This is the mail archive of the
gdb-patches@sources.redhat.com
mailing list for the GDB project.
[gdb_6_0-branch commit] PPC64: function to find descriptor entry point
- From: Jim Blandy <jimb at redhat dot com>
- To: gdb-patches at sources dot redhat dot com
- Date: 27 Jun 2003 19:17:41 -0500
- Subject: [gdb_6_0-branch commit] PPC64: function to find descriptor entry point
I've committed this to the 6.0 branch, with verbal approval on the
phone from Kevin Buettner, the PPC Linux maintainer. It is already
committed to the trunk.
2003-06-06 Jim Blandy <jimb@redhat.com>
* ppc-linux-tdep.c (ppc64_desc_entry_point): New function.
(ppc64_standard_linkage_target): Use it.
Index: gdb/ppc-linux-tdep.c
===================================================================
RCS file: /cvs/src/src/gdb/ppc-linux-tdep.c,v
retrieving revision 1.28.8.4
diff -c -r1.28.8.4 ppc-linux-tdep.c
*** gdb/ppc-linux-tdep.c 5 Jun 2003 23:53:03 -0000 1.28.8.4
--- gdb/ppc-linux-tdep.c 6 Jun 2003 23:54:31 -0000
***************
*** 730,735 ****
--- 730,745 ----
}
+ /* 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. */
***************
*** 864,870 ****
+ 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);
}
--- 874,880 ----
+ insn_ds_field (insn[2]));
/* The first word of the descriptor is the entry point. Return that. */
! return ppc64_desc_entry_point (desc);
}