17ce0a1d1337c01056ba24006efab21f00e179e04Vignesh Venkatasubramanian/* 27ce0a1d1337c01056ba24006efab21f00e179e04Vignesh Venkatasubramanian * Copyright (c) 2015 The WebM project authors. All Rights Reserved. 37ce0a1d1337c01056ba24006efab21f00e179e04Vignesh Venkatasubramanian * 47ce0a1d1337c01056ba24006efab21f00e179e04Vignesh Venkatasubramanian * Use of this source code is governed by a BSD-style license 57ce0a1d1337c01056ba24006efab21f00e179e04Vignesh Venkatasubramanian * that can be found in the LICENSE file in the root of the source 67ce0a1d1337c01056ba24006efab21f00e179e04Vignesh Venkatasubramanian * tree. An additional intellectual property rights grant can be found 77ce0a1d1337c01056ba24006efab21f00e179e04Vignesh Venkatasubramanian * in the file PATENTS. All contributing project authors may 87ce0a1d1337c01056ba24006efab21f00e179e04Vignesh Venkatasubramanian * be found in the AUTHORS file in the root of the source tree. 97ce0a1d1337c01056ba24006efab21f00e179e04Vignesh Venkatasubramanian */ 107ce0a1d1337c01056ba24006efab21f00e179e04Vignesh Venkatasubramanian 117ce0a1d1337c01056ba24006efab21f00e179e04Vignesh Venkatasubramanian#include "./vp9_rtcd.h" 127ce0a1d1337c01056ba24006efab21f00e179e04Vignesh Venkatasubramanian#include "vpx_dsp/mips/macros_msa.h" 137ce0a1d1337c01056ba24006efab21f00e179e04Vignesh Venkatasubramanian 147ce0a1d1337c01056ba24006efab21f00e179e04Vignesh Venkatasubramanianuint32_t vp9_avg_8x8_msa(const uint8_t *src, int32_t src_stride) { 157ce0a1d1337c01056ba24006efab21f00e179e04Vignesh Venkatasubramanian uint32_t sum_out; 167ce0a1d1337c01056ba24006efab21f00e179e04Vignesh Venkatasubramanian v16u8 src0, src1, src2, src3, src4, src5, src6, src7; 177ce0a1d1337c01056ba24006efab21f00e179e04Vignesh Venkatasubramanian v8u16 sum0, sum1, sum2, sum3, sum4, sum5, sum6, sum7; 187ce0a1d1337c01056ba24006efab21f00e179e04Vignesh Venkatasubramanian v4u32 sum = { 0 }; 197ce0a1d1337c01056ba24006efab21f00e179e04Vignesh Venkatasubramanian 207ce0a1d1337c01056ba24006efab21f00e179e04Vignesh Venkatasubramanian LD_UB8(src, src_stride, src0, src1, src2, src3, src4, src5, src6, src7); 217ce0a1d1337c01056ba24006efab21f00e179e04Vignesh Venkatasubramanian HADD_UB4_UH(src0, src1, src2, src3, sum0, sum1, sum2, sum3); 227ce0a1d1337c01056ba24006efab21f00e179e04Vignesh Venkatasubramanian HADD_UB4_UH(src4, src5, src6, src7, sum4, sum5, sum6, sum7); 237ce0a1d1337c01056ba24006efab21f00e179e04Vignesh Venkatasubramanian ADD4(sum0, sum1, sum2, sum3, sum4, sum5, sum6, sum7, sum0, sum2, sum4, sum6); 247ce0a1d1337c01056ba24006efab21f00e179e04Vignesh Venkatasubramanian ADD2(sum0, sum2, sum4, sum6, sum0, sum4); 257ce0a1d1337c01056ba24006efab21f00e179e04Vignesh Venkatasubramanian sum0 += sum4; 267ce0a1d1337c01056ba24006efab21f00e179e04Vignesh Venkatasubramanian 277ce0a1d1337c01056ba24006efab21f00e179e04Vignesh Venkatasubramanian sum = __msa_hadd_u_w(sum0, sum0); 287ce0a1d1337c01056ba24006efab21f00e179e04Vignesh Venkatasubramanian sum0 = (v8u16)__msa_pckev_h((v8i16)sum, (v8i16)sum); 297ce0a1d1337c01056ba24006efab21f00e179e04Vignesh Venkatasubramanian sum = __msa_hadd_u_w(sum0, sum0); 307ce0a1d1337c01056ba24006efab21f00e179e04Vignesh Venkatasubramanian sum = (v4u32)__msa_srari_w((v4i32)sum, 6); 317ce0a1d1337c01056ba24006efab21f00e179e04Vignesh Venkatasubramanian sum_out = __msa_copy_u_w((v4i32)sum, 0); 327ce0a1d1337c01056ba24006efab21f00e179e04Vignesh Venkatasubramanian 337ce0a1d1337c01056ba24006efab21f00e179e04Vignesh Venkatasubramanian return sum_out; 347ce0a1d1337c01056ba24006efab21f00e179e04Vignesh Venkatasubramanian} 357ce0a1d1337c01056ba24006efab21f00e179e04Vignesh Venkatasubramanian 367ce0a1d1337c01056ba24006efab21f00e179e04Vignesh Venkatasubramanianuint32_t vp9_avg_4x4_msa(const uint8_t *src, int32_t src_stride) { 377ce0a1d1337c01056ba24006efab21f00e179e04Vignesh Venkatasubramanian uint32_t sum_out; 387ce0a1d1337c01056ba24006efab21f00e179e04Vignesh Venkatasubramanian uint32_t src0, src1, src2, src3; 397ce0a1d1337c01056ba24006efab21f00e179e04Vignesh Venkatasubramanian v16u8 vec = { 0 }; 407ce0a1d1337c01056ba24006efab21f00e179e04Vignesh Venkatasubramanian v8u16 sum0; 417ce0a1d1337c01056ba24006efab21f00e179e04Vignesh Venkatasubramanian v4u32 sum1; 427ce0a1d1337c01056ba24006efab21f00e179e04Vignesh Venkatasubramanian v2u64 sum2; 437ce0a1d1337c01056ba24006efab21f00e179e04Vignesh Venkatasubramanian 447ce0a1d1337c01056ba24006efab21f00e179e04Vignesh Venkatasubramanian LW4(src, src_stride, src0, src1, src2, src3); 457ce0a1d1337c01056ba24006efab21f00e179e04Vignesh Venkatasubramanian INSERT_W4_UB(src0, src1, src2, src3, vec); 467ce0a1d1337c01056ba24006efab21f00e179e04Vignesh Venkatasubramanian 477ce0a1d1337c01056ba24006efab21f00e179e04Vignesh Venkatasubramanian sum0 = __msa_hadd_u_h(vec, vec); 487ce0a1d1337c01056ba24006efab21f00e179e04Vignesh Venkatasubramanian sum1 = __msa_hadd_u_w(sum0, sum0); 497ce0a1d1337c01056ba24006efab21f00e179e04Vignesh Venkatasubramanian sum0 = (v8u16)__msa_pckev_h((v8i16)sum1, (v8i16)sum1); 507ce0a1d1337c01056ba24006efab21f00e179e04Vignesh Venkatasubramanian sum1 = __msa_hadd_u_w(sum0, sum0); 517ce0a1d1337c01056ba24006efab21f00e179e04Vignesh Venkatasubramanian sum2 = __msa_hadd_u_d(sum1, sum1); 527ce0a1d1337c01056ba24006efab21f00e179e04Vignesh Venkatasubramanian sum1 = (v4u32)__msa_srari_w((v4i32)sum2, 4); 537ce0a1d1337c01056ba24006efab21f00e179e04Vignesh Venkatasubramanian sum_out = __msa_copy_u_w((v4i32)sum1, 0); 547ce0a1d1337c01056ba24006efab21f00e179e04Vignesh Venkatasubramanian 557ce0a1d1337c01056ba24006efab21f00e179e04Vignesh Venkatasubramanian return sum_out; 567ce0a1d1337c01056ba24006efab21f00e179e04Vignesh Venkatasubramanian} 57