diff options
Diffstat (limited to 'gdb/mn10300-linux-tdep.c')
-rw-r--r-- | gdb/mn10300-linux-tdep.c | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/gdb/mn10300-linux-tdep.c b/gdb/mn10300-linux-tdep.c index e0f557c70c3..bba2643e35c 100644 --- a/gdb/mn10300-linux-tdep.c +++ b/gdb/mn10300-linux-tdep.c @@ -29,6 +29,7 @@ #include "elf-bfd.h" #include "osabi.h" #include "regset.h" +#include "solib-svr4.h" #include <stdlib.h> @@ -467,6 +468,49 @@ am33_regset_from_core_section (struct gdbarch *gdbarch, am33_collect_gregset_method); } +/* Fetch, and possibly build, an appropriate link_map_offsets structure + for mn10300 linux targets using the struct offsets defined in <link.h>. + Note, however, that link.h is not actually referred to in this file. + Instead, the relevant structs offsets were obtained from examining + link.h. (We can't refer to link.h from this file because the host + system won't necessarily have it, or if it does, the structs which + it defines will refer to the host system, not the target.) */ + +struct link_map_offsets * +mn10300_linux_svr4_fetch_link_map_offsets (void) +{ + static struct link_map_offsets lmo; + static struct link_map_offsets *lmp = 0; + + if (lmp == 0) + { + lmp = &lmo; + + lmo.r_debug_size = 8; /* Actual size is 20, but this is all we + need. */ + + lmo.r_map_offset = 4; + lmo.r_map_size = 4; + + lmo.link_map_size = 20; /* Might be larger, but this is all we + need. */ + + lmo.l_addr_offset = 0; + lmo.l_addr_size = 4; + + lmo.l_name_offset = 4; + lmo.l_name_size = 4; + + lmo.l_next_offset = 12; + lmo.l_next_size = 4; + + lmo.l_prev_offset = 16; + lmo.l_prev_size = 4; + } + + return lmp; +} + /* AM33 Linux osabi has been recognized. Now's our chance to register our corefile handling. */ @@ -475,6 +519,8 @@ am33_linux_init_osabi (struct gdbarch_info gdbinfo, struct gdbarch *gdbarch) { set_gdbarch_regset_from_core_section (gdbarch, am33_regset_from_core_section); + set_solib_svr4_fetch_link_map_offsets + (gdbarch, mn10300_linux_svr4_fetch_link_map_offsets); } void |