diff options
Diffstat (limited to 'gcc-4.9/gcc/config/i386/xtestintrin.h')
-rw-r--r-- | gcc-4.9/gcc/config/i386/xtestintrin.h | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/config/i386/xtestintrin.h b/gcc-4.9/gcc/config/i386/xtestintrin.h new file mode 100644 index 000000000..ba79e5c5e --- /dev/null +++ b/gcc-4.9/gcc/config/i386/xtestintrin.h @@ -0,0 +1,51 @@ +/* Copyright (C) 2012-2014 Free Software Foundation, Inc. + + This file is part of GCC. + + GCC is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3, or (at your option) + any later version. + + GCC 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 General Public License for more details. + + Under Section 7 of GPL version 3, you are granted additional + permissions described in the GCC Runtime Library Exception, version + 3.1, as published by the Free Software Foundation. + + You should have received a copy of the GNU General Public License and + a copy of the GCC Runtime Library Exception along with this program; + see the files COPYING3 and COPYING.RUNTIME respectively. If not, see + <http://www.gnu.org/licenses/>. */ + +#ifndef _IMMINTRIN_H_INCLUDED +# error "Never use <xtestintrin.h> directly; include <immintrin.h> instead." +#endif + +#ifndef _XTESTINTRIN_H_INCLUDED +#define _XTESTINTRIN_H_INCLUDED + +#ifndef __RTM__ +#pragma GCC push_options +#pragma GCC target("rtm") +#define __DISABLE_RTM__ +#endif /* __RTM__ */ + +/* Return non-zero if the instruction executes inside an RTM or HLE code + region. Return zero otherwise. */ +extern __inline int +__attribute__((__gnu_inline__, __always_inline__, __artificial__)) +_xtest (void) +{ + return __builtin_ia32_xtest (); +} + +#ifdef __DISABLE_RTM__ +#undef __DISABLE_RTM__ +#pragma GCC pop_options +#endif /* __DISABLE_RTM__ */ + +#endif /* _XTESTINTRIN_H_INCLUDED */ |