Added option --code-size and --xram-size

[fw/sdcc] / as / mcs51 / lkmain.c

diff --git a/as/mcs51/lkmain.c b/as/mcs51/lkmain.c
index e0f6a924b766339c787000e6257383752272767d..4b96033c388503ff90f087a215e10637b1807f03 100644 (file)
--- a/as/mcs51/lkmain.c
+++ b/as/mcs51/lkmain.c
@@ -791,6 +791,16 @@ parse()
                                        iramsav();
                                        return(0);
 
+                               case 'v':
+                               case 'V':
+                                       xramsav();
+                                       return(0);
+
+                               case 'w':
+                               case 'W':
+                                       codesav();
+                                       return(0);
+
                                case 'z':
                                 case 'Z':
                                        dflag = 1;                                      
@@ -1161,6 +1171,29 @@ iramsav()
     iram_size = 128;           /* Default is 128 (0x80) bytes */
 }
 
+/*Similar to iramsav but for xram memory*/
+VOID
+xramsav()
+{
+  unget(getnb());
+  if (ip && *ip)
+    xram_size = expr(0);       /* evaluate size expression */
+  else
+       xram_size = rflag?0x1000000:0x10000;
+}
+
+/*Similar to iramsav but for code memory*/
+VOID
+codesav()
+{
+  unget(getnb());
+  if (ip && *ip)
+    code_size = expr(0);       /* evaluate size expression */
+  else
+       code_size = rflag?0x1000000:0x10000;
+}
+
+
 /*)Function    VOID    iramcheck()
  *
  *     The function iramcheck() is used at the end of linking to check that
@@ -1231,6 +1264,8 @@ char *usetxt[] = {
        "  -u   Update listing file(s) with link data as file(s)[.RST]",
        "Miscellaneous:\n"
        "  -a   [iram-size] Check for internal RAM overflow",
+       "  -v   [xram-size] Check for external RAM overflow",
+       "  -w   [code-size] Check for code overflow",
        "End:",
        "  -e   or null line terminates input",
        0