Increase global symbol table size and parse '\\' properly

src/toolsrc/codegen.pla

@@ -484,7 +484,7 @@ def init_idglobal#0
     if isult(heapavail, $4000)
         tag_num     = TAGNUM/2
         fixup_num   = FIXUPNUM/2
-        globalbufsz = IDGLOBALSZ/2
+        globalbufsz = IDGLOBALSZ/4
         localbufsz  = IDLOCALSZ/2
     fin
     tag_addr     = heapalloc(tag_num*2)
@@ -546,7 +546,7 @@ def new_moddep(nameptr, len)#0
     memcpy(@moddep_tbl[moddep_cnt*16] + 1, nameptr, len)
     moddep_tbl[moddep_cnt*16] = len
     moddep_cnt++
-    if moddep_cnt > 8; parse_warn("Module dependency overflow"); fin
+    if moddep_cnt > MODDEPNUM; parse_warn("Module dependency overflow"); fin
 end
 //
 // Generate/add to a sequence of code