265 lines
9.0 KiB
C
265 lines
9.0 KiB
C
/*
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* Copyright (c) 2015 The WebM project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#include "./vpx_dsp_rtcd.h"
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#include "vpx_dsp/mips/macros_msa.h"
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static void sub_blk_4x4_msa(const uint8_t *src_ptr, int32_t src_stride,
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const uint8_t *pred_ptr, int32_t pred_stride,
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int16_t *diff_ptr, int32_t diff_stride) {
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uint32_t src0, src1, src2, src3;
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uint32_t pred0, pred1, pred2, pred3;
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v16i8 src = { 0 };
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v16i8 pred = { 0 };
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v16u8 src_l0, src_l1;
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v8i16 diff0, diff1;
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LW4(src_ptr, src_stride, src0, src1, src2, src3);
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LW4(pred_ptr, pred_stride, pred0, pred1, pred2, pred3);
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INSERT_W4_SB(src0, src1, src2, src3, src);
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INSERT_W4_SB(pred0, pred1, pred2, pred3, pred);
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ILVRL_B2_UB(src, pred, src_l0, src_l1);
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HSUB_UB2_SH(src_l0, src_l1, diff0, diff1);
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ST8x4_UB(diff0, diff1, diff_ptr, (2 * diff_stride));
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}
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static void sub_blk_8x8_msa(const uint8_t *src_ptr, int32_t src_stride,
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const uint8_t *pred_ptr, int32_t pred_stride,
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int16_t *diff_ptr, int32_t diff_stride) {
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uint32_t loop_cnt;
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uint64_t src0, src1, pred0, pred1;
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v16i8 src = { 0 };
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v16i8 pred = { 0 };
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v16u8 src_l0, src_l1;
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v8i16 diff0, diff1;
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for (loop_cnt = 4; loop_cnt--;) {
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LD2(src_ptr, src_stride, src0, src1);
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src_ptr += (2 * src_stride);
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LD2(pred_ptr, pred_stride, pred0, pred1);
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pred_ptr += (2 * pred_stride);
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INSERT_D2_SB(src0, src1, src);
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INSERT_D2_SB(pred0, pred1, pred);
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ILVRL_B2_UB(src, pred, src_l0, src_l1);
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HSUB_UB2_SH(src_l0, src_l1, diff0, diff1);
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ST_SH2(diff0, diff1, diff_ptr, diff_stride);
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diff_ptr += (2 * diff_stride);
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}
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}
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static void sub_blk_16x16_msa(const uint8_t *src, int32_t src_stride,
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const uint8_t *pred, int32_t pred_stride,
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int16_t *diff, int32_t diff_stride) {
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int8_t count;
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v16i8 src0, src1, src2, src3, src4, src5, src6, src7;
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v16i8 pred0, pred1, pred2, pred3, pred4, pred5, pred6, pred7;
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v16u8 src_l0, src_l1;
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v8i16 diff0, diff1;
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for (count = 2; count--;) {
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LD_SB8(src, src_stride, src0, src1, src2, src3, src4, src5, src6, src7);
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src += (8 * src_stride);
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LD_SB8(pred, pred_stride, pred0, pred1, pred2, pred3, pred4, pred5, pred6,
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pred7);
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pred += (8 * pred_stride);
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ILVRL_B2_UB(src0, pred0, src_l0, src_l1);
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HSUB_UB2_SH(src_l0, src_l1, diff0, diff1);
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ST_SH2(diff0, diff1, diff, 8);
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diff += diff_stride;
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ILVRL_B2_UB(src1, pred1, src_l0, src_l1);
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HSUB_UB2_SH(src_l0, src_l1, diff0, diff1);
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ST_SH2(diff0, diff1, diff, 8);
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diff += diff_stride;
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ILVRL_B2_UB(src2, pred2, src_l0, src_l1);
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HSUB_UB2_SH(src_l0, src_l1, diff0, diff1);
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ST_SH2(diff0, diff1, diff, 8);
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diff += diff_stride;
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ILVRL_B2_UB(src3, pred3, src_l0, src_l1);
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HSUB_UB2_SH(src_l0, src_l1, diff0, diff1);
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ST_SH2(diff0, diff1, diff, 8);
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diff += diff_stride;
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ILVRL_B2_UB(src4, pred4, src_l0, src_l1);
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HSUB_UB2_SH(src_l0, src_l1, diff0, diff1);
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ST_SH2(diff0, diff1, diff, 8);
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diff += diff_stride;
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ILVRL_B2_UB(src5, pred5, src_l0, src_l1);
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HSUB_UB2_SH(src_l0, src_l1, diff0, diff1);
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ST_SH2(diff0, diff1, diff, 8);
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diff += diff_stride;
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ILVRL_B2_UB(src6, pred6, src_l0, src_l1);
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HSUB_UB2_SH(src_l0, src_l1, diff0, diff1);
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ST_SH2(diff0, diff1, diff, 8);
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diff += diff_stride;
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ILVRL_B2_UB(src7, pred7, src_l0, src_l1);
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HSUB_UB2_SH(src_l0, src_l1, diff0, diff1);
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ST_SH2(diff0, diff1, diff, 8);
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diff += diff_stride;
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}
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}
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static void sub_blk_32x32_msa(const uint8_t *src, int32_t src_stride,
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const uint8_t *pred, int32_t pred_stride,
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int16_t *diff, int32_t diff_stride) {
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uint32_t loop_cnt;
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v16i8 src0, src1, src2, src3, src4, src5, src6, src7;
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v16i8 pred0, pred1, pred2, pred3, pred4, pred5, pred6, pred7;
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v16u8 src_l0, src_l1;
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v8i16 diff0, diff1;
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for (loop_cnt = 8; loop_cnt--;) {
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LD_SB2(src, 16, src0, src1);
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src += src_stride;
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LD_SB2(src, 16, src2, src3);
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src += src_stride;
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LD_SB2(src, 16, src4, src5);
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src += src_stride;
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LD_SB2(src, 16, src6, src7);
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src += src_stride;
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LD_SB2(pred, 16, pred0, pred1);
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pred += pred_stride;
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LD_SB2(pred, 16, pred2, pred3);
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pred += pred_stride;
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LD_SB2(pred, 16, pred4, pred5);
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pred += pred_stride;
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LD_SB2(pred, 16, pred6, pred7);
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pred += pred_stride;
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ILVRL_B2_UB(src0, pred0, src_l0, src_l1);
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HSUB_UB2_SH(src_l0, src_l1, diff0, diff1);
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ST_SH2(diff0, diff1, diff, 8);
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ILVRL_B2_UB(src1, pred1, src_l0, src_l1);
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HSUB_UB2_SH(src_l0, src_l1, diff0, diff1);
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ST_SH2(diff0, diff1, diff + 16, 8);
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diff += diff_stride;
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ILVRL_B2_UB(src2, pred2, src_l0, src_l1);
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HSUB_UB2_SH(src_l0, src_l1, diff0, diff1);
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ST_SH2(diff0, diff1, diff, 8);
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ILVRL_B2_UB(src3, pred3, src_l0, src_l1);
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HSUB_UB2_SH(src_l0, src_l1, diff0, diff1);
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ST_SH2(diff0, diff1, diff + 16, 8);
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diff += diff_stride;
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ILVRL_B2_UB(src4, pred4, src_l0, src_l1);
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HSUB_UB2_SH(src_l0, src_l1, diff0, diff1);
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ST_SH2(diff0, diff1, diff, 8);
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ILVRL_B2_UB(src5, pred5, src_l0, src_l1);
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HSUB_UB2_SH(src_l0, src_l1, diff0, diff1);
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ST_SH2(diff0, diff1, diff + 16, 8);
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diff += diff_stride;
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ILVRL_B2_UB(src6, pred6, src_l0, src_l1);
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HSUB_UB2_SH(src_l0, src_l1, diff0, diff1);
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ST_SH2(diff0, diff1, diff, 8);
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ILVRL_B2_UB(src7, pred7, src_l0, src_l1);
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HSUB_UB2_SH(src_l0, src_l1, diff0, diff1);
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ST_SH2(diff0, diff1, diff + 16, 8);
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diff += diff_stride;
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}
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}
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static void sub_blk_64x64_msa(const uint8_t *src, int32_t src_stride,
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const uint8_t *pred, int32_t pred_stride,
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int16_t *diff, int32_t diff_stride) {
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uint32_t loop_cnt;
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v16i8 src0, src1, src2, src3, src4, src5, src6, src7;
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v16i8 pred0, pred1, pred2, pred3, pred4, pred5, pred6, pred7;
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v16u8 src_l0, src_l1;
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v8i16 diff0, diff1;
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for (loop_cnt = 32; loop_cnt--;) {
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LD_SB4(src, 16, src0, src1, src2, src3);
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src += src_stride;
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LD_SB4(src, 16, src4, src5, src6, src7);
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src += src_stride;
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LD_SB4(pred, 16, pred0, pred1, pred2, pred3);
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pred += pred_stride;
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LD_SB4(pred, 16, pred4, pred5, pred6, pred7);
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pred += pred_stride;
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ILVRL_B2_UB(src0, pred0, src_l0, src_l1);
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HSUB_UB2_SH(src_l0, src_l1, diff0, diff1);
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ST_SH2(diff0, diff1, diff, 8);
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ILVRL_B2_UB(src1, pred1, src_l0, src_l1);
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HSUB_UB2_SH(src_l0, src_l1, diff0, diff1);
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ST_SH2(diff0, diff1, diff + 16, 8);
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ILVRL_B2_UB(src2, pred2, src_l0, src_l1);
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HSUB_UB2_SH(src_l0, src_l1, diff0, diff1);
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ST_SH2(diff0, diff1, diff + 32, 8);
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ILVRL_B2_UB(src3, pred3, src_l0, src_l1);
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HSUB_UB2_SH(src_l0, src_l1, diff0, diff1);
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ST_SH2(diff0, diff1, diff + 48, 8);
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diff += diff_stride;
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ILVRL_B2_UB(src4, pred4, src_l0, src_l1);
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HSUB_UB2_SH(src_l0, src_l1, diff0, diff1);
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ST_SH2(diff0, diff1, diff, 8);
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ILVRL_B2_UB(src5, pred5, src_l0, src_l1);
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HSUB_UB2_SH(src_l0, src_l1, diff0, diff1);
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ST_SH2(diff0, diff1, diff + 16, 8);
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ILVRL_B2_UB(src6, pred6, src_l0, src_l1);
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HSUB_UB2_SH(src_l0, src_l1, diff0, diff1);
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ST_SH2(diff0, diff1, diff + 32, 8);
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ILVRL_B2_UB(src7, pred7, src_l0, src_l1);
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HSUB_UB2_SH(src_l0, src_l1, diff0, diff1);
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ST_SH2(diff0, diff1, diff + 48, 8);
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diff += diff_stride;
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}
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}
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void vpx_subtract_block_msa(int32_t rows, int32_t cols, int16_t *diff_ptr,
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ptrdiff_t diff_stride, const uint8_t *src_ptr,
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ptrdiff_t src_stride, const uint8_t *pred_ptr,
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ptrdiff_t pred_stride) {
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if (rows == cols) {
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switch (rows) {
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case 4:
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sub_blk_4x4_msa(src_ptr, src_stride, pred_ptr, pred_stride, diff_ptr,
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diff_stride);
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break;
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case 8:
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sub_blk_8x8_msa(src_ptr, src_stride, pred_ptr, pred_stride, diff_ptr,
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diff_stride);
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break;
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case 16:
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sub_blk_16x16_msa(src_ptr, src_stride, pred_ptr, pred_stride, diff_ptr,
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diff_stride);
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break;
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case 32:
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sub_blk_32x32_msa(src_ptr, src_stride, pred_ptr, pred_stride, diff_ptr,
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diff_stride);
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break;
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case 64:
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sub_blk_64x64_msa(src_ptr, src_stride, pred_ptr, pred_stride, diff_ptr,
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diff_stride);
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break;
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default:
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vpx_subtract_block_c(rows, cols, diff_ptr, diff_stride, src_ptr,
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src_stride, pred_ptr, pred_stride);
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break;
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}
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} else {
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vpx_subtract_block_c(rows, cols, diff_ptr, diff_stride, src_ptr, src_stride,
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pred_ptr, pred_stride);
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}
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}
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