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.
26 * opcode of the `callf' instruction
28 #define CALL (0xc0000000)
30 void sparc_find_call PARAMS ((Sym *, bfd_vma, bfd_vma));
33 sparc_find_call (parent, p_lowpc, p_highpc)
38 bfd_vma dest_pc, delta;
42 delta = (bfd_vma) core_text_space - core_text_sect->vma;
44 if (core_text_space == 0)
48 if (p_lowpc < s_lowpc)
52 if (p_highpc > s_highpc)
56 DBG (CALLDEBUG, printf ("[find_call] %s: 0x%lx to 0x%lx\n",
57 parent->name, (unsigned long) p_lowpc,
58 (unsigned long) p_highpc));
59 for (instr = (unsigned int *) (((p_lowpc + delta) + 3) &~ 3);
60 instr < (unsigned int *) (p_highpc + delta);
66 printf ("[find_call] 0x%lx: callf",
67 (unsigned long) instr - (unsigned long) delta));
69 * Regular pc relative addressing check that this is the
70 * address of a function.
72 dest_pc = ((bfd_vma) (instr + (*instr & ~CALL))) - delta;
73 if (dest_pc >= s_lowpc && dest_pc <= s_highpc)
75 child = sym_lookup (&symtab, dest_pc);
77 printf ("\tdest_pc=0x%lx, (name=%s, addr=0x%lx)\n",
78 (unsigned long) dest_pc, child->name,
79 (unsigned long) child->addr));
80 if (child->addr == dest_pc)
83 arc_add (parent, child, (unsigned long) 0);
88 * Something funny going on.
90 DBG (CALLDEBUG, printf ("\tbut it's a botch\n"));