* Makefile.in (ppc-sysv-tdep.o): Update dependencies.
* ppc-sysv-tdep.c: Include "objfiles.h".
(ppc64_sysv_abi_push_dummy_call): Provide the
the FN's objfile when looking for the descriptor.
* values.c (register_value_being_returned): Update comments. Use
"gdbarch_return_value" when available.
(using_struct_return): Ditto.
(set_return_value): Ditto. Use "gdbarch_return_value" when
available.. Print a warning, and not an error, when an unhandled
return type is encountered.
* infcmd.c: Include "gdb_assert.h".
(print_return_value): When gdbarch_return_value_p, and using
struct return, assume that the value is not available.
* defs.h (return_value_convention): Define.
* gdbarch.sh (gdbarch_return_value): New predicate method.
* gdbarch.h, gdbarch.c: Re-generate
* ppc-sysv-tdep.c (return_value_convention): Delete definition.
Index: doc/ChangeLog
2003-10-20 Andrew Cagney <cagney@redhat.com>
* gdbint.texinfo (Target Architecture Definition): Document
gdbarch_return_value. Add cross references from
USE_STRUCT_CONVENTION, EXTRACT_RETURN_VALUE, and
STORE_RETURN_VALUE, and from/to EXTRACT_STRUCT_VALUE_ADDRESS.
* rs6000-tdep.c (e500_store_return_value): Delete function.
(e500_extract_return_value): Delete function.
(rs6000_gdbarch_init): When SYSV, set "extract_return_value" and
"restore_return_value" to "ppc_sysv_abi_extract_return_value" and
"ppc_sysv_abi_restore_return_value" where applicable.
* ppc-tdep.h: (ppc_sysv_abi_store_return_value): Declare.
(ppc_sysv_abi_extract_return_value): Declare.
(ppc_sysv_abi_broken_store_return_value): Declare.
(ppc_sysv_abi_broken_extract_return_value): Declare.
(ppc_sysv_abi_broken_use_struct_convention:) Delete declaration.
* ppc-sysv-tdep.c (return_value_convention): Move definition to
start of file.
(do_ppc_sysv_return_value): New function.
(ppc_sysv_abi_extract_return_value): New function.
(ppc_sysv_abi_store_return_value): New function.
(ppc_sysv_abi_broken_extract_return_value): New function.
(ppc_sysv_abi_broken_store_return_value): New function.
(ppc_sysv_abi_use_struct_convention): Call
do_ppc_sysv_return_value.
* Makefile.in (ppc-sysv-tdep.o): Add $(gdb_assert_h).
* rs6000-tdep.c (rs6000_gdbarch_init): When 64 bit SysV ABI, set
push_dummy_call to ppc64_sysv_abi_push_dummy_call.
* ppc-sysv-tdep.c: Include "gdb_assert.h".
(ppc64_sysv_abi_push_dummy_call): New function.
(ppc64_sysv_abi_broken_push_dummy_call): New function.
* ppc-tdep.h (ppc64_sysv_abi_push_dummy_call): Declare.
(ppc64_sysv_abi_broken_push_dummy_call): Declare.
* rs6000-tdep.c (rs6000_gdbarch_init): When the 64 bit SysV ABI,
set extract_return_value, store_return_value and
use_struct_convention to ppc64_sysv_abi_extract_return_value,
ppc64_sysv_abi_store_return_value and
ppc64_sysv_abi_use_struct_convention.
* ppc-tdep.h (ppc64_sysv_abi_extract_return_value): Declare.
(ppc64_sysv_abi_store_return_value): Declare.
(ppc64_sysv_abi_use_struct_convention): Declare.
* ppc-sysv-tdep.c (enum return_value_convention): Define.
(ppc64_sysv_abi_extract_return_value): New function.
(ppc64_sysv_abi_store_return_value): New function.
(ppc64_sysv_abi_use_struct_convention): New function.
(ppc64_sysv_abi_return_value): New function.
* utils.c (align_up, align_down): New functions.
* defs.h (align_up, align_down): Declare.
* ppc-sysv-tdep.c (align_up, align_down): Delete functions.
* s390-tdep.c: Replace "round_up" and "round_down" with "align_up"
and "align_down".
(round_up, round_down): Delete functions.
* mips-tdep.c: Replace ROUND_UP and ROUND_DOWN with "align_up" and
"align_down".
(ROUND_DOWN, ROUND_UP): Delete macros.
(mips_dump_tdep): Do not print "ROUND_UP" or "ROUND_DOWN".
* h8300-tdep.c: Replace "round_up" and "round_down" with
"align_up" and "align_down".
(round_up, round_down): Delete macros.
* frv-tdep.c: Replace ROUND_UP and ROUND_DOWN with "align_up" and
"align_down".
(ROUND_UP, ROUND_DOWN): Delete macros.
* ppc-linux-tdep.c (ppc_linux_init_abi): Set the 32 bit
"use_struct_convention" to "ppc_linux_use_struct_convention".
(ppc_linux_use_struct_convention): New function.
* rs6000-tdep.c (rs6000_use_struct_convention): New function.
(rs6000_gdbarch_init): For AIX, set "use_struct_convention" to
"rs6000_use_struct_convention".
* ppc-tdep.h (ppc_sysv_abi_broken_use_struct_convention): Delete
declaration.
* ppc-sysv-tdep.c (ppc_sysv_abi_broken_use_struct_convention):
Delete function.
* rs6000-tdep.c (rs6000_push_dummy_call): Use
regcache_raw_write_signed to set SP_REGNUM, move the operation to
near the function's end.
(rs6000_gdbarch_init): Do not set "deprecated_dummy_write_sp".
* ppc-sysv-tdep.c (ppc_sysv_abi_push_dummy_call): Use
regcache_raw_write_signed to set SP_REGNUM.
* rs6000-tdep.c (ppc_push_return_address): Delete function.
(rs6000_push_dummy_call): Set LR to BP_ADDR.
(rs6000_gdbarch_init): Do not set deprecated_push_return_address.
* ppc-sysv-tdep.c (ppc_sysv_abi_push_dummy_call): Ditto.
Andrew Cagney