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https://github.com/FFmpeg/FFmpeg.git
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7292b0477a
Handle it inside the __asm__() block. Fixes fate-vc1_ilaced_twomv when using the gcc-usan toolchain. Reviewed-by: Michael Niedermayer <michaelni@gmx.at> Signed-off-by: James Almer <jamrial@gmail.com>
203 lines
8.2 KiB
C
203 lines
8.2 KiB
C
/*
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* SIMD-optimized halfpel functions are compiled twice for rnd/no_rnd
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* Copyright (c) 2000, 2001 Fabrice Bellard
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* Copyright (c) 2003-2004 Michael Niedermayer <michaelni@gmx.at>
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*
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* MMX optimization by Nick Kurshev <nickols_k@mail.ru>
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* mostly rewritten by Michael Niedermayer <michaelni@gmx.at>
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* and improved by Zdenek Kabelac <kabi@users.sf.net>
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include <stddef.h>
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#include <stdint.h>
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// put_pixels
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static void DEF(put, pixels8_x2)(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)
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{
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MOVQ_BFE(mm6);
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__asm__ volatile(
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"lea (%3, %3), %%"REG_a" \n\t"
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".p2align 3 \n\t"
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"1: \n\t"
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"movq (%1), %%mm0 \n\t"
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"movq 1(%1), %%mm1 \n\t"
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"movq (%1, %3), %%mm2 \n\t"
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"movq 1(%1, %3), %%mm3 \n\t"
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PAVGBP(%%mm0, %%mm1, %%mm4, %%mm2, %%mm3, %%mm5)
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"movq %%mm4, (%2) \n\t"
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"movq %%mm5, (%2, %3) \n\t"
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"add %%"REG_a", %1 \n\t"
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"add %%"REG_a", %2 \n\t"
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"movq (%1), %%mm0 \n\t"
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"movq 1(%1), %%mm1 \n\t"
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"movq (%1, %3), %%mm2 \n\t"
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"movq 1(%1, %3), %%mm3 \n\t"
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PAVGBP(%%mm0, %%mm1, %%mm4, %%mm2, %%mm3, %%mm5)
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"movq %%mm4, (%2) \n\t"
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"movq %%mm5, (%2, %3) \n\t"
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"add %%"REG_a", %1 \n\t"
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"add %%"REG_a", %2 \n\t"
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"subl $4, %0 \n\t"
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"jnz 1b \n\t"
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:"+g"(h), "+S"(pixels), "+D"(block)
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:"r"((x86_reg)line_size)
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:REG_a, "memory");
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}
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static void DEF(put, pixels16_x2)(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)
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{
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MOVQ_BFE(mm6);
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__asm__ volatile(
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"lea (%3, %3), %%"REG_a" \n\t"
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".p2align 3 \n\t"
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"1: \n\t"
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"movq (%1), %%mm0 \n\t"
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"movq 1(%1), %%mm1 \n\t"
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"movq (%1, %3), %%mm2 \n\t"
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"movq 1(%1, %3), %%mm3 \n\t"
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PAVGBP(%%mm0, %%mm1, %%mm4, %%mm2, %%mm3, %%mm5)
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"movq %%mm4, (%2) \n\t"
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"movq %%mm5, (%2, %3) \n\t"
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"movq 8(%1), %%mm0 \n\t"
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"movq 9(%1), %%mm1 \n\t"
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"movq 8(%1, %3), %%mm2 \n\t"
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"movq 9(%1, %3), %%mm3 \n\t"
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PAVGBP(%%mm0, %%mm1, %%mm4, %%mm2, %%mm3, %%mm5)
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"movq %%mm4, 8(%2) \n\t"
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"movq %%mm5, 8(%2, %3) \n\t"
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"add %%"REG_a", %1 \n\t"
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"add %%"REG_a", %2 \n\t"
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"movq (%1), %%mm0 \n\t"
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"movq 1(%1), %%mm1 \n\t"
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"movq (%1, %3), %%mm2 \n\t"
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"movq 1(%1, %3), %%mm3 \n\t"
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PAVGBP(%%mm0, %%mm1, %%mm4, %%mm2, %%mm3, %%mm5)
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"movq %%mm4, (%2) \n\t"
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"movq %%mm5, (%2, %3) \n\t"
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"movq 8(%1), %%mm0 \n\t"
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"movq 9(%1), %%mm1 \n\t"
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"movq 8(%1, %3), %%mm2 \n\t"
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"movq 9(%1, %3), %%mm3 \n\t"
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PAVGBP(%%mm0, %%mm1, %%mm4, %%mm2, %%mm3, %%mm5)
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"movq %%mm4, 8(%2) \n\t"
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"movq %%mm5, 8(%2, %3) \n\t"
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"add %%"REG_a", %1 \n\t"
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"add %%"REG_a", %2 \n\t"
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"subl $4, %0 \n\t"
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"jnz 1b \n\t"
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:"+g"(h), "+S"(pixels), "+D"(block)
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:"r"((x86_reg)line_size)
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:REG_a, "memory");
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}
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static void DEF(put, pixels8_y2)(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)
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{
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MOVQ_BFE(mm6);
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__asm__ volatile(
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"lea (%3, %3), %%"REG_a" \n\t"
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"movq (%1), %%mm0 \n\t"
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".p2align 3 \n\t"
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"1: \n\t"
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"movq (%1, %3), %%mm1 \n\t"
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"movq (%1, %%"REG_a"),%%mm2 \n\t"
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PAVGBP(%%mm1, %%mm0, %%mm4, %%mm2, %%mm1, %%mm5)
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"movq %%mm4, (%2) \n\t"
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"movq %%mm5, (%2, %3) \n\t"
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"add %%"REG_a", %1 \n\t"
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"add %%"REG_a", %2 \n\t"
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"movq (%1, %3), %%mm1 \n\t"
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"movq (%1, %%"REG_a"),%%mm0 \n\t"
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PAVGBP(%%mm1, %%mm2, %%mm4, %%mm0, %%mm1, %%mm5)
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"movq %%mm4, (%2) \n\t"
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"movq %%mm5, (%2, %3) \n\t"
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"add %%"REG_a", %1 \n\t"
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"add %%"REG_a", %2 \n\t"
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"subl $4, %0 \n\t"
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"jnz 1b \n\t"
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:"+g"(h), "+S"(pixels), "+D"(block)
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:"r"((x86_reg)line_size)
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:REG_a, "memory");
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}
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static void DEF(avg, pixels16_x2)(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)
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{
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MOVQ_BFE(mm6);
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__asm__ volatile(
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".p2align 3 \n\t"
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"1: \n\t"
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"movq (%1), %%mm0 \n\t"
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"movq 1(%1), %%mm1 \n\t"
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"movq (%2), %%mm3 \n\t"
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PAVGB(%%mm0, %%mm1, %%mm2, %%mm6)
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PAVGB_MMX(%%mm3, %%mm2, %%mm0, %%mm6)
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"movq %%mm0, (%2) \n\t"
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"movq 8(%1), %%mm0 \n\t"
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"movq 9(%1), %%mm1 \n\t"
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"movq 8(%2), %%mm3 \n\t"
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PAVGB(%%mm0, %%mm1, %%mm2, %%mm6)
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PAVGB_MMX(%%mm3, %%mm2, %%mm0, %%mm6)
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"movq %%mm0, 8(%2) \n\t"
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"add %3, %1 \n\t"
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"add %3, %2 \n\t"
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"subl $1, %0 \n\t"
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"jnz 1b \n\t"
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:"+g"(h), "+S"(pixels), "+D"(block)
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:"r"((x86_reg)line_size)
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:"memory");
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}
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static void DEF(avg, pixels8_y2)(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)
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{
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MOVQ_BFE(mm6);
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__asm__ volatile(
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"lea (%3, %3), %%"REG_a" \n\t"
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"movq (%1), %%mm0 \n\t"
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".p2align 3 \n\t"
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"1: \n\t"
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"movq (%1, %3), %%mm1 \n\t"
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"movq (%1, %%"REG_a"), %%mm2 \n\t"
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PAVGBP(%%mm1, %%mm0, %%mm4, %%mm2, %%mm1, %%mm5)
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"movq (%2), %%mm3 \n\t"
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PAVGB_MMX(%%mm3, %%mm4, %%mm0, %%mm6)
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"movq (%2, %3), %%mm3 \n\t"
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PAVGB_MMX(%%mm3, %%mm5, %%mm1, %%mm6)
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"movq %%mm0, (%2) \n\t"
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"movq %%mm1, (%2, %3) \n\t"
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"add %%"REG_a", %1 \n\t"
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"add %%"REG_a", %2 \n\t"
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"movq (%1, %3), %%mm1 \n\t"
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"movq (%1, %%"REG_a"), %%mm0 \n\t"
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PAVGBP(%%mm1, %%mm2, %%mm4, %%mm0, %%mm1, %%mm5)
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"movq (%2), %%mm3 \n\t"
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PAVGB_MMX(%%mm3, %%mm4, %%mm2, %%mm6)
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"movq (%2, %3), %%mm3 \n\t"
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PAVGB_MMX(%%mm3, %%mm5, %%mm1, %%mm6)
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"movq %%mm2, (%2) \n\t"
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"movq %%mm1, (%2, %3) \n\t"
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"add %%"REG_a", %1 \n\t"
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"add %%"REG_a", %2 \n\t"
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"subl $4, %0 \n\t"
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"jnz 1b \n\t"
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:"+g"(h), "+S"(pixels), "+D"(block)
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:"r"((x86_reg)line_size)
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:REG_a, "memory");
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}
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