Speed up = on fixnums in bytecode

Now that EQ has become expensive, use BASE_EQ where possible.

* src/bytecode.c (exec_byte_code): Use cheaper operation for Beqlsign.

src/bytecode.c

@@ -1060,7 +1060,7 @@ exec_byte_code (Lisp_Object bytestr, Lisp_Object vector, Lisp_Object maxdepth,
 	    Lisp_Object v2 = POP;
 	    Lisp_Object v1 = TOP;
 	    if (FIXNUMP (v1) && FIXNUMP (v2))
-	      TOP = EQ (v1, v2) ? Qt : Qnil;
+	      TOP = BASE_EQ(v1, v2) ? Qt : Qnil;
 	    else
 	      TOP = arithcompare (v1, v2, ARITH_EQUAL);
 	    NEXT;