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Add back the stuff I accidentilly removed with the last sync

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svn path=/branches/ros-amd64-bringup/; revision=41494
This commit is contained in:
Timo Kreuzer
2009-06-20 19:52:29 +00:00
parent 6a3624a96d
commit 98debfcbd4
1 changed files with 21 additions and 0 deletions
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reactos/include/crt/mingw32/intrin_x86.h
+21
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@@ -74,6 +74,10 @@ extern "C" {
#define _AddressOfReturnAddress() (&(((void **)(__builtin_frame_address(0)))[1]))
/* TODO: __getcallerseflags but how??? */
/* Maybe the same for x86? */
#ifdef _x86_64
#define _alloca(s) __builtin_alloca(s)
#endif
/*** Atomic operations ***/
@@ -970,6 +974,23 @@ __INTRIN_INLINE unsigned long long __emulu(const unsigned int a, const unsigned
return retval;
}
#ifdef _M_AMD64
static __inline__ __attribute__((always_inline)) __int64 __mulh(__int64 a, __int64 b)
{
__int64 retval;
__asm__("imulq %[b]" : "=d" (retval) : [a] "a" (a), [b] "rm" (b));
return retval;
}
static __inline__ __attribute__((always_inline)) unsigned __int64 __umulh(unsigned __int64 a, unsigned __int64 b)
{
unsigned __int64 retval;
__asm__("mulq %[b]" : "=d" (retval) : [a] "a" (a), [b] "rm" (b));
return retval;
}
#endif
/*** Port I/O ***/
__INTRIN_INLINE unsigned char __inbyte(const unsigned short Port)