gas TC_PARSE_CONS_EXPRESSION communication with TC_CONS_FIX_NEW

[external/binutils.git] / gas / config / tc-avr.h

diff --git a/gas/config/tc-avr.h b/gas/config/tc-avr.h
index caa058f..df75ac7 100644 (file)
--- a/gas/config/tc-avr.h
+++ b/gas/config/tc-avr.h
@@ -50,16 +50,36 @@
    will point to the start of the expression.  */
 #define md_operand(x)
 
+typedef struct
+{
+  /* Name of the expression modifier allowed with .byte, .word, etc.  */
+  const char *name;
+
+  /* Only allowed with n bytes of data.  */
+  int nbytes;
+
+  /* Associated RELOC.  */
+  bfd_reloc_code_real_type reloc;
+
+  /* Part of the error message.  */
+  const char *error;
+} exp_mod_data_t;
+
+extern const exp_mod_data_t exp_mod_data[];
+#define TC_PARSE_CONS_RETURN_TYPE const exp_mod_data_t *
+#define TC_PARSE_CONS_RETURN_NONE exp_mod_data
+
 /* You may define this macro to parse an expression used in a data
    allocation pseudo-op such as `.word'.  You can use this to
    recognize relocation directives that may appear in such directives.  */
 #define TC_PARSE_CONS_EXPRESSION(EXPR,N) avr_parse_cons_expression (EXPR, N)
-extern void avr_parse_cons_expression (expressionS *, int);
+extern const exp_mod_data_t *avr_parse_cons_expression (expressionS *, int);
 
 /* You may define this macro to generate a fixup for a data
    allocation pseudo-op.  */
-#define TC_CONS_FIX_NEW(FRAG,WHERE,N,EXP) avr_cons_fix_new (FRAG, WHERE, N, EXP)
-extern void avr_cons_fix_new (fragS *,int, int, expressionS *);
+#define TC_CONS_FIX_NEW avr_cons_fix_new
+extern void avr_cons_fix_new (fragS *,int, int, expressionS *,
+                             const exp_mod_data_t *);
 
 /* This should just call either `number_to_chars_bigendian' or
    `number_to_chars_littleendian', whichever is appropriate.  On