1/* ===-------- ia32intrin.h ---------------------------------------------------=== 2 * 3 * Permission is hereby granted, free of charge, to any person obtaining a copy 4 * of this software and associated documentation files (the "Software"), to deal 5 * in the Software without restriction, including without limitation the rights 6 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 7 * copies of the Software, and to permit persons to whom the Software is 8 * furnished to do so, subject to the following conditions: 9 * 10 * The above copyright notice and this permission notice shall be included in 11 * all copies or substantial portions of the Software. 12 * 13 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 14 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 15 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 16 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 17 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 18 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN 19 * THE SOFTWARE. 20 * 21 *===-----------------------------------------------------------------------=== 22 */ 23 24#ifndef __X86INTRIN_H 25#error "Never use <ia32intrin.h> directly; include <x86intrin.h> instead." 26#endif 27 28#ifndef __IA32INTRIN_H 29#define __IA32INTRIN_H 30 31#ifdef __x86_64__ 32static __inline__ unsigned long long __attribute__((__always_inline__, __nodebug__)) 33__readeflags(void) 34{ 35 unsigned long long __res = 0; 36 __asm__ __volatile__ ("pushf\n\t" 37 "popq %0\n" 38 :"=r"(__res) 39 : 40 : 41 ); 42 return __res; 43} 44 45static __inline__ void __attribute__((__always_inline__, __nodebug__)) 46__writeeflags(unsigned long long __f) 47{ 48 __asm__ __volatile__ ("pushq %0\n\t" 49 "popf\n" 50 : 51 :"r"(__f) 52 :"flags" 53 ); 54} 55 56#else /* !__x86_64__ */ 57static __inline__ unsigned int __attribute__((__always_inline__, __nodebug__)) 58__readeflags(void) 59{ 60 unsigned int __res = 0; 61 __asm__ __volatile__ ("pushf\n\t" 62 "popl %0\n" 63 :"=r"(__res) 64 : 65 : 66 ); 67 return __res; 68} 69 70static __inline__ void __attribute__((__always_inline__, __nodebug__)) 71__writeeflags(unsigned int __f) 72{ 73 __asm__ __volatile__ ("pushl %0\n\t" 74 "popf\n" 75 : 76 :"r"(__f) 77 :"flags" 78 ); 79} 80#endif /* !__x86_64__ */ 81 82static __inline__ unsigned long long __attribute__((__always_inline__, __nodebug__)) 83__rdpmc(int __A) { 84 return __builtin_ia32_rdpmc(__A); 85} 86 87/* __rdtsc */ 88static __inline__ unsigned long long __attribute__((__always_inline__, __nodebug__)) 89__rdtsc(void) { 90 return __builtin_ia32_rdtsc(); 91} 92 93/* __rdtscp */ 94static __inline__ unsigned long long __attribute__((__always_inline__, __nodebug__)) 95__rdtscp(unsigned int *__A) { 96 return __builtin_ia32_rdtscp(__A); 97} 98 99#define _rdtsc() __rdtsc() 100 101#endif /* __IA32INTRIN_H */ 102