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implement __readeflags and __writeeflags

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svn path=/branches/ros-amd64-bringup/; revision=35950
This commit is contained in:
Timo Kreuzer
2008-09-04 19:39:29 +00:00
parent 16630cb368
commit 8d9af3292a
1 changed files with 11 additions and 0 deletions
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reactos/include/psdk/intrin_x86.h
+11
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@@ -1064,6 +1064,17 @@ static __inline__ __attribute__((always_inline)) unsigned long long __rdtsc(void
return retval;
}
static __inline__ __attribute__((always_inline)) void __writeeflags(uintptr_t Value)
{
__asm__ __volatile__("push %0\n popf" : : "rim"(Value));
}
static __inline__ __attribute__((always_inline)) uintptr_t __readeflags(void)
{
uintptr_t retval;
__asm__ __volatile__("pushf\n pop %0" : "=rm"(retval));
return retval;
}
/*** Interrupts ***/
static __inline__ __attribute__((always_inline)) void __debugbreak(void)