diff options
Diffstat (limited to 'gdb/arm-linux-tdep.c')
| -rw-r--r-- | gdb/arm-linux-tdep.c | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/gdb/arm-linux-tdep.c b/gdb/arm-linux-tdep.c index 8a4bdf69176..5ea3ef2f982 100644 --- a/gdb/arm-linux-tdep.c +++ b/gdb/arm-linux-tdep.c @@ -27,6 +27,7 @@ #include "frame.h" #include "regcache.h" #include "doublest.h" +#include "solib-svr4.h" #include "osabi.h" #include "arm-tdep.h" @@ -376,6 +377,49 @@ find_minsym_and_objfile (char *name, struct objfile **objfile_p) } +/* Fetch, and possibly build, an appropriate link_map_offsets structure + for ARM 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). */ + +static struct link_map_offsets * +arm_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; /* Actual size is 552, 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; +} + static CORE_ADDR skip_hurd_resolver (CORE_ADDR pc) { @@ -530,6 +574,9 @@ arm_linux_init_abi (struct gdbarch_info info, tdep->jb_pc = ARM_LINUX_JB_PC; tdep->jb_elt_size = ARM_LINUX_JB_ELEMENT_SIZE; + set_solib_svr4_fetch_link_map_offsets + (gdbarch, arm_linux_svr4_fetch_link_map_offsets); + set_gdbarch_deprecated_call_dummy_words (gdbarch, arm_linux_call_dummy_words); set_gdbarch_deprecated_sizeof_call_dummy_words (gdbarch, sizeof (arm_linux_call_dummy_words)); |