diff --git a/aom_dsp/aom_dsp.cmake b/aom_dsp/aom_dsp.cmake
index 8fcfbcb..2844d6f 100644
--- a/aom_dsp/aom_dsp.cmake
+++ b/aom_dsp/aom_dsp.cmake
@@ -47,9 +47,10 @@
     "${AOM_ROOT}/aom_dsp/x86/aom_asm_stubs.c"
     "${AOM_ROOT}/aom_dsp/x86/convolve.h"
     "${AOM_ROOT}/aom_dsp/x86/intrapred_sse2.c"
-    "${AOM_ROOT}/aom_dsp/x86/txfm_common_sse2.h"
+    "${AOM_ROOT}/aom_dsp/x86/loopfilter_sse2.c"
     "${AOM_ROOT}/aom_dsp/x86/lpf_common_sse2.h"
-    "${AOM_ROOT}/aom_dsp/x86/loopfilter_sse2.c")
+    "${AOM_ROOT}/aom_dsp/x86/mem_sse2.h"
+    "${AOM_ROOT}/aom_dsp/x86/txfm_common_sse2.h")
 
 set(AOM_DSP_COMMON_ASM_SSSE3
     "${AOM_ROOT}/aom_dsp/x86/aom_subpixel_8t_ssse3.asm"
diff --git a/aom_dsp/aom_dsp.mk b/aom_dsp/aom_dsp.mk
index 594fab4..1c40905 100644
--- a/aom_dsp/aom_dsp.mk
+++ b/aom_dsp/aom_dsp.mk
@@ -215,6 +215,7 @@
 DSP_SRCS-yes            += txfm_common.h
 DSP_SRCS-yes            += x86/txfm_common_intrin.h
 DSP_SRCS-$(HAVE_AVX2)   += x86/common_avx2.h
+DSP_SRCS-$(HAVE_SSE2)   += x86/mem_sse2.h
 DSP_SRCS-$(HAVE_SSE2)   += x86/txfm_common_sse2.h
 DSP_SRCS-$(HAVE_SSSE3)  += x86/obmc_intrinsic_ssse3.h
 DSP_SRCS-$(HAVE_MSA)    += mips/txfm_macros_msa.h
diff --git a/aom_dsp/x86/mem_sse2.h b/aom_dsp/x86/mem_sse2.h
new file mode 100644
index 0000000..54f16dd
--- /dev/null
+++ b/aom_dsp/x86/mem_sse2.h
@@ -0,0 +1,25 @@
+/*
+ * Copyright (c) 2017, Alliance for Open Media. All rights reserved
+ *
+ * This source code is subject to the terms of the BSD 2 Clause License and
+ * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
+ * was not distributed with this source code in the LICENSE file, you can
+ * obtain it at www.aomedia.org/license/software. If the Alliance for Open
+ * Media Patent License 1.0 was not distributed with this source code in the
+ * PATENTS file, you can obtain it at www.aomedia.org/license/patent.
+ */
+
+#ifndef AOM_DSP_X86_MEM_SSE2_H_
+#define AOM_DSP_X86_MEM_SSE2_H_
+
+#include <emmintrin.h>  // SSE2
+
+#include "./aom_config.h"
+#include "aom/aom_integer.h"
+
+static INLINE __m128i loadh_epi64(const void *const src, const __m128i s) {
+  return _mm_castps_si128(
+      _mm_loadh_pi(_mm_castsi128_ps(s), (const __m64 *)src));
+}
+
+#endif  // AOM_DSP_X86_MEM_SSE2_H_