From ccadf0b1b4bcf244f85e0844c67ed50a37221422 Mon Sep 17 00:00:00 2001
From: Simon Pilgrim <llvm-dev@redking.me.uk>
Date: Wed, 15 Jul 2015 08:04:07 +0000
Subject: [PATCH] [X86][SSE] Added i686/SSE2 vector shift tests.

We were only testing on x86-64, but we should be ensuring decent code gen of i64 shifts on 32-bit targets.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@242273 91177308-0d34-0410-b5e6-96231b3b80d8
---
 test/CodeGen/X86/vector-shift-ashr-128.ll | 463 ++++++++++++++++++++++
 test/CodeGen/X86/vector-shift-lshr-128.ll | 327 +++++++++++++--
 test/CodeGen/X86/vector-shift-shl-128.ll  | 231 +++++++++++
 3 files changed, 987 insertions(+), 34 deletions(-)

diff --git a/test/CodeGen/X86/vector-shift-ashr-128.ll b/test/CodeGen/X86/vector-shift-ashr-128.ll
index 61b30154950..96a1b79d599 100644
--- a/test/CodeGen/X86/vector-shift-ashr-128.ll
+++ b/test/CodeGen/X86/vector-shift-ashr-128.ll
@@ -2,6 +2,9 @@
 ; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mcpu=x86-64 -mattr=+sse4.1 | FileCheck %s --check-prefix=ALL --check-prefix=SSE --check-prefix=SSE41
 ; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mcpu=x86-64 -mattr=+avx | FileCheck %s --check-prefix=ALL --check-prefix=AVX --check-prefix=AVX1
 ; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mcpu=x86-64 -mattr=+avx2 | FileCheck %s --check-prefix=ALL --check-prefix=AVX --check-prefix=AVX2
+;
+; Just one 32-bit run to make sure we do reasonable things for i64 shifts.
+; RUN: llc < %s -mtriple=i686-unknown-unknown -mcpu=x86-64 | FileCheck %s --check-prefix=ALL --check-prefix=X32-SSE --check-prefix=X32-SSE2
 
 ;
 ; Variable Shifts
@@ -49,6 +52,67 @@ define <2 x i64> @var_shift_v2i64(<2 x i64> %a, <2 x i64> %b) {
 ; AVX-NEXT:    vmovq %rax, %xmm0
 ; AVX-NEXT:    vpunpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm2[0]
 ; AVX-NEXT:    retq
+;
+; X32-SSE-LABEL: var_shift_v2i64:
+; X32-SSE:       # BB#0:
+; X32-SSE-NEXT:    pushl %ebp
+; X32-SSE-NEXT:  .Ltmp0:
+; X32-SSE-NEXT:    .cfi_def_cfa_offset 8
+; X32-SSE-NEXT:    pushl %ebx
+; X32-SSE-NEXT:  .Ltmp1:
+; X32-SSE-NEXT:    .cfi_def_cfa_offset 12
+; X32-SSE-NEXT:    pushl %edi
+; X32-SSE-NEXT:  .Ltmp2:
+; X32-SSE-NEXT:    .cfi_def_cfa_offset 16
+; X32-SSE-NEXT:    pushl %esi
+; X32-SSE-NEXT:  .Ltmp3:
+; X32-SSE-NEXT:    .cfi_def_cfa_offset 20
+; X32-SSE-NEXT:  .Ltmp4:
+; X32-SSE-NEXT:    .cfi_offset %esi, -20
+; X32-SSE-NEXT:  .Ltmp5:
+; X32-SSE-NEXT:    .cfi_offset %edi, -16
+; X32-SSE-NEXT:  .Ltmp6:
+; X32-SSE-NEXT:    .cfi_offset %ebx, -12
+; X32-SSE-NEXT:  .Ltmp7:
+; X32-SSE-NEXT:    .cfi_offset %ebp, -8
+; X32-SSE-NEXT:    pshufd {{.*#+}} xmm2 = xmm0[3,1,2,3]
+; X32-SSE-NEXT:    movd %xmm2, %edx
+; X32-SSE-NEXT:    pshufd {{.*#+}} xmm2 = xmm0[2,3,0,1]
+; X32-SSE-NEXT:    movd %xmm2, %esi
+; X32-SSE-NEXT:    pshufd {{.*#+}} xmm2 = xmm1[2,3,0,1]
+; X32-SSE-NEXT:    movd %xmm2, %eax
+; X32-SSE-NEXT:    movb %al, %cl
+; X32-SSE-NEXT:    shrdl %cl, %edx, %esi
+; X32-SSE-NEXT:    movd %xmm0, %edi
+; X32-SSE-NEXT:    pshufd {{.*#+}} xmm0 = xmm0[1,1,2,3]
+; X32-SSE-NEXT:    movd %xmm0, %ebx
+; X32-SSE-NEXT:    movd %xmm1, %ecx
+; X32-SSE-NEXT:    shrdl %cl, %ebx, %edi
+; X32-SSE-NEXT:    movl %ebx, %ebp
+; X32-SSE-NEXT:    sarl %cl, %ebp
+; X32-SSE-NEXT:    sarl $31, %ebx
+; X32-SSE-NEXT:    testb $32, %cl
+; X32-SSE-NEXT:    cmovnel %ebp, %edi
+; X32-SSE-NEXT:    movd %edi, %xmm0
+; X32-SSE-NEXT:    cmovel %ebp, %ebx
+; X32-SSE-NEXT:    movl %edx, %edi
+; X32-SSE-NEXT:    movb %al, %cl
+; X32-SSE-NEXT:    sarl %cl, %edi
+; X32-SSE-NEXT:    sarl $31, %edx
+; X32-SSE-NEXT:    testb $32, %al
+; X32-SSE-NEXT:    cmovnel %edi, %esi
+; X32-SSE-NEXT:    movd %esi, %xmm1
+; X32-SSE-NEXT:    movd %ebx, %xmm2
+; X32-SSE-NEXT:    cmovel %edi, %edx
+; X32-SSE-NEXT:    movd %edx, %xmm3
+; X32-SSE-NEXT:    punpckldq {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1]
+; X32-SSE-NEXT:    punpckldq {{.*#+}} xmm2 = xmm2[0],xmm3[0],xmm2[1],xmm3[1]
+; X32-SSE-NEXT:    punpckldq {{.*#+}} xmm0 = xmm0[0],xmm2[0],xmm0[1],xmm2[1]
+; X32-SSE-NEXT:    popl %esi
+; X32-SSE-NEXT:    popl %edi
+; X32-SSE-NEXT:    popl %ebx
+; X32-SSE-NEXT:    popl %ebp
+; X32-SSE-NEXT:    retl
   %shift = ashr <2 x i64> %a, %b
   ret <2 x i64> %shift
 }
@@ -119,6 +183,30 @@ define <4 x i32> @var_shift_v4i32(<4 x i32> %a, <4 x i32> %b) {
 ; AVX2:       # BB#0:
 ; AVX2-NEXT:    vpsravd %xmm1, %xmm0, %xmm0
 ; AVX2-NEXT:    retq
+;
+; X32-SSE-LABEL: var_shift_v4i32:
+; X32-SSE:       # BB#0:
+; X32-SSE-NEXT:    movdqa %xmm1, %xmm2
+; X32-SSE-NEXT:    psrldq {{.*#+}} xmm2 = xmm2[12,13,14,15],zero,zero,zero,zero,zero,zero,zero,zero,zero,zero,zero,zero
+; X32-SSE-NEXT:    movdqa %xmm0, %xmm3
+; X32-SSE-NEXT:    psrad %xmm2, %xmm3
+; X32-SSE-NEXT:    movdqa %xmm1, %xmm2
+; X32-SSE-NEXT:    psrlq $32, %xmm2
+; X32-SSE-NEXT:    movdqa %xmm0, %xmm4
+; X32-SSE-NEXT:    psrad %xmm2, %xmm4
+; X32-SSE-NEXT:    movsd {{.*#+}} xmm3 = xmm4[0],xmm3[1]
+; X32-SSE-NEXT:    pshufd {{.*#+}} xmm2 = xmm3[1,3,2,3]
+; X32-SSE-NEXT:    pxor %xmm3, %xmm3
+; X32-SSE-NEXT:    movdqa %xmm1, %xmm4
+; X32-SSE-NEXT:    punpckhdq {{.*#+}} xmm4 = xmm4[2],xmm3[2],xmm4[3],xmm3[3]
+; X32-SSE-NEXT:    movdqa %xmm0, %xmm5
+; X32-SSE-NEXT:    psrad %xmm4, %xmm5
+; X32-SSE-NEXT:    punpckldq {{.*#+}} xmm1 = xmm1[0],xmm3[0],xmm1[1],xmm3[1]
+; X32-SSE-NEXT:    psrad %xmm1, %xmm0
+; X32-SSE-NEXT:    movsd {{.*#+}} xmm5 = xmm0[0],xmm5[1]
+; X32-SSE-NEXT:    pshufd {{.*#+}} xmm0 = xmm5[0,2,2,3]
+; X32-SSE-NEXT:    punpckldq {{.*#+}} xmm0 = xmm0[0],xmm2[0],xmm0[1],xmm2[1]
+; X32-SSE-NEXT:    retl
   %shift = ashr <4 x i32> %a, %b
   ret <4 x i32> %shift
 }
@@ -216,6 +304,41 @@ define <8 x i16> @var_shift_v8i16(<8 x i16> %a, <8 x i16> %b) {
 ; AVX2-NEXT:    vpermq {{.*#+}} ymm0 = ymm0[0,2,2,3]
 ; AVX2-NEXT:    vzeroupper
 ; AVX2-NEXT:    retq
+;
+; X32-SSE-LABEL: var_shift_v8i16:
+; X32-SSE:       # BB#0:
+; X32-SSE-NEXT:    psllw $12, %xmm1
+; X32-SSE-NEXT:    movdqa %xmm1, %xmm2
+; X32-SSE-NEXT:    psraw $15, %xmm2
+; X32-SSE-NEXT:    movdqa %xmm2, %xmm3
+; X32-SSE-NEXT:    pandn %xmm0, %xmm3
+; X32-SSE-NEXT:    psraw $8, %xmm0
+; X32-SSE-NEXT:    pand %xmm2, %xmm0
+; X32-SSE-NEXT:    por %xmm3, %xmm0
+; X32-SSE-NEXT:    paddw %xmm1, %xmm1
+; X32-SSE-NEXT:    movdqa %xmm1, %xmm2
+; X32-SSE-NEXT:    psraw $15, %xmm2
+; X32-SSE-NEXT:    movdqa %xmm2, %xmm3
+; X32-SSE-NEXT:    pandn %xmm0, %xmm3
+; X32-SSE-NEXT:    psraw $4, %xmm0
+; X32-SSE-NEXT:    pand %xmm2, %xmm0
+; X32-SSE-NEXT:    por %xmm3, %xmm0
+; X32-SSE-NEXT:    paddw %xmm1, %xmm1
+; X32-SSE-NEXT:    movdqa %xmm1, %xmm2
+; X32-SSE-NEXT:    psraw $15, %xmm2
+; X32-SSE-NEXT:    movdqa %xmm2, %xmm3
+; X32-SSE-NEXT:    pandn %xmm0, %xmm3
+; X32-SSE-NEXT:    psraw $2, %xmm0
+; X32-SSE-NEXT:    pand %xmm2, %xmm0
+; X32-SSE-NEXT:    por %xmm3, %xmm0
+; X32-SSE-NEXT:    paddw %xmm1, %xmm1
+; X32-SSE-NEXT:    psraw $15, %xmm1
+; X32-SSE-NEXT:    movdqa %xmm1, %xmm2
+; X32-SSE-NEXT:    pandn %xmm0, %xmm2
+; X32-SSE-NEXT:    psraw $1, %xmm0
+; X32-SSE-NEXT:    pand %xmm1, %xmm0
+; X32-SSE-NEXT:    por %xmm2, %xmm0
+; X32-SSE-NEXT:    retl
   %shift = ashr <8 x i16> %a, %b
   ret <8 x i16> %shift
 }
@@ -342,6 +465,64 @@ define <16 x i8> @var_shift_v16i8(<16 x i8> %a, <16 x i8> %b) {
 ; AVX-NEXT:    vpsrlw $8, %xmm0, %xmm0
 ; AVX-NEXT:    vpackuswb %xmm2, %xmm0, %xmm0
 ; AVX-NEXT:    retq
+;
+; X32-SSE-LABEL: var_shift_v16i8:
+; X32-SSE:       # BB#0:
+; X32-SSE-NEXT:    punpckhbw {{.*#+}} xmm2 = xmm2[8],xmm0[8],xmm2[9],xmm0[9],xmm2[10],xmm0[10],xmm2[11],xmm0[11],xmm2[12],xmm0[12],xmm2[13],xmm0[13],xmm2[14],xmm0[14],xmm2[15],xmm0[15]
+; X32-SSE-NEXT:    psllw $5, %xmm1
+; X32-SSE-NEXT:    punpckhbw {{.*#+}} xmm4 = xmm4[8],xmm1[8],xmm4[9],xmm1[9],xmm4[10],xmm1[10],xmm4[11],xmm1[11],xmm4[12],xmm1[12],xmm4[13],xmm1[13],xmm4[14],xmm1[14],xmm4[15],xmm1[15]
+; X32-SSE-NEXT:    pxor %xmm3, %xmm3
+; X32-SSE-NEXT:    pxor %xmm5, %xmm5
+; X32-SSE-NEXT:    pcmpgtw %xmm4, %xmm5
+; X32-SSE-NEXT:    movdqa %xmm5, %xmm6
+; X32-SSE-NEXT:    pandn %xmm2, %xmm6
+; X32-SSE-NEXT:    psraw $4, %xmm2
+; X32-SSE-NEXT:    pand %xmm5, %xmm2
+; X32-SSE-NEXT:    por %xmm6, %xmm2
+; X32-SSE-NEXT:    paddw %xmm4, %xmm4
+; X32-SSE-NEXT:    pxor %xmm5, %xmm5
+; X32-SSE-NEXT:    pcmpgtw %xmm4, %xmm5
+; X32-SSE-NEXT:    movdqa %xmm5, %xmm6
+; X32-SSE-NEXT:    pandn %xmm2, %xmm6
+; X32-SSE-NEXT:    psraw $2, %xmm2
+; X32-SSE-NEXT:    pand %xmm5, %xmm2
+; X32-SSE-NEXT:    por %xmm6, %xmm2
+; X32-SSE-NEXT:    paddw %xmm4, %xmm4
+; X32-SSE-NEXT:    pxor %xmm5, %xmm5
+; X32-SSE-NEXT:    pcmpgtw %xmm4, %xmm5
+; X32-SSE-NEXT:    movdqa %xmm5, %xmm4
+; X32-SSE-NEXT:    pandn %xmm2, %xmm4
+; X32-SSE-NEXT:    psraw $1, %xmm2
+; X32-SSE-NEXT:    pand %xmm5, %xmm2
+; X32-SSE-NEXT:    por %xmm4, %xmm2
+; X32-SSE-NEXT:    psrlw $8, %xmm2
+; X32-SSE-NEXT:    punpcklbw {{.*#+}} xmm0 = xmm0[0,0,1,1,2,2,3,3,4,4,5,5,6,6,7,7]
+; X32-SSE-NEXT:    punpcklbw {{.*#+}} xmm1 = xmm1[0,0,1,1,2,2,3,3,4,4,5,5,6,6,7,7]
+; X32-SSE-NEXT:    pxor %xmm4, %xmm4
+; X32-SSE-NEXT:    pcmpgtw %xmm1, %xmm4
+; X32-SSE-NEXT:    movdqa %xmm4, %xmm5
+; X32-SSE-NEXT:    pandn %xmm0, %xmm5
+; X32-SSE-NEXT:    psraw $4, %xmm0
+; X32-SSE-NEXT:    pand %xmm4, %xmm0
+; X32-SSE-NEXT:    por %xmm5, %xmm0
+; X32-SSE-NEXT:    paddw %xmm1, %xmm1
+; X32-SSE-NEXT:    pxor %xmm4, %xmm4
+; X32-SSE-NEXT:    pcmpgtw %xmm1, %xmm4
+; X32-SSE-NEXT:    movdqa %xmm4, %xmm5
+; X32-SSE-NEXT:    pandn %xmm0, %xmm5
+; X32-SSE-NEXT:    psraw $2, %xmm0
+; X32-SSE-NEXT:    pand %xmm4, %xmm0
+; X32-SSE-NEXT:    por %xmm5, %xmm0
+; X32-SSE-NEXT:    paddw %xmm1, %xmm1
+; X32-SSE-NEXT:    pcmpgtw %xmm1, %xmm3
+; X32-SSE-NEXT:    movdqa %xmm3, %xmm1
+; X32-SSE-NEXT:    pandn %xmm0, %xmm1
+; X32-SSE-NEXT:    psraw $1, %xmm0
+; X32-SSE-NEXT:    pand %xmm3, %xmm0
+; X32-SSE-NEXT:    por %xmm1, %xmm0
+; X32-SSE-NEXT:    psrlw $8, %xmm0
+; X32-SSE-NEXT:    packuswb %xmm2, %xmm0
+; X32-SSE-NEXT:    retl
   %shift = ashr <16 x i8> %a, %b
   ret <16 x i8> %shift
 }
@@ -409,6 +590,68 @@ define <2 x i64> @splatvar_shift_v2i64(<2 x i64> %a, <2 x i64> %b) {
 ; AVX2-NEXT:    vmovq %rax, %xmm0
 ; AVX2-NEXT:    vpunpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm2[0]
 ; AVX2-NEXT:    retq
+;
+; X32-SSE-LABEL: splatvar_shift_v2i64:
+; X32-SSE:       # BB#0:
+; X32-SSE-NEXT:    pushl %ebp
+; X32-SSE-NEXT:  .Ltmp8:
+; X32-SSE-NEXT:    .cfi_def_cfa_offset 8
+; X32-SSE-NEXT:    pushl %ebx
+; X32-SSE-NEXT:  .Ltmp9:
+; X32-SSE-NEXT:    .cfi_def_cfa_offset 12
+; X32-SSE-NEXT:    pushl %edi
+; X32-SSE-NEXT:  .Ltmp10:
+; X32-SSE-NEXT:    .cfi_def_cfa_offset 16
+; X32-SSE-NEXT:    pushl %esi
+; X32-SSE-NEXT:  .Ltmp11:
+; X32-SSE-NEXT:    .cfi_def_cfa_offset 20
+; X32-SSE-NEXT:  .Ltmp12:
+; X32-SSE-NEXT:    .cfi_offset %esi, -20
+; X32-SSE-NEXT:  .Ltmp13:
+; X32-SSE-NEXT:    .cfi_offset %edi, -16
+; X32-SSE-NEXT:  .Ltmp14:
+; X32-SSE-NEXT:    .cfi_offset %ebx, -12
+; X32-SSE-NEXT:  .Ltmp15:
+; X32-SSE-NEXT:    .cfi_offset %ebp, -8
+; X32-SSE-NEXT:    pshufd {{.*#+}} xmm1 = xmm1[0,1,0,1]
+; X32-SSE-NEXT:    pshufd {{.*#+}} xmm2 = xmm0[3,1,2,3]
+; X32-SSE-NEXT:    movd %xmm2, %edx
+; X32-SSE-NEXT:    pshufd {{.*#+}} xmm2 = xmm0[2,3,0,1]
+; X32-SSE-NEXT:    movd %xmm2, %esi
+; X32-SSE-NEXT:    pshufd {{.*#+}} xmm2 = xmm1[2,3,0,1]
+; X32-SSE-NEXT:    movd %xmm2, %eax
+; X32-SSE-NEXT:    movb %al, %cl
+; X32-SSE-NEXT:    shrdl %cl, %edx, %esi
+; X32-SSE-NEXT:    movd %xmm0, %edi
+; X32-SSE-NEXT:    pshufd {{.*#+}} xmm0 = xmm0[1,1,2,3]
+; X32-SSE-NEXT:    movd %xmm0, %ebx
+; X32-SSE-NEXT:    movd %xmm1, %ecx
+; X32-SSE-NEXT:    shrdl %cl, %ebx, %edi
+; X32-SSE-NEXT:    movl %ebx, %ebp
+; X32-SSE-NEXT:    sarl %cl, %ebp
+; X32-SSE-NEXT:    sarl $31, %ebx
+; X32-SSE-NEXT:    testb $32, %cl
+; X32-SSE-NEXT:    cmovnel %ebp, %edi
+; X32-SSE-NEXT:    movd %edi, %xmm0
+; X32-SSE-NEXT:    cmovel %ebp, %ebx
+; X32-SSE-NEXT:    movl %edx, %edi
+; X32-SSE-NEXT:    movb %al, %cl
+; X32-SSE-NEXT:    sarl %cl, %edi
+; X32-SSE-NEXT:    sarl $31, %edx
+; X32-SSE-NEXT:    testb $32, %al
+; X32-SSE-NEXT:    cmovnel %edi, %esi
+; X32-SSE-NEXT:    movd %esi, %xmm1
+; X32-SSE-NEXT:    movd %ebx, %xmm2
+; X32-SSE-NEXT:    cmovel %edi, %edx
+; X32-SSE-NEXT:    movd %edx, %xmm3
+; X32-SSE-NEXT:    punpckldq {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1]
+; X32-SSE-NEXT:    punpckldq {{.*#+}} xmm2 = xmm2[0],xmm3[0],xmm2[1],xmm3[1]
+; X32-SSE-NEXT:    punpckldq {{.*#+}} xmm0 = xmm0[0],xmm2[0],xmm0[1],xmm2[1]
+; X32-SSE-NEXT:    popl %esi
+; X32-SSE-NEXT:    popl %edi
+; X32-SSE-NEXT:    popl %ebx
+; X32-SSE-NEXT:    popl %ebp
+; X32-SSE-NEXT:    retl
   %splat = shufflevector <2 x i64> %b, <2 x i64> undef, <2 x i32> zeroinitializer
   %shift = ashr <2 x i64> %a, %splat
   ret <2 x i64> %shift
@@ -435,6 +678,13 @@ define <4 x i32> @splatvar_shift_v4i32(<4 x i32> %a, <4 x i32> %b) {
 ; AVX-NEXT:    vpblendw {{.*#+}} xmm1 = xmm1[0,1],xmm2[2,3,4,5,6,7]
 ; AVX-NEXT:    vpsrad %xmm1, %xmm0, %xmm0
 ; AVX-NEXT:    retq
+;
+; X32-SSE-LABEL: splatvar_shift_v4i32:
+; X32-SSE:       # BB#0:
+; X32-SSE-NEXT:    xorps %xmm2, %xmm2
+; X32-SSE-NEXT:    movss {{.*#+}} xmm2 = xmm1[0],xmm2[1,2,3]
+; X32-SSE-NEXT:    psrad %xmm2, %xmm0
+; X32-SSE-NEXT:    retl
   %splat = shufflevector <4 x i32> %b, <4 x i32> undef, <4 x i32> zeroinitializer
   %shift = ashr <4 x i32> %a, %splat
   ret <4 x i32> %shift
@@ -462,6 +712,14 @@ define <8 x i16> @splatvar_shift_v8i16(<8 x i16> %a, <8 x i16> %b) {
 ; AVX-NEXT:    vpblendw {{.*#+}} xmm1 = xmm1[0],xmm2[1,2,3,4,5,6,7]
 ; AVX-NEXT:    vpsraw %xmm1, %xmm0, %xmm0
 ; AVX-NEXT:    retq
+;
+; X32-SSE-LABEL: splatvar_shift_v8i16:
+; X32-SSE:       # BB#0:
+; X32-SSE-NEXT:    movd %xmm1, %eax
+; X32-SSE-NEXT:    movzwl %ax, %eax
+; X32-SSE-NEXT:    movd %eax, %xmm1
+; X32-SSE-NEXT:    psraw %xmm1, %xmm0
+; X32-SSE-NEXT:    retl
   %splat = shufflevector <8 x i16> %b, <8 x i16> undef, <8 x i32> zeroinitializer
   %shift = ashr <8 x i16> %a, %splat
   ret <8 x i16> %shift
@@ -626,6 +884,68 @@ define <16 x i8> @splatvar_shift_v16i8(<16 x i8> %a, <16 x i8> %b) {
 ; AVX2-NEXT:    vpsrlw $8, %xmm0, %xmm0
 ; AVX2-NEXT:    vpackuswb %xmm2, %xmm0, %xmm0
 ; AVX2-NEXT:    retq
+;
+; X32-SSE-LABEL: splatvar_shift_v16i8:
+; X32-SSE:       # BB#0:
+; X32-SSE-NEXT:    punpcklbw {{.*#+}} xmm1 = xmm1[0,0,1,1,2,2,3,3,4,4,5,5,6,6,7,7]
+; X32-SSE-NEXT:    pshufd {{.*#+}} xmm1 = xmm1[0,1,0,3]
+; X32-SSE-NEXT:    pshuflw {{.*#+}} xmm1 = xmm1[0,0,0,0,4,5,6,7]
+; X32-SSE-NEXT:    pshufhw {{.*#+}} xmm3 = xmm1[0,1,2,3,4,4,4,4]
+; X32-SSE-NEXT:    punpckhbw {{.*#+}} xmm1 = xmm1[8],xmm0[8],xmm1[9],xmm0[9],xmm1[10],xmm0[10],xmm1[11],xmm0[11],xmm1[12],xmm0[12],xmm1[13],xmm0[13],xmm1[14],xmm0[14],xmm1[15],xmm0[15]
+; X32-SSE-NEXT:    psllw $5, %xmm3
+; X32-SSE-NEXT:    punpckhbw {{.*#+}} xmm4 = xmm4[8],xmm3[8],xmm4[9],xmm3[9],xmm4[10],xmm3[10],xmm4[11],xmm3[11],xmm4[12],xmm3[12],xmm4[13],xmm3[13],xmm4[14],xmm3[14],xmm4[15],xmm3[15]
+; X32-SSE-NEXT:    pxor %xmm2, %xmm2
+; X32-SSE-NEXT:    pxor %xmm5, %xmm5
+; X32-SSE-NEXT:    pcmpgtw %xmm4, %xmm5
+; X32-SSE-NEXT:    movdqa %xmm5, %xmm6
+; X32-SSE-NEXT:    pandn %xmm1, %xmm6
+; X32-SSE-NEXT:    psraw $4, %xmm1
+; X32-SSE-NEXT:    pand %xmm5, %xmm1
+; X32-SSE-NEXT:    por %xmm6, %xmm1
+; X32-SSE-NEXT:    paddw %xmm4, %xmm4
+; X32-SSE-NEXT:    pxor %xmm5, %xmm5
+; X32-SSE-NEXT:    pcmpgtw %xmm4, %xmm5
+; X32-SSE-NEXT:    movdqa %xmm5, %xmm6
+; X32-SSE-NEXT:    pandn %xmm1, %xmm6
+; X32-SSE-NEXT:    psraw $2, %xmm1
+; X32-SSE-NEXT:    pand %xmm5, %xmm1
+; X32-SSE-NEXT:    por %xmm6, %xmm1
+; X32-SSE-NEXT:    paddw %xmm4, %xmm4
+; X32-SSE-NEXT:    pxor %xmm5, %xmm5
+; X32-SSE-NEXT:    pcmpgtw %xmm4, %xmm5
+; X32-SSE-NEXT:    movdqa %xmm5, %xmm4
+; X32-SSE-NEXT:    pandn %xmm1, %xmm4
+; X32-SSE-NEXT:    psraw $1, %xmm1
+; X32-SSE-NEXT:    pand %xmm5, %xmm1
+; X32-SSE-NEXT:    por %xmm4, %xmm1
+; X32-SSE-NEXT:    psrlw $8, %xmm1
+; X32-SSE-NEXT:    punpcklbw {{.*#+}} xmm0 = xmm0[0,0,1,1,2,2,3,3,4,4,5,5,6,6,7,7]
+; X32-SSE-NEXT:    punpcklbw {{.*#+}} xmm3 = xmm3[0,0,1,1,2,2,3,3,4,4,5,5,6,6,7,7]
+; X32-SSE-NEXT:    pxor %xmm4, %xmm4
+; X32-SSE-NEXT:    pcmpgtw %xmm3, %xmm4
+; X32-SSE-NEXT:    movdqa %xmm4, %xmm5
+; X32-SSE-NEXT:    pandn %xmm0, %xmm5
+; X32-SSE-NEXT:    psraw $4, %xmm0
+; X32-SSE-NEXT:    pand %xmm4, %xmm0
+; X32-SSE-NEXT:    por %xmm5, %xmm0
+; X32-SSE-NEXT:    paddw %xmm3, %xmm3
+; X32-SSE-NEXT:    pxor %xmm4, %xmm4
+; X32-SSE-NEXT:    pcmpgtw %xmm3, %xmm4
+; X32-SSE-NEXT:    movdqa %xmm4, %xmm5
+; X32-SSE-NEXT:    pandn %xmm0, %xmm5
+; X32-SSE-NEXT:    psraw $2, %xmm0
+; X32-SSE-NEXT:    pand %xmm4, %xmm0
+; X32-SSE-NEXT:    por %xmm5, %xmm0
+; X32-SSE-NEXT:    paddw %xmm3, %xmm3
+; X32-SSE-NEXT:    pcmpgtw %xmm3, %xmm2
+; X32-SSE-NEXT:    movdqa %xmm2, %xmm3
+; X32-SSE-NEXT:    pandn %xmm0, %xmm3
+; X32-SSE-NEXT:    psraw $1, %xmm0
+; X32-SSE-NEXT:    pand %xmm2, %xmm0
+; X32-SSE-NEXT:    por %xmm3, %xmm0
+; X32-SSE-NEXT:    psrlw $8, %xmm0
+; X32-SSE-NEXT:    packuswb %xmm1, %xmm0
+; X32-SSE-NEXT:    retl
   %splat = shufflevector <16 x i8> %b, <16 x i8> undef, <16 x i32> zeroinitializer
   %shift = ashr <16 x i8> %a, %splat
   ret <16 x i8> %shift
@@ -670,6 +990,28 @@ define <2 x i64> @constant_shift_v2i64(<2 x i64> %a) {
 ; AVX-NEXT:    vmovq %rax, %xmm0
 ; AVX-NEXT:    vpunpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm1[0]
 ; AVX-NEXT:    retq
+;
+; X32-SSE-LABEL: constant_shift_v2i64:
+; X32-SSE:       # BB#0:
+; X32-SSE-NEXT:    pshufd {{.*#+}} xmm1 = xmm0[2,3,0,1]
+; X32-SSE-NEXT:    movd %xmm1, %eax
+; X32-SSE-NEXT:    pshufd {{.*#+}} xmm1 = xmm0[3,1,2,3]
+; X32-SSE-NEXT:    movd %xmm1, %ecx
+; X32-SSE-NEXT:    shrdl $7, %ecx, %eax
+; X32-SSE-NEXT:    movd %eax, %xmm1
+; X32-SSE-NEXT:    movd %xmm0, %eax
+; X32-SSE-NEXT:    pshufd {{.*#+}} xmm0 = xmm0[1,1,2,3]
+; X32-SSE-NEXT:    movd %xmm0, %edx
+; X32-SSE-NEXT:    shrdl $1, %edx, %eax
+; X32-SSE-NEXT:    movd %eax, %xmm0
+; X32-SSE-NEXT:    punpckldq {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1]
+; X32-SSE-NEXT:    sarl $7, %ecx
+; X32-SSE-NEXT:    movd %ecx, %xmm1
+; X32-SSE-NEXT:    sarl %edx
+; X32-SSE-NEXT:    movd %edx, %xmm2
+; X32-SSE-NEXT:    punpckldq {{.*#+}} xmm2 = xmm2[0],xmm1[0],xmm2[1],xmm1[1]
+; X32-SSE-NEXT:    punpckldq {{.*#+}} xmm0 = xmm0[0],xmm2[0],xmm0[1],xmm2[1]
+; X32-SSE-NEXT:    retl
   %shift = ashr <2 x i64> %a, <i64 1, i64 7>
   ret <2 x i64> %shift
 }
@@ -720,6 +1062,22 @@ define <4 x i32> @constant_shift_v4i32(<4 x i32> %a) {
 ; AVX2:       # BB#0:
 ; AVX2-NEXT:    vpsravd {{.*}}(%rip), %xmm0, %xmm0
 ; AVX2-NEXT:    retq
+;
+; X32-SSE-LABEL: constant_shift_v4i32:
+; X32-SSE:       # BB#0:
+; X32-SSE-NEXT:    movdqa %xmm0, %xmm1
+; X32-SSE-NEXT:    psrad $7, %xmm1
+; X32-SSE-NEXT:    movdqa %xmm0, %xmm2
+; X32-SSE-NEXT:    psrad $5, %xmm2
+; X32-SSE-NEXT:    movsd {{.*#+}} xmm1 = xmm2[0],xmm1[1]
+; X32-SSE-NEXT:    pshufd {{.*#+}} xmm1 = xmm1[1,3,2,3]
+; X32-SSE-NEXT:    movdqa %xmm0, %xmm2
+; X32-SSE-NEXT:    psrad $6, %xmm2
+; X32-SSE-NEXT:    psrad $4, %xmm0
+; X32-SSE-NEXT:    movsd {{.*#+}} xmm2 = xmm0[0],xmm2[1]
+; X32-SSE-NEXT:    pshufd {{.*#+}} xmm0 = xmm2[0,2,2,3]
+; X32-SSE-NEXT:    punpckldq {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1]
+; X32-SSE-NEXT:    retl
   %shift = ashr <4 x i32> %a, <i32 4, i32 5, i32 6, i32 7>
   ret <4 x i32> %shift
 }
@@ -789,6 +1147,23 @@ define <8 x i16> @constant_shift_v8i16(<8 x i16> %a) {
 ; AVX2-NEXT:    vpermq {{.*#+}} ymm0 = ymm0[0,2,2,3]
 ; AVX2-NEXT:    vzeroupper
 ; AVX2-NEXT:    retq
+;
+; X32-SSE-LABEL: constant_shift_v8i16:
+; X32-SSE:       # BB#0:
+; X32-SSE-NEXT:    movdqa %xmm0, %xmm1
+; X32-SSE-NEXT:    psraw $4, %xmm1
+; X32-SSE-NEXT:    movsd {{.*#+}} xmm1 = xmm0[0],xmm1[1]
+; X32-SSE-NEXT:    pshufd {{.*#+}} xmm2 = xmm1[0,2,2,3]
+; X32-SSE-NEXT:    psraw $2, %xmm1
+; X32-SSE-NEXT:    pshufd {{.*#+}} xmm0 = xmm1[1,3,2,3]
+; X32-SSE-NEXT:    punpckldq {{.*#+}} xmm2 = xmm2[0],xmm0[0],xmm2[1],xmm0[1]
+; X32-SSE-NEXT:    movdqa {{.*#+}} xmm0 = [65535,0,65535,0,65535,0,65535,0]
+; X32-SSE-NEXT:    movdqa %xmm2, %xmm1
+; X32-SSE-NEXT:    pand %xmm0, %xmm1
+; X32-SSE-NEXT:    psraw $1, %xmm2
+; X32-SSE-NEXT:    pandn %xmm2, %xmm0
+; X32-SSE-NEXT:    por %xmm1, %xmm0
+; X32-SSE-NEXT:    retl
   %shift = ashr <8 x i16> %a, <i16 0, i16 1, i16 2, i16 3, i16 4, i16 5, i16 6, i16 7>
   ret <8 x i16> %shift
 }
@@ -918,6 +1293,65 @@ define <16 x i8> @constant_shift_v16i8(<16 x i8> %a) {
 ; AVX-NEXT:    vpsrlw $8, %xmm0, %xmm0
 ; AVX-NEXT:    vpackuswb %xmm2, %xmm0, %xmm0
 ; AVX-NEXT:    retq
+;
+; X32-SSE-LABEL: constant_shift_v16i8:
+; X32-SSE:       # BB#0:
+; X32-SSE-NEXT:    punpckhbw {{.*#+}} xmm1 = xmm1[8],xmm0[8],xmm1[9],xmm0[9],xmm1[10],xmm0[10],xmm1[11],xmm0[11],xmm1[12],xmm0[12],xmm1[13],xmm0[13],xmm1[14],xmm0[14],xmm1[15],xmm0[15]
+; X32-SSE-NEXT:    movdqa {{.*#+}} xmm3 = [0,1,2,3,4,5,6,7,7,6,5,4,3,2,1,0]
+; X32-SSE-NEXT:    psllw $5, %xmm3
+; X32-SSE-NEXT:    punpckhbw {{.*#+}} xmm4 = xmm4[8],xmm3[8],xmm4[9],xmm3[9],xmm4[10],xmm3[10],xmm4[11],xmm3[11],xmm4[12],xmm3[12],xmm4[13],xmm3[13],xmm4[14],xmm3[14],xmm4[15],xmm3[15]
+; X32-SSE-NEXT:    pxor %xmm2, %xmm2
+; X32-SSE-NEXT:    pxor %xmm5, %xmm5
+; X32-SSE-NEXT:    pcmpgtw %xmm4, %xmm5
+; X32-SSE-NEXT:    movdqa %xmm5, %xmm6
+; X32-SSE-NEXT:    pandn %xmm1, %xmm6
+; X32-SSE-NEXT:    psraw $4, %xmm1
+; X32-SSE-NEXT:    pand %xmm5, %xmm1
+; X32-SSE-NEXT:    por %xmm6, %xmm1
+; X32-SSE-NEXT:    paddw %xmm4, %xmm4
+; X32-SSE-NEXT:    pxor %xmm5, %xmm5
+; X32-SSE-NEXT:    pcmpgtw %xmm4, %xmm5
+; X32-SSE-NEXT:    movdqa %xmm5, %xmm6
+; X32-SSE-NEXT:    pandn %xmm1, %xmm6
+; X32-SSE-NEXT:    psraw $2, %xmm1
+; X32-SSE-NEXT:    pand %xmm5, %xmm1
+; X32-SSE-NEXT:    por %xmm6, %xmm1
+; X32-SSE-NEXT:    paddw %xmm4, %xmm4
+; X32-SSE-NEXT:    pxor %xmm5, %xmm5
+; X32-SSE-NEXT:    pcmpgtw %xmm4, %xmm5
+; X32-SSE-NEXT:    movdqa %xmm5, %xmm4
+; X32-SSE-NEXT:    pandn %xmm1, %xmm4
+; X32-SSE-NEXT:    psraw $1, %xmm1
+; X32-SSE-NEXT:    pand %xmm5, %xmm1
+; X32-SSE-NEXT:    por %xmm4, %xmm1
+; X32-SSE-NEXT:    psrlw $8, %xmm1
+; X32-SSE-NEXT:    punpcklbw {{.*#+}} xmm0 = xmm0[0,0,1,1,2,2,3,3,4,4,5,5,6,6,7,7]
+; X32-SSE-NEXT:    punpcklbw {{.*#+}} xmm3 = xmm3[0,0,1,1,2,2,3,3,4,4,5,5,6,6,7,7]
+; X32-SSE-NEXT:    pxor %xmm4, %xmm4
+; X32-SSE-NEXT:    pcmpgtw %xmm3, %xmm4
+; X32-SSE-NEXT:    movdqa %xmm4, %xmm5
+; X32-SSE-NEXT:    pandn %xmm0, %xmm5
+; X32-SSE-NEXT:    psraw $4, %xmm0
+; X32-SSE-NEXT:    pand %xmm4, %xmm0
+; X32-SSE-NEXT:    por %xmm5, %xmm0
+; X32-SSE-NEXT:    paddw %xmm3, %xmm3
+; X32-SSE-NEXT:    pxor %xmm4, %xmm4
+; X32-SSE-NEXT:    pcmpgtw %xmm3, %xmm4
+; X32-SSE-NEXT:    movdqa %xmm4, %xmm5
+; X32-SSE-NEXT:    pandn %xmm0, %xmm5
+; X32-SSE-NEXT:    psraw $2, %xmm0
+; X32-SSE-NEXT:    pand %xmm4, %xmm0
+; X32-SSE-NEXT:    por %xmm5, %xmm0
+; X32-SSE-NEXT:    paddw %xmm3, %xmm3
+; X32-SSE-NEXT:    pcmpgtw %xmm3, %xmm2
+; X32-SSE-NEXT:    movdqa %xmm2, %xmm3
+; X32-SSE-NEXT:    pandn %xmm0, %xmm3
+; X32-SSE-NEXT:    psraw $1, %xmm0
+; X32-SSE-NEXT:    pand %xmm2, %xmm0
+; X32-SSE-NEXT:    por %xmm3, %xmm0
+; X32-SSE-NEXT:    psrlw $8, %xmm0
+; X32-SSE-NEXT:    packuswb %xmm1, %xmm0
+; X32-SSE-NEXT:    retl
   %shift = ashr <16 x i8> %a, <i8 0, i8 1, i8 2, i8 3, i8 4, i8 5, i8 6, i8 7, i8 7, i8 6, i8 5, i8 4, i8 3, i8 2, i8 1, i8 0>
   ret <16 x i8> %shift
 }
@@ -958,6 +1392,16 @@ define <2 x i64> @splatconstant_shift_v2i64(<2 x i64> %a) {
 ; AVX2-NEXT:    vpsrlq $7, %xmm0, %xmm0
 ; AVX2-NEXT:    vpblendd {{.*#+}} xmm0 = xmm0[0],xmm1[1],xmm0[2],xmm1[3]
 ; AVX2-NEXT:    retq
+;
+; X32-SSE-LABEL: splatconstant_shift_v2i64:
+; X32-SSE:       # BB#0:
+; X32-SSE-NEXT:    movdqa %xmm0, %xmm1
+; X32-SSE-NEXT:    psrad $7, %xmm1
+; X32-SSE-NEXT:    pshufd {{.*#+}} xmm1 = xmm1[1,3,2,3]
+; X32-SSE-NEXT:    psrlq $7, %xmm0
+; X32-SSE-NEXT:    pshufd {{.*#+}} xmm0 = xmm0[0,2,2,3]
+; X32-SSE-NEXT:    punpckldq {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1]
+; X32-SSE-NEXT:    retl
   %shift = ashr <2 x i64> %a, <i64 7, i64 7>
   ret <2 x i64> %shift
 }
@@ -972,6 +1416,11 @@ define <4 x i32> @splatconstant_shift_v4i32(<4 x i32> %a) {
 ; AVX:       # BB#0:
 ; AVX-NEXT:    vpsrad $5, %xmm0, %xmm0
 ; AVX-NEXT:    retq
+;
+; X32-SSE-LABEL: splatconstant_shift_v4i32:
+; X32-SSE:       # BB#0:
+; X32-SSE-NEXT:    psrad $5, %xmm0
+; X32-SSE-NEXT:    retl
   %shift = ashr <4 x i32> %a, <i32 5, i32 5, i32 5, i32 5>
   ret <4 x i32> %shift
 }
@@ -986,6 +1435,11 @@ define <8 x i16> @splatconstant_shift_v8i16(<8 x i16> %a) {
 ; AVX:       # BB#0:
 ; AVX-NEXT:    vpsraw $3, %xmm0, %xmm0
 ; AVX-NEXT:    retq
+;
+; X32-SSE-LABEL: splatconstant_shift_v8i16:
+; X32-SSE:       # BB#0:
+; X32-SSE-NEXT:    psraw $3, %xmm0
+; X32-SSE-NEXT:    retl
   %shift = ashr <8 x i16> %a, <i16 3, i16 3, i16 3, i16 3, i16 3, i16 3, i16 3, i16 3>
   ret <8 x i16> %shift
 }
@@ -1008,6 +1462,15 @@ define <16 x i8> @splatconstant_shift_v16i8(<16 x i8> %a) {
 ; AVX-NEXT:    vpxor %xmm1, %xmm0, %xmm0
 ; AVX-NEXT:    vpsubb %xmm1, %xmm0, %xmm0
 ; AVX-NEXT:    retq
+;
+; X32-SSE-LABEL: splatconstant_shift_v16i8:
+; X32-SSE:       # BB#0:
+; X32-SSE-NEXT:    psrlw $3, %xmm0
+; X32-SSE-NEXT:    pand .LCPI15_0, %xmm0
+; X32-SSE-NEXT:    movdqa {{.*#+}} xmm1 = [16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16]
+; X32-SSE-NEXT:    pxor %xmm1, %xmm0
+; X32-SSE-NEXT:    psubb %xmm1, %xmm0
+; X32-SSE-NEXT:    retl
   %shift = ashr <16 x i8> %a, <i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3>
   ret <16 x i8> %shift
 }
diff --git a/test/CodeGen/X86/vector-shift-lshr-128.ll b/test/CodeGen/X86/vector-shift-lshr-128.ll
index ca55800e271..b10953c34c1 100644
--- a/test/CodeGen/X86/vector-shift-lshr-128.ll
+++ b/test/CodeGen/X86/vector-shift-lshr-128.ll
@@ -2,6 +2,9 @@
 ; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mcpu=x86-64 -mattr=+sse4.1 | FileCheck %s --check-prefix=ALL --check-prefix=SSE --check-prefix=SSE41
 ; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mcpu=x86-64 -mattr=+avx | FileCheck %s --check-prefix=ALL --check-prefix=AVX --check-prefix=AVX1
 ; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mcpu=x86-64 -mattr=+avx2 | FileCheck %s --check-prefix=ALL --check-prefix=AVX --check-prefix=AVX2
+;
+; Just one 32-bit run to make sure we do reasonable things for i64 shifts.
+; RUN: llc < %s -mtriple=i686-unknown-unknown -mcpu=x86-64 | FileCheck %s --check-prefix=ALL --check-prefix=X32-SSE --check-prefix=X32-SSE2
 
 ;
 ; Variable Shifts
@@ -39,6 +42,17 @@ define <2 x i64> @var_shift_v2i64(<2 x i64> %a, <2 x i64> %b) {
 ; AVX2:       # BB#0:
 ; AVX2-NEXT:    vpsrlvq %xmm1, %xmm0, %xmm0
 ; AVX2-NEXT:    retq
+;
+; X32-SSE-LABEL: var_shift_v2i64:
+; X32-SSE:       # BB#0:
+; X32-SSE-NEXT:    pshufd {{.*#+}} xmm3 = xmm1[2,3,0,1]
+; X32-SSE-NEXT:    movdqa %xmm0, %xmm2
+; X32-SSE-NEXT:    psrlq %xmm3, %xmm2
+; X32-SSE-NEXT:    movq {{.*#+}} xmm1 = xmm1[0],zero
+; X32-SSE-NEXT:    psrlq %xmm1, %xmm0
+; X32-SSE-NEXT:    movsd {{.*#+}} xmm2 = xmm0[0],xmm2[1]
+; X32-SSE-NEXT:    movapd %xmm2, %xmm0
+; X32-SSE-NEXT:    retl
   %shift = lshr <2 x i64> %a, %b
   ret <2 x i64> %shift
 }
@@ -109,6 +123,30 @@ define <4 x i32> @var_shift_v4i32(<4 x i32> %a, <4 x i32> %b) {
 ; AVX2:       # BB#0:
 ; AVX2-NEXT:    vpsrlvd %xmm1, %xmm0, %xmm0
 ; AVX2-NEXT:    retq
+;
+; X32-SSE-LABEL: var_shift_v4i32:
+; X32-SSE:       # BB#0:
+; X32-SSE-NEXT:    movdqa %xmm1, %xmm2
+; X32-SSE-NEXT:    psrldq {{.*#+}} xmm2 = xmm2[12,13,14,15],zero,zero,zero,zero,zero,zero,zero,zero,zero,zero,zero,zero
+; X32-SSE-NEXT:    movdqa %xmm0, %xmm3
+; X32-SSE-NEXT:    psrld %xmm2, %xmm3
+; X32-SSE-NEXT:    movdqa %xmm1, %xmm2
+; X32-SSE-NEXT:    psrlq $32, %xmm2
+; X32-SSE-NEXT:    movdqa %xmm0, %xmm4
+; X32-SSE-NEXT:    psrld %xmm2, %xmm4
+; X32-SSE-NEXT:    movsd {{.*#+}} xmm3 = xmm4[0],xmm3[1]
+; X32-SSE-NEXT:    pshufd {{.*#+}} xmm2 = xmm3[1,3,2,3]
+; X32-SSE-NEXT:    pxor %xmm3, %xmm3
+; X32-SSE-NEXT:    movdqa %xmm1, %xmm4
+; X32-SSE-NEXT:    punpckhdq {{.*#+}} xmm4 = xmm4[2],xmm3[2],xmm4[3],xmm3[3]
+; X32-SSE-NEXT:    movdqa %xmm0, %xmm5
+; X32-SSE-NEXT:    psrld %xmm4, %xmm5
+; X32-SSE-NEXT:    punpckldq {{.*#+}} xmm1 = xmm1[0],xmm3[0],xmm1[1],xmm3[1]
+; X32-SSE-NEXT:    psrld %xmm1, %xmm0
+; X32-SSE-NEXT:    movsd {{.*#+}} xmm5 = xmm0[0],xmm5[1]
+; X32-SSE-NEXT:    pshufd {{.*#+}} xmm0 = xmm5[0,2,2,3]
+; X32-SSE-NEXT:    punpckldq {{.*#+}} xmm0 = xmm0[0],xmm2[0],xmm0[1],xmm2[1]
+; X32-SSE-NEXT:    retl
   %shift = lshr <4 x i32> %a, %b
   ret <4 x i32> %shift
 }
@@ -206,6 +244,41 @@ define <8 x i16> @var_shift_v8i16(<8 x i16> %a, <8 x i16> %b) {
 ; AVX2-NEXT:    vpermq {{.*#+}} ymm0 = ymm0[0,2,2,3]
 ; AVX2-NEXT:    vzeroupper
 ; AVX2-NEXT:    retq
+;
+; X32-SSE-LABEL: var_shift_v8i16:
+; X32-SSE:       # BB#0:
+; X32-SSE-NEXT:    psllw $12, %xmm1
+; X32-SSE-NEXT:    movdqa %xmm1, %xmm2
+; X32-SSE-NEXT:    psraw $15, %xmm2
+; X32-SSE-NEXT:    movdqa %xmm2, %xmm3
+; X32-SSE-NEXT:    pandn %xmm0, %xmm3
+; X32-SSE-NEXT:    psrlw $8, %xmm0
+; X32-SSE-NEXT:    pand %xmm2, %xmm0
+; X32-SSE-NEXT:    por %xmm3, %xmm0
+; X32-SSE-NEXT:    paddw %xmm1, %xmm1
+; X32-SSE-NEXT:    movdqa %xmm1, %xmm2
+; X32-SSE-NEXT:    psraw $15, %xmm2
+; X32-SSE-NEXT:    movdqa %xmm2, %xmm3
+; X32-SSE-NEXT:    pandn %xmm0, %xmm3
+; X32-SSE-NEXT:    psrlw $4, %xmm0
+; X32-SSE-NEXT:    pand %xmm2, %xmm0
+; X32-SSE-NEXT:    por %xmm3, %xmm0
+; X32-SSE-NEXT:    paddw %xmm1, %xmm1
+; X32-SSE-NEXT:    movdqa %xmm1, %xmm2
+; X32-SSE-NEXT:    psraw $15, %xmm2
+; X32-SSE-NEXT:    movdqa %xmm2, %xmm3
+; X32-SSE-NEXT:    pandn %xmm0, %xmm3
+; X32-SSE-NEXT:    psrlw $2, %xmm0
+; X32-SSE-NEXT:    pand %xmm2, %xmm0
+; X32-SSE-NEXT:    por %xmm3, %xmm0
+; X32-SSE-NEXT:    paddw %xmm1, %xmm1
+; X32-SSE-NEXT:    psraw $15, %xmm1
+; X32-SSE-NEXT:    movdqa %xmm1, %xmm2
+; X32-SSE-NEXT:    pandn %xmm0, %xmm2
+; X32-SSE-NEXT:    psrlw $1, %xmm0
+; X32-SSE-NEXT:    pand %xmm1, %xmm0
+; X32-SSE-NEXT:    por %xmm2, %xmm0
+; X32-SSE-NEXT:    retl
   %shift = lshr <8 x i16> %a, %b
   ret <8 x i16> %shift
 }
@@ -281,6 +354,37 @@ define <16 x i8> @var_shift_v16i8(<16 x i8> %a, <16 x i8> %b) {
 ; AVX-NEXT:    vpaddb %xmm1, %xmm1, %xmm1
 ; AVX-NEXT:    vpblendvb %xmm1, %xmm2, %xmm0, %xmm0
 ; AVX-NEXT:    retq
+;
+; X32-SSE-LABEL: var_shift_v16i8:
+; X32-SSE:       # BB#0:
+; X32-SSE-NEXT:    psllw $5, %xmm1
+; X32-SSE-NEXT:    pxor %xmm2, %xmm2
+; X32-SSE-NEXT:    pxor %xmm3, %xmm3
+; X32-SSE-NEXT:    pcmpgtb %xmm1, %xmm3
+; X32-SSE-NEXT:    movdqa %xmm3, %xmm4
+; X32-SSE-NEXT:    pandn %xmm0, %xmm4
+; X32-SSE-NEXT:    psrlw $4, %xmm0
+; X32-SSE-NEXT:    pand .LCPI3_0, %xmm0
+; X32-SSE-NEXT:    pand %xmm3, %xmm0
+; X32-SSE-NEXT:    por %xmm4, %xmm0
+; X32-SSE-NEXT:    paddb %xmm1, %xmm1
+; X32-SSE-NEXT:    pxor %xmm3, %xmm3
+; X32-SSE-NEXT:    pcmpgtb %xmm1, %xmm3
+; X32-SSE-NEXT:    movdqa %xmm3, %xmm4
+; X32-SSE-NEXT:    pandn %xmm0, %xmm4
+; X32-SSE-NEXT:    psrlw $2, %xmm0
+; X32-SSE-NEXT:    pand .LCPI3_1, %xmm0
+; X32-SSE-NEXT:    pand %xmm3, %xmm0
+; X32-SSE-NEXT:    por %xmm4, %xmm0
+; X32-SSE-NEXT:    paddb %xmm1, %xmm1
+; X32-SSE-NEXT:    pcmpgtb %xmm1, %xmm2
+; X32-SSE-NEXT:    movdqa %xmm2, %xmm1
+; X32-SSE-NEXT:    pandn %xmm0, %xmm1
+; X32-SSE-NEXT:    psrlw $1, %xmm0
+; X32-SSE-NEXT:    pand .LCPI3_2, %xmm0
+; X32-SSE-NEXT:    pand %xmm2, %xmm0
+; X32-SSE-NEXT:    por %xmm1, %xmm0
+; X32-SSE-NEXT:    retl
   %shift = lshr <16 x i8> %a, %b
   ret <16 x i8> %shift
 }
@@ -299,6 +403,12 @@ define <2 x i64> @splatvar_shift_v2i64(<2 x i64> %a, <2 x i64> %b) {
 ; AVX:       # BB#0:
 ; AVX-NEXT:    vpsrlq %xmm1, %xmm0, %xmm0
 ; AVX-NEXT:    retq
+;
+; X32-SSE-LABEL: splatvar_shift_v2i64:
+; X32-SSE:       # BB#0:
+; X32-SSE-NEXT:    movq {{.*#+}} xmm1 = xmm1[0],zero
+; X32-SSE-NEXT:    psrlq %xmm1, %xmm0
+; X32-SSE-NEXT:    retl
   %splat = shufflevector <2 x i64> %b, <2 x i64> undef, <2 x i32> zeroinitializer
   %shift = lshr <2 x i64> %a, %splat
   ret <2 x i64> %shift
@@ -325,6 +435,13 @@ define <4 x i32> @splatvar_shift_v4i32(<4 x i32> %a, <4 x i32> %b) {
 ; AVX-NEXT:    vpblendw {{.*#+}} xmm1 = xmm1[0,1],xmm2[2,3,4,5,6,7]
 ; AVX-NEXT:    vpsrld %xmm1, %xmm0, %xmm0
 ; AVX-NEXT:    retq
+;
+; X32-SSE-LABEL: splatvar_shift_v4i32:
+; X32-SSE:       # BB#0:
+; X32-SSE-NEXT:    xorps %xmm2, %xmm2
+; X32-SSE-NEXT:    movss {{.*#+}} xmm2 = xmm1[0],xmm2[1,2,3]
+; X32-SSE-NEXT:    psrld %xmm2, %xmm0
+; X32-SSE-NEXT:    retl
   %splat = shufflevector <4 x i32> %b, <4 x i32> undef, <4 x i32> zeroinitializer
   %shift = lshr <4 x i32> %a, %splat
   ret <4 x i32> %shift
@@ -352,6 +469,14 @@ define <8 x i16> @splatvar_shift_v8i16(<8 x i16> %a, <8 x i16> %b) {
 ; AVX-NEXT:    vpblendw {{.*#+}} xmm1 = xmm1[0],xmm2[1,2,3,4,5,6,7]
 ; AVX-NEXT:    vpsrlw %xmm1, %xmm0, %xmm0
 ; AVX-NEXT:    retq
+;
+; X32-SSE-LABEL: splatvar_shift_v8i16:
+; X32-SSE:       # BB#0:
+; X32-SSE-NEXT:    movd %xmm1, %eax
+; X32-SSE-NEXT:    movzwl %ax, %eax
+; X32-SSE-NEXT:    movd %eax, %xmm1
+; X32-SSE-NEXT:    psrlw %xmm1, %xmm0
+; X32-SSE-NEXT:    retl
   %splat = shufflevector <8 x i16> %b, <8 x i16> undef, <8 x i32> zeroinitializer
   %shift = lshr <8 x i16> %a, %splat
   ret <8 x i16> %shift
@@ -454,6 +579,41 @@ define <16 x i8> @splatvar_shift_v16i8(<16 x i8> %a, <16 x i8> %b) {
 ; AVX2-NEXT:    vpaddb %xmm1, %xmm1, %xmm1
 ; AVX2-NEXT:    vpblendvb %xmm1, %xmm2, %xmm0, %xmm0
 ; AVX2-NEXT:    retq
+;
+; X32-SSE-LABEL: splatvar_shift_v16i8:
+; X32-SSE:       # BB#0:
+; X32-SSE-NEXT:    punpcklbw {{.*#+}} xmm1 = xmm1[0,0,1,1,2,2,3,3,4,4,5,5,6,6,7,7]
+; X32-SSE-NEXT:    pshufd {{.*#+}} xmm1 = xmm1[0,1,0,3]
+; X32-SSE-NEXT:    pshuflw {{.*#+}} xmm1 = xmm1[0,0,0,0,4,5,6,7]
+; X32-SSE-NEXT:    pshufhw {{.*#+}} xmm2 = xmm1[0,1,2,3,4,4,4,4]
+; X32-SSE-NEXT:    psllw $5, %xmm2
+; X32-SSE-NEXT:    pxor %xmm1, %xmm1
+; X32-SSE-NEXT:    pxor %xmm3, %xmm3
+; X32-SSE-NEXT:    pcmpgtb %xmm2, %xmm3
+; X32-SSE-NEXT:    movdqa %xmm3, %xmm4
+; X32-SSE-NEXT:    pandn %xmm0, %xmm4
+; X32-SSE-NEXT:    psrlw $4, %xmm0
+; X32-SSE-NEXT:    pand .LCPI7_0, %xmm0
+; X32-SSE-NEXT:    pand %xmm3, %xmm0
+; X32-SSE-NEXT:    por %xmm4, %xmm0
+; X32-SSE-NEXT:    paddb %xmm2, %xmm2
+; X32-SSE-NEXT:    pxor %xmm3, %xmm3
+; X32-SSE-NEXT:    pcmpgtb %xmm2, %xmm3
+; X32-SSE-NEXT:    movdqa %xmm3, %xmm4
+; X32-SSE-NEXT:    pandn %xmm0, %xmm4
+; X32-SSE-NEXT:    psrlw $2, %xmm0
+; X32-SSE-NEXT:    pand .LCPI7_1, %xmm0
+; X32-SSE-NEXT:    pand %xmm3, %xmm0
+; X32-SSE-NEXT:    por %xmm4, %xmm0
+; X32-SSE-NEXT:    paddb %xmm2, %xmm2
+; X32-SSE-NEXT:    pcmpgtb %xmm2, %xmm1
+; X32-SSE-NEXT:    movdqa %xmm1, %xmm2
+; X32-SSE-NEXT:    pandn %xmm0, %xmm2
+; X32-SSE-NEXT:    psrlw $1, %xmm0
+; X32-SSE-NEXT:    pand .LCPI7_2, %xmm0
+; X32-SSE-NEXT:    pand %xmm1, %xmm0
+; X32-SSE-NEXT:    por %xmm2, %xmm0
+; X32-SSE-NEXT:    retl
   %splat = shufflevector <16 x i8> %b, <16 x i8> undef, <16 x i32> zeroinitializer
   %shift = lshr <16 x i8> %a, %splat
   ret <16 x i8> %shift
@@ -492,6 +652,19 @@ define <2 x i64> @constant_shift_v2i64(<2 x i64> %a) {
 ; AVX2:       # BB#0:
 ; AVX2-NEXT:    vpsrlvq {{.*}}(%rip), %xmm0, %xmm0
 ; AVX2-NEXT:    retq
+;
+; X32-SSE-LABEL: constant_shift_v2i64:
+; X32-SSE:       # BB#0:
+; X32-SSE-NEXT:    movl $7, %eax
+; X32-SSE-NEXT:    movd %eax, %xmm2
+; X32-SSE-NEXT:    movdqa %xmm0, %xmm1
+; X32-SSE-NEXT:    psrlq %xmm2, %xmm1
+; X32-SSE-NEXT:    movl $1, %eax
+; X32-SSE-NEXT:    movd %eax, %xmm2
+; X32-SSE-NEXT:    psrlq %xmm2, %xmm0
+; X32-SSE-NEXT:    movsd {{.*#+}} xmm1 = xmm0[0],xmm1[1]
+; X32-SSE-NEXT:    movapd %xmm1, %xmm0
+; X32-SSE-NEXT:    retl
   %shift = lshr <2 x i64> %a, <i64 1, i64 7>
   ret <2 x i64> %shift
 }
@@ -499,49 +672,65 @@ define <2 x i64> @constant_shift_v2i64(<2 x i64> %a) {
 define <4 x i32> @constant_shift_v4i32(<4 x i32> %a) {
 ; SSE2-LABEL: constant_shift_v4i32:
 ; SSE2:       # BB#0:
-; SSE2-NEXT:  movdqa  %xmm0, %xmm1
-; SSE2-NEXT:  psrld   $7, %xmm1
-; SSE2-NEXT:  movdqa  %xmm0, %xmm2
-; SSE2-NEXT:  psrld   $5, %xmm2
-; SSE2-NEXT:  movsd   {{.*#+}} xmm1 = xmm2[0],xmm1[1]
-; SSE2-NEXT:  pshufd  {{.*#+}} xmm1 = xmm1[1,3,2,3]
-; SSE2-NEXT:  movdqa  %xmm0, %xmm2
-; SSE2-NEXT:  psrld   $6, %xmm2
-; SSE2-NEXT:  psrld   $4, %xmm0
-; SSE2-NEXT:  movsd   {{.*#+}} xmm2 = xmm0[0],xmm2[1]
-; SSE2-NEXT:  pshufd  {{.*#+}} xmm0 = xmm2[0,2,2,3]
-; SSE2-NEXT:  punpckldq {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1]
-; SSE2-NEXT:  retq
+; SSE2-NEXT:    movdqa %xmm0, %xmm1
+; SSE2-NEXT:    psrld $7, %xmm1
+; SSE2-NEXT:    movdqa %xmm0, %xmm2
+; SSE2-NEXT:    psrld $5, %xmm2
+; SSE2-NEXT:    movsd {{.*#+}} xmm1 = xmm2[0],xmm1[1]
+; SSE2-NEXT:    pshufd {{.*#+}} xmm1 = xmm1[1,3,2,3]
+; SSE2-NEXT:    movdqa %xmm0, %xmm2
+; SSE2-NEXT:    psrld $6, %xmm2
+; SSE2-NEXT:    psrld $4, %xmm0
+; SSE2-NEXT:    movsd {{.*#+}} xmm2 = xmm0[0],xmm2[1]
+; SSE2-NEXT:    pshufd {{.*#+}} xmm0 = xmm2[0,2,2,3]
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1]
+; SSE2-NEXT:    retq
 ;
 ; SSE41-LABEL: constant_shift_v4i32:
-; SSE41:    # BB#0:
-; SSE41-NEXT:  movdqa %xmm0, %xmm1
-; SSE41-NEXT:  psrld  $7, %xmm1
-; SSE41-NEXT:  movdqa %xmm0, %xmm2
-; SSE41-NEXT:  psrld  $5, %xmm2
-; SSE41-NEXT:  pblendw {{.*#+}} xmm2 = xmm2[0,1,2,3],xmm1[4,5,6,7]
-; SSE41-NEXT:  movdqa %xmm0, %xmm1
-; SSE41-NEXT:  psrld  $6, %xmm1
-; SSE41-NEXT:  psrld  $4, %xmm0
-; SSE41-NEXT:  pblendw {{.*#+}} xmm0 = xmm0[0,1,2,3],xmm1[4,5,6,7]
-; SSE41-NEXT:  pblendw {{.*#+}} xmm0 = xmm0[0,1],xmm2[2,3],xmm0[4,5],xmm2[6,7]
-; SSE41-NEXT:  retq
+; SSE41:       # BB#0:
+; SSE41-NEXT:    movdqa %xmm0, %xmm1
+; SSE41-NEXT:    psrld $7, %xmm1
+; SSE41-NEXT:    movdqa %xmm0, %xmm2
+; SSE41-NEXT:    psrld $5, %xmm2
+; SSE41-NEXT:    pblendw {{.*#+}} xmm2 = xmm2[0,1,2,3],xmm1[4,5,6,7]
+; SSE41-NEXT:    movdqa %xmm0, %xmm1
+; SSE41-NEXT:    psrld $6, %xmm1
+; SSE41-NEXT:    psrld $4, %xmm0
+; SSE41-NEXT:    pblendw {{.*#+}} xmm0 = xmm0[0,1,2,3],xmm1[4,5,6,7]
+; SSE41-NEXT:    pblendw {{.*#+}} xmm0 = xmm0[0,1],xmm2[2,3],xmm0[4,5],xmm2[6,7]
+; SSE41-NEXT:    retq
 ;
 ; AVX1-LABEL: constant_shift_v4i32:
-; AVX1:    # BB#0:
-; AVX1-NEXT:  vpsrld  $7, %xmm0, %xmm1
-; AVX1-NEXT:  vpsrld  $5, %xmm0, %xmm2
-; AVX1-NEXT:  vpblendw {{.*#+}} xmm1 = xmm2[0,1,2,3],xmm1[4,5,6,7]
-; AVX1-NEXT:  vpsrld  $6, %xmm0, %xmm2
-; AVX1-NEXT:  vpsrld  $4, %xmm0, %xmm0
-; AVX1-NEXT:  vpblendw {{.*#+}} xmm0 = xmm0[0,1,2,3],xmm2[4,5,6,7]
-; AVX1-NEXT:  vpblendw {{.*#+}} xmm0 = xmm0[0,1],xmm1[2,3],xmm0[4,5],xmm1[6,7]
-; AVX1-NEXT:  retq
+; AVX1:       # BB#0:
+; AVX1-NEXT:    vpsrld $7, %xmm0, %xmm1
+; AVX1-NEXT:    vpsrld $5, %xmm0, %xmm2
+; AVX1-NEXT:    vpblendw {{.*#+}} xmm1 = xmm2[0,1,2,3],xmm1[4,5,6,7]
+; AVX1-NEXT:    vpsrld $6, %xmm0, %xmm2
+; AVX1-NEXT:    vpsrld $4, %xmm0, %xmm0
+; AVX1-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0,1,2,3],xmm2[4,5,6,7]
+; AVX1-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0,1],xmm1[2,3],xmm0[4,5],xmm1[6,7]
+; AVX1-NEXT:    retq
 ;
 ; AVX2-LABEL: constant_shift_v4i32:
 ; AVX2:       # BB#0:
 ; AVX2-NEXT:    vpsrlvd {{.*}}(%rip), %xmm0, %xmm0
 ; AVX2-NEXT:    retq
+;
+; X32-SSE-LABEL: constant_shift_v4i32:
+; X32-SSE:       # BB#0:
+; X32-SSE-NEXT:    movdqa %xmm0, %xmm1
+; X32-SSE-NEXT:    psrld $7, %xmm1
+; X32-SSE-NEXT:    movdqa %xmm0, %xmm2
+; X32-SSE-NEXT:    psrld $5, %xmm2
+; X32-SSE-NEXT:    movsd {{.*#+}} xmm1 = xmm2[0],xmm1[1]
+; X32-SSE-NEXT:    pshufd {{.*#+}} xmm1 = xmm1[1,3,2,3]
+; X32-SSE-NEXT:    movdqa %xmm0, %xmm2
+; X32-SSE-NEXT:    psrld $6, %xmm2
+; X32-SSE-NEXT:    psrld $4, %xmm0
+; X32-SSE-NEXT:    movsd {{.*#+}} xmm2 = xmm0[0],xmm2[1]
+; X32-SSE-NEXT:    pshufd {{.*#+}} xmm0 = xmm2[0,2,2,3]
+; X32-SSE-NEXT:    punpckldq {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1]
+; X32-SSE-NEXT:    retl
   %shift = lshr <4 x i32> %a, <i32 4, i32 5, i32 6, i32 7>
   ret <4 x i32> %shift
 }
@@ -611,6 +800,23 @@ define <8 x i16> @constant_shift_v8i16(<8 x i16> %a) {
 ; AVX2-NEXT:    vpermq {{.*#+}} ymm0 = ymm0[0,2,2,3]
 ; AVX2-NEXT:    vzeroupper
 ; AVX2-NEXT:    retq
+;
+; X32-SSE-LABEL: constant_shift_v8i16:
+; X32-SSE:       # BB#0:
+; X32-SSE-NEXT:    movdqa %xmm0, %xmm1
+; X32-SSE-NEXT:    psrlw $4, %xmm1
+; X32-SSE-NEXT:    movsd {{.*#+}} xmm1 = xmm0[0],xmm1[1]
+; X32-SSE-NEXT:    pshufd {{.*#+}} xmm2 = xmm1[0,2,2,3]
+; X32-SSE-NEXT:    psrlw $2, %xmm1
+; X32-SSE-NEXT:    pshufd {{.*#+}} xmm0 = xmm1[1,3,2,3]
+; X32-SSE-NEXT:    punpckldq {{.*#+}} xmm2 = xmm2[0],xmm0[0],xmm2[1],xmm0[1]
+; X32-SSE-NEXT:    movdqa {{.*#+}} xmm0 = [65535,0,65535,0,65535,0,65535,0]
+; X32-SSE-NEXT:    movdqa %xmm2, %xmm1
+; X32-SSE-NEXT:    pand %xmm0, %xmm1
+; X32-SSE-NEXT:    psrlw $1, %xmm2
+; X32-SSE-NEXT:    pandn %xmm2, %xmm0
+; X32-SSE-NEXT:    por %xmm1, %xmm0
+; X32-SSE-NEXT:    retl
   %shift = lshr <8 x i16> %a, <i16 0, i16 1, i16 2, i16 3, i16 4, i16 5, i16 6, i16 7>
   ret <8 x i16> %shift
 }
@@ -686,6 +892,38 @@ define <16 x i8> @constant_shift_v16i8(<16 x i8> %a) {
 ; AVX-NEXT:    vpaddb %xmm1, %xmm1, %xmm1
 ; AVX-NEXT:    vpblendvb %xmm1, %xmm2, %xmm0, %xmm0
 ; AVX-NEXT:    retq
+;
+; X32-SSE-LABEL: constant_shift_v16i8:
+; X32-SSE:       # BB#0:
+; X32-SSE-NEXT:    movdqa {{.*#+}} xmm2 = [0,1,2,3,4,5,6,7,7,6,5,4,3,2,1,0]
+; X32-SSE-NEXT:    psllw $5, %xmm2
+; X32-SSE-NEXT:    pxor %xmm1, %xmm1
+; X32-SSE-NEXT:    pxor %xmm3, %xmm3
+; X32-SSE-NEXT:    pcmpgtb %xmm2, %xmm3
+; X32-SSE-NEXT:    movdqa %xmm3, %xmm4
+; X32-SSE-NEXT:    pandn %xmm0, %xmm4
+; X32-SSE-NEXT:    psrlw $4, %xmm0
+; X32-SSE-NEXT:    pand .LCPI11_1, %xmm0
+; X32-SSE-NEXT:    pand %xmm3, %xmm0
+; X32-SSE-NEXT:    por %xmm4, %xmm0
+; X32-SSE-NEXT:    paddb %xmm2, %xmm2
+; X32-SSE-NEXT:    pxor %xmm3, %xmm3
+; X32-SSE-NEXT:    pcmpgtb %xmm2, %xmm3
+; X32-SSE-NEXT:    movdqa %xmm3, %xmm4
+; X32-SSE-NEXT:    pandn %xmm0, %xmm4
+; X32-SSE-NEXT:    psrlw $2, %xmm0
+; X32-SSE-NEXT:    pand .LCPI11_2, %xmm0
+; X32-SSE-NEXT:    pand %xmm3, %xmm0
+; X32-SSE-NEXT:    por %xmm4, %xmm0
+; X32-SSE-NEXT:    paddb %xmm2, %xmm2
+; X32-SSE-NEXT:    pcmpgtb %xmm2, %xmm1
+; X32-SSE-NEXT:    movdqa %xmm1, %xmm2
+; X32-SSE-NEXT:    pandn %xmm0, %xmm2
+; X32-SSE-NEXT:    psrlw $1, %xmm0
+; X32-SSE-NEXT:    pand .LCPI11_3, %xmm0
+; X32-SSE-NEXT:    pand %xmm1, %xmm0
+; X32-SSE-NEXT:    por %xmm2, %xmm0
+; X32-SSE-NEXT:    retl
   %shift = lshr <16 x i8> %a, <i8 0, i8 1, i8 2, i8 3, i8 4, i8 5, i8 6, i8 7, i8 7, i8 6, i8 5, i8 4, i8 3, i8 2, i8 1, i8 0>
   ret <16 x i8> %shift
 }
@@ -704,6 +942,11 @@ define <2 x i64> @splatconstant_shift_v2i64(<2 x i64> %a) {
 ; AVX:       # BB#0:
 ; AVX-NEXT:    vpsrlq $7, %xmm0, %xmm0
 ; AVX-NEXT:    retq
+;
+; X32-SSE-LABEL: splatconstant_shift_v2i64:
+; X32-SSE:       # BB#0:
+; X32-SSE-NEXT:    psrlq $7, %xmm0
+; X32-SSE-NEXT:    retl
   %shift = lshr <2 x i64> %a, <i64 7, i64 7>
   ret <2 x i64> %shift
 }
@@ -718,6 +961,11 @@ define <4 x i32> @splatconstant_shift_v4i32(<4 x i32> %a) {
 ; AVX:       # BB#0:
 ; AVX-NEXT:    vpsrld $5, %xmm0, %xmm0
 ; AVX-NEXT:    retq
+;
+; X32-SSE-LABEL: splatconstant_shift_v4i32:
+; X32-SSE:       # BB#0:
+; X32-SSE-NEXT:    psrld $5, %xmm0
+; X32-SSE-NEXT:    retl
   %shift = lshr <4 x i32> %a, <i32 5, i32 5, i32 5, i32 5>
   ret <4 x i32> %shift
 }
@@ -732,6 +980,11 @@ define <8 x i16> @splatconstant_shift_v8i16(<8 x i16> %a) {
 ; AVX:       # BB#0:
 ; AVX-NEXT:    vpsrlw $3, %xmm0, %xmm0
 ; AVX-NEXT:    retq
+;
+; X32-SSE-LABEL: splatconstant_shift_v8i16:
+; X32-SSE:       # BB#0:
+; X32-SSE-NEXT:    psrlw $3, %xmm0
+; X32-SSE-NEXT:    retl
   %shift = lshr <8 x i16> %a, <i16 3, i16 3, i16 3, i16 3, i16 3, i16 3, i16 3, i16 3>
   ret <8 x i16> %shift
 }
@@ -748,6 +1001,12 @@ define <16 x i8> @splatconstant_shift_v16i8(<16 x i8> %a) {
 ; AVX-NEXT:    vpsrlw $3, %xmm0, %xmm0
 ; AVX-NEXT:    vpand {{.*}}(%rip), %xmm0, %xmm0
 ; AVX-NEXT:    retq
+;
+; X32-SSE-LABEL: splatconstant_shift_v16i8:
+; X32-SSE:       # BB#0:
+; X32-SSE-NEXT:    psrlw $3, %xmm0
+; X32-SSE-NEXT:    pand .LCPI15_0, %xmm0
+; X32-SSE-NEXT:    retl
   %shift = lshr <16 x i8> %a, <i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3>
   ret <16 x i8> %shift
 }
diff --git a/test/CodeGen/X86/vector-shift-shl-128.ll b/test/CodeGen/X86/vector-shift-shl-128.ll
index 6dbd9eab2a7..69ca71a001b 100644
--- a/test/CodeGen/X86/vector-shift-shl-128.ll
+++ b/test/CodeGen/X86/vector-shift-shl-128.ll
@@ -2,6 +2,9 @@
 ; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mcpu=x86-64 -mattr=+sse4.1 | FileCheck %s --check-prefix=ALL --check-prefix=SSE --check-prefix=SSE41
 ; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mcpu=x86-64 -mattr=+avx | FileCheck %s --check-prefix=ALL --check-prefix=AVX --check-prefix=AVX1
 ; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mcpu=x86-64 -mattr=+avx2 | FileCheck %s --check-prefix=ALL --check-prefix=AVX --check-prefix=AVX2
+;
+; Just one 32-bit run to make sure we do reasonable things for i64 shifts.
+; RUN: llc < %s -mtriple=i686-unknown-unknown -mcpu=x86-64 | FileCheck %s --check-prefix=ALL --check-prefix=X32-SSE --check-prefix=X32-SSE2
 
 ;
 ; Variable Shifts
@@ -39,6 +42,17 @@ define <2 x i64> @var_shift_v2i64(<2 x i64> %a, <2 x i64> %b) {
 ; AVX2:       # BB#0:
 ; AVX2-NEXT:    vpsllvq %xmm1, %xmm0, %xmm0
 ; AVX2-NEXT:    retq
+;
+; X32-SSE-LABEL: var_shift_v2i64:
+; X32-SSE:       # BB#0:
+; X32-SSE-NEXT:    pshufd {{.*#+}} xmm3 = xmm1[2,3,0,1]
+; X32-SSE-NEXT:    movdqa %xmm0, %xmm2
+; X32-SSE-NEXT:    psllq %xmm3, %xmm2
+; X32-SSE-NEXT:    movq {{.*#+}} xmm1 = xmm1[0],zero
+; X32-SSE-NEXT:    psllq %xmm1, %xmm0
+; X32-SSE-NEXT:    movsd {{.*#+}} xmm2 = xmm0[0],xmm2[1]
+; X32-SSE-NEXT:    movapd %xmm2, %xmm0
+; X32-SSE-NEXT:    retl
   %shift = shl <2 x i64> %a, %b
   ret <2 x i64> %shift
 }
@@ -79,6 +93,21 @@ define <4 x i32> @var_shift_v4i32(<4 x i32> %a, <4 x i32> %b) {
 ; AVX2:       # BB#0:
 ; AVX2-NEXT:    vpsllvd %xmm1, %xmm0, %xmm0
 ; AVX2-NEXT:    retq
+;
+; X32-SSE-LABEL: var_shift_v4i32:
+; X32-SSE:       # BB#0:
+; X32-SSE-NEXT:    pslld $23, %xmm1
+; X32-SSE-NEXT:    paddd .LCPI1_0, %xmm1
+; X32-SSE-NEXT:    cvttps2dq %xmm1, %xmm1
+; X32-SSE-NEXT:    pshufd {{.*#+}} xmm2 = xmm1[1,1,3,3]
+; X32-SSE-NEXT:    pmuludq %xmm0, %xmm1
+; X32-SSE-NEXT:    pshufd {{.*#+}} xmm1 = xmm1[0,2,2,3]
+; X32-SSE-NEXT:    pshufd {{.*#+}} xmm0 = xmm0[1,1,3,3]
+; X32-SSE-NEXT:    pmuludq %xmm2, %xmm0
+; X32-SSE-NEXT:    pshufd {{.*#+}} xmm0 = xmm0[0,2,2,3]
+; X32-SSE-NEXT:    punpckldq {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1]
+; X32-SSE-NEXT:    movdqa %xmm1, %xmm0
+; X32-SSE-NEXT:    retl
   %shift = shl <4 x i32> %a, %b
   ret <4 x i32> %shift
 }
@@ -176,6 +205,41 @@ define <8 x i16> @var_shift_v8i16(<8 x i16> %a, <8 x i16> %b) {
 ; AVX2-NEXT:    vpermq {{.*#+}} ymm0 = ymm0[0,2,2,3]
 ; AVX2-NEXT:    vzeroupper
 ; AVX2-NEXT:    retq
+;
+; X32-SSE-LABEL: var_shift_v8i16:
+; X32-SSE:       # BB#0:
+; X32-SSE-NEXT:    psllw $12, %xmm1
+; X32-SSE-NEXT:    movdqa %xmm1, %xmm2
+; X32-SSE-NEXT:    psraw $15, %xmm2
+; X32-SSE-NEXT:    movdqa %xmm2, %xmm3
+; X32-SSE-NEXT:    pandn %xmm0, %xmm3
+; X32-SSE-NEXT:    psllw $8, %xmm0
+; X32-SSE-NEXT:    pand %xmm2, %xmm0
+; X32-SSE-NEXT:    por %xmm3, %xmm0
+; X32-SSE-NEXT:    paddw %xmm1, %xmm1
+; X32-SSE-NEXT:    movdqa %xmm1, %xmm2
+; X32-SSE-NEXT:    psraw $15, %xmm2
+; X32-SSE-NEXT:    movdqa %xmm2, %xmm3
+; X32-SSE-NEXT:    pandn %xmm0, %xmm3
+; X32-SSE-NEXT:    psllw $4, %xmm0
+; X32-SSE-NEXT:    pand %xmm2, %xmm0
+; X32-SSE-NEXT:    por %xmm3, %xmm0
+; X32-SSE-NEXT:    paddw %xmm1, %xmm1
+; X32-SSE-NEXT:    movdqa %xmm1, %xmm2
+; X32-SSE-NEXT:    psraw $15, %xmm2
+; X32-SSE-NEXT:    movdqa %xmm2, %xmm3
+; X32-SSE-NEXT:    pandn %xmm0, %xmm3
+; X32-SSE-NEXT:    psllw $2, %xmm0
+; X32-SSE-NEXT:    pand %xmm2, %xmm0
+; X32-SSE-NEXT:    por %xmm3, %xmm0
+; X32-SSE-NEXT:    paddw %xmm1, %xmm1
+; X32-SSE-NEXT:    psraw $15, %xmm1
+; X32-SSE-NEXT:    movdqa %xmm1, %xmm2
+; X32-SSE-NEXT:    pandn %xmm0, %xmm2
+; X32-SSE-NEXT:    psllw $1, %xmm0
+; X32-SSE-NEXT:    pand %xmm1, %xmm0
+; X32-SSE-NEXT:    por %xmm2, %xmm0
+; X32-SSE-NEXT:    retl
   %shift = shl <8 x i16> %a, %b
   ret <8 x i16> %shift
 }
@@ -248,6 +312,36 @@ define <16 x i8> @var_shift_v16i8(<16 x i8> %a, <16 x i8> %b) {
 ; AVX-NEXT:    vpaddb %xmm1, %xmm1, %xmm1
 ; AVX-NEXT:    vpblendvb %xmm1, %xmm2, %xmm0, %xmm0
 ; AVX-NEXT:    retq
+;
+; X32-SSE-LABEL: var_shift_v16i8:
+; X32-SSE:       # BB#0:
+; X32-SSE-NEXT:    psllw $5, %xmm1
+; X32-SSE-NEXT:    pxor %xmm2, %xmm2
+; X32-SSE-NEXT:    pxor %xmm3, %xmm3
+; X32-SSE-NEXT:    pcmpgtb %xmm1, %xmm3
+; X32-SSE-NEXT:    movdqa %xmm3, %xmm4
+; X32-SSE-NEXT:    pandn %xmm0, %xmm4
+; X32-SSE-NEXT:    psllw $4, %xmm0
+; X32-SSE-NEXT:    pand .LCPI3_0, %xmm0
+; X32-SSE-NEXT:    pand %xmm3, %xmm0
+; X32-SSE-NEXT:    por %xmm4, %xmm0
+; X32-SSE-NEXT:    paddb %xmm1, %xmm1
+; X32-SSE-NEXT:    pxor %xmm3, %xmm3
+; X32-SSE-NEXT:    pcmpgtb %xmm1, %xmm3
+; X32-SSE-NEXT:    movdqa %xmm3, %xmm4
+; X32-SSE-NEXT:    pandn %xmm0, %xmm4
+; X32-SSE-NEXT:    psllw $2, %xmm0
+; X32-SSE-NEXT:    pand .LCPI3_1, %xmm0
+; X32-SSE-NEXT:    pand %xmm3, %xmm0
+; X32-SSE-NEXT:    por %xmm4, %xmm0
+; X32-SSE-NEXT:    paddb %xmm1, %xmm1
+; X32-SSE-NEXT:    pcmpgtb %xmm1, %xmm2
+; X32-SSE-NEXT:    movdqa %xmm2, %xmm1
+; X32-SSE-NEXT:    pandn %xmm0, %xmm1
+; X32-SSE-NEXT:    paddb %xmm0, %xmm0
+; X32-SSE-NEXT:    pand %xmm2, %xmm0
+; X32-SSE-NEXT:    por %xmm1, %xmm0
+; X32-SSE-NEXT:    retl
   %shift = shl <16 x i8> %a, %b
   ret <16 x i8> %shift
 }
@@ -266,6 +360,12 @@ define <2 x i64> @splatvar_shift_v2i64(<2 x i64> %a, <2 x i64> %b) {
 ; AVX:       # BB#0:
 ; AVX-NEXT:    vpsllq %xmm1, %xmm0, %xmm0
 ; AVX-NEXT:    retq
+;
+; X32-SSE-LABEL: splatvar_shift_v2i64:
+; X32-SSE:       # BB#0:
+; X32-SSE-NEXT:    movq {{.*#+}} xmm1 = xmm1[0],zero
+; X32-SSE-NEXT:    psllq %xmm1, %xmm0
+; X32-SSE-NEXT:    retl
   %splat = shufflevector <2 x i64> %b, <2 x i64> undef, <2 x i32> zeroinitializer
   %shift = shl <2 x i64> %a, %splat
   ret <2 x i64> %shift
@@ -292,6 +392,13 @@ define <4 x i32> @splatvar_shift_v4i32(<4 x i32> %a, <4 x i32> %b) {
 ; AVX-NEXT:    vpblendw {{.*#+}} xmm1 = xmm1[0,1],xmm2[2,3,4,5,6,7]
 ; AVX-NEXT:    vpslld %xmm1, %xmm0, %xmm0
 ; AVX-NEXT:    retq
+;
+; X32-SSE-LABEL: splatvar_shift_v4i32:
+; X32-SSE:       # BB#0:
+; X32-SSE-NEXT:    xorps %xmm2, %xmm2
+; X32-SSE-NEXT:    movss {{.*#+}} xmm2 = xmm1[0],xmm2[1,2,3]
+; X32-SSE-NEXT:    pslld %xmm2, %xmm0
+; X32-SSE-NEXT:    retl
   %splat = shufflevector <4 x i32> %b, <4 x i32> undef, <4 x i32> zeroinitializer
   %shift = shl <4 x i32> %a, %splat
   ret <4 x i32> %shift
@@ -319,6 +426,14 @@ define <8 x i16> @splatvar_shift_v8i16(<8 x i16> %a, <8 x i16> %b) {
 ; AVX-NEXT:    vpblendw {{.*#+}} xmm1 = xmm1[0],xmm2[1,2,3,4,5,6,7]
 ; AVX-NEXT:    vpsllw %xmm1, %xmm0, %xmm0
 ; AVX-NEXT:    retq
+;
+; X32-SSE-LABEL: splatvar_shift_v8i16:
+; X32-SSE:       # BB#0:
+; X32-SSE-NEXT:    movd %xmm1, %eax
+; X32-SSE-NEXT:    movzwl %ax, %eax
+; X32-SSE-NEXT:    movd %eax, %xmm1
+; X32-SSE-NEXT:    psllw %xmm1, %xmm0
+; X32-SSE-NEXT:    retl
   %splat = shufflevector <8 x i16> %b, <8 x i16> undef, <8 x i32> zeroinitializer
   %shift = shl <8 x i16> %a, %splat
   ret <8 x i16> %shift
@@ -417,6 +532,40 @@ define <16 x i8> @splatvar_shift_v16i8(<16 x i8> %a, <16 x i8> %b) {
 ; AVX2-NEXT:    vpaddb %xmm1, %xmm1, %xmm1
 ; AVX2-NEXT:    vpblendvb %xmm1, %xmm2, %xmm0, %xmm0
 ; AVX2-NEXT:    retq
+;
+; X32-SSE-LABEL: splatvar_shift_v16i8:
+; X32-SSE:       # BB#0:
+; X32-SSE-NEXT:    punpcklbw {{.*#+}} xmm1 = xmm1[0,0,1,1,2,2,3,3,4,4,5,5,6,6,7,7]
+; X32-SSE-NEXT:    pshufd {{.*#+}} xmm1 = xmm1[0,1,0,3]
+; X32-SSE-NEXT:    pshuflw {{.*#+}} xmm1 = xmm1[0,0,0,0,4,5,6,7]
+; X32-SSE-NEXT:    pshufhw {{.*#+}} xmm2 = xmm1[0,1,2,3,4,4,4,4]
+; X32-SSE-NEXT:    psllw $5, %xmm2
+; X32-SSE-NEXT:    pxor %xmm1, %xmm1
+; X32-SSE-NEXT:    pxor %xmm3, %xmm3
+; X32-SSE-NEXT:    pcmpgtb %xmm2, %xmm3
+; X32-SSE-NEXT:    movdqa %xmm3, %xmm4
+; X32-SSE-NEXT:    pandn %xmm0, %xmm4
+; X32-SSE-NEXT:    psllw $4, %xmm0
+; X32-SSE-NEXT:    pand .LCPI7_0, %xmm0
+; X32-SSE-NEXT:    pand %xmm3, %xmm0
+; X32-SSE-NEXT:    por %xmm4, %xmm0
+; X32-SSE-NEXT:    paddb %xmm2, %xmm2
+; X32-SSE-NEXT:    pxor %xmm3, %xmm3
+; X32-SSE-NEXT:    pcmpgtb %xmm2, %xmm3
+; X32-SSE-NEXT:    movdqa %xmm3, %xmm4
+; X32-SSE-NEXT:    pandn %xmm0, %xmm4
+; X32-SSE-NEXT:    psllw $2, %xmm0
+; X32-SSE-NEXT:    pand .LCPI7_1, %xmm0
+; X32-SSE-NEXT:    pand %xmm3, %xmm0
+; X32-SSE-NEXT:    por %xmm4, %xmm0
+; X32-SSE-NEXT:    paddb %xmm2, %xmm2
+; X32-SSE-NEXT:    pcmpgtb %xmm2, %xmm1
+; X32-SSE-NEXT:    movdqa %xmm1, %xmm2
+; X32-SSE-NEXT:    pandn %xmm0, %xmm2
+; X32-SSE-NEXT:    paddb %xmm0, %xmm0
+; X32-SSE-NEXT:    pand %xmm1, %xmm0
+; X32-SSE-NEXT:    por %xmm2, %xmm0
+; X32-SSE-NEXT:    retl
   %splat = shufflevector <16 x i8> %b, <16 x i8> undef, <16 x i32> zeroinitializer
   %shift = shl <16 x i8> %a, %splat
   ret <16 x i8> %shift
@@ -455,6 +604,19 @@ define <2 x i64> @constant_shift_v2i64(<2 x i64> %a) {
 ; AVX2:       # BB#0:
 ; AVX2-NEXT:    vpsllvq {{.*}}(%rip), %xmm0, %xmm0
 ; AVX2-NEXT:    retq
+;
+; X32-SSE-LABEL: constant_shift_v2i64:
+; X32-SSE:       # BB#0:
+; X32-SSE-NEXT:    movl $7, %eax
+; X32-SSE-NEXT:    movd %eax, %xmm2
+; X32-SSE-NEXT:    movdqa %xmm0, %xmm1
+; X32-SSE-NEXT:    psllq %xmm2, %xmm1
+; X32-SSE-NEXT:    movl $1, %eax
+; X32-SSE-NEXT:    movd %eax, %xmm2
+; X32-SSE-NEXT:    psllq %xmm2, %xmm0
+; X32-SSE-NEXT:    movsd {{.*#+}} xmm1 = xmm0[0],xmm1[1]
+; X32-SSE-NEXT:    movapd %xmm1, %xmm0
+; X32-SSE-NEXT:    retl
   %shift = shl <2 x i64> %a, <i64 1, i64 7>
   ret <2 x i64> %shift
 }
@@ -486,6 +648,18 @@ define <4 x i32> @constant_shift_v4i32(<4 x i32> %a) {
 ; AVX2:       # BB#0:
 ; AVX2-NEXT:    vpsllvd {{.*}}(%rip), %xmm0, %xmm0
 ; AVX2-NEXT:    retq
+;
+; X32-SSE-LABEL: constant_shift_v4i32:
+; X32-SSE:       # BB#0:
+; X32-SSE-NEXT:    movdqa {{.*#+}} xmm1 = [16,32,64,128]
+; X32-SSE-NEXT:    pshufd {{.*#+}} xmm2 = xmm0[1,1,3,3]
+; X32-SSE-NEXT:    pmuludq %xmm1, %xmm0
+; X32-SSE-NEXT:    pshufd {{.*#+}} xmm0 = xmm0[0,2,2,3]
+; X32-SSE-NEXT:    pshufd {{.*#+}} xmm1 = xmm1[1,1,3,3]
+; X32-SSE-NEXT:    pmuludq %xmm2, %xmm1
+; X32-SSE-NEXT:    pshufd {{.*#+}} xmm1 = xmm1[0,2,2,3]
+; X32-SSE-NEXT:    punpckldq {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1]
+; X32-SSE-NEXT:    retl
   %shift = shl <4 x i32> %a, <i32 4, i32 5, i32 6, i32 7>
   ret <4 x i32> %shift
 }
@@ -500,6 +674,11 @@ define <8 x i16> @constant_shift_v8i16(<8 x i16> %a) {
 ; AVX:       # BB#0:
 ; AVX-NEXT:    vpmullw {{.*}}(%rip), %xmm0, %xmm0
 ; AVX-NEXT:    retq
+;
+; X32-SSE-LABEL: constant_shift_v8i16:
+; X32-SSE:       # BB#0:
+; X32-SSE-NEXT:    pmullw .LCPI10_0, %xmm0
+; X32-SSE-NEXT:    retl
   %shift = shl <8 x i16> %a, <i16 0, i16 1, i16 2, i16 3, i16 4, i16 5, i16 6, i16 7>
   ret <8 x i16> %shift
 }
@@ -572,6 +751,37 @@ define <16 x i8> @constant_shift_v16i8(<16 x i8> %a) {
 ; AVX-NEXT:    vpaddb %xmm1, %xmm1, %xmm1
 ; AVX-NEXT:    vpblendvb %xmm1, %xmm2, %xmm0, %xmm0
 ; AVX-NEXT:    retq
+;
+; X32-SSE-LABEL: constant_shift_v16i8:
+; X32-SSE:       # BB#0:
+; X32-SSE-NEXT:    movdqa {{.*#+}} xmm2 = [0,1,2,3,4,5,6,7,7,6,5,4,3,2,1,0]
+; X32-SSE-NEXT:    psllw $5, %xmm2
+; X32-SSE-NEXT:    pxor %xmm1, %xmm1
+; X32-SSE-NEXT:    pxor %xmm3, %xmm3
+; X32-SSE-NEXT:    pcmpgtb %xmm2, %xmm3
+; X32-SSE-NEXT:    movdqa %xmm3, %xmm4
+; X32-SSE-NEXT:    pandn %xmm0, %xmm4
+; X32-SSE-NEXT:    psllw $4, %xmm0
+; X32-SSE-NEXT:    pand .LCPI11_1, %xmm0
+; X32-SSE-NEXT:    pand %xmm3, %xmm0
+; X32-SSE-NEXT:    por %xmm4, %xmm0
+; X32-SSE-NEXT:    paddb %xmm2, %xmm2
+; X32-SSE-NEXT:    pxor %xmm3, %xmm3
+; X32-SSE-NEXT:    pcmpgtb %xmm2, %xmm3
+; X32-SSE-NEXT:    movdqa %xmm3, %xmm4
+; X32-SSE-NEXT:    pandn %xmm0, %xmm4
+; X32-SSE-NEXT:    psllw $2, %xmm0
+; X32-SSE-NEXT:    pand .LCPI11_2, %xmm0
+; X32-SSE-NEXT:    pand %xmm3, %xmm0
+; X32-SSE-NEXT:    por %xmm4, %xmm0
+; X32-SSE-NEXT:    paddb %xmm2, %xmm2
+; X32-SSE-NEXT:    pcmpgtb %xmm2, %xmm1
+; X32-SSE-NEXT:    movdqa %xmm1, %xmm2
+; X32-SSE-NEXT:    pandn %xmm0, %xmm2
+; X32-SSE-NEXT:    paddb %xmm0, %xmm0
+; X32-SSE-NEXT:    pand %xmm1, %xmm0
+; X32-SSE-NEXT:    por %xmm2, %xmm0
+; X32-SSE-NEXT:    retl
   %shift = shl <16 x i8> %a, <i8 0, i8 1, i8 2, i8 3, i8 4, i8 5, i8 6, i8 7, i8 7, i8 6, i8 5, i8 4, i8 3, i8 2, i8 1, i8 0>
   ret <16 x i8> %shift
 }
@@ -590,6 +800,11 @@ define <2 x i64> @splatconstant_shift_v2i64(<2 x i64> %a) {
 ; AVX:       # BB#0:
 ; AVX-NEXT:    vpsllq $7, %xmm0, %xmm0
 ; AVX-NEXT:    retq
+;
+; X32-SSE-LABEL: splatconstant_shift_v2i64:
+; X32-SSE:       # BB#0:
+; X32-SSE-NEXT:    psllq $7, %xmm0
+; X32-SSE-NEXT:    retl
   %shift = shl <2 x i64> %a, <i64 7, i64 7>
   ret <2 x i64> %shift
 }
@@ -604,6 +819,11 @@ define <4 x i32> @splatconstant_shift_v4i32(<4 x i32> %a) {
 ; AVX:       # BB#0:
 ; AVX-NEXT:    vpslld $5, %xmm0, %xmm0
 ; AVX-NEXT:    retq
+;
+; X32-SSE-LABEL: splatconstant_shift_v4i32:
+; X32-SSE:       # BB#0:
+; X32-SSE-NEXT:    pslld $5, %xmm0
+; X32-SSE-NEXT:    retl
   %shift = shl <4 x i32> %a, <i32 5, i32 5, i32 5, i32 5>
   ret <4 x i32> %shift
 }
@@ -618,6 +838,11 @@ define <8 x i16> @splatconstant_shift_v8i16(<8 x i16> %a) {
 ; AVX:       # BB#0:
 ; AVX-NEXT:    vpsllw $3, %xmm0, %xmm0
 ; AVX-NEXT:    retq
+;
+; X32-SSE-LABEL: splatconstant_shift_v8i16:
+; X32-SSE:       # BB#0:
+; X32-SSE-NEXT:    psllw $3, %xmm0
+; X32-SSE-NEXT:    retl
   %shift = shl <8 x i16> %a, <i16 3, i16 3, i16 3, i16 3, i16 3, i16 3, i16 3, i16 3>
   ret <8 x i16> %shift
 }
@@ -634,6 +859,12 @@ define <16 x i8> @splatconstant_shift_v16i8(<16 x i8> %a) {
 ; AVX-NEXT:    vpsllw $3, %xmm0, %xmm0
 ; AVX-NEXT:    vpand {{.*}}(%rip), %xmm0, %xmm0
 ; AVX-NEXT:    retq
+;
+; X32-SSE-LABEL: splatconstant_shift_v16i8:
+; X32-SSE:       # BB#0:
+; X32-SSE-NEXT:    psllw $3, %xmm0
+; X32-SSE-NEXT:    pand .LCPI15_0, %xmm0
+; X32-SSE-NEXT:    retl
   %shift = shl <16 x i8> %a, <i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3>
   ret <16 x i8> %shift
 }
-- 
2.34.1