- Add x86_64 support to vm_x86.c

- Fix warning on mingw64

code/asm/ftola.s

@@ -29,8 +29,6 @@ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 
 #include "qasm.h"
 
-#if id386
-
 .data
 
 temp:   .single   0.0
@@ -157,4 +155,3 @@ C(Q_ftol0F7F):
         fldcw  fpucw
         movl temp,%eax
         ret
-#endif

code/asm/qasm.h

@@ -28,7 +28,7 @@ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 .section .note.GNU-stack,"",@progbits
 #endif
 
-#ifdef __ELF__
+#if defined(__ELF__) || defined(__WIN64__)
 #define C(label) label
 #else
 #define C(label) _##label