Reimplement shared library support on ppc-aix...

... using the target_so_ops framework.

gdb/ChangeLog:

        * target.h (TARGET_OBJECT_AIX_LIBRARIES): New target_object enum.
        * features/library-list-aix.dtd: New file.
        * solib-aix.h, solib-aix.c: New file.
        * rs6000-aix-tdep.c: #include "solib.h" and "solib-aix.h".
        (rs6000_find_toc_address_hook): Delete.
        (rs6000_push_dummy_call): Rewrite code setting the TOC value.
        (rs6000_aix_init_osabi): Register solib_aix_so_ops.
        * rs6000-nat.c: Remove "xcoffsolib.h" include.  Include
        "xml-utils.h".
        (map_vmap, vmap_exec, vmap_ldinfo, add_vmap, objfile_symbol_add)
        (vmap_symtab, fixup_breakpoints): Delete.
        (rs6000_xfer_shared_libraries): New function.
        (rs6000_xfer_partial): Add TARGET_OBJECT_AIX_LIBRARIES handling.
        (vmap_secs, bss_data_overlap, vmap_add_symbols): Delete.
        (xcoff_relocate_symtab, xcoff_relocate_core): Delete.
        (rs6000_ptrace_ldinfo, rs6000_core_ldinfo)
        (rs6000_xfer_shared_library): New function.
        (find_toc_address): Delete.
        (_initialize_rs6000_nat): Do not set rs6000_find_toc_address_hook.
        * rs6000-tdep.h (rs6000_find_toc_address_hook): Remove.
        * xcoffread.c (record_minimal_symbol): Reloate symbol address
        before creating minimal symbol.  Adjust function description
        accordingly.
        (scan_xcoff_symtab): Replace call to
        prim_record_minimal_symbol_and_info by call to
        record_minimal_symbol.
        (xcoff_symfile_offsets): Reimplement mostly as a wrapper
        around default_symfile_offsets.
        * configure.tgt: Add solib-aix.o to gdb_target_obs for
        powerpc-aix targets.
        * config/rs6000/nm-rs6000.h: Delete.
        * config/powerpc/aix.mh (NAT_FILE): Delete.
        (NATDEPFILES): Remove xcoffsolib.o.
        * Makefile.in (XMLFILES): Add library-list-aix.dtd.
        (ALL_TARGET_OBS): Add solib-aix.o.
        (HFILES_NO_SRCDIR): Remove xcoffsolib.h and
        config/rs6000/nm-rs6000.h.  Add solib-aix.h.
        (ALLDEPFILES): Add solib-aix.c.  Remove xcoffsolib.c.
        * xcoffsolib.h, xcoffsolib.c: Delete.

        * solib.c (reload_shared_libraries): Remove reference to
        SOLIB_CREATE_INFERIOR_HOOK.
        * breakpoint.c (handle_solib_event): Remove reference to SOLIB_ADD.
        (disable_breakpoints_in_shlibs): Remove reference to PC_SOLIB.
        (momentary_bkpt_re_set): Replace SOLIB_ADD by solib_add in
        comment.
        * corelow.c (deprecated_core_resize_section_table): Delete.
        * exec.c: Remove include of xcoffsolib.h".
        (map_vmap, vmap): Delete.
        (exec_close_1): Remove references to vmap.
        (exec_file_attach): Remove vmap handling code, and reference
        to DEPRECATED_IBM6000_TARGET.
        (bfdsec_to_vmap): Delete.
        (exec_files_info): Remove block of code handling VMAP.
        * infcmd.c (post_create_inferior): Remove reference to
        SOLIB_CREATE_INFERIOR_HOOK and SOLIB_ADD.
        * infrun.c (follow_exec): Remove reference to
        SOLIB_CREATE_INFERIOR_HOOK.
        * stack.c (print_frame): Remove reference to PC_SOLIB.
        * solib-dsbt.c (dsbt_current_sos): Adjust comment.
        (dsbt_relocate_main_executable): Likewise.
        * solib-frv.c (frv_current_sos): Likewise.

gdb/doc/ChangeLog:

        * gdbint.texinfo (Algorithms): Remove entries documenting
        DEPRECATED_IBM6000_TARGET, SOLIB_ADD, and
        SOLIB_CREATE_INFERIOR_HOOK.

1 files changed, 0 insertions, 19 deletions

diff --git a/gdb/doc/gdbint.texinfo b/gdb/doc/gdbint.texinfo
index 3a04c18..9bdbe74 100644
--- a/gdb/doc/gdbint.texinfo
+++ b/gdb/doc/gdbint.texinfo
@@ -4666,13 +4666,6 @@ offset into the @code{jmp_buf}.  (While we might like to get the offset
 from the target's @file{jmpbuf.h}, that header file cannot be assumed
 to be available when building a cross-debugger.)
 
-@item DEPRECATED_IBM6000_TARGET
-@findex DEPRECATED_IBM6000_TARGET
-Shows that we are configured for an IBM RS/6000 system.  This
-conditional should be eliminated (FIXME) and replaced by
-feature-specific macros.  It was introduced in haste and we are
-repenting at leisure.
-
 @item I386_USE_GENERIC_WATCHPOINTS
 An x86-based target can define this to use the generic x86 watchpoint
 support; see @ref{Algorithms, I386_USE_GENERIC_WATCHPOINTS}.
@@ -5412,18 +5405,6 @@ undefined) in @file{nm-@var{system}.h}.
 An x86-based machine can define this to use the generic x86 watchpoint
 support; see @ref{Algorithms, I386_USE_GENERIC_WATCHPOINTS}.
 
-@item SOLIB_ADD (@var{filename}, @var{from_tty}, @var{targ}, @var{readsyms})
-@findex SOLIB_ADD
-Define this to expand into an expression that will cause the symbols in
-@var{filename} to be added to @value{GDBN}'s symbol table.  If
-@var{readsyms} is zero symbols are not read but any necessary low level
-processing for @var{filename} is still done.
-
-@item SOLIB_CREATE_INFERIOR_HOOK
-@findex SOLIB_CREATE_INFERIOR_HOOK
-Define this to expand into any shared-library-relocation code that you
-want to be run just after the child process has been forked.
-
 @item START_INFERIOR_TRAPS_EXPECTED
 @findex START_INFERIOR_TRAPS_EXPECTED
 When starting an inferior, @value{GDBN} normally expects to trap