diff options
| author | Jim Blandy <jimb@codesourcery.com> | 2003-06-10 17:59:50 +0000 |
|---|---|---|
| committer | Jim Blandy <jimb@codesourcery.com> | 2003-06-10 17:59:50 +0000 |
| commit | 31568fc13964146bb752572a52fdf480a686b479 (patch) | |
| tree | f317b7766ad1cc81abfae8c8178e09a639193910 | |
| parent | 59f6c2e5b558cc9d12e1a82b546f5decf9e44913 (diff) | |
| download | gdb-31568fc13964146bb752572a52fdf480a686b479.tar.gz | |
* ppc-linux-tdep.c (ppc64_desc_entry_point): New function.
(ppc64_standard_linkage_target): Use it.
| -rw-r--r-- | gdb/ChangeLog | 3 | ||||
| -rw-r--r-- | gdb/ppc-linux-tdep.c | 12 |
2 files changed, 14 insertions, 1 deletions
diff --git a/gdb/ChangeLog b/gdb/ChangeLog index 6214c911dd7..fbb81f28ef3 100644 --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -1,5 +1,8 @@ 2003-06-10 Jim Blandy <jimb@redhat.com> + * ppc-linux-tdep.c (ppc64_desc_entry_point): New function. + (ppc64_standard_linkage_target): Use it. + Recognize and skip 64-bit PowerPC Linux linkage functions. * ppc-linux-tdep.c (insn_d, insn_ds, insn_xfx, read_insn, struct insn_pattern, insns_match_pattern, d_field, ds_field): New diff --git a/gdb/ppc-linux-tdep.c b/gdb/ppc-linux-tdep.c index 50c408f4ea9..1de0de29def 100644 --- a/gdb/ppc-linux-tdep.c +++ b/gdb/ppc-linux-tdep.c @@ -731,6 +731,16 @@ insn_ds_field (unsigned int insn) } +/* If DESC is the address of a 64-bit PowerPC Linux function + descriptor, return the descriptor's entry point. */ +static CORE_ADDR +ppc64_desc_entry_point (CORE_ADDR desc) +{ + /* The first word of the descriptor is the entry point. */ + return (CORE_ADDR) read_memory_unsigned_integer (desc, 8); +} + + /* Pattern for the standard linkage function. These are built by build_plt_stub in elf64-ppc.c, whose GLINK argument is always zero. */ @@ -865,7 +875,7 @@ ppc64_standard_linkage_target (CORE_ADDR pc, unsigned int *insn) + insn_ds_field (insn[2])); /* The first word of the descriptor is the entry point. Return that. */ - return (CORE_ADDR) read_memory_unsigned_integer (desc, 8); + return ppc64_desc_entry_point (desc); } |