ref: 32908aae0f99eae453ed4e255978e3365abd123e
dir: /src/arm/64/util.S/
/****************************************************************************** * Copyright © 2018, VideoLAN and dav1d authors * Copyright © 2015 Martin Storsjo * Copyright © 2015 Janne Grunau * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * * 1. Redistributions of source code must retain the above copyright notice, this * list of conditions and the following disclaimer. * * 2. 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 OWNER 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. *****************************************************************************/ #ifndef __DAVID_SRC_ARM_64_UTIL_S__ #define __DAVID_SRC_ARM_64_UTIL_S__ #include "config.h" #include "src/arm/asm.S" .macro movrel rd, val, offset=0 #if defined(__APPLE__) .if \offset < 0 adrp \rd, \val@PAGE add \rd, \rd, \val@PAGEOFF sub \rd, \rd, -(\offset) .else adrp \rd, \val+(\offset)@PAGE add \rd, \rd, \val+(\offset)@PAGEOFF .endif #elif defined(PIC) && defined(_WIN32) .if \offset < 0 adrp \rd, \val add \rd, \rd, :lo12:\val sub \rd, \rd, -(\offset) .else adrp \rd, \val+(\offset) add \rd, \rd, :lo12:\val+(\offset) .endif #elif defined(PIC) adrp \rd, \val+(\offset) add \rd, \rd, :lo12:\val+(\offset) #else ldr \rd, =\val+\offset #endif .endm #endif /* __DAVID_SRC_ARM_64_UTIL_S__ */