ref: 14cc2c4709c37b4fde40b1d978f6081e5d7f4f09
dir: /vpx_dsp/mips/vpx_convolve8_msa.c/
/* * Copyright (c) 2015 The WebM project authors. All Rights Reserved. * * Use of this source code is governed by a BSD-style license * that can be found in the LICENSE file in the root of the source * tree. An additional intellectual property rights grant can be found * in the file PATENTS. All contributing project authors may * be found in the AUTHORS file in the root of the source tree. */ #include <assert.h> #include "./vpx_dsp_rtcd.h" #include "vpx_dsp/mips/vpx_convolve_msa.h" const uint8_t mc_filt_mask_arr[16 * 3] = { /* 8 width cases */ 0, 1, 1, 2, 2, 3, 3, 4, 4, 5, 5, 6, 6, 7, 7, 8, /* 4 width cases */ 0, 1, 1, 2, 2, 3, 3, 4, 16, 17, 17, 18, 18, 19, 19, 20, /* 4 width cases */ 8, 9, 9, 10, 10, 11, 11, 12, 24, 25, 25, 26, 26, 27, 27, 28 }; static void common_hv_8ht_8vt_4w_msa(const uint8_t *src, int32_t src_stride, uint8_t *dst, int32_t dst_stride, int8_t *filter_horiz, int8_t *filter_vert, int32_t height) { uint32_t loop_cnt; v16i8 src0, src1, src2, src3, src4, src5, src6, src7, src8, src9, src10; v16i8 filt_hz0, filt_hz1, filt_hz2, filt_hz3; v16u8 mask0, mask1, mask2, mask3, out; v8i16 hz_out0, hz_out1, hz_out2, hz_out3, hz_out4, hz_out5, hz_out6; v8i16 hz_out7, hz_out8, hz_out9, tmp0, tmp1, out0, out1, out2, out3, out4; v8i16 filt, filt_vt0, filt_vt1, filt_vt2, filt_vt3; mask0 = LD_UB(&mc_filt_mask_arr[16]); src -= (3 + 3 * src_stride); /* rearranging filter */ filt = LD_SH(filter_horiz); SPLATI_H4_SB(filt, 0, 1, 2, 3, filt_hz0, filt_hz1, filt_hz2, filt_hz3); mask1 = mask0 + 2; mask2 = mask0 + 4; mask3 = mask0 + 6; LD_SB7(src, src_stride, src0, src1, src2, src3, src4, src5, src6); XORI_B7_128_SB(src0, src1, src2, src3, src4, src5, src6); src += (7 * src_stride); hz_out0 = HORIZ_8TAP_FILT(src0, src1, mask0, mask1, mask2, mask3, filt_hz0, filt_hz1, filt_hz2, filt_hz3); hz_out2 = HORIZ_8TAP_FILT(src2, src3, mask0, mask1, mask2, mask3, filt_hz0, filt_hz1, filt_hz2, filt_hz3); hz_out4 = HORIZ_8TAP_FILT(src4, src5, mask0, mask1, mask2, mask3, filt_hz0, filt_hz1, filt_hz2, filt_hz3); hz_out5 = HORIZ_8TAP_FILT(src5, src6, mask0, mask1, mask2, mask3, filt_hz0, filt_hz1, filt_hz2, filt_hz3); SLDI_B2_SH(hz_out2, hz_out4, hz_out0, hz_out2, hz_out1, hz_out3, 8); filt = LD_SH(filter_vert); SPLATI_H4_SH(filt, 0, 1, 2, 3, filt_vt0, filt_vt1, filt_vt2, filt_vt3); ILVEV_B2_SH(hz_out0, hz_out1, hz_out2, hz_out3, out0, out1); out2 = (v8i16)__msa_ilvev_b((v16i8)hz_out5, (v16i8)hz_out4); for (loop_cnt = (height >> 2); loop_cnt--;) { LD_SB4(src, src_stride, src7, src8, src9, src10); XORI_B4_128_SB(src7, src8, src9, src10); src += (4 * src_stride); hz_out7 = HORIZ_8TAP_FILT(src7, src8, mask0, mask1, mask2, mask3, filt_hz0, filt_hz1, filt_hz2, filt_hz3); hz_out6 = (v8i16)__msa_sldi_b((v16i8)hz_out7, (v16i8)hz_out5, 8); out3 = (v8i16)__msa_ilvev_b((v16i8)hz_out7, (v16i8)hz_out6); tmp0 = FILT_8TAP_DPADD_S_H(out0, out1, out2, out3, filt_vt0, filt_vt1, filt_vt2, filt_vt3); hz_out9 = HORIZ_8TAP_FILT(src9, src10, mask0, mask1, mask2, mask3, filt_hz0, filt_hz1, filt_hz2, filt_hz3); hz_out8 = (v8i16)__msa_sldi_b((v16i8)hz_out9, (v16i8)hz_out7, 8); out4 = (v8i16)__msa_ilvev_b((v16i8)hz_out9, (v16i8)hz_out8); tmp1 = FILT_8TAP_DPADD_S_H(out1, out2, out3, out4, filt_vt0, filt_vt1, filt_vt2, filt_vt3); SRARI_H2_SH(tmp0, tmp1, FILTER_BITS); SAT_SH2_SH(tmp0, tmp1, 7); out = PCKEV_XORI128_UB(tmp0, tmp1); ST4x4_UB(out, out, 0, 1, 2, 3, dst, dst_stride); dst += (4 * dst_stride); hz_out5 = hz_out9; out0 = out2; out1 = out3; out2 = out4; } } static void common_hv_8ht_8vt_8w_msa(const uint8_t *src, int32_t src_stride, uint8_t *dst, int32_t dst_stride, int8_t *filter_horiz, int8_t *filter_vert, int32_t height) { uint32_t loop_cnt; v16i8 src0, src1, src2, src3, src4, src5, src6, src7, src8, src9, src10; v16i8 filt_hz0, filt_hz1, filt_hz2, filt_hz3; v16u8 mask0, mask1, mask2, mask3, vec0, vec1; v8i16 filt, filt_vt0, filt_vt1, filt_vt2, filt_vt3; v8i16 hz_out0, hz_out1, hz_out2, hz_out3, hz_out4, hz_out5, hz_out6; v8i16 hz_out7, hz_out8, hz_out9, hz_out10, tmp0, tmp1, tmp2, tmp3; v8i16 out0, out1, out2, out3, out4, out5, out6, out7, out8, out9; mask0 = LD_UB(&mc_filt_mask_arr[0]); src -= (3 + 3 * src_stride); /* rearranging filter */ filt = LD_SH(filter_horiz); SPLATI_H4_SB(filt, 0, 1, 2, 3, filt_hz0, filt_hz1, filt_hz2, filt_hz3); mask1 = mask0 + 2; mask2 = mask0 + 4; mask3 = mask0 + 6; LD_SB7(src, src_stride, src0, src1, src2, src3, src4, src5, src6); src += (7 * src_stride); XORI_B7_128_SB(src0, src1, src2, src3, src4, src5, src6); hz_out0 = HORIZ_8TAP_FILT(src0, src0, mask0, mask1, mask2, mask3, filt_hz0, filt_hz1, filt_hz2, filt_hz3); hz_out1 = HORIZ_8TAP_FILT(src1, src1, mask0, mask1, mask2, mask3, filt_hz0, filt_hz1, filt_hz2, filt_hz3); hz_out2 = HORIZ_8TAP_FILT(src2, src2, mask0, mask1, mask2, mask3, filt_hz0, filt_hz1, filt_hz2, filt_hz3); hz_out3 = HORIZ_8TAP_FILT(src3, src3, mask0, mask1, mask2, mask3, filt_hz0, filt_hz1, filt_hz2, filt_hz3); hz_out4 = HORIZ_8TAP_FILT(src4, src4, mask0, mask1, mask2, mask3, filt_hz0, filt_hz1, filt_hz2, filt_hz3); hz_out5 = HORIZ_8TAP_FILT(src5, src5, mask0, mask1, mask2, mask3, filt_hz0, filt_hz1, filt_hz2, filt_hz3); hz_out6 = HORIZ_8TAP_FILT(src6, src6, mask0, mask1, mask2, mask3, filt_hz0, filt_hz1, filt_hz2, filt_hz3); filt = LD_SH(filter_vert); SPLATI_H4_SH(filt, 0, 1, 2, 3, filt_vt0, filt_vt1, filt_vt2, filt_vt3); ILVEV_B2_SH(hz_out0, hz_out1, hz_out2, hz_out3, out0, out1); ILVEV_B2_SH(hz_out4, hz_out5, hz_out1, hz_out2, out2, out4); ILVEV_B2_SH(hz_out3, hz_out4, hz_out5, hz_out6, out5, out6); for (loop_cnt = (height >> 2); loop_cnt--;) { LD_SB4(src, src_stride, src7, src8, src9, src10); src += (4 * src_stride); XORI_B4_128_SB(src7, src8, src9, src10); hz_out7 = HORIZ_8TAP_FILT(src7, src7, mask0, mask1, mask2, mask3, filt_hz0, filt_hz1, filt_hz2, filt_hz3); out3 = (v8i16)__msa_ilvev_b((v16i8)hz_out7, (v16i8)hz_out6); tmp0 = FILT_8TAP_DPADD_S_H(out0, out1, out2, out3, filt_vt0, filt_vt1, filt_vt2, filt_vt3); hz_out8 = HORIZ_8TAP_FILT(src8, src8, mask0, mask1, mask2, mask3, filt_hz0, filt_hz1, filt_hz2, filt_hz3); out7 = (v8i16)__msa_ilvev_b((v16i8)hz_out8, (v16i8)hz_out7); tmp1 = FILT_8TAP_DPADD_S_H(out4, out5, out6, out7, filt_vt0, filt_vt1, filt_vt2, filt_vt3); hz_out9 = HORIZ_8TAP_FILT(src9, src9, mask0, mask1, mask2, mask3, filt_hz0, filt_hz1, filt_hz2, filt_hz3); out8 = (v8i16)__msa_ilvev_b((v16i8)hz_out9, (v16i8)hz_out8); tmp2 = FILT_8TAP_DPADD_S_H(out1, out2, out3, out8, filt_vt0, filt_vt1, filt_vt2, filt_vt3); hz_out10 = HORIZ_8TAP_FILT(src10, src10, mask0, mask1, mask2, mask3, filt_hz0, filt_hz1, filt_hz2, filt_hz3); out9 = (v8i16)__msa_ilvev_b((v16i8)hz_out10, (v16i8)hz_out9); tmp3 = FILT_8TAP_DPADD_S_H(out5, out6, out7, out9, filt_vt0, filt_vt1, filt_vt2, filt_vt3); SRARI_H4_SH(tmp0, tmp1, tmp2, tmp3, FILTER_BITS); SAT_SH4_SH(tmp0, tmp1, tmp2, tmp3, 7); vec0 = PCKEV_XORI128_UB(tmp0, tmp1); vec1 = PCKEV_XORI128_UB(tmp2, tmp3); ST8x4_UB(vec0, vec1, dst, dst_stride); dst += (4 * dst_stride); hz_out6 = hz_out10; out0 = out2; out1 = out3; out2 = out8; out4 = out6; out5 = out7; out6 = out9; } } static void common_hv_8ht_8vt_16w_msa(const uint8_t *src, int32_t src_stride, uint8_t *dst, int32_t dst_stride, int8_t *filter_horiz, int8_t *filter_vert, int32_t height) { int32_t multiple8_cnt; for (multiple8_cnt = 2; multiple8_cnt--;) { common_hv_8ht_8vt_8w_msa(src, src_stride, dst, dst_stride, filter_horiz, filter_vert, height); src += 8; dst += 8; } } static void common_hv_8ht_8vt_32w_msa(const uint8_t *src, int32_t src_stride, uint8_t *dst, int32_t dst_stride, int8_t *filter_horiz, int8_t *filter_vert, int32_t height) { int32_t multiple8_cnt; for (multiple8_cnt = 4; multiple8_cnt--;) { common_hv_8ht_8vt_8w_msa(src, src_stride, dst, dst_stride, filter_horiz, filter_vert, height); src += 8; dst += 8; } } static void common_hv_8ht_8vt_64w_msa(const uint8_t *src, int32_t src_stride, uint8_t *dst, int32_t dst_stride, int8_t *filter_horiz, int8_t *filter_vert, int32_t height) { int32_t multiple8_cnt; for (multiple8_cnt = 8; multiple8_cnt--;) { common_hv_8ht_8vt_8w_msa(src, src_stride, dst, dst_stride, filter_horiz, filter_vert, height); src += 8; dst += 8; } } static void common_hv_2ht_2vt_4x4_msa(const uint8_t *src, int32_t src_stride, uint8_t *dst, int32_t dst_stride, int8_t *filter_horiz, int8_t *filter_vert) { v16i8 src0, src1, src2, src3, src4, mask; v16u8 filt_vt, filt_hz, vec0, vec1, res0, res1; v8u16 hz_out0, hz_out1, hz_out2, hz_out3, hz_out4, filt, tmp0, tmp1; mask = LD_SB(&mc_filt_mask_arr[16]); /* rearranging filter */ filt = LD_UH(filter_horiz); filt_hz = (v16u8)__msa_splati_h((v8i16)filt, 0); filt = LD_UH(filter_vert); filt_vt = (v16u8)__msa_splati_h((v8i16)filt, 0); LD_SB5(src, src_stride, src0, src1, src2, src3, src4); hz_out0 = HORIZ_2TAP_FILT_UH(src0, src1, mask, filt_hz, FILTER_BITS); hz_out2 = HORIZ_2TAP_FILT_UH(src2, src3, mask, filt_hz, FILTER_BITS); hz_out4 = HORIZ_2TAP_FILT_UH(src4, src4, mask, filt_hz, FILTER_BITS); hz_out1 = (v8u16)__msa_sldi_b((v16i8)hz_out2, (v16i8)hz_out0, 8); hz_out3 = (v8u16)__msa_pckod_d((v2i64)hz_out4, (v2i64)hz_out2); ILVEV_B2_UB(hz_out0, hz_out1, hz_out2, hz_out3, vec0, vec1); DOTP_UB2_UH(vec0, vec1, filt_vt, filt_vt, tmp0, tmp1); SRARI_H2_UH(tmp0, tmp1, FILTER_BITS); PCKEV_B2_UB(tmp0, tmp0, tmp1, tmp1, res0, res1); ST4x4_UB(res0, res1, 0, 1, 0, 1, dst, dst_stride); } static void common_hv_2ht_2vt_4x8_msa(const uint8_t *src, int32_t src_stride, uint8_t *dst, int32_t dst_stride, int8_t *filter_horiz, int8_t *filter_vert) { v16i8 src0, src1, src2, src3, src4, src5, src6, src7, src8, mask; v16i8 res0, res1, res2, res3; v16u8 filt_hz, filt_vt, vec0, vec1, vec2, vec3; v8u16 hz_out0, hz_out1, hz_out2, hz_out3, hz_out4, hz_out5, hz_out6; v8u16 hz_out7, hz_out8, vec4, vec5, vec6, vec7, filt; mask = LD_SB(&mc_filt_mask_arr[16]); /* rearranging filter */ filt = LD_UH(filter_horiz); filt_hz = (v16u8)__msa_splati_h((v8i16)filt, 0); filt = LD_UH(filter_vert); filt_vt = (v16u8)__msa_splati_h((v8i16)filt, 0); LD_SB8(src, src_stride, src0, src1, src2, src3, src4, src5, src6, src7); src += (8 * src_stride); src8 = LD_SB(src); hz_out0 = HORIZ_2TAP_FILT_UH(src0, src1, mask, filt_hz, FILTER_BITS); hz_out2 = HORIZ_2TAP_FILT_UH(src2, src3, mask, filt_hz, FILTER_BITS); hz_out4 = HORIZ_2TAP_FILT_UH(src4, src5, mask, filt_hz, FILTER_BITS); hz_out6 = HORIZ_2TAP_FILT_UH(src6, src7, mask, filt_hz, FILTER_BITS); hz_out8 = HORIZ_2TAP_FILT_UH(src8, src8, mask, filt_hz, FILTER_BITS); SLDI_B3_UH(hz_out2, hz_out4, hz_out6, hz_out0, hz_out2, hz_out4, hz_out1, hz_out3, hz_out5, 8); hz_out7 = (v8u16)__msa_pckod_d((v2i64)hz_out8, (v2i64)hz_out6); ILVEV_B2_UB(hz_out0, hz_out1, hz_out2, hz_out3, vec0, vec1); ILVEV_B2_UB(hz_out4, hz_out5, hz_out6, hz_out7, vec2, vec3); DOTP_UB4_UH(vec0, vec1, vec2, vec3, filt_vt, filt_vt, filt_vt, filt_vt, 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_hv_2ht_2vt_4w_msa(const uint8_t *src, int32_t src_stride, uint8_t *dst, int32_t dst_stride, int8_t *filter_horiz, int8_t *filter_vert, int32_t height) { if (4 == height) { common_hv_2ht_2vt_4x4_msa(src, src_stride, dst, dst_stride, filter_horiz, filter_vert); } else if (8 == height) { common_hv_2ht_2vt_4x8_msa(src, src_stride, dst, dst_stride, filter_horiz, filter_vert); } } static void common_hv_2ht_2vt_8x4_msa(const uint8_t *src, int32_t src_stride, uint8_t *dst, int32_t dst_stride, int8_t *filter_horiz, int8_t *filter_vert) { v16i8 src0, src1, src2, src3, src4, mask, out0, out1; v16u8 filt_hz, filt_vt, vec0, vec1, vec2, vec3; v8u16 hz_out0, hz_out1, tmp0, tmp1, tmp2, tmp3; v8i16 filt; mask = LD_SB(&mc_filt_mask_arr[0]); /* rearranging filter */ filt = LD_SH(filter_horiz); filt_hz = (v16u8)__msa_splati_h(filt, 0); filt = LD_SH(filter_vert); filt_vt = (v16u8)__msa_splati_h(filt, 0); LD_SB5(src, src_stride, src0, src1, src2, src3, src4); hz_out0 = HORIZ_2TAP_FILT_UH(src0, src0, mask, filt_hz, FILTER_BITS); hz_out1 = HORIZ_2TAP_FILT_UH(src1, src1, mask, filt_hz, FILTER_BITS); vec0 = (v16u8)__msa_ilvev_b((v16i8)hz_out1, (v16i8)hz_out0); tmp0 = __msa_dotp_u_h(vec0, filt_vt); hz_out0 = HORIZ_2TAP_FILT_UH(src2, src2, mask, filt_hz, FILTER_BITS); vec1 = (v16u8)__msa_ilvev_b((v16i8)hz_out0, (v16i8)hz_out1); tmp1 = __msa_dotp_u_h(vec1, filt_vt); hz_out1 = HORIZ_2TAP_FILT_UH(src3, src3, mask, filt_hz, FILTER_BITS); vec2 = (v16u8)__msa_ilvev_b((v16i8)hz_out1, (v16i8)hz_out0); tmp2 = __msa_dotp_u_h(vec2, filt_vt); hz_out0 = HORIZ_2TAP_FILT_UH(src4, src4, mask, filt_hz, FILTER_BITS); vec3 = (v16u8)__msa_ilvev_b((v16i8)hz_out0, (v16i8)hz_out1); tmp3 = __msa_dotp_u_h(vec3, filt_vt); SRARI_H4_UH(tmp0, tmp1, tmp2, tmp3, FILTER_BITS); PCKEV_B2_SB(tmp1, tmp0, tmp3, tmp2, out0, out1); ST8x4_UB(out0, out1, dst, dst_stride); } static void common_hv_2ht_2vt_8x8mult_msa(const uint8_t *src, int32_t src_stride, uint8_t *dst, int32_t dst_stride, int8_t *filter_horiz, int8_t *filter_vert, int32_t height) { uint32_t loop_cnt; v16i8 src0, src1, src2, src3, src4, mask, out0, out1; v16u8 filt_hz, filt_vt, vec0; v8u16 hz_out0, hz_out1, tmp1, tmp2, tmp3, tmp4, tmp5, tmp6, tmp7, tmp8; v8i16 filt; mask = LD_SB(&mc_filt_mask_arr[0]); /* rearranging filter */ filt = LD_SH(filter_horiz); filt_hz = (v16u8)__msa_splati_h(filt, 0); filt = LD_SH(filter_vert); filt_vt = (v16u8)__msa_splati_h(filt, 0); src0 = LD_SB(src); src += src_stride; hz_out0 = HORIZ_2TAP_FILT_UH(src0, src0, mask, filt_hz, FILTER_BITS); for (loop_cnt = (height >> 3); loop_cnt--;) { LD_SB4(src, src_stride, src1, src2, src3, src4); src += (4 * src_stride); hz_out1 = HORIZ_2TAP_FILT_UH(src1, src1, mask, filt_hz, FILTER_BITS); vec0 = (v16u8)__msa_ilvev_b((v16i8)hz_out1, (v16i8)hz_out0); tmp1 = __msa_dotp_u_h(vec0, filt_vt); hz_out0 = HORIZ_2TAP_FILT_UH(src2, src2, mask, filt_hz, FILTER_BITS); vec0 = (v16u8)__msa_ilvev_b((v16i8)hz_out0, (v16i8)hz_out1); tmp2 = __msa_dotp_u_h(vec0, filt_vt); SRARI_H2_UH(tmp1, tmp2, FILTER_BITS); hz_out1 = HORIZ_2TAP_FILT_UH(src3, src3, mask, filt_hz, FILTER_BITS); vec0 = (v16u8)__msa_ilvev_b((v16i8)hz_out1, (v16i8)hz_out0); tmp3 = __msa_dotp_u_h(vec0, filt_vt); hz_out0 = HORIZ_2TAP_FILT_UH(src4, src4, mask, filt_hz, FILTER_BITS); LD_SB4(src, src_stride, src1, src2, src3, src4); src += (4 * src_stride); vec0 = (v16u8)__msa_ilvev_b((v16i8)hz_out0, (v16i8)hz_out1); tmp4 = __msa_dotp_u_h(vec0, filt_vt); SRARI_H2_UH(tmp3, tmp4, FILTER_BITS); PCKEV_B2_SB(tmp2, tmp1, tmp4, tmp3, out0, out1); ST8x4_UB(out0, out1, dst, dst_stride); dst += (4 * dst_stride); hz_out1 = HORIZ_2TAP_FILT_UH(src1, src1, mask, filt_hz, FILTER_BITS); vec0 = (v16u8)__msa_ilvev_b((v16i8)hz_out1, (v16i8)hz_out0); tmp5 = __msa_dotp_u_h(vec0, filt_vt); hz_out0 = HORIZ_2TAP_FILT_UH(src2, src2, mask, filt_hz, FILTER_BITS); vec0 = (v16u8)__msa_ilvev_b((v16i8)hz_out0, (v16i8)hz_out1); tmp6 = __msa_dotp_u_h(vec0, filt_vt); hz_out1 = HORIZ_2TAP_FILT_UH(src3, src3, mask, filt_hz, FILTER_BITS); vec0 = (v16u8)__msa_ilvev_b((v16i8)hz_out1, (v16i8)hz_out0); tmp7 = __msa_dotp_u_h(vec0, filt_vt); hz_out0 = HORIZ_2TAP_FILT_UH(src4, src4, mask, filt_hz, FILTER_BITS); vec0 = (v16u8)__msa_ilvev_b((v16i8)hz_out0, (v16i8)hz_out1); tmp8 = __msa_dotp_u_h(vec0, filt_vt); SRARI_H4_UH(tmp5, tmp6, tmp7, tmp8, FILTER_BITS); PCKEV_B2_SB(tmp6, tmp5, tmp8, tmp7, out0, out1); ST8x4_UB(out0, out1, dst, dst_stride); dst += (4 * dst_stride); } } static void common_hv_2ht_2vt_8w_msa(const uint8_t *src, int32_t src_stride, uint8_t *dst, int32_t dst_stride, int8_t *filter_horiz, int8_t *filter_vert, int32_t height) { if (4 == height) { common_hv_2ht_2vt_8x4_msa(src, src_stride, dst, dst_stride, filter_horiz, filter_vert); } else { common_hv_2ht_2vt_8x8mult_msa(src, src_stride, dst, dst_stride, filter_horiz, filter_vert, height); } } static void common_hv_2ht_2vt_16w_msa(const uint8_t *src, int32_t src_stride, uint8_t *dst, int32_t dst_stride, int8_t *filter_horiz, int8_t *filter_vert, int32_t height) { uint32_t loop_cnt; v16i8 src0, src1, src2, src3, src4, src5, src6, src7, mask; v16u8 filt_hz, filt_vt, vec0, vec1; v8u16 tmp1, tmp2, hz_out0, hz_out1, hz_out2, hz_out3; v8i16 filt; mask = LD_SB(&mc_filt_mask_arr[0]); /* rearranging filter */ filt = LD_SH(filter_horiz); filt_hz = (v16u8)__msa_splati_h(filt, 0); filt = LD_SH(filter_vert); filt_vt = (v16u8)__msa_splati_h(filt, 0); LD_SB2(src, 8, src0, src1); src += src_stride; hz_out0 = HORIZ_2TAP_FILT_UH(src0, src0, mask, filt_hz, FILTER_BITS); hz_out2 = HORIZ_2TAP_FILT_UH(src1, src1, mask, filt_hz, FILTER_BITS); for (loop_cnt = (height >> 2); 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); hz_out1 = HORIZ_2TAP_FILT_UH(src0, src0, mask, filt_hz, FILTER_BITS); hz_out3 = HORIZ_2TAP_FILT_UH(src1, src1, mask, filt_hz, FILTER_BITS); ILVEV_B2_UB(hz_out0, hz_out1, hz_out2, hz_out3, vec0, vec1); DOTP_UB2_UH(vec0, vec1, filt_vt, filt_vt, tmp1, tmp2); SRARI_H2_UH(tmp1, tmp2, FILTER_BITS); PCKEV_ST_SB(tmp1, tmp2, dst); dst += dst_stride; hz_out0 = HORIZ_2TAP_FILT_UH(src2, src2, mask, filt_hz, FILTER_BITS); hz_out2 = HORIZ_2TAP_FILT_UH(src3, src3, mask, filt_hz, FILTER_BITS); ILVEV_B2_UB(hz_out1, hz_out0, hz_out3, hz_out2, vec0, vec1); DOTP_UB2_UH(vec0, vec1, filt_vt, filt_vt, tmp1, tmp2); SRARI_H2_UH(tmp1, tmp2, FILTER_BITS); PCKEV_ST_SB(tmp1, tmp2, dst); dst += dst_stride; hz_out1 = HORIZ_2TAP_FILT_UH(src4, src4, mask, filt_hz, FILTER_BITS); hz_out3 = HORIZ_2TAP_FILT_UH(src5, src5, mask, filt_hz, FILTER_BITS); ILVEV_B2_UB(hz_out0, hz_out1, hz_out2, hz_out3, vec0, vec1); DOTP_UB2_UH(vec0, vec1, filt_vt, filt_vt, tmp1, tmp2); SRARI_H2_UH(tmp1, tmp2, FILTER_BITS); PCKEV_ST_SB(tmp1, tmp2, dst); dst += dst_stride; hz_out0 = HORIZ_2TAP_FILT_UH(src6, src6, mask, filt_hz, FILTER_BITS); hz_out2 = HORIZ_2TAP_FILT_UH(src7, src7, mask, filt_hz, FILTER_BITS); ILVEV_B2_UB(hz_out1, hz_out0, hz_out3, hz_out2, vec0, vec1); DOTP_UB2_UH(vec0, vec1, filt_vt, filt_vt, tmp1, tmp2); SRARI_H2_UH(tmp1, tmp2, FILTER_BITS); PCKEV_ST_SB(tmp1, tmp2, dst); dst += dst_stride; } } static void common_hv_2ht_2vt_32w_msa(const uint8_t *src, int32_t src_stride, uint8_t *dst, int32_t dst_stride, int8_t *filter_horiz, int8_t *filter_vert, int32_t height) { int32_t multiple8_cnt; for (multiple8_cnt = 2; multiple8_cnt--;) { common_hv_2ht_2vt_16w_msa(src, src_stride, dst, dst_stride, filter_horiz, filter_vert, height); src += 16; dst += 16; } } static void common_hv_2ht_2vt_64w_msa(const uint8_t *src, int32_t src_stride, uint8_t *dst, int32_t dst_stride, int8_t *filter_horiz, int8_t *filter_vert, int32_t height) { int32_t multiple8_cnt; for (multiple8_cnt = 4; multiple8_cnt--;) { common_hv_2ht_2vt_16w_msa(src, src_stride, dst, dst_stride, filter_horiz, filter_vert, height); src += 16; dst += 16; } } void vpx_convolve8_msa(const uint8_t *src, ptrdiff_t src_stride, uint8_t *dst, ptrdiff_t dst_stride, const InterpKernel *filter, int x0_q4, int32_t x_step_q4, int y0_q4, int32_t y_step_q4, int32_t w, int32_t h) { const int16_t *const filter_x = filter[x0_q4]; const int16_t *const filter_y = filter[y0_q4]; int8_t cnt, filt_hor[8], filt_ver[8]; assert(x_step_q4 == 16); assert(y_step_q4 == 16); assert(((const int32_t *)filter_x)[1] != 0x800000); assert(((const int32_t *)filter_y)[1] != 0x800000); for (cnt = 0; cnt < 8; ++cnt) { filt_hor[cnt] = filter_x[cnt]; filt_ver[cnt] = filter_y[cnt]; } if (vpx_get_filter_taps(filter_x) == 2 && vpx_get_filter_taps(filter_y) == 2) { switch (w) { case 4: common_hv_2ht_2vt_4w_msa(src, (int32_t)src_stride, dst, (int32_t)dst_stride, &filt_hor[3], &filt_ver[3], (int32_t)h); break; case 8: common_hv_2ht_2vt_8w_msa(src, (int32_t)src_stride, dst, (int32_t)dst_stride, &filt_hor[3], &filt_ver[3], (int32_t)h); break; case 16: common_hv_2ht_2vt_16w_msa(src, (int32_t)src_stride, dst, (int32_t)dst_stride, &filt_hor[3], &filt_ver[3], (int32_t)h); break; case 32: common_hv_2ht_2vt_32w_msa(src, (int32_t)src_stride, dst, (int32_t)dst_stride, &filt_hor[3], &filt_ver[3], (int32_t)h); break; case 64: common_hv_2ht_2vt_64w_msa(src, (int32_t)src_stride, dst, (int32_t)dst_stride, &filt_hor[3], &filt_ver[3], (int32_t)h); break; default: vpx_convolve8_c(src, src_stride, dst, dst_stride, filter, x0_q4, x_step_q4, y0_q4, y_step_q4, w, h); break; } } else if (vpx_get_filter_taps(filter_x) == 2 || vpx_get_filter_taps(filter_y) == 2) { vpx_convolve8_c(src, src_stride, dst, dst_stride, filter, x0_q4, x_step_q4, y0_q4, y_step_q4, w, h); } else { switch (w) { case 4: common_hv_8ht_8vt_4w_msa(src, (int32_t)src_stride, dst, (int32_t)dst_stride, filt_hor, filt_ver, (int32_t)h); break; case 8: common_hv_8ht_8vt_8w_msa(src, (int32_t)src_stride, dst, (int32_t)dst_stride, filt_hor, filt_ver, (int32_t)h); break; case 16: common_hv_8ht_8vt_16w_msa(src, (int32_t)src_stride, dst, (int32_t)dst_stride, filt_hor, filt_ver, (int32_t)h); break; case 32: common_hv_8ht_8vt_32w_msa(src, (int32_t)src_stride, dst, (int32_t)dst_stride, filt_hor, filt_ver, (int32_t)h); break; case 64: common_hv_8ht_8vt_64w_msa(src, (int32_t)src_stride, dst, (int32_t)dst_stride, filt_hor, filt_ver, (int32_t)h); break; default: vpx_convolve8_c(src, src_stride, dst, dst_stride, filter, x0_q4, x_step_q4, y0_q4, y_step_q4, w, h); break; } } } static void filter_horiz_w4_msa(const uint8_t *src_x, ptrdiff_t src_pitch, uint8_t *dst, const int16_t *x_filter) { uint64_t srcd0, srcd1, srcd2, srcd3; uint32_t res; v16u8 src0 = { 0 }, src1 = { 0 }, dst0; v16i8 out0, out1; v16i8 shf1 = { 0, 8, 16, 24, 4, 12, 20, 28, 1, 9, 17, 25, 5, 13, 21, 29 }; v16i8 shf2 = shf1 + 2; v16i8 filt_shf0 = { 0, 1, 0, 1, 0, 1, 0, 1, 8, 9, 8, 9, 8, 9, 8, 9 }; v16i8 filt_shf1 = filt_shf0 + 2; v16i8 filt_shf2 = filt_shf0 + 4; v16i8 filt_shf3 = filt_shf0 + 6; v8i16 filt, src0_h, src1_h, src2_h, src3_h, filt0, filt1, filt2, filt3; LD4(src_x, src_pitch, srcd0, srcd1, srcd2, srcd3); INSERT_D2_UB(srcd0, srcd1, src0); INSERT_D2_UB(srcd2, srcd3, src1); VSHF_B2_SB(src0, src1, src0, src1, shf1, shf2, out0, out1); XORI_B2_128_SB(out0, out1); UNPCK_SB_SH(out0, src0_h, src1_h); UNPCK_SB_SH(out1, src2_h, src3_h); filt = LD_SH(x_filter); VSHF_B2_SH(filt, filt, filt, filt, filt_shf0, filt_shf1, filt0, filt1); VSHF_B2_SH(filt, filt, filt, filt, filt_shf2, filt_shf3, filt2, filt3); src0_h *= filt0; src0_h += src1_h * filt1; src0_h += src2_h * filt2; src0_h += src3_h * filt3; src1_h = (v8i16)__msa_sldi_b((v16i8)src0_h, (v16i8)src0_h, 8); src0_h = __msa_adds_s_h(src0_h, src1_h); src0_h = __msa_srari_h(src0_h, FILTER_BITS); src0_h = __msa_sat_s_h(src0_h, 7); dst0 = PCKEV_XORI128_UB(src0_h, src0_h); res = __msa_copy_u_w((v4i32)dst0, 0); SW(res, dst); } static void filter_horiz_w8_msa(const uint8_t *src_x, ptrdiff_t src_pitch, uint8_t *dst, const int16_t *x_filter) { uint64_t srcd0, srcd1, srcd2, srcd3; v16u8 src0 = { 0 }, src1 = { 0 }, src2 = { 0 }, src3 = { 0 }; v16u8 tmp0, tmp1, tmp2, tmp3, dst0; v16i8 out0, out1, out2, out3; v16i8 shf1 = { 0, 8, 16, 24, 1, 9, 17, 25, 2, 10, 18, 26, 3, 11, 19, 27 }; v16i8 shf2 = shf1 + 4; v8i16 filt, src0_h, src1_h, src2_h, src3_h, src4_h, src5_h, src6_h, src7_h; v8i16 filt0, filt1, filt2, filt3, filt4, filt5, filt6, filt7; LD4(src_x, src_pitch, srcd0, srcd1, srcd2, srcd3); INSERT_D2_UB(srcd0, srcd1, src0); INSERT_D2_UB(srcd2, srcd3, src1); LD4(src_x + 4 * src_pitch, src_pitch, srcd0, srcd1, srcd2, srcd3); INSERT_D2_UB(srcd0, srcd1, src2); INSERT_D2_UB(srcd2, srcd3, src3); filt = LD_SH(x_filter); SPLATI_H4_SH(filt, 0, 1, 2, 3, filt0, filt1, filt2, filt3); SPLATI_H4_SH(filt, 4, 5, 6, 7, filt4, filt5, filt6, filt7); // transpose VSHF_B2_UB(src0, src1, src0, src1, shf1, shf2, tmp0, tmp1); VSHF_B2_UB(src2, src3, src2, src3, shf1, shf2, tmp2, tmp3); ILVRL_W2_SB(tmp2, tmp0, out0, out1); ILVRL_W2_SB(tmp3, tmp1, out2, out3); XORI_B4_128_SB(out0, out1, out2, out3); UNPCK_SB_SH(out0, src0_h, src1_h); UNPCK_SB_SH(out1, src2_h, src3_h); UNPCK_SB_SH(out2, src4_h, src5_h); UNPCK_SB_SH(out3, src6_h, src7_h); src0_h *= filt0; src4_h *= filt4; src0_h += src1_h * filt1; src4_h += src5_h * filt5; src0_h += src2_h * filt2; src4_h += src6_h * filt6; src0_h += src3_h * filt3; src4_h += src7_h * filt7; src0_h = __msa_adds_s_h(src0_h, src4_h); src0_h = __msa_srari_h(src0_h, FILTER_BITS); src0_h = __msa_sat_s_h(src0_h, 7); dst0 = PCKEV_XORI128_UB(src0_h, src0_h); ST8x1_UB(dst0, dst); } static void filter_horiz_w16_msa(const uint8_t *src_x, ptrdiff_t src_pitch, uint8_t *dst, const int16_t *x_filter) { uint64_t srcd0, srcd1, srcd2, srcd3; v16u8 src0 = { 0 }, src1 = { 0 }, src2 = { 0 }, src3 = { 0 }; v16u8 src4 = { 0 }, src5 = { 0 }, src6 = { 0 }, src7 = { 0 }; v16u8 tmp0, tmp1, tmp2, tmp3, dst0; v16i8 out0, out1, out2, out3, out4, out5, out6, out7; v16i8 shf1 = { 0, 8, 16, 24, 1, 9, 17, 25, 2, 10, 18, 26, 3, 11, 19, 27 }; v16i8 shf2 = shf1 + 4; v8i16 filt, src0_h, src1_h, src2_h, src3_h, src4_h, src5_h, src6_h, src7_h; v8i16 filt0, filt1, filt2, filt3, filt4, filt5, filt6, filt7; v8i16 dst0_h, dst1_h, dst2_h, dst3_h; LD4(src_x, src_pitch, srcd0, srcd1, srcd2, srcd3); INSERT_D2_UB(srcd0, srcd1, src0); INSERT_D2_UB(srcd2, srcd3, src1); LD4(src_x + 4 * src_pitch, src_pitch, srcd0, srcd1, srcd2, srcd3); INSERT_D2_UB(srcd0, srcd1, src2); INSERT_D2_UB(srcd2, srcd3, src3); LD4(src_x + 8 * src_pitch, src_pitch, srcd0, srcd1, srcd2, srcd3); INSERT_D2_UB(srcd0, srcd1, src4); INSERT_D2_UB(srcd2, srcd3, src5); LD4(src_x + 12 * src_pitch, src_pitch, srcd0, srcd1, srcd2, srcd3); INSERT_D2_UB(srcd0, srcd1, src6); INSERT_D2_UB(srcd2, srcd3, src7); filt = LD_SH(x_filter); SPLATI_H4_SH(filt, 0, 1, 2, 3, filt0, filt1, filt2, filt3); SPLATI_H4_SH(filt, 4, 5, 6, 7, filt4, filt5, filt6, filt7); // transpose VSHF_B2_UB(src0, src1, src0, src1, shf1, shf2, tmp0, tmp1); VSHF_B2_UB(src2, src3, src2, src3, shf1, shf2, tmp2, tmp3); ILVRL_W2_SB(tmp2, tmp0, out0, out1); ILVRL_W2_SB(tmp3, tmp1, out2, out3); XORI_B4_128_SB(out0, out1, out2, out3); UNPCK_SB_SH(out0, src0_h, src1_h); UNPCK_SB_SH(out1, src2_h, src3_h); UNPCK_SB_SH(out2, src4_h, src5_h); UNPCK_SB_SH(out3, src6_h, src7_h); VSHF_B2_UB(src4, src5, src4, src5, shf1, shf2, tmp0, tmp1); VSHF_B2_UB(src6, src7, src6, src7, shf1, shf2, tmp2, tmp3); ILVRL_W2_SB(tmp2, tmp0, out4, out5); ILVRL_W2_SB(tmp3, tmp1, out6, out7); XORI_B4_128_SB(out4, out5, out6, out7); dst0_h = src0_h * filt0; dst1_h = src4_h * filt4; dst0_h += src1_h * filt1; dst1_h += src5_h * filt5; dst0_h += src2_h * filt2; dst1_h += src6_h * filt6; dst0_h += src3_h * filt3; dst1_h += src7_h * filt7; UNPCK_SB_SH(out4, src0_h, src1_h); UNPCK_SB_SH(out5, src2_h, src3_h); UNPCK_SB_SH(out6, src4_h, src5_h); UNPCK_SB_SH(out7, src6_h, src7_h); dst2_h = src0_h * filt0; dst3_h = src4_h * filt4; dst2_h += src1_h * filt1; dst3_h += src5_h * filt5; dst2_h += src2_h * filt2; dst3_h += src6_h * filt6; dst2_h += src3_h * filt3; dst3_h += src7_h * filt7; ADDS_SH2_SH(dst0_h, dst1_h, dst2_h, dst3_h, dst0_h, dst2_h); SRARI_H2_SH(dst0_h, dst2_h, FILTER_BITS); SAT_SH2_SH(dst0_h, dst2_h, 7); dst0 = PCKEV_XORI128_UB(dst0_h, dst2_h); ST_UB(dst0, dst); } static void transpose4x4_to_dst(const uint8_t *src, uint8_t *dst, ptrdiff_t dst_stride) { v16u8 in0; v16i8 out0 = { 0, 4, 8, 12, 1, 5, 9, 13, 2, 6, 10, 14, 3, 7, 11, 15 }; in0 = LD_UB(src); out0 = __msa_vshf_b(out0, (v16i8)in0, (v16i8)in0); ST4x4_UB(out0, out0, 0, 1, 2, 3, dst, dst_stride); } static void transpose8x8_to_dst(const uint8_t *src, uint8_t *dst, ptrdiff_t dst_stride) { v16u8 in0, in1, in2, in3, out0, out1, out2, out3, tmp0, tmp1, tmp2, tmp3; v16i8 shf1 = { 0, 8, 16, 24, 1, 9, 17, 25, 2, 10, 18, 26, 3, 11, 19, 27 }; v16i8 shf2 = shf1 + 4; LD_UB4(src, 16, in0, in1, in2, in3); VSHF_B2_UB(in0, in1, in0, in1, shf1, shf2, tmp0, tmp1); VSHF_B2_UB(in2, in3, in2, in3, shf1, shf2, tmp2, tmp3); ILVRL_W2_UB(tmp2, tmp0, out0, out1); ILVRL_W2_UB(tmp3, tmp1, out2, out3); ST8x4_UB(out0, out1, dst, dst_stride); ST8x4_UB(out2, out3, dst + 4 * dst_stride, dst_stride); } static void transpose16x16_to_dst(const uint8_t *src, uint8_t *dst, ptrdiff_t dst_stride) { v16u8 in0, in1, in2, in3, in4, in5, in6, in7, in8, in9, in10, in11, in12; v16u8 in13, in14, in15, out0, out1, out2, out3, out4, out5, out6, out7, out8; v16u8 out9, out10, out11, out12, out13, out14, out15; LD_UB8(src, 16, in0, in1, in2, in3, in4, in5, in6, in7); LD_UB8(src + 16 * 8, 16, in8, in9, in10, in11, in12, in13, in14, in15); TRANSPOSE16x8_UB_UB(in0, in1, in2, in3, in4, in5, in6, in7, in8, in9, in10, in11, in12, in13, in14, in15, out0, out1, out2, out3, out4, out5, out6, out7); ST_UB8(out0, out1, out2, out3, out4, out5, out6, out7, dst, dst_stride); dst += 8 * dst_stride; SLDI_B4_0_UB(in0, in1, in2, in3, in0, in1, in2, in3, 8); SLDI_B4_0_UB(in4, in5, in6, in7, in4, in5, in6, in7, 8); SLDI_B4_0_UB(in8, in9, in10, in11, in8, in9, in10, in11, 8); SLDI_B4_0_UB(in12, in13, in14, in15, in12, in13, in14, in15, 8); TRANSPOSE16x8_UB_UB(in0, in1, in2, in3, in4, in5, in6, in7, in8, in9, in10, in11, in12, in13, in14, in15, out8, out9, out10, out11, out12, out13, out14, out15); ST_UB8(out8, out9, out10, out11, out12, out13, out14, out15, dst, dst_stride); } static void scaledconvolve_horiz_w4(const uint8_t *src, ptrdiff_t src_stride, uint8_t *dst, ptrdiff_t dst_stride, const InterpKernel *x_filters, int x0_q4, int x_step_q4, int h) { DECLARE_ALIGNED(16, uint8_t, temp[4 * 4]); int y, z, i; src -= SUBPEL_TAPS / 2 - 1; for (y = 0; y < h; y += 4) { int x_q4 = x0_q4; for (z = 0; z < 4; ++z) { const uint8_t *const src_x = &src[x_q4 >> SUBPEL_BITS]; const int16_t *const x_filter = x_filters[x_q4 & SUBPEL_MASK]; if (x_q4 & SUBPEL_MASK) { filter_horiz_w4_msa(src_x, src_stride, temp + (z * 4), x_filter); } else { for (i = 0; i < 4; ++i) { temp[z * 4 + i] = src_x[i * src_stride + 3]; } } x_q4 += x_step_q4; } transpose4x4_to_dst(temp, dst, dst_stride); src += src_stride * 4; dst += dst_stride * 4; } } static void scaledconvolve_horiz_w8(const uint8_t *src, ptrdiff_t src_stride, uint8_t *dst, ptrdiff_t dst_stride, const InterpKernel *x_filters, int x0_q4, int x_step_q4, int h) { DECLARE_ALIGNED(16, uint8_t, temp[8 * 8]); int y, z, i; src -= SUBPEL_TAPS / 2 - 1; // This function processes 8x8 areas. The intermediate height is not always // a multiple of 8, so force it to be a multiple of 8 here. y = h + (8 - (h & 0x7)); do { int x_q4 = x0_q4; for (z = 0; z < 8; ++z) { const uint8_t *const src_x = &src[x_q4 >> SUBPEL_BITS]; const int16_t *const x_filter = x_filters[x_q4 & SUBPEL_MASK]; if (x_q4 & SUBPEL_MASK) { filter_horiz_w8_msa(src_x, src_stride, temp + (z * 8), x_filter); } else { for (i = 0; i < 8; ++i) { temp[z * 8 + i] = src_x[3 + i * src_stride]; } } x_q4 += x_step_q4; } transpose8x8_to_dst(temp, dst, dst_stride); src += src_stride * 8; dst += dst_stride * 8; } while (y -= 8); } static void scaledconvolve_horiz_mul16(const uint8_t *src, ptrdiff_t src_stride, uint8_t *dst, ptrdiff_t dst_stride, const InterpKernel *x_filters, int x0_q4, int x_step_q4, int w, int h) { DECLARE_ALIGNED(16, uint8_t, temp[16 * 16]); int x, y, z, i; src -= SUBPEL_TAPS / 2 - 1; // This function processes 16x16 areas. The intermediate height is not always // a multiple of 16, so force it to be a multiple of 8 here. y = h + (16 - (h & 0xF)); do { int x_q4 = x0_q4; for (x = 0; x < w; x += 16) { for (z = 0; z < 16; ++z) { const uint8_t *const src_x = &src[x_q4 >> SUBPEL_BITS]; const int16_t *const x_filter = x_filters[x_q4 & SUBPEL_MASK]; if (x_q4 & SUBPEL_MASK) { filter_horiz_w16_msa(src_x, src_stride, temp + (z * 16), x_filter); } else { for (i = 0; i < 16; ++i) { temp[z * 16 + i] = src_x[3 + i * src_stride]; } } x_q4 += x_step_q4; } transpose16x16_to_dst(temp, dst + x, dst_stride); } src += src_stride * 16; dst += dst_stride * 16; } while (y -= 16); } static void filter_vert_w4_msa(const uint8_t *src_y, ptrdiff_t src_pitch, uint8_t *dst, const int16_t *y_filter) { uint32_t srcw0, srcw1, srcw2, srcw3, srcw4, srcw5, srcw6, srcw7; uint32_t res; v16u8 src0 = { 0 }, src1 = { 0 }, dst0; v16i8 out0, out1; v16i8 shf1 = { 0, 1, 2, 3, 16, 17, 18, 19, 4, 5, 6, 7, 20, 21, 22, 23 }; v16i8 shf2 = shf1 + 8; v16i8 filt_shf0 = { 0, 1, 0, 1, 0, 1, 0, 1, 8, 9, 8, 9, 8, 9, 8, 9 }; v16i8 filt_shf1 = filt_shf0 + 2; v16i8 filt_shf2 = filt_shf0 + 4; v16i8 filt_shf3 = filt_shf0 + 6; v8i16 filt, src0_h, src1_h, src2_h, src3_h; v8i16 filt0, filt1, filt2, filt3; LW4(src_y, src_pitch, srcw0, srcw1, srcw2, srcw3); LW4(src_y + 4 * src_pitch, src_pitch, srcw4, srcw5, srcw6, srcw7); INSERT_W4_UB(srcw0, srcw1, srcw2, srcw3, src0); INSERT_W4_UB(srcw4, srcw5, srcw6, srcw7, src1); VSHF_B2_SB(src0, src1, src0, src1, shf1, shf2, out0, out1); XORI_B2_128_SB(out0, out1); UNPCK_SB_SH(out0, src0_h, src1_h); UNPCK_SB_SH(out1, src2_h, src3_h); filt = LD_SH(y_filter); VSHF_B2_SH(filt, filt, filt, filt, filt_shf0, filt_shf1, filt0, filt1); VSHF_B2_SH(filt, filt, filt, filt, filt_shf2, filt_shf3, filt2, filt3); src0_h *= filt0; src0_h += src1_h * filt1; src0_h += src2_h * filt2; src0_h += src3_h * filt3; src1_h = (v8i16)__msa_sldi_b((v16i8)src0_h, (v16i8)src0_h, 8); src0_h = __msa_adds_s_h(src0_h, src1_h); src0_h = __msa_srari_h(src0_h, FILTER_BITS); src0_h = __msa_sat_s_h(src0_h, 7); dst0 = PCKEV_XORI128_UB(src0_h, src0_h); res = __msa_copy_u_w((v4i32)dst0, 0); SW(res, dst); } static void filter_vert_w8_msa(const uint8_t *src_y, ptrdiff_t src_pitch, uint8_t *dst, const int16_t *y_filter) { uint64_t srcd0, srcd1, srcd2, srcd3; v16u8 dst0; v16i8 src0 = { 0 }, src1 = { 0 }, src2 = { 0 }, src3 = { 0 }; v8i16 filt, src0_h, src1_h, src2_h, src3_h, src4_h, src5_h, src6_h, src7_h; v8i16 filt0, filt1, filt2, filt3, filt4, filt5, filt6, filt7; LD4(src_y, src_pitch, srcd0, srcd1, srcd2, srcd3); INSERT_D2_SB(srcd0, srcd1, src0); INSERT_D2_SB(srcd2, srcd3, src1); LD4(src_y + 4 * src_pitch, src_pitch, srcd0, srcd1, srcd2, srcd3); INSERT_D2_SB(srcd0, srcd1, src2); INSERT_D2_SB(srcd2, srcd3, src3); filt = LD_SH(y_filter); SPLATI_H4_SH(filt, 0, 1, 2, 3, filt0, filt1, filt2, filt3); SPLATI_H4_SH(filt, 4, 5, 6, 7, filt4, filt5, filt6, filt7); XORI_B4_128_SB(src0, src1, src2, src3); UNPCK_SB_SH(src0, src0_h, src1_h); UNPCK_SB_SH(src1, src2_h, src3_h); UNPCK_SB_SH(src2, src4_h, src5_h); UNPCK_SB_SH(src3, src6_h, src7_h); src0_h *= filt0; src4_h *= filt4; src0_h += src1_h * filt1; src4_h += src5_h * filt5; src0_h += src2_h * filt2; src4_h += src6_h * filt6; src0_h += src3_h * filt3; src4_h += src7_h * filt7; src0_h = __msa_adds_s_h(src0_h, src4_h); src0_h = __msa_srari_h(src0_h, FILTER_BITS); src0_h = __msa_sat_s_h(src0_h, 7); dst0 = PCKEV_XORI128_UB(src0_h, src0_h); ST8x1_UB(dst0, dst); } static void filter_vert_mul_w16_msa(const uint8_t *src_y, ptrdiff_t src_pitch, uint8_t *dst, const int16_t *y_filter, int w) { int x; v16u8 dst0; v16i8 src0, src1, src2, src3, src4, src5, src6, src7; v8i16 filt, src0_h, src1_h, src2_h, src3_h, src4_h, src5_h, src6_h, src7_h; v8i16 src8_h, src9_h, src10_h, src11_h, src12_h, src13_h, src14_h, src15_h; v8i16 filt0, filt1, filt2, filt3, filt4, filt5, filt6, filt7; filt = LD_SH(y_filter); SPLATI_H4_SH(filt, 0, 1, 2, 3, filt0, filt1, filt2, filt3); SPLATI_H4_SH(filt, 4, 5, 6, 7, filt4, filt5, filt6, filt7); for (x = 0; x < w; x += 16) { LD_SB8(src_y, src_pitch, src0, src1, src2, src3, src4, src5, src6, src7); src_y += 16; XORI_B4_128_SB(src0, src1, src2, src3); XORI_B4_128_SB(src4, src5, src6, src7); UNPCK_SB_SH(src0, src0_h, src1_h); UNPCK_SB_SH(src1, src2_h, src3_h); UNPCK_SB_SH(src2, src4_h, src5_h); UNPCK_SB_SH(src3, src6_h, src7_h); UNPCK_SB_SH(src4, src8_h, src9_h); UNPCK_SB_SH(src5, src10_h, src11_h); UNPCK_SB_SH(src6, src12_h, src13_h); UNPCK_SB_SH(src7, src14_h, src15_h); src0_h *= filt0; src1_h *= filt0; src8_h *= filt4; src9_h *= filt4; src0_h += src2_h * filt1; src1_h += src3_h * filt1; src8_h += src10_h * filt5; src9_h += src11_h * filt5; src0_h += src4_h * filt2; src1_h += src5_h * filt2; src8_h += src12_h * filt6; src9_h += src13_h * filt6; src0_h += src6_h * filt3; src1_h += src7_h * filt3; src8_h += src14_h * filt7; src9_h += src15_h * filt7; ADDS_SH2_SH(src0_h, src8_h, src1_h, src9_h, src0_h, src1_h); SRARI_H2_SH(src0_h, src1_h, FILTER_BITS); SAT_SH2_SH(src0_h, src1_h, 7); dst0 = PCKEV_XORI128_UB(src0_h, src1_h); ST_UB(dst0, dst); dst += 16; } } static void scaledconvolve_vert_w4(const uint8_t *src, ptrdiff_t src_stride, uint8_t *dst, ptrdiff_t dst_stride, const InterpKernel *y_filters, int y0_q4, int y_step_q4, int h) { int y; int y_q4 = y0_q4; src -= src_stride * (SUBPEL_TAPS / 2 - 1); for (y = 0; y < h; ++y) { const uint8_t *src_y = &src[(y_q4 >> SUBPEL_BITS) * src_stride]; const int16_t *const y_filter = y_filters[y_q4 & SUBPEL_MASK]; if (y_q4 & SUBPEL_MASK) { filter_vert_w4_msa(src_y, src_stride, &dst[y * dst_stride], y_filter); } else { uint32_t srcd = LW(src_y + 3 * src_stride); SW(srcd, dst + y * dst_stride); } y_q4 += y_step_q4; } } static void scaledconvolve_vert_w8(const uint8_t *src, ptrdiff_t src_stride, uint8_t *dst, ptrdiff_t dst_stride, const InterpKernel *y_filters, int y0_q4, int y_step_q4, int h) { int y; int y_q4 = y0_q4; src -= src_stride * (SUBPEL_TAPS / 2 - 1); for (y = 0; y < h; ++y) { const uint8_t *src_y = &src[(y_q4 >> SUBPEL_BITS) * src_stride]; const int16_t *const y_filter = y_filters[y_q4 & SUBPEL_MASK]; if (y_q4 & SUBPEL_MASK) { filter_vert_w8_msa(src_y, src_stride, &dst[y * dst_stride], y_filter); } else { uint64_t srcd = LD(src_y + 3 * src_stride); SD(srcd, dst + y * dst_stride); } y_q4 += y_step_q4; } } static void scaledconvolve_vert_mul16(const uint8_t *src, ptrdiff_t src_stride, uint8_t *dst, ptrdiff_t dst_stride, const InterpKernel *y_filters, int y0_q4, int y_step_q4, int w, int h) { int x, y; int y_q4 = y0_q4; src -= src_stride * (SUBPEL_TAPS / 2 - 1); for (y = 0; y < h; ++y) { const uint8_t *src_y = &src[(y_q4 >> SUBPEL_BITS) * src_stride]; const int16_t *const y_filter = y_filters[y_q4 & SUBPEL_MASK]; if (y_q4 & SUBPEL_MASK) { filter_vert_mul_w16_msa(src_y, src_stride, &dst[y * dst_stride], y_filter, w); } else { for (x = 0; x < w; ++x) { dst[x + y * dst_stride] = src_y[x + 3 * src_stride]; } } y_q4 += y_step_q4; } } void vpx_scaled_2d_msa(const uint8_t *src, ptrdiff_t src_stride, uint8_t *dst, ptrdiff_t dst_stride, const InterpKernel *filter, int x0_q4, int x_step_q4, int y0_q4, int y_step_q4, int w, int h) { // Note: Fixed size intermediate buffer, temp, places limits on parameters. // 2d filtering proceeds in 2 steps: // (1) Interpolate horizontally into an intermediate buffer, temp. // (2) Interpolate temp vertically to derive the sub-pixel result. // Deriving the maximum number of rows in the temp buffer (135): // --Smallest scaling factor is x1/2 ==> y_step_q4 = 32 (Normative). // --Largest block size is 64x64 pixels. // --64 rows in the downscaled frame span a distance of (64 - 1) * 32 in the // original frame (in 1/16th pixel units). // --Must round-up because block may be located at sub-pixel position. // --Require an additional SUBPEL_TAPS rows for the 8-tap filter tails. // --((64 - 1) * 32 + 15) >> 4 + 8 = 135. // --Require an additional 8 rows for the horiz_w8 transpose tail. DECLARE_ALIGNED(16, uint8_t, temp[(135 + 8) * 64]); const int intermediate_height = (((h - 1) * y_step_q4 + y0_q4) >> SUBPEL_BITS) + SUBPEL_TAPS; assert(w <= 64); assert(h <= 64); assert(y_step_q4 <= 32 || (y_step_q4 <= 64 && h <= 32)); assert(x_step_q4 <= 64); if ((0 == x0_q4) && (16 == x_step_q4) && (0 == y0_q4) && (16 == y_step_q4)) { vpx_convolve_copy_msa(src, src_stride, dst, dst_stride, filter, x0_q4, x_step_q4, y0_q4, y_step_q4, w, h); } else { if (w >= 16) { scaledconvolve_horiz_mul16(src - src_stride * (SUBPEL_TAPS / 2 - 1), src_stride, temp, 64, filter, x0_q4, x_step_q4, w, intermediate_height); } else if (w == 8) { scaledconvolve_horiz_w8(src - src_stride * (SUBPEL_TAPS / 2 - 1), src_stride, temp, 64, filter, x0_q4, x_step_q4, intermediate_height); } else { scaledconvolve_horiz_w4(src - src_stride * (SUBPEL_TAPS / 2 - 1), src_stride, temp, 64, filter, x0_q4, x_step_q4, intermediate_height); } if (w >= 16) { scaledconvolve_vert_mul16(temp + 64 * (SUBPEL_TAPS / 2 - 1), 64, dst, dst_stride, filter, y0_q4, y_step_q4, w, h); } else if (w == 8) { scaledconvolve_vert_w8(temp + 64 * (SUBPEL_TAPS / 2 - 1), 64, dst, dst_stride, filter, y0_q4, y_step_q4, h); } else { scaledconvolve_vert_w4(temp + 64 * (SUBPEL_TAPS / 2 - 1), 64, dst, dst_stride, filter, y0_q4, y_step_q4, h); } } }