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30 #include "search_list.h"
37 static int i386_iscall (unsigned char *);
38 void i386_find_call (Sym
*, bfd_vma
, bfd_vma
);
41 i386_iscall (unsigned char *ip
)
50 i386_find_call (Sym
*parent
, bfd_vma p_lowpc
, bfd_vma p_highpc
)
52 unsigned char *instructp
;
56 DBG (CALLDEBUG
, printf ("[findcall] %s: 0x%lx to 0x%lx\n",
57 parent
->name
, (unsigned long) p_lowpc
,
58 (unsigned long) p_highpc
));
60 for (pc
= p_lowpc
; pc
< p_highpc
; ++pc
)
62 instructp
= (unsigned char *) core_text_space
+ pc
- core_text_sect
->vma
;
63 if (i386_iscall (instructp
))
66 printf ("[findcall]\t0x%lx:call", (unsigned long) pc
));
68 * regular pc relative addressing
69 * check that this is the address of
73 destpc
= bfd_get_32 (core_bfd
, instructp
+ 1) + pc
+ 5;
74 if (hist_check_address (destpc
))
76 child
= sym_lookup (&symtab
, destpc
);
77 if (child
&& child
->addr
== destpc
)
83 printf ("\tdestpc 0x%lx (%s)\n",
84 (unsigned long) destpc
, child
->name
));
85 arc_add (parent
, child
, (unsigned long) 0);
86 instructp
+= 4; /* call is a 5 byte instruction */
92 * it looked like a callf, but it:
93 * a) wasn't actually a callf, or
94 * b) didn't point to a known function in the symtab, or
95 * c) something funny is going on.
97 DBG (CALLDEBUG
, printf ("\tbut it's a botch\n"));
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