From 490e84f5e146485a26dea2f41279a4ff13aaca05 Mon Sep 17 00:00:00 2001 From: Waldemar Brodkorb Date: Sun, 4 Feb 2018 15:34:18 +0000 Subject: tile: add basic support for tilegx This adds basic support for tile architecture. Only static binaries, no ld.so or threading support. Tested with qemu-tilegx only. --- libc/sysdeps/linux/tile/bits/byteswap.h | 35 +++++++++++++++++++++++++++++++++ 1 file changed, 35 insertions(+) create mode 100644 libc/sysdeps/linux/tile/bits/byteswap.h (limited to 'libc/sysdeps/linux/tile/bits/byteswap.h') diff --git a/libc/sysdeps/linux/tile/bits/byteswap.h b/libc/sysdeps/linux/tile/bits/byteswap.h new file mode 100644 index 000000000..524a35576 --- /dev/null +++ b/libc/sysdeps/linux/tile/bits/byteswap.h @@ -0,0 +1,35 @@ +/* Copyright (C) 2011-2018 Free Software Foundation, Inc. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + . */ + +#if !defined _BYTESWAP_H && !defined _NETINET_IN_H && !defined _ENDIAN_H +# error "Never use directly; include instead." +#endif + +#ifndef _BITS_BYTESWAP_H +#define _BITS_BYTESWAP_H 1 + +#include + +/* gcc __builtin_bswap64() can constant-fold, etc, so always use it. */ +#define __bswap_16(x) ((unsigned short)(__builtin_bswap32(x) >> 16)) +#define __bswap_32(x) ((unsigned int)__builtin_bswap32(x)) +#define __bswap_64(x) ((__uint64_t)__builtin_bswap64(x)) + +#define __bswap_constant_16(x) __bswap_16(x) +#define __bswap_constant_32(x) __bswap_32(x) +#define __bswap_constant_64(x) __bswap_64(x) + +#endif /* _BITS_BYTESWAP_H */ -- cgit v1.2.3