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30 #include "search_list.h"
37 static Sym indirect_child;
39 void mips_find_call PARAMS ((Sym *, bfd_vma, bfd_vma));
42 mips_find_call (parent, p_lowpc, p_highpc)
51 static bfd_boolean inited = FALSE;
56 sym_init (&indirect_child);
57 indirect_child.name = _("<indirect child>");
58 indirect_child.cg.prop.fract = 1.0;
59 indirect_child.cg.cyc.head = &indirect_child;
66 if (p_lowpc < s_lowpc)
70 if (p_highpc > s_highpc)
74 DBG (CALLDEBUG, printf (_("[find_call] %s: 0x%lx to 0x%lx\n"),
75 parent->name, (unsigned long) p_lowpc,
76 (unsigned long) p_highpc));
77 for (pc = p_lowpc; pc < p_highpc; pc += 4)
79 op = bfd_get_32 (core_bfd, &((char *)core_text_space)[pc - s_lowpc]);
80 if ((op & 0xfc000000) == 0x0c000000)
82 /* This is a "jal" instruction. Check that the destination
83 is the address of a function. */
85 printf (_("[find_call] 0x%lx: jal"), (unsigned long) pc));
86 offset = (op & 0x03ffffff) << 2;
87 dest_pc = (pc & ~(bfd_vma) 0xfffffff) | offset;
88 if (dest_pc >= s_lowpc && dest_pc <= s_highpc)
90 child = sym_lookup (&symtab, dest_pc);
92 printf (" 0x%lx\t; name=%s, addr=0x%lx",
93 (unsigned long) dest_pc, child->name,
94 (unsigned long) child->addr));
95 if (child->addr == dest_pc)
97 DBG (CALLDEBUG, printf ("\n"));
99 arc_add (parent, child, (unsigned long) 0);
103 /* Something funny going on. */
104 DBG (CALLDEBUG, printf ("\tbut it's a botch\n"));
106 else if ((op & 0xfc00f83f) == 0x0000f809)
108 /* This is a "jalr" instruction (indirect call). */
110 printf (_("[find_call] 0x%lx: jalr\n"), (unsigned long) pc));
111 arc_add (parent, &indirect_child, (unsigned long) 0);