| /* | 
 |  * Copyright (c) 2016, 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. | 
 |  */ | 
 |  | 
 | #include <assert.h> | 
 |  | 
 | #include "config/aom_dsp_rtcd.h" | 
 |  | 
 | #include "aom_dsp/mips/aom_convolve_msa.h" | 
 |  | 
 | static void common_hz_8t_4x4_msa(const uint8_t *src, int32_t src_stride, | 
 |                                  uint8_t *dst, int32_t dst_stride, | 
 |                                  int8_t *filter) { | 
 |   v16u8 mask0, mask1, mask2, mask3, out; | 
 |   v16i8 src0, src1, src2, src3, filt0, filt1, filt2, filt3; | 
 |   v8i16 filt, out0, out1; | 
 |  | 
 |   mask0 = LD_UB(&mc_filt_mask_arr[16]); | 
 |   src -= 3; | 
 |  | 
 |   /* rearranging filter */ | 
 |   filt = LD_SH(filter); | 
 |   SPLATI_H4_SB(filt, 0, 1, 2, 3, filt0, filt1, filt2, filt3); | 
 |  | 
 |   mask1 = mask0 + 2; | 
 |   mask2 = mask0 + 4; | 
 |   mask3 = mask0 + 6; | 
 |  | 
 |   LD_SB4(src, src_stride, src0, src1, src2, src3); | 
 |   XORI_B4_128_SB(src0, src1, src2, src3); | 
 |   HORIZ_8TAP_4WID_4VECS_FILT(src0, src1, src2, src3, mask0, mask1, mask2, mask3, | 
 |                              filt0, filt1, filt2, filt3, out0, out1); | 
 |   SRARI_H2_SH(out0, out1, FILTER_BITS); | 
 |   SAT_SH2_SH(out0, out1, 7); | 
 |   out = PCKEV_XORI128_UB(out0, out1); | 
 |   ST4x4_UB(out, out, 0, 1, 2, 3, dst, dst_stride); | 
 | } | 
 |  | 
 | static void common_hz_8t_4x8_msa(const uint8_t *src, int32_t src_stride, | 
 |                                  uint8_t *dst, int32_t dst_stride, | 
 |                                  int8_t *filter) { | 
 |   v16i8 filt0, filt1, filt2, filt3; | 
 |   v16i8 src0, src1, src2, src3; | 
 |   v16u8 mask0, mask1, mask2, mask3, out; | 
 |   v8i16 filt, out0, out1, out2, out3; | 
 |  | 
 |   mask0 = LD_UB(&mc_filt_mask_arr[16]); | 
 |   src -= 3; | 
 |  | 
 |   /* rearranging filter */ | 
 |   filt = LD_SH(filter); | 
 |   SPLATI_H4_SB(filt, 0, 1, 2, 3, filt0, filt1, filt2, filt3); | 
 |  | 
 |   mask1 = mask0 + 2; | 
 |   mask2 = mask0 + 4; | 
 |   mask3 = mask0 + 6; | 
 |  | 
 |   LD_SB4(src, src_stride, src0, src1, src2, src3); | 
 |   XORI_B4_128_SB(src0, src1, src2, src3); | 
 |   src += (4 * src_stride); | 
 |   HORIZ_8TAP_4WID_4VECS_FILT(src0, src1, src2, src3, mask0, mask1, mask2, mask3, | 
 |                              filt0, filt1, filt2, filt3, out0, out1); | 
 |   LD_SB4(src, src_stride, src0, src1, src2, src3); | 
 |   XORI_B4_128_SB(src0, src1, src2, src3); | 
 |   HORIZ_8TAP_4WID_4VECS_FILT(src0, src1, src2, src3, mask0, mask1, mask2, mask3, | 
 |                              filt0, filt1, filt2, filt3, out2, out3); | 
 |   SRARI_H4_SH(out0, out1, out2, out3, FILTER_BITS); | 
 |   SAT_SH4_SH(out0, out1, out2, out3, 7); | 
 |   out = PCKEV_XORI128_UB(out0, out1); | 
 |   ST4x4_UB(out, out, 0, 1, 2, 3, dst, dst_stride); | 
 |   dst += (4 * dst_stride); | 
 |   out = PCKEV_XORI128_UB(out2, out3); | 
 |   ST4x4_UB(out, out, 0, 1, 2, 3, dst, dst_stride); | 
 | } | 
 |  | 
 | static void common_hz_8t_4w_msa(const uint8_t *src, int32_t src_stride, | 
 |                                 uint8_t *dst, int32_t dst_stride, | 
 |                                 int8_t *filter, int32_t height) { | 
 |   if (4 == height) { | 
 |     common_hz_8t_4x4_msa(src, src_stride, dst, dst_stride, filter); | 
 |   } else if (8 == height) { | 
 |     common_hz_8t_4x8_msa(src, src_stride, dst, dst_stride, filter); | 
 |   } | 
 | } | 
 |  | 
 | static void common_hz_8t_8x4_msa(const uint8_t *src, int32_t src_stride, | 
 |                                  uint8_t *dst, int32_t dst_stride, | 
 |                                  int8_t *filter) { | 
 |   v16i8 src0, src1, src2, src3, filt0, filt1, filt2, filt3; | 
 |   v16u8 mask0, mask1, mask2, mask3, tmp0, tmp1; | 
 |   v8i16 filt, out0, out1, out2, out3; | 
 |  | 
 |   mask0 = LD_UB(&mc_filt_mask_arr[0]); | 
 |   src -= 3; | 
 |  | 
 |   /* rearranging filter */ | 
 |   filt = LD_SH(filter); | 
 |   SPLATI_H4_SB(filt, 0, 1, 2, 3, filt0, filt1, filt2, filt3); | 
 |  | 
 |   mask1 = mask0 + 2; | 
 |   mask2 = mask0 + 4; | 
 |   mask3 = mask0 + 6; | 
 |  | 
 |   LD_SB4(src, src_stride, src0, src1, src2, src3); | 
 |   XORI_B4_128_SB(src0, src1, src2, src3); | 
 |   HORIZ_8TAP_8WID_4VECS_FILT(src0, src1, src2, src3, mask0, mask1, mask2, mask3, | 
 |                              filt0, filt1, filt2, filt3, out0, out1, out2, | 
 |                              out3); | 
 |   SRARI_H4_SH(out0, out1, out2, out3, FILTER_BITS); | 
 |   SAT_SH4_SH(out0, out1, out2, out3, 7); | 
 |   tmp0 = PCKEV_XORI128_UB(out0, out1); | 
 |   tmp1 = PCKEV_XORI128_UB(out2, out3); | 
 |   ST8x4_UB(tmp0, tmp1, dst, dst_stride); | 
 | } | 
 |  | 
 | static void common_hz_8t_8x8mult_msa(const uint8_t *src, int32_t src_stride, | 
 |                                      uint8_t *dst, int32_t dst_stride, | 
 |                                      int8_t *filter, int32_t height) { | 
 |   uint32_t loop_cnt; | 
 |   v16i8 src0, src1, src2, src3, filt0, filt1, filt2, filt3; | 
 |   v16u8 mask0, mask1, mask2, mask3, tmp0, tmp1; | 
 |   v8i16 filt, out0, out1, out2, out3; | 
 |  | 
 |   mask0 = LD_UB(&mc_filt_mask_arr[0]); | 
 |   src -= 3; | 
 |  | 
 |   /* rearranging filter */ | 
 |   filt = LD_SH(filter); | 
 |   SPLATI_H4_SB(filt, 0, 1, 2, 3, filt0, filt1, filt2, filt3); | 
 |  | 
 |   mask1 = mask0 + 2; | 
 |   mask2 = mask0 + 4; | 
 |   mask3 = mask0 + 6; | 
 |  | 
 |   for (loop_cnt = (height >> 2); loop_cnt--;) { | 
 |     LD_SB4(src, src_stride, src0, src1, src2, src3); | 
 |     XORI_B4_128_SB(src0, src1, src2, src3); | 
 |     src += (4 * src_stride); | 
 |     HORIZ_8TAP_8WID_4VECS_FILT(src0, src1, src2, src3, mask0, mask1, mask2, | 
 |                                mask3, filt0, filt1, filt2, filt3, out0, out1, | 
 |                                out2, out3); | 
 |     SRARI_H4_SH(out0, out1, out2, out3, FILTER_BITS); | 
 |     SAT_SH4_SH(out0, out1, out2, out3, 7); | 
 |     tmp0 = PCKEV_XORI128_UB(out0, out1); | 
 |     tmp1 = PCKEV_XORI128_UB(out2, out3); | 
 |     ST8x4_UB(tmp0, tmp1, dst, dst_stride); | 
 |     dst += (4 * dst_stride); | 
 |   } | 
 | } | 
 |  | 
 | static void common_hz_8t_8w_msa(const uint8_t *src, int32_t src_stride, | 
 |                                 uint8_t *dst, int32_t dst_stride, | 
 |                                 int8_t *filter, int32_t height) { | 
 |   if (4 == height) { | 
 |     common_hz_8t_8x4_msa(src, src_stride, dst, dst_stride, filter); | 
 |   } else { | 
 |     common_hz_8t_8x8mult_msa(src, src_stride, dst, dst_stride, filter, height); | 
 |   } | 
 | } | 
 |  | 
 | static void common_hz_8t_16w_msa(const uint8_t *src, int32_t src_stride, | 
 |                                  uint8_t *dst, int32_t dst_stride, | 
 |                                  int8_t *filter, int32_t height) { | 
 |   uint32_t loop_cnt; | 
 |   v16i8 src0, src1, src2, src3, filt0, filt1, filt2, filt3; | 
 |   v16u8 mask0, mask1, mask2, mask3, out; | 
 |   v8i16 filt, out0, out1, out2, out3; | 
 |  | 
 |   mask0 = LD_UB(&mc_filt_mask_arr[0]); | 
 |   src -= 3; | 
 |  | 
 |   /* rearranging filter */ | 
 |   filt = LD_SH(filter); | 
 |   SPLATI_H4_SB(filt, 0, 1, 2, 3, filt0, filt1, filt2, filt3); | 
 |  | 
 |   mask1 = mask0 + 2; | 
 |   mask2 = mask0 + 4; | 
 |   mask3 = mask0 + 6; | 
 |  | 
 |   for (loop_cnt = (height >> 1); loop_cnt--;) { | 
 |     LD_SB2(src, src_stride, src0, src2); | 
 |     LD_SB2(src + 8, src_stride, src1, src3); | 
 |     XORI_B4_128_SB(src0, src1, src2, src3); | 
 |     src += (2 * src_stride); | 
 |     HORIZ_8TAP_8WID_4VECS_FILT(src0, src1, src2, src3, mask0, mask1, mask2, | 
 |                                mask3, filt0, filt1, filt2, filt3, out0, out1, | 
 |                                out2, out3); | 
 |     SRARI_H4_SH(out0, out1, out2, out3, FILTER_BITS); | 
 |     SAT_SH4_SH(out0, out1, out2, out3, 7); | 
 |     out = PCKEV_XORI128_UB(out0, out1); | 
 |     ST_UB(out, dst); | 
 |     dst += dst_stride; | 
 |     out = PCKEV_XORI128_UB(out2, out3); | 
 |     ST_UB(out, dst); | 
 |     dst += dst_stride; | 
 |   } | 
 | } | 
 |  | 
 | static void common_hz_8t_32w_msa(const uint8_t *src, int32_t src_stride, | 
 |                                  uint8_t *dst, int32_t dst_stride, | 
 |                                  int8_t *filter, int32_t height) { | 
 |   uint32_t loop_cnt; | 
 |   v16i8 src0, src1, src2, src3, filt0, filt1, filt2, filt3; | 
 |   v16u8 mask0, mask1, mask2, mask3, out; | 
 |   v8i16 filt, out0, out1, out2, out3; | 
 |  | 
 |   mask0 = LD_UB(&mc_filt_mask_arr[0]); | 
 |   src -= 3; | 
 |  | 
 |   /* rearranging filter */ | 
 |   filt = LD_SH(filter); | 
 |   SPLATI_H4_SB(filt, 0, 1, 2, 3, filt0, filt1, filt2, filt3); | 
 |  | 
 |   mask1 = mask0 + 2; | 
 |   mask2 = mask0 + 4; | 
 |   mask3 = mask0 + 6; | 
 |  | 
 |   for (loop_cnt = (height >> 1); loop_cnt--;) { | 
 |     src0 = LD_SB(src); | 
 |     src2 = LD_SB(src + 16); | 
 |     src3 = LD_SB(src + 24); | 
 |     src1 = __msa_sldi_b(src2, src0, 8); | 
 |     src += src_stride; | 
 |     XORI_B4_128_SB(src0, src1, src2, src3); | 
 |     HORIZ_8TAP_8WID_4VECS_FILT(src0, src1, src2, src3, mask0, mask1, mask2, | 
 |                                mask3, filt0, filt1, filt2, filt3, out0, out1, | 
 |                                out2, out3); | 
 |     SRARI_H4_SH(out0, out1, out2, out3, FILTER_BITS); | 
 |     SAT_SH4_SH(out0, out1, out2, out3, 7); | 
 |  | 
 |     src0 = LD_SB(src); | 
 |     src2 = LD_SB(src + 16); | 
 |     src3 = LD_SB(src + 24); | 
 |     src1 = __msa_sldi_b(src2, src0, 8); | 
 |     src += src_stride; | 
 |  | 
 |     out = PCKEV_XORI128_UB(out0, out1); | 
 |     ST_UB(out, dst); | 
 |     out = PCKEV_XORI128_UB(out2, out3); | 
 |     ST_UB(out, dst + 16); | 
 |     dst += dst_stride; | 
 |  | 
 |     XORI_B4_128_SB(src0, src1, src2, src3); | 
 |     HORIZ_8TAP_8WID_4VECS_FILT(src0, src1, src2, src3, mask0, mask1, mask2, | 
 |                                mask3, filt0, filt1, filt2, filt3, out0, out1, | 
 |                                out2, out3); | 
 |     SRARI_H4_SH(out0, out1, out2, out3, FILTER_BITS); | 
 |     SAT_SH4_SH(out0, out1, out2, out3, 7); | 
 |     out = PCKEV_XORI128_UB(out0, out1); | 
 |     ST_UB(out, dst); | 
 |     out = PCKEV_XORI128_UB(out2, out3); | 
 |     ST_UB(out, dst + 16); | 
 |     dst += dst_stride; | 
 |   } | 
 | } | 
 |  | 
 | static void common_hz_8t_64w_msa(const uint8_t *src, int32_t src_stride, | 
 |                                  uint8_t *dst, int32_t dst_stride, | 
 |                                  int8_t *filter, int32_t height) { | 
 |   int32_t loop_cnt; | 
 |   v16i8 src0, src1, src2, src3, filt0, filt1, filt2, filt3; | 
 |   v16u8 mask0, mask1, mask2, mask3, out; | 
 |   v8i16 filt, out0, out1, out2, out3; | 
 |  | 
 |   mask0 = LD_UB(&mc_filt_mask_arr[0]); | 
 |   src -= 3; | 
 |  | 
 |   /* rearranging filter */ | 
 |   filt = LD_SH(filter); | 
 |   SPLATI_H4_SB(filt, 0, 1, 2, 3, filt0, filt1, filt2, filt3); | 
 |  | 
 |   mask1 = mask0 + 2; | 
 |   mask2 = mask0 + 4; | 
 |   mask3 = mask0 + 6; | 
 |  | 
 |   for (loop_cnt = height; loop_cnt--;) { | 
 |     src0 = LD_SB(src); | 
 |     src2 = LD_SB(src + 16); | 
 |     src3 = LD_SB(src + 24); | 
 |     src1 = __msa_sldi_b(src2, src0, 8); | 
 |  | 
 |     XORI_B4_128_SB(src0, src1, src2, src3); | 
 |     HORIZ_8TAP_8WID_4VECS_FILT(src0, src1, src2, src3, mask0, mask1, mask2, | 
 |                                mask3, filt0, filt1, filt2, filt3, out0, out1, | 
 |                                out2, out3); | 
 |     SRARI_H4_SH(out0, out1, out2, out3, FILTER_BITS); | 
 |     SAT_SH4_SH(out0, out1, out2, out3, 7); | 
 |     out = PCKEV_XORI128_UB(out0, out1); | 
 |     ST_UB(out, dst); | 
 |     out = PCKEV_XORI128_UB(out2, out3); | 
 |     ST_UB(out, dst + 16); | 
 |  | 
 |     src0 = LD_SB(src + 32); | 
 |     src2 = LD_SB(src + 48); | 
 |     src3 = LD_SB(src + 56); | 
 |     src1 = __msa_sldi_b(src2, src0, 8); | 
 |     src += src_stride; | 
 |  | 
 |     XORI_B4_128_SB(src0, src1, src2, src3); | 
 |     HORIZ_8TAP_8WID_4VECS_FILT(src0, src1, src2, src3, mask0, mask1, mask2, | 
 |                                mask3, filt0, filt1, filt2, filt3, out0, out1, | 
 |                                out2, out3); | 
 |     SRARI_H4_SH(out0, out1, out2, out3, FILTER_BITS); | 
 |     SAT_SH4_SH(out0, out1, out2, out3, 7); | 
 |     out = PCKEV_XORI128_UB(out0, out1); | 
 |     ST_UB(out, dst + 32); | 
 |     out = PCKEV_XORI128_UB(out2, out3); | 
 |     ST_UB(out, dst + 48); | 
 |     dst += dst_stride; | 
 |   } | 
 | } | 
 |  | 
 | static void common_hz_2t_4x4_msa(const uint8_t *src, int32_t src_stride, | 
 |                                  uint8_t *dst, int32_t dst_stride, | 
 |                                  int8_t *filter) { | 
 |   v16i8 src0, src1, src2, src3, mask; | 
 |   v16u8 filt0, vec0, vec1, res0, res1; | 
 |   v8u16 vec2, vec3, filt; | 
 |  | 
 |   mask = LD_SB(&mc_filt_mask_arr[16]); | 
 |  | 
 |   /* rearranging filter */ | 
 |   filt = LD_UH(filter); | 
 |   filt0 = (v16u8)__msa_splati_h((v8i16)filt, 0); | 
 |  | 
 |   LD_SB4(src, src_stride, src0, src1, src2, src3); | 
 |   VSHF_B2_UB(src0, src1, src2, src3, mask, mask, vec0, vec1); | 
 |   DOTP_UB2_UH(vec0, vec1, filt0, filt0, vec2, vec3); | 
 |   SRARI_H2_UH(vec2, vec3, FILTER_BITS); | 
 |   PCKEV_B2_UB(vec2, vec2, vec3, vec3, res0, res1); | 
 |   ST4x4_UB(res0, res1, 0, 1, 0, 1, dst, dst_stride); | 
 | } | 
 |  | 
 | static void common_hz_2t_4x8_msa(const uint8_t *src, int32_t src_stride, | 
 |                                  uint8_t *dst, int32_t dst_stride, | 
 |                                  int8_t *filter) { | 
 |   v16u8 vec0, vec1, vec2, vec3, filt0; | 
 |   v16i8 src0, src1, src2, src3, src4, src5, src6, src7, mask; | 
 |   v16i8 res0, res1, res2, res3; | 
 |   v8u16 vec4, vec5, vec6, vec7, filt; | 
 |  | 
 |   mask = LD_SB(&mc_filt_mask_arr[16]); | 
 |  | 
 |   /* rearranging filter */ | 
 |   filt = LD_UH(filter); | 
 |   filt0 = (v16u8)__msa_splati_h((v8i16)filt, 0); | 
 |  | 
 |   LD_SB8(src, src_stride, src0, src1, src2, src3, src4, src5, src6, src7); | 
 |   VSHF_B2_UB(src0, src1, src2, src3, mask, mask, vec0, vec1); | 
 |   VSHF_B2_UB(src4, src5, src6, src7, mask, mask, vec2, vec3); | 
 |   DOTP_UB4_UH(vec0, vec1, vec2, vec3, filt0, filt0, filt0, filt0, vec4, vec5, | 
 |               vec6, vec7); | 
 |   SRARI_H4_UH(vec4, vec5, vec6, vec7, FILTER_BITS); | 
 |   PCKEV_B4_SB(vec4, vec4, vec5, vec5, vec6, vec6, vec7, vec7, res0, res1, res2, | 
 |               res3); | 
 |   ST4x4_UB(res0, res1, 0, 1, 0, 1, dst, dst_stride); | 
 |   dst += (4 * dst_stride); | 
 |   ST4x4_UB(res2, res3, 0, 1, 0, 1, dst, dst_stride); | 
 | } | 
 |  | 
 | static void common_hz_2t_4w_msa(const uint8_t *src, int32_t src_stride, | 
 |                                 uint8_t *dst, int32_t dst_stride, | 
 |                                 int8_t *filter, int32_t height) { | 
 |   if (4 == height) { | 
 |     common_hz_2t_4x4_msa(src, src_stride, dst, dst_stride, filter); | 
 |   } else if (8 == height) { | 
 |     common_hz_2t_4x8_msa(src, src_stride, dst, dst_stride, filter); | 
 |   } | 
 | } | 
 |  | 
 | static void common_hz_2t_8x4_msa(const uint8_t *src, int32_t src_stride, | 
 |                                  uint8_t *dst, int32_t dst_stride, | 
 |                                  int8_t *filter) { | 
 |   v16u8 filt0; | 
 |   v16i8 src0, src1, src2, src3, mask; | 
 |   v8u16 vec0, vec1, vec2, vec3, filt; | 
 |  | 
 |   mask = LD_SB(&mc_filt_mask_arr[0]); | 
 |  | 
 |   /* rearranging filter */ | 
 |   filt = LD_UH(filter); | 
 |   filt0 = (v16u8)__msa_splati_h((v8i16)filt, 0); | 
 |  | 
 |   LD_SB4(src, src_stride, src0, src1, src2, src3); | 
 |   VSHF_B2_UH(src0, src0, src1, src1, mask, mask, vec0, vec1); | 
 |   VSHF_B2_UH(src2, src2, src3, src3, mask, mask, vec2, vec3); | 
 |   DOTP_UB4_UH(vec0, vec1, vec2, vec3, filt0, filt0, filt0, filt0, vec0, vec1, | 
 |               vec2, vec3); | 
 |   SRARI_H4_UH(vec0, vec1, vec2, vec3, FILTER_BITS); | 
 |   PCKEV_B2_SB(vec1, vec0, vec3, vec2, src0, src1); | 
 |   ST8x4_UB(src0, src1, dst, dst_stride); | 
 | } | 
 |  | 
 | static void common_hz_2t_8x8mult_msa(const uint8_t *src, int32_t src_stride, | 
 |                                      uint8_t *dst, int32_t dst_stride, | 
 |                                      int8_t *filter, int32_t height) { | 
 |   v16u8 filt0; | 
 |   v16i8 src0, src1, src2, src3, mask, out0, out1; | 
 |   v8u16 vec0, vec1, vec2, vec3, filt; | 
 |  | 
 |   mask = LD_SB(&mc_filt_mask_arr[0]); | 
 |  | 
 |   /* rearranging filter */ | 
 |   filt = LD_UH(filter); | 
 |   filt0 = (v16u8)__msa_splati_h((v8i16)filt, 0); | 
 |  | 
 |   LD_SB4(src, src_stride, src0, src1, src2, src3); | 
 |   src += (4 * src_stride); | 
 |  | 
 |   VSHF_B2_UH(src0, src0, src1, src1, mask, mask, vec0, vec1); | 
 |   VSHF_B2_UH(src2, src2, src3, src3, mask, mask, vec2, vec3); | 
 |   DOTP_UB4_UH(vec0, vec1, vec2, vec3, filt0, filt0, filt0, filt0, vec0, vec1, | 
 |               vec2, vec3); | 
 |   SRARI_H4_UH(vec0, vec1, vec2, vec3, FILTER_BITS); | 
 |  | 
 |   LD_SB4(src, src_stride, src0, src1, src2, src3); | 
 |   src += (4 * src_stride); | 
 |  | 
 |   PCKEV_B2_SB(vec1, vec0, vec3, vec2, out0, out1); | 
 |   ST8x4_UB(out0, out1, dst, dst_stride); | 
 |   dst += (4 * dst_stride); | 
 |  | 
 |   VSHF_B2_UH(src0, src0, src1, src1, mask, mask, vec0, vec1); | 
 |   VSHF_B2_UH(src2, src2, src3, src3, mask, mask, vec2, vec3); | 
 |   DOTP_UB4_UH(vec0, vec1, vec2, vec3, filt0, filt0, filt0, filt0, vec0, vec1, | 
 |               vec2, vec3); | 
 |   SRARI_H4_UH(vec0, vec1, vec2, vec3, FILTER_BITS); | 
 |   PCKEV_B2_SB(vec1, vec0, vec3, vec2, out0, out1); | 
 |   ST8x4_UB(out0, out1, dst, dst_stride); | 
 |   dst += (4 * dst_stride); | 
 |  | 
 |   if (16 == height) { | 
 |     LD_SB4(src, src_stride, src0, src1, src2, src3); | 
 |     src += (4 * src_stride); | 
 |  | 
 |     VSHF_B2_UH(src0, src0, src1, src1, mask, mask, vec0, vec1); | 
 |     VSHF_B2_UH(src2, src2, src3, src3, mask, mask, vec2, vec3); | 
 |     DOTP_UB4_UH(vec0, vec1, vec2, vec3, filt0, filt0, filt0, filt0, vec0, vec1, | 
 |                 vec2, vec3); | 
 |     SRARI_H4_UH(vec0, vec1, vec2, vec3, FILTER_BITS); | 
 |     LD_SB4(src, src_stride, src0, src1, src2, src3); | 
 |  | 
 |     PCKEV_B2_SB(vec1, vec0, vec3, vec2, out0, out1); | 
 |     ST8x4_UB(out0, out1, dst, dst_stride); | 
 |  | 
 |     VSHF_B2_UH(src0, src0, src1, src1, mask, mask, vec0, vec1); | 
 |     VSHF_B2_UH(src2, src2, src3, src3, mask, mask, vec2, vec3); | 
 |     DOTP_UB4_UH(vec0, vec1, vec2, vec3, filt0, filt0, filt0, filt0, vec0, vec1, | 
 |                 vec2, vec3); | 
 |     SRARI_H4_UH(vec0, vec1, vec2, vec3, FILTER_BITS); | 
 |     PCKEV_B2_SB(vec1, vec0, vec3, vec2, out0, out1); | 
 |     ST8x4_UB(out0, out1, dst + 4 * dst_stride, dst_stride); | 
 |   } | 
 | } | 
 |  | 
 | static void common_hz_2t_8w_msa(const uint8_t *src, int32_t src_stride, | 
 |                                 uint8_t *dst, int32_t dst_stride, | 
 |                                 int8_t *filter, int32_t height) { | 
 |   if (4 == height) { | 
 |     common_hz_2t_8x4_msa(src, src_stride, dst, dst_stride, filter); | 
 |   } else { | 
 |     common_hz_2t_8x8mult_msa(src, src_stride, dst, dst_stride, filter, height); | 
 |   } | 
 | } | 
 |  | 
 | static void common_hz_2t_16w_msa(const uint8_t *src, int32_t src_stride, | 
 |                                  uint8_t *dst, int32_t dst_stride, | 
 |                                  int8_t *filter, int32_t height) { | 
 |   uint32_t loop_cnt; | 
 |   v16i8 src0, src1, src2, src3, src4, src5, src6, src7, mask; | 
 |   v16u8 filt0, vec0, vec1, vec2, vec3, vec4, vec5, vec6, vec7; | 
 |   v8u16 out0, out1, out2, out3, out4, out5, out6, out7, filt; | 
 |  | 
 |   mask = LD_SB(&mc_filt_mask_arr[0]); | 
 |  | 
 |   loop_cnt = (height >> 2) - 1; | 
 |  | 
 |   /* rearranging filter */ | 
 |   filt = LD_UH(filter); | 
 |   filt0 = (v16u8)__msa_splati_h((v8i16)filt, 0); | 
 |  | 
 |   LD_SB4(src, src_stride, src0, src2, src4, src6); | 
 |   LD_SB4(src + 8, src_stride, src1, src3, src5, src7); | 
 |   src += (4 * src_stride); | 
 |  | 
 |   VSHF_B2_UB(src0, src0, src1, src1, mask, mask, vec0, vec1); | 
 |   VSHF_B2_UB(src2, src2, src3, src3, mask, mask, vec2, vec3); | 
 |   VSHF_B2_UB(src4, src4, src5, src5, mask, mask, vec4, vec5); | 
 |   VSHF_B2_UB(src6, src6, src7, src7, mask, mask, vec6, vec7); | 
 |   DOTP_UB4_UH(vec0, vec1, vec2, vec3, filt0, filt0, filt0, filt0, out0, out1, | 
 |               out2, out3); | 
 |   DOTP_UB4_UH(vec4, vec5, vec6, vec7, filt0, filt0, filt0, filt0, out4, out5, | 
 |               out6, out7); | 
 |   SRARI_H4_UH(out0, out1, out2, out3, FILTER_BITS); | 
 |   SRARI_H4_UH(out4, out5, out6, out7, FILTER_BITS); | 
 |   PCKEV_ST_SB(out0, out1, dst); | 
 |   dst += dst_stride; | 
 |   PCKEV_ST_SB(out2, out3, dst); | 
 |   dst += dst_stride; | 
 |   PCKEV_ST_SB(out4, out5, dst); | 
 |   dst += dst_stride; | 
 |   PCKEV_ST_SB(out6, out7, dst); | 
 |   dst += dst_stride; | 
 |  | 
 |   for (; loop_cnt--;) { | 
 |     LD_SB4(src, src_stride, src0, src2, src4, src6); | 
 |     LD_SB4(src + 8, src_stride, src1, src3, src5, src7); | 
 |     src += (4 * src_stride); | 
 |  | 
 |     VSHF_B2_UB(src0, src0, src1, src1, mask, mask, vec0, vec1); | 
 |     VSHF_B2_UB(src2, src2, src3, src3, mask, mask, vec2, vec3); | 
 |     VSHF_B2_UB(src4, src4, src5, src5, mask, mask, vec4, vec5); | 
 |     VSHF_B2_UB(src6, src6, src7, src7, mask, mask, vec6, vec7); | 
 |     DOTP_UB4_UH(vec0, vec1, vec2, vec3, filt0, filt0, filt0, filt0, out0, out1, | 
 |                 out2, out3); | 
 |     DOTP_UB4_UH(vec4, vec5, vec6, vec7, filt0, filt0, filt0, filt0, out4, out5, | 
 |                 out6, out7); | 
 |     SRARI_H4_UH(out0, out1, out2, out3, FILTER_BITS); | 
 |     SRARI_H4_UH(out4, out5, out6, out7, FILTER_BITS); | 
 |     PCKEV_ST_SB(out0, out1, dst); | 
 |     dst += dst_stride; | 
 |     PCKEV_ST_SB(out2, out3, dst); | 
 |     dst += dst_stride; | 
 |     PCKEV_ST_SB(out4, out5, dst); | 
 |     dst += dst_stride; | 
 |     PCKEV_ST_SB(out6, out7, dst); | 
 |     dst += dst_stride; | 
 |   } | 
 | } | 
 |  | 
 | static void common_hz_2t_32w_msa(const uint8_t *src, int32_t src_stride, | 
 |                                  uint8_t *dst, int32_t dst_stride, | 
 |                                  int8_t *filter, int32_t height) { | 
 |   uint32_t loop_cnt; | 
 |   v16i8 src0, src1, src2, src3, src4, src5, src6, src7, mask; | 
 |   v16u8 filt0, vec0, vec1, vec2, vec3, vec4, vec5, vec6, vec7; | 
 |   v8u16 out0, out1, out2, out3, out4, out5, out6, out7, filt; | 
 |  | 
 |   mask = LD_SB(&mc_filt_mask_arr[0]); | 
 |  | 
 |   /* rearranging filter */ | 
 |   filt = LD_UH(filter); | 
 |   filt0 = (v16u8)__msa_splati_h((v8i16)filt, 0); | 
 |  | 
 |   for (loop_cnt = height >> 1; loop_cnt--;) { | 
 |     src0 = LD_SB(src); | 
 |     src2 = LD_SB(src + 16); | 
 |     src3 = LD_SB(src + 24); | 
 |     src1 = __msa_sldi_b(src2, src0, 8); | 
 |     src += src_stride; | 
 |     src4 = LD_SB(src); | 
 |     src6 = LD_SB(src + 16); | 
 |     src7 = LD_SB(src + 24); | 
 |     src5 = __msa_sldi_b(src6, src4, 8); | 
 |     src += src_stride; | 
 |  | 
 |     VSHF_B2_UB(src0, src0, src1, src1, mask, mask, vec0, vec1); | 
 |     VSHF_B2_UB(src2, src2, src3, src3, mask, mask, vec2, vec3); | 
 |     VSHF_B2_UB(src4, src4, src5, src5, mask, mask, vec4, vec5); | 
 |     VSHF_B2_UB(src6, src6, src7, src7, mask, mask, vec6, vec7); | 
 |     DOTP_UB4_UH(vec0, vec1, vec2, vec3, filt0, filt0, filt0, filt0, out0, out1, | 
 |                 out2, out3); | 
 |     DOTP_UB4_UH(vec4, vec5, vec6, vec7, filt0, filt0, filt0, filt0, out4, out5, | 
 |                 out6, out7); | 
 |     SRARI_H4_UH(out0, out1, out2, out3, FILTER_BITS); | 
 |     SRARI_H4_UH(out4, out5, out6, out7, FILTER_BITS); | 
 |     PCKEV_ST_SB(out0, out1, dst); | 
 |     PCKEV_ST_SB(out2, out3, dst + 16); | 
 |     dst += dst_stride; | 
 |     PCKEV_ST_SB(out4, out5, dst); | 
 |     PCKEV_ST_SB(out6, out7, dst + 16); | 
 |     dst += dst_stride; | 
 |   } | 
 | } | 
 |  | 
 | static void common_hz_2t_64w_msa(const uint8_t *src, int32_t src_stride, | 
 |                                  uint8_t *dst, int32_t dst_stride, | 
 |                                  int8_t *filter, int32_t height) { | 
 |   uint32_t loop_cnt; | 
 |   v16i8 src0, src1, src2, src3, src4, src5, src6, src7, mask; | 
 |   v16u8 filt0, vec0, vec1, vec2, vec3, vec4, vec5, vec6, vec7; | 
 |   v8u16 out0, out1, out2, out3, out4, out5, out6, out7, filt; | 
 |  | 
 |   mask = LD_SB(&mc_filt_mask_arr[0]); | 
 |  | 
 |   /* rearranging filter */ | 
 |   filt = LD_UH(filter); | 
 |   filt0 = (v16u8)__msa_splati_h((v8i16)filt, 0); | 
 |  | 
 |   for (loop_cnt = height; loop_cnt--;) { | 
 |     src0 = LD_SB(src); | 
 |     src2 = LD_SB(src + 16); | 
 |     src4 = LD_SB(src + 32); | 
 |     src6 = LD_SB(src + 48); | 
 |     src7 = LD_SB(src + 56); | 
 |     SLDI_B3_SB(src2, src4, src6, src0, src2, src4, src1, src3, src5, 8); | 
 |     src += src_stride; | 
 |  | 
 |     VSHF_B2_UB(src0, src0, src1, src1, mask, mask, vec0, vec1); | 
 |     VSHF_B2_UB(src2, src2, src3, src3, mask, mask, vec2, vec3); | 
 |     VSHF_B2_UB(src4, src4, src5, src5, mask, mask, vec4, vec5); | 
 |     VSHF_B2_UB(src6, src6, src7, src7, mask, mask, vec6, vec7); | 
 |     DOTP_UB4_UH(vec0, vec1, vec2, vec3, filt0, filt0, filt0, filt0, out0, out1, | 
 |                 out2, out3); | 
 |     DOTP_UB4_UH(vec4, vec5, vec6, vec7, filt0, filt0, filt0, filt0, out4, out5, | 
 |                 out6, out7); | 
 |     SRARI_H4_UH(out0, out1, out2, out3, FILTER_BITS); | 
 |     SRARI_H4_UH(out4, out5, out6, out7, FILTER_BITS); | 
 |     PCKEV_ST_SB(out0, out1, dst); | 
 |     PCKEV_ST_SB(out2, out3, dst + 16); | 
 |     PCKEV_ST_SB(out4, out5, dst + 32); | 
 |     PCKEV_ST_SB(out6, out7, dst + 48); | 
 |     dst += dst_stride; | 
 |   } | 
 | } | 
 |  | 
 | void aom_convolve8_horiz_msa(const uint8_t *src, ptrdiff_t src_stride, | 
 |                              uint8_t *dst, ptrdiff_t dst_stride, | 
 |                              const int16_t *filter_x, int x_step_q4, | 
 |                              const int16_t *filter_y, int y_step_q4, int w, | 
 |                              int h) { | 
 |   int8_t cnt, filt_hor[8]; | 
 |  | 
 |   assert(x_step_q4 == 16); | 
 |   assert(((const int32_t *)filter_x)[1] != 0x800000); | 
 |  | 
 |   for (cnt = 0; cnt < 8; ++cnt) { | 
 |     filt_hor[cnt] = filter_x[cnt]; | 
 |   } | 
 |  | 
 |   if (((const int32_t *)filter_x)[0] == 0) { | 
 |     switch (w) { | 
 |       case 4: | 
 |         common_hz_2t_4w_msa(src, (int32_t)src_stride, dst, (int32_t)dst_stride, | 
 |                             &filt_hor[3], h); | 
 |         break; | 
 |       case 8: | 
 |         common_hz_2t_8w_msa(src, (int32_t)src_stride, dst, (int32_t)dst_stride, | 
 |                             &filt_hor[3], h); | 
 |         break; | 
 |       case 16: | 
 |         common_hz_2t_16w_msa(src, (int32_t)src_stride, dst, (int32_t)dst_stride, | 
 |                              &filt_hor[3], h); | 
 |         break; | 
 |       case 32: | 
 |         common_hz_2t_32w_msa(src, (int32_t)src_stride, dst, (int32_t)dst_stride, | 
 |                              &filt_hor[3], h); | 
 |         break; | 
 |       case 64: | 
 |         common_hz_2t_64w_msa(src, (int32_t)src_stride, dst, (int32_t)dst_stride, | 
 |                              &filt_hor[3], h); | 
 |         break; | 
 |       default: | 
 |         aom_convolve8_horiz_c(src, src_stride, dst, dst_stride, filter_x, | 
 |                               x_step_q4, filter_y, y_step_q4, w, h); | 
 |         break; | 
 |     } | 
 |   } else { | 
 |     switch (w) { | 
 |       case 4: | 
 |         common_hz_8t_4w_msa(src, (int32_t)src_stride, dst, (int32_t)dst_stride, | 
 |                             filt_hor, h); | 
 |         break; | 
 |       case 8: | 
 |         common_hz_8t_8w_msa(src, (int32_t)src_stride, dst, (int32_t)dst_stride, | 
 |                             filt_hor, h); | 
 |         break; | 
 |       case 16: | 
 |         common_hz_8t_16w_msa(src, (int32_t)src_stride, dst, (int32_t)dst_stride, | 
 |                              filt_hor, h); | 
 |         break; | 
 |       case 32: | 
 |         common_hz_8t_32w_msa(src, (int32_t)src_stride, dst, (int32_t)dst_stride, | 
 |                              filt_hor, h); | 
 |         break; | 
 |       case 64: | 
 |         common_hz_8t_64w_msa(src, (int32_t)src_stride, dst, (int32_t)dst_stride, | 
 |                              filt_hor, h); | 
 |         break; | 
 |       default: | 
 |         aom_convolve8_horiz_c(src, src_stride, dst, dst_stride, filter_x, | 
 |                               x_step_q4, filter_y, y_step_q4, w, h); | 
 |         break; | 
 |     } | 
 |   } | 
 | } |