/* macro.c - macro support for gas
- Copyright 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003
+ Copyright 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004
Free Software Foundation, Inc.
Written by Steve and Judy Chamberlain of Cygnus Support,
#ifdef HAVE_STDLIB_H
#include <stdlib.h>
#endif
+#include "as.h"
#include "libiberty.h"
#include "safe-ctype.h"
#include "sb.h"
/* Internal functions. */
-static int get_token PARAMS ((int, sb *, sb *));
-static int getstring PARAMS ((int, sb *, sb *));
-static int get_any_string PARAMS ((int, sb *, sb *, int, int));
-static int do_formals PARAMS ((macro_entry *, int, sb *));
-static int get_apost_token PARAMS ((int, sb *, sb *, int));
-static int sub_actual
- PARAMS ((int, sb *, sb *, struct hash_control *, int, sb *, int));
+static int get_token (int, sb *, sb *);
+static int getstring (int, sb *, sb *);
+static int get_any_string (int, sb *, sb *, int, int);
+static int do_formals (macro_entry *, int, sb *);
+static int get_apost_token (int, sb *, sb *, int);
+static int sub_actual (int, sb *, sb *, struct hash_control *, int, sb *, int);
static const char *macro_expand_body
- PARAMS ((sb *, sb *, formal_entry *, struct hash_control *, int));
-static const char *macro_expand PARAMS ((int, sb *, macro_entry *, sb *));
+ (sb *, sb *, formal_entry *, struct hash_control *, int);
+static const char *macro_expand (int, sb *, macro_entry *, sb *);
#define ISWHITE(x) ((x) == ' ' || (x) == '\t')
/* Function to use to parse an expression. */
-static int (*macro_expr) PARAMS ((const char *, int, sb *, int *));
+static int (*macro_expr) (const char *, int, sb *, int *);
/* Number of macro expansions that have been done. */
/* Initialize macro processing. */
void
-macro_init (alternate, mri, strip_at, expr)
- int alternate;
- int mri;
- int strip_at;
- int (*expr) PARAMS ((const char *, int, sb *, int *));
+macro_init (int alternate, int mri, int strip_at,
+ int (*expr) (const char *, int, sb *, int *))
{
macro_hash = hash_new ();
macro_defined = 0;
macro_expr = expr;
}
+/* Switch in and out of alternate mode on the fly. */
+
+void
+macro_set_alternate (int alternate)
+{
+ macro_alternate = alternate;
+}
+
/* Switch in and out of MRI mode on the fly. */
void
-macro_mri_mode (mri)
- int mri;
+macro_mri_mode (int mri)
{
macro_mri = mri;
}
Return 1 on success, 0 on unexpected EOF. */
int
-buffer_and_nest (from, to, ptr, get_line)
- const char *from;
- const char *to;
- sb *ptr;
- int (*get_line) PARAMS ((sb *));
+buffer_and_nest (const char *from, const char *to, sb *ptr,
+ int (*get_line) (sb *))
{
int from_len = strlen (from);
int to_len = strlen (to);
}
}
- /* Add a CR to the end and keep running. */
- sb_add_char (ptr, '\n');
+ /* Add the original end-of-line char to the end and keep running. */
+ sb_add_char (ptr, more);
line_start = ptr->len;
more = get_line (ptr);
}
/* Pick up a token. */
static int
-get_token (idx, in, name)
- int idx;
- sb *in;
- sb *name;
+get_token (int idx, sb *in, sb *name)
{
if (idx < in->len
&& (ISALPHA (in->ptr[idx])
/* Pick up a string. */
static int
-getstring (idx, in, acc)
- int idx;
- sb *in;
- sb *acc;
+getstring (int idx, sb *in, sb *acc)
{
idx = sb_skip_white (idx, in);
*/
static int
-get_any_string (idx, in, out, expand, pretend_quoted)
- int idx;
- sb *in;
- sb *out;
- int expand;
- int pretend_quoted;
+get_any_string (int idx, sb *in, sb *out, int expand, int pretend_quoted)
{
sb_reset (out);
idx = sb_skip_white (idx, in);
/* Pick up the formal parameters of a macro definition. */
static int
-do_formals (macro, idx, in)
- macro_entry *macro;
- int idx;
- sb *in;
+do_formals (macro_entry *macro, int idx, sb *in)
{
formal_entry **p = ¯o->formals;
the macro which was defined. */
const char *
-define_macro (idx, in, label, get_line, namep)
- int idx;
- sb *in;
- sb *label;
- int (*get_line) PARAMS ((sb *));
- const char **namep;
+define_macro (int idx, sb *in, sb *label,
+ int (*get_line) (sb *), const char **namep)
{
macro_entry *macro;
sb name;
/* Scan a token, and then skip KIND. */
static int
-get_apost_token (idx, in, name, kind)
- int idx;
- sb *in;
- sb *name;
- int kind;
+get_apost_token (int idx, sb *in, sb *name, int kind)
{
idx = get_token (idx, in, name);
if (idx < in->len
/* Substitute the actual value for a formal parameter. */
static int
-sub_actual (start, in, t, formal_hash, kind, out, copyifnotthere)
- int start;
- sb *in;
- sb *t;
- struct hash_control *formal_hash;
- int kind;
- sb *out;
- int copyifnotthere;
+sub_actual (int start, sb *in, sb *t, struct hash_control *formal_hash,
+ int kind, sb *out, int copyifnotthere)
{
int src;
formal_entry *ptr;
{
/* Doing this permits people to use & in macro bodies. */
sb_add_char (out, '&');
+ sb_add_sb (out, t);
}
else if (copyifnotthere)
{
/* Expand the body of a macro. */
static const char *
-macro_expand_body (in, out, formals, formal_hash, locals)
- sb *in;
- sb *out;
- formal_entry *formals;
- struct hash_control *formal_hash;
- int locals;
+macro_expand_body (sb *in, sb *out, formal_entry *formals,
+ struct hash_control *formal_hash, int locals)
{
sb t;
int src = 0;
src = get_token (src, in, &f->name);
++loccnt;
- sprintf (buf, "LL%04x", loccnt);
+ sprintf (buf, IS_ELF ? ".LL%04x" : "LL%04x", loccnt);
sb_add_string (&f->actual, buf);
err = hash_jam (formal_hash, sb_terminate (&f->name), f);
body. */
static const char *
-macro_expand (idx, in, m, out)
- int idx;
- sb *in;
- macro_entry *m;
- sb *out;
+macro_expand (int idx, sb *in, macro_entry *m, sb *out)
{
sb t;
formal_entry *ptr;
*EXPAND. Return 1 if a macro is found, 0 otherwise. */
int
-check_macro (line, expand, error, info)
- const char *line;
- sb *expand;
- const char **error;
- macro_entry **info;
+check_macro (const char *line, sb *expand,
+ const char **error, macro_entry **info)
{
const char *s;
char *copy, *cs;
/* Delete a macro. */
void
-delete_macro (name)
- const char *name;
+delete_macro (const char *name)
{
hash_delete (macro_hash, name);
}
success, or an error message otherwise. */
const char *
-expand_irp (irpc, idx, in, out, get_line)
- int irpc;
- int idx;
- sb *in;
- sb *out;
- int (*get_line) PARAMS ((sb *));
+expand_irp (int irpc, int idx, sb *in, sb *out, int (*get_line) (sb *))
{
const char *mn;
sb sub;