+CORE_ADDR
+hppabsd_find_global_pointer (struct value *function)
+{
+ CORE_ADDR faddr = value_as_address (function);
+ struct obj_section *faddr_sec;
+ gdb_byte buf[4];
+
+ /* Is this a plabel? If so, dereference it to get the Global Pointer
+ value. */
+ if (faddr & 2)
+ {
+ if (target_read_memory ((faddr & ~3) + 4, buf, sizeof buf) == 0)
+ return extract_unsigned_integer (buf, sizeof buf);
+ }
+
+ /* If the address is in the .plt section, then the real function
+ hasn't yet been fixed up by the linker so we cannot determine the
+ Global Pointer for that function. */
+ if (in_plt_section (faddr, NULL))
+ return 0;
+
+ faddr_sec = find_pc_section (faddr);
+ if (faddr_sec != NULL)
+ {
+ struct obj_section *sec;
+
+ ALL_OBJFILE_OSECTIONS (faddr_sec->objfile, sec)
+ {
+ if (strcmp (sec->the_bfd_section->name, ".dynamic") == 0)
+ break;
+ }
+
+ if (sec < faddr_sec->objfile->sections_end)
+ {
+ CORE_ADDR addr = sec->addr;
+
+ while (addr < sec->endaddr)
+ {
+ gdb_byte buf[4];
+ LONGEST tag;
+
+ if (target_read_memory (addr, buf, sizeof buf) != 0)
+ break;
+
+ tag = extract_signed_integer (buf, sizeof buf);
+ if (tag == DT_PLTGOT)
+ {
+ CORE_ADDR pltgot;
+
+ if (target_read_memory (addr + 4, buf, sizeof buf) != 0)
+ break;
+
+ /* The OpenBSD ld.so doesn't relocate DT_PLTGOT, so
+ we have to do it ourselves. */
+ pltgot = extract_unsigned_integer (buf, sizeof buf);
+ pltgot += ANOFFSET (sec->objfile->section_offsets,
+ SECT_OFF_TEXT (sec->objfile));
+ return pltgot;
+ }
+
+ if (tag == DT_NULL)
+ break;
+
+ addr += 8;
+ }
+ }
+ }
+
+ return 0;
+}
+\f
+