many modyfications in search for more speed

util/ceg/ce_back/obj_back/rom4.c

@@ -1,14 +1,22 @@
 #include "mach.h"
+#include "back.h"
+
+#ifdef BYTES_REVERSED
+#define rom2(w)		{ *data++ = ((w) >> 8); *data++ = (w);}
+#else
+#define rom2(w)		{ *data++ = (w); *data++ = ((w)>>8);}
+#endif
 
 rom4( l)
 FOUR_BYTES l;
 {
+	if ((_data_cnt -= 4) < 0) mem_data();
 #ifdef WORDS_REVERSED
-	rom2( (short) ((unsigned long)l>>16));
-	rom2( (short) l);
+	rom2( (int)(l>>16));
+	rom2( (int) l);
 #else
-	rom2( (short) l);
-	rom2( (short) ((unsigned long)l>>16));
+	rom2( (int) l);
+	rom2( (int) (l>>16));
 #endif
 }