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author | Andrew Cagney <cagney@redhat.com> | 2003-10-03 20:50:56 +0000 |
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committer | Andrew Cagney <cagney@redhat.com> | 2003-10-03 20:50:56 +0000 |
commit | 9b540880d68f565c0a7a4e2d4aa9205e70e12a0a (patch) | |
tree | 0ab353aab4932da9695df50cf0e7e25d5b9b097d /gdb/ppc-linux-tdep.c | |
parent | 8748518b95a4543d98477eec5a85fa9a037de209 (diff) | |
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2003-10-03 Andrew Cagney <cagney@redhat.com>
* ppc-linux-tdep.c (ppc64_linux_convert_from_func_ptr_addr): Only
convert a descriptor to a function when it's in the ".opd"
section.
Diffstat (limited to 'gdb/ppc-linux-tdep.c')
-rw-r--r-- | gdb/ppc-linux-tdep.c | 16 |
1 files changed, 9 insertions, 7 deletions
diff --git a/gdb/ppc-linux-tdep.c b/gdb/ppc-linux-tdep.c index 27744f3..4a6bf6d 100644 --- a/gdb/ppc-linux-tdep.c +++ b/gdb/ppc-linux-tdep.c @@ -925,8 +925,10 @@ ppc64_skip_trampoline_code (CORE_ADDR pc) find_function_addr uses this function to get the function address from a function pointer. */ -/* Return real function address if ADDR (a function pointer) is in the data - space and is therefore a special function pointer. */ +/* If ADDR points at what is clearly a function descriptor, transform + it into the address of the corresponding function. Be + conservative, otherwize GDB will do the transformation on any + random addresses such as occures when there is no symbol table. */ static CORE_ADDR ppc64_linux_convert_from_func_ptr_addr (CORE_ADDR addr) @@ -934,12 +936,12 @@ ppc64_linux_convert_from_func_ptr_addr (CORE_ADDR addr) struct obj_section *s; s = find_pc_section (addr); - if (s && s->the_bfd_section->flags & SEC_CODE) - return addr; - /* ADDR is in the data space, so it's a pointer to a descriptor, not - the entry point. */ - return ppc64_desc_entry_point (addr); + /* Check if ADDR points to a function descriptor. */ + if (s && strcmp (s->the_bfd_section->name, ".opd") == 0) + return read_memory_unsigned_integer (addr, 8); + + return addr; } |