diff options
| author | Jim Blandy <jimb@codesourcery.com> | 2003-06-07 00:16:57 +0000 |
|---|---|---|
| committer | Jim Blandy <jimb@codesourcery.com> | 2003-06-07 00:16:57 +0000 |
| commit | 0e0add3d576468ba43a944c6027dc5a18914cbd4 (patch) | |
| tree | 8cfe1220660822b2e3f6e7d4a591e3a6fdcd04a1 | |
| parent | 0c4b18779633157f69537b7d2993d5a00fff15e4 (diff) | |
| download | gdb-0e0add3d576468ba43a944c6027dc5a18914cbd4.tar.gz | |
* ppc-linux-tdep.c (ppc64_call_dummy_address): New function.
(ppc_linux_init_abi): Set it as the gdbarch's call_dummy_address
method.
| -rw-r--r-- | gdb/ChangeLog | 4 | ||||
| -rw-r--r-- | gdb/ppc-linux-tdep.c | 14 |
2 files changed, 18 insertions, 0 deletions
diff --git a/gdb/ChangeLog b/gdb/ChangeLog index e053db752b2..a8b150faa99 100644 --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -1,5 +1,9 @@ 2003-06-06 Jim Blandy <jimb@redhat.com> + * ppc-linux-tdep.c (ppc64_call_dummy_address): New function. + (ppc_linux_init_abi): Set it as the gdbarch's call_dummy_address + method. + * ppc-linux-tdep.c (ppc64_desc_entry_point): New function. (ppc64_standard_linkage_target): Use it. diff --git a/gdb/ppc-linux-tdep.c b/gdb/ppc-linux-tdep.c index 900a8d91ee0..78c90fdb155 100644 --- a/gdb/ppc-linux-tdep.c +++ b/gdb/ppc-linux-tdep.c @@ -893,6 +893,18 @@ ppc64_skip_trampoline_code (CORE_ADDR pc) } +/* On 64-bit PowerPC Linux, the ELF header's e_entry field is the + address of a function descriptor for the entry point function, not + the actual entry point itself. So to find the actual address at + which execution should begin, we need to fetch the function's entry + point from that descriptor. */ +static CORE_ADDR +ppc64_call_dummy_address (void) +{ + return ppc64_desc_entry_point (entry_point_address ()); +} + + enum { ELF_NGREG = 48, ELF_NFPREG = 33, @@ -1014,6 +1026,8 @@ ppc_linux_init_abi (struct gdbarch_info info, if (tdep->wordsize == 8) { + set_gdbarch_call_dummy_address (gdbarch, ppc64_call_dummy_address); + set_gdbarch_in_solib_call_trampoline (gdbarch, ppc64_in_solib_call_trampoline); set_gdbarch_skip_trampoline_code (gdbarch, ppc64_skip_trampoline_code); |