diff options
Diffstat (limited to 'media/libvpx/libvpx/vpx_dsp/mips/sum_squares_msa.c')
| -rw-r--r-- | media/libvpx/libvpx/vpx_dsp/mips/sum_squares_msa.c | 129 |
1 files changed, 129 insertions, 0 deletions
diff --git a/media/libvpx/libvpx/vpx_dsp/mips/sum_squares_msa.c b/media/libvpx/libvpx/vpx_dsp/mips/sum_squares_msa.c new file mode 100644 index 0000000000..d4563dc410 --- /dev/null +++ b/media/libvpx/libvpx/vpx_dsp/mips/sum_squares_msa.c @@ -0,0 +1,129 @@ +/* + * Copyright (c) 2017 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 "./vpx_dsp_rtcd.h" +#include "./macros_msa.h" + +uint64_t vpx_sum_squares_2d_i16_msa(const int16_t *src, int src_stride, + int size) { + int row, col; + uint64_t ss_res = 0; + v4i32 mul0, mul1; + v2i64 res0 = { 0 }; + + if (4 == size) { + uint64_t src0, src1, src2, src3; + v8i16 diff0 = { 0 }; + v8i16 diff1 = { 0 }; + + LD4(src, src_stride, src0, src1, src2, src3); + INSERT_D2_SH(src0, src1, diff0); + INSERT_D2_SH(src2, src3, diff1); + DOTP_SH2_SW(diff0, diff1, diff0, diff1, mul0, mul1); + mul0 += mul1; + res0 = __msa_hadd_s_d(mul0, mul0); + res0 += __msa_splati_d(res0, 1); + ss_res = (uint64_t)__msa_copy_s_d(res0, 0); + } else if (8 == size) { + v8i16 src0, src1, src2, src3, src4, src5, src6, src7; + + LD_SH8(src, src_stride, src0, src1, src2, src3, src4, src5, src6, src7); + DOTP_SH2_SW(src0, src1, src0, src1, mul0, mul1); + DPADD_SH2_SW(src2, src3, src2, src3, mul0, mul1); + DPADD_SH2_SW(src4, src5, src4, src5, mul0, mul1); + DPADD_SH2_SW(src6, src7, src6, src7, mul0, mul1); + mul0 += mul1; + res0 = __msa_hadd_s_d(mul0, mul0); + res0 += __msa_splati_d(res0, 1); + ss_res = (uint64_t)__msa_copy_s_d(res0, 0); + } else if (16 == size) { + v8i16 src0, src1, src2, src3, src4, src5, src6, src7; + + LD_SH8(src, src_stride, src0, src1, src2, src3, src4, src5, src6, src7); + DOTP_SH2_SW(src0, src1, src0, src1, mul0, mul1); + DPADD_SH2_SW(src2, src3, src2, src3, mul0, mul1); + DPADD_SH2_SW(src4, src5, src4, src5, mul0, mul1); + DPADD_SH2_SW(src6, src7, src6, src7, mul0, mul1); + LD_SH8(src + 8, src_stride, src0, src1, src2, src3, src4, src5, src6, src7); + src += 8 * src_stride; + DPADD_SH2_SW(src0, src1, src0, src1, mul0, mul1); + DPADD_SH2_SW(src2, src3, src2, src3, mul0, mul1); + DPADD_SH2_SW(src4, src5, src4, src5, mul0, mul1); + DPADD_SH2_SW(src6, src7, src6, src7, mul0, mul1); + LD_SH8(src, src_stride, src0, src1, src2, src3, src4, src5, src6, src7); + DPADD_SH2_SW(src0, src1, src0, src1, mul0, mul1); + DPADD_SH2_SW(src2, src3, src2, src3, mul0, mul1); + DPADD_SH2_SW(src4, src5, src4, src5, mul0, mul1); + DPADD_SH2_SW(src6, src7, src6, src7, mul0, mul1); + LD_SH8(src + 8, src_stride, src0, src1, src2, src3, src4, src5, src6, src7); + DPADD_SH2_SW(src0, src1, src0, src1, mul0, mul1); + DPADD_SH2_SW(src2, src3, src2, src3, mul0, mul1); + DPADD_SH2_SW(src4, src5, src4, src5, mul0, mul1); + DPADD_SH2_SW(src6, src7, src6, src7, mul0, mul1); + mul0 += mul1; + res0 += __msa_hadd_s_d(mul0, mul0); + + res0 += __msa_splati_d(res0, 1); + ss_res = (uint64_t)__msa_copy_s_d(res0, 0); + } else if (0 == (size % 16)) { + v8i16 src0, src1, src2, src3, src4, src5, src6, src7; + + for (row = 0; row < (size >> 4); row++) { + for (col = 0; col < size; col += 16) { + const int16_t *src_ptr = src + col; + LD_SH8(src_ptr, src_stride, src0, src1, src2, src3, src4, src5, src6, + src7); + DOTP_SH2_SW(src0, src1, src0, src1, mul0, mul1); + DPADD_SH2_SW(src2, src3, src2, src3, mul0, mul1); + DPADD_SH2_SW(src4, src5, src4, src5, mul0, mul1); + DPADD_SH2_SW(src6, src7, src6, src7, mul0, mul1); + LD_SH8(src_ptr + 8, src_stride, src0, src1, src2, src3, src4, src5, + src6, src7); + src_ptr += 8 * src_stride; + DPADD_SH2_SW(src0, src1, src0, src1, mul0, mul1); + DPADD_SH2_SW(src2, src3, src2, src3, mul0, mul1); + DPADD_SH2_SW(src4, src5, src4, src5, mul0, mul1); + DPADD_SH2_SW(src6, src7, src6, src7, mul0, mul1); + LD_SH8(src_ptr, src_stride, src0, src1, src2, src3, src4, src5, src6, + src7); + DPADD_SH2_SW(src0, src1, src0, src1, mul0, mul1); + DPADD_SH2_SW(src2, src3, src2, src3, mul0, mul1); + DPADD_SH2_SW(src4, src5, src4, src5, mul0, mul1); + DPADD_SH2_SW(src6, src7, src6, src7, mul0, mul1); + LD_SH8(src_ptr + 8, src_stride, src0, src1, src2, src3, src4, src5, + src6, src7); + DPADD_SH2_SW(src0, src1, src0, src1, mul0, mul1); + DPADD_SH2_SW(src2, src3, src2, src3, mul0, mul1); + DPADD_SH2_SW(src4, src5, src4, src5, mul0, mul1); + DPADD_SH2_SW(src6, src7, src6, src7, mul0, mul1); + mul0 += mul1; + res0 += __msa_hadd_s_d(mul0, mul0); + } + + src += 16 * src_stride; + } + + res0 += __msa_splati_d(res0, 1); + ss_res = (uint64_t)__msa_copy_s_d(res0, 0); + } else { + int16_t val; + + for (row = 0; row < size; row++) { + for (col = 0; col < size; col++) { + val = src[col]; + ss_res += val * val; + } + + src += src_stride; + } + } + + return ss_res; +} |