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/* Common code for i386 XSAVE extended state.
Copyright (C) 2010-2013 Free Software Foundation, Inc.
This file is part of GDB.
This program 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 of the License, or
(at your option) any later version.
This program 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.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
#ifndef I386_XSTATE_H
#define I386_XSTATE_H 1
/* The extended state feature bits. */
#define I386_XSTATE_X87 (1ULL << 0)
#define I386_XSTATE_SSE (1ULL << 1)
#define I386_XSTATE_AVX (1ULL << 2)
#define I386_XSTATE_BNDREGS (1ULL << 3)
#define I386_XSTATE_BNDCFG (1ULL << 4)
#define I386_XSTATE_MPX (I386_XSTATE_BNDREGS | I386_XSTATE_BNDCFG)
/* Supported mask and size of the extended state. */
#define I386_XSTATE_X87_MASK I386_XSTATE_X87
#define I386_XSTATE_SSE_MASK (I386_XSTATE_X87 | I386_XSTATE_SSE)
#define I386_XSTATE_AVX_MASK (I386_XSTATE_SSE_MASK | I386_XSTATE_AVX)
#define I386_XSTATE_MPX_MASK (I386_XSTATE_AVX_MASK | I386_XSTATE_MPX)
#define I386_XSTATE_ALL_MASK I386_XSTATE_MPX_MASK
#define I386_XSTATE_SSE_SIZE 576
#define I386_XSTATE_AVX_SIZE 832
#define I386_XSTATE_BNDREGS_SIZE 1024
#define I386_XSTATE_BNDCFG_SIZE 1088
#define I386_XSTATE_MAX_SIZE 1088
/* In case one of the MPX XCR0 bits is set we consider we have MPX. */
#define HAS_MPX(XCR0) (((XCR0) & I386_XSTATE_MPX) != 0)
#define HAS_AVX(XCR0) (((XCR0) & I386_XSTATE_AVX) != 0)
/* Get I386 XSAVE extended state size. */
#define I386_XSTATE_SIZE(XCR0) \
(HAS_MPX (XCR0) ? I386_XSTATE_BNDCFG_SIZE : \
(HAS_AVX (XCR0) ? I386_XSTATE_AVX_SIZE : I386_XSTATE_SSE_SIZE))
#endif /* I386_XSTATE_H */
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