Fixed gcc warning

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

diff --git a/as/mcs51/asexpr.c b/as/mcs51/asexpr.c
index 1a94aa643a4823a1bc748309fef88655e75487a1..26aea4b0a015f474d23a3f33ae7e8533c999e942 100644 (file)
--- a/as/mcs51/asexpr.c
+++ b/as/mcs51/asexpr.c
@@ -1,4 +1,4 @@
-/* asexpr.c */
+       /* asexpr.c */
 
 /*
  * (C) Copyright 1989-1995
@@ -12,7 +12,6 @@
 #include <stdio.h>
 #include <setjmp.h>
 #include <string.h>
-#include <alloc.h>
 #include "asm.h"
 
 /*)Module      asexpr.c
@@ -28,7 +27,7 @@
  *
  *     asexpr.c contains the following functions:
  *             VOID    abscheck()
- *             addr_t  absexpr()
+ *             Addr_T  absexpr()
  *             VOID    clrexpr()
  *             int     digit()
  *             VOID    expr()
@@ -199,6 +198,23 @@ int n;
                                esp->e_rlcf |= R_MSB ;
                                break;
                            }
+                           else if (esp->e_base.e_ap && re.e_addr == 16)
+                           {
+                               if (flat24Mode)
+                               {
+                                   esp->e_rlcf |= R_HIB;
+                               }
+                               else
+                               {
+                                   warnBanner();
+                                   fprintf(stderr, 
+                                           "(expr >> 16) is only meaningful in "
+                                           ".flat24 mode.\n");
+                                   qerr();
+                               }
+                                   
+                              break;
+                           }
                            /* else continue with the normal processing */
                            abscheck(esp);
                            esp->e_addr >>= re.e_addr;
@@ -213,7 +229,7 @@ int n;
         unget(c);
 }
 
-/*)Function    addr_t  absexpr()
+/*)Function    Addr_T  absexpr()
  *
  *     The function absexpr() evaluates an expression, verifies it
  *     is absolute (i.e. not position dependent or relocatable), and
@@ -235,7 +251,7 @@ int n;
  *             a 'r' error is reported.
  */
 
-addr_t
+Addr_T
 absexpr()
 {
         struct expr e;
@@ -322,7 +338,7 @@ register struct expr *esp;
         if (c == '-') {
                 expr(esp, 100);
                 abscheck(esp);
-                esp->e_addr = -esp->e_addr;
+                esp->e_addr = 0-esp->e_addr;
                 return;
         }
         if (c == '~') {