shithub: openh264

ref: 66f58e8357dd3ecdbb90330e49f56c62efed12c0
dir: /codec/common/arm/copy_mb_neon.S/

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/*!
 * \copy
 *     Copyright (c)  2013, Cisco Systems
 *     All rights reserved.
 *
 *     Redistribution and use in source and binary forms, with or without
 *     modification, are permitted provided that the following conditions
 *     are met:
 *
 *        * Redistributions of source code must retain the above copyright
 *          notice, this list of conditions and the following disclaimer.
 *
 *        * Redistributions in binary form must reproduce the above copyright
 *          notice, this list of conditions and the following disclaimer in
 *          the documentation and/or other materials provided with the
 *          distribution.
 *
 *     THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 *     "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 *     LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
 *     FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
 *     COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
 *     INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
 *     BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 *     LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
 *     CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 *     LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
 *     ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 *     POSSIBILITY OF SUCH DAMAGE.
 *
 */

#ifdef  HAVE_NEON
.text
#include "arm_arch_common_macro.S"

#ifdef __APPLE__
.macro	LOAD_ALIGNED_DATA_WITH_STRIDE
//	{	//	input: $0~$3, src*, src_stride
    vld1.64	{$0}, [$4,:128], $5
    vld1.64	{$1}, [$4,:128], $5
    vld1.64	{$2}, [$4,:128], $5
    vld1.64	{$3}, [$4,:128], $5
//	}
.endm

.macro	STORE_ALIGNED_DATA_WITH_STRIDE
//	{	//	input: $0~$3, dst*, dst_stride
    vst1.64	{$0}, [$4,:128], $5
    vst1.64	{$1}, [$4,:128], $5
    vst1.64	{$2}, [$4,:128], $5
    vst1.64	{$3}, [$4,:128], $5
//	}
.endm

.macro	LOAD_UNALIGNED_DATA_WITH_STRIDE
//	{	//	input: $0~$3, src*, src_stride
    vld1.64	{$0}, [$4], $5
    vld1.64	{$1}, [$4], $5
    vld1.64	{$2}, [$4], $5
    vld1.64	{$3}, [$4], $5
//	}
.endm

.macro	STORE_UNALIGNED_DATA_WITH_STRIDE
//	{	//	input: $0~$3, dst*, dst_stride
    vst1.64	{$0}, [$4], $5
    vst1.64	{$1}, [$4], $5
    vst1.64	{$2}, [$4], $5
    vst1.64	{$3}, [$4], $5
//	}
.endm
#else
.macro	LOAD_ALIGNED_DATA_WITH_STRIDE arg0, arg1, arg2, arg3, arg4, arg5
//	{	//	input: \arg0~\arg3, src*, src_stride
    vld1.64	{\arg0}, [\arg4,:128], \arg5
    vld1.64	{\arg1}, [\arg4,:128], \arg5
    vld1.64	{\arg2}, [\arg4,:128], \arg5
    vld1.64	{\arg3}, [\arg4,:128], \arg5
//	}
.endm

.macro	STORE_ALIGNED_DATA_WITH_STRIDE arg0, arg1, arg2, arg3, arg4, arg5
//	{	//	input: \arg0~\arg3, dst*, dst_stride
    vst1.64	{\arg0}, [\arg4,:128], \arg5
    vst1.64	{\arg1}, [\arg4,:128], \arg5
    vst1.64	{\arg2}, [\arg4,:128], \arg5
    vst1.64	{\arg3}, [\arg4,:128], \arg5
//	}
.endm

.macro	LOAD_UNALIGNED_DATA_WITH_STRIDE arg0, arg1, arg2, arg3, arg4, arg5
//	{	//	input: \arg0~\arg3, src*, src_stride
    vld1.64	{\arg0}, [\arg4], \arg5
    vld1.64	{\arg1}, [\arg4], \arg5
    vld1.64	{\arg2}, [\arg4], \arg5
    vld1.64	{\arg3}, [\arg4], \arg5
//	}
.endm

.macro	STORE_UNALIGNED_DATA_WITH_STRIDE arg0, arg1, arg2, arg3, arg4, arg5
//	{	//	input: \arg0~\arg3, dst*, dst_stride
    vst1.64	{\arg0}, [\arg4], \arg5
    vst1.64	{\arg1}, [\arg4], \arg5
    vst1.64	{\arg2}, [\arg4], \arg5
    vst1.64	{\arg3}, [\arg4], \arg5
//	}
.endm

#endif


WELS_ASM_FUNC_BEGIN WelsCopy8x8_neon

	LOAD_UNALIGNED_DATA_WITH_STRIDE	d0, d1, d2, d3, r2, r3

	STORE_UNALIGNED_DATA_WITH_STRIDE	d0, d1, d2, d3, r0, r1

	LOAD_UNALIGNED_DATA_WITH_STRIDE	d4, d5, d6, d7, r2, r3

	STORE_UNALIGNED_DATA_WITH_STRIDE	d4, d5, d6, d7, r0, r1

WELS_ASM_FUNC_END


WELS_ASM_FUNC_BEGIN WelsCopy16x16_neon

	LOAD_ALIGNED_DATA_WITH_STRIDE	q0, q1, q2, q3, r2, r3

	STORE_ALIGNED_DATA_WITH_STRIDE	q0, q1, q2, q3, r0, r1

	LOAD_ALIGNED_DATA_WITH_STRIDE	q8, q9, q10, q11, r2, r3

	STORE_ALIGNED_DATA_WITH_STRIDE	q8, q9, q10, q11, r0, r1

	LOAD_ALIGNED_DATA_WITH_STRIDE	q0, q1, q2, q3, r2, r3

	STORE_ALIGNED_DATA_WITH_STRIDE	q0, q1, q2, q3, r0, r1

	LOAD_ALIGNED_DATA_WITH_STRIDE	q8, q9, q10, q11, r2, r3

	STORE_ALIGNED_DATA_WITH_STRIDE	q8, q9, q10, q11, r0, r1

WELS_ASM_FUNC_END


WELS_ASM_FUNC_BEGIN WelsCopy16x16NotAligned_neon

	LOAD_UNALIGNED_DATA_WITH_STRIDE	q0, q1, q2, q3, r2, r3

	STORE_UNALIGNED_DATA_WITH_STRIDE	q0, q1, q2, q3, r0, r1

	LOAD_UNALIGNED_DATA_WITH_STRIDE	q8, q9, q10, q11, r2, r3

	STORE_UNALIGNED_DATA_WITH_STRIDE	q8, q9, q10, q11, r0, r1

	LOAD_UNALIGNED_DATA_WITH_STRIDE	q0, q1, q2, q3, r2, r3

	STORE_UNALIGNED_DATA_WITH_STRIDE	q0, q1, q2, q3, r0, r1

	LOAD_UNALIGNED_DATA_WITH_STRIDE	q8, q9, q10, q11, r2, r3

	STORE_UNALIGNED_DATA_WITH_STRIDE	q8, q9, q10, q11, r0, r1

WELS_ASM_FUNC_END


WELS_ASM_FUNC_BEGIN WelsCopy16x8NotAligned_neon

	LOAD_UNALIGNED_DATA_WITH_STRIDE	q0, q1, q2, q3, r2, r3

	STORE_UNALIGNED_DATA_WITH_STRIDE	q0, q1, q2, q3, r0, r1

	LOAD_UNALIGNED_DATA_WITH_STRIDE	q8, q9, q10, q11, r2, r3

	STORE_UNALIGNED_DATA_WITH_STRIDE	q8, q9, q10, q11, r0, r1

WELS_ASM_FUNC_END


WELS_ASM_FUNC_BEGIN WelsCopy8x16_neon

	LOAD_UNALIGNED_DATA_WITH_STRIDE	d0, d1, d2, d3, r2, r3

	STORE_UNALIGNED_DATA_WITH_STRIDE	d0, d1, d2, d3, r0, r1

	LOAD_UNALIGNED_DATA_WITH_STRIDE	d4, d5, d6, d7, r2, r3

	STORE_UNALIGNED_DATA_WITH_STRIDE	d4, d5, d6, d7, r0, r1

	LOAD_UNALIGNED_DATA_WITH_STRIDE	d0, d1, d2, d3, r2, r3

	STORE_UNALIGNED_DATA_WITH_STRIDE	d0, d1, d2, d3, r0, r1

	LOAD_UNALIGNED_DATA_WITH_STRIDE	d4, d5, d6, d7, r2, r3

	STORE_UNALIGNED_DATA_WITH_STRIDE	d4, d5, d6, d7, r0, r1

WELS_ASM_FUNC_END

#endif