You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
42 lines
1.3 KiB
42 lines
1.3 KiB
/*
|
|
* Copyright 2002-2019 Intel Corporation.
|
|
*
|
|
* This software is provided to you as Sample Source Code as defined in the accompanying
|
|
* End User License Agreement for the Intel(R) Software Development Products ("Agreement")
|
|
* section 1.L.
|
|
*
|
|
* This software and the related documents are provided as is, with no express or implied
|
|
* warranties, other than those that are expressly stated in the License.
|
|
*/
|
|
|
|
#ifndef _MIX_FP_STATE_H_
|
|
# define _MIX_FP_STATE_H_
|
|
|
|
# define MIX_FP_ALIGN(x) \
|
|
reinterpret_cast<unsigned char*>( (((reinterpret_cast<ADDRINT>(x) + 16) >> 4) << 4) )
|
|
|
|
# if defined(_WIN32) && !defined(__GNUC__)
|
|
extern "C" void mix_fp_save(void* p); /* assembly routine */
|
|
extern "C" void mix_fp_restore(void* p); /* assembly routine */
|
|
# define MIX_FP_SAVE(x) (mix_fp_save(x))
|
|
# define MIX_FP_RELOAD(x) (mix_fp_restore(x))
|
|
|
|
#else
|
|
|
|
# define MIX_FP_SAVE(x) asm volatile("fxsave %0 \n\t emms" : "=m" (*x) )
|
|
|
|
// need the * because x is an array and need to make it an lvalue
|
|
# define MIX_FP_RELOAD(x) asm volatile("fxrstor %0" : : "m" (*x) )
|
|
|
|
#endif
|
|
|
|
|
|
|
|
#if defined(_WIN32) && !defined(__GNUC__)
|
|
typedef unsigned char __declspec(align(16)) mix_fp_save_buffer_t[512+16];
|
|
#else
|
|
typedef unsigned char mix_fp_save_buffer_t[512+16] __attribute__ ((aligned(16)));
|
|
#endif
|
|
|
|
#endif
|