diff src/m/m68k.h @ 412:697ef44129c6 r21-2-14

Import from CVS: tag r21-2-14
author cvs
date Mon, 13 Aug 2007 11:20:41 +0200
parents a86b2b5e0111
children
line wrap: on
line diff
--- a/src/m/m68k.h	Mon Aug 13 11:19:22 2007 +0200
+++ b/src/m/m68k.h	Mon Aug 13 11:20:41 2007 +0200
@@ -20,6 +20,14 @@
 
 /* Synched up with: FSF 19.31. */
 
+/* The following symbol gives information on
+ the size of various data types.  */
+
+/* Define WORD_MACHINE if addresses and such have
+ * to be corrected before they can be used as byte counts.  */
+
+/* #define WORD_MACHINE */
+
 /* Now define a symbol for the cpu type, if your compiler
    does not define it automatically.  */
 
@@ -27,6 +35,14 @@
 #define m68k
 #endif
 
+/* Define EXPLICIT_SIGN_EXTEND if XINT must explicitly sign-extend
+   the 24-bit bit field into an int.  In other words, if bit fields
+   are always unsigned.
+
+   If you use NO_UNION_TYPE, this flag does not matter.  */
+
+#define EXPLICIT_SIGN_EXTEND
+
 /* Define CANNOT_DUMP on machines where unexec does not work.
    Then the function dump-emacs will not be defined
    and temacs will do (load "loadup") automatically unless told otherwise.  */
@@ -43,6 +59,9 @@
 /* #define VIRT_ADDR_VARIES */
 
 #ifdef linux
+#ifdef __ELF__
+#define DATA_SEG_BITS 0x80000000
+#endif
 
 #define NO_REMAP
 #define TEXT_START 0