openh264/codec/common/arm64/arm_arch64_common_macro.S

/*!
 * \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 __APPLE__

.macro WELS_ASM_ARCH64_FUNC_BEGIN
.align 2
.globl _$0
_$0:
.endm

.macro WELS_ASM_ARCH64_FUNC_END
ret
.endm
#else

.section .note.GNU-stack,"",%progbits // Mark stack as non-executable
.text

.macro WELS_ASM_ARCH64_FUNC_BEGIN funcName
.align 2
.global \funcName
.type \funcName, %function
.func \funcName
\funcName:
.endm

.macro WELS_ASM_ARCH64_FUNC_END
ret
.endfunc
.endm

.macro mov.16b arg0, arg1
    mov \arg0\().16b, \arg1\().16b
.endm

.macro mov.8b arg0, arg1
    mov \arg0\().8b, \arg1\().8b
.endm

.macro ext.16b arg0, arg1, arg2, arg3
    ext \arg0\().16b, \arg1\().16b, \arg2\().16b, \arg3
.endm

.macro ext.8b arg0, arg1, arg2, arg3
    ext \arg0\().8b, \arg1\().8b, \arg2\().8b, \arg3
.endm
#endif