* In other words we permit a (possibly undefined) minuend, a
* (possibly undefined) subtrahend and an (absolute) augend.
* RMS says this is so we can have 1-pass assembly for any compiler
- * emmissions, and a 'case' statement might emit 'undefined1 - undefined2'.
+ * emissions, and a 'case' statement might emit 'undefined1 - undefined2'.
*
* To simplify table-driven dispatch, we also have a "segment" for the
* entire expression. That way we don't require complex reasoning about
typedef struct
{
- symbolS *X_add_symbol; /* foo */
- symbolS *X_subtract_symbol; /* bar */
- long X_add_number; /* 42. Must be signed. */
- segT X_seg; /* What segment (expr type)? */
+ symbolS *X_add_symbol; /* "foo", above */
+ symbolS *X_subtract_symbol; /* "bar", above */
+ offsetT X_add_number; /* 42, above -- must be signed */
+ /* What segment (expr type)? */
+ segT X_seg;
}
expressionS;
-/* result should be type (expressionS *). */
+/* "result" should be type (expressionS *). */
#define expression(result) expr(0,result)
-/* If an expression is SEG_BIG, look here */
-/* for its value. These common data may */
-/* be clobbered whenever expr() is called. */
-extern FLONUM_TYPE generic_floating_point_number; /* Flonums returned here. */
-/* Enough to hold most precise flonum. */
-extern LITTLENUM_TYPE generic_bignum[]; /* Bignums returned here. */
-#define SIZE_OF_LARGE_NUMBER (20) /* Number of littlenums in above. */
+/* If an expression is SEG_BIG, look here for its value. These common
+ data may be clobbered whenever expr() is called. */
+/* Flonums returned here. Big enough to hold most precise flonum. */
+extern FLONUM_TYPE generic_floating_point_number;
+/* Bignums returned here. */
+extern LITTLENUM_TYPE generic_bignum[];
+/* Number of littlenums in above. */
+#define SIZE_OF_LARGE_NUMBER (20)
typedef char operator_rankT;
-#if __STDC__ == 1
-
-char get_symbol_end (void);
-segT expr (int rank, expressionS * resultP);
-unsigned int get_single_number (void);
-
-#else /* not __STDC__ */
-
-char get_symbol_end ();
-segT expr ();
-unsigned int get_single_number ();
-
-#endif /* not __STDC__ */
+char get_symbol_end PARAMS ((void));
+segT expr PARAMS ((int rank, expressionS * resultP));
+unsigned int get_single_number PARAMS ((void));
/* end of expr.h */