libcpuid  0.2.2
asm-bits.h
1 /*
2  * Copyright 2008 Veselin Georgiev,
3  * anrieffNOSPAM @ mgail_DOT.com (convert to gmail)
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  *
9  * 1. Redistributions of source code must retain the above copyright
10  * notice, this list of conditions and the following disclaimer.
11  * 2. Redistributions in binary form must reproduce the above copyright
12  * notice, this list of conditions and the following disclaimer in the
13  * documentation and/or other materials provided with the distribution.
14  *
15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25  */
26 #ifndef __ASM_BITS_H__
27 #define __ASM_BITS_H__
28 #include "libcpuid.h"
29 
30 /* Determine Compiler: */
31 #if defined(_MSC_VER)
32 # define COMPILER_MICROSOFT
33 #elif defined(__GNUC__)
34 # define COMPILER_GCC
35 #endif
36 
37 /* Determine Platform */
38 #if defined(__x86_64__) || defined(_M_AMD64)
39 # define PLATFORM_X64
40 #elif defined(__i386__) || defined(_M_IX86)
41 # define PLATFORM_X86
42 #endif
43 
44 /* Under Windows/AMD64 with MSVC, inline assembly isn't supported */
45 #if (defined(COMPILER_GCC) && defined(PLATFORM_X64)) || defined(PLATFORM_X86)
46 # define INLINE_ASM_SUPPORTED
47 #endif
48 
49 int cpuid_exists_by_eflags(void);
50 void exec_cpuid(uint32_t *regs);
51 void busy_sse_loop(int cycles);
52 
53 #endif /* __ASM_BITS_H__ */
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