diff options
Diffstat (limited to 'contrib/llvm/tools/clang/lib/Headers/ia32intrin.h')
-rw-r--r-- | contrib/llvm/tools/clang/lib/Headers/ia32intrin.h | 101 |
1 files changed, 101 insertions, 0 deletions
diff --git a/contrib/llvm/tools/clang/lib/Headers/ia32intrin.h b/contrib/llvm/tools/clang/lib/Headers/ia32intrin.h new file mode 100644 index 0000000..5adf3f1 --- /dev/null +++ b/contrib/llvm/tools/clang/lib/Headers/ia32intrin.h @@ -0,0 +1,101 @@ +/* ===-------- ia32intrin.h ---------------------------------------------------=== + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + * + *===-----------------------------------------------------------------------=== + */ + +#ifndef __X86INTRIN_H +#error "Never use <ia32intrin.h> directly; include <x86intrin.h> instead." +#endif + +#ifndef __IA32INTRIN_H +#define __IA32INTRIN_H + +#ifdef __x86_64__ +static __inline__ unsigned long long __attribute__((__always_inline__, __nodebug__)) +__readeflags(void) +{ + unsigned long long __res = 0; + __asm__ __volatile__ ("pushf\n\t" + "popq %0\n" + :"=r"(__res) + : + : + ); + return __res; +} + +static __inline__ void __attribute__((__always_inline__, __nodebug__)) +__writeeflags(unsigned long long __f) +{ + __asm__ __volatile__ ("pushq %0\n\t" + "popf\n" + : + :"r"(__f) + :"flags" + ); +} + +#else /* !__x86_64__ */ +static __inline__ unsigned int __attribute__((__always_inline__, __nodebug__)) +__readeflags(void) +{ + unsigned int __res = 0; + __asm__ __volatile__ ("pushf\n\t" + "popl %0\n" + :"=r"(__res) + : + : + ); + return __res; +} + +static __inline__ void __attribute__((__always_inline__, __nodebug__)) +__writeeflags(unsigned int __f) +{ + __asm__ __volatile__ ("pushl %0\n\t" + "popf\n" + : + :"r"(__f) + :"flags" + ); +} +#endif /* !__x86_64__ */ + +static __inline__ unsigned long long __attribute__((__always_inline__, __nodebug__)) +__rdpmc(int __A) { + return __builtin_ia32_rdpmc(__A); +} + +/* __rdtsc */ +static __inline__ unsigned long long __attribute__((__always_inline__, __nodebug__)) +__rdtsc(void) { + return __builtin_ia32_rdtsc(); +} + +/* __rdtscp */ +static __inline__ unsigned long long __attribute__((__always_inline__, __nodebug__)) +__rdtscp(unsigned int *__A) { + return __builtin_ia32_rdtscp(__A); +} + +#define _rdtsc() __rdtsc() + +#endif /* __IA32INTRIN_H */ |