73102d1ed2
1. vp8_copy_mem16x16_mmi 2. vp8_copy_mem8x8_mmi 3. vp8_copy_mem8x4_mmi Change-Id: I3de29a11fa7402df0e48bbb944440b1e66498a65
115 lines
4.7 KiB
C
115 lines
4.7 KiB
C
/*
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* Copyright (c) 2017 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 "./vp8_rtcd.h"
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#include "vpx_ports/asmdefs_mmi.h"
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#define COPY_MEM_16X2 \
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"gsldlc1 %[ftmp0], 0x07(%[src]) \n\t" \
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"gsldrc1 %[ftmp0], 0x00(%[src]) \n\t" \
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"ldl %[tmp0], 0x0f(%[src]) \n\t" \
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"ldr %[tmp0], 0x08(%[src]) \n\t" \
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MMI_ADDU(%[src], %[src], %[src_stride]) \
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"gssdlc1 %[ftmp0], 0x07(%[dst]) \n\t" \
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"gssdrc1 %[ftmp0], 0x00(%[dst]) \n\t" \
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"sdl %[tmp0], 0x0f(%[dst]) \n\t" \
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"sdr %[tmp0], 0x08(%[dst]) \n\t" \
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MMI_ADDU(%[dst], %[dst], %[dst_stride]) \
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"gsldlc1 %[ftmp1], 0x07(%[src]) \n\t" \
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"gsldrc1 %[ftmp1], 0x00(%[src]) \n\t" \
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"ldl %[tmp1], 0x0f(%[src]) \n\t" \
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"ldr %[tmp1], 0x08(%[src]) \n\t" \
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MMI_ADDU(%[src], %[src], %[src_stride]) \
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"gssdlc1 %[ftmp1], 0x07(%[dst]) \n\t" \
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"gssdrc1 %[ftmp1], 0x00(%[dst]) \n\t" \
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"sdl %[tmp1], 0x0f(%[dst]) \n\t" \
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"sdr %[tmp1], 0x08(%[dst]) \n\t" \
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MMI_ADDU(%[dst], %[dst], %[dst_stride])
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#define COPY_MEM_8X2 \
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"gsldlc1 %[ftmp0], 0x07(%[src]) \n\t" \
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"gsldrc1 %[ftmp0], 0x00(%[src]) \n\t" \
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MMI_ADDU(%[src], %[src], %[src_stride]) \
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"ldl %[tmp0], 0x07(%[src]) \n\t" \
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"ldr %[tmp0], 0x00(%[src]) \n\t" \
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MMI_ADDU(%[src], %[src], %[src_stride]) \
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\
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"gssdlc1 %[ftmp0], 0x07(%[dst]) \n\t" \
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"gssdrc1 %[ftmp0], 0x00(%[dst]) \n\t" \
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MMI_ADDU(%[dst], %[dst], %[dst_stride]) \
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"sdl %[tmp0], 0x07(%[dst]) \n\t" \
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"sdr %[tmp0], 0x00(%[dst]) \n\t" \
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MMI_ADDU(%[dst], %[dst], %[dst_stride])
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void vp8_copy_mem16x16_mmi(unsigned char *src, int src_stride,
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unsigned char *dst, int dst_stride) {
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double ftmp[2];
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uint64_t tmp[2];
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uint8_t loop_count = 4;
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/* clang-format off */
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__asm__ volatile (
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"1: \n\t"
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COPY_MEM_16X2
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COPY_MEM_16X2
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MMI_ADDIU(%[loop_count], %[loop_count], -0x01)
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"bnez %[loop_count], 1b \n\t"
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: [ftmp0]"=&f"(ftmp[0]), [ftmp1]"=&f"(ftmp[1]),
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[tmp0]"=&r"(tmp[0]), [tmp1]"=&r"(tmp[1]),
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[loop_count]"+&r"(loop_count),
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[dst]"+&r"(dst), [src]"+&r"(src)
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: [src_stride]"r"((mips_reg)src_stride),
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[dst_stride]"r"((mips_reg)dst_stride)
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: "memory"
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);
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/* clang-format on */
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}
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void vp8_copy_mem8x8_mmi(unsigned char *src, int src_stride, unsigned char *dst,
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int dst_stride) {
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double ftmp[2];
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uint64_t tmp[1];
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uint8_t loop_count = 4;
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/* clang-format off */
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__asm__ volatile (
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"1: \n\t"
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COPY_MEM_8X2
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MMI_ADDIU(%[loop_count], %[loop_count], -0x01)
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"bnez %[loop_count], 1b \n\t"
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: [ftmp0]"=&f"(ftmp[0]), [ftmp1]"=&f"(ftmp[1]),
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[tmp0]"=&r"(tmp[0]), [loop_count]"+&r"(loop_count),
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[dst]"+&r"(dst), [src]"+&r"(src)
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: [src_stride]"r"((mips_reg)src_stride),
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[dst_stride]"r"((mips_reg)dst_stride)
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: "memory"
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);
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/* clang-format on */
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}
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void vp8_copy_mem8x4_mmi(unsigned char *src, int src_stride, unsigned char *dst,
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int dst_stride) {
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double ftmp[2];
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uint64_t tmp[1];
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/* clang-format off */
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__asm__ volatile (
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COPY_MEM_8X2
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COPY_MEM_8X2
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: [ftmp0]"=&f"(ftmp[0]), [ftmp1]"=&f"(ftmp[1]),
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[tmp0]"=&r"(tmp[0]),
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[dst]"+&r"(dst), [src]"+&r"(src)
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: [src_stride]"r"((mips_reg)src_stride),
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[dst_stride]"r"((mips_reg)dst_stride)
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: "memory"
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);
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/* clang-format on */
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}
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