diff --git a/llvm/lib/Target/X86/X86ISelLowering.cpp b/llvm/lib/Target/X86/X86ISelLowering.cpp
index a2eb28fc7f486d..5a21982dea4085 100644
--- a/llvm/lib/Target/X86/X86ISelLowering.cpp
+++ b/llvm/lib/Target/X86/X86ISelLowering.cpp
@@ -36814,7 +36814,7 @@ static SDValue combineCommutableSHUFP(SDValue N, MVT VT, const SDLoc &DL,
   return SDValue();
 }
 
-// Canonicalize SHUFFLE(BINOP(X,C)) -> BINOP(SHUFFLE(X),SHUFFLE(C)).
+// Canonicalize SHUFFLE(BINOP(X,Y)) -> BINOP(SHUFFLE(X),SHUFFLE(Y)).
 static SDValue canonicalizeShuffleWithBinOps(SDValue N, SelectionDAG &DAG,
                                              const SDLoc &DL) {
   const TargetLowering &TLI = DAG.getTargetLoweringInfo();
@@ -36822,11 +36822,14 @@ static SDValue canonicalizeShuffleWithBinOps(SDValue N, SelectionDAG &DAG,
 
   auto IsMergeableWithShuffle = [](SDValue Op) {
     // AllZeros/AllOnes constants are freely shuffled and will peek through
-    // bitcasts. Other constant build vectors do not peek through bitcasts.
+    // bitcasts. Other constant build vectors do not peek through bitcasts. Only
+    // merge with target shuffles if it has one use so shuffle combining is
+    // likely to kick in.
     return ISD::isBuildVectorAllOnes(Op.getNode()) ||
            ISD::isBuildVectorAllZeros(Op.getNode()) ||
            ISD::isBuildVectorOfConstantSDNodes(Op.getNode()) ||
-           ISD::isBuildVectorOfConstantFPSDNodes(Op.getNode());
+           ISD::isBuildVectorOfConstantFPSDNodes(Op.getNode()) ||
+           (isTargetShuffle(Op.getOpcode()) && Op->hasOneUse());
   };
   auto IsSafeToMoveShuffle = [ShuffleVT](SDValue Op, unsigned BinOp) {
     // Ensure we only shuffle whole vector src elements, unless its a logical
diff --git a/llvm/test/CodeGen/X86/haddsub-3.ll b/llvm/test/CodeGen/X86/haddsub-3.ll
index 48d4fe5565554d..c83a7b73edf5a4 100644
--- a/llvm/test/CodeGen/X86/haddsub-3.ll
+++ b/llvm/test/CodeGen/X86/haddsub-3.ll
@@ -2,8 +2,8 @@
 ; RUN: llc < %s -mtriple=x86_64-unknown -mattr=+sse2            | FileCheck %s --check-prefix=SSE2
 ; RUN: llc < %s -mtriple=x86_64-unknown -mattr=+ssse3           | FileCheck %s --check-prefix=SSSE3-SLOW
 ; RUN: llc < %s -mtriple=x86_64-unknown -mattr=+ssse3,fast-hops | FileCheck %s --check-prefix=SSSE3-FAST
-; RUN: llc < %s -mtriple=x86_64-unknown -mattr=+avx             | FileCheck %s --check-prefix=AVX1-SLOW
-; RUN: llc < %s -mtriple=x86_64-unknown -mattr=+avx,fast-hops   | FileCheck %s --check-prefix=AVX1-FAST
+; RUN: llc < %s -mtriple=x86_64-unknown -mattr=+avx             | FileCheck %s --check-prefixes=AVX1,AVX1-SLOW
+; RUN: llc < %s -mtriple=x86_64-unknown -mattr=+avx,fast-hops   | FileCheck %s --check-prefixes=AVX1,AVX1-FAST
 ; RUN: llc < %s -mtriple=x86_64-unknown -mattr=+avx2            | FileCheck %s --check-prefix=AVX2
 
 define float @pr26491(<4 x float> %a0) {
@@ -72,11 +72,11 @@ define <4 x double> @PR41414(i64 %x, <4 x double> %y) {
 ; SSE2-NEXT:    punpckldq {{.*#+}} xmm2 = xmm2[0],mem[0],xmm2[1],mem[1]
 ; SSE2-NEXT:    subpd {{.*}}(%rip), %xmm2
 ; SSE2-NEXT:    movapd %xmm2, %xmm3
-; SSE2-NEXT:    unpckhpd {{.*#+}} xmm3 = xmm3[1],xmm2[1]
-; SSE2-NEXT:    addpd %xmm2, %xmm3
-; SSE2-NEXT:    unpcklpd {{.*#+}} xmm3 = xmm3[0,0]
-; SSE2-NEXT:    divpd %xmm3, %xmm1
-; SSE2-NEXT:    divpd %xmm3, %xmm0
+; SSE2-NEXT:    unpcklpd {{.*#+}} xmm3 = xmm3[0],xmm2[0]
+; SSE2-NEXT:    unpckhpd {{.*#+}} xmm2 = xmm2[1,1]
+; SSE2-NEXT:    addpd %xmm3, %xmm2
+; SSE2-NEXT:    divpd %xmm2, %xmm1
+; SSE2-NEXT:    divpd %xmm2, %xmm0
 ; SSE2-NEXT:    xorpd %xmm2, %xmm2
 ; SSE2-NEXT:    addpd %xmm2, %xmm0
 ; SSE2-NEXT:    addpd %xmm2, %xmm1
@@ -87,10 +87,9 @@ define <4 x double> @PR41414(i64 %x, <4 x double> %y) {
 ; SSSE3-SLOW-NEXT:    movq %rdi, %xmm2
 ; SSSE3-SLOW-NEXT:    punpckldq {{.*#+}} xmm2 = xmm2[0],mem[0],xmm2[1],mem[1]
 ; SSSE3-SLOW-NEXT:    subpd {{.*}}(%rip), %xmm2
-; SSSE3-SLOW-NEXT:    movapd %xmm2, %xmm3
-; SSSE3-SLOW-NEXT:    unpckhpd {{.*#+}} xmm3 = xmm3[1],xmm2[1]
-; SSSE3-SLOW-NEXT:    addpd %xmm2, %xmm3
-; SSSE3-SLOW-NEXT:    movddup {{.*#+}} xmm2 = xmm3[0,0]
+; SSSE3-SLOW-NEXT:    movddup {{.*#+}} xmm3 = xmm2[0,0]
+; SSSE3-SLOW-NEXT:    unpckhpd {{.*#+}} xmm2 = xmm2[1,1]
+; SSSE3-SLOW-NEXT:    addpd %xmm3, %xmm2
 ; SSSE3-SLOW-NEXT:    divpd %xmm2, %xmm1
 ; SSSE3-SLOW-NEXT:    divpd %xmm2, %xmm0
 ; SSSE3-SLOW-NEXT:    xorpd %xmm2, %xmm2
@@ -111,31 +110,17 @@ define <4 x double> @PR41414(i64 %x, <4 x double> %y) {
 ; SSSE3-FAST-NEXT:    addpd %xmm2, %xmm1
 ; SSSE3-FAST-NEXT:    retq
 ;
-; AVX1-SLOW-LABEL: PR41414:
-; AVX1-SLOW:       # %bb.0:
-; AVX1-SLOW-NEXT:    vmovq %rdi, %xmm1
-; AVX1-SLOW-NEXT:    vpunpckldq {{.*#+}} xmm1 = xmm1[0],mem[0],xmm1[1],mem[1]
-; AVX1-SLOW-NEXT:    vsubpd {{.*}}(%rip), %xmm1, %xmm1
-; AVX1-SLOW-NEXT:    vpermilpd {{.*#+}} xmm2 = xmm1[1,0]
-; AVX1-SLOW-NEXT:    vaddpd %xmm1, %xmm2, %xmm1
-; AVX1-SLOW-NEXT:    vmovddup {{.*#+}} xmm1 = xmm1[0,0]
-; AVX1-SLOW-NEXT:    vinsertf128 $1, %xmm1, %ymm1, %ymm1
-; AVX1-SLOW-NEXT:    vdivpd %ymm1, %ymm0, %ymm0
-; AVX1-SLOW-NEXT:    vxorpd %xmm1, %xmm1, %xmm1
-; AVX1-SLOW-NEXT:    vaddpd %ymm1, %ymm0, %ymm0
-; AVX1-SLOW-NEXT:    retq
-;
-; AVX1-FAST-LABEL: PR41414:
-; AVX1-FAST:       # %bb.0:
-; AVX1-FAST-NEXT:    vmovq %rdi, %xmm1
-; AVX1-FAST-NEXT:    vpunpckldq {{.*#+}} xmm1 = xmm1[0],mem[0],xmm1[1],mem[1]
-; AVX1-FAST-NEXT:    vsubpd {{.*}}(%rip), %xmm1, %xmm1
-; AVX1-FAST-NEXT:    vhaddpd %xmm1, %xmm1, %xmm1
-; AVX1-FAST-NEXT:    vinsertf128 $1, %xmm1, %ymm1, %ymm1
-; AVX1-FAST-NEXT:    vdivpd %ymm1, %ymm0, %ymm0
-; AVX1-FAST-NEXT:    vxorpd %xmm1, %xmm1, %xmm1
-; AVX1-FAST-NEXT:    vaddpd %ymm1, %ymm0, %ymm0
-; AVX1-FAST-NEXT:    retq
+; AVX1-LABEL: PR41414:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vmovq %rdi, %xmm1
+; AVX1-NEXT:    vpunpckldq {{.*#+}} xmm1 = xmm1[0],mem[0],xmm1[1],mem[1]
+; AVX1-NEXT:    vsubpd {{.*}}(%rip), %xmm1, %xmm1
+; AVX1-NEXT:    vhaddpd %xmm1, %xmm1, %xmm1
+; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm1, %ymm1
+; AVX1-NEXT:    vdivpd %ymm1, %ymm0, %ymm0
+; AVX1-NEXT:    vxorpd %xmm1, %xmm1, %xmm1
+; AVX1-NEXT:    vaddpd %ymm1, %ymm0, %ymm0
+; AVX1-NEXT:    retq
 ;
 ; AVX2-LABEL: PR41414:
 ; AVX2:       # %bb.0:
diff --git a/llvm/test/CodeGen/X86/haddsub-shuf.ll b/llvm/test/CodeGen/X86/haddsub-shuf.ll
index 282ef37f6e52e4..22007df8320a1d 100644
--- a/llvm/test/CodeGen/X86/haddsub-shuf.ll
+++ b/llvm/test/CodeGen/X86/haddsub-shuf.ll
@@ -364,29 +364,10 @@ define <4 x double> @hadd_v4f64(<4 x double> %a) {
 ; SSSE3_FAST-NEXT:    haddpd %xmm1, %xmm1
 ; SSSE3_FAST-NEXT:    retq
 ;
-; AVX1_SLOW-LABEL: hadd_v4f64:
-; AVX1_SLOW:       # %bb.0:
-; AVX1_SLOW-NEXT:    vpermilpd {{.*#+}} ymm1 = ymm0[1,0,3,2]
-; AVX1_SLOW-NEXT:    vaddpd %ymm1, %ymm0, %ymm0
-; AVX1_SLOW-NEXT:    vmovddup {{.*#+}} ymm0 = ymm0[0,0,2,2]
-; AVX1_SLOW-NEXT:    retq
-;
-; AVX1_FAST-LABEL: hadd_v4f64:
-; AVX1_FAST:       # %bb.0:
-; AVX1_FAST-NEXT:    vhaddpd %ymm0, %ymm0, %ymm0
-; AVX1_FAST-NEXT:    retq
-;
-; AVX2_SLOW-LABEL: hadd_v4f64:
-; AVX2_SLOW:       # %bb.0:
-; AVX2_SLOW-NEXT:    vpermilpd {{.*#+}} ymm1 = ymm0[1,0,3,2]
-; AVX2_SLOW-NEXT:    vaddpd %ymm1, %ymm0, %ymm0
-; AVX2_SLOW-NEXT:    vmovddup {{.*#+}} ymm0 = ymm0[0,0,2,2]
-; AVX2_SLOW-NEXT:    retq
-;
-; AVX2_FAST-LABEL: hadd_v4f64:
-; AVX2_FAST:       # %bb.0:
-; AVX2_FAST-NEXT:    vhaddpd %ymm0, %ymm0, %ymm0
-; AVX2_FAST-NEXT:    retq
+; AVX-LABEL: hadd_v4f64:
+; AVX:       # %bb.0:
+; AVX-NEXT:    vhaddpd %ymm0, %ymm0, %ymm0
+; AVX-NEXT:    retq
   %a0 = shufflevector <4 x double> %a, <4 x double> undef, <4 x i32> <i32 0, i32 undef, i32 2, i32 undef>
   %a1 = shufflevector <4 x double> %a, <4 x double> undef, <4 x i32> <i32 1, i32 undef, i32 3, i32 undef>
   %hop = fadd <4 x double> %a0, %a1
@@ -457,29 +438,10 @@ define <4 x double> @hsub_v4f64(<4 x double> %a) {
 ; SSSE3_FAST-NEXT:    hsubpd %xmm1, %xmm1
 ; SSSE3_FAST-NEXT:    retq
 ;
-; AVX1_SLOW-LABEL: hsub_v4f64:
-; AVX1_SLOW:       # %bb.0:
-; AVX1_SLOW-NEXT:    vpermilpd {{.*#+}} ymm1 = ymm0[1,0,3,2]
-; AVX1_SLOW-NEXT:    vsubpd %ymm1, %ymm0, %ymm0
-; AVX1_SLOW-NEXT:    vmovddup {{.*#+}} ymm0 = ymm0[0,0,2,2]
-; AVX1_SLOW-NEXT:    retq
-;
-; AVX1_FAST-LABEL: hsub_v4f64:
-; AVX1_FAST:       # %bb.0:
-; AVX1_FAST-NEXT:    vhsubpd %ymm0, %ymm0, %ymm0
-; AVX1_FAST-NEXT:    retq
-;
-; AVX2_SLOW-LABEL: hsub_v4f64:
-; AVX2_SLOW:       # %bb.0:
-; AVX2_SLOW-NEXT:    vpermilpd {{.*#+}} ymm1 = ymm0[1,0,3,2]
-; AVX2_SLOW-NEXT:    vsubpd %ymm1, %ymm0, %ymm0
-; AVX2_SLOW-NEXT:    vmovddup {{.*#+}} ymm0 = ymm0[0,0,2,2]
-; AVX2_SLOW-NEXT:    retq
-;
-; AVX2_FAST-LABEL: hsub_v4f64:
-; AVX2_FAST:       # %bb.0:
-; AVX2_FAST-NEXT:    vhsubpd %ymm0, %ymm0, %ymm0
-; AVX2_FAST-NEXT:    retq
+; AVX-LABEL: hsub_v4f64:
+; AVX:       # %bb.0:
+; AVX-NEXT:    vhsubpd %ymm0, %ymm0, %ymm0
+; AVX-NEXT:    retq
   %a0 = shufflevector <4 x double> %a, <4 x double> undef, <4 x i32> <i32 0, i32 undef, i32 2, i32 undef>
   %a1 = shufflevector <4 x double> %a, <4 x double> undef, <4 x i32> <i32 1, i32 undef, i32 3, i32 undef>
   %hop = fsub <4 x double> %a0, %a1
diff --git a/llvm/test/CodeGen/X86/haddsub-undef.ll b/llvm/test/CodeGen/X86/haddsub-undef.ll
index 68d0584331797d..8a5e1cd6636420 100644
--- a/llvm/test/CodeGen/X86/haddsub-undef.ll
+++ b/llvm/test/CodeGen/X86/haddsub-undef.ll
@@ -470,9 +470,8 @@ define <2 x double> @add_pd_010(<2 x double> %x) {
 ; SSE-SLOW-LABEL: add_pd_010:
 ; SSE-SLOW:       # %bb.0:
 ; SSE-SLOW-NEXT:    movddup {{.*#+}} xmm1 = xmm0[0,0]
-; SSE-SLOW-NEXT:    addpd %xmm0, %xmm1
-; SSE-SLOW-NEXT:    unpckhpd {{.*#+}} xmm1 = xmm1[1,1]
-; SSE-SLOW-NEXT:    movapd %xmm1, %xmm0
+; SSE-SLOW-NEXT:    unpckhpd {{.*#+}} xmm0 = xmm0[1,1]
+; SSE-SLOW-NEXT:    addpd %xmm1, %xmm0
 ; SSE-SLOW-NEXT:    retq
 ;
 ; SSE-FAST-LABEL: add_pd_010:
@@ -601,10 +600,10 @@ define <4 x float> @add_ps_016(<4 x float> %0, <4 x float> %1) {
 define <4 x float> @add_ps_017(<4 x float> %x) {
 ; SSE-SLOW-LABEL: add_ps_017:
 ; SSE-SLOW:       # %bb.0:
-; SSE-SLOW-NEXT:    movsldup {{.*#+}} xmm1 = xmm0[0,0,2,2]
-; SSE-SLOW-NEXT:    addps %xmm0, %xmm1
-; SSE-SLOW-NEXT:    shufps {{.*#+}} xmm1 = xmm1[3,3,3,3]
-; SSE-SLOW-NEXT:    movaps %xmm1, %xmm0
+; SSE-SLOW-NEXT:    movaps %xmm0, %xmm1
+; SSE-SLOW-NEXT:    shufps {{.*#+}} xmm1 = xmm1[3,3],xmm0[3,3]
+; SSE-SLOW-NEXT:    shufps {{.*#+}} xmm0 = xmm0[2,2,2,2]
+; SSE-SLOW-NEXT:    addps %xmm1, %xmm0
 ; SSE-SLOW-NEXT:    retq
 ;
 ; SSE-FAST-LABEL: add_ps_017:
@@ -926,10 +925,10 @@ define <4 x double> @PR44694(<4 x double> %0, <4 x double> %1) {
 define <4 x float> @PR45747_1(<4 x float> %a, <4 x float> %b) nounwind {
 ; SSE-SLOW-LABEL: PR45747_1:
 ; SSE-SLOW:       # %bb.0:
-; SSE-SLOW-NEXT:    movshdup {{.*#+}} xmm1 = xmm0[1,1,3,3]
-; SSE-SLOW-NEXT:    addps %xmm0, %xmm1
-; SSE-SLOW-NEXT:    shufps {{.*#+}} xmm1 = xmm1[2,2,2,2]
-; SSE-SLOW-NEXT:    movaps %xmm1, %xmm0
+; SSE-SLOW-NEXT:    movaps %xmm0, %xmm1
+; SSE-SLOW-NEXT:    shufps {{.*#+}} xmm1 = xmm1[2,2],xmm0[2,2]
+; SSE-SLOW-NEXT:    shufps {{.*#+}} xmm0 = xmm0[3,3,3,3]
+; SSE-SLOW-NEXT:    addps %xmm1, %xmm0
 ; SSE-SLOW-NEXT:    retq
 ;
 ; SSE-FAST-LABEL: PR45747_1:
@@ -957,9 +956,10 @@ define <4 x float> @PR45747_1(<4 x float> %a, <4 x float> %b) nounwind {
 define <4 x float> @PR45747_2(<4 x float> %a, <4 x float> %b) nounwind {
 ; SSE-SLOW-LABEL: PR45747_2:
 ; SSE-SLOW:       # %bb.0:
-; SSE-SLOW-NEXT:    movshdup {{.*#+}} xmm0 = xmm1[1,1,3,3]
+; SSE-SLOW-NEXT:    movaps %xmm1, %xmm0
+; SSE-SLOW-NEXT:    movhlps {{.*#+}} xmm1 = xmm1[1,1]
+; SSE-SLOW-NEXT:    shufps {{.*#+}} xmm0 = xmm0[3,3,3,3]
 ; SSE-SLOW-NEXT:    addps %xmm1, %xmm0
-; SSE-SLOW-NEXT:    movhlps {{.*#+}} xmm0 = xmm0[1,1]
 ; SSE-SLOW-NEXT:    retq
 ;
 ; SSE-FAST-LABEL: PR45747_2:
@@ -1009,14 +1009,14 @@ define <4 x float> @PR34724_add_v4f32_u123(<4 x float> %0, <4 x float> %1) {
 define <4 x float> @PR34724_add_v4f32_0u23(<4 x float> %0, <4 x float> %1) {
 ; SSE-SLOW-LABEL: PR34724_add_v4f32_0u23:
 ; SSE-SLOW:       # %bb.0:
-; SSE-SLOW-NEXT:    movshdup {{.*#+}} xmm2 = xmm0[1,1,3,3]
+; SSE-SLOW-NEXT:    movaps %xmm0, %xmm2
+; SSE-SLOW-NEXT:    movlhps {{.*#+}} xmm2 = xmm2[0],xmm1[0]
+; SSE-SLOW-NEXT:    shufps {{.*#+}} xmm0 = xmm0[1,1],xmm1[1,1]
 ; SSE-SLOW-NEXT:    addps %xmm2, %xmm0
-; SSE-SLOW-NEXT:    movshdup {{.*#+}} xmm2 = xmm1[1,1,3,3]
+; SSE-SLOW-NEXT:    movsldup {{.*#+}} xmm2 = xmm1[0,0,2,2]
 ; SSE-SLOW-NEXT:    addps %xmm1, %xmm2
-; SSE-SLOW-NEXT:    movsldup {{.*#+}} xmm3 = xmm1[0,0,2,2]
-; SSE-SLOW-NEXT:    addps %xmm1, %xmm3
-; SSE-SLOW-NEXT:    shufps {{.*#+}} xmm3 = xmm3[3,1],xmm2[0,3]
-; SSE-SLOW-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,1],xmm3[2,0]
+; SSE-SLOW-NEXT:    shufps {{.*#+}} xmm2 = xmm2[3,0],xmm0[2,0]
+; SSE-SLOW-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,1],xmm2[2,0]
 ; SSE-SLOW-NEXT:    retq
 ;
 ; SSE-FAST-LABEL: PR34724_add_v4f32_0u23:
@@ -1026,14 +1026,9 @@ define <4 x float> @PR34724_add_v4f32_0u23(<4 x float> %0, <4 x float> %1) {
 ;
 ; AVX-SLOW-LABEL: PR34724_add_v4f32_0u23:
 ; AVX-SLOW:       # %bb.0:
-; AVX-SLOW-NEXT:    vmovshdup {{.*#+}} xmm2 = xmm0[1,1,3,3]
-; AVX-SLOW-NEXT:    vaddps %xmm0, %xmm2, %xmm0
-; AVX-SLOW-NEXT:    vmovshdup {{.*#+}} xmm2 = xmm1[1,1,3,3]
-; AVX-SLOW-NEXT:    vaddps %xmm1, %xmm2, %xmm2
-; AVX-SLOW-NEXT:    vmovlhps {{.*#+}} xmm0 = xmm0[0],xmm2[0]
-; AVX-SLOW-NEXT:    vmovsldup {{.*#+}} xmm2 = xmm1[0,0,2,2]
-; AVX-SLOW-NEXT:    vaddps %xmm1, %xmm2, %xmm1
-; AVX-SLOW-NEXT:    vblendps {{.*#+}} xmm0 = xmm0[0,1,2],xmm1[3]
+; AVX-SLOW-NEXT:    vshufps {{.*#+}} xmm2 = xmm0[0,1],xmm1[0,3]
+; AVX-SLOW-NEXT:    vshufps {{.*#+}} xmm0 = xmm0[1,1],xmm1[1,2]
+; AVX-SLOW-NEXT:    vaddps %xmm2, %xmm0, %xmm0
 ; AVX-SLOW-NEXT:    retq
 ;
 ; AVX-FAST-LABEL: PR34724_add_v4f32_0u23:
diff --git a/llvm/test/CodeGen/X86/horizontal-sum.ll b/llvm/test/CodeGen/X86/horizontal-sum.ll
index 89434cc4650d0b..156a423970bc9f 100644
--- a/llvm/test/CodeGen/X86/horizontal-sum.ll
+++ b/llvm/test/CodeGen/X86/horizontal-sum.ll
@@ -19,21 +19,20 @@
 define <4 x float> @pair_sum_v4f32_v4f32(<4 x float> %0, <4 x float> %1, <4 x float> %2, <4 x float> %3) {
 ; SSSE3-SLOW-LABEL: pair_sum_v4f32_v4f32:
 ; SSSE3-SLOW:       # %bb.0:
-; SSSE3-SLOW-NEXT:    haddps %xmm0, %xmm0
-; SSSE3-SLOW-NEXT:    movshdup {{.*#+}} xmm4 = xmm0[1,1,3,3]
-; SSSE3-SLOW-NEXT:    addps %xmm4, %xmm0
-; SSSE3-SLOW-NEXT:    haddps %xmm1, %xmm1
-; SSSE3-SLOW-NEXT:    movshdup {{.*#+}} xmm4 = xmm1[1,1,3,3]
-; SSSE3-SLOW-NEXT:    addps %xmm1, %xmm4
-; SSSE3-SLOW-NEXT:    unpcklps {{.*#+}} xmm0 = xmm0[0],xmm4[0],xmm0[1],xmm4[1]
+; SSSE3-SLOW-NEXT:    haddps %xmm1, %xmm0
+; SSSE3-SLOW-NEXT:    movaps %xmm0, %xmm1
+; SSSE3-SLOW-NEXT:    shufps {{.*#+}} xmm1 = xmm1[0,2],xmm0[1,3]
+; SSSE3-SLOW-NEXT:    shufps {{.*#+}} xmm0 = xmm0[1,3,1,3]
+; SSSE3-SLOW-NEXT:    addps %xmm1, %xmm0
 ; SSSE3-SLOW-NEXT:    haddps %xmm2, %xmm2
 ; SSSE3-SLOW-NEXT:    movshdup {{.*#+}} xmm1 = xmm2[1,1,3,3]
-; SSSE3-SLOW-NEXT:    addps %xmm2, %xmm1
+; SSSE3-SLOW-NEXT:    movddup {{.*#+}} xmm2 = xmm2[0,0]
+; SSSE3-SLOW-NEXT:    addps %xmm1, %xmm2
 ; SSSE3-SLOW-NEXT:    haddps %xmm3, %xmm3
-; SSSE3-SLOW-NEXT:    movshdup {{.*#+}} xmm2 = xmm3[1,1,3,3]
-; SSSE3-SLOW-NEXT:    addps %xmm3, %xmm2
-; SSSE3-SLOW-NEXT:    movlhps {{.*#+}} xmm2 = xmm2[0],xmm1[0]
-; SSSE3-SLOW-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,1],xmm2[2,0]
+; SSSE3-SLOW-NEXT:    movshdup {{.*#+}} xmm1 = xmm3[1,1,3,3]
+; SSSE3-SLOW-NEXT:    addps %xmm3, %xmm1
+; SSSE3-SLOW-NEXT:    shufps {{.*#+}} xmm1 = xmm1[0,1],xmm2[2,3]
+; SSSE3-SLOW-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,1],xmm1[2,0]
 ; SSSE3-SLOW-NEXT:    retq
 ;
 ; SSSE3-FAST-LABEL: pair_sum_v4f32_v4f32:
@@ -45,17 +44,11 @@ define <4 x float> @pair_sum_v4f32_v4f32(<4 x float> %0, <4 x float> %1, <4 x fl
 ;
 ; AVX1-SLOW-LABEL: pair_sum_v4f32_v4f32:
 ; AVX1-SLOW:       # %bb.0:
-; AVX1-SLOW-NEXT:    vhaddps %xmm0, %xmm0, %xmm0
-; AVX1-SLOW-NEXT:    vmovshdup {{.*#+}} xmm4 = xmm0[1,1,3,3]
-; AVX1-SLOW-NEXT:    vaddps %xmm4, %xmm0, %xmm0
-; AVX1-SLOW-NEXT:    vhaddps %xmm1, %xmm1, %xmm1
-; AVX1-SLOW-NEXT:    vmovshdup {{.*#+}} xmm4 = xmm1[1,1,3,3]
-; AVX1-SLOW-NEXT:    vaddps %xmm4, %xmm1, %xmm1
-; AVX1-SLOW-NEXT:    vunpcklps {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1]
+; AVX1-SLOW-NEXT:    vhaddps %xmm1, %xmm0, %xmm0
 ; AVX1-SLOW-NEXT:    vhaddps %xmm2, %xmm2, %xmm1
-; AVX1-SLOW-NEXT:    vmovshdup {{.*#+}} xmm2 = xmm1[1,1,3,3]
-; AVX1-SLOW-NEXT:    vaddps %xmm2, %xmm1, %xmm1
-; AVX1-SLOW-NEXT:    vmovlhps {{.*#+}} xmm0 = xmm0[0],xmm1[0]
+; AVX1-SLOW-NEXT:    vshufps {{.*#+}} xmm2 = xmm0[1,3],xmm1[1,1]
+; AVX1-SLOW-NEXT:    vshufps {{.*#+}} xmm0 = xmm0[0,2],xmm1[0,1]
+; AVX1-SLOW-NEXT:    vaddps %xmm2, %xmm0, %xmm0
 ; AVX1-SLOW-NEXT:    vhaddps %xmm3, %xmm3, %xmm1
 ; AVX1-SLOW-NEXT:    vmovshdup {{.*#+}} xmm2 = xmm1[1,1,3,3]
 ; AVX1-SLOW-NEXT:    vaddps %xmm2, %xmm1, %xmm1
@@ -71,17 +64,11 @@ define <4 x float> @pair_sum_v4f32_v4f32(<4 x float> %0, <4 x float> %1, <4 x fl
 ;
 ; AVX2-SLOW-LABEL: pair_sum_v4f32_v4f32:
 ; AVX2-SLOW:       # %bb.0:
-; AVX2-SLOW-NEXT:    vhaddps %xmm0, %xmm0, %xmm0
-; AVX2-SLOW-NEXT:    vmovshdup {{.*#+}} xmm4 = xmm0[1,1,3,3]
-; AVX2-SLOW-NEXT:    vaddps %xmm4, %xmm0, %xmm0
-; AVX2-SLOW-NEXT:    vhaddps %xmm1, %xmm1, %xmm1
-; AVX2-SLOW-NEXT:    vmovshdup {{.*#+}} xmm4 = xmm1[1,1,3,3]
-; AVX2-SLOW-NEXT:    vaddps %xmm4, %xmm1, %xmm1
-; AVX2-SLOW-NEXT:    vmovlhps {{.*#+}} xmm0 = xmm0[0],xmm1[0]
+; AVX2-SLOW-NEXT:    vhaddps %xmm1, %xmm0, %xmm0
 ; AVX2-SLOW-NEXT:    vhaddps %xmm2, %xmm2, %xmm1
-; AVX2-SLOW-NEXT:    vmovshdup {{.*#+}} xmm2 = xmm1[1,1,3,3]
-; AVX2-SLOW-NEXT:    vaddps %xmm2, %xmm1, %xmm1
+; AVX2-SLOW-NEXT:    vshufps {{.*#+}} xmm2 = xmm0[1,3],xmm1[1,1]
 ; AVX2-SLOW-NEXT:    vshufps {{.*#+}} xmm0 = xmm0[0,2],xmm1[0,3]
+; AVX2-SLOW-NEXT:    vaddps %xmm2, %xmm0, %xmm0
 ; AVX2-SLOW-NEXT:    vhaddps %xmm3, %xmm3, %xmm1
 ; AVX2-SLOW-NEXT:    vmovshdup {{.*#+}} xmm2 = xmm1[1,1,3,3]
 ; AVX2-SLOW-NEXT:    vaddps %xmm2, %xmm1, %xmm1
@@ -118,21 +105,19 @@ define <4 x float> @pair_sum_v4f32_v4f32(<4 x float> %0, <4 x float> %1, <4 x fl
 define <4 x i32> @pair_sum_v4i32_v4i32(<4 x i32> %0, <4 x i32> %1, <4 x i32> %2, <4 x i32> %3) {
 ; SSSE3-SLOW-LABEL: pair_sum_v4i32_v4i32:
 ; SSSE3-SLOW:       # %bb.0:
-; SSSE3-SLOW-NEXT:    phaddd %xmm0, %xmm0
-; SSSE3-SLOW-NEXT:    pshufd {{.*#+}} xmm4 = xmm0[1,1,1,1]
-; SSSE3-SLOW-NEXT:    paddd %xmm4, %xmm0
-; SSSE3-SLOW-NEXT:    phaddd %xmm1, %xmm1
-; SSSE3-SLOW-NEXT:    pshufd {{.*#+}} xmm4 = xmm1[1,1,1,1]
-; SSSE3-SLOW-NEXT:    paddd %xmm1, %xmm4
-; SSSE3-SLOW-NEXT:    punpckldq {{.*#+}} xmm0 = xmm0[0],xmm4[0],xmm0[1],xmm4[1]
+; SSSE3-SLOW-NEXT:    phaddd %xmm1, %xmm0
+; SSSE3-SLOW-NEXT:    pshufd {{.*#+}} xmm1 = xmm0[0,2,1,3]
+; SSSE3-SLOW-NEXT:    pshufd {{.*#+}} xmm0 = xmm0[1,3,1,3]
+; SSSE3-SLOW-NEXT:    paddd %xmm1, %xmm0
 ; SSSE3-SLOW-NEXT:    phaddd %xmm2, %xmm2
 ; SSSE3-SLOW-NEXT:    pshufd {{.*#+}} xmm1 = xmm2[1,1,1,1]
-; SSSE3-SLOW-NEXT:    paddd %xmm2, %xmm1
+; SSSE3-SLOW-NEXT:    pshufd {{.*#+}} xmm2 = xmm2[0,1,0,1]
+; SSSE3-SLOW-NEXT:    paddd %xmm1, %xmm2
 ; SSSE3-SLOW-NEXT:    phaddd %xmm3, %xmm3
-; SSSE3-SLOW-NEXT:    pshufd {{.*#+}} xmm2 = xmm3[1,1,1,1]
-; SSSE3-SLOW-NEXT:    paddd %xmm3, %xmm2
-; SSSE3-SLOW-NEXT:    punpcklqdq {{.*#+}} xmm2 = xmm2[0],xmm1[0]
-; SSSE3-SLOW-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,1],xmm2[2,0]
+; SSSE3-SLOW-NEXT:    pshufd {{.*#+}} xmm1 = xmm3[1,1,1,1]
+; SSSE3-SLOW-NEXT:    paddd %xmm3, %xmm1
+; SSSE3-SLOW-NEXT:    shufps {{.*#+}} xmm1 = xmm1[0,1],xmm2[2,3]
+; SSSE3-SLOW-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,1],xmm1[2,0]
 ; SSSE3-SLOW-NEXT:    retq
 ;
 ; SSSE3-FAST-LABEL: pair_sum_v4i32_v4i32:
@@ -144,21 +129,18 @@ define <4 x i32> @pair_sum_v4i32_v4i32(<4 x i32> %0, <4 x i32> %1, <4 x i32> %2,
 ;
 ; AVX1-SLOW-LABEL: pair_sum_v4i32_v4i32:
 ; AVX1-SLOW:       # %bb.0:
-; AVX1-SLOW-NEXT:    vphaddd %xmm0, %xmm0, %xmm0
-; AVX1-SLOW-NEXT:    vpshufd {{.*#+}} xmm4 = xmm0[1,1,1,1]
-; AVX1-SLOW-NEXT:    vpaddd %xmm4, %xmm0, %xmm0
-; AVX1-SLOW-NEXT:    vphaddd %xmm1, %xmm1, %xmm1
-; AVX1-SLOW-NEXT:    vpshufd {{.*#+}} xmm4 = xmm1[1,1,1,1]
-; AVX1-SLOW-NEXT:    vpaddd %xmm4, %xmm1, %xmm1
-; AVX1-SLOW-NEXT:    vpunpckldq {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1]
+; AVX1-SLOW-NEXT:    vphaddd %xmm1, %xmm0, %xmm0
+; AVX1-SLOW-NEXT:    vpshufd {{.*#+}} xmm1 = xmm0[0,2,1,3]
+; AVX1-SLOW-NEXT:    vpshufd {{.*#+}} xmm0 = xmm0[1,3,1,3]
+; AVX1-SLOW-NEXT:    vpaddd %xmm0, %xmm1, %xmm0
 ; AVX1-SLOW-NEXT:    vphaddd %xmm2, %xmm2, %xmm1
 ; AVX1-SLOW-NEXT:    vpshufd {{.*#+}} xmm2 = xmm1[1,1,1,1]
 ; AVX1-SLOW-NEXT:    vpaddd %xmm2, %xmm1, %xmm1
 ; AVX1-SLOW-NEXT:    vpunpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm1[0]
 ; AVX1-SLOW-NEXT:    vphaddd %xmm3, %xmm3, %xmm1
 ; AVX1-SLOW-NEXT:    vpshufd {{.*#+}} xmm2 = xmm1[1,1,1,1]
-; AVX1-SLOW-NEXT:    vpaddd %xmm2, %xmm1, %xmm1
 ; AVX1-SLOW-NEXT:    vpshufd {{.*#+}} xmm1 = xmm1[0,0,0,0]
+; AVX1-SLOW-NEXT:    vpaddd %xmm2, %xmm1, %xmm1
 ; AVX1-SLOW-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0,1,2,3,4,5],xmm1[6,7]
 ; AVX1-SLOW-NEXT:    retq
 ;
@@ -171,21 +153,20 @@ define <4 x i32> @pair_sum_v4i32_v4i32(<4 x i32> %0, <4 x i32> %1, <4 x i32> %2,
 ;
 ; AVX2-SLOW-LABEL: pair_sum_v4i32_v4i32:
 ; AVX2-SLOW:       # %bb.0:
-; AVX2-SLOW-NEXT:    vphaddd %xmm0, %xmm0, %xmm0
-; AVX2-SLOW-NEXT:    vpshufd {{.*#+}} xmm4 = xmm0[1,1,1,1]
-; AVX2-SLOW-NEXT:    vpaddd %xmm4, %xmm0, %xmm0
-; AVX2-SLOW-NEXT:    vphaddd %xmm1, %xmm1, %xmm1
-; AVX2-SLOW-NEXT:    vpshufd {{.*#+}} xmm4 = xmm1[1,1,1,1]
-; AVX2-SLOW-NEXT:    vpaddd %xmm4, %xmm1, %xmm1
-; AVX2-SLOW-NEXT:    vpunpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm1[0]
+; AVX2-SLOW-NEXT:    vphaddd %xmm1, %xmm0, %xmm0
+; AVX2-SLOW-NEXT:    vpshufd {{.*#+}} xmm1 = xmm0[1,1,1,1]
+; AVX2-SLOW-NEXT:    vpshufd {{.*#+}} xmm4 = xmm0[3,3,3,3]
+; AVX2-SLOW-NEXT:    vpunpcklqdq {{.*#+}} xmm1 = xmm1[0],xmm4[0]
+; AVX2-SLOW-NEXT:    vpaddd %xmm1, %xmm0, %xmm0
 ; AVX2-SLOW-NEXT:    vphaddd %xmm2, %xmm2, %xmm1
 ; AVX2-SLOW-NEXT:    vpshufd {{.*#+}} xmm2 = xmm1[1,1,1,1]
 ; AVX2-SLOW-NEXT:    vpaddd %xmm2, %xmm1, %xmm1
 ; AVX2-SLOW-NEXT:    vshufps {{.*#+}} xmm0 = xmm0[0,2],xmm1[0,3]
 ; AVX2-SLOW-NEXT:    vphaddd %xmm3, %xmm3, %xmm1
-; AVX2-SLOW-NEXT:    vpshufd {{.*#+}} xmm2 = xmm1[1,1,1,1]
+; AVX2-SLOW-NEXT:    vpbroadcastq %xmm1, %xmm2
+; AVX2-SLOW-NEXT:    vpbroadcastd %xmm1, %xmm1
 ; AVX2-SLOW-NEXT:    vpaddd %xmm2, %xmm1, %xmm1
-; AVX2-SLOW-NEXT:    vinsertps {{.*#+}} xmm0 = xmm0[0,1,2],xmm1[0]
+; AVX2-SLOW-NEXT:    vblendps {{.*#+}} xmm0 = xmm0[0,1,2],xmm1[3]
 ; AVX2-SLOW-NEXT:    retq
   %5 = shufflevector <4 x i32> %0, <4 x i32> poison, <2 x i32> <i32 0, i32 2>
   %6 = shufflevector <4 x i32> %0, <4 x i32> poison, <2 x i32> <i32 1, i32 3>
@@ -218,27 +199,24 @@ define <4 x i32> @pair_sum_v4i32_v4i32(<4 x i32> %0, <4 x i32> %1, <4 x i32> %2,
 define <8 x float> @pair_sum_v8f32_v4f32(<4 x float> %0, <4 x float> %1, <4 x float> %2, <4 x float> %3, <4 x float> %4, <4 x float> %5, <4 x float> %6, <4 x float> %7) {
 ; SSSE3-SLOW-LABEL: pair_sum_v8f32_v4f32:
 ; SSSE3-SLOW:       # %bb.0:
-; SSSE3-SLOW-NEXT:    movaps %xmm3, %xmm8
-; SSSE3-SLOW-NEXT:    haddps %xmm0, %xmm0
-; SSSE3-SLOW-NEXT:    movshdup {{.*#+}} xmm3 = xmm0[1,1,3,3]
-; SSSE3-SLOW-NEXT:    addps %xmm3, %xmm0
-; SSSE3-SLOW-NEXT:    haddps %xmm1, %xmm1
-; SSSE3-SLOW-NEXT:    movshdup {{.*#+}} xmm3 = xmm1[1,1,3,3]
-; SSSE3-SLOW-NEXT:    addps %xmm1, %xmm3
-; SSSE3-SLOW-NEXT:    unpcklps {{.*#+}} xmm0 = xmm0[0],xmm3[0],xmm0[1],xmm3[1]
+; SSSE3-SLOW-NEXT:    haddps %xmm1, %xmm0
+; SSSE3-SLOW-NEXT:    movaps %xmm0, %xmm1
+; SSSE3-SLOW-NEXT:    shufps {{.*#+}} xmm1 = xmm1[0,2],xmm0[1,3]
+; SSSE3-SLOW-NEXT:    shufps {{.*#+}} xmm0 = xmm0[1,3,1,3]
+; SSSE3-SLOW-NEXT:    addps %xmm1, %xmm0
 ; SSSE3-SLOW-NEXT:    movaps %xmm2, %xmm1
-; SSSE3-SLOW-NEXT:    haddps %xmm8, %xmm1
-; SSSE3-SLOW-NEXT:    haddps %xmm2, %xmm8
+; SSSE3-SLOW-NEXT:    haddps %xmm3, %xmm1
+; SSSE3-SLOW-NEXT:    haddps %xmm2, %xmm3
 ; SSSE3-SLOW-NEXT:    haddps %xmm4, %xmm5
 ; SSSE3-SLOW-NEXT:    shufps {{.*#+}} xmm1 = xmm1[0,2],xmm5[2,0]
-; SSSE3-SLOW-NEXT:    shufps {{.*#+}} xmm8 = xmm8[3,1],xmm5[3,1]
-; SSSE3-SLOW-NEXT:    addps %xmm1, %xmm8
-; SSSE3-SLOW-NEXT:    movlhps {{.*#+}} xmm0 = xmm0[0],xmm8[0]
+; SSSE3-SLOW-NEXT:    shufps {{.*#+}} xmm3 = xmm3[3,1],xmm5[3,1]
+; SSSE3-SLOW-NEXT:    addps %xmm1, %xmm3
+; SSSE3-SLOW-NEXT:    movlhps {{.*#+}} xmm0 = xmm0[0],xmm3[0]
 ; SSSE3-SLOW-NEXT:    haddps %xmm6, %xmm6
 ; SSSE3-SLOW-NEXT:    haddps %xmm7, %xmm7
 ; SSSE3-SLOW-NEXT:    haddps %xmm7, %xmm6
-; SSSE3-SLOW-NEXT:    shufps {{.*#+}} xmm8 = xmm8[2,3],xmm6[0,2]
-; SSSE3-SLOW-NEXT:    movaps %xmm8, %xmm1
+; SSSE3-SLOW-NEXT:    shufps {{.*#+}} xmm3 = xmm3[2,3],xmm6[0,2]
+; SSSE3-SLOW-NEXT:    movaps %xmm3, %xmm1
 ; SSSE3-SLOW-NEXT:    retq
 ;
 ; SSSE3-FAST-LABEL: pair_sum_v8f32_v4f32:
@@ -262,13 +240,11 @@ define <8 x float> @pair_sum_v8f32_v4f32(<4 x float> %0, <4 x float> %1, <4 x fl
 ;
 ; AVX1-SLOW-LABEL: pair_sum_v8f32_v4f32:
 ; AVX1-SLOW:       # %bb.0:
-; AVX1-SLOW-NEXT:    vhaddps %xmm0, %xmm0, %xmm8
-; AVX1-SLOW-NEXT:    vmovshdup {{.*#+}} xmm0 = xmm8[1,1,3,3]
-; AVX1-SLOW-NEXT:    vaddps %xmm0, %xmm8, %xmm8
-; AVX1-SLOW-NEXT:    vhaddps %xmm1, %xmm1, %xmm1
-; AVX1-SLOW-NEXT:    vmovshdup {{.*#+}} xmm0 = xmm1[1,1,3,3]
-; AVX1-SLOW-NEXT:    vaddps %xmm0, %xmm1, %xmm0
-; AVX1-SLOW-NEXT:    vunpcklps {{.*#+}} xmm0 = xmm8[0],xmm0[0],xmm8[1],xmm0[1]
+; AVX1-SLOW-NEXT:    vhaddps %xmm1, %xmm0, %xmm0
+; AVX1-SLOW-NEXT:    vpermilps {{.*#+}} xmm8 = xmm0[0,2,1,3]
+; AVX1-SLOW-NEXT:    vxorps %xmm1, %xmm1, %xmm1
+; AVX1-SLOW-NEXT:    vshufps {{.*#+}} xmm0 = xmm0[1,3],xmm1[0,1]
+; AVX1-SLOW-NEXT:    vaddps %xmm0, %xmm8, %xmm0
 ; AVX1-SLOW-NEXT:    vhaddps %xmm3, %xmm2, %xmm1
 ; AVX1-SLOW-NEXT:    vhaddps %xmm4, %xmm4, %xmm2
 ; AVX1-SLOW-NEXT:    vhaddps %xmm5, %xmm5, %xmm3
@@ -314,13 +290,11 @@ define <8 x float> @pair_sum_v8f32_v4f32(<4 x float> %0, <4 x float> %1, <4 x fl
 ;
 ; AVX2-SLOW-LABEL: pair_sum_v8f32_v4f32:
 ; AVX2-SLOW:       # %bb.0:
-; AVX2-SLOW-NEXT:    vhaddps %xmm0, %xmm0, %xmm8
-; AVX2-SLOW-NEXT:    vmovshdup {{.*#+}} xmm0 = xmm8[1,1,3,3]
-; AVX2-SLOW-NEXT:    vaddps %xmm0, %xmm8, %xmm8
-; AVX2-SLOW-NEXT:    vhaddps %xmm1, %xmm1, %xmm1
-; AVX2-SLOW-NEXT:    vmovshdup {{.*#+}} xmm0 = xmm1[1,1,3,3]
-; AVX2-SLOW-NEXT:    vaddps %xmm0, %xmm1, %xmm0
-; AVX2-SLOW-NEXT:    vunpcklps {{.*#+}} xmm0 = xmm8[0],xmm0[0],xmm8[1],xmm0[1]
+; AVX2-SLOW-NEXT:    vhaddps %xmm1, %xmm0, %xmm0
+; AVX2-SLOW-NEXT:    vpermilps {{.*#+}} xmm8 = xmm0[0,2,1,3]
+; AVX2-SLOW-NEXT:    vxorps %xmm1, %xmm1, %xmm1
+; AVX2-SLOW-NEXT:    vshufps {{.*#+}} xmm0 = xmm0[1,3],xmm1[0,1]
+; AVX2-SLOW-NEXT:    vaddps %xmm0, %xmm8, %xmm0
 ; AVX2-SLOW-NEXT:    vhaddps %xmm4, %xmm4, %xmm1
 ; AVX2-SLOW-NEXT:    vhaddps %xmm5, %xmm5, %xmm4
 ; AVX2-SLOW-NEXT:    vhaddps %xmm3, %xmm2, %xmm2
@@ -411,29 +385,25 @@ define <8 x float> @pair_sum_v8f32_v4f32(<4 x float> %0, <4 x float> %1, <4 x fl
 define <8 x i32> @pair_sum_v8i32_v4i32(<4 x i32> %0, <4 x i32> %1, <4 x i32> %2, <4 x i32> %3, <4 x i32> %4, <4 x i32> %5, <4 x i32> %6, <4 x i32> %7) {
 ; SSSE3-SLOW-LABEL: pair_sum_v8i32_v4i32:
 ; SSSE3-SLOW:       # %bb.0:
-; SSSE3-SLOW-NEXT:    movdqa %xmm2, %xmm8
-; SSSE3-SLOW-NEXT:    phaddd %xmm0, %xmm0
-; SSSE3-SLOW-NEXT:    pshufd {{.*#+}} xmm2 = xmm0[1,1,1,1]
-; SSSE3-SLOW-NEXT:    paddd %xmm2, %xmm0
-; SSSE3-SLOW-NEXT:    phaddd %xmm1, %xmm1
-; SSSE3-SLOW-NEXT:    pshufd {{.*#+}} xmm2 = xmm1[1,1,1,1]
-; SSSE3-SLOW-NEXT:    paddd %xmm1, %xmm2
-; SSSE3-SLOW-NEXT:    punpckldq {{.*#+}} xmm0 = xmm0[0],xmm2[0],xmm0[1],xmm2[1]
-; SSSE3-SLOW-NEXT:    phaddd %xmm3, %xmm8
+; SSSE3-SLOW-NEXT:    phaddd %xmm1, %xmm0
+; SSSE3-SLOW-NEXT:    pshufd {{.*#+}} xmm1 = xmm0[0,2,1,3]
+; SSSE3-SLOW-NEXT:    pshufd {{.*#+}} xmm0 = xmm0[1,3,1,3]
+; SSSE3-SLOW-NEXT:    paddd %xmm1, %xmm0
+; SSSE3-SLOW-NEXT:    phaddd %xmm3, %xmm2
 ; SSSE3-SLOW-NEXT:    phaddd %xmm4, %xmm5
 ; SSSE3-SLOW-NEXT:    pshufd {{.*#+}} xmm1 = xmm5[2,3,2,3]
-; SSSE3-SLOW-NEXT:    pshufd {{.*#+}} xmm2 = xmm5[0,1,0,1]
-; SSSE3-SLOW-NEXT:    shufps {{.*#+}} xmm2 = xmm2[1,1],xmm1[1,1]
-; SSSE3-SLOW-NEXT:    movdqa %xmm8, %xmm1
+; SSSE3-SLOW-NEXT:    pshufd {{.*#+}} xmm3 = xmm5[0,1,0,1]
+; SSSE3-SLOW-NEXT:    shufps {{.*#+}} xmm3 = xmm3[1,1],xmm1[1,1]
+; SSSE3-SLOW-NEXT:    movdqa %xmm2, %xmm1
 ; SSSE3-SLOW-NEXT:    shufps {{.*#+}} xmm1 = xmm1[0,2],xmm5[2,0]
-; SSSE3-SLOW-NEXT:    shufps {{.*#+}} xmm8 = xmm8[1,3],xmm2[2,0]
-; SSSE3-SLOW-NEXT:    paddd %xmm1, %xmm8
-; SSSE3-SLOW-NEXT:    punpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm8[0]
+; SSSE3-SLOW-NEXT:    shufps {{.*#+}} xmm2 = xmm2[1,3],xmm3[2,0]
+; SSSE3-SLOW-NEXT:    paddd %xmm1, %xmm2
+; SSSE3-SLOW-NEXT:    punpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm2[0]
 ; SSSE3-SLOW-NEXT:    phaddd %xmm6, %xmm6
 ; SSSE3-SLOW-NEXT:    phaddd %xmm7, %xmm7
 ; SSSE3-SLOW-NEXT:    phaddd %xmm7, %xmm6
-; SSSE3-SLOW-NEXT:    shufps {{.*#+}} xmm8 = xmm8[2,3],xmm6[0,2]
-; SSSE3-SLOW-NEXT:    movaps %xmm8, %xmm1
+; SSSE3-SLOW-NEXT:    shufps {{.*#+}} xmm2 = xmm2[2,3],xmm6[0,2]
+; SSSE3-SLOW-NEXT:    movaps %xmm2, %xmm1
 ; SSSE3-SLOW-NEXT:    retq
 ;
 ; SSSE3-FAST-LABEL: pair_sum_v8i32_v4i32:
@@ -460,13 +430,10 @@ define <8 x i32> @pair_sum_v8i32_v4i32(<4 x i32> %0, <4 x i32> %1, <4 x i32> %2,
 ;
 ; AVX1-SLOW-LABEL: pair_sum_v8i32_v4i32:
 ; AVX1-SLOW:       # %bb.0:
-; AVX1-SLOW-NEXT:    vphaddd %xmm0, %xmm0, %xmm8
-; AVX1-SLOW-NEXT:    vpshufd {{.*#+}} xmm0 = xmm8[1,1,1,1]
-; AVX1-SLOW-NEXT:    vpaddd %xmm0, %xmm8, %xmm8
-; AVX1-SLOW-NEXT:    vphaddd %xmm1, %xmm1, %xmm1
-; AVX1-SLOW-NEXT:    vpshufd {{.*#+}} xmm0 = xmm1[1,1,1,1]
+; AVX1-SLOW-NEXT:    vphaddd %xmm1, %xmm0, %xmm0
+; AVX1-SLOW-NEXT:    vpshufd {{.*#+}} xmm1 = xmm0[0,2,1,3]
+; AVX1-SLOW-NEXT:    vpshufd {{.*#+}} xmm0 = xmm0[1,3,1,1]
 ; AVX1-SLOW-NEXT:    vpaddd %xmm0, %xmm1, %xmm0
-; AVX1-SLOW-NEXT:    vpunpckldq {{.*#+}} xmm0 = xmm8[0],xmm0[0],xmm8[1],xmm0[1]
 ; AVX1-SLOW-NEXT:    vphaddd %xmm3, %xmm2, %xmm1
 ; AVX1-SLOW-NEXT:    vpshufd {{.*#+}} xmm2 = xmm1[0,2,1,3]
 ; AVX1-SLOW-NEXT:    vphaddd %xmm4, %xmm4, %xmm3
@@ -518,13 +485,10 @@ define <8 x i32> @pair_sum_v8i32_v4i32(<4 x i32> %0, <4 x i32> %1, <4 x i32> %2,
 ;
 ; AVX2-SLOW-LABEL: pair_sum_v8i32_v4i32:
 ; AVX2-SLOW:       # %bb.0:
-; AVX2-SLOW-NEXT:    vphaddd %xmm0, %xmm0, %xmm8
-; AVX2-SLOW-NEXT:    vpshufd {{.*#+}} xmm0 = xmm8[1,1,1,1]
-; AVX2-SLOW-NEXT:    vpaddd %xmm0, %xmm8, %xmm8
-; AVX2-SLOW-NEXT:    vphaddd %xmm1, %xmm1, %xmm1
-; AVX2-SLOW-NEXT:    vpshufd {{.*#+}} xmm0 = xmm1[1,1,1,1]
+; AVX2-SLOW-NEXT:    vphaddd %xmm1, %xmm0, %xmm0
+; AVX2-SLOW-NEXT:    vpshufd {{.*#+}} xmm1 = xmm0[0,2,1,3]
+; AVX2-SLOW-NEXT:    vpshufd {{.*#+}} xmm0 = xmm0[1,3,1,1]
 ; AVX2-SLOW-NEXT:    vpaddd %xmm0, %xmm1, %xmm0
-; AVX2-SLOW-NEXT:    vpunpckldq {{.*#+}} xmm0 = xmm8[0],xmm0[0],xmm8[1],xmm0[1]
 ; AVX2-SLOW-NEXT:    vphaddd %xmm4, %xmm4, %xmm1
 ; AVX2-SLOW-NEXT:    vphaddd %xmm5, %xmm5, %xmm4
 ; AVX2-SLOW-NEXT:    vphaddd %xmm3, %xmm2, %xmm2
@@ -627,77 +591,67 @@ define <4 x float> @sequential_sum_v4f32_v4f32(<4 x float> %0, <4 x float> %1, <
 ; SSSE3-SLOW-LABEL: sequential_sum_v4f32_v4f32:
 ; SSSE3-SLOW:       # %bb.0:
 ; SSSE3-SLOW-NEXT:    movaps %xmm0, %xmm4
+; SSSE3-SLOW-NEXT:    haddps %xmm1, %xmm4
 ; SSSE3-SLOW-NEXT:    movaps %xmm0, %xmm5
-; SSSE3-SLOW-NEXT:    haddps %xmm1, %xmm5
-; SSSE3-SLOW-NEXT:    shufps {{.*#+}} xmm5 = xmm5[0,2,2,3]
-; SSSE3-SLOW-NEXT:    unpckhps {{.*#+}} xmm0 = xmm0[2],xmm1[2],xmm0[3],xmm1[3]
-; SSSE3-SLOW-NEXT:    addps %xmm5, %xmm0
-; SSSE3-SLOW-NEXT:    shufps {{.*#+}} xmm1 = xmm1[3,3],xmm4[3,3]
-; SSSE3-SLOW-NEXT:    shufps {{.*#+}} xmm1 = xmm1[2,0,2,3]
-; SSSE3-SLOW-NEXT:    addps %xmm1, %xmm0
-; SSSE3-SLOW-NEXT:    movshdup {{.*#+}} xmm1 = xmm2[1,1,3,3]
-; SSSE3-SLOW-NEXT:    addps %xmm2, %xmm1
-; SSSE3-SLOW-NEXT:    movaps %xmm2, %xmm4
-; SSSE3-SLOW-NEXT:    unpckhpd {{.*#+}} xmm4 = xmm4[1],xmm2[1]
-; SSSE3-SLOW-NEXT:    addps %xmm1, %xmm4
-; SSSE3-SLOW-NEXT:    shufps {{.*#+}} xmm2 = xmm2[3,3,3,3]
-; SSSE3-SLOW-NEXT:    addps %xmm4, %xmm2
-; SSSE3-SLOW-NEXT:    movshdup {{.*#+}} xmm1 = xmm3[1,1,3,3]
-; SSSE3-SLOW-NEXT:    addps %xmm3, %xmm1
-; SSSE3-SLOW-NEXT:    movaps %xmm3, %xmm4
-; SSSE3-SLOW-NEXT:    unpckhpd {{.*#+}} xmm4 = xmm4[1],xmm3[1]
-; SSSE3-SLOW-NEXT:    addps %xmm1, %xmm4
+; SSSE3-SLOW-NEXT:    unpckhps {{.*#+}} xmm5 = xmm5[2],xmm1[2],xmm5[3],xmm1[3]
+; SSSE3-SLOW-NEXT:    shufps {{.*#+}} xmm1 = xmm1[3,3],xmm0[3,3]
+; SSSE3-SLOW-NEXT:    movshdup {{.*#+}} xmm0 = xmm2[1,1,3,3]
+; SSSE3-SLOW-NEXT:    addps %xmm2, %xmm0
+; SSSE3-SLOW-NEXT:    shufps {{.*#+}} xmm4 = xmm4[0,2],xmm0[0,1]
+; SSSE3-SLOW-NEXT:    shufps {{.*#+}} xmm5 = xmm5[0,1],xmm2[2,3]
+; SSSE3-SLOW-NEXT:    addps %xmm4, %xmm5
+; SSSE3-SLOW-NEXT:    shufps {{.*#+}} xmm1 = xmm1[2,0],xmm2[3,3]
+; SSSE3-SLOW-NEXT:    addps %xmm5, %xmm1
+; SSSE3-SLOW-NEXT:    movshdup {{.*#+}} xmm0 = xmm3[1,1,3,3]
+; SSSE3-SLOW-NEXT:    addps %xmm3, %xmm0
+; SSSE3-SLOW-NEXT:    movaps %xmm3, %xmm2
+; SSSE3-SLOW-NEXT:    unpckhpd {{.*#+}} xmm2 = xmm2[1],xmm3[1]
+; SSSE3-SLOW-NEXT:    addps %xmm0, %xmm2
 ; SSSE3-SLOW-NEXT:    shufps {{.*#+}} xmm3 = xmm3[3,3,3,3]
-; SSSE3-SLOW-NEXT:    addps %xmm4, %xmm3
-; SSSE3-SLOW-NEXT:    movlhps {{.*#+}} xmm3 = xmm3[0],xmm2[0]
-; SSSE3-SLOW-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,1],xmm3[2,0]
+; SSSE3-SLOW-NEXT:    addps %xmm2, %xmm3
+; SSSE3-SLOW-NEXT:    shufps {{.*#+}} xmm3 = xmm3[0,1],xmm1[2,3]
+; SSSE3-SLOW-NEXT:    shufps {{.*#+}} xmm1 = xmm1[0,1],xmm3[2,0]
+; SSSE3-SLOW-NEXT:    movaps %xmm1, %xmm0
 ; SSSE3-SLOW-NEXT:    retq
 ;
 ; SSSE3-FAST-LABEL: sequential_sum_v4f32_v4f32:
 ; SSSE3-FAST:       # %bb.0:
 ; SSSE3-FAST-NEXT:    movaps %xmm0, %xmm4
+; SSSE3-FAST-NEXT:    haddps %xmm1, %xmm4
 ; SSSE3-FAST-NEXT:    movaps %xmm0, %xmm5
-; SSSE3-FAST-NEXT:    haddps %xmm1, %xmm5
-; SSSE3-FAST-NEXT:    shufps {{.*#+}} xmm5 = xmm5[0,2,2,3]
-; SSSE3-FAST-NEXT:    unpckhps {{.*#+}} xmm0 = xmm0[2],xmm1[2],xmm0[3],xmm1[3]
-; SSSE3-FAST-NEXT:    addps %xmm5, %xmm0
-; SSSE3-FAST-NEXT:    shufps {{.*#+}} xmm1 = xmm1[3,3],xmm4[3,3]
-; SSSE3-FAST-NEXT:    shufps {{.*#+}} xmm1 = xmm1[2,0,2,3]
-; SSSE3-FAST-NEXT:    addps %xmm1, %xmm0
-; SSSE3-FAST-NEXT:    movaps %xmm2, %xmm1
-; SSSE3-FAST-NEXT:    haddps %xmm2, %xmm1
-; SSSE3-FAST-NEXT:    movaps %xmm2, %xmm4
-; SSSE3-FAST-NEXT:    unpckhpd {{.*#+}} xmm4 = xmm4[1],xmm2[1]
-; SSSE3-FAST-NEXT:    addps %xmm1, %xmm4
-; SSSE3-FAST-NEXT:    shufps {{.*#+}} xmm2 = xmm2[3,3,3,3]
-; SSSE3-FAST-NEXT:    addps %xmm4, %xmm2
-; SSSE3-FAST-NEXT:    movaps %xmm3, %xmm1
-; SSSE3-FAST-NEXT:    haddps %xmm3, %xmm1
-; SSSE3-FAST-NEXT:    movaps %xmm3, %xmm4
-; SSSE3-FAST-NEXT:    unpckhpd {{.*#+}} xmm4 = xmm4[1],xmm3[1]
-; SSSE3-FAST-NEXT:    addps %xmm1, %xmm4
+; SSSE3-FAST-NEXT:    unpckhps {{.*#+}} xmm5 = xmm5[2],xmm1[2],xmm5[3],xmm1[3]
+; SSSE3-FAST-NEXT:    shufps {{.*#+}} xmm1 = xmm1[3,3],xmm0[3,3]
+; SSSE3-FAST-NEXT:    shufps {{.*#+}} xmm5 = xmm5[0,1],xmm2[2,3]
+; SSSE3-FAST-NEXT:    shufps {{.*#+}} xmm1 = xmm1[2,0],xmm2[3,3]
+; SSSE3-FAST-NEXT:    haddps %xmm2, %xmm2
+; SSSE3-FAST-NEXT:    shufps {{.*#+}} xmm4 = xmm4[0,2],xmm2[0,1]
+; SSSE3-FAST-NEXT:    addps %xmm4, %xmm5
+; SSSE3-FAST-NEXT:    addps %xmm5, %xmm1
+; SSSE3-FAST-NEXT:    movaps %xmm3, %xmm0
+; SSSE3-FAST-NEXT:    haddps %xmm3, %xmm0
+; SSSE3-FAST-NEXT:    movaps %xmm3, %xmm2
+; SSSE3-FAST-NEXT:    unpckhpd {{.*#+}} xmm2 = xmm2[1],xmm3[1]
+; SSSE3-FAST-NEXT:    addps %xmm0, %xmm2
 ; SSSE3-FAST-NEXT:    shufps {{.*#+}} xmm3 = xmm3[3,3,3,3]
-; SSSE3-FAST-NEXT:    addps %xmm4, %xmm3
-; SSSE3-FAST-NEXT:    movlhps {{.*#+}} xmm3 = xmm3[0],xmm2[0]
-; SSSE3-FAST-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,1],xmm3[2,0]
+; SSSE3-FAST-NEXT:    addps %xmm2, %xmm3
+; SSSE3-FAST-NEXT:    shufps {{.*#+}} xmm3 = xmm3[0,1],xmm1[2,3]
+; SSSE3-FAST-NEXT:    shufps {{.*#+}} xmm1 = xmm1[0,1],xmm3[2,0]
+; SSSE3-FAST-NEXT:    movaps %xmm1, %xmm0
 ; SSSE3-FAST-NEXT:    retq
 ;
 ; AVX-SLOW-LABEL: sequential_sum_v4f32_v4f32:
 ; AVX-SLOW:       # %bb.0:
 ; AVX-SLOW-NEXT:    vhaddps %xmm1, %xmm0, %xmm4
-; AVX-SLOW-NEXT:    vpermilps {{.*#+}} xmm4 = xmm4[0,2,2,3]
 ; AVX-SLOW-NEXT:    vunpckhps {{.*#+}} xmm5 = xmm0[2],xmm1[2],xmm0[3],xmm1[3]
-; AVX-SLOW-NEXT:    vaddps %xmm4, %xmm5, %xmm4
 ; AVX-SLOW-NEXT:    vpermilpd {{.*#+}} xmm1 = xmm1[1,0]
 ; AVX-SLOW-NEXT:    vinsertps {{.*#+}} xmm0 = xmm0[3],xmm1[1],zero,zero
-; AVX-SLOW-NEXT:    vaddps %xmm4, %xmm0, %xmm0
 ; AVX-SLOW-NEXT:    vmovshdup {{.*#+}} xmm1 = xmm2[1,1,3,3]
 ; AVX-SLOW-NEXT:    vaddps %xmm2, %xmm1, %xmm1
-; AVX-SLOW-NEXT:    vpermilpd {{.*#+}} xmm4 = xmm2[1,0]
+; AVX-SLOW-NEXT:    vshufps {{.*#+}} xmm1 = xmm4[0,2],xmm1[0,1]
+; AVX-SLOW-NEXT:    vblendps {{.*#+}} xmm4 = xmm5[0,1],xmm2[2,3]
 ; AVX-SLOW-NEXT:    vaddps %xmm1, %xmm4, %xmm1
-; AVX-SLOW-NEXT:    vpermilps {{.*#+}} xmm2 = xmm2[3,3,3,3]
-; AVX-SLOW-NEXT:    vaddps %xmm1, %xmm2, %xmm1
-; AVX-SLOW-NEXT:    vmovlhps {{.*#+}} xmm0 = xmm0[0],xmm1[0]
+; AVX-SLOW-NEXT:    vshufps {{.*#+}} xmm0 = xmm0[0,1],xmm2[3,3]
+; AVX-SLOW-NEXT:    vaddps %xmm1, %xmm0, %xmm0
 ; AVX-SLOW-NEXT:    vmovshdup {{.*#+}} xmm1 = xmm3[1,1,3,3]
 ; AVX-SLOW-NEXT:    vaddps %xmm3, %xmm1, %xmm1
 ; AVX-SLOW-NEXT:    vpermilpd {{.*#+}} xmm2 = xmm3[1,0]
@@ -710,18 +664,15 @@ define <4 x float> @sequential_sum_v4f32_v4f32(<4 x float> %0, <4 x float> %1, <
 ; AVX-FAST-LABEL: sequential_sum_v4f32_v4f32:
 ; AVX-FAST:       # %bb.0:
 ; AVX-FAST-NEXT:    vhaddps %xmm1, %xmm0, %xmm4
-; AVX-FAST-NEXT:    vpermilps {{.*#+}} xmm4 = xmm4[0,2,2,3]
 ; AVX-FAST-NEXT:    vunpckhps {{.*#+}} xmm5 = xmm0[2],xmm1[2],xmm0[3],xmm1[3]
-; AVX-FAST-NEXT:    vaddps %xmm4, %xmm5, %xmm4
 ; AVX-FAST-NEXT:    vpermilpd {{.*#+}} xmm1 = xmm1[1,0]
 ; AVX-FAST-NEXT:    vinsertps {{.*#+}} xmm0 = xmm0[3],xmm1[1],zero,zero
-; AVX-FAST-NEXT:    vaddps %xmm4, %xmm0, %xmm0
 ; AVX-FAST-NEXT:    vhaddps %xmm2, %xmm2, %xmm1
-; AVX-FAST-NEXT:    vpermilpd {{.*#+}} xmm4 = xmm2[1,0]
+; AVX-FAST-NEXT:    vshufps {{.*#+}} xmm1 = xmm4[0,2],xmm1[0,1]
+; AVX-FAST-NEXT:    vblendps {{.*#+}} xmm4 = xmm5[0,1],xmm2[2,3]
 ; AVX-FAST-NEXT:    vaddps %xmm1, %xmm4, %xmm1
-; AVX-FAST-NEXT:    vpermilps {{.*#+}} xmm2 = xmm2[3,3,3,3]
-; AVX-FAST-NEXT:    vaddps %xmm1, %xmm2, %xmm1
-; AVX-FAST-NEXT:    vmovlhps {{.*#+}} xmm0 = xmm0[0],xmm1[0]
+; AVX-FAST-NEXT:    vshufps {{.*#+}} xmm0 = xmm0[0,1],xmm2[3,3]
+; AVX-FAST-NEXT:    vaddps %xmm1, %xmm0, %xmm0
 ; AVX-FAST-NEXT:    vhaddps %xmm3, %xmm3, %xmm1
 ; AVX-FAST-NEXT:    vpermilpd {{.*#+}} xmm2 = xmm3[1,0]
 ; AVX-FAST-NEXT:    vaddps %xmm1, %xmm2, %xmm1
@@ -765,18 +716,18 @@ define <4 x i32> @sequential_sum_v4i32_v4i32(<4 x i32> %0, <4 x i32> %1, <4 x i3
 ; SSSE3-SLOW-NEXT:    paddd %xmm4, %xmm1
 ; SSSE3-SLOW-NEXT:    paddd %xmm1, %xmm0
 ; SSSE3-SLOW-NEXT:    pshufd {{.*#+}} xmm1 = xmm2[1,1,1,1]
-; SSSE3-SLOW-NEXT:    pshufd {{.*#+}} xmm4 = xmm2[2,3,2,3]
-; SSSE3-SLOW-NEXT:    paddd %xmm2, %xmm4
-; SSSE3-SLOW-NEXT:    pshufd {{.*#+}} xmm2 = xmm2[3,3,3,3]
-; SSSE3-SLOW-NEXT:    paddd %xmm4, %xmm2
-; SSSE3-SLOW-NEXT:    paddd %xmm1, %xmm2
+; SSSE3-SLOW-NEXT:    pshufd {{.*#+}} xmm4 = xmm2[3,3,3,3]
+; SSSE3-SLOW-NEXT:    pshufd {{.*#+}} xmm5 = xmm2[0,1,0,1]
+; SSSE3-SLOW-NEXT:    paddd %xmm2, %xmm5
+; SSSE3-SLOW-NEXT:    paddd %xmm4, %xmm5
+; SSSE3-SLOW-NEXT:    paddd %xmm1, %xmm5
 ; SSSE3-SLOW-NEXT:    pshufd {{.*#+}} xmm1 = xmm3[1,1,1,1]
-; SSSE3-SLOW-NEXT:    pshufd {{.*#+}} xmm4 = xmm3[2,3,2,3]
-; SSSE3-SLOW-NEXT:    paddd %xmm3, %xmm4
+; SSSE3-SLOW-NEXT:    pshufd {{.*#+}} xmm2 = xmm3[2,3,2,3]
+; SSSE3-SLOW-NEXT:    paddd %xmm3, %xmm2
 ; SSSE3-SLOW-NEXT:    pshufd {{.*#+}} xmm3 = xmm3[3,3,3,3]
-; SSSE3-SLOW-NEXT:    paddd %xmm4, %xmm3
+; SSSE3-SLOW-NEXT:    paddd %xmm2, %xmm3
 ; SSSE3-SLOW-NEXT:    paddd %xmm1, %xmm3
-; SSSE3-SLOW-NEXT:    punpcklqdq {{.*#+}} xmm3 = xmm3[0],xmm2[0]
+; SSSE3-SLOW-NEXT:    shufps {{.*#+}} xmm3 = xmm3[0,1],xmm5[2,3]
 ; SSSE3-SLOW-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,1],xmm3[2,0]
 ; SSSE3-SLOW-NEXT:    retq
 ;
@@ -789,17 +740,17 @@ define <4 x i32> @sequential_sum_v4i32_v4i32(<4 x i32> %0, <4 x i32> %1, <4 x i3
 ; SSSE3-FAST-NEXT:    pshufd {{.*#+}} xmm1 = xmm0[2,3,2,3]
 ; SSSE3-FAST-NEXT:    paddd %xmm4, %xmm1
 ; SSSE3-FAST-NEXT:    paddd %xmm1, %xmm0
-; SSSE3-FAST-NEXT:    pshufd {{.*#+}} xmm1 = xmm2[2,3,2,3]
+; SSSE3-FAST-NEXT:    movdqa %xmm2, %xmm1
+; SSSE3-FAST-NEXT:    phaddd %xmm2, %xmm1
 ; SSSE3-FAST-NEXT:    pshufd {{.*#+}} xmm4 = xmm2[3,3,3,3]
-; SSSE3-FAST-NEXT:    phaddd %xmm2, %xmm2
-; SSSE3-FAST-NEXT:    paddd %xmm2, %xmm4
 ; SSSE3-FAST-NEXT:    paddd %xmm1, %xmm4
+; SSSE3-FAST-NEXT:    paddd %xmm2, %xmm4
 ; SSSE3-FAST-NEXT:    pshufd {{.*#+}} xmm1 = xmm3[2,3,2,3]
 ; SSSE3-FAST-NEXT:    pshufd {{.*#+}} xmm2 = xmm3[3,3,3,3]
 ; SSSE3-FAST-NEXT:    phaddd %xmm3, %xmm3
 ; SSSE3-FAST-NEXT:    paddd %xmm3, %xmm2
 ; SSSE3-FAST-NEXT:    paddd %xmm1, %xmm2
-; SSSE3-FAST-NEXT:    punpcklqdq {{.*#+}} xmm2 = xmm2[0],xmm4[0]
+; SSSE3-FAST-NEXT:    shufps {{.*#+}} xmm2 = xmm2[0,1],xmm4[2,3]
 ; SSSE3-FAST-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,1],xmm2[2,0]
 ; SSSE3-FAST-NEXT:    retq
 ;
@@ -811,22 +762,20 @@ define <4 x i32> @sequential_sum_v4i32_v4i32(<4 x i32> %0, <4 x i32> %1, <4 x i3
 ; AVX1-SLOW-NEXT:    vpshufd {{.*#+}} xmm1 = xmm1[2,3,2,3]
 ; AVX1-SLOW-NEXT:    vpshufd {{.*#+}} xmm0 = xmm0[3,3,3,3]
 ; AVX1-SLOW-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0,1],xmm1[2,3],xmm0[4,5,6,7]
-; AVX1-SLOW-NEXT:    vpaddd %xmm0, %xmm4, %xmm0
-; AVX1-SLOW-NEXT:    vpaddd %xmm0, %xmm5, %xmm0
 ; AVX1-SLOW-NEXT:    vpshufd {{.*#+}} xmm1 = xmm2[1,1,1,1]
-; AVX1-SLOW-NEXT:    vpshufd {{.*#+}} xmm4 = xmm2[2,3,2,3]
-; AVX1-SLOW-NEXT:    vpaddd %xmm4, %xmm2, %xmm4
-; AVX1-SLOW-NEXT:    vpshufd {{.*#+}} xmm2 = xmm2[3,3,3,3]
-; AVX1-SLOW-NEXT:    vpaddd %xmm2, %xmm4, %xmm2
 ; AVX1-SLOW-NEXT:    vpaddd %xmm2, %xmm1, %xmm1
-; AVX1-SLOW-NEXT:    vpunpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm1[0]
+; AVX1-SLOW-NEXT:    vpunpcklqdq {{.*#+}} xmm1 = xmm4[0],xmm1[0]
+; AVX1-SLOW-NEXT:    vpshufd {{.*#+}} xmm4 = xmm2[3,3,3,3]
+; AVX1-SLOW-NEXT:    vpunpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm4[0]
+; AVX1-SLOW-NEXT:    vpaddd %xmm0, %xmm1, %xmm0
+; AVX1-SLOW-NEXT:    vpblendw {{.*#+}} xmm1 = xmm5[0,1,2,3],xmm2[4,5,6,7]
+; AVX1-SLOW-NEXT:    vpaddd %xmm0, %xmm1, %xmm0
 ; AVX1-SLOW-NEXT:    vpshufd {{.*#+}} xmm1 = xmm3[1,1,1,1]
-; AVX1-SLOW-NEXT:    vpshufd {{.*#+}} xmm2 = xmm3[2,3,2,3]
-; AVX1-SLOW-NEXT:    vpaddd %xmm2, %xmm3, %xmm2
-; AVX1-SLOW-NEXT:    vpshufd {{.*#+}} xmm3 = xmm3[3,3,3,3]
+; AVX1-SLOW-NEXT:    vpshufd {{.*#+}} xmm2 = xmm3[0,0,0,0]
+; AVX1-SLOW-NEXT:    vpshufd {{.*#+}} xmm4 = xmm3[2,2,2,2]
+; AVX1-SLOW-NEXT:    vpaddd %xmm4, %xmm2, %xmm2
 ; AVX1-SLOW-NEXT:    vpaddd %xmm3, %xmm2, %xmm2
 ; AVX1-SLOW-NEXT:    vpaddd %xmm2, %xmm1, %xmm1
-; AVX1-SLOW-NEXT:    vpshufd {{.*#+}} xmm1 = xmm1[0,0,0,0]
 ; AVX1-SLOW-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0,1,2,3,4,5],xmm1[6,7]
 ; AVX1-SLOW-NEXT:    retq
 ;
@@ -838,20 +787,18 @@ define <4 x i32> @sequential_sum_v4i32_v4i32(<4 x i32> %0, <4 x i32> %1, <4 x i3
 ; AVX1-FAST-NEXT:    vpshufd {{.*#+}} xmm1 = xmm1[2,3,2,3]
 ; AVX1-FAST-NEXT:    vpshufd {{.*#+}} xmm0 = xmm0[3,3,3,3]
 ; AVX1-FAST-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0,1],xmm1[2,3],xmm0[4,5,6,7]
-; AVX1-FAST-NEXT:    vpaddd %xmm0, %xmm4, %xmm0
-; AVX1-FAST-NEXT:    vpaddd %xmm0, %xmm5, %xmm0
 ; AVX1-FAST-NEXT:    vphaddd %xmm2, %xmm2, %xmm1
-; AVX1-FAST-NEXT:    vpshufd {{.*#+}} xmm4 = xmm2[2,3,2,3]
-; AVX1-FAST-NEXT:    vpshufd {{.*#+}} xmm2 = xmm2[3,3,3,3]
-; AVX1-FAST-NEXT:    vpaddd %xmm2, %xmm1, %xmm1
-; AVX1-FAST-NEXT:    vpaddd %xmm1, %xmm4, %xmm1
-; AVX1-FAST-NEXT:    vpunpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm1[0]
+; AVX1-FAST-NEXT:    vpunpcklqdq {{.*#+}} xmm1 = xmm4[0],xmm1[0]
+; AVX1-FAST-NEXT:    vpshufd {{.*#+}} xmm4 = xmm2[3,3,3,3]
+; AVX1-FAST-NEXT:    vpunpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm4[0]
+; AVX1-FAST-NEXT:    vpaddd %xmm0, %xmm1, %xmm0
+; AVX1-FAST-NEXT:    vpblendw {{.*#+}} xmm1 = xmm5[0,1,2,3],xmm2[4,5,6,7]
+; AVX1-FAST-NEXT:    vpaddd %xmm0, %xmm1, %xmm0
 ; AVX1-FAST-NEXT:    vphaddd %xmm3, %xmm3, %xmm1
-; AVX1-FAST-NEXT:    vpshufd {{.*#+}} xmm2 = xmm3[2,3,2,3]
-; AVX1-FAST-NEXT:    vpshufd {{.*#+}} xmm3 = xmm3[3,3,3,3]
+; AVX1-FAST-NEXT:    vpshufd {{.*#+}} xmm2 = xmm3[2,2,2,2]
+; AVX1-FAST-NEXT:    vpshufd {{.*#+}} xmm1 = xmm1[0,0,0,0]
 ; AVX1-FAST-NEXT:    vpaddd %xmm3, %xmm1, %xmm1
 ; AVX1-FAST-NEXT:    vpaddd %xmm1, %xmm2, %xmm1
-; AVX1-FAST-NEXT:    vpshufd {{.*#+}} xmm1 = xmm1[0,0,0,0]
 ; AVX1-FAST-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0,1,2,3,4,5],xmm1[6,7]
 ; AVX1-FAST-NEXT:    retq
 ;
@@ -863,22 +810,20 @@ define <4 x i32> @sequential_sum_v4i32_v4i32(<4 x i32> %0, <4 x i32> %1, <4 x i3
 ; AVX2-SLOW-NEXT:    vpshufd {{.*#+}} xmm1 = xmm1[2,3,2,3]
 ; AVX2-SLOW-NEXT:    vpshufd {{.*#+}} xmm0 = xmm0[3,3,3,3]
 ; AVX2-SLOW-NEXT:    vpblendd {{.*#+}} xmm0 = xmm0[0],xmm1[1],xmm0[2,3]
-; AVX2-SLOW-NEXT:    vpaddd %xmm0, %xmm4, %xmm0
-; AVX2-SLOW-NEXT:    vpaddd %xmm0, %xmm5, %xmm0
 ; AVX2-SLOW-NEXT:    vpshufd {{.*#+}} xmm1 = xmm2[1,1,1,1]
-; AVX2-SLOW-NEXT:    vpshufd {{.*#+}} xmm4 = xmm2[2,3,2,3]
-; AVX2-SLOW-NEXT:    vpaddd %xmm4, %xmm2, %xmm4
-; AVX2-SLOW-NEXT:    vpshufd {{.*#+}} xmm2 = xmm2[3,3,3,3]
-; AVX2-SLOW-NEXT:    vpaddd %xmm2, %xmm4, %xmm2
 ; AVX2-SLOW-NEXT:    vpaddd %xmm2, %xmm1, %xmm1
-; AVX2-SLOW-NEXT:    vpunpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm1[0]
-; AVX2-SLOW-NEXT:    vpshufd {{.*#+}} xmm1 = xmm3[1,1,1,1]
-; AVX2-SLOW-NEXT:    vpshufd {{.*#+}} xmm2 = xmm3[2,3,2,3]
-; AVX2-SLOW-NEXT:    vpaddd %xmm2, %xmm3, %xmm2
-; AVX2-SLOW-NEXT:    vpshufd {{.*#+}} xmm3 = xmm3[3,3,3,3]
+; AVX2-SLOW-NEXT:    vpunpcklqdq {{.*#+}} xmm1 = xmm4[0],xmm1[0]
+; AVX2-SLOW-NEXT:    vpshufd {{.*#+}} xmm4 = xmm2[3,3,3,3]
+; AVX2-SLOW-NEXT:    vpunpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm4[0]
+; AVX2-SLOW-NEXT:    vpaddd %xmm0, %xmm1, %xmm0
+; AVX2-SLOW-NEXT:    vpblendd {{.*#+}} xmm1 = xmm5[0,1],xmm2[2,3]
+; AVX2-SLOW-NEXT:    vpaddd %xmm0, %xmm1, %xmm0
+; AVX2-SLOW-NEXT:    vpbroadcastq %xmm3, %xmm1
+; AVX2-SLOW-NEXT:    vpbroadcastd %xmm3, %xmm2
+; AVX2-SLOW-NEXT:    vpshufd {{.*#+}} xmm4 = xmm3[2,2,2,2]
+; AVX2-SLOW-NEXT:    vpaddd %xmm4, %xmm2, %xmm2
 ; AVX2-SLOW-NEXT:    vpaddd %xmm3, %xmm2, %xmm2
 ; AVX2-SLOW-NEXT:    vpaddd %xmm2, %xmm1, %xmm1
-; AVX2-SLOW-NEXT:    vpbroadcastd %xmm1, %xmm1
 ; AVX2-SLOW-NEXT:    vpblendd {{.*#+}} xmm0 = xmm0[0,1,2],xmm1[3]
 ; AVX2-SLOW-NEXT:    retq
 ;
@@ -890,20 +835,18 @@ define <4 x i32> @sequential_sum_v4i32_v4i32(<4 x i32> %0, <4 x i32> %1, <4 x i3
 ; AVX2-FAST-NEXT:    vpshufd {{.*#+}} xmm1 = xmm1[2,3,2,3]
 ; AVX2-FAST-NEXT:    vpshufd {{.*#+}} xmm0 = xmm0[3,3,3,3]
 ; AVX2-FAST-NEXT:    vpblendd {{.*#+}} xmm0 = xmm0[0],xmm1[1],xmm0[2,3]
-; AVX2-FAST-NEXT:    vpaddd %xmm0, %xmm4, %xmm0
-; AVX2-FAST-NEXT:    vpaddd %xmm0, %xmm5, %xmm0
 ; AVX2-FAST-NEXT:    vphaddd %xmm2, %xmm2, %xmm1
-; AVX2-FAST-NEXT:    vpshufd {{.*#+}} xmm4 = xmm2[2,3,2,3]
-; AVX2-FAST-NEXT:    vpshufd {{.*#+}} xmm2 = xmm2[3,3,3,3]
-; AVX2-FAST-NEXT:    vpaddd %xmm2, %xmm1, %xmm1
-; AVX2-FAST-NEXT:    vpaddd %xmm1, %xmm4, %xmm1
-; AVX2-FAST-NEXT:    vpunpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm1[0]
+; AVX2-FAST-NEXT:    vpunpcklqdq {{.*#+}} xmm1 = xmm4[0],xmm1[0]
+; AVX2-FAST-NEXT:    vpshufd {{.*#+}} xmm4 = xmm2[3,3,3,3]
+; AVX2-FAST-NEXT:    vpunpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm4[0]
+; AVX2-FAST-NEXT:    vpaddd %xmm0, %xmm1, %xmm0
+; AVX2-FAST-NEXT:    vpblendd {{.*#+}} xmm1 = xmm5[0,1],xmm2[2,3]
+; AVX2-FAST-NEXT:    vpaddd %xmm0, %xmm1, %xmm0
 ; AVX2-FAST-NEXT:    vphaddd %xmm3, %xmm3, %xmm1
-; AVX2-FAST-NEXT:    vpshufd {{.*#+}} xmm2 = xmm3[2,3,2,3]
-; AVX2-FAST-NEXT:    vpshufd {{.*#+}} xmm3 = xmm3[3,3,3,3]
+; AVX2-FAST-NEXT:    vpshufd {{.*#+}} xmm2 = xmm3[2,2,2,2]
+; AVX2-FAST-NEXT:    vpbroadcastd %xmm1, %xmm1
 ; AVX2-FAST-NEXT:    vpaddd %xmm3, %xmm1, %xmm1
 ; AVX2-FAST-NEXT:    vpaddd %xmm1, %xmm2, %xmm1
-; AVX2-FAST-NEXT:    vpbroadcastd %xmm1, %xmm1
 ; AVX2-FAST-NEXT:    vpblendd {{.*#+}} xmm0 = xmm0[0,1,2],xmm1[3]
 ; AVX2-FAST-NEXT:    retq
   %5 = shufflevector <4 x i32> %0, <4 x i32> %1, <2 x i32> <i32 0, i32 4>
@@ -1081,28 +1024,28 @@ define <4 x float> @reduction_sum_v4f32_v4f32_reassoc(<4 x float> %0, <4 x float
 ; SSSE3-SLOW-LABEL: reduction_sum_v4f32_v4f32_reassoc:
 ; SSSE3-SLOW:       # %bb.0:
 ; SSSE3-SLOW-NEXT:    movaps %xmm0, %xmm4
-; SSSE3-SLOW-NEXT:    movhlps {{.*#+}} xmm0 = xmm0[1,1]
-; SSSE3-SLOW-NEXT:    addps %xmm4, %xmm0
-; SSSE3-SLOW-NEXT:    movshdup {{.*#+}} xmm4 = xmm0[1,1,3,3]
-; SSSE3-SLOW-NEXT:    addps %xmm4, %xmm0
-; SSSE3-SLOW-NEXT:    movaps %xmm1, %xmm4
-; SSSE3-SLOW-NEXT:    unpckhpd {{.*#+}} xmm4 = xmm4[1],xmm1[1]
-; SSSE3-SLOW-NEXT:    addps %xmm1, %xmm4
-; SSSE3-SLOW-NEXT:    movshdup {{.*#+}} xmm1 = xmm4[1,1,3,3]
-; SSSE3-SLOW-NEXT:    addps %xmm4, %xmm1
+; SSSE3-SLOW-NEXT:    unpckhpd {{.*#+}} xmm4 = xmm4[1],xmm0[1]
+; SSSE3-SLOW-NEXT:    addps %xmm0, %xmm4
+; SSSE3-SLOW-NEXT:    movshdup {{.*#+}} xmm0 = xmm4[1,1,3,3]
+; SSSE3-SLOW-NEXT:    movaps %xmm1, %xmm5
+; SSSE3-SLOW-NEXT:    unpckhpd {{.*#+}} xmm5 = xmm5[1],xmm1[1]
+; SSSE3-SLOW-NEXT:    addps %xmm1, %xmm5
+; SSSE3-SLOW-NEXT:    movshdup {{.*#+}} xmm1 = xmm5[1,1,3,3]
 ; SSSE3-SLOW-NEXT:    unpcklps {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1]
 ; SSSE3-SLOW-NEXT:    movaps %xmm2, %xmm1
 ; SSSE3-SLOW-NEXT:    unpckhpd {{.*#+}} xmm1 = xmm1[1],xmm2[1]
 ; SSSE3-SLOW-NEXT:    addps %xmm2, %xmm1
-; SSSE3-SLOW-NEXT:    movshdup {{.*#+}} xmm2 = xmm1[1,1,3,3]
-; SSSE3-SLOW-NEXT:    addps %xmm1, %xmm2
-; SSSE3-SLOW-NEXT:    movaps %xmm3, %xmm1
-; SSSE3-SLOW-NEXT:    unpckhpd {{.*#+}} xmm1 = xmm1[1],xmm3[1]
-; SSSE3-SLOW-NEXT:    addps %xmm3, %xmm1
-; SSSE3-SLOW-NEXT:    movshdup {{.*#+}} xmm3 = xmm1[1,1,3,3]
-; SSSE3-SLOW-NEXT:    addps %xmm1, %xmm3
-; SSSE3-SLOW-NEXT:    movlhps {{.*#+}} xmm3 = xmm3[0],xmm2[0]
-; SSSE3-SLOW-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,1],xmm3[2,0]
+; SSSE3-SLOW-NEXT:    movaps %xmm3, %xmm2
+; SSSE3-SLOW-NEXT:    unpckhpd {{.*#+}} xmm2 = xmm2[1],xmm3[1]
+; SSSE3-SLOW-NEXT:    addps %xmm3, %xmm2
+; SSSE3-SLOW-NEXT:    movaps %xmm2, %xmm3
+; SSSE3-SLOW-NEXT:    movlhps {{.*#+}} xmm3 = xmm3[0],xmm1[0]
+; SSSE3-SLOW-NEXT:    unpcklps {{.*#+}} xmm4 = xmm4[0],xmm5[0],xmm4[1],xmm5[1]
+; SSSE3-SLOW-NEXT:    shufps {{.*#+}} xmm4 = xmm4[0,1],xmm3[2,0]
+; SSSE3-SLOW-NEXT:    shufps {{.*#+}} xmm2 = xmm2[1,1],xmm1[1,1]
+; SSSE3-SLOW-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,1],xmm2[2,0]
+; SSSE3-SLOW-NEXT:    addps %xmm0, %xmm4
+; SSSE3-SLOW-NEXT:    movaps %xmm4, %xmm0
 ; SSSE3-SLOW-NEXT:    retq
 ;
 ; SSSE3-FAST-LABEL: reduction_sum_v4f32_v4f32_reassoc:
@@ -1129,23 +1072,19 @@ define <4 x float> @reduction_sum_v4f32_v4f32_reassoc(<4 x float> %0, <4 x float
 ; AVX-SLOW:       # %bb.0:
 ; AVX-SLOW-NEXT:    vpermilpd {{.*#+}} xmm4 = xmm0[1,0]
 ; AVX-SLOW-NEXT:    vaddps %xmm4, %xmm0, %xmm0
-; AVX-SLOW-NEXT:    vmovshdup {{.*#+}} xmm4 = xmm0[1,1,3,3]
-; AVX-SLOW-NEXT:    vaddps %xmm4, %xmm0, %xmm0
 ; AVX-SLOW-NEXT:    vpermilpd {{.*#+}} xmm4 = xmm1[1,0]
 ; AVX-SLOW-NEXT:    vaddps %xmm4, %xmm1, %xmm1
-; AVX-SLOW-NEXT:    vmovshdup {{.*#+}} xmm4 = xmm1[1,1,3,3]
-; AVX-SLOW-NEXT:    vaddps %xmm4, %xmm1, %xmm1
+; AVX-SLOW-NEXT:    vpermilpd {{.*#+}} xmm4 = xmm2[1,0]
+; AVX-SLOW-NEXT:    vaddps %xmm4, %xmm2, %xmm2
+; AVX-SLOW-NEXT:    vpermilpd {{.*#+}} xmm4 = xmm3[1,0]
+; AVX-SLOW-NEXT:    vaddps %xmm4, %xmm3, %xmm3
+; AVX-SLOW-NEXT:    vshufps {{.*#+}} xmm4 = xmm3[1,1],xmm2[1,1]
+; AVX-SLOW-NEXT:    vinsertps {{.*#+}} xmm5 = xmm0[1],xmm1[1],zero,zero
+; AVX-SLOW-NEXT:    vshufps {{.*#+}} xmm4 = xmm5[0,1],xmm4[2,0]
+; AVX-SLOW-NEXT:    vmovlhps {{.*#+}} xmm2 = xmm3[0],xmm2[0]
 ; AVX-SLOW-NEXT:    vunpcklps {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1]
-; AVX-SLOW-NEXT:    vpermilpd {{.*#+}} xmm1 = xmm2[1,0]
-; AVX-SLOW-NEXT:    vaddps %xmm1, %xmm2, %xmm1
-; AVX-SLOW-NEXT:    vmovshdup {{.*#+}} xmm2 = xmm1[1,1,3,3]
-; AVX-SLOW-NEXT:    vaddps %xmm2, %xmm1, %xmm1
-; AVX-SLOW-NEXT:    vpermilpd {{.*#+}} xmm2 = xmm3[1,0]
-; AVX-SLOW-NEXT:    vaddps %xmm2, %xmm3, %xmm2
-; AVX-SLOW-NEXT:    vmovshdup {{.*#+}} xmm3 = xmm2[1,1,3,3]
-; AVX-SLOW-NEXT:    vaddps %xmm3, %xmm2, %xmm2
-; AVX-SLOW-NEXT:    vmovlhps {{.*#+}} xmm1 = xmm2[0],xmm1[0]
-; AVX-SLOW-NEXT:    vshufps {{.*#+}} xmm0 = xmm0[0,1],xmm1[2,0]
+; AVX-SLOW-NEXT:    vshufps {{.*#+}} xmm0 = xmm0[0,1],xmm2[2,0]
+; AVX-SLOW-NEXT:    vaddps %xmm4, %xmm0, %xmm0
 ; AVX-SLOW-NEXT:    retq
 ;
 ; AVX-FAST-LABEL: reduction_sum_v4f32_v4f32_reassoc:
@@ -1179,22 +1118,23 @@ define <4 x i32> @reduction_sum_v4i32_v4i32(<4 x i32> %0, <4 x i32> %1, <4 x i32
 ; SSSE3-SLOW-NEXT:    pshufd {{.*#+}} xmm4 = xmm0[2,3,2,3]
 ; SSSE3-SLOW-NEXT:    paddd %xmm0, %xmm4
 ; SSSE3-SLOW-NEXT:    pshufd {{.*#+}} xmm0 = xmm4[1,1,1,1]
-; SSSE3-SLOW-NEXT:    paddd %xmm4, %xmm0
-; SSSE3-SLOW-NEXT:    pshufd {{.*#+}} xmm4 = xmm1[2,3,2,3]
-; SSSE3-SLOW-NEXT:    paddd %xmm1, %xmm4
-; SSSE3-SLOW-NEXT:    pshufd {{.*#+}} xmm1 = xmm4[1,1,1,1]
-; SSSE3-SLOW-NEXT:    paddd %xmm4, %xmm1
+; SSSE3-SLOW-NEXT:    pshufd {{.*#+}} xmm5 = xmm1[2,3,2,3]
+; SSSE3-SLOW-NEXT:    paddd %xmm1, %xmm5
+; SSSE3-SLOW-NEXT:    pshufd {{.*#+}} xmm1 = xmm5[1,1,1,1]
 ; SSSE3-SLOW-NEXT:    punpckldq {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1]
 ; SSSE3-SLOW-NEXT:    pshufd {{.*#+}} xmm1 = xmm2[2,3,2,3]
 ; SSSE3-SLOW-NEXT:    paddd %xmm2, %xmm1
 ; SSSE3-SLOW-NEXT:    pshufd {{.*#+}} xmm2 = xmm1[1,1,1,1]
-; SSSE3-SLOW-NEXT:    paddd %xmm1, %xmm2
-; SSSE3-SLOW-NEXT:    pshufd {{.*#+}} xmm1 = xmm3[2,3,2,3]
-; SSSE3-SLOW-NEXT:    paddd %xmm3, %xmm1
-; SSSE3-SLOW-NEXT:    pshufd {{.*#+}} xmm3 = xmm1[1,1,1,1]
-; SSSE3-SLOW-NEXT:    paddd %xmm1, %xmm3
+; SSSE3-SLOW-NEXT:    pshufd {{.*#+}} xmm6 = xmm3[2,3,2,3]
+; SSSE3-SLOW-NEXT:    paddd %xmm3, %xmm6
+; SSSE3-SLOW-NEXT:    pshufd {{.*#+}} xmm3 = xmm6[1,1,1,1]
 ; SSSE3-SLOW-NEXT:    punpckldq {{.*#+}} xmm2 = xmm2[0],xmm3[0],xmm2[1],xmm3[1]
 ; SSSE3-SLOW-NEXT:    punpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm2[0]
+; SSSE3-SLOW-NEXT:    punpckldq {{.*#+}} xmm1 = xmm1[0],xmm6[0],xmm1[1],xmm6[1]
+; SSSE3-SLOW-NEXT:    punpckldq {{.*#+}} xmm4 = xmm4[0],xmm5[0],xmm4[1],xmm5[1]
+; SSSE3-SLOW-NEXT:    punpcklqdq {{.*#+}} xmm4 = xmm4[0],xmm1[0]
+; SSSE3-SLOW-NEXT:    paddd %xmm0, %xmm4
+; SSSE3-SLOW-NEXT:    movdqa %xmm4, %xmm0
 ; SSSE3-SLOW-NEXT:    retq
 ;
 ; SSSE3-FAST-LABEL: reduction_sum_v4i32_v4i32:
@@ -1217,22 +1157,22 @@ define <4 x i32> @reduction_sum_v4i32_v4i32(<4 x i32> %0, <4 x i32> %1, <4 x i32
 ; AVX-SLOW-NEXT:    vpshufd {{.*#+}} xmm4 = xmm0[2,3,2,3]
 ; AVX-SLOW-NEXT:    vpaddd %xmm4, %xmm0, %xmm0
 ; AVX-SLOW-NEXT:    vpshufd {{.*#+}} xmm4 = xmm0[1,1,1,1]
-; AVX-SLOW-NEXT:    vpaddd %xmm4, %xmm0, %xmm0
-; AVX-SLOW-NEXT:    vpshufd {{.*#+}} xmm4 = xmm1[2,3,2,3]
-; AVX-SLOW-NEXT:    vpaddd %xmm4, %xmm1, %xmm1
-; AVX-SLOW-NEXT:    vpshufd {{.*#+}} xmm4 = xmm1[1,1,1,1]
-; AVX-SLOW-NEXT:    vpaddd %xmm4, %xmm1, %xmm1
+; AVX-SLOW-NEXT:    vpshufd {{.*#+}} xmm5 = xmm1[2,3,2,3]
+; AVX-SLOW-NEXT:    vpaddd %xmm5, %xmm1, %xmm1
+; AVX-SLOW-NEXT:    vpshufd {{.*#+}} xmm5 = xmm1[1,1,1,1]
+; AVX-SLOW-NEXT:    vpunpckldq {{.*#+}} xmm4 = xmm4[0],xmm5[0],xmm4[1],xmm5[1]
+; AVX-SLOW-NEXT:    vpshufd {{.*#+}} xmm5 = xmm2[2,3,2,3]
+; AVX-SLOW-NEXT:    vpaddd %xmm5, %xmm2, %xmm2
+; AVX-SLOW-NEXT:    vpshufd {{.*#+}} xmm5 = xmm2[1,1,1,1]
+; AVX-SLOW-NEXT:    vpshufd {{.*#+}} xmm6 = xmm3[2,3,2,3]
+; AVX-SLOW-NEXT:    vpaddd %xmm6, %xmm3, %xmm3
+; AVX-SLOW-NEXT:    vpshufd {{.*#+}} xmm6 = xmm3[1,1,1,1]
+; AVX-SLOW-NEXT:    vpunpckldq {{.*#+}} xmm5 = xmm5[0],xmm6[0],xmm5[1],xmm6[1]
+; AVX-SLOW-NEXT:    vpunpckldq {{.*#+}} xmm2 = xmm2[0],xmm3[0],xmm2[1],xmm3[1]
+; AVX-SLOW-NEXT:    vpaddd %xmm5, %xmm2, %xmm2
 ; AVX-SLOW-NEXT:    vpunpckldq {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1]
-; AVX-SLOW-NEXT:    vpshufd {{.*#+}} xmm1 = xmm2[2,3,2,3]
-; AVX-SLOW-NEXT:    vpaddd %xmm1, %xmm2, %xmm1
-; AVX-SLOW-NEXT:    vpshufd {{.*#+}} xmm2 = xmm1[1,1,1,1]
-; AVX-SLOW-NEXT:    vpaddd %xmm2, %xmm1, %xmm1
-; AVX-SLOW-NEXT:    vpshufd {{.*#+}} xmm2 = xmm3[2,3,2,3]
-; AVX-SLOW-NEXT:    vpaddd %xmm2, %xmm3, %xmm2
-; AVX-SLOW-NEXT:    vpshufd {{.*#+}} xmm3 = xmm2[1,1,1,1]
-; AVX-SLOW-NEXT:    vpaddd %xmm3, %xmm2, %xmm2
-; AVX-SLOW-NEXT:    vpunpckldq {{.*#+}} xmm1 = xmm1[0],xmm2[0],xmm1[1],xmm2[1]
-; AVX-SLOW-NEXT:    vpunpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm1[0]
+; AVX-SLOW-NEXT:    vpaddd %xmm4, %xmm0, %xmm0
+; AVX-SLOW-NEXT:    vpunpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm2[0]
 ; AVX-SLOW-NEXT:    retq
 ;
 ; AVX-FAST-LABEL: reduction_sum_v4i32_v4i32:
diff --git a/llvm/test/CodeGen/X86/known-signbits-vector.ll b/llvm/test/CodeGen/X86/known-signbits-vector.ll
index a70b25a830ced7..18cd42c8c1de33 100644
--- a/llvm/test/CodeGen/X86/known-signbits-vector.ll
+++ b/llvm/test/CodeGen/X86/known-signbits-vector.ll
@@ -511,39 +511,21 @@ define <4 x float> @signbits_ashr_sext_select_shuffle_sitofp(<4 x i64> %a0, <4 x
 define <4 x i32> @signbits_mask_ashr_smax(<4 x i32> %a0, <4 x i32> %a1) {
 ; X86-LABEL: signbits_mask_ashr_smax:
 ; X86:       # %bb.0:
-; X86-NEXT:    vpsrad $26, %xmm0, %xmm2
-; X86-NEXT:    vpblendw {{.*#+}} xmm2 = xmm2[0,1,2,3],xmm0[4,5,6,7]
-; X86-NEXT:    vpsrad $27, %xmm0, %xmm3
 ; X86-NEXT:    vpsrad $25, %xmm0, %xmm0
-; X86-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0,1,2,3],xmm3[4,5,6,7]
-; X86-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0,1],xmm2[2,3],xmm0[4,5],xmm2[6,7]
-; X86-NEXT:    vpsrad $26, %xmm1, %xmm2
-; X86-NEXT:    vpblendw {{.*#+}} xmm2 = xmm2[0,1,2,3],xmm1[4,5,6,7]
-; X86-NEXT:    vpsrad $27, %xmm1, %xmm3
 ; X86-NEXT:    vpsrad $25, %xmm1, %xmm1
-; X86-NEXT:    vpblendw {{.*#+}} xmm1 = xmm1[0,1,2,3],xmm3[4,5,6,7]
-; X86-NEXT:    vpblendw {{.*#+}} xmm1 = xmm1[0,1],xmm2[2,3],xmm1[4,5],xmm2[6,7]
-; X86-NEXT:    vpmaxsd %xmm1, %xmm0, %xmm0
+; X86-NEXT:    vpshufd {{.*#+}} xmm1 = xmm1[0,0,0,0]
 ; X86-NEXT:    vpshufd {{.*#+}} xmm0 = xmm0[0,0,0,0]
+; X86-NEXT:    vpmaxsd %xmm1, %xmm0, %xmm0
 ; X86-NEXT:    vpand {{\.LCPI.*}}, %xmm0, %xmm0
 ; X86-NEXT:    retl
 ;
 ; X64-AVX1-LABEL: signbits_mask_ashr_smax:
 ; X64-AVX1:       # %bb.0:
-; X64-AVX1-NEXT:    vpsrad $26, %xmm0, %xmm2
-; X64-AVX1-NEXT:    vpblendw {{.*#+}} xmm2 = xmm2[0,1,2,3],xmm0[4,5,6,7]
-; X64-AVX1-NEXT:    vpsrad $27, %xmm0, %xmm3
 ; X64-AVX1-NEXT:    vpsrad $25, %xmm0, %xmm0
-; X64-AVX1-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0,1,2,3],xmm3[4,5,6,7]
-; X64-AVX1-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0,1],xmm2[2,3],xmm0[4,5],xmm2[6,7]
-; X64-AVX1-NEXT:    vpsrad $26, %xmm1, %xmm2
-; X64-AVX1-NEXT:    vpblendw {{.*#+}} xmm2 = xmm2[0,1,2,3],xmm1[4,5,6,7]
-; X64-AVX1-NEXT:    vpsrad $27, %xmm1, %xmm3
 ; X64-AVX1-NEXT:    vpsrad $25, %xmm1, %xmm1
-; X64-AVX1-NEXT:    vpblendw {{.*#+}} xmm1 = xmm1[0,1,2,3],xmm3[4,5,6,7]
-; X64-AVX1-NEXT:    vpblendw {{.*#+}} xmm1 = xmm1[0,1],xmm2[2,3],xmm1[4,5],xmm2[6,7]
-; X64-AVX1-NEXT:    vpmaxsd %xmm1, %xmm0, %xmm0
+; X64-AVX1-NEXT:    vpshufd {{.*#+}} xmm1 = xmm1[0,0,0,0]
 ; X64-AVX1-NEXT:    vpshufd {{.*#+}} xmm0 = xmm0[0,0,0,0]
+; X64-AVX1-NEXT:    vpmaxsd %xmm1, %xmm0, %xmm0
 ; X64-AVX1-NEXT:    vpand {{.*}}(%rip), %xmm0, %xmm0
 ; X64-AVX1-NEXT:    retq
 ;
@@ -569,39 +551,21 @@ declare <4 x i32> @llvm.smax.v4i32(<4 x i32>, <4 x i32>) nounwind readnone
 define <4 x i32> @signbits_mask_ashr_smin(<4 x i32> %a0, <4 x i32> %a1) {
 ; X86-LABEL: signbits_mask_ashr_smin:
 ; X86:       # %bb.0:
-; X86-NEXT:    vpsrad $26, %xmm0, %xmm2
-; X86-NEXT:    vpblendw {{.*#+}} xmm2 = xmm2[0,1,2,3],xmm0[4,5,6,7]
-; X86-NEXT:    vpsrad $27, %xmm0, %xmm3
 ; X86-NEXT:    vpsrad $25, %xmm0, %xmm0
-; X86-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0,1,2,3],xmm3[4,5,6,7]
-; X86-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0,1],xmm2[2,3],xmm0[4,5],xmm2[6,7]
-; X86-NEXT:    vpsrad $26, %xmm1, %xmm2
-; X86-NEXT:    vpblendw {{.*#+}} xmm2 = xmm2[0,1,2,3],xmm1[4,5,6,7]
-; X86-NEXT:    vpsrad $27, %xmm1, %xmm3
 ; X86-NEXT:    vpsrad $25, %xmm1, %xmm1
-; X86-NEXT:    vpblendw {{.*#+}} xmm1 = xmm1[0,1,2,3],xmm3[4,5,6,7]
-; X86-NEXT:    vpblendw {{.*#+}} xmm1 = xmm1[0,1],xmm2[2,3],xmm1[4,5],xmm2[6,7]
-; X86-NEXT:    vpminsd %xmm1, %xmm0, %xmm0
+; X86-NEXT:    vpshufd {{.*#+}} xmm1 = xmm1[0,0,0,0]
 ; X86-NEXT:    vpshufd {{.*#+}} xmm0 = xmm0[0,0,0,0]
+; X86-NEXT:    vpminsd %xmm1, %xmm0, %xmm0
 ; X86-NEXT:    vpand {{\.LCPI.*}}, %xmm0, %xmm0
 ; X86-NEXT:    retl
 ;
 ; X64-AVX1-LABEL: signbits_mask_ashr_smin:
 ; X64-AVX1:       # %bb.0:
-; X64-AVX1-NEXT:    vpsrad $26, %xmm0, %xmm2
-; X64-AVX1-NEXT:    vpblendw {{.*#+}} xmm2 = xmm2[0,1,2,3],xmm0[4,5,6,7]
-; X64-AVX1-NEXT:    vpsrad $27, %xmm0, %xmm3
 ; X64-AVX1-NEXT:    vpsrad $25, %xmm0, %xmm0
-; X64-AVX1-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0,1,2,3],xmm3[4,5,6,7]
-; X64-AVX1-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0,1],xmm2[2,3],xmm0[4,5],xmm2[6,7]
-; X64-AVX1-NEXT:    vpsrad $26, %xmm1, %xmm2
-; X64-AVX1-NEXT:    vpblendw {{.*#+}} xmm2 = xmm2[0,1,2,3],xmm1[4,5,6,7]
-; X64-AVX1-NEXT:    vpsrad $27, %xmm1, %xmm3
 ; X64-AVX1-NEXT:    vpsrad $25, %xmm1, %xmm1
-; X64-AVX1-NEXT:    vpblendw {{.*#+}} xmm1 = xmm1[0,1,2,3],xmm3[4,5,6,7]
-; X64-AVX1-NEXT:    vpblendw {{.*#+}} xmm1 = xmm1[0,1],xmm2[2,3],xmm1[4,5],xmm2[6,7]
-; X64-AVX1-NEXT:    vpminsd %xmm1, %xmm0, %xmm0
+; X64-AVX1-NEXT:    vpshufd {{.*#+}} xmm1 = xmm1[0,0,0,0]
 ; X64-AVX1-NEXT:    vpshufd {{.*#+}} xmm0 = xmm0[0,0,0,0]
+; X64-AVX1-NEXT:    vpminsd %xmm1, %xmm0, %xmm0
 ; X64-AVX1-NEXT:    vpand {{.*}}(%rip), %xmm0, %xmm0
 ; X64-AVX1-NEXT:    retq
 ;
@@ -627,39 +591,21 @@ declare <4 x i32> @llvm.smin.v4i32(<4 x i32>, <4 x i32>) nounwind readnone
 define <4 x i32> @signbits_mask_ashr_umax(<4 x i32> %a0, <4 x i32> %a1) {
 ; X86-LABEL: signbits_mask_ashr_umax:
 ; X86:       # %bb.0:
-; X86-NEXT:    vpsrad $26, %xmm0, %xmm2
-; X86-NEXT:    vpblendw {{.*#+}} xmm2 = xmm2[0,1,2,3],xmm0[4,5,6,7]
-; X86-NEXT:    vpsrad $27, %xmm0, %xmm3
 ; X86-NEXT:    vpsrad $25, %xmm0, %xmm0
-; X86-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0,1,2,3],xmm3[4,5,6,7]
-; X86-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0,1],xmm2[2,3],xmm0[4,5],xmm2[6,7]
-; X86-NEXT:    vpsrad $26, %xmm1, %xmm2
-; X86-NEXT:    vpblendw {{.*#+}} xmm2 = xmm2[0,1,2,3],xmm1[4,5,6,7]
-; X86-NEXT:    vpsrad $27, %xmm1, %xmm3
 ; X86-NEXT:    vpsrad $25, %xmm1, %xmm1
-; X86-NEXT:    vpblendw {{.*#+}} xmm1 = xmm1[0,1,2,3],xmm3[4,5,6,7]
-; X86-NEXT:    vpblendw {{.*#+}} xmm1 = xmm1[0,1],xmm2[2,3],xmm1[4,5],xmm2[6,7]
-; X86-NEXT:    vpmaxud %xmm1, %xmm0, %xmm0
+; X86-NEXT:    vpshufd {{.*#+}} xmm1 = xmm1[0,0,0,0]
 ; X86-NEXT:    vpshufd {{.*#+}} xmm0 = xmm0[0,0,0,0]
+; X86-NEXT:    vpmaxud %xmm1, %xmm0, %xmm0
 ; X86-NEXT:    vpand {{\.LCPI.*}}, %xmm0, %xmm0
 ; X86-NEXT:    retl
 ;
 ; X64-AVX1-LABEL: signbits_mask_ashr_umax:
 ; X64-AVX1:       # %bb.0:
-; X64-AVX1-NEXT:    vpsrad $26, %xmm0, %xmm2
-; X64-AVX1-NEXT:    vpblendw {{.*#+}} xmm2 = xmm2[0,1,2,3],xmm0[4,5,6,7]
-; X64-AVX1-NEXT:    vpsrad $27, %xmm0, %xmm3
 ; X64-AVX1-NEXT:    vpsrad $25, %xmm0, %xmm0
-; X64-AVX1-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0,1,2,3],xmm3[4,5,6,7]
-; X64-AVX1-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0,1],xmm2[2,3],xmm0[4,5],xmm2[6,7]
-; X64-AVX1-NEXT:    vpsrad $26, %xmm1, %xmm2
-; X64-AVX1-NEXT:    vpblendw {{.*#+}} xmm2 = xmm2[0,1,2,3],xmm1[4,5,6,7]
-; X64-AVX1-NEXT:    vpsrad $27, %xmm1, %xmm3
 ; X64-AVX1-NEXT:    vpsrad $25, %xmm1, %xmm1
-; X64-AVX1-NEXT:    vpblendw {{.*#+}} xmm1 = xmm1[0,1,2,3],xmm3[4,5,6,7]
-; X64-AVX1-NEXT:    vpblendw {{.*#+}} xmm1 = xmm1[0,1],xmm2[2,3],xmm1[4,5],xmm2[6,7]
-; X64-AVX1-NEXT:    vpmaxud %xmm1, %xmm0, %xmm0
+; X64-AVX1-NEXT:    vpshufd {{.*#+}} xmm1 = xmm1[0,0,0,0]
 ; X64-AVX1-NEXT:    vpshufd {{.*#+}} xmm0 = xmm0[0,0,0,0]
+; X64-AVX1-NEXT:    vpmaxud %xmm1, %xmm0, %xmm0
 ; X64-AVX1-NEXT:    vpand {{.*}}(%rip), %xmm0, %xmm0
 ; X64-AVX1-NEXT:    retq
 ;
@@ -685,39 +631,21 @@ declare <4 x i32> @llvm.umax.v4i32(<4 x i32>, <4 x i32>) nounwind readnone
 define <4 x i32> @signbits_mask_ashr_umin(<4 x i32> %a0, <4 x i32> %a1) {
 ; X86-LABEL: signbits_mask_ashr_umin:
 ; X86:       # %bb.0:
-; X86-NEXT:    vpsrad $26, %xmm0, %xmm2
-; X86-NEXT:    vpblendw {{.*#+}} xmm2 = xmm2[0,1,2,3],xmm0[4,5,6,7]
-; X86-NEXT:    vpsrad $27, %xmm0, %xmm3
 ; X86-NEXT:    vpsrad $25, %xmm0, %xmm0
-; X86-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0,1,2,3],xmm3[4,5,6,7]
-; X86-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0,1],xmm2[2,3],xmm0[4,5],xmm2[6,7]
-; X86-NEXT:    vpsrad $26, %xmm1, %xmm2
-; X86-NEXT:    vpblendw {{.*#+}} xmm2 = xmm2[0,1,2,3],xmm1[4,5,6,7]
-; X86-NEXT:    vpsrad $27, %xmm1, %xmm3
 ; X86-NEXT:    vpsrad $25, %xmm1, %xmm1
-; X86-NEXT:    vpblendw {{.*#+}} xmm1 = xmm1[0,1,2,3],xmm3[4,5,6,7]
-; X86-NEXT:    vpblendw {{.*#+}} xmm1 = xmm1[0,1],xmm2[2,3],xmm1[4,5],xmm2[6,7]
-; X86-NEXT:    vpminud %xmm1, %xmm0, %xmm0
+; X86-NEXT:    vpshufd {{.*#+}} xmm1 = xmm1[0,0,0,0]
 ; X86-NEXT:    vpshufd {{.*#+}} xmm0 = xmm0[0,0,0,0]
+; X86-NEXT:    vpminud %xmm1, %xmm0, %xmm0
 ; X86-NEXT:    vpand {{\.LCPI.*}}, %xmm0, %xmm0
 ; X86-NEXT:    retl
 ;
 ; X64-AVX1-LABEL: signbits_mask_ashr_umin:
 ; X64-AVX1:       # %bb.0:
-; X64-AVX1-NEXT:    vpsrad $26, %xmm0, %xmm2
-; X64-AVX1-NEXT:    vpblendw {{.*#+}} xmm2 = xmm2[0,1,2,3],xmm0[4,5,6,7]
-; X64-AVX1-NEXT:    vpsrad $27, %xmm0, %xmm3
 ; X64-AVX1-NEXT:    vpsrad $25, %xmm0, %xmm0
-; X64-AVX1-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0,1,2,3],xmm3[4,5,6,7]
-; X64-AVX1-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0,1],xmm2[2,3],xmm0[4,5],xmm2[6,7]
-; X64-AVX1-NEXT:    vpsrad $26, %xmm1, %xmm2
-; X64-AVX1-NEXT:    vpblendw {{.*#+}} xmm2 = xmm2[0,1,2,3],xmm1[4,5,6,7]
-; X64-AVX1-NEXT:    vpsrad $27, %xmm1, %xmm3
 ; X64-AVX1-NEXT:    vpsrad $25, %xmm1, %xmm1
-; X64-AVX1-NEXT:    vpblendw {{.*#+}} xmm1 = xmm1[0,1,2,3],xmm3[4,5,6,7]
-; X64-AVX1-NEXT:    vpblendw {{.*#+}} xmm1 = xmm1[0,1],xmm2[2,3],xmm1[4,5],xmm2[6,7]
-; X64-AVX1-NEXT:    vpminud %xmm1, %xmm0, %xmm0
+; X64-AVX1-NEXT:    vpshufd {{.*#+}} xmm1 = xmm1[0,0,0,0]
 ; X64-AVX1-NEXT:    vpshufd {{.*#+}} xmm0 = xmm0[0,0,0,0]
+; X64-AVX1-NEXT:    vpminud %xmm1, %xmm0, %xmm0
 ; X64-AVX1-NEXT:    vpand {{.*}}(%rip), %xmm0, %xmm0
 ; X64-AVX1-NEXT:    retq
 ;
diff --git a/llvm/test/CodeGen/X86/phaddsub.ll b/llvm/test/CodeGen/X86/phaddsub.ll
index ee27ac12739a3b..d999f5089a21fa 100644
--- a/llvm/test/CodeGen/X86/phaddsub.ll
+++ b/llvm/test/CodeGen/X86/phaddsub.ll
@@ -412,8 +412,8 @@ define <4 x i32> @phaddd_single_source5(<4 x i32> %x) {
 ; SSSE3-SLOW-LABEL: phaddd_single_source5:
 ; SSSE3-SLOW:       # %bb.0:
 ; SSSE3-SLOW-NEXT:    pshufd {{.*#+}} xmm1 = xmm0[2,2,2,2]
-; SSSE3-SLOW-NEXT:    paddd %xmm0, %xmm1
-; SSSE3-SLOW-NEXT:    pshufd {{.*#+}} xmm0 = xmm1[3,3,3,3]
+; SSSE3-SLOW-NEXT:    pshufd {{.*#+}} xmm0 = xmm0[3,3,3,3]
+; SSSE3-SLOW-NEXT:    paddd %xmm1, %xmm0
 ; SSSE3-SLOW-NEXT:    retq
 ;
 ; SSSE3-FAST-LABEL: phaddd_single_source5:
@@ -425,8 +425,8 @@ define <4 x i32> @phaddd_single_source5(<4 x i32> %x) {
 ; AVX-SLOW-LABEL: phaddd_single_source5:
 ; AVX-SLOW:       # %bb.0:
 ; AVX-SLOW-NEXT:    vpshufd {{.*#+}} xmm1 = xmm0[2,2,2,2]
-; AVX-SLOW-NEXT:    vpaddd %xmm0, %xmm1, %xmm0
 ; AVX-SLOW-NEXT:    vpshufd {{.*#+}} xmm0 = xmm0[3,3,3,3]
+; AVX-SLOW-NEXT:    vpaddd %xmm0, %xmm1, %xmm0
 ; AVX-SLOW-NEXT:    retq
 ;
 ; AVX-FAST-LABEL: phaddd_single_source5:
@@ -438,8 +438,8 @@ define <4 x i32> @phaddd_single_source5(<4 x i32> %x) {
 ; AVX2-SHUF-LABEL: phaddd_single_source5:
 ; AVX2-SHUF:       # %bb.0:
 ; AVX2-SHUF-NEXT:    vpshufd {{.*#+}} xmm1 = xmm0[2,2,2,2]
-; AVX2-SHUF-NEXT:    vpaddd %xmm0, %xmm1, %xmm0
 ; AVX2-SHUF-NEXT:    vpshufd {{.*#+}} xmm0 = xmm0[3,3,3,3]
+; AVX2-SHUF-NEXT:    vpaddd %xmm0, %xmm1, %xmm0
 ; AVX2-SHUF-NEXT:    retq
   %l = shufflevector <4 x i32> %x, <4 x i32> undef, <4 x i32> <i32 undef, i32 undef, i32 undef, i32 2>
   %add = add <4 x i32> %l, %x
diff --git a/llvm/test/CodeGen/X86/srem-seteq-illegal-types.ll b/llvm/test/CodeGen/X86/srem-seteq-illegal-types.ll
index 3cd9c117c62047..abb310d3a518ce 100644
--- a/llvm/test/CodeGen/X86/srem-seteq-illegal-types.ll
+++ b/llvm/test/CodeGen/X86/srem-seteq-illegal-types.ll
@@ -185,7 +185,7 @@ define <3 x i1> @test_srem_vec(<3 x i33> %X) nounwind {
 ; SSE2-NEXT:    addq %rdx, %rax
 ; SSE2-NEXT:    leaq (%rax,%rax,8), %rax
 ; SSE2-NEXT:    subq %rax, %rsi
-; SSE2-NEXT:    movq %rsi, %xmm0
+; SSE2-NEXT:    movq %rsi, %xmm1
 ; SSE2-NEXT:    movq %rdi, %rax
 ; SSE2-NEXT:    imulq %r8
 ; SSE2-NEXT:    movq %rdx, %rax
@@ -193,10 +193,10 @@ define <3 x i1> @test_srem_vec(<3 x i33> %X) nounwind {
 ; SSE2-NEXT:    addq %rdx, %rax
 ; SSE2-NEXT:    leaq (%rax,%rax,8), %rax
 ; SSE2-NEXT:    subq %rax, %rdi
-; SSE2-NEXT:    movq %rdi, %xmm1
-; SSE2-NEXT:    punpcklqdq {{.*#+}} xmm1 = xmm1[0],xmm0[0]
-; SSE2-NEXT:    movdqa {{.*#+}} xmm0 = [8589934591,8589934591]
-; SSE2-NEXT:    pand %xmm0, %xmm1
+; SSE2-NEXT:    movq %rdi, %xmm0
+; SSE2-NEXT:    punpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm1[0]
+; SSE2-NEXT:    movdqa {{.*#+}} xmm1 = [8589934591,8589934591]
+; SSE2-NEXT:    pand %xmm1, %xmm0
 ; SSE2-NEXT:    movabsq $2049638230412172401, %rdx # imm = 0x1C71C71C71C71C71
 ; SSE2-NEXT:    movq %rcx, %rax
 ; SSE2-NEXT:    imulq %rdx
@@ -208,14 +208,13 @@ define <3 x i1> @test_srem_vec(<3 x i33> %X) nounwind {
 ; SSE2-NEXT:    leaq (%rdx,%rdx,8), %rax
 ; SSE2-NEXT:    addq %rcx, %rax
 ; SSE2-NEXT:    movq %rax, %xmm2
-; SSE2-NEXT:    pand %xmm0, %xmm2
-; SSE2-NEXT:    pcmpeqd {{.*}}(%rip), %xmm1
-; SSE2-NEXT:    pshufd {{.*#+}} xmm0 = xmm1[1,0,3,2]
-; SSE2-NEXT:    pand %xmm1, %xmm0
+; SSE2-NEXT:    pand %xmm1, %xmm2
+; SSE2-NEXT:    pcmpeqd {{.*}}(%rip), %xmm0
 ; SSE2-NEXT:    pcmpeqd {{.*}}(%rip), %xmm2
-; SSE2-NEXT:    pshufd {{.*#+}} xmm1 = xmm2[1,0,3,2]
-; SSE2-NEXT:    pand %xmm2, %xmm1
-; SSE2-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,2],xmm1[0,3]
+; SSE2-NEXT:    movdqa %xmm0, %xmm1
+; SSE2-NEXT:    shufps {{.*#+}} xmm1 = xmm1[1,3],xmm2[1,2]
+; SSE2-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,2],xmm2[0,3]
+; SSE2-NEXT:    andps %xmm1, %xmm0
 ; SSE2-NEXT:    pcmpeqd %xmm1, %xmm1
 ; SSE2-NEXT:    pxor %xmm0, %xmm1
 ; SSE2-NEXT:    movdqa %xmm1, -{{[0-9]+}}(%rsp)
diff --git a/llvm/test/CodeGen/X86/vec_uaddo.ll b/llvm/test/CodeGen/X86/vec_uaddo.ll
index 83db253d122d47..7cf566f7b3a1d9 100644
--- a/llvm/test/CodeGen/X86/vec_uaddo.ll
+++ b/llvm/test/CodeGen/X86/vec_uaddo.ll
@@ -853,13 +853,13 @@ define <2 x i32> @uaddo_v2i64(<2 x i64> %a0, <2 x i64> %a1, <2 x i64>* %p2) noun
 ; SSE-NEXT:    pxor %xmm2, %xmm0
 ; SSE-NEXT:    pxor %xmm1, %xmm2
 ; SSE-NEXT:    movdqa %xmm0, %xmm3
-; SSE-NEXT:    pcmpgtd %xmm2, %xmm3
-; SSE-NEXT:    pcmpeqd %xmm0, %xmm2
-; SSE-NEXT:    pshufd {{.*#+}} xmm0 = xmm2[1,1,3,3]
-; SSE-NEXT:    pand %xmm3, %xmm0
-; SSE-NEXT:    pshufd {{.*#+}} xmm2 = xmm3[1,1,3,3]
-; SSE-NEXT:    por %xmm0, %xmm2
-; SSE-NEXT:    pshufd {{.*#+}} xmm0 = xmm2[0,2,2,3]
+; SSE-NEXT:    pcmpeqd %xmm2, %xmm3
+; SSE-NEXT:    pcmpgtd %xmm2, %xmm0
+; SSE-NEXT:    pshufd {{.*#+}} xmm2 = xmm0[0,2,2,3]
+; SSE-NEXT:    pshufd {{.*#+}} xmm3 = xmm3[1,3,3,3]
+; SSE-NEXT:    pand %xmm2, %xmm3
+; SSE-NEXT:    pshufd {{.*#+}} xmm0 = xmm0[1,3,3,3]
+; SSE-NEXT:    por %xmm3, %xmm0
 ; SSE-NEXT:    movdqa %xmm1, (%rdi)
 ; SSE-NEXT:    retq
 ;
diff --git a/llvm/test/CodeGen/X86/vec_usubo.ll b/llvm/test/CodeGen/X86/vec_usubo.ll
index 69d66ebcdb69fd..dde6832d648221 100644
--- a/llvm/test/CodeGen/X86/vec_usubo.ll
+++ b/llvm/test/CodeGen/X86/vec_usubo.ll
@@ -899,13 +899,13 @@ define <2 x i32> @usubo_v2i64(<2 x i64> %a0, <2 x i64> %a1, <2 x i64>* %p2) noun
 ; SSE-NEXT:    psubq %xmm1, %xmm0
 ; SSE-NEXT:    pxor %xmm0, %xmm2
 ; SSE-NEXT:    movdqa %xmm2, %xmm1
-; SSE-NEXT:    pcmpgtd %xmm3, %xmm1
-; SSE-NEXT:    pcmpeqd %xmm3, %xmm2
-; SSE-NEXT:    pshufd {{.*#+}} xmm2 = xmm2[1,1,3,3]
-; SSE-NEXT:    pand %xmm1, %xmm2
-; SSE-NEXT:    pshufd {{.*#+}} xmm1 = xmm1[1,1,3,3]
-; SSE-NEXT:    por %xmm2, %xmm1
-; SSE-NEXT:    pshufd {{.*#+}} xmm1 = xmm1[0,2,2,3]
+; SSE-NEXT:    pcmpeqd %xmm3, %xmm1
+; SSE-NEXT:    pcmpgtd %xmm3, %xmm2
+; SSE-NEXT:    pshufd {{.*#+}} xmm3 = xmm2[0,2,2,3]
+; SSE-NEXT:    pshufd {{.*#+}} xmm4 = xmm1[1,3,3,3]
+; SSE-NEXT:    pand %xmm3, %xmm4
+; SSE-NEXT:    pshufd {{.*#+}} xmm1 = xmm2[1,3,3,3]
+; SSE-NEXT:    por %xmm4, %xmm1
 ; SSE-NEXT:    movdqa %xmm0, (%rdi)
 ; SSE-NEXT:    movdqa %xmm1, %xmm0
 ; SSE-NEXT:    retq
diff --git a/llvm/test/CodeGen/X86/vector-shuffle-sse4a.ll b/llvm/test/CodeGen/X86/vector-shuffle-sse4a.ll
index 6adb6b0c2c0b86..d62462c4e59ac0 100644
--- a/llvm/test/CodeGen/X86/vector-shuffle-sse4a.ll
+++ b/llvm/test/CodeGen/X86/vector-shuffle-sse4a.ll
@@ -363,8 +363,8 @@ define <16 x i8> @shuffle_8_18_uuuuuuuuuuuuuu(<16 x i8> %a, <16 x i8> %b) {
 ; AMD10H-LABEL: shuffle_8_18_uuuuuuuuuuuuuu:
 ; AMD10H:       # %bb.0:
 ; AMD10H-NEXT:    movsd {{.*#+}} xmm0 = xmm1[0],xmm0[1]
-; AMD10H-NEXT:    andpd {{.*}}(%rip), %xmm0
-; AMD10H-NEXT:    pshufd {{.*#+}} xmm0 = xmm0[0,2,2,3]
+; AMD10H-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,2,2,3]
+; AMD10H-NEXT:    andps {{.*}}(%rip), %xmm0
 ; AMD10H-NEXT:    pshuflw {{.*#+}} xmm0 = xmm0[2,1,2,3,4,5,6,7]
 ; AMD10H-NEXT:    packuswb %xmm0, %xmm0
 ; AMD10H-NEXT:    retq