| /* Copyright (C) 2012-2015 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 <rtmintrin.h> directly; include <immintrin.h> instead." |
| #endif |
| |
| #ifndef _RTMINTRIN_H_INCLUDED |
| #define _RTMINTRIN_H_INCLUDED |
| |
| #ifndef __RTM__ |
| #pragma GCC push_options |
| #pragma GCC target("rtm") |
| #define __DISABLE_RTM__ |
| #endif /* __RTM__ */ |
| |
| #define _XBEGIN_STARTED (~0u) |
| #define _XABORT_EXPLICIT (1 << 0) |
| #define _XABORT_RETRY (1 << 1) |
| #define _XABORT_CONFLICT (1 << 2) |
| #define _XABORT_CAPACITY (1 << 3) |
| #define _XABORT_DEBUG (1 << 4) |
| #define _XABORT_NESTED (1 << 5) |
| #define _XABORT_CODE(x) (((x) >> 24) & 0xFF) |
| |
| /* Start an RTM code region. Return _XBEGIN_STARTED on success and the |
| abort condition otherwise. */ |
| extern __inline unsigned int |
| __attribute__((__gnu_inline__, __always_inline__, __artificial__)) |
| _xbegin (void) |
| { |
| return __builtin_ia32_xbegin (); |
| } |
| |
| /* Specify the end of an RTM code region. If it corresponds to the |
| outermost transaction, then attempts the transaction commit. If the |
| commit fails, then control is transferred to the outermost transaction |
| fallback handler. */ |
| extern __inline void |
| __attribute__((__gnu_inline__, __always_inline__, __artificial__)) |
| _xend (void) |
| { |
| __builtin_ia32_xend (); |
| } |
| |
| /* Force an RTM abort condition. The control is transferred to the |
| outermost transaction fallback handler with the abort condition IMM. */ |
| #ifdef __OPTIMIZE__ |
| extern __inline void |
| __attribute__((__gnu_inline__, __always_inline__, __artificial__)) |
| _xabort (const unsigned int __imm) |
| { |
| __builtin_ia32_xabort (__imm); |
| } |
| #else |
| #define _xabort(N) __builtin_ia32_xabort (N) |
| #endif /* __OPTIMIZE__ */ |
| |
| #ifdef __DISABLE_RTM__ |
| #undef __DISABLE_RTM__ |
| #pragma GCC pop_options |
| #endif /* __DISABLE_RTM__ */ |
| |
| #endif /* _RTMINTRIN_H_INCLUDED */ |