diff options
Diffstat (limited to 'libc/arch-arm/include/machine/endian.h')
| -rw-r--r-- | libc/arch-arm/include/machine/endian.h | 79 |
1 files changed, 0 insertions, 79 deletions
diff --git a/libc/arch-arm/include/machine/endian.h b/libc/arch-arm/include/machine/endian.h deleted file mode 100644 index 8d9723d..0000000 --- a/libc/arch-arm/include/machine/endian.h +++ /dev/null @@ -1,79 +0,0 @@ -/* $OpenBSD: endian.h,v 1.3 2005/12/13 00:35:23 millert Exp $ */ - -/* - * Copyright (C) 2010 The Android Open Source Project - * 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 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 _ARM_ENDIAN_H_ -#define _ARM_ENDIAN_H_ - -#ifdef __GNUC__ - -/* According to RealView Assembler User's Guide, REV and REV16 are available - * in Thumb code and 16-bit instructions when used in Thumb-2 code. - * - * REV Rd, Rm - * Rd and Rm must both be Lo registers. - * - * REV16 Rd, Rm - * Rd and Rm must both be Lo registers. - * - * The +l constraint takes care of this without constraining us in ARM mode. - */ -#define __swap16md(x) ({ \ - register u_int16_t _x = (x); \ - __asm__ __volatile__("rev16 %0, %0" : "+l" (_x)); \ - _x; \ -}) - -#define __swap32md(x) ({ \ - register u_int32_t _x = (x); \ - __asm__ __volatile__("rev %0, %0" : "+l" (_x)); \ - _x; \ -}) - -#define __swap64md(x) ({ \ - u_int64_t _swap64md_x = (x); \ - (u_int64_t) __swap32md(_swap64md_x >> 32) | \ - (u_int64_t) __swap32md(_swap64md_x & 0xffffffff) << 32; \ -}) - -/* Tell sys/endian.h we have MD variants of the swap macros. */ -#define MD_SWAP - -#endif /* __GNUC__ */ - -#if defined(__ARMEB__) -#define _BYTE_ORDER _BIG_ENDIAN -#else -#define _BYTE_ORDER _LITTLE_ENDIAN -#endif -#define __STRICT_ALIGNMENT -#include <sys/types.h> -#include <sys/endian.h> - -#endif /* !_ARM_ENDIAN_H_ */ |