219be72091ec75ee70323de55e4d90957d255e81
2 * Copyright (c) 1983 Regents of the University of California.
5 * Redistribution and use in source and binary forms are permitted
6 * provided that: (1) source distributions retain this entire copyright
7 * notice and comment, and (2) distributions including binaries display
8 * the following acknowledgement: ``This product includes software
9 * developed by the University of California, Berkeley and its contributors''
10 * in the documentation or other materials provided with the distribution
11 * and in all advertising materials mentioning features or use of this
12 * software. Neither the name of the University nor the names of its
13 * contributors may be used to endorse or promote products derived
14 * from this software without specific prior written permission.
15 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
16 * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
17 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
27 DEFUN(iscall
, (ip
), unsigned char *ip
)
29 if (*ip
== 0xeb || *ip
== 0x9a)
36 find_call(parent
, p_lowpc
, p_highpc
)
41 unsigned char *instructp
;
46 if (core_text_space
== 0) {
49 if (p_lowpc
< s_lowpc
) {
52 if (p_highpc
> s_highpc
) {
55 DBG(CALLDEBUG
, printf("[findcall] %s: 0x%lx to 0x%lx\n",
56 parent
->name
, p_lowpc
, p_highpc
));
57 for ( instructp
= (unsigned char*) core_text_space
+ p_lowpc
;
58 instructp
< (unsigned char*) core_text_space
+ p_highpc
;
59 instructp
+= length
) {
61 if (iscall (instructp
)) {
63 printf("[findcall]\t0x%x:callf",
64 instructp
- (unsigned char*) core_text_space
));
67 * regular pc relative addressing
68 * check that this is the address of
71 destpc
= ((bfd_vma
)instructp
+ 5 - (bfd_vma
) core_text_space
);
72 if (destpc
>= s_lowpc
&& destpc
<= s_highpc
) {
73 child
= sym_lookup(&symtab
, destpc
);
75 printf("[findcall]\tdestpc 0x%lx", destpc
);
76 printf(" child->name %s", child
->name
);
77 printf(" child->addr 0x%lx\n", child
->addr
);
79 if (child
->addr
== destpc
) {
83 arc_add(parent
, child
, (long) 0);
84 length
+= 4; /* constant lengths */
91 * it looked like a callf,
92 * but it wasn't to anywhere.
96 * something funny going on.
98 DBG(CALLDEBUG
, printf("[findcall]\tbut it's a botch\n"));
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