[ros-diffs] [tkreuzer] 41494: Add back the stuff I accidentilly removed with the last sync

tkreuzer at svn.reactos.org tkreuzer at svn.reactos.org
Sat Jun 20 21:52:30 CEST 2009


Author: tkreuzer
Date: Sat Jun 20 23:52:29 2009
New Revision: 41494

URL: http://svn.reactos.org/svn/reactos?rev=41494&view=rev
Log:
Add back the stuff I accidentilly removed with the last sync

Modified:
    branches/ros-amd64-bringup/reactos/include/crt/mingw32/intrin_x86.h

Modified: branches/ros-amd64-bringup/reactos/include/crt/mingw32/intrin_x86.h
URL: http://svn.reactos.org/svn/reactos/branches/ros-amd64-bringup/reactos/include/crt/mingw32/intrin_x86.h?rev=41494&r1=41493&r2=41494&view=diff
==============================================================================
--- branches/ros-amd64-bringup/reactos/include/crt/mingw32/intrin_x86.h [iso-8859-1] (original)
+++ branches/ros-amd64-bringup/reactos/include/crt/mingw32/intrin_x86.h [iso-8859-1] Sat Jun 20 23:52:29 2009
@@ -74,6 +74,10 @@
 #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 @@
 	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)



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