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path: root/libavcodec/mips/h264dsp_mmi.c
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Diffstat (limited to 'libavcodec/mips/h264dsp_mmi.c')
-rw-r--r--libavcodec/mips/h264dsp_mmi.c278
1 files changed, 278 insertions, 0 deletions
diff --git a/libavcodec/mips/h264dsp_mmi.c b/libavcodec/mips/h264dsp_mmi.c
new file mode 100644
index 0000000000..641cd2f483
--- /dev/null
+++ b/libavcodec/mips/h264dsp_mmi.c
@@ -0,0 +1,278 @@
+/*
+ * Loongson SIMD optimized h264dsp
+ *
+ * Copyright (c) 2015 Loongson Technology Corporation Limited
+ * Copyright (c) 2015 Zhou Xiaoyong <zhouxiaoyong@loongson.cn>
+ * Zhang Shuangshuang <zhangshuangshuang@ict.ac.cn>
+ *
+ * This file is part of FFmpeg.
+ *
+ * FFmpeg is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * FFmpeg is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with FFmpeg; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include "libavcodec/bit_depth_template.c"
+#include "h264dsp_mips.h"
+
+void ff_h264_weight_pixels16_8_mmi(uint8_t *block, int stride,
+ int height, int log2_denom, int weight, int offset)
+{
+ int y;
+
+ offset <<= log2_denom;
+
+ if (log2_denom)
+ offset += 1 << (log2_denom - 1);
+
+ for (y=0; y<height; y++, block+=stride) {
+ __asm__ volatile (
+ "ldc1 $f2, %0 \r\n"
+ "ldc1 $f4, %1 \r\n"
+ "dmtc1 $0, $f20 \r\n"
+ "mtc1 %2, $f6 \r\n"
+ "mtc1 %3, $f8 \r\n"
+ "mtc1 %4, $f10 \r\n"
+ "pshufh $f6, $f6, $f20 \r\n"
+ "pshufh $f8, $f8, $f20 \r\n"
+ "punpckhbh $f14, $f2, $f20 \r\n"
+ "punpckhbh $f16, $f4, $f20 \r\n"
+ "punpcklbh $f2, $f2, $f20 \r\n"
+ "punpcklbh $f4, $f4, $f20 \r\n"
+ "pmullh $f14, $f14, $f6 \r\n"
+ "pmullh $f16, $f16, $f6 \r\n"
+ "pmullh $f2, $f2, $f6 \r\n"
+ "pmullh $f4, $f4, $f6 \r\n"
+ "paddsh $f14, $f14, $f8 \r\n"
+ "paddsh $f16, $f16, $f8 \r\n"
+ "paddsh $f2, $f2, $f8 \r\n"
+ "paddsh $f4, $f4, $f8 \r\n"
+ "psrah $f14, $f14, $f10 \r\n"
+ "psrah $f16, $f16, $f10 \r\n"
+ "psrah $f2, $f2, $f10 \r\n"
+ "psrah $f4, $f4, $f10 \r\n"
+ "packushb $f2, $f2, $f14 \r\n"
+ "packushb $f4, $f4, $f16 \r\n"
+ "sdc1 $f2, %0 \r\n"
+ "sdc1 $f4, %1 \r\n"
+ : "=m"(*block),"=m"(*(block + 8))
+ : "r"(weight),"r"(offset),"r"(log2_denom)
+ );
+ }
+}
+
+void ff_h264_biweight_pixels16_8_mmi(uint8_t *dst, uint8_t *src,
+ int stride, int height, int log2_denom, int weightd, int weights,
+ int offset)
+{
+ int y;
+
+ offset = ((offset + 1) | 1) << log2_denom;
+
+ for (y=0; y<height; y++, dst+=stride, src+=stride) {
+ __asm__ volatile (
+ "ldc1 $f2, %2 \r\n"
+ "ldc1 $f4, %3 \r\n"
+ "dmtc1 $0, $f20 \r\n"
+ "mtc1 %6, $f6 \r\n"
+ "mtc1 %7, $f8 \r\n"
+ "mtc1 %8, $f10 \r\n"
+ "mtc1 %9, $f12 \r\n"
+ "pshufh $f6, $f6, $f20 \r\n"
+ "pshufh $f8, $f8, $f20 \r\n"
+ "pshufh $f10, $f10, $f20 \r\n"
+ "punpckhbh $f14, $f2, $f20 \r\n"
+ "punpckhbh $f16, $f4, $f20 \r\n"
+ "punpcklbh $f2, $f2, $f20 \r\n"
+ "punpcklbh $f4, $f4, $f20 \r\n"
+ "pmullh $f14, $f14, $f6 \r\n"
+ "pmullh $f16, $f16, $f8 \r\n"
+ "pmullh $f2, $f2, $f6 \r\n"
+ "pmullh $f4, $f4, $f8 \r\n"
+ "paddsh $f14, $f14, $f10 \r\n"
+ "paddsh $f2, $f2, $f10 \r\n"
+ "paddsh $f14, $f14, $f16 \r\n"
+ "paddsh $f2, $f2, $f4 \r\n"
+ "psrah $f14, $f14, $f12 \r\n"
+ "psrah $f2, $f2, $f12 \r\n"
+ "packushb $f2, $f2, $f14 \r\n"
+ "sdc1 $f2, %0 \r\n"
+ "ldc1 $f2, %4 \r\n"
+ "ldc1 $f4, %5 \r\n"
+ "punpckhbh $f14, $f2, $f20 \r\n"
+ "punpckhbh $f16, $f4, $f20 \r\n"
+ "punpcklbh $f2, $f2, $f20 \r\n"
+ "punpcklbh $f4, $f4, $f20 \r\n"
+ "pmullh $f14, $f14, $f6 \r\n"
+ "pmullh $f16, $f16, $f8 \r\n"
+ "pmullh $f2, $f2, $f6 \r\n"
+ "pmullh $f4, $f4, $f8 \r\n"
+ "paddsh $f14, $f14, $f10 \r\n"
+ "paddsh $f2, $f2, $f10 \r\n"
+ "paddsh $f14, $f14, $f16 \r\n"
+ "paddsh $f2, $f2, $f4 \r\n"
+ "psrah $f14, $f14, $f12 \r\n"
+ "psrah $f2, $f2, $f12 \r\n"
+ "packushb $f2, $f2, $f14 \r\n"
+ "sdc1 $f2, %1 \r\n"
+ : "=m"(*dst),"=m"(*(dst+8))
+ : "m"(*src),"m"(*dst),"m"(*(src+8)),"m"(*(dst+8)),
+ "r"(weights),"r"(weightd),"r"(offset),"r"(log2_denom+1)
+ );
+ }
+}
+
+void ff_h264_weight_pixels8_8_mmi(uint8_t *block, int stride, int height,
+ int log2_denom, int weight, int offset)
+{
+ int y;
+
+ offset <<= log2_denom;
+
+ if (log2_denom)
+ offset += 1 << (log2_denom - 1);
+
+ for (y=0; y<height; y++, block+=stride) {
+ __asm__ volatile (
+ "ldc1 $f2, %0 \r\n"
+ "mtc1 %1, $f6 \r\n"
+ "mtc1 %2, $f8 \r\n"
+ "mtc1 %3, $f10 \r\n"
+ "dmtc1 $0, $f20 \r\n"
+ "pshufh $f6, $f6, $f20 \r\n"
+ "pshufh $f8, $f8, $f20 \r\n"
+ "punpckhbh $f14, $f2, $f20 \r\n"
+ "punpcklbh $f2, $f2, $f20 \r\n"
+ "pmullh $f14, $f14, $f6 \r\n"
+ "pmullh $f2, $f2, $f6 \r\n"
+ "paddsh $f14, $f14, $f8 \r\n"
+ "paddsh $f2, $f2, $f8 \r\n"
+ "psrah $f14, $f14, $f10 \r\n"
+ "psrah $f2, $f2, $f10 \r\n"
+ "packushb $f2, $f2, $f14 \r\n"
+ "sdc1 $f2, %0 \r\n"
+ : "=m"(*block)
+ : "r"(weight),"r"(offset),"r"(log2_denom)
+ );
+ }
+}
+
+void ff_h264_biweight_pixels8_8_mmi(uint8_t *dst, uint8_t *src,
+ int stride, int height, int log2_denom, int weightd, int weights,
+ int offset)
+{
+ int y;
+
+ offset = ((offset + 1) | 1) << log2_denom;
+
+ for (y=0; y<height; y++, dst+=stride, src+=stride) {
+ __asm__ volatile (
+ "ldc1 $f2, %1 \r\n"
+ "ldc1 $f4, %2 \r\n"
+ "dmtc1 $0, $f20 \r\n"
+ "mtc1 %3, $f6 \r\n"
+ "mtc1 %4, $f8 \r\n"
+ "mtc1 %5, $f10 \r\n"
+ "mtc1 %6, $f12 \r\n"
+ "pshufh $f6, $f6, $f20 \r\n"
+ "pshufh $f8, $f8, $f20 \r\n"
+ "pshufh $f10, $f10, $f20 \r\n"
+ "punpckhbh $f14, $f2, $f20 \r\n"
+ "punpckhbh $f16, $f4, $f20 \r\n"
+ "punpcklbh $f2, $f2, $f20 \r\n"
+ "punpcklbh $f4, $f4, $f20 \r\n"
+ "pmullh $f14, $f14, $f6 \r\n"
+ "pmullh $f16, $f16, $f8 \r\n"
+ "pmullh $f2, $f2, $f6 \r\n"
+ "pmullh $f4, $f4, $f8 \r\n"
+ "paddsh $f14, $f14, $f10 \r\n"
+ "paddsh $f2, $f2, $f10 \r\n"
+ "paddsh $f14, $f14, $f16 \r\n"
+ "paddsh $f2, $f2, $f4 \r\n"
+ "psrah $f14, $f14, $f12 \r\n"
+ "psrah $f2, $f2, $f12 \r\n"
+ "packushb $f2, $f2, $f14 \r\n"
+ "sdc1 $f2, %0 \r\n"
+ : "=m"(*dst)
+ : "m"(*src),"m"(*dst),"r"(weights),
+ "r"(weightd),"r"(offset),"r"(log2_denom+1)
+ );
+ }
+}
+
+void ff_h264_weight_pixels4_8_mmi(uint8_t *block, int stride, int height,
+ int log2_denom, int weight, int offset)
+{
+ int y;
+
+ offset <<= log2_denom;
+
+ if (log2_denom)
+ offset += 1 << (log2_denom - 1);
+
+ for (y=0; y<height; y++, block+=stride) {
+ __asm__ volatile (
+ "lwc1 $f2, %0 \r\n"
+ "mtc1 %1, $f6 \r\n"
+ "mtc1 %2, $f8 \r\n"
+ "mtc1 %3, $f10 \r\n"
+ "dmtc1 $0, $f20 \r\n"
+ "pshufh $f6, $f6, $f20 \r\n"
+ "pshufh $f8, $f8, $f20 \r\n"
+ "punpcklbh $f2, $f2, $f20 \r\n"
+ "pmullh $f2, $f2, $f6 \r\n"
+ "paddsh $f2, $f2, $f8 \r\n"
+ "psrah $f2, $f2, $f10 \r\n"
+ "packushb $f2, $f2, $f20 \r\n"
+ "swc1 $f2, %0 \r\n"
+ : "=m"(*block)
+ : "r"(weight),"r"(offset),"r"(log2_denom)
+ );
+ }
+}
+
+void ff_h264_biweight_pixels4_8_mmi(uint8_t *dst, uint8_t *src,
+ int stride, int height, int log2_denom, int weightd, int weights,
+ int offset)
+{
+ int y;
+
+ offset = ((offset + 1) | 1) << log2_denom;
+
+ for (y=0; y<height; y++, dst+=stride, src+=stride) {
+ __asm__ volatile (
+ "lwc1 $f2, %1 \r\n"
+ "lwc1 $f4, %2 \r\n"
+ "dmtc1 $0, $f20 \r\n"
+ "mtc1 %3, $f6 \r\n"
+ "mtc1 %4, $f8 \r\n"
+ "mtc1 %5, $f10 \r\n"
+ "mtc1 %6, $f12 \r\n"
+ "pshufh $f6, $f6, $f20 \r\n"
+ "pshufh $f8, $f8, $f20 \r\n"
+ "pshufh $f10, $f10, $f20 \r\n"
+ "punpcklbh $f2, $f2, $f20 \r\n"
+ "punpcklbh $f4, $f4, $f20 \r\n"
+ "pmullh $f2, $f2, $f6 \r\n"
+ "pmullh $f4, $f4, $f8 \r\n"
+ "paddsh $f2, $f2, $f10 \r\n"
+ "paddsh $f2, $f2, $f4 \r\n"
+ "psrah $f2, $f2, $f12 \r\n"
+ "packushb $f2, $f2, $f20 \r\n"
+ "swc1 $f2, %0 \r\n"
+ : "=m"(*dst)
+ : "m"(*src),"m"(*dst),"r"(weights),
+ "r"(weightd),"r"(offset),"r"(log2_denom+1)
+ );
+ }
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-10 21:50:46 +0300