,u,u,u,u,u,u,u,u,u,u,u,u,u,16,17,16,17,16,17,16,17,16,17,16,17,16,17,16,17]
+; AVX2-NEXT:    vpbroadcastw %xmm0, %ymm0
+; AVX2-NEXT:    vmovdqa {{.*#+}} ymm2 = [255,255,0,0,0,0,0,0,0,0,0,0,0,0,0,0,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255]
+; AVX2-NEXT:    vpblendvb %ymm2, %ymm1, %ymm0, %ymm0
 ; AVX2-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 15, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0>
   ret <16 x i16> %shuffle
 }
 
 define <16 x i16> @shuffle_v16i16_00_00_00_00_00_00_00_00_08_08_08_08_08_08_08_08(<16 x i16> %a, <16 x i16> %b) {
-; AVX1-LABEL: @shuffle_v16i16_00_00_00_00_00_00_00_00_08_08_08_08_08_08_08_08
+; AVX1-LABEL: shuffle_v16i16_00_00_00_00_00_00_00_00_08_08_08_08_08_08_08_08:
 ; AVX1:       # BB#0:
 ; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm1
-; AVX1-NEXT:    vmovdqa .LCPI16_0(%rip), %xmm2
+; AVX1-NEXT:    vmovdqa {{.*#+}} xmm2 = [0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1]
 ; AVX1-NEXT:    vpshufb %xmm2, %xmm1, %xmm1
 ; AVX1-NEXT:    vpshufb %xmm2, %xmm0, %xmm0
 ; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm0, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2-LABEL: @shuffle_v16i16_00_00_00_00_00_00_00_00_08_08_08_08_08_08_08_08
+; AVX2-LABEL: shuffle_v16i16_00_00_00_00_00_00_00_00_08_08_08_08_08_08_08_08:
 ; AVX2:       # BB#0:
-; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm1
-; AVX2-NEXT:    vmovdqa .LCPI16_0(%rip), %xmm2
-; AVX2-NEXT:    vpshufb %xmm2, %xmm1, %xmm1
-; AVX2-NEXT:    vpshufb %xmm2, %xmm0, %xmm0
-; AVX2-NEXT:    vinserti128 $1, %xmm1, %ymm0, %ymm0
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,16,17,16,17,16,17,16,17,16,17,16,17,16,17,16,17]
 ; AVX2-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 8, i32 8, i32 8, i32 8, i32 8, i32 8, i32 8, i32 8>
   ret <16 x i16> %shuffle
 }
 
 define <16 x i16> @shuffle_v16i16_07_07_07_07_07_07_07_07_15_15_15_15_15_15_15_15(<16 x i16> %a, <16 x i16> %b) {
-; AVX1-LABEL: @shuffle_v16i16_07_07_07_07_07_07_07_07_15_15_15_15_15_15_15_15
+; AVX1-LABEL: shuffle_v16i16_07_07_07_07_07_07_07_07_15_15_15_15_15_15_15_15:
 ; AVX1:       # BB#0:
 ; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm1
-; AVX1-NEXT:    vmovdqa .LCPI17_0(%rip), %xmm2
+; AVX1-NEXT:    vmovdqa {{.*#+}} xmm2 = [14,15,14,15,14,15,14,15,14,15,14,15,14,15,14,15]
 ; AVX1-NEXT:    vpshufb %xmm2, %xmm1, %xmm1
 ; AVX1-NEXT:    vpshufb %xmm2, %xmm0, %xmm0
 ; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm0, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2-LABEL: @shuffle_v16i16_07_07_07_07_07_07_07_07_15_15_15_15_15_15_15_15
+; AVX2-LABEL: shuffle_v16i16_07_07_07_07_07_07_07_07_15_15_15_15_15_15_15_15:
 ; AVX2:       # BB#0:
-; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm1
-; AVX2-NEXT:    vmovdqa .LCPI17_0(%rip), %xmm2
-; AVX2-NEXT:    vpshufb %xmm2, %xmm1, %xmm1
-; AVX2-NEXT:    vpshufb %xmm2, %xmm0, %xmm0
-; AVX2-NEXT:    vinserti128 $1, %xmm1, %ymm0, %ymm0
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[14,15,14,15,14,15,14,15,14,15,14,15,14,15,14,15,30,31,30,31,30,31,30,31,30,31,30,31,30,31,30,31]
 ; AVX2-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7, i32 15, i32 15, i32 15, i32 15, i32 15, i32 15, i32 15, i32 15>
   ret <16 x i16> %shuffle
 }
 
 define <16 x i16> @shuffle_v16i16_00_00_00_00_04_04_04_04_08_08_08_08_12_12_12_12(<16 x i16> %a, <16 x i16> %b) {
-; AVX1-LABEL: @shuffle_v16i16_00_00_00_00_04_04_04_04_08_08_08_08_12_12_12_12
+; AVX1-LABEL: shuffle_v16i16_00_00_00_00_04_04_04_04_08_08_08_08_12_12_12_12:
 ; AVX1:       # BB#0:
-; AVX1-NEXT:    vpshuflw {{.*}} # xmm1 = xmm0[0,0,0,0,4,5,6,7]
-; AVX1-NEXT:    vpshufhw {{.*}} # xmm1 = xmm1[0,1,2,3,4,4,4,4]
+; AVX1-NEXT:    vpshuflw {{.*#+}} xmm1 = xmm0[0,0,0,0,4,5,6,7]
+; AVX1-NEXT:    vpshufhw {{.*#+}} xmm1 = xmm1[0,1,2,3,4,4,4,4]
 ; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm0
-; AVX1-NEXT:    vpshuflw {{.*}} # xmm0 = xmm0[0,0,0,0,4,5,6,7]
-; AVX1-NEXT:    vpshufhw {{.*}} # xmm0 = xmm0[0,1,2,3,4,4,4,4]
+; AVX1-NEXT:    vpshuflw {{.*#+}} xmm0 = xmm0[0,0,0,0,4,5,6,7]
+; AVX1-NEXT:    vpshufhw {{.*#+}} xmm0 = xmm0[0,1,2,3,4,4,4,4]
 ; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2-LABEL: @shuffle_v16i16_00_00_00_00_04_04_04_04_08_08_08_08_12_12_12_12
+; AVX2-LABEL: shuffle_v16i16_00_00_00_00_04_04_04_04_08_08_08_08_12_12_12_12:
 ; AVX2:       # BB#0:
-; AVX2-NEXT:    vpshuflw {{.*}} # xmm1 = xmm0[0,0,0,0,4,5,6,7]
-; AVX2-NEXT:    vpshufhw {{.*}} # xmm1 = xmm1[0,1,2,3,4,4,4,4]
-; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm0
-; AVX2-NEXT:    vpshuflw {{.*}} # xmm0 = xmm0[0,0,0,0,4,5,6,7]
-; AVX2-NEXT:    vpshufhw {{.*}} # xmm0 = xmm0[0,1,2,3,4,4,4,4]
-; AVX2-NEXT:    vinserti128 $1, %xmm0, %ymm1, %ymm0
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[0,1,0,1,0,1,0,1,8,9,8,9,8,9,8,9,16,17,16,17,16,17,16,17,24,25,24,25,24,25,24,25]
 ; AVX2-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 0, i32 0, i32 0, i32 0, i32 4, i32 4, i32 4, i32 4, i32 8, i32 8, i32 8, i32 8, i32 12, i32 12, i32 12, i32 12>
   ret <16 x i16> %shuffle
 }
 
 define <16 x i16> @shuffle_v16i16_03_03_03_03_07_07_07_07_11_11_11_11_15_15_15_15(<16 x i16> %a, <16 x i16> %b) {
-; AVX1-LABEL: @shuffle_v16i16_03_03_03_03_07_07_07_07_11_11_11_11_15_15_15_15
+; AVX1-LABEL: shuffle_v16i16_03_03_03_03_07_07_07_07_11_11_11_11_15_15_15_15:
 ; AVX1:       # BB#0:
-; AVX1-NEXT:    vpshuflw {{.*}} # xmm1 = xmm0[3,3,3,3,4,5,6,7]
-; AVX1-NEXT:    vpshufhw {{.*}} # xmm1 = xmm1[0,1,2,3,7,7,7,7]
+; AVX1-NEXT:    vpshuflw {{.*#+}} xmm1 = xmm0[3,3,3,3,4,5,6,7]
+; AVX1-NEXT:    vpshufhw {{.*#+}} xmm1 = xmm1[0,1,2,3,7,7,7,7]
 ; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm0
-; AVX1-NEXT:    vpshuflw {{.*}} # xmm0 = xmm0[3,3,3,3,4,5,6,7]
-; AVX1-NEXT:    vpshufhw {{.*}} # xmm0 = xmm0[0,1,2,3,7,7,7,7]
+; AVX1-NEXT:    vpshuflw {{.*#+}} xmm0 = xmm0[3,3,3,3,4,5,6,7]
+; AVX1-NEXT:    vpshufhw {{.*#+}} xmm0 = xmm0[0,1,2,3,7,7,7,7]
 ; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2-LABEL: @shuffle_v16i16_03_03_03_03_07_07_07_07_11_11_11_11_15_15_15_15
+; AVX2-LABEL: shuffle_v16i16_03_03_03_03_07_07_07_07_11_11_11_11_15_15_15_15:
 ; AVX2:       # BB#0:
-; AVX2-NEXT:    vpshuflw {{.*}} # xmm1 = xmm0[3,3,3,3,4,5,6,7]
-; AVX2-NEXT:    vpshufhw {{.*}} # xmm1 = xmm1[0,1,2,3,7,7,7,7]
-; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm0
-; AVX2-NEXT:    vpshuflw {{.*}} # xmm0 = xmm0[3,3,3,3,4,5,6,7]
-; AVX2-NEXT:    vpshufhw {{.*}} # xmm0 = xmm0[0,1,2,3,7,7,7,7]
-; AVX2-NEXT:    vinserti128 $1, %xmm0, %ymm1, %ymm0
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[6,7,6,7,6,7,6,7,14,15,14,15,14,15,14,15,22,23,22,23,22,23,22,23,30,31,30,31,30,31,30,31]
 ; AVX2-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 3, i32 3, i32 3, i32 3, i32 7, i32 7, i32 7, i32 7, i32 11, i32 11, i32 11, i32 11, i32 15, i32 15, i32 15, i32 15>
   ret <16 x i16> %shuffle
 }
 
 define <16 x i16> @shuffle_v16i16_00_00_02_02_04_04_06_06_08_08_10_10_12_12_14_14(<16 x i16> %a, <16 x i16> %b) {
-; AVX1-LABEL: @shuffle_v16i16_00_00_02_02_04_04_06_06_08_08_10_10_12_12_14_14
+; AVX1-LABEL: shuffle_v16i16_00_00_02_02_04_04_06_06_08_08_10_10_12_12_14_14:
 ; AVX1:       # BB#0:
-; AVX1-NEXT:    vpshuflw {{.*}} # xmm1 = xmm0[0,0,2,2,4,5,6,7]
-; AVX1-NEXT:    vpshufhw {{.*}} # xmm1 = xmm1[0,1,2,3,4,4,6,6]
+; AVX1-NEXT:    vpshuflw {{.*#+}} xmm1 = xmm0[0,0,2,2,4,5,6,7]
+; AVX1-NEXT:    vpshufhw {{.*#+}} xmm1 = xmm1[0,1,2,3,4,4,6,6]
 ; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm0
-; AVX1-NEXT:    vpshuflw {{.*}} # xmm0 = xmm0[0,0,2,2,4,5,6,7]
-; AVX1-NEXT:    vpshufhw {{.*}} # xmm0 = xmm0[0,1,2,3,4,4,6,6]
+; AVX1-NEXT:    vpshuflw {{.*#+}} xmm0 = xmm0[0,0,2,2,4,5,6,7]
+; AVX1-NEXT:    vpshufhw {{.*#+}} xmm0 = xmm0[0,1,2,3,4,4,6,6]
 ; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2-LABEL: @shuffle_v16i16_00_00_02_02_04_04_06_06_08_08_10_10_12_12_14_14
+; AVX2-LABEL: shuffle_v16i16_00_00_02_02_04_04_06_06_08_08_10_10_12_12_14_14:
 ; AVX2:       # BB#0:
-; AVX2-NEXT:    vpshuflw {{.*}} # xmm1 = xmm0[0,0,2,2,4,5,6,7]
-; AVX2-NEXT:    vpshufhw {{.*}} # xmm1 = xmm1[0,1,2,3,4,4,6,6]
-; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm0
-; AVX2-NEXT:    vpshuflw {{.*}} # xmm0 = xmm0[0,0,2,2,4,5,6,7]
-; AVX2-NEXT:    vpshufhw {{.*}} # xmm0 = xmm0[0,1,2,3,4,4,6,6]
-; AVX2-NEXT:    vinserti128 $1, %xmm0, %ymm1, %ymm0
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[0,1,0,1,4,5,4,5,8,9,8,9,12,13,12,13,16,17,16,17,20,21,20,21,24,25,24,25,28,29,28,29]
 ; AVX2-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 0, i32 0, i32 2, i32 2, i32 4, i32 4, i32 6, i32 6, i32 8, i32 8, i32 10, i32 10, i32 12, i32 12, i32 14, i32 14>
   ret <16 x i16> %shuffle
 }
 
 define <16 x i16> @shuffle_v16i16_01_01_03_03_05_05_07_07_09_09_11_11_13_13_15_15(<16 x i16> %a, <16 x i16> %b) {
-; AVX1-LABEL: @shuffle_v16i16_01_01_03_03_05_05_07_07_09_09_11_11_13_13_15_15
+; AVX1-LABEL: shuffle_v16i16_01_01_03_03_05_05_07_07_09_09_11_11_13_13_15_15:
 ; AVX1:       # BB#0:
-; AVX1-NEXT:    vpshuflw {{.*}} # xmm1 = xmm0[1,1,3,3,4,5,6,7]
-; AVX1-NEXT:    vpshufhw {{.*}} # xmm1 = xmm1[0,1,2,3,5,5,7,7]
+; AVX1-NEXT:    vpshuflw {{.*#+}} xmm1 = xmm0[1,1,3,3,4,5,6,7]
+; AVX1-NEXT:    vpshufhw {{.*#+}} xmm1 = xmm1[0,1,2,3,5,5,7,7]
 ; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm0
-; AVX1-NEXT:    vpshuflw {{.*}} # xmm0 = xmm0[1,1,3,3,4,5,6,7]
-; AVX1-NEXT:    vpshufhw {{.*}} # xmm0 = xmm0[0,1,2,3,5,5,7,7]
+; AVX1-NEXT:    vpshuflw {{.*#+}} xmm0 = xmm0[1,1,3,3,4,5,6,7]
+; AVX1-NEXT:    vpshufhw {{.*#+}} xmm0 = xmm0[0,1,2,3,5,5,7,7]
 ; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2-LABEL: @shuffle_v16i16_01_01_03_03_05_05_07_07_09_09_11_11_13_13_15_15
+; AVX2-LABEL: shuffle_v16i16_01_01_03_03_05_05_07_07_09_09_11_11_13_13_15_15:
 ; AVX2:       # BB#0:
-; AVX2-NEXT:    vpshuflw {{.*}} # xmm1 = xmm0[1,1,3,3,4,5,6,7]
-; AVX2-NEXT:    vpshufhw {{.*}} # xmm1 = xmm1[0,1,2,3,5,5,7,7]
-; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm0
-; AVX2-NEXT:    vpshuflw {{.*}} # xmm0 = xmm0[1,1,3,3,4,5,6,7]
-; AVX2-NEXT:    vpshufhw {{.*}} # xmm0 = xmm0[0,1,2,3,5,5,7,7]
-; AVX2-NEXT:    vinserti128 $1, %xmm0, %ymm1, %ymm0
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[2,3,2,3,6,7,6,7,10,11,10,11,14,15,14,15,18,19,18,19,22,23,22,23,26,27,26,27,30,31,30,31]
 ; AVX2-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 1, i32 1, i32 3, i32 3, i32 5, i32 5, i32 7, i32 7, i32 9, i32 9, i32 11, i32 11, i32 13, i32 13, i32 15, i32 15>
   ret <16 x i16> %shuffle
 }
 
 define <16 x i16> @shuffle_v16i16_00_00_00_00_00_00_01_00_00_00_00_00_00_00_01_00(<16 x i16> %a, <16 x i16> %b) {
-; AVX1-LABEL: @shuffle_v16i16_00_00_00_00_00_00_01_00_00_00_00_00_00_00_01_00
+; AVX1-LABEL: shuffle_v16i16_00_00_00_00_00_00_01_00_00_00_00_00_00_00_01_00:
 ; AVX1:       # BB#0:
-; AVX1-NEXT:    vpshufb {{.*}} # xmm0 = xmm0[0,1,0,1,0,1,0,1,0,1,0,1,2,3,0,1]
+; AVX1-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[0,1,0,1,0,1,0,1,0,1,0,1,2,3,0,1]
 ; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm0, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2-LABEL: @shuffle_v16i16_00_00_00_00_00_00_01_00_00_00_00_00_00_00_01_00
+; AVX2-LABEL: shuffle_v16i16_00_00_00_00_00_00_01_00_00_00_00_00_00_00_01_00:
 ; AVX2:       # BB#0:
-; AVX2-NEXT:    vpshufb {{.*}} # xmm0 = xmm0[0,1,0,1,0,1,0,1,0,1,0,1,2,3,0,1]
+; AVX2-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[0,1,0,1,0,1,0,1,0,1,0,1,2,3,0,1]
 ; AVX2-NEXT:    vinserti128 $1, %xmm0, %ymm0, %ymm0
 ; AVX2-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 0>
@@ -530,15 +475,15 @@ define <16 x i16> @shuffle_v16i16_00_00_00_00_00_00_01_00_00_00_00_00_00_00_01_0
 }
 
 define <16 x i16> @shuffle_v16i16_00_00_00_00_00_02_00_00_00_00_00_00_00_02_00_00(<16 x i16> %a, <16 x i16> %b) {
-; AVX1-LABEL: @shuffle_v16i16_00_00_00_00_00_02_00_00_00_00_00_00_00_02_00_00
+; AVX1-LABEL: shuffle_v16i16_00_00_00_00_00_02_00_00_00_00_00_00_00_02_00_00:
 ; AVX1:       # BB#0:
-; AVX1-NEXT:    vpshufb {{.*}} # xmm0 = xmm0[0,1,0,1,0,1,0,1,0,1,4,5,0,1,0,1]
+; AVX1-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[0,1,0,1,0,1,0,1,0,1,4,5,0,1,0,1]
 ; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm0, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2-LABEL: @shuffle_v16i16_00_00_00_00_00_02_00_00_00_00_00_00_00_02_00_00
+; AVX2-LABEL: shuffle_v16i16_00_00_00_00_00_02_00_00_00_00_00_00_00_02_00_00:
 ; AVX2:       # BB#0:
-; AVX2-NEXT:    vpshufb {{.*}} # xmm0 = xmm0[0,1,0,1,0,1,0,1,0,1,4,5,0,1,0,1]
+; AVX2-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[0,1,0,1,0,1,0,1,0,1,4,5,0,1,0,1]
 ; AVX2-NEXT:    vinserti128 $1, %xmm0, %ymm0, %ymm0
 ; AVX2-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 2, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 2, i32 0, i32 0>
@@ -546,15 +491,15 @@ define <16 x i16> @shuffle_v16i16_00_00_00_00_00_02_00_00_00_00_00_00_00_02_00_0
 }
 
 define <16 x i16> @shuffle_v16i16_00_00_00_00_03_00_00_00_00_00_00_00_03_00_00_00(<16 x i16> %a, <16 x i16> %b) {
-; AVX1-LABEL: @shuffle_v16i16_00_00_00_00_03_00_00_00_00_00_00_00_03_00_00_00
+; AVX1-LABEL: shuffle_v16i16_00_00_00_00_03_00_00_00_00_00_00_00_03_00_00_00:
 ; AVX1:       # BB#0:
-; AVX1-NEXT:    vpshufb {{.*}} # xmm0 = xmm0[0,1,0,1,0,1,0,1,6,7,0,1,0,1,0,1]
+; AVX1-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[0,1,0,1,0,1,0,1,6,7,0,1,0,1,0,1]
 ; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm0, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2-LABEL: @shuffle_v16i16_00_00_00_00_03_00_00_00_00_00_00_00_03_00_00_00
+; AVX2-LABEL: shuffle_v16i16_00_00_00_00_03_00_00_00_00_00_00_00_03_00_00_00:
 ; AVX2:       # BB#0:
-; AVX2-NEXT:    vpshufb {{.*}} # xmm0 = xmm0[0,1,0,1,0,1,0,1,6,7,0,1,0,1,0,1]
+; AVX2-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[0,1,0,1,0,1,0,1,6,7,0,1,0,1,0,1]
 ; AVX2-NEXT:    vinserti128 $1, %xmm0, %ymm0, %ymm0
 ; AVX2-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 0, i32 0, i32 0, i32 0, i32 3, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 3, i32 0, i32 0, i32 0>
@@ -562,15 +507,15 @@ define <16 x i16> @shuffle_v16i16_00_00_00_00_03_00_00_00_00_00_00_00_03_00_00_0
 }
 
 define <16 x i16> @shuffle_v16i16_00_00_00_04_00_00_00_00_00_00_00_04_00_00_00_00(<16 x i16> %a, <16 x i16> %b) {
-; AVX1-LABEL: @shuffle_v16i16_00_00_00_04_00_00_00_00_00_00_00_04_00_00_00_00
+; AVX1-LABEL: shuffle_v16i16_00_00_00_04_00_00_00_00_00_00_00_04_00_00_00_00:
 ; AVX1:       # BB#0:
-; AVX1-NEXT:    vpshufb {{.*}} # xmm0 = xmm0[0,1,0,1,0,1,8,9,0,1,0,1,0,1,0,1]
+; AVX1-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[0,1,0,1,0,1,8,9,0,1,0,1,0,1,0,1]
 ; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm0, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2-LABEL: @shuffle_v16i16_00_00_00_04_00_00_00_00_00_00_00_04_00_00_00_00
+; AVX2-LABEL: shuffle_v16i16_00_00_00_04_00_00_00_00_00_00_00_04_00_00_00_00:
 ; AVX2:       # BB#0:
-; AVX2-NEXT:    vpshufb {{.*}} # xmm0 = xmm0[0,1,0,1,0,1,8,9,0,1,0,1,0,1,0,1]
+; AVX2-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[0,1,0,1,0,1,8,9,0,1,0,1,0,1,0,1]
 ; AVX2-NEXT:    vinserti128 $1, %xmm0, %ymm0, %ymm0
 ; AVX2-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 0, i32 0, i32 0, i32 4, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 4, i32 0, i32 0, i32 0, i32 0>
@@ -578,15 +523,15 @@ define <16 x i16> @shuffle_v16i16_00_00_00_04_00_00_00_00_00_00_00_04_00_00_00_0
 }
 
 define <16 x i16> @shuffle_v16i16_00_00_05_00_00_00_00_00_00_00_05_00_00_00_00_00(<16 x i16> %a, <16 x i16> %b) {
-; AVX1-LABEL: @shuffle_v16i16_00_00_05_00_00_00_00_00_00_00_05_00_00_00_00_00
+; AVX1-LABEL: shuffle_v16i16_00_00_05_00_00_00_00_00_00_00_05_00_00_00_00_00:
 ; AVX1:       # BB#0:
-; AVX1-NEXT:    vpshufb {{.*}} # xmm0 = xmm0[0,1,0,1,10,11,0,1,0,1,0,1,0,1,0,1]
+; AVX1-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[0,1,0,1,10,11,0,1,0,1,0,1,0,1,0,1]
 ; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm0, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2-LABEL: @shuffle_v16i16_00_00_05_00_00_00_00_00_00_00_05_00_00_00_00_00
+; AVX2-LABEL: shuffle_v16i16_00_00_05_00_00_00_00_00_00_00_05_00_00_00_00_00:
 ; AVX2:       # BB#0:
-; AVX2-NEXT:    vpshufb {{.*}} # xmm0 = xmm0[0,1,0,1,10,11,0,1,0,1,0,1,0,1,0,1]
+; AVX2-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[0,1,0,1,10,11,0,1,0,1,0,1,0,1,0,1]
 ; AVX2-NEXT:    vinserti128 $1, %xmm0, %ymm0, %ymm0
 ; AVX2-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 0, i32 0, i32 5, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 5, i32 0, i32 0, i32 0, i32 0, i32 0>
@@ -594,15 +539,15 @@ define <16 x i16> @shuffle_v16i16_00_00_05_00_00_00_00_00_00_00_05_00_00_00_00_0
 }
 
 define <16 x i16> @shuffle_v16i16_00_06_00_00_00_00_00_00_00_06_00_00_00_00_00_00(<16 x i16> %a, <16 x i16> %b) {
-; AVX1-LABEL: @shuffle_v16i16_00_06_00_00_00_00_00_00_00_06_00_00_00_00_00_00
+; AVX1-LABEL: shuffle_v16i16_00_06_00_00_00_00_00_00_00_06_00_00_00_00_00_00:
 ; AVX1:       # BB#0:
-; AVX1-NEXT:    vpshufb {{.*}} # xmm0 = xmm0[0,1,12,13,0,1,0,1,0,1,0,1,0,1,0,1]
+; AVX1-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[0,1,12,13,0,1,0,1,0,1,0,1,0,1,0,1]
 ; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm0, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2-LABEL: @shuffle_v16i16_00_06_00_00_00_00_00_00_00_06_00_00_00_00_00_00
+; AVX2-LABEL: shuffle_v16i16_00_06_00_00_00_00_00_00_00_06_00_00_00_00_00_00:
 ; AVX2:       # BB#0:
-; AVX2-NEXT:    vpshufb {{.*}} # xmm0 = xmm0[0,1,12,13,0,1,0,1,0,1,0,1,0,1,0,1]
+; AVX2-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[0,1,12,13,0,1,0,1,0,1,0,1,0,1,0,1]
 ; AVX2-NEXT:    vinserti128 $1, %xmm0, %ymm0, %ymm0
 ; AVX2-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 0, i32 6, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 6, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0>
@@ -610,725 +555,919 @@ define <16 x i16> @shuffle_v16i16_00_06_00_00_00_00_00_00_00_06_00_00_00_00_00_0
 }
 
 define <16 x i16> @shuffle_v16i16_07_00_00_00_00_00_00_00_07_00_00_00_00_00_00_00(<16 x i16> %a, <16 x i16> %b) {
-; AVX1-LABEL: @shuffle_v16i16_07_00_00_00_00_00_00_00_07_00_00_00_00_00_00_00
+; AVX1-LABEL: shuffle_v16i16_07_00_00_00_00_00_00_00_07_00_00_00_00_00_00_00:
 ; AVX1:       # BB#0:
-; AVX1-NEXT:    vpshufb {{.*}} # xmm0 = xmm0[14,15,0,1,0,1,0,1,0,1,0,1,0,1,0,1]
+; AVX1-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[14,15,0,1,0,1,0,1,0,1,0,1,0,1,0,1]
 ; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm0, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2-LABEL: @shuffle_v16i16_07_00_00_00_00_00_00_00_07_00_00_00_00_00_00_00
+; AVX2-LABEL: shuffle_v16i16_07_00_00_00_00_00_00_00_07_00_00_00_00_00_00_00:
 ; AVX2:       # BB#0:
-; AVX2-NEXT:    vpshufb {{.*}} # xmm0 = xmm0[14,15,0,1,0,1,0,1,0,1,0,1,0,1,0,1]
+; AVX2-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[14,15,0,1,0,1,0,1,0,1,0,1,0,1,0,1]
 ; AVX2-NEXT:    vinserti128 $1, %xmm0, %ymm0, %ymm0
 ; AVX2-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 7, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 7, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0>
   ret <16 x i16> %shuffle
 }
 
+define <16 x i16> @shuffle_v16i16_00_17_02_19_04_21_06_23_08_25_10_27_12_29_14_31(<16 x i16> %a, <16 x i16> %b) {
+; AVX1-LABEL: shuffle_v16i16_00_17_02_19_04_21_06_23_08_25_10_27_12_29_14_31:
+; AVX1:       # BB#0:
+; AVX1-NEXT:    vextractf128 $1, %ymm1, %xmm2
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm3
+; AVX1-NEXT:    vpblendw {{.*#+}} xmm2 = xmm3[0],xmm2[1],xmm3[2],xmm2[3],xmm3[4],xmm2[5],xmm3[6],xmm2[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_00_17_02_19_04_21_06_23_08_25_10_27_12_29_14_31:
+; AVX2:       # BB#0:
+; 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
+  %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 0, i32 17, i32 2, i32 19, i32 4, i32 21, i32 6, i32 23, i32 8, i32 25, i32 10, i32 27, i32 12, i32 29, i32 14, i32 31>
+  ret <16 x i16> %shuffle
+}
+
 define <16 x i16> @shuffle_v16i16_16_01_18_03_20_05_22_07_24_09_26_11_28_13_30_15(<16 x i16> %a, <16 x i16> %b) {
-; AVX1-LABEL: @shuffle_v16i16_16_01_18_03_20_05_22_07_24_09_26_11_28_13_30_15
+; AVX1-LABEL: shuffle_v16i16_16_01_18_03_20_05_22_07_24_09_26_11_28_13_30_15:
 ; AVX1:       # BB#0:
 ; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm2
 ; AVX1-NEXT:    vextractf128 $1, %ymm1, %xmm3
-; AVX1-NEXT:    vpblendw {{.*}} # xmm2 = xmm3[0],xmm2[1],xmm3[2],xmm2[3],xmm3[4],xmm2[5],xmm3[6],xmm2[7]
-; AVX1-NEXT:    vpblendw {{.*}} # xmm0 = xmm1[0],xmm0[1],xmm1[2],xmm0[3],xmm1[4],xmm0[5],xmm1[6],xmm0[7]
+; AVX1-NEXT:    vpblendw {{.*#+}} xmm2 = xmm3[0],xmm2[1],xmm3[2],xmm2[3],xmm3[4],xmm2[5],xmm3[6],xmm2[7]
+; AVX1-NEXT:    vpblendw {{.*#+}} xmm0 = xmm1[0],xmm0[1],xmm1[2],xmm0[3],xmm1[4],xmm0[5],xmm1[6],xmm0[7]
 ; AVX1-NEXT:    vinsertf128 $1, %xmm2, %ymm0, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2-LABEL: @shuffle_v16i16_16_01_18_03_20_05_22_07_24_09_26_11_28_13_30_15
+; AVX2-LABEL: shuffle_v16i16_16_01_18_03_20_05_22_07_24_09_26_11_28_13_30_15:
 ; AVX2:       # BB#0:
-; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm2
-; AVX2-NEXT:    vextracti128 $1, %ymm1, %xmm3
-; AVX2-NEXT:    vpblendw {{.*}} # xmm2 = xmm3[0],xmm2[1],xmm3[2],xmm2[3],xmm3[4],xmm2[5],xmm3[6],xmm2[7]
-; AVX2-NEXT:    vpblendw {{.*}} # xmm0 = xmm1[0],xmm0[1],xmm1[2],xmm0[3],xmm1[4],xmm0[5],xmm1[6],xmm0[7]
-; AVX2-NEXT:    vinserti128 $1, %xmm2, %ymm0, %ymm0
+; AVX2-NEXT:    vpblendw {{.*#+}} ymm0 = ymm1[0],ymm0[1],ymm1[2],ymm0[3],ymm1[4],ymm0[5],ymm1[6],ymm0[7],ymm1[8],ymm0[9],ymm1[10],ymm0[11],ymm1[12],ymm0[13],ymm1[14],ymm0[15]
 ; AVX2-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 16, i32 1, i32 18, i32 3, i32 20, i32 5, i32 22, i32 7, i32 24, i32 9, i32 26, i32 11, i32 28, i32 13, i32 30, i32 15>
   ret <16 x i16> %shuffle
 }
 
+define <16 x i16> @shuffle_v16i16_00_01_18_19_04_05_22_23_08_09_26_27_12_13_30_31(<16 x i16> %a, <16 x i16> %b) {
+; AVX1-LABEL: shuffle_v16i16_00_01_18_19_04_05_22_23_08_09_26_27_12_13_30_31:
+; AVX1:       # BB#0:
+; AVX1-NEXT:    vblendps {{.*#+}} ymm0 = ymm0[0],ymm1[1],ymm0[2],ymm1[3],ymm0[4],ymm1[5],ymm0[6],ymm1[7]
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: shuffle_v16i16_00_01_18_19_04_05_22_23_08_09_26_27_12_13_30_31:
+; AVX2:       # BB#0:
+; AVX2-NEXT:    vpblendd {{.*#+}} ymm0 = ymm0[0],ymm1[1],ymm0[2],ymm1[3],ymm0[4],ymm1[5],ymm0[6],ymm1[7]
+; AVX2-NEXT:    retq
+  %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 0, i32 1, i32 18, i32 19, i32 4, i32 5, i32 22, i32 23, i32 8, i32 9, i32 26, i32 27, i32 12, i32 13, i32 30, i32 31>
+  ret <16 x i16> %shuffle
+}
+
+define <16 x i16> @shuffle_v16i16_16_17_18_19_04_05_06_07_24_25_26_27_12_13_14_15(<16 x i16> %a, <16 x i16> %b) {
+; AVX1-LABEL: shuffle_v16i16_16_17_18_19_04_05_06_07_24_25_26_27_12_13_14_15:
+; AVX1:       # BB#0:
+; AVX1-NEXT:    vblendpd {{.*#+}} ymm0 = ymm1[0],ymm0[1],ymm1[2],ymm0[3]
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: shuffle_v16i16_16_17_18_19_04_05_06_07_24_25_26_27_12_13_14_15:
+; AVX2:       # BB#0:
+; AVX2-NEXT:    vpblendd {{.*#+}} ymm0 = ymm1[0,1],ymm0[2,3],ymm1[4,5],ymm0[6,7]
+; AVX2-NEXT:    retq
+  %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 16, i32 17, i32 18, i32 19, i32 4, i32 5, i32 6, i32 7, i32 24, i32 25, i32 26, i32 27, i32 12, i32 13, i32 14, i32 15>
+  ret <16 x i16> %shuffle
+}
+
+define <16 x i16> @shuffle_v16i16_00_01_02_03_04_05_06_07_08_09_10_11_12_13_14_31(<16 x i16> %a, <16 x i16> %b) {
+; AVX1-LABEL: shuffle_v16i16_00_01_02_03_04_05_06_07_08_09_10_11_12_13_14_31:
+; AVX1:       # BB#0:
+; AVX1-NEXT:    vextractf128 $1, %ymm1, %xmm1
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm2
+; AVX1-NEXT:    vpblendw {{.*#+}} xmm1 = xmm2[0,1,2,3,4,5,6],xmm1[7]
+; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm0, %ymm0
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: shuffle_v16i16_00_01_02_03_04_05_06_07_08_09_10_11_12_13_14_31:
+; AVX2:       # BB#0:
+; AVX2-NEXT:    vmovdqa {{.*#+}} ymm2 = [255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,0,0]
+; AVX2-NEXT:    vpblendvb %ymm2, %ymm0, %ymm1, %ymm0
+; AVX2-NEXT:    retq
+  %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <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 31>
+  ret <16 x i16> %shuffle
+}
+
+define <16 x i16> @shuffle_v16i16_16_01_02_03_04_05_06_07_08_09_10_11_12_13_14_15(<16 x i16> %a, <16 x i16> %b) {
+; AVX1-LABEL: shuffle_v16i16_16_01_02_03_04_05_06_07_08_09_10_11_12_13_14_15:
+; AVX1:       # BB#0:
+; AVX1-NEXT:    vpblendw {{.*#+}} xmm1 = xmm1[0],xmm0[1,2,3,4,5,6,7]
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm0
+; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: shuffle_v16i16_16_01_02_03_04_05_06_07_08_09_10_11_12_13_14_15:
+; AVX2:       # BB#0:
+; AVX2-NEXT:    vmovdqa {{.*#+}} ymm2 = [0,0,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255]
+; AVX2-NEXT:    vpblendvb %ymm2, %ymm0, %ymm1, %ymm0
+; AVX2-NEXT:    retq
+  %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 16, 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> %shuffle
+}
+
+define <16 x i16> @shuffle_v16i16_00_17_02_19_04_21_06_23_24_09_26_11_28_13_30_15(<16 x i16> %a, <16 x i16> %b) {
+; AVX1-LABEL: shuffle_v16i16_00_17_02_19_04_21_06_23_24_09_26_11_28_13_30_15:
+; AVX1:       # BB#0:
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm2
+; AVX1-NEXT:    vextractf128 $1, %ymm1, %xmm3
+; AVX1-NEXT:    vpblendw {{.*#+}} xmm2 = xmm3[0],xmm2[1],xmm3[2],xmm2[3],xmm3[4],xmm2[5],xmm3[6],xmm2[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_00_17_02_19_04_21_06_23_24_09_26_11_28_13_30_15:
+; AVX2:       # BB#0:
+; AVX2-NEXT:    vmovdqa {{.*#+}} ymm2 = [255,255,0,0,255,255,0,0,255,255,0,0,255,255,0,0,0,0,255,255,0,0,255,255,0,0,255,255,0,0,255,255]
+; AVX2-NEXT:    vpblendvb %ymm2, %ymm0, %ymm1, %ymm0
+; AVX2-NEXT:    retq
+  %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 0, i32 17, i32 2, i32 19, i32 4, i32 21, i32 6, i32 23, i32 24, i32 9, i32 26, i32 11, i32 28, i32 13, i32 30, i32 15>
+  ret <16 x i16> %shuffle
+}
+
+define <16 x i16> @shuffle_v16i16_16_01_18_03_20_05_22_07_08_25_10_27_12_29_14_31(<16 x i16> %a, <16 x i16> %b) {
+; AVX1-LABEL: shuffle_v16i16_16_01_18_03_20_05_22_07_08_25_10_27_12_29_14_31:
+; AVX1:       # BB#0:
+; AVX1-NEXT:    vextractf128 $1, %ymm1, %xmm2
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm3
+; AVX1-NEXT:    vpblendw {{.*#+}} xmm2 = xmm3[0],xmm2[1],xmm3[2],xmm2[3],xmm3[4],xmm2[5],xmm3[6],xmm2[7]
+; AVX1-NEXT:    vpblendw {{.*#+}} xmm0 = xmm1[0],xmm0[1],xmm1[2],xmm0[3],xmm1[4],xmm0[5],xmm1[6],xmm0[7]
+; AVX1-NEXT:    vinsertf128 $1, %xmm2, %ymm0, %ymm0
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: shuffle_v16i16_16_01_18_03_20_05_22_07_08_25_10_27_12_29_14_31:
+; AVX2:       # BB#0:
+; AVX2-NEXT:    vmovdqa {{.*#+}} ymm2 = [0,0,255,255,0,0,255,255,0,0,255,255,0,0,255,255,255,255,0,0,255,255,0,0,255,255,0,0,255,255,0,0]
+; AVX2-NEXT:    vpblendvb %ymm2, %ymm0, %ymm1, %ymm0
+; AVX2-NEXT:    retq
+  %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 16, i32 1, i32 18, i32 3, i32 20, i32 5, i32 22, i32 7, i32 8, i32 25, i32 10, i32 27, i32 12, i32 29, i32 14, i32 31>
+  ret <16 x i16> %shuffle
+}
+
+define <16 x i16> @shuffle_v16i16_00_01_18_19_20_21_06_07_08_09_26_27_12_13_30_31(<16 x i16> %a, <16 x i16> %b) {
+; AVX1-LABEL: shuffle_v16i16_00_01_18_19_20_21_06_07_08_09_26_27_12_13_30_31:
+; AVX1:       # BB#0:
+; AVX1-NEXT:    vblendps {{.*#+}} ymm0 = ymm0[0],ymm1[1,2],ymm0[3,4],ymm1[5],ymm0[6],ymm1[7]
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: shuffle_v16i16_00_01_18_19_20_21_06_07_08_09_26_27_12_13_30_31:
+; AVX2:       # BB#0:
+; AVX2-NEXT:    vpblendd {{.*#+}} ymm0 = ymm0[0],ymm1[1,2],ymm0[3,4],ymm1[5],ymm0[6],ymm1[7]
+; AVX2-NEXT:    retq
+  %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 0, i32 1, i32 18, i32 19, i32 20, i32 21, i32 6, i32 7, i32 8, i32 9, i32 26, i32 27, i32 12, i32 13, i32 30, i32 31>
+  ret <16 x i16> %shuffle
+}
+
 define <16 x i16> @shuffle_v16i16_00_16_00_16_00_16_00_16_00_16_00_16_00_16_00_16(<16 x i16> %a, <16 x i16> %b) {
-; AVX1-LABEL: @shuffle_v16i16_00_16_00_16_00_16_00_16_00_16_00_16_00_16_00_16
+; AVX1-LABEL: shuffle_v16i16_00_16_00_16_00_16_00_16_00_16_00_16_00_16_00_16:
 ; AVX1:       # BB#0:
-; AVX1-NEXT:    vpshufb {{.*}} # xmm1 = xmm1[0,1,0,1,4,5,0,1,0,1,0,1,12,13,0,1]
-; AVX1-NEXT:    vpshufd {{.*}} # xmm0 = xmm0[0,0,0,0]
-; AVX1-NEXT:    vpblendw {{.*}} # xmm0 = xmm0[0],xmm1[1],xmm0[2],xmm1[3],xmm0[4],xmm1[5],xmm0[6],xmm1[7]
+; AVX1-NEXT:    vpshuflw {{.*#+}} xmm1 = xmm1[0,0,0,0,4,5,6,7]
+; AVX1-NEXT:    vpshuflw {{.*#+}} xmm0 = xmm0[0,0,0,0,4,5,6,7]
+; AVX1-NEXT:    vpunpcklwd {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1],xmm0[2],xmm1[2],xmm0[3],xmm1[3]
 ; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm0, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2-LABEL: @shuffle_v16i16_00_16_00_16_00_16_00_16_00_16_00_16_00_16_00_16
+; AVX2-LABEL: shuffle_v16i16_00_16_00_16_00_16_00_16_00_16_00_16_00_16_00_16:
 ; AVX2:       # BB#0:
-; AVX2-NEXT:    vpshufb {{.*}} # xmm1 = xmm1[0,1,0,1,4,5,0,1,0,1,0,1,12,13,0,1]
-; AVX2-NEXT:    vpshufd {{.*}} # xmm0 = xmm0[0,0,0,0]
-; AVX2-NEXT:    vpblendw {{.*}} # xmm0 = xmm0[0],xmm1[1],xmm0[2],xmm1[3],xmm0[4],xmm1[5],xmm0[6],xmm1[7]
-; AVX2-NEXT:    vinserti128 $1, %xmm0, %ymm0, %ymm0
+; AVX2-NEXT:    vpbroadcastw %xmm1, %ymm1
+; AVX2-NEXT:    vpbroadcastd %xmm0, %ymm0
+; 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
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 0, i32 16, i32 0, i32 16, i32 0, i32 16, i32 0, i32 16, i32 0, i32 16, i32 0, i32 16, i32 0, i32 16, i32 0, i32 16>
   ret <16 x i16> %shuffle
 }
 
 define <16 x i16> @shuffle_v16i16_00_16_00_16_00_16_00_16_08_24_08_24_08_24_08_24(<16 x i16> %a, <16 x i16> %b) {
-; AVX1-LABEL: @shuffle_v16i16_00_16_00_16_00_16_00_16_08_24_08_24_08_24_08_24
+; AVX1-LABEL: shuffle_v16i16_00_16_00_16_00_16_00_16_08_24_08_24_08_24_08_24:
 ; AVX1:       # BB#0:
 ; AVX1-NEXT:    vextractf128 $1, %ymm1, %xmm2
-; AVX1-NEXT:    vmovdqa .LCPI31_0(%rip), %xmm3
-; AVX1-NEXT:    vpshufb %xmm3, %xmm2, %xmm2
-; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm4
-; AVX1-NEXT:    vpshufd {{.*}} # xmm4 = xmm4[0,0,0,0]
-; AVX1-NEXT:    vpblendw {{.*}} # xmm2 = xmm4[0],xmm2[1],xmm4[2],xmm2[3],xmm4[4],xmm2[5],xmm4[6],xmm2[7]
-; AVX1-NEXT:    vpshufb %xmm3, %xmm1, %xmm1
-; AVX1-NEXT:    vpshufd {{.*}} # xmm0 = xmm0[0,0,0,0]
-; AVX1-NEXT:    vpblendw {{.*}} # xmm0 = xmm0[0],xmm1[1],xmm0[2],xmm1[3],xmm0[4],xmm1[5],xmm0[6],xmm1[7]
+; AVX1-NEXT:    vpshuflw {{.*#+}} xmm2 = xmm2[0,0,0,0,4,5,6,7]
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm3
+; AVX1-NEXT:    vpshuflw {{.*#+}} xmm3 = xmm3[0,0,0,0,4,5,6,7]
+; AVX1-NEXT:    vpunpcklwd {{.*#+}} xmm2 = xmm3[0],xmm2[0],xmm3[1],xmm2[1],xmm3[2],xmm2[2],xmm3[3],xmm2[3]
+; AVX1-NEXT:    vpshuflw {{.*#+}} xmm1 = xmm1[0,0,0,0,4,5,6,7]
+; AVX1-NEXT:    vpshuflw {{.*#+}} xmm0 = xmm0[0,0,0,0,4,5,6,7]
+; AVX1-NEXT:    vpunpcklwd {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1],xmm0[2],xmm1[2],xmm0[3],xmm1[3]
 ; AVX1-NEXT:    vinsertf128 $1, %xmm2, %ymm0, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2-LABEL: @shuffle_v16i16_00_16_00_16_00_16_00_16_08_24_08_24_08_24_08_24
+; AVX2-LABEL: shuffle_v16i16_00_16_00_16_00_16_00_16_08_24_08_24_08_24_08_24:
 ; AVX2:       # BB#0:
-; AVX2-NEXT:    vextracti128 $1, %ymm1, %xmm2
-; AVX2-NEXT:    vmovdqa .LCPI31_0(%rip), %xmm3
-; AVX2-NEXT:    vpshufb %xmm3, %xmm2, %xmm2
-; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm4
-; AVX2-NEXT:    vpshufd {{.*}} # xmm4 = xmm4[0,0,0,0]
-; AVX2-NEXT:    vpblendw {{.*}} # xmm2 = xmm4[0],xmm2[1],xmm4[2],xmm2[3],xmm4[4],xmm2[5],xmm4[6],xmm2[7]
-; AVX2-NEXT:    vpshufb %xmm3, %xmm1, %xmm1
-; AVX2-NEXT:    vpshufd {{.*}} # xmm0 = xmm0[0,0,0,0]
-; AVX2-NEXT:    vpblendw {{.*}} # xmm0 = xmm0[0],xmm1[1],xmm0[2],xmm1[3],xmm0[4],xmm1[5],xmm0[6],xmm1[7]
-; AVX2-NEXT:    vinserti128 $1, %xmm2, %ymm0, %ymm0
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm1 = ymm1[u,u,0,1,u,u,0,1,u,u,0,1,u,u,0,1,u,u,16,17,u,u,16,17,u,u,16,17,u,u,16,17]
+; AVX2-NEXT:    vpshufd {{.*#+}} ymm0 = ymm0[0,0,0,0,4,4,4,4]
+; 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
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 0, i32 16, i32 0, i32 16, i32 0, i32 16, i32 0, i32 16, i32 8, i32 24, i32 8, i32 24, i32 8, i32 24, i32 8, i32 24>
   ret <16 x i16> %shuffle
 }
 
 define <16 x i16> @shuffle_v16i16_16_16_16_16_04_05_06_07_24_24_24_24_12_13_14_15(<16 x i16> %a, <16 x i16> %b) {
-; AVX1-LABEL: @shuffle_v16i16_16_16_16_16_04_05_06_07_24_24_24_24_12_13_14_15
+; AVX1-LABEL: shuffle_v16i16_16_16_16_16_04_05_06_07_24_24_24_24_12_13_14_15:
 ; AVX1:       # BB#0:
 ; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm2
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm2 = xmm2[2,3,0,1]
 ; AVX1-NEXT:    vextractf128 $1, %ymm1, %xmm3
-; AVX1-NEXT:    vpshuflw {{.*}} # xmm3 = xmm3[0,0,0,0,4,5,6,7]
-; AVX1-NEXT:    vpblendw {{.*}} # xmm2 = xmm3[0,1,2,3],xmm2[4,5,6,7]
-; AVX1-NEXT:    vpshuflw {{.*}} # xmm1 = xmm1[0,0,0,0,4,5,6,7]
-; AVX1-NEXT:    vpblendw {{.*}} # xmm0 = xmm1[0,1,2,3],xmm0[4,5,6,7]
+; AVX1-NEXT:    vpshuflw {{.*#+}} xmm3 = xmm3[0,0,0,0,4,5,6,7]
+; AVX1-NEXT:    vpunpcklqdq {{.*#+}} xmm2 = xmm3[0],xmm2[0]
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm0 = xmm0[2,3,0,1]
+; AVX1-NEXT:    vpshuflw {{.*#+}} xmm1 = xmm1[0,0,0,0,4,5,6,7]
+; AVX1-NEXT:    vpunpcklqdq {{.*#+}} xmm0 = xmm1[0],xmm0[0]
 ; AVX1-NEXT:    vinsertf128 $1, %xmm2, %ymm0, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2-LABEL: @shuffle_v16i16_16_16_16_16_04_05_06_07_24_24_24_24_12_13_14_15
+; AVX2-LABEL: shuffle_v16i16_16_16_16_16_04_05_06_07_24_24_24_24_12_13_14_15:
 ; AVX2:       # BB#0:
-; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm2
-; AVX2-NEXT:    vextracti128 $1, %ymm1, %xmm3
-; AVX2-NEXT:    vpshuflw {{.*}} # xmm3 = xmm3[0,0,0,0,4,5,6,7]
-; AVX2-NEXT:    vpblendw {{.*}} # xmm2 = xmm3[0,1,2,3],xmm2[4,5,6,7]
-; AVX2-NEXT:    vpshuflw {{.*}} # xmm1 = xmm1[0,0,0,0,4,5,6,7]
-; AVX2-NEXT:    vpblendw {{.*}} # xmm0 = xmm1[0,1,2,3],xmm0[4,5,6,7]
-; AVX2-NEXT:    vinserti128 $1, %xmm2, %ymm0, %ymm0
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm1 = ymm1[0,1,0,1,0,1,0,1,u,u,u,u,u,u,u,u,16,17,16,17,16,17,16,17,u,u,u,u,u,u,u,u]
+; AVX2-NEXT:    vpblendd {{.*#+}} ymm0 = ymm1[0,1],ymm0[2,3],ymm1[4,5],ymm0[6,7]
 ; AVX2-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 16, i32 16, i32 16, i32 16, i32 4, i32 5, i32 6, i32 7, i32 24, i32 24, i32 24, i32 24, i32 12, i32 13, i32 14, i32 15>
   ret <16 x i16> %shuffle
 }
 
 define <16 x i16> @shuffle_v16i16_19_18_17_16_07_06_05_04_27_26_25_24_15_14_13_12(<16 x i16> %a, <16 x i16> %b) {
-; AVX1-LABEL: @shuffle_v16i16_19_18_17_16_07_06_05_04_27_26_25_24_15_14_13_12
+; AVX1-LABEL: shuffle_v16i16_19_18_17_16_07_06_05_04_27_26_25_24_15_14_13_12:
 ; AVX1:       # BB#0:
-; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm2
-; AVX1-NEXT:    vpshufhw {{.*}} # xmm2 = xmm2[0,1,2,3,7,6,5,4]
-; AVX1-NEXT:    vextractf128 $1, %ymm1, %xmm3
-; AVX1-NEXT:    vpshuflw {{.*}} # xmm3 = xmm3[3,2,1,0,4,5,6,7]
-; AVX1-NEXT:    vpblendw {{.*}} # xmm2 = xmm3[0,1,2,3],xmm2[4,5,6,7]
-; AVX1-NEXT:    vpshufhw {{.*}} # xmm0 = xmm0[0,1,2,3,7,6,5,4]
-; AVX1-NEXT:    vpshuflw {{.*}} # xmm1 = xmm1[3,2,1,0,4,5,6,7]
-; AVX1-NEXT:    vpblendw {{.*}} # xmm0 = xmm1[0,1,2,3],xmm0[4,5,6,7]
+; AVX1-NEXT:    vextractf128 $1, %ymm1, %xmm2
+; AVX1-NEXT:    vpshuflw {{.*#+}} xmm2 = xmm2[3,2,1,0,4,5,6,7]
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm3
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm3 = xmm3[2,3,2,3]
+; AVX1-NEXT:    vpshuflw {{.*#+}} xmm3 = xmm3[3,2,1,0,4,5,6,7]
+; AVX1-NEXT:    vpunpcklqdq {{.*#+}} xmm2 = xmm2[0],xmm3[0]
+; AVX1-NEXT:    vpshuflw {{.*#+}} xmm1 = xmm1[3,2,1,0,4,5,6,7]
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm0 = xmm0[2,3,2,3]
+; AVX1-NEXT:    vpshuflw {{.*#+}} xmm0 = xmm0[3,2,1,0,4,5,6,7]
+; AVX1-NEXT:    vpunpcklqdq {{.*#+}} xmm0 = xmm1[0],xmm0[0]
 ; AVX1-NEXT:    vinsertf128 $1, %xmm2, %ymm0, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2-LABEL: @shuffle_v16i16_19_18_17_16_07_06_05_04_27_26_25_24_15_14_13_12
+; AVX2-LABEL: shuffle_v16i16_19_18_17_16_07_06_05_04_27_26_25_24_15_14_13_12:
 ; AVX2:       # BB#0:
-; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm2
-; AVX2-NEXT:    vpshufhw {{.*}} # xmm2 = xmm2[0,1,2,3,7,6,5,4]
-; AVX2-NEXT:    vextracti128 $1, %ymm1, %xmm3
-; AVX2-NEXT:    vpshuflw {{.*}} # xmm3 = xmm3[3,2,1,0,4,5,6,7]
-; AVX2-NEXT:    vpblendw {{.*}} # xmm2 = xmm3[0,1,2,3],xmm2[4,5,6,7]
-; AVX2-NEXT:    vpshufhw {{.*}} # xmm0 = xmm0[0,1,2,3,7,6,5,4]
-; AVX2-NEXT:    vpshuflw {{.*}} # xmm1 = xmm1[3,2,1,0,4,5,6,7]
-; AVX2-NEXT:    vpblendw {{.*}} # xmm0 = xmm1[0,1,2,3],xmm0[4,5,6,7]
-; AVX2-NEXT:    vinserti128 $1, %xmm2, %ymm0, %ymm0
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[u,u,u,u,u,u,u,u,14,15,12,13,10,11,8,9,u,u,u,u,u,u,u,u,30,31,28,29,26,27,24,25]
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm1 = ymm1[6,7,4,5,2,3,0,1,u,u,u,u,u,u,u,u,22,23,20,21,18,19,16,17,u,u,u,u,u,u,u,u]
+; AVX2-NEXT:    vpblendd {{.*#+}} ymm0 = ymm1[0,1],ymm0[2,3],ymm1[4,5],ymm0[6,7]
 ; AVX2-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 19, i32 18, i32 17, i32 16, i32 7, i32 6, i32 5, i32 4, i32 27, i32 26, i32 25, i32 24, i32 15, i32 14, i32 13, i32 12>
   ret <16 x i16> %shuffle
 }
 
 define <16 x i16> @shuffle_v16i16_19_18_17_16_03_02_01_00_27_26_25_24_11_10_09_08(<16 x i16> %a, <16 x i16> %b) {
-; AVX1-LABEL: @shuffle_v16i16_19_18_17_16_03_02_01_00_27_26_25_24_11_10_09_08
+; AVX1-LABEL: shuffle_v16i16_19_18_17_16_03_02_01_00_27_26_25_24_11_10_09_08:
 ; AVX1:       # BB#0:
-; AVX1-NEXT:    vextractf128 $1, %ymm1, %xmm2
-; AVX1-NEXT:    vpshuflw {{.*}} # xmm2 = xmm2[3,2,1,0,4,5,6,7]
-; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm3
-; AVX1-NEXT:    vpshufd {{.*}} # xmm3 = xmm3[0,1,0,1]
-; AVX1-NEXT:    vpshufhw {{.*}} # xmm3 = xmm3[0,1,2,3,7,6,5,4]
-; AVX1-NEXT:    vpblendw {{.*}} # xmm2 = xmm2[0,1,2,3],xmm3[4,5,6,7]
-; AVX1-NEXT:    vpshuflw {{.*}} # xmm1 = xmm1[3,2,1,0,4,5,6,7]
-; AVX1-NEXT:    vpshufd {{.*}} # xmm0 = xmm0[0,1,0,1]
-; AVX1-NEXT:    vpshufhw {{.*}} # xmm0 = xmm0[0,1,2,3,7,6,5,4]
-; AVX1-NEXT:    vpblendw {{.*}} # xmm0 = xmm1[0,1,2,3],xmm0[4,5,6,7]
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm2
+; AVX1-NEXT:    vpshuflw {{.*#+}} xmm2 = xmm2[3,2,1,0,4,5,6,7]
+; AVX1-NEXT:    vextractf128 $1, %ymm1, %xmm3
+; AVX1-NEXT:    vpshuflw {{.*#+}} xmm3 = xmm3[3,2,1,0,4,5,6,7]
+; AVX1-NEXT:    vpunpcklqdq {{.*#+}} xmm2 = xmm3[0],xmm2[0]
+; AVX1-NEXT:    vpshuflw {{.*#+}} xmm0 = xmm0[3,2,1,0,4,5,6,7]
+; AVX1-NEXT:    vpshuflw {{.*#+}} xmm1 = xmm1[3,2,1,0,4,5,6,7]
+; AVX1-NEXT:    vpunpcklqdq {{.*#+}} xmm0 = xmm1[0],xmm0[0]
 ; AVX1-NEXT:    vinsertf128 $1, %xmm2, %ymm0, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2-LABEL: @shuffle_v16i16_19_18_17_16_03_02_01_00_27_26_25_24_11_10_09_08
+; AVX2-LABEL: shuffle_v16i16_19_18_17_16_03_02_01_00_27_26_25_24_11_10_09_08:
 ; AVX2:       # BB#0:
-; AVX2-NEXT:    vextracti128 $1, %ymm1, %xmm2
-; AVX2-NEXT:    vpshuflw {{.*}} # xmm2 = xmm2[3,2,1,0,4,5,6,7]
-; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm3
-; AVX2-NEXT:    vpshufd {{.*}} # xmm3 = xmm3[0,1,0,1]
-; AVX2-NEXT:    vpshufhw {{.*}} # xmm3 = xmm3[0,1,2,3,7,6,5,4]
-; AVX2-NEXT:    vpblendw {{.*}} # xmm2 = xmm2[0,1,2,3],xmm3[4,5,6,7]
-; AVX2-NEXT:    vpshuflw {{.*}} # xmm1 = xmm1[3,2,1,0,4,5,6,7]
-; AVX2-NEXT:    vpshufd {{.*}} # xmm0 = xmm0[0,1,0,1]
-; AVX2-NEXT:    vpshufhw {{.*}} # xmm0 = xmm0[0,1,2,3,7,6,5,4]
-; AVX2-NEXT:    vpblendw {{.*}} # xmm0 = xmm1[0,1,2,3],xmm0[4,5,6,7]
-; AVX2-NEXT:    vinserti128 $1, %xmm2, %ymm0, %ymm0
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[u,u,u,u,u,u,u,u,6,7,4,5,2,3,0,1,u,u,u,u,u,u,u,u,22,23,20,21,18,19,16,17]
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm1 = ymm1[6,7,4,5,2,3,0,1,u,u,u,u,u,u,u,u,22,23,20,21,18,19,16,17,u,u,u,u,u,u,u,u]
+; AVX2-NEXT:    vpblendd {{.*#+}} ymm0 = ymm1[0,1],ymm0[2,3],ymm1[4,5],ymm0[6,7]
 ; AVX2-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 19, i32 18, i32 17, i32 16, i32 3, i32 2, i32 1, i32 0, i32 27, i32 26, i32 25, i32 24, i32 11, i32 10, i32 9, i32 8>
   ret <16 x i16> %shuffle
 }
 
 define <16 x i16> @shuffle_v16i16_00_00_00_00_00_00_01_00_08_08_08_08_08_08_09_08(<16 x i16> %a, <16 x i16> %b) {
-; AVX1-LABEL: @shuffle_v16i16_00_00_00_00_00_00_01_00_08_08_08_08_08_08_09_08
+; AVX1-LABEL: shuffle_v16i16_00_00_00_00_00_00_01_00_08_08_08_08_08_08_09_08:
 ; AVX1:       # BB#0:
 ; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm1
-; AVX1-NEXT:    vmovdqa .LCPI35_0(%rip), %xmm2
+; AVX1-NEXT:    vmovdqa {{.*#+}} xmm2 = [0,1,0,1,0,1,0,1,0,1,0,1,2,3,0,1]
 ; AVX1-NEXT:    vpshufb %xmm2, %xmm1, %xmm1
 ; AVX1-NEXT:    vpshufb %xmm2, %xmm0, %xmm0
 ; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm0, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2-LABEL: @shuffle_v16i16_00_00_00_00_00_00_01_00_08_08_08_08_08_08_09_08
+; AVX2-LABEL: shuffle_v16i16_00_00_00_00_00_00_01_00_08_08_08_08_08_08_09_08:
 ; AVX2:       # BB#0:
-; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm1
-; AVX2-NEXT:    vmovdqa .LCPI35_0(%rip), %xmm2
-; AVX2-NEXT:    vpshufb %xmm2, %xmm1, %xmm1
-; AVX2-NEXT:    vpshufb %xmm2, %xmm0, %xmm0
-; AVX2-NEXT:    vinserti128 $1, %xmm1, %ymm0, %ymm0
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[0,1,0,1,0,1,0,1,0,1,0,1,2,3,0,1,16,17,16,17,16,17,16,17,16,17,16,17,18,19,16,17]
 ; AVX2-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 0, i32 8, i32 8, i32 8, i32 8, i32 8, i32 8, i32 9, i32 8>
   ret <16 x i16> %shuffle
 }
 
 define <16 x i16> @shuffle_v16i16_00_00_00_00_00_02_00_00_08_08_08_08_08_10_08_08(<16 x i16> %a, <16 x i16> %b) {
-; AVX1-LABEL: @shuffle_v16i16_00_00_00_00_00_02_00_00_08_08_08_08_08_10_08_08
+; AVX1-LABEL: shuffle_v16i16_00_00_00_00_00_02_00_00_08_08_08_08_08_10_08_08:
 ; AVX1:       # BB#0:
 ; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm1
-; AVX1-NEXT:    vmovdqa .LCPI36_0(%rip), %xmm2
+; AVX1-NEXT:    vmovdqa {{.*#+}} xmm2 = [0,1,0,1,0,1,0,1,0,1,4,5,0,1,0,1]
 ; AVX1-NEXT:    vpshufb %xmm2, %xmm1, %xmm1
 ; AVX1-NEXT:    vpshufb %xmm2, %xmm0, %xmm0
 ; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm0, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2-LABEL: @shuffle_v16i16_00_00_00_00_00_02_00_00_08_08_08_08_08_10_08_08
+; AVX2-LABEL: shuffle_v16i16_00_00_00_00_00_02_00_00_08_08_08_08_08_10_08_08:
 ; AVX2:       # BB#0:
-; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm1
-; AVX2-NEXT:    vmovdqa .LCPI36_0(%rip), %xmm2
-; AVX2-NEXT:    vpshufb %xmm2, %xmm1, %xmm1
-; AVX2-NEXT:    vpshufb %xmm2, %xmm0, %xmm0
-; AVX2-NEXT:    vinserti128 $1, %xmm1, %ymm0, %ymm0
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[0,1,0,1,0,1,0,1,0,1,4,5,0,1,0,1,16,17,16,17,16,17,16,17,16,17,20,21,16,17,16,17]
 ; AVX2-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 2, i32 0, i32 0, i32 8, i32 8, i32 8, i32 8, i32 8, i32 10, i32 8, i32 8>
   ret <16 x i16> %shuffle
 }
 
 define <16 x i16> @shuffle_v16i16_00_00_00_00_03_00_00_00_08_08_08_08_11_08_08_08(<16 x i16> %a, <16 x i16> %b) {
-; AVX1-LABEL: @shuffle_v16i16_00_00_00_00_03_00_00_00_08_08_08_08_11_08_08_08
+; AVX1-LABEL: shuffle_v16i16_00_00_00_00_03_00_00_00_08_08_08_08_11_08_08_08:
 ; AVX1:       # BB#0:
 ; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm1
-; AVX1-NEXT:    vmovdqa .LCPI37_0(%rip), %xmm2
+; AVX1-NEXT:    vmovdqa {{.*#+}} xmm2 = [0,1,0,1,0,1,0,1,6,7,0,1,0,1,0,1]
 ; AVX1-NEXT:    vpshufb %xmm2, %xmm1, %xmm1
 ; AVX1-NEXT:    vpshufb %xmm2, %xmm0, %xmm0
 ; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm0, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2-LABEL: @shuffle_v16i16_00_00_00_00_03_00_00_00_08_08_08_08_11_08_08_08
+; AVX2-LABEL: shuffle_v16i16_00_00_00_00_03_00_00_00_08_08_08_08_11_08_08_08:
 ; AVX2:       # BB#0:
-; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm1
-; AVX2-NEXT:    vmovdqa .LCPI37_0(%rip), %xmm2
-; AVX2-NEXT:    vpshufb %xmm2, %xmm1, %xmm1
-; AVX2-NEXT:    vpshufb %xmm2, %xmm0, %xmm0
-; AVX2-NEXT:    vinserti128 $1, %xmm1, %ymm0, %ymm0
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[0,1,0,1,0,1,0,1,6,7,0,1,0,1,0,1,16,17,16,17,16,17,16,17,22,23,16,17,16,17,16,17]
 ; AVX2-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 0, i32 0, i32 0, i32 0, i32 3, i32 0, i32 0, i32 0, i32 8, i32 8, i32 8, i32 8, i32 11, i32 8, i32 8, i32 8>
   ret <16 x i16> %shuffle
 }
 
 define <16 x i16> @shuffle_v16i16_00_00_00_04_00_00_00_00_08_08_08_12_08_08_08_08(<16 x i16> %a, <16 x i16> %b) {
-; AVX1-LABEL: @shuffle_v16i16_00_00_00_04_00_00_00_00_08_08_08_12_08_08_08_08
+; AVX1-LABEL: shuffle_v16i16_00_00_00_04_00_00_00_00_08_08_08_12_08_08_08_08:
 ; AVX1:       # BB#0:
 ; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm1
-; AVX1-NEXT:    vmovdqa .LCPI38_0(%rip), %xmm2
+; AVX1-NEXT:    vmovdqa {{.*#+}} xmm2 = [0,1,0,1,0,1,8,9,0,1,0,1,0,1,0,1]
 ; AVX1-NEXT:    vpshufb %xmm2, %xmm1, %xmm1
 ; AVX1-NEXT:    vpshufb %xmm2, %xmm0, %xmm0
 ; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm0, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2-LABEL: @shuffle_v16i16_00_00_00_04_00_00_00_00_08_08_08_12_08_08_08_08
+; AVX2-LABEL: shuffle_v16i16_00_00_00_04_00_00_00_00_08_08_08_12_08_08_08_08:
 ; AVX2:       # BB#0:
-; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm1
-; AVX2-NEXT:    vmovdqa .LCPI38_0(%rip), %xmm2
-; AVX2-NEXT:    vpshufb %xmm2, %xmm1, %xmm1
-; AVX2-NEXT:    vpshufb %xmm2, %xmm0, %xmm0
-; AVX2-NEXT:    vinserti128 $1, %xmm1, %ymm0, %ymm0
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[0,1,0,1,0,1,8,9,0,1,0,1,0,1,0,1,16,17,16,17,16,17,24,25,16,17,16,17,16,17,16,17]
 ; AVX2-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 0, i32 0, i32 0, i32 4, i32 0, i32 0, i32 0, i32 0, i32 8, i32 8, i32 8, i32 12, i32 8, i32 8, i32 8, i32 8>
   ret <16 x i16> %shuffle
 }
 
 define <16 x i16> @shuffle_v16i16_00_00_05_00_00_00_00_00_08_08_13_08_08_08_08_08(<16 x i16> %a, <16 x i16> %b) {
-; AVX1-LABEL: @shuffle_v16i16_00_00_05_00_00_00_00_00_08_08_13_08_08_08_08_08
+; AVX1-LABEL: shuffle_v16i16_00_00_05_00_00_00_00_00_08_08_13_08_08_08_08_08:
 ; AVX1:       # BB#0:
 ; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm1
-; AVX1-NEXT:    vmovdqa .LCPI39_0(%rip), %xmm2
+; AVX1-NEXT:    vmovdqa {{.*#+}} xmm2 = [0,1,0,1,10,11,0,1,0,1,0,1,0,1,0,1]
 ; AVX1-NEXT:    vpshufb %xmm2, %xmm1, %xmm1
 ; AVX1-NEXT:    vpshufb %xmm2, %xmm0, %xmm0
 ; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm0, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2-LABEL: @shuffle_v16i16_00_00_05_00_00_00_00_00_08_08_13_08_08_08_08_08
+; AVX2-LABEL: shuffle_v16i16_00_00_05_00_00_00_00_00_08_08_13_08_08_08_08_08:
 ; AVX2:       # BB#0:
-; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm1
-; AVX2-NEXT:    vmovdqa .LCPI39_0(%rip), %xmm2
-; AVX2-NEXT:    vpshufb %xmm2, %xmm1, %xmm1
-; AVX2-NEXT:    vpshufb %xmm2, %xmm0, %xmm0
-; AVX2-NEXT:    vinserti128 $1, %xmm1, %ymm0, %ymm0
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[0,1,0,1,10,11,0,1,0,1,0,1,0,1,0,1,16,17,16,17,26,27,16,17,16,17,16,17,16,17,16,17]
 ; AVX2-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 0, i32 0, i32 5, i32 0, i32 0, i32 0, i32 0, i32 0, i32 8, i32 8, i32 13, i32 8, i32 8, i32 8, i32 8, i32 8>
   ret <16 x i16> %shuffle
 }
 
 define <16 x i16> @shuffle_v16i16_00_06_00_00_00_00_00_00_08_14_08_08_08_08_08_08(<16 x i16> %a, <16 x i16> %b) {
-; AVX1-LABEL: @shuffle_v16i16_00_06_00_00_00_00_00_00_08_14_08_08_08_08_08_08
+; AVX1-LABEL: shuffle_v16i16_00_06_00_00_00_00_00_00_08_14_08_08_08_08_08_08:
 ; AVX1:       # BB#0:
 ; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm1
-; AVX1-NEXT:    vmovdqa .LCPI40_0(%rip), %xmm2
+; AVX1-NEXT:    vmovdqa {{.*#+}} xmm2 = [0,1,12,13,0,1,0,1,0,1,0,1,0,1,0,1]
 ; AVX1-NEXT:    vpshufb %xmm2, %xmm1, %xmm1
 ; AVX1-NEXT:    vpshufb %xmm2, %xmm0, %xmm0
 ; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm0, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2-LABEL: @shuffle_v16i16_00_06_00_00_00_00_00_00_08_14_08_08_08_08_08_08
+; AVX2-LABEL: shuffle_v16i16_00_06_00_00_00_00_00_00_08_14_08_08_08_08_08_08:
 ; AVX2:       # BB#0:
-; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm1
-; AVX2-NEXT:    vmovdqa .LCPI40_0(%rip), %xmm2
-; AVX2-NEXT:    vpshufb %xmm2, %xmm1, %xmm1
-; AVX2-NEXT:    vpshufb %xmm2, %xmm0, %xmm0
-; AVX2-NEXT:    vinserti128 $1, %xmm1, %ymm0, %ymm0
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[0,1,12,13,0,1,0,1,0,1,0,1,0,1,0,1,16,17,28,29,16,17,16,17,16,17,16,17,16,17,16,17]
 ; AVX2-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 0, i32 6, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 8, i32 14, i32 8, i32 8, i32 8, i32 8, i32 8, i32 8>
   ret <16 x i16> %shuffle
 }
 
 define <16 x i16> @shuffle_v16i16_07_00_00_00_00_00_00_00_15_08_08_08_08_08_08_08(<16 x i16> %a, <16 x i16> %b) {
-; AVX1-LABEL: @shuffle_v16i16_07_00_00_00_00_00_00_00_15_08_08_08_08_08_08_08
+; AVX1-LABEL: shuffle_v16i16_07_00_00_00_00_00_00_00_15_08_08_08_08_08_08_08:
 ; AVX1:       # BB#0:
 ; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm1
-; AVX1-NEXT:    vmovdqa .LCPI41_0(%rip), %xmm2
+; AVX1-NEXT:    vmovdqa {{.*#+}} xmm2 = [14,15,0,1,0,1,0,1,0,1,0,1,0,1,0,1]
 ; AVX1-NEXT:    vpshufb %xmm2, %xmm1, %xmm1
 ; AVX1-NEXT:    vpshufb %xmm2, %xmm0, %xmm0
 ; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm0, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2-LABEL: @shuffle_v16i16_07_00_00_00_00_00_00_00_15_08_08_08_08_08_08_08
+; AVX2-LABEL: shuffle_v16i16_07_00_00_00_00_00_00_00_15_08_08_08_08_08_08_08:
 ; AVX2:       # BB#0:
-; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm1
-; AVX2-NEXT:    vmovdqa .LCPI41_0(%rip), %xmm2
-; AVX2-NEXT:    vpshufb %xmm2, %xmm1, %xmm1
-; AVX2-NEXT:    vpshufb %xmm2, %xmm0, %xmm0
-; AVX2-NEXT:    vinserti128 $1, %xmm1, %ymm0, %ymm0
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[14,15,0,1,0,1,0,1,0,1,0,1,0,1,0,1,30,31,16,17,16,17,16,17,16,17,16,17,16,17,16,17]
 ; AVX2-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 7, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 15, i32 8, i32 8, i32 8, i32 8, i32 8, i32 8, i32 8>
   ret <16 x i16> %shuffle
 }
 
 define <16 x i16> @shuffle_v16i16_00_16_01_17_02_18_03_19_08_24_09_25_10_26_11_27(<16 x i16> %a, <16 x i16> %b) {
-; AVX1-LABEL: @shuffle_v16i16_00_16_01_17_02_18_03_19_08_24_09_25_10_26_11_27
+; AVX1-LABEL: shuffle_v16i16_00_16_01_17_02_18_03_19_08_24_09_25_10_26_11_27:
 ; AVX1:       # BB#0:
 ; AVX1-NEXT:    vextractf128 $1, %ymm1, %xmm2
-; AVX1-NEXT:    vpunpcklwd {{.*}} # xmm2 = xmm2[0,0,1,1,2,2,3,3]
 ; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm3
-; AVX1-NEXT:    vpmovzxwd %xmm3, %xmm3
-; AVX1-NEXT:    vpblendw {{.*}} # xmm2 = xmm3[0],xmm2[1],xmm3[2],xmm2[3],xmm3[4],xmm2[5],xmm3[6],xmm2[7]
-; AVX1-NEXT:    vpunpcklwd {{.*}} # xmm1 = xmm1[0,0,1,1,2,2,3,3]
-; AVX1-NEXT:    vpmovzxwd %xmm0, %xmm0
-; AVX1-NEXT:    vpblendw {{.*}} # xmm0 = xmm0[0],xmm1[1],xmm0[2],xmm1[3],xmm0[4],xmm1[5],xmm0[6],xmm1[7]
+; AVX1-NEXT:    vpunpcklwd {{.*#+}} xmm2 = xmm3[0],xmm2[0],xmm3[1],xmm2[1],xmm3[2],xmm2[2],xmm3[3],xmm2[3]
+; AVX1-NEXT:    vpunpcklwd {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1],xmm0[2],xmm1[2],xmm0[3],xmm1[3]
 ; AVX1-NEXT:    vinsertf128 $1, %xmm2, %ymm0, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2-LABEL: @shuffle_v16i16_00_16_01_17_02_18_03_19_08_24_09_25_10_26_11_27
+; AVX2-LABEL: shuffle_v16i16_00_16_01_17_02_18_03_19_08_24_09_25_10_26_11_27:
 ; AVX2:       # BB#0:
-; AVX2-NEXT:    vextracti128 $1, %ymm1, %xmm2
-; AVX2-NEXT:    vpunpcklwd {{.*}} # xmm2 = xmm2[0,0,1,1,2,2,3,3]
-; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm3
-; AVX2-NEXT:    vpmovzxwd %xmm3, %xmm3
-; AVX2-NEXT:    vpblendw {{.*}} # xmm2 = xmm3[0],xmm2[1],xmm3[2],xmm2[3],xmm3[4],xmm2[5],xmm3[6],xmm2[7]
-; AVX2-NEXT:    vpunpcklwd {{.*}} # xmm1 = xmm1[0,0,1,1,2,2,3,3]
-; AVX2-NEXT:    vpmovzxwd %xmm0, %xmm0
-; AVX2-NEXT:    vpblendw {{.*}} # xmm0 = xmm0[0],xmm1[1],xmm0[2],xmm1[3],xmm0[4],xmm1[5],xmm0[6],xmm1[7]
-; AVX2-NEXT:    vinserti128 $1, %xmm2, %ymm0, %ymm0
+; AVX2-NEXT:    vpunpcklwd {{.*#+}} ymm0 = ymm0[0],ymm1[0],ymm0[1],ymm1[1],ymm0[2],ymm1[2],ymm0[3],ymm1[3],ymm0[8],ymm1[8],ymm0[9],ymm1[9],ymm0[10],ymm1[10],ymm0[11],ymm1[11]
 ; AVX2-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 0, i32 16, i32 1, i32 17, i32 2, i32 18, i32 3, i32 19, i32 8, i32 24, i32 9, i32 25, i32 10, i32 26, i32 11, i32 27>
   ret <16 x i16> %shuffle
 }
 
 define <16 x i16> @shuffle_v16i16_04_20_05_21_06_22_07_23_12_28_13_29_14_30_15_31(<16 x i16> %a, <16 x i16> %b) {
-; AVX1-LABEL: @shuffle_v16i16_04_20_05_21_06_22_07_23_12_28_13_29_14_30_15_31
+; AVX1-LABEL: shuffle_v16i16_04_20_05_21_06_22_07_23_12_28_13_29_14_30_15_31:
 ; AVX1:       # BB#0:
 ; AVX1-NEXT:    vextractf128 $1, %ymm1, %xmm2
-; AVX1-NEXT:    vpunpckhwd {{.*}} # xmm2 = xmm2[4,4,5,5,6,6,7,7]
 ; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm3
-; AVX1-NEXT:    vpunpckhwd {{.*}} # xmm3 = xmm3[4,4,5,5,6,6,7,7]
-; AVX1-NEXT:    vpblendw {{.*}} # xmm2 = xmm3[0],xmm2[1],xmm3[2],xmm2[3],xmm3[4],xmm2[5],xmm3[6],xmm2[7]
-; AVX1-NEXT:    vpunpckhwd {{.*}} # xmm1 = xmm1[4,4,5,5,6,6,7,7]
-; AVX1-NEXT:    vpunpckhwd {{.*}} # xmm0 = xmm0[4,4,5,5,6,6,7,7]
-; AVX1-NEXT:    vpblendw {{.*}} # xmm0 = xmm0[0],xmm1[1],xmm0[2],xmm1[3],xmm0[4],xmm1[5],xmm0[6],xmm1[7]
+; AVX1-NEXT:    vpunpckhwd {{.*#+}} xmm2 = xmm3[4],xmm2[4],xmm3[5],xmm2[5],xmm3[6],xmm2[6],xmm3[7],xmm2[7]
+; AVX1-NEXT:    vpunpckhwd {{.*#+}} xmm0 = xmm0[4],xmm1[4],xmm0[5],xmm1[5],xmm0[6],xmm1[6],xmm0[7],xmm1[7]
 ; AVX1-NEXT:    vinsertf128 $1, %xmm2, %ymm0, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2-LABEL: @shuffle_v16i16_04_20_05_21_06_22_07_23_12_28_13_29_14_30_15_31
+; AVX2-LABEL: shuffle_v16i16_04_20_05_21_06_22_07_23_12_28_13_29_14_30_15_31:
 ; AVX2:       # BB#0:
-; AVX2-NEXT:    vextracti128 $1, %ymm1, %xmm2
-; AVX2-NEXT:    vpunpckhwd {{.*}} # xmm2 = xmm2[4,4,5,5,6,6,7,7]
-; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm3
-; AVX2-NEXT:    vpunpckhwd {{.*}} # xmm3 = xmm3[4,4,5,5,6,6,7,7]
-; AVX2-NEXT:    vpblendw {{.*}} # xmm2 = xmm3[0],xmm2[1],xmm3[2],xmm2[3],xmm3[4],xmm2[5],xmm3[6],xmm2[7]
-; AVX2-NEXT:    vpunpckhwd {{.*}} # xmm1 = xmm1[4,4,5,5,6,6,7,7]
-; AVX2-NEXT:    vpunpckhwd {{.*}} # xmm0 = xmm0[4,4,5,5,6,6,7,7]
-; AVX2-NEXT:    vpblendw {{.*}} # xmm0 = xmm0[0],xmm1[1],xmm0[2],xmm1[3],xmm0[4],xmm1[5],xmm0[6],xmm1[7]
-; AVX2-NEXT:    vinserti128 $1, %xmm2, %ymm0, %ymm0
+; AVX2-NEXT:    vpunpckhwd {{.*#+}} ymm0 = ymm0[4],ymm1[4],ymm0[5],ymm1[5],ymm0[6],ymm1[6],ymm0[7],ymm1[7],ymm0[12],ymm1[12],ymm0[13],ymm1[13],ymm0[14],ymm1[14],ymm0[15],ymm1[15]
 ; AVX2-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 4, i32 20, i32 5, i32 21, i32 6, i32 22, i32 7, i32 23, i32 12, i32 28, i32 13, i32 29, i32 14, i32 30, i32 15, i32 31>
   ret <16 x i16> %shuffle
 }
 
 define <16 x i16> @shuffle_v16i16_00_16_01_17_02_18_03_19_12_28_13_29_14_30_15_31(<16 x i16> %a, <16 x i16> %b) {
-; AVX1-LABEL: @shuffle_v16i16_00_16_01_17_02_18_03_19_12_28_13_29_14_30_15_31
+; AVX1-LABEL: shuffle_v16i16_00_16_01_17_02_18_03_19_12_28_13_29_14_30_15_31:
 ; AVX1:       # BB#0:
 ; AVX1-NEXT:    vextractf128 $1, %ymm1, %xmm2
-; AVX1-NEXT:    vpunpckhwd {{.*}} # xmm2 = xmm2[4,4,5,5,6,6,7,7]
 ; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm3
-; AVX1-NEXT:    vpunpckhwd {{.*}} # xmm3 = xmm3[4,4,5,5,6,6,7,7]
-; AVX1-NEXT:    vpblendw {{.*}} # xmm2 = xmm3[0],xmm2[1],xmm3[2],xmm2[3],xmm3[4],xmm2[5],xmm3[6],xmm2[7]
-; AVX1-NEXT:    vpunpcklwd {{.*}} # xmm1 = xmm1[0,0,1,1,2,2,3,3]
-; AVX1-NEXT:    vpmovzxwd %xmm0, %xmm0
-; AVX1-NEXT:    vpblendw {{.*}} # xmm0 = xmm0[0],xmm1[1],xmm0[2],xmm1[3],xmm0[4],xmm1[5],xmm0[6],xmm1[7]
+; AVX1-NEXT:    vpunpckhwd {{.*#+}} xmm2 = xmm3[4],xmm2[4],xmm3[5],xmm2[5],xmm3[6],xmm2[6],xmm3[7],xmm2[7]
+; AVX1-NEXT:    vpunpcklwd {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1],xmm0[2],xmm1[2],xmm0[3],xmm1[3]
 ; AVX1-NEXT:    vinsertf128 $1, %xmm2, %ymm0, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2-LABEL: @shuffle_v16i16_00_16_01_17_02_18_03_19_12_28_13_29_14_30_15_31
+; AVX2-LABEL: shuffle_v16i16_00_16_01_17_02_18_03_19_12_28_13_29_14_30_15_31:
 ; AVX2:       # BB#0:
-; AVX2-NEXT:    vextracti128 $1, %ymm1, %xmm2
-; AVX2-NEXT:    vpunpckhwd {{.*}} # xmm2 = xmm2[4,4,5,5,6,6,7,7]
-; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm3
-; AVX2-NEXT:    vpunpckhwd {{.*}} # xmm3 = xmm3[4,4,5,5,6,6,7,7]
-; AVX2-NEXT:    vpblendw {{.*}} # xmm2 = xmm3[0],xmm2[1],xmm3[2],xmm2[3],xmm3[4],xmm2[5],xmm3[6],xmm2[7]
-; AVX2-NEXT:    vpunpcklwd {{.*}} # xmm1 = xmm1[0,0,1,1,2,2,3,3]
-; AVX2-NEXT:    vpmovzxwd %xmm0, %xmm0
-; AVX2-NEXT:    vpblendw {{.*}} # xmm0 = xmm0[0],xmm1[1],xmm0[2],xmm1[3],xmm0[4],xmm1[5],xmm0[6],xmm1[7]
-; AVX2-NEXT:    vinserti128 $1, %xmm2, %ymm0, %ymm0
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm1 = ymm1[u,u,0,1,u,u,2,3,u,u,4,5,u,u,6,7,u,u,24,25,u,u,26,27,u,u,28,29,u,u,30,31]
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[0,1,u,u,2,3,u,u,4,5,u,u,6,7,u,u,24,25,u,u,26,27,u,u,28,29,u,u,30,31,u,u]
+; 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
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 0, i32 16, i32 1, i32 17, i32 2, i32 18, i32 3, i32 19, i32 12, i32 28, i32 13, i32 29, i32 14, i32 30, i32 15, i32 31>
   ret <16 x i16> %shuffle
 }
 
 define <16 x i16> @shuffle_v16i16_04_20_05_21_06_22_07_23_08_24_09_25_10_26_11_27(<16 x i16> %a, <16 x i16> %b) {
-; AVX1-LABEL: @shuffle_v16i16_04_20_05_21_06_22_07_23_08_24_09_25_10_26_11_27
+; AVX1-LABEL: shuffle_v16i16_04_20_05_21_06_22_07_23_08_24_09_25_10_26_11_27:
 ; AVX1:       # BB#0:
 ; AVX1-NEXT:    vextractf128 $1, %ymm1, %xmm2
-; AVX1-NEXT:    vpunpcklwd {{.*}} # xmm2 = xmm2[0,0,1,1,2,2,3,3]
 ; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm3
-; AVX1-NEXT:    vpmovzxwd %xmm3, %xmm3
-; AVX1-NEXT:    vpblendw {{.*}} # xmm2 = xmm3[0],xmm2[1],xmm3[2],xmm2[3],xmm3[4],xmm2[5],xmm3[6],xmm2[7]
-; AVX1-NEXT:    vpunpckhwd {{.*}} # xmm1 = xmm1[4,4,5,5,6,6,7,7]
-; AVX1-NEXT:    vpunpckhwd {{.*}} # xmm0 = xmm0[4,4,5,5,6,6,7,7]
-; AVX1-NEXT:    vpblendw {{.*}} # xmm0 = xmm0[0],xmm1[1],xmm0[2],xmm1[3],xmm0[4],xmm1[5],xmm0[6],xmm1[7]
+; AVX1-NEXT:    vpunpcklwd {{.*#+}} xmm2 = xmm3[0],xmm2[0],xmm3[1],xmm2[1],xmm3[2],xmm2[2],xmm3[3],xmm2[3]
+; AVX1-NEXT:    vpunpckhwd {{.*#+}} xmm0 = xmm0[4],xmm1[4],xmm0[5],xmm1[5],xmm0[6],xmm1[6],xmm0[7],xmm1[7]
 ; AVX1-NEXT:    vinsertf128 $1, %xmm2, %ymm0, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2-LABEL: @shuffle_v16i16_04_20_05_21_06_22_07_23_08_24_09_25_10_26_11_27
+; AVX2-LABEL: shuffle_v16i16_04_20_05_21_06_22_07_23_08_24_09_25_10_26_11_27:
 ; AVX2:       # BB#0:
-; AVX2-NEXT:    vextracti128 $1, %ymm1, %xmm2
-; AVX2-NEXT:    vpunpcklwd {{.*}} # xmm2 = xmm2[0,0,1,1,2,2,3,3]
-; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm3
-; AVX2-NEXT:    vpmovzxwd %xmm3, %xmm3
-; AVX2-NEXT:    vpblendw {{.*}} # xmm2 = xmm3[0],xmm2[1],xmm3[2],xmm2[3],xmm3[4],xmm2[5],xmm3[6],xmm2[7]
-; AVX2-NEXT:    vpunpckhwd {{.*}} # xmm1 = xmm1[4,4,5,5,6,6,7,7]
-; AVX2-NEXT:    vpunpckhwd {{.*}} # xmm0 = xmm0[4,4,5,5,6,6,7,7]
-; AVX2-NEXT:    vpblendw {{.*}} # xmm0 = xmm0[0],xmm1[1],xmm0[2],xmm1[3],xmm0[4],xmm1[5],xmm0[6],xmm1[7]
-; AVX2-NEXT:    vinserti128 $1, %xmm2, %ymm0, %ymm0
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm1 = ymm1[u,u,8,9,u,u,10,11,u,u,12,13,u,u,14,15,u,u,16,17,u,u,18,19,u,u,20,21,u,u,22,23]
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[8,9,u,u,10,11,u,u,12,13,u,u,14,15,u,u,16,17,u,u,18,19,u,u,20,21,u,u,22,23,u,u]
+; 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
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 4, i32 20, i32 5, i32 21, i32 6, i32 22, i32 7, i32 23, i32 8, i32 24, i32 9, i32 25, i32 10, i32 26, i32 11, i32 27>
   ret <16 x i16> %shuffle
 }
 
 define <16 x i16> @shuffle_v16i16_00_00_00_00_00_00_01_00_08_09_08_08_08_08_08_08(<16 x i16> %a, <16 x i16> %b) {
-; AVX1-LABEL: @shuffle_v16i16_00_00_00_00_00_00_01_00_08_09_08_08_08_08_08_08
+; AVX1-LABEL: shuffle_v16i16_00_00_00_00_00_00_01_00_08_09_08_08_08_08_08_08:
 ; AVX1:       # BB#0:
-; AVX1-NEXT:    vpshufb {{.*}} # xmm1 = xmm0[0,1,0,1,0,1,0,1,0,1,0,1,2,3,0,1]
+; AVX1-NEXT:    vpshufb {{.*#+}} xmm1 = xmm0[0,1,0,1,0,1,0,1,0,1,0,1,2,3,0,1]
 ; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm0
-; AVX1-NEXT:    vpshufb {{.*}} # xmm0 = xmm0[0,1,2,3,0,1,0,1,0,1,0,1,0,1,0,1]
+; AVX1-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[0,1,2,3,0,1,0,1,0,1,0,1,0,1,0,1]
 ; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2-LABEL: @shuffle_v16i16_00_00_00_00_00_00_01_00_08_09_08_08_08_08_08_08
+; AVX2-LABEL: shuffle_v16i16_00_00_00_00_00_00_01_00_08_09_08_08_08_08_08_08:
 ; AVX2:       # BB#0:
-; AVX2-NEXT:    vpshufb {{.*}} # xmm1 = xmm0[0,1,0,1,0,1,0,1,0,1,0,1,2,3,0,1]
-; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm0
-; AVX2-NEXT:    vpshufb {{.*}} # xmm0 = xmm0[0,1,2,3,0,1,0,1,0,1,0,1,0,1,0,1]
-; AVX2-NEXT:    vinserti128 $1, %xmm0, %ymm1, %ymm0
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[0,1,0,1,0,1,0,1,0,1,0,1,2,3,0,1,16,17,18,19,16,17,16,17,16,17,16,17,16,17,16,17]
 ; AVX2-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 0, i32 8, i32 9, i32 8, i32 8, i32 8, i32 8, i32 8, i32 8>
   ret <16 x i16> %shuffle
 }
 
 define <16 x i16> @shuffle_v16i16_00_00_00_00_00_02_00_00_08_08_10_08_08_08_08_08(<16 x i16> %a, <16 x i16> %b) {
-; AVX1-LABEL: @shuffle_v16i16_00_00_00_00_00_02_00_00_08_08_10_08_08_08_08_08
+; AVX1-LABEL: shuffle_v16i16_00_00_00_00_00_02_00_00_08_08_10_08_08_08_08_08:
 ; AVX1:       # BB#0:
-; AVX1-NEXT:    vpshufb {{.*}} # xmm1 = xmm0[0,1,0,1,0,1,0,1,0,1,4,5,0,1,0,1]
+; AVX1-NEXT:    vpshufb {{.*#+}} xmm1 = xmm0[0,1,0,1,0,1,0,1,0,1,4,5,0,1,0,1]
 ; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm0
-; AVX1-NEXT:    vpshufb {{.*}} # xmm0 = xmm0[0,1,0,1,4,5,0,1,0,1,0,1,0,1,0,1]
+; AVX1-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[0,1,0,1,4,5,0,1,0,1,0,1,0,1,0,1]
 ; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2-LABEL: @shuffle_v16i16_00_00_00_00_00_02_00_00_08_08_10_08_08_08_08_08
+; AVX2-LABEL: shuffle_v16i16_00_00_00_00_00_02_00_00_08_08_10_08_08_08_08_08:
 ; AVX2:       # BB#0:
-; AVX2-NEXT:    vpshufb {{.*}} # xmm1 = xmm0[0,1,0,1,0,1,0,1,0,1,4,5,0,1,0,1]
-; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm0
-; AVX2-NEXT:    vpshufb {{.*}} # xmm0 = xmm0[0,1,0,1,4,5,0,1,0,1,0,1,0,1,0,1]
-; AVX2-NEXT:    vinserti128 $1, %xmm0, %ymm1, %ymm0
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[0,1,0,1,0,1,0,1,0,1,4,5,0,1,0,1,16,17,16,17,20,21,16,17,16,17,16,17,16,17,16,17]
 ; AVX2-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 2, i32 0, i32 0, i32 8, i32 8, i32 10, i32 8, i32 8, i32 8, i32 8, i32 8>
   ret <16 x i16> %shuffle
 }
 
 define <16 x i16> @shuffle_v16i16_00_00_00_00_03_00_00_00_08_08_08_11_08_08_08_08(<16 x i16> %a, <16 x i16> %b) {
-; AVX1-LABEL: @shuffle_v16i16_00_00_00_00_03_00_00_00_08_08_08_11_08_08_08_08
+; AVX1-LABEL: shuffle_v16i16_00_00_00_00_03_00_00_00_08_08_08_11_08_08_08_08:
 ; AVX1:       # BB#0:
-; AVX1-NEXT:    vpshufb {{.*}} # xmm1 = xmm0[0,1,0,1,0,1,0,1,6,7,0,1,0,1,0,1]
+; AVX1-NEXT:    vpshufb {{.*#+}} xmm1 = xmm0[0,1,0,1,0,1,0,1,6,7,0,1,0,1,0,1]
 ; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm0
-; AVX1-NEXT:    vpshufb {{.*}} # xmm0 = xmm0[0,1,0,1,0,1,6,7,0,1,0,1,0,1,0,1]
+; AVX1-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[0,1,0,1,0,1,6,7,0,1,0,1,0,1,0,1]
 ; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2-LABEL: @shuffle_v16i16_00_00_00_00_03_00_00_00_08_08_08_11_08_08_08_08
+; AVX2-LABEL: shuffle_v16i16_00_00_00_00_03_00_00_00_08_08_08_11_08_08_08_08:
 ; AVX2:       # BB#0:
-; AVX2-NEXT:    vpshufb {{.*}} # xmm1 = xmm0[0,1,0,1,0,1,0,1,6,7,0,1,0,1,0,1]
-; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm0
-; AVX2-NEXT:    vpshufb {{.*}} # xmm0 = xmm0[0,1,0,1,0,1,6,7,0,1,0,1,0,1,0,1]
-; AVX2-NEXT:    vinserti128 $1, %xmm0, %ymm1, %ymm0
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[0,1,0,1,0,1,0,1,6,7,0,1,0,1,0,1,16,17,16,17,16,17,22,23,16,17,16,17,16,17,16,17]
 ; AVX2-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 0, i32 0, i32 0, i32 0, i32 3, i32 0, i32 0, i32 0, i32 8, i32 8, i32 8, i32 11, i32 8, i32 8, i32 8, i32 8>
   ret <16 x i16> %shuffle
 }
 
 define <16 x i16> @shuffle_v16i16_00_00_00_04_00_00_00_00_08_08_08_08_12_08_08_08(<16 x i16> %a, <16 x i16> %b) {
-; AVX1-LABEL: @shuffle_v16i16_00_00_00_04_00_00_00_00_08_08_08_08_12_08_08_08
+; AVX1-LABEL: shuffle_v16i16_00_00_00_04_00_00_00_00_08_08_08_08_12_08_08_08:
 ; AVX1:       # BB#0:
-; AVX1-NEXT:    vpshufb {{.*}} # xmm1 = xmm0[0,1,0,1,0,1,8,9,0,1,0,1,0,1,0,1]
+; AVX1-NEXT:    vpshufb {{.*#+}} xmm1 = xmm0[0,1,0,1,0,1,8,9,0,1,0,1,0,1,0,1]
 ; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm0
-; AVX1-NEXT:    vpshufb {{.*}} # xmm0 = xmm0[0,1,0,1,0,1,0,1,8,9,0,1,0,1,0,1]
+; AVX1-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[0,1,0,1,0,1,0,1,8,9,0,1,0,1,0,1]
 ; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2-LABEL: @shuffle_v16i16_00_00_00_04_00_00_00_00_08_08_08_08_12_08_08_08
+; AVX2-LABEL: shuffle_v16i16_00_00_00_04_00_00_00_00_08_08_08_08_12_08_08_08:
 ; AVX2:       # BB#0:
-; AVX2-NEXT:    vpshufb {{.*}} # xmm1 = xmm0[0,1,0,1,0,1,8,9,0,1,0,1,0,1,0,1]
-; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm0
-; AVX2-NEXT:    vpshufb {{.*}} # xmm0 = xmm0[0,1,0,1,0,1,0,1,8,9,0,1,0,1,0,1]
-; AVX2-NEXT:    vinserti128 $1, %xmm0, %ymm1, %ymm0
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[0,1,0,1,0,1,8,9,0,1,0,1,0,1,0,1,16,17,16,17,16,17,16,17,24,25,16,17,16,17,16,17]
 ; AVX2-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 0, i32 0, i32 0, i32 4, i32 0, i32 0, i32 0, i32 0, i32 8, i32 8, i32 8, i32 8, i32 12, i32 8, i32 8, i32 8>
   ret <16 x i16> %shuffle
 }
 
 define <16 x i16> @shuffle_v16i16_00_00_05_00_00_00_00_00_08_08_08_08_08_13_08_08(<16 x i16> %a, <16 x i16> %b) {
-; AVX1-LABEL: @shuffle_v16i16_00_00_05_00_00_00_00_00_08_08_08_08_08_13_08_08
+; AVX1-LABEL: shuffle_v16i16_00_00_05_00_00_00_00_00_08_08_08_08_08_13_08_08:
 ; AVX1:       # BB#0:
-; AVX1-NEXT:    vpshufb {{.*}} # xmm1 = xmm0[0,1,0,1,10,11,0,1,0,1,0,1,0,1,0,1]
+; AVX1-NEXT:    vpshufb {{.*#+}} xmm1 = xmm0[0,1,0,1,10,11,0,1,0,1,0,1,0,1,0,1]
 ; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm0
-; AVX1-NEXT:    vpshufb {{.*}} # xmm0 = xmm0[0,1,0,1,0,1,0,1,0,1,10,11,0,1,0,1]
+; AVX1-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[0,1,0,1,0,1,0,1,0,1,10,11,0,1,0,1]
 ; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2-LABEL: @shuffle_v16i16_00_00_05_00_00_00_00_00_08_08_08_08_08_13_08_08
+; AVX2-LABEL: shuffle_v16i16_00_00_05_00_00_00_00_00_08_08_08_08_08_13_08_08:
 ; AVX2:       # BB#0:
-; AVX2-NEXT:    vpshufb {{.*}} # xmm1 = xmm0[0,1,0,1,10,11,0,1,0,1,0,1,0,1,0,1]
-; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm0
-; AVX2-NEXT:    vpshufb {{.*}} # xmm0 = xmm0[0,1,0,1,0,1,0,1,0,1,10,11,0,1,0,1]
-; AVX2-NEXT:    vinserti128 $1, %xmm0, %ymm1, %ymm0
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[0,1,0,1,10,11,0,1,0,1,0,1,0,1,0,1,16,17,16,17,16,17,16,17,16,17,26,27,16,17,16,17]
 ; AVX2-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 0, i32 0, i32 5, i32 0, i32 0, i32 0, i32 0, i32 0, i32 8, i32 8, i32 8, i32 8, i32 8, i32 13, i32 8, i32 8>
   ret <16 x i16> %shuffle
 }
 
 define <16 x i16> @shuffle_v16i16_00_06_00_00_00_00_00_00_08_08_08_08_08_08_14_08(<16 x i16> %a, <16 x i16> %b) {
-; AVX1-LABEL: @shuffle_v16i16_00_06_00_00_00_00_00_00_08_08_08_08_08_08_14_08
+; AVX1-LABEL: shuffle_v16i16_00_06_00_00_00_00_00_00_08_08_08_08_08_08_14_08:
 ; AVX1:       # BB#0:
-; AVX1-NEXT:    vpshufb {{.*}} # xmm1 = xmm0[0,1,12,13,0,1,0,1,0,1,0,1,0,1,0,1]
+; AVX1-NEXT:    vpshufb {{.*#+}} xmm1 = xmm0[0,1,12,13,0,1,0,1,0,1,0,1,0,1,0,1]
 ; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm0
-; AVX1-NEXT:    vpshufb {{.*}} # xmm0 = xmm0[0,1,0,1,0,1,0,1,0,1,0,1,12,13,0,1]
+; AVX1-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[0,1,0,1,0,1,0,1,0,1,0,1,12,13,0,1]
 ; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2-LABEL: @shuffle_v16i16_00_06_00_00_00_00_00_00_08_08_08_08_08_08_14_08
+; AVX2-LABEL: shuffle_v16i16_00_06_00_00_00_00_00_00_08_08_08_08_08_08_14_08:
 ; AVX2:       # BB#0:
-; AVX2-NEXT:    vpshufb {{.*}} # xmm1 = xmm0[0,1,12,13,0,1,0,1,0,1,0,1,0,1,0,1]
-; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm0
-; AVX2-NEXT:    vpshufb {{.*}} # xmm0 = xmm0[0,1,0,1,0,1,0,1,0,1,0,1,12,13,0,1]
-; AVX2-NEXT:    vinserti128 $1, %xmm0, %ymm1, %ymm0
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[0,1,12,13,0,1,0,1,0,1,0,1,0,1,0,1,16,17,16,17,16,17,16,17,16,17,16,17,28,29,16,17]
 ; AVX2-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 0, i32 6, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 8, i32 8, i32 8, i32 8, i32 8, i32 8, i32 14, i32 8>
   ret <16 x i16> %shuffle
 }
 
 define <16 x i16> @shuffle_v16i16_07_00_00_00_00_00_00_00_08_08_08_08_08_08_08_15(<16 x i16> %a, <16 x i16> %b) {
-; AVX1-LABEL: @shuffle_v16i16_07_00_00_00_00_00_00_00_08_08_08_08_08_08_08_15
+; AVX1-LABEL: shuffle_v16i16_07_00_00_00_00_00_00_00_08_08_08_08_08_08_08_15:
 ; AVX1:       # BB#0:
-; AVX1-NEXT:    vpshufb {{.*}} # xmm1 = xmm0[14,15,0,1,0,1,0,1,0,1,0,1,0,1,0,1]
+; AVX1-NEXT:    vpshufb {{.*#+}} xmm1 = xmm0[14,15,0,1,0,1,0,1,0,1,0,1,0,1,0,1]
 ; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm0
-; AVX1-NEXT:    vpshufb {{.*}} # xmm0 = xmm0[0,1,0,1,0,1,0,1,0,1,0,1,0,1,14,15]
+; AVX1-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[0,1,0,1,0,1,0,1,0,1,0,1,0,1,14,15]
 ; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2-LABEL: @shuffle_v16i16_07_00_00_00_00_00_00_00_08_08_08_08_08_08_08_15
+; AVX2-LABEL: shuffle_v16i16_07_00_00_00_00_00_00_00_08_08_08_08_08_08_08_15:
 ; AVX2:       # BB#0:
-; AVX2-NEXT:    vpshufb {{.*}} # xmm1 = xmm0[14,15,0,1,0,1,0,1,0,1,0,1,0,1,0,1]
-; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm0
-; AVX2-NEXT:    vpshufb {{.*}} # xmm0 = xmm0[0,1,0,1,0,1,0,1,0,1,0,1,0,1,14,15]
-; AVX2-NEXT:    vinserti128 $1, %xmm0, %ymm1, %ymm0
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[14,15,0,1,0,1,0,1,0,1,0,1,0,1,0,1,16,17,16,17,16,17,16,17,16,17,16,17,16,17,30,31]
 ; AVX2-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 7, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 8, i32 8, i32 8, i32 8, i32 8, i32 8, i32 8, i32 15>
   ret <16 x i16> %shuffle
 }
 
 define <16 x i16> @shuffle_v16i16_00_00_02_02_04_04_06_06_14_14_12_12_10_10_08_08(<16 x i16> %a, <16 x i16> %b) {
-; AVX1-LABEL: @shuffle_v16i16_00_00_02_02_04_04_06_06_14_14_12_12_10_10_08_08
+; AVX1-LABEL: shuffle_v16i16_00_00_02_02_04_04_06_06_14_14_12_12_10_10_08_08:
 ; AVX1:       # BB#0:
-; AVX1-NEXT:    vpshuflw {{.*}} # xmm1 = xmm0[0,0,2,2,4,5,6,7]
-; AVX1-NEXT:    vpshufhw {{.*}} # xmm1 = xmm1[0,1,2,3,4,4,6,6]
+; AVX1-NEXT:    vpshuflw {{.*#+}} xmm1 = xmm0[0,0,2,2,4,5,6,7]
+; AVX1-NEXT:    vpshufhw {{.*#+}} xmm1 = xmm1[0,1,2,3,4,4,6,6]
 ; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm0
-; AVX1-NEXT:    vpshufb {{.*}} # xmm0 = xmm0[12,13,12,13,8,9,8,9,4,5,4,5,0,1,0,1]
+; AVX1-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[12,13,12,13,8,9,8,9,4,5,4,5,0,1,0,1]
 ; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2-LABEL: @shuffle_v16i16_00_00_02_02_04_04_06_06_14_14_12_12_10_10_08_08
+; AVX2-LABEL: shuffle_v16i16_00_00_02_02_04_04_06_06_14_14_12_12_10_10_08_08:
 ; AVX2:       # BB#0:
-; AVX2-NEXT:    vpshuflw {{.*}} # xmm1 = xmm0[0,0,2,2,4,5,6,7]
-; AVX2-NEXT:    vpshufhw {{.*}} # xmm1 = xmm1[0,1,2,3,4,4,6,6]
-; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm0
-; AVX2-NEXT:    vpshufb {{.*}} # xmm0 = xmm0[12,13,12,13,8,9,8,9,4,5,4,5,0,1,0,1]
-; AVX2-NEXT:    vinserti128 $1, %xmm0, %ymm1, %ymm0
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[0,1,0,1,4,5,4,5,8,9,8,9,12,13,12,13,28,29,28,29,24,25,24,25,20,21,20,21,16,17,16,17]
 ; AVX2-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 0, i32 0, i32 2, i32 2, i32 4, i32 4, i32 6, i32 6, i32 14, i32 14, i32 12, i32 12, i32 10, i32 10, i32 8, i32 8>
   ret <16 x i16> %shuffle
 }
 
 define <16 x i16> @shuffle_v16i16_04_04_04_04_00_00_00_00_08_08_08_08_12_12_12_12(<16 x i16> %a, <16 x i16> %b) {
-; AVX1-LABEL: @shuffle_v16i16_04_04_04_04_00_00_00_00_08_08_08_08_12_12_12_12
+; AVX1-LABEL: shuffle_v16i16_04_04_04_04_00_00_00_00_08_08_08_08_12_12_12_12:
 ; AVX1:       # BB#0:
-; AVX1-NEXT:    vpshufb {{.*}} # xmm1 = xmm0[8,9,8,9,8,9,8,9,0,1,0,1,0,1,0,1]
+; AVX1-NEXT:    vpshufb {{.*#+}} xmm1 = xmm0[8,9,8,9,8,9,8,9,0,1,0,1,0,1,0,1]
 ; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm0
-; AVX1-NEXT:    vpshuflw {{.*}} # xmm0 = xmm0[0,0,0,0,4,5,6,7]
-; AVX1-NEXT:    vpshufhw {{.*}} # xmm0 = xmm0[0,1,2,3,4,4,4,4]
+; AVX1-NEXT:    vpshuflw {{.*#+}} xmm0 = xmm0[0,0,0,0,4,5,6,7]
+; AVX1-NEXT:    vpshufhw {{.*#+}} xmm0 = xmm0[0,1,2,3,4,4,4,4]
 ; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2-LABEL: @shuffle_v16i16_04_04_04_04_00_00_00_00_08_08_08_08_12_12_12_12
+; AVX2-LABEL: shuffle_v16i16_04_04_04_04_00_00_00_00_08_08_08_08_12_12_12_12:
 ; AVX2:       # BB#0:
-; AVX2-NEXT:    vpshufb {{.*}} # xmm1 = xmm0[8,9,8,9,8,9,8,9,0,1,0,1,0,1,0,1]
-; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm0
-; AVX2-NEXT:    vpshuflw {{.*}} # xmm0 = xmm0[0,0,0,0,4,5,6,7]
-; AVX2-NEXT:    vpshufhw {{.*}} # xmm0 = xmm0[0,1,2,3,4,4,4,4]
-; AVX2-NEXT:    vinserti128 $1, %xmm0, %ymm1, %ymm0
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[8,9,8,9,8,9,8,9,0,1,0,1,0,1,0,1,16,17,16,17,16,17,16,17,24,25,24,25,24,25,24,25]
 ; AVX2-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 4, i32 4, i32 4, i32 4, i32 0, i32 0, i32 0, i32 0, i32 8, i32 8, i32 8, i32 8, i32 12, i32 12, i32 12, i32 12>
   ret <16 x i16> %shuffle
 }
 
 define <16 x i16> @shuffle_v16i16_00_uu_uu_00_00_00_00_00_08_08_uu_uu_08_08_14_08(<16 x i16> %a, <16 x i16> %b) {
-; AVX1-LABEL: @shuffle_v16i16_00_uu_uu_00_00_00_00_00_08_08_uu_uu_08_08_14_08
+; AVX1-LABEL: shuffle_v16i16_00_uu_uu_00_00_00_00_00_08_08_uu_uu_08_08_14_08:
 ; AVX1:       # BB#0:
-; AVX1-NEXT:    vpshufb {{.*}} # xmm1 = xmm0[0,1,2,3,4,5,0,1,0,1,0,1,0,1,0,1]
+; AVX1-NEXT:    vpshufb {{.*#+}} xmm1 = xmm0[0,1,2,3,4,5,0,1,0,1,0,1,0,1,0,1]
 ; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm0
-; AVX1-NEXT:    vpshufb {{.*}} # xmm0 = xmm0[0,1,0,1,4,5,6,7,0,1,0,1,12,13,0,1]
+; AVX1-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[0,1,0,1,4,5,6,7,0,1,0,1,12,13,0,1]
 ; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2-LABEL: @shuffle_v16i16_00_uu_uu_00_00_00_00_00_08_08_uu_uu_08_08_14_08
+; AVX2-LABEL: shuffle_v16i16_00_uu_uu_00_00_00_00_00_08_08_uu_uu_08_08_14_08:
 ; AVX2:       # BB#0:
-; AVX2-NEXT:    vpshufb {{.*}} # xmm1 = xmm0[0,1,2,3,4,5,0,1,0,1,0,1,0,1,0,1]
-; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm0
-; AVX2-NEXT:    vpshufb {{.*}} # xmm0 = xmm0[0,1,0,1,4,5,6,7,0,1,0,1,12,13,0,1]
-; AVX2-NEXT:    vinserti128 $1, %xmm0, %ymm1, %ymm0
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[0,1,u,u,u,u,0,1,0,1,0,1,0,1,0,1,16,17,16,17,u,u,u,u,16,17,16,17,28,29,16,17]
 ; AVX2-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 0, i32 undef, i32 undef, i32 0, i32 0, i32 0, i32 0, i32 0, i32 8, i32 8, i32 undef, i32 undef, i32 8, i32 8, i32 14, i32 8>
   ret <16 x i16> %shuffle
 }
 
 define <16 x i16> @shuffle_v16i16_07_uu_00_00_00_00_00_00_08_08_uu_uu_08_08_08_15(<16 x i16> %a, <16 x i16> %b) {
-; AVX1-LABEL: @shuffle_v16i16_07_uu_00_00_00_00_00_00_08_08_uu_uu_08_08_08_15
+; AVX1-LABEL: shuffle_v16i16_07_uu_00_00_00_00_00_00_08_08_uu_uu_08_08_08_15:
 ; AVX1:       # BB#0:
-; AVX1-NEXT:    vpshufb {{.*}} # xmm1 = xmm0[14,15,2,3,0,1,0,1,0,1,0,1,0,1,0,1]
+; AVX1-NEXT:    vpshufb {{.*#+}} xmm1 = xmm0[14,15,2,3,0,1,0,1,0,1,0,1,0,1,0,1]
 ; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm0
-; AVX1-NEXT:    vpshufb {{.*}} # xmm0 = xmm0[0,1,0,1,4,5,6,7,0,1,0,1,0,1,14,15]
+; AVX1-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[0,1,0,1,4,5,6,7,0,1,0,1,0,1,14,15]
 ; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2-LABEL: @shuffle_v16i16_07_uu_00_00_00_00_00_00_08_08_uu_uu_08_08_08_15
+; AVX2-LABEL: shuffle_v16i16_07_uu_00_00_00_00_00_00_08_08_uu_uu_08_08_08_15:
 ; AVX2:       # BB#0:
-; AVX2-NEXT:    vpshufb {{.*}} # xmm1 = xmm0[14,15,2,3,0,1,0,1,0,1,0,1,0,1,0,1]
-; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm0
-; AVX2-NEXT:    vpshufb {{.*}} # xmm0 = xmm0[0,1,0,1,4,5,6,7,0,1,0,1,0,1,14,15]
-; AVX2-NEXT:    vinserti128 $1, %xmm0, %ymm1, %ymm0
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[14,15,u,u,0,1,0,1,0,1,0,1,0,1,0,1,16,17,16,17,u,u,u,u,16,17,16,17,16,17,30,31]
 ; AVX2-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 7, i32 undef, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 8, i32 8, i32 undef, i32 undef, i32 8, i32 8, i32 8, i32 15>
   ret <16 x i16> %shuffle
 }
 
 define <16 x i16> @shuffle_v16i16_00_uu_uu_02_04_04_uu_06_14_14_uu_12_10_10_08_08(<16 x i16> %a, <16 x i16> %b) {
-; AVX1-LABEL: @shuffle_v16i16_00_uu_uu_02_04_04_uu_06_14_14_uu_12_10_10_08_08
+; AVX1-LABEL: shuffle_v16i16_00_uu_uu_02_04_04_uu_06_14_14_uu_12_10_10_08_08:
 ; AVX1:       # BB#0:
-; AVX1-NEXT:    vpshuflw {{.*}} # xmm1 = xmm0[0,1,2,2,4,5,6,7]
-; AVX1-NEXT:    vpshufhw {{.*}} # xmm1 = xmm1[0,1,2,3,4,4,6,6]
+; AVX1-NEXT:    vpshuflw {{.*#+}} xmm1 = xmm0[0,1,2,2,4,5,6,7]
+; AVX1-NEXT:    vpshufhw {{.*#+}} xmm1 = xmm1[0,1,2,3,4,4,6,6]
 ; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm0
-; AVX1-NEXT:    vpshufb {{.*}} # xmm0 = xmm0[12,13,12,13,12,13,8,9,4,5,4,5,0,1,0,1]
+; AVX1-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[12,13,12,13,12,13,8,9,4,5,4,5,0,1,0,1]
 ; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2-LABEL: @shuffle_v16i16_00_uu_uu_02_04_04_uu_06_14_14_uu_12_10_10_08_08
+; AVX2-LABEL: shuffle_v16i16_00_uu_uu_02_04_04_uu_06_14_14_uu_12_10_10_08_08:
 ; AVX2:       # BB#0:
-; AVX2-NEXT:    vpshuflw {{.*}} # xmm1 = xmm0[0,1,2,2,4,5,6,7]
-; AVX2-NEXT:    vpshufhw {{.*}} # xmm1 = xmm1[0,1,2,3,4,4,6,6]
-; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm0
-; AVX2-NEXT:    vpshufb {{.*}} # xmm0 = xmm0[12,13,12,13,12,13,8,9,4,5,4,5,0,1,0,1]
-; AVX2-NEXT:    vinserti128 $1, %xmm0, %ymm1, %ymm0
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[0,1,u,u,u,u,4,5,8,9,8,9,u,u,12,13,28,29,28,29,u,u,24,25,20,21,20,21,16,17,16,17]
 ; AVX2-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 0, i32 undef, i32 undef, i32 2, i32 4, i32 4, i32 undef, i32 6, i32 14, i32 14, i32 undef, i32 12, i32 10, i32 10, i32 8, i32 8>
   ret <16 x i16> %shuffle
 }
 
 define <16 x i16> @shuffle_v16i16_04_04_04_04_uu_uu_uu_uu_08_08_08_uu_uu_12_12_12(<16 x i16> %a, <16 x i16> %b) {
-; AVX1-LABEL: @shuffle_v16i16_04_04_04_04_uu_uu_uu_uu_08_08_08_uu_uu_12_12_12
+; AVX1-LABEL: shuffle_v16i16_04_04_04_04_uu_uu_uu_uu_08_08_08_uu_uu_12_12_12:
 ; AVX1:       # BB#0:
-; AVX1-NEXT:    vpshufd {{.*}} # xmm1 = xmm0[2,1,2,3]
-; AVX1-NEXT:    vpshuflw {{.*}} # xmm1 = xmm1[0,0,0,0,4,5,6,7]
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm1 = xmm0[2,1,2,3]
+; AVX1-NEXT:    vpshuflw {{.*#+}} xmm1 = xmm1[0,0,0,0,4,5,6,7]
 ; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm0
-; AVX1-NEXT:    vpshuflw {{.*}} # xmm0 = xmm0[0,0,0,3,4,5,6,7]
-; AVX1-NEXT:    vpshufhw {{.*}} # xmm0 = xmm0[0,1,2,3,4,4,4,4]
+; AVX1-NEXT:    vpshuflw {{.*#+}} xmm0 = xmm0[0,0,0,3,4,5,6,7]
+; AVX1-NEXT:    vpshufhw {{.*#+}} xmm0 = xmm0[0,1,2,3,4,4,4,4]
 ; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2-LABEL: @shuffle_v16i16_04_04_04_04_uu_uu_uu_uu_08_08_08_uu_uu_12_12_12
+; AVX2-LABEL: shuffle_v16i16_04_04_04_04_uu_uu_uu_uu_08_08_08_uu_uu_12_12_12:
 ; AVX2:       # BB#0:
-; AVX2-NEXT:    vpshufd {{.*}} # xmm1 = xmm0[2,1,2,3]
-; AVX2-NEXT:    vpshuflw {{.*}} # xmm1 = xmm1[0,0,0,0,4,5,6,7]
-; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm0
-; AVX2-NEXT:    vpshuflw {{.*}} # xmm0 = xmm0[0,0,0,3,4,5,6,7]
-; AVX2-NEXT:    vpshufhw {{.*}} # xmm0 = xmm0[0,1,2,3,4,4,4,4]
-; AVX2-NEXT:    vinserti128 $1, %xmm0, %ymm1, %ymm0
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[8,9,8,9,8,9,8,9,u,u,u,u,u,u,u,u,16,17,16,17,16,17,u,u,u,u,24,25,24,25,24,25]
 ; AVX2-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 4, i32 4, i32 4, i32 4, i32 undef, i32 undef, i32 undef, i32 undef, i32 8, i32 8, i32 8, i32 undef, i32 undef, i32 12, i32 12, i32 12>
   ret <16 x i16> %shuffle
 }
+
+define <16 x i16> @shuffle_v16i16_00_00_00_00_04_04_04_04_16_16_16_16_20_20_20_20(<16 x i16> %a, <16 x i16> %b) {
+; AVX1-LABEL: shuffle_v16i16_00_00_00_00_04_04_04_04_16_16_16_16_20_20_20_20:
+; AVX1:       # BB#0:
+; AVX1-NEXT:    vpshuflw {{.*#+}} xmm0 = xmm0[0,0,0,0,4,5,6,7]
+; AVX1-NEXT:    vpshufhw {{.*#+}} xmm0 = xmm0[0,1,2,3,4,4,4,4]
+; AVX1-NEXT:    vpshuflw {{.*#+}} xmm1 = xmm1[0,0,0,0,4,5,6,7]
+; AVX1-NEXT:    vpshufhw {{.*#+}} xmm1 = xmm1[0,1,2,3,4,4,4,4]
+; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm0, %ymm0
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: shuffle_v16i16_00_00_00_00_04_04_04_04_16_16_16_16_20_20_20_20:
+; AVX2:       # BB#0:
+; AVX2-NEXT:    vinserti128 $1, %xmm1, %ymm0, %ymm0
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[0,1,0,1,0,1,0,1,8,9,8,9,8,9,8,9,16,17,16,17,16,17,16,17,24,25,24,25,24,25,24,25]
+; AVX2-NEXT:    retq
+  %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 0, i32 0, i32 0, i32 0, i32 4, i32 4, i32 4, i32 4, i32 16, i32 16, i32 16, i32 16, i32 20, i32 20, i32 20, i32 20>
+  ret <16 x i16> %shuffle
+}
+
+define <16 x i16> @shuffle_v16i16_08_08_08_08_12_12_12_12_16_16_16_16_20_20_20_20(<16 x i16> %a, <16 x i16> %b) {
+; AVX1-LABEL: shuffle_v16i16_08_08_08_08_12_12_12_12_16_16_16_16_20_20_20_20:
+; AVX1:       # BB#0:
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm0
+; AVX1-NEXT:    vpshuflw {{.*#+}} xmm0 = xmm0[0,0,0,0,4,5,6,7]
+; AVX1-NEXT:    vpshufhw {{.*#+}} xmm0 = xmm0[0,1,2,3,4,4,4,4]
+; AVX1-NEXT:    vpshuflw {{.*#+}} xmm1 = xmm1[0,0,0,0,4,5,6,7]
+; AVX1-NEXT:    vpshufhw {{.*#+}} xmm1 = xmm1[0,1,2,3,4,4,4,4]
+; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm0, %ymm0
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: shuffle_v16i16_08_08_08_08_12_12_12_12_16_16_16_16_20_20_20_20:
+; AVX2:       # BB#0:
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm0 = ymm0[2,3],ymm1[0,1]
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[0,1,0,1,0,1,0,1,8,9,8,9,8,9,8,9,16,17,16,17,16,17,16,17,24,25,24,25,24,25,24,25]
+; AVX2-NEXT:    retq
+  %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 8, i32 8, i32 8, i32 8, i32 12, i32 12, i32 12, i32 12, i32 16, i32 16, i32 16, i32 16, i32 20, i32 20, i32 20, i32 20>
+  ret <16 x i16> %shuffle
+}
+
+define <16 x i16> @shuffle_v16i16_08_08_08_08_12_12_12_12_24_24_24_24_28_28_28_28(<16 x i16> %a, <16 x i16> %b) {
+; AVX1-LABEL: shuffle_v16i16_08_08_08_08_12_12_12_12_24_24_24_24_28_28_28_28:
+; AVX1:       # BB#0:
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm0
+; AVX1-NEXT:    vpshuflw {{.*#+}} xmm0 = xmm0[0,0,0,0,4,5,6,7]
+; AVX1-NEXT:    vpshufhw {{.*#+}} xmm0 = xmm0[0,1,2,3,4,4,4,4]
+; AVX1-NEXT:    vextractf128 $1, %ymm1, %xmm1
+; AVX1-NEXT:    vpshuflw {{.*#+}} xmm1 = xmm1[0,0,0,0,4,5,6,7]
+; AVX1-NEXT:    vpshufhw {{.*#+}} xmm1 = xmm1[0,1,2,3,4,4,4,4]
+; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm0, %ymm0
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: shuffle_v16i16_08_08_08_08_12_12_12_12_24_24_24_24_28_28_28_28:
+; AVX2:       # BB#0:
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm0 = ymm0[2,3],ymm1[2,3]
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[0,1,0,1,0,1,0,1,8,9,8,9,8,9,8,9,16,17,16,17,16,17,16,17,24,25,24,25,24,25,24,25]
+; AVX2-NEXT:    retq
+  %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 8, i32 8, i32 8, i32 8, i32 12, i32 12, i32 12, i32 12, i32 24, i32 24, i32 24, i32 24, i32 28, i32 28, i32 28, i32 28>
+  ret <16 x i16> %shuffle
+}
+
+define <16 x i16> @shuffle_v16i16_00_00_00_00_04_04_04_04_24_24_24_24_28_28_28_28(<16 x i16> %a, <16 x i16> %b) {
+; AVX1-LABEL: shuffle_v16i16_00_00_00_00_04_04_04_04_24_24_24_24_28_28_28_28:
+; AVX1:       # BB#0:
+; AVX1-NEXT:    vpshuflw {{.*#+}} xmm0 = xmm0[0,0,0,0,4,5,6,7]
+; AVX1-NEXT:    vpshufhw {{.*#+}} xmm0 = xmm0[0,1,2,3,4,4,4,4]
+; AVX1-NEXT:    vextractf128 $1, %ymm1, %xmm1
+; AVX1-NEXT:    vpshuflw {{.*#+}} xmm1 = xmm1[0,0,0,0,4,5,6,7]
+; AVX1-NEXT:    vpshufhw {{.*#+}} xmm1 = xmm1[0,1,2,3,4,4,4,4]
+; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm0, %ymm0
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: shuffle_v16i16_00_00_00_00_04_04_04_04_24_24_24_24_28_28_28_28:
+; AVX2:       # BB#0:
+; AVX2-NEXT:    vpblendd {{.*#+}} ymm0 = ymm0[0,1,2,3],ymm1[4,5,6,7]
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[0,1,0,1,0,1,0,1,8,9,8,9,8,9,8,9,16,17,16,17,16,17,16,17,24,25,24,25,24,25,24,25]
+; AVX2-NEXT:    retq
+  %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 0, i32 0, i32 0, i32 0, i32 4, i32 4, i32 4, i32 4, i32 24, i32 24, i32 24, i32 24, i32 28, i32 28, i32 28, i32 28>
+  ret <16 x i16> %shuffle
+}
+
+define <16 x i16> @shuffle_v16i16_00_16_01_17_02_18_03_19_04_20_05_21_06_22_07_23(<16 x i16> %a, <16 x i16> %b) {
+; AVX1-LABEL: shuffle_v16i16_00_16_01_17_02_18_03_19_04_20_05_21_06_22_07_23:
+; AVX1:       # BB#0:
+; AVX1-NEXT:    vpunpckhwd {{.*#+}} xmm2 = xmm0[4],xmm1[4],xmm0[5],xmm1[5],xmm0[6],xmm1[6],xmm0[7],xmm1[7]
+; AVX1-NEXT:    vpunpcklwd {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1],xmm0[2],xmm1[2],xmm0[3],xmm1[3]
+; AVX1-NEXT:    vinsertf128 $1, %xmm2, %ymm0, %ymm0
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: shuffle_v16i16_00_16_01_17_02_18_03_19_04_20_05_21_06_22_07_23:
+; AVX2:       # BB#0:
+; AVX2-NEXT:    vpunpckhwd {{.*#+}} xmm2 = xmm0[4],xmm1[4],xmm0[5],xmm1[5],xmm0[6],xmm1[6],xmm0[7],xmm1[7]
+; AVX2-NEXT:    vpunpcklwd {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1],xmm0[2],xmm1[2],xmm0[3],xmm1[3]
+; AVX2-NEXT:    vinserti128 $1, %xmm2, %ymm0, %ymm0
+; AVX2-NEXT:    retq
+  %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 0, i32 16, i32 1, i32 17, i32 2, i32 18, i32 3, i32 19, i32 4, i32 20, i32 5, i32 21, i32 6, i32 22, i32 7, i32 23>
+  ret <16 x i16> %shuffle
+}
+
+;
+; Shuffle to logical bit shifts
+;
+
+define <16 x i16> @shuffle_v16i16_zz_00_zz_02_zz_04_zz_06_zz_08_zz_10_zz_12_zz_14(<16 x i16> %a) {
+; AVX1-LABEL: shuffle_v16i16_zz_00_zz_02_zz_04_zz_06_zz_08_zz_10_zz_12_zz_14:
+; AVX1:       # BB#0:
+; AVX1-NEXT:    vpslld $16, %xmm0, %xmm1
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm0
+; AVX1-NEXT:    vpslld $16, %xmm0, %xmm0
+; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: shuffle_v16i16_zz_00_zz_02_zz_04_zz_06_zz_08_zz_10_zz_12_zz_14:
+; AVX2:       # BB#0:
+; AVX2-NEXT:    vpslld $16, %ymm0, %ymm0
+; AVX2-NEXT:    retq
+  %shuffle = shufflevector <16 x i16> %a, <16 x i16> zeroinitializer, <16 x i32> <i32 16, i32 0, i32 16, i32 2, i32 16, i32 4, i32 16, i32 6, i32 16, i32 8, i32 16, i32 10, i32 16, i32 12, i32 16, i32 14>
+  ret <16 x i16> %shuffle
+}
+
+define <16 x i16> @shuffle_v16i16_zz_zz_zz_00_zz_zz_zz_04_zz_zz_zz_08_zz_zz_zz_12(<16 x i16> %a) {
+; AVX1-LABEL: shuffle_v16i16_zz_zz_zz_00_zz_zz_zz_04_zz_zz_zz_08_zz_zz_zz_12:
+; AVX1:       # BB#0:
+; AVX1-NEXT:    vpsllq $48, %xmm0, %xmm1
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm0
+; AVX1-NEXT:    vpsllq $48, %xmm0, %xmm0
+; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: shuffle_v16i16_zz_zz_zz_00_zz_zz_zz_04_zz_zz_zz_08_zz_zz_zz_12:
+; AVX2:       # BB#0:
+; AVX2-NEXT:    vpsllq $48, %ymm0, %ymm0
+; AVX2-NEXT:    retq
+  %shuffle = shufflevector <16 x i16> %a, <16 x i16> zeroinitializer, <16 x i32> <i32 16, i32 16, i32 16, i32 0, i32 16, i32 16, i32 16, i32 4, i32 16, i32 16, i32 16, i32 8, i32 16, i32 16, i32 16, i32 12>
+  ret <16 x i16> %shuffle
+}
+
+define <16 x i16> @shuffle_v16i16_01_zz_03_zz_05_zz_07_zz_09_zz_11_zz_13_zz_15_zz(<16 x i16> %a) {
+; AVX1-LABEL: shuffle_v16i16_01_zz_03_zz_05_zz_07_zz_09_zz_11_zz_13_zz_15_zz:
+; AVX1:       # BB#0:
+; AVX1-NEXT:    vpsrld $16, %xmm0, %xmm1
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm0
+; AVX1-NEXT:    vpsrld $16, %xmm0, %xmm0
+; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: shuffle_v16i16_01_zz_03_zz_05_zz_07_zz_09_zz_11_zz_13_zz_15_zz:
+; AVX2:       # BB#0:
+; AVX2-NEXT:    vpsrld $16, %ymm0, %ymm0
+; AVX2-NEXT:    retq
+  %shuffle = shufflevector <16 x i16> %a, <16 x i16> zeroinitializer, <16 x i32> <i32 1, i32 16, i32 3, i32 16, i32 5, i32 16, i32 7, i32 16, i32 9, i32 16, i32 11, i32 16, i32 13, i32 16, i32 15, i32 16>
+  ret <16 x i16> %shuffle
+}
+
+define <16 x i16> @shuffle_v16i16_02_03_zz_zz_06_07_zz_zz_10_11_zz_zz_14_15_zz_zz(<16 x i16> %a) {
+; AVX1-LABEL: shuffle_v16i16_02_03_zz_zz_06_07_zz_zz_10_11_zz_zz_14_15_zz_zz:
+; AVX1:       # BB#0:
+; AVX1-NEXT:    vpsrlq $32, %xmm0, %xmm1
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm0
+; AVX1-NEXT:    vpsrlq $32, %xmm0, %xmm0
+; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: shuffle_v16i16_02_03_zz_zz_06_07_zz_zz_10_11_zz_zz_14_15_zz_zz:
+; AVX2:       # BB#0:
+; AVX2-NEXT:    vpsrlq $32, %ymm0, %ymm0
+; AVX2-NEXT:    retq
+  %shuffle = shufflevector <16 x i16> %a, <16 x i16> zeroinitializer, <16 x i32> <i32 2, i32 3, i32 16, i32 16, i32 6, i32 7, i32 16, i32 16, i32 10, i32 11, i32 16, i32 16, i32 14, i32 15, i32 16, i32 16>
+  ret <16 x i16> %shuffle
+}
+
+define <16 x i16> @shuffle_v16i16_16_zz_zz_zz_17_zz_zz_zz_18_zz_zz_zz_19_zz_zz_zz(<16 x i16> %a) {
+; AVX1-LABEL: shuffle_v16i16_16_zz_zz_zz_17_zz_zz_zz_18_zz_zz_zz_19_zz_zz_zz:
+; AVX1:       # BB#0:
+; AVX1-NEXT:    vpmovzxwq {{.*#+}} xmm1 = xmm0[0],zero,zero,zero,xmm0[1],zero,zero,zero
+; AVX1-NEXT:    vpxor %xmm2, %xmm2, %xmm2
+; AVX1-NEXT:    vpunpcklwd {{.*#+}} xmm0 = xmm0[0],xmm2[0],xmm0[1],xmm2[1],xmm0[2],xmm2[2],xmm0[3],xmm2[3]
+; AVX1-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[8,9,2,3,12,13,2,3,8,9,12,13,12,13,14,15]
+; AVX1-NEXT:    vpunpcklwd {{.*#+}} xmm0 = xmm0[0],xmm2[0],xmm0[1],xmm2[1],xmm0[2],xmm2[2],xmm0[3],xmm2[3]
+; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: shuffle_v16i16_16_zz_zz_zz_17_zz_zz_zz_18_zz_zz_zz_19_zz_zz_zz:
+; AVX2:       # BB#0:
+; AVX2-NEXT:    vpmovzxwq {{.*#+}} ymm0 = xmm0[0],zero,zero,zero,xmm0[1],zero,zero,zero,xmm0[2],zero,zero,zero,xmm0[3],zero,zero,zero
+; AVX2-NEXT:    retq
+  %shuffle = shufflevector <16 x i16> zeroinitializer, <16 x i16> %a, <16 x i32> <i32 16, i32 0, i32 0, i32 0, i32 17, i32 0, i32 0, i32 0, i32 18, i32 0, i32 0, i32 0, i32 19, i32 0, i32 0, i32 0>
+  ret <16 x i16> %shuffle
+}
+
+define <16 x i16> @shuffle_v16i16_16_zz_17_zz_18_zz_19_zz_20_zz_21_zz_22_zz_22_zz(<16 x i16> %a) {
+; AVX1-LABEL: shuffle_v16i16_16_zz_17_zz_18_zz_19_zz_20_zz_21_zz_22_zz_22_zz:
+; AVX1:       # BB#0:
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm1 = xmm0[2,3,0,1]
+; AVX1-NEXT:    vpxor %xmm2, %xmm2, %xmm2
+; AVX1-NEXT:    vpunpcklwd {{.*#+}} xmm1 = xmm1[0],xmm2[0],xmm1[1],xmm2[1],xmm1[2],xmm2[2],xmm1[3],xmm2[3]
+; AVX1-NEXT:    vpmovzxwd {{.*#+}} xmm0 = xmm0[0],zero,xmm0[1],zero,xmm0[2],zero,xmm0[3],zero
+; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm0, %ymm0
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: shuffle_v16i16_16_zz_17_zz_18_zz_19_zz_20_zz_21_zz_22_zz_22_zz:
+; AVX2:       # BB#0:
+; AVX2-NEXT:    vpmovzxwd {{.*#+}} ymm0 = xmm0[0],zero,xmm0[1],zero,xmm0[2],zero,xmm0[3],zero,xmm0[4],zero,xmm0[5],zero,xmm0[6],zero,xmm0[7],zero
+; AVX2-NEXT:    retq
+  %shuffle = shufflevector <16 x i16> zeroinitializer, <16 x i16> %a, <16 x i32> <i32 16, i32 0, i32 17, i32 0, i32 18, i32 0, i32 19, i32 0, i32 20, i32 0, i32 21, i32 0, i32 22, i32 0, i32 23, i32 0>
+  ret <16 x i16> %shuffle
+}