ref: e25ed5550ef7304e8324fa2de981522e7cb14ec4
dir: /src/arm/asm.S/
/* * Copyright © 2018, VideoLAN and dav1d authors * Copyright © 2018, 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 DAV1D_SRC_ARM_ASM_S #define DAV1D_SRC_ARM_ASM_S #include "config.h" #if ARCH_ARM .syntax unified #ifdef __ELF__ .arch armv7-a .fpu neon .eabi_attribute 10, 0 // suppress Tag_FP_arch .eabi_attribute 12, 0 // suppress Tag_Advanced_SIMD_arch #endif #ifdef _WIN32 #define CONFIG_THUMB 1 #else #define CONFIG_THUMB 0 #endif #if CONFIG_THUMB .thumb #define A @ #define T #else #define A #define T @ #endif #endif #if !defined(PIC) #if defined(__PIC__) #define PIC __PIC__ #elif defined(__pic__) #define PIC __pic__ #endif #endif #ifndef PRIVATE_PREFIX #define PRIVATE_PREFIX dav1d_ #endif #define PASTE(a,b) a ## b #define CONCAT(a,b) PASTE(a,b) #ifdef PREFIX #define EXTERN CONCAT(_,PRIVATE_PREFIX) #else #define EXTERN PRIVATE_PREFIX #endif .macro function name, export=0, align=2 .macro endfunc #ifdef __ELF__ .size \name, . - \name #endif #if HAVE_AS_FUNC .endfunc #endif .purgem endfunc .endm .text .align \align .if \export .global EXTERN\name #ifdef __ELF__ .type EXTERN\name, %function #endif #if HAVE_AS_FUNC .func EXTERN\name #endif EXTERN\name: .else #ifdef __ELF__ .type \name, %function #endif #if HAVE_AS_FUNC .func \name #endif .endif \name: .endm .macro const name, align=2 .macro endconst #ifdef __ELF__ .size \name, . - \name #endif .purgem endconst .endm #if defined(_WIN32) .section .rdata #elif !defined(__MACH__) .section .rodata #else .const_data #endif .align \align \name: .endm #ifdef __APPLE__ #define L(x) L ## x #else #define L(x) .L ## x #endif #define X(x) CONCAT(EXTERN, x) #endif /* DAV1D_SRC_ARM_ASM_S */