the necessary bits.
* findvar.c (value_from_register): Fix uninitialized first_addr
which caused problems with assignment of doubles to register variables
on some targets.
* mipsread.c: Remove TM_FILE_OVERRIDE, include tm.h and provide the
missing mips definitions if necessary.
Fix handling of double register variables for mips targets and big
endian hosts. These patches are from Paul Flinders <ptf@delcam.co.uk>.
* config/mips/tm-mips.h: Increase MAX_REGISTER_{RAW,VIRTUAL}_SIZE to
8 bytes for doubles.
* config/mips/tm-mips.h (REGISTER_CONVERT_TO_TYPE): New macro for
conversion of type held in multiple registers to host format.
* config/mips/tm-mips.h (REGISTER_CONVERT_FROM_TYPE): New macro,
companion to REGISTER_CONVERT_TO_TYPE.
* config/mips/tm-mips.h (EXTRACT_RETURN_VALUE, STORE_RETURN_VALUE):
Convert to function calls.
* config/mips/tm-mips.h (FIX_CALL_DUMMY): New code for big endian
mips targets.
* mips-tdep.c (mips_print_register): Raw buffer now needs just
MAX_REGISTER_RAW_SIZE bytes.
* mips-tdep.c (mips_print_register): Use REGISTER_CONVERT_TO_TYPE
(if defined) for doubles.
* mips-tdep.c: (mips_extract_return_value, mips_store_return_value):
New functions, take care of REGISTER_CONVERT_TO/FROM_TYPE.
* valops.c (value_assign): Use REGISTER_CONVERT_TO_TYPE if
defined.
* findvar.c (value_from_register): Use REGISTER_CONVERT_TO_TYPE if
defined.
signal_handler_caller.
* tm-68k.h (FRAME_{CHAIN,SAVED_PC}): Deal with sigtramp.
* tm-hp300bsd.h: Define SIGTRAMP_{START,END} not IN_SIGTRAMP.
* inferior.h (IN_SIGTRAMP): Definition moved from infrun.c.
Use SIGTRAMP_START if defined.
* infcmd.c (step_1): Use SIGTRAMP_{START,END} if needed.
* infrun.c (wait_for_inferior): Check IN_SIGTRAMP before SKIP_PROLOGUE.
* gdb/hppa-tdep.c: Declare frame_saved_pc.
(frameless_function_invocation): New function.
(frame_saved_pc, init_extra_frame_info): Use
frameless_function_invocation.
* gdb/config/pa/tm-hppa.h (SAVED_PC_AFTER_CALL): Use saved_pc_after
call instead of just grabbing the value currently in %r2.
(FRAMELESS_FUNCTION_INVOCATION): Use frameless_function_invocation.
* gdb/config/pa/tm-hppah.h (SAVED_PC_AFTER_CALL): Delete private
definition and use the common one in tm-hppa.h.
* config/pa/hppabsd.mh: Add more files to NATDEPFILES.
* config/pa/xm-hppa[bh].h: Define FIVE_ARG_PTRACE.
* hppab-nat.c: Delete WANT_NATIVE_TARGET ifdefs.
ptrace needs 5 arguments, #define ptrace to always
pass zero as the 5th argument.
(_initialize_kernel_u_addr, getpagesize): New functions.
(store_inferior_register_1): Change arg name from value to val.
(fetch_core_registers): Make arg core_reg_size unsigned.
Pass 5 args to ptrace.
* config/m68k/xm-hp300hpux.h: Define FIVE_ARG_PTRACE.
Remove KERNEL_U_ADDR stuff.
* infptrace.c [FIVE_ARG_PTRACE]: Pass 5th arg to ptrace.
* config/m68k/hp300hpux.m{t,h}:
Move exec.o from NATDEPFILES to TDEPFILES
* config/m68k/hp300hpux.mt: Mention GAS requirement. Remove
hp-include stuff. Add m68k-tdep.o to TDEPFILES.
* symtab.h: Fix LOC_REF_ARG comment.
Wed Apr 22 20:21:30 1993 Peter Schauer (pes@regent.e-technik.tu-muenchen.de)
and Jim Kingdon (kingdon@cygnus.com)
* stabsread.c (define_symbol): Combine a 'p', 'r' arg pair to a
LOC_REGPARM symbol.
* config/sparc/tm-sparc.h (REG_STRUCT_HAS_ADDR): Revise comments.
symfile.c (compare_symbols): Don't check first character; STRCMP
does that.
* stabsread.c (define_symbol): Generate a LOC_REGPARM_ADDR for
structures that are passed by address in a register.
* symtab.h (enum address_class): Add LOC_REGPARM_ADDR.
* findvar.c (read_var_value),
printcmd.c (address_info, print_frame_args),
stack.c (print_frame_arg_vars), symmisc.c (print_{,partial_}symbol),
* symtab.c (lookup_block_symbol): Deal with it.
Irix 4.x, which stores regs a bit differently from other /proc
based systems.
* procfs.c, core-svr4.c: Move fetch_core_registers from procfs.c
to new file core-svr4.c.
* config/i386/i386sol2.mh, config/i386/i386v4.mh, config/m68k/amix.mh,
config/i386/ncr3000.mh, config/sparc/sun4sol2.mh: Add core-svr4.o
to NATDEPFILES.
* config/mips/irix4.mh: Add corelow.o to NATDEPFILES.
* config/none/{nm-none.h, tm-none.h, xm-none.h}: New files.
Currently only tm-none.h has any meaningful contents.
* config/none/none.mh (NAT_FILE): Use nm-none.h
* config/none/none.mh (XM_FILE): Use xm-none.h
* config/none/none.mt (TM_FILE): Use tm-none.h
own tm- & .mt files now. Also add sparclite to configdirs.
* go32-xdep.c: Dummy routines for sigsetmask & strlwr.
* config/i386/go32.mh: Nullify def of TERMCAP.
* config/i386/xm-go32.h: Get rid of redef of EIO.
* config/sparc/{sparclite.mh tm-sparclite.h}: New sparclite
specific configs. Very similar to sun4os4, but without solib.
* sparclite/{Makefile.in configure.in}: First cut at making this
dir configgable.
These implement a new serial line interface for talking to remote
targets.
* configure.in: Link ser-hardwire.c to ser-unix.c for all hosts,
EXCEPT go32, which gets ser-go32.c.
* remote.c: Use new serial interface. More remote-xxx's to be
converted later.
* ser-bsd.c, ser-termios.c: Removed.
* serial.c: New. Implements common operations for all serial
types.
* ser-unix.c: New. Unix specific serial operations for various
flavors of Unix (Posix, SysV, BSD).
* serial.h: Generic serial interface defs.
* config/i386/go32.mh, config/i386/i386bsd.h,
config/m68k/apollo68b.mh, config/sparc/sun4os4.mh: Remove
ser-bsd.o from XDEPFILES. All the magic is now handled in
configure.in.
* solib.[hc] (find_pc_section_from_so_list): new function and
prototype.
* sparc-tdep.c (in_solib_trampoline): new function.
* symfile.[hc] (find_pc_section): new function and prototypes.
* target.[hc] (find_pc_section_from_targets): new function and
prototypes.
* config/sparc/tm-sun4sol2.h (IN_SOLIB_TRAMPOLINE): redefine to
in_solib_trampoline.
* command.c (do_setshow_command): Use %u with var_{u,z}integer.
* command.{c,h}: New var_type var_integer.
main.c: Use it for history_size.
* rs6000-tdep.c, xcoffexec.c, config/rs6000/xm-rs6000.h, breakpoint.c:
Lint and byte-order fixups.
of reading/writing registers that are shorter than REGISTER_TYPE.
* (value_from_register): Install H8500 specific code to return
proper value when register is being used as a pointer.
* h8500-tdep.c: Remove extra defines of NUM_REGS.
(h8500_skip_prologue): Use correct lengths for LINK instructions.
(FRAME_CHAIN): Change name to h8500_frame_chain. Rewrite code to
chain frames properly by combining frame pointer with T reg.
(init_extra_frame_info): Delete. It's now a macro.
(frame_args_address): Don't add PTR_SIZE. Stack args are already
offset by the correct amount off of the frame pointer.
(register_byte): Delete. It's now a macro.
(register_raw_size, register_virtual_size): Delete. Replaced by
common routine h8500_register_size, cuz there's no difference
between the raw & virtual sizes on this machine.
(register_convert_to_raw, register_convert_to_virtual): Delete,
cuz there's no difference between the raw & virtual forms.
Replaced by memcpy in tm file.
(register_virtual_type): Rename to h8500_register_virtual_type.
Get rid of pointer pseudo-regs, use _REGNUM with all reg names.
(_initialize_h8500_tdep): Get rid of crock to ensure that GDB &
emulator have same reg offsets. This is all handled in the
simulator code now.
(h8500_trapped_internalvar): New routine to detect references to
convenience vars acting as pointer pseudo-regs.
(h8500_value_trapped_internalvar): Conjure up value of pointer
pseudo-regs.
(h8500_set_trapped_internalvar): Convert set value in real
register references.
infcmd.c (read_pc, write_pc): Add h8500 specific code to handle
code segment register.
infrun.c (proceed): Simplify. Call write_pc instead of doing it
by hand.
(wait_for_inferior): Add h8500 specific code to add stack segment
when reading SP register.
remote-sim.c (fetch_register): Spacing.
tm-h8500.h: #define GDB_TARGET_IS_H8500 to make it easier to
detect cruft. Redo all register manipulation stuff. Get rid of
pointer pseudo-regs. (INIT_EXTRA_FRAME_INFO): Adds stack segment
to frame pointer. (IS_TRAPPED_INTERNALVAL,
VALUE_OF_TRAPPED_INTERNALVAR, SET_TRAPPED_INTERNALVAR): Use these
to create internal vars for pointer pseudo-regs.
config files moved to an appropriate config/<cpu> subdirectory.
* nm-*, xm-*, tm-*: All native, host, and target files, which
get linked to nm.h, xm.h, and tm.h respectively by configure,
moved to appropriate config/<cpu> subdirectory.
m88k, mips, none, ns32k, pa, pyr, romp, rs6000, sparc, tahoe, vax,
z8k}: New directories to hold cpu specific configuration files.
Naming follows gcc convention.
* config/{*.mt, *.mh}: All target and host makefile fragment
config files moved to an appropriate config/<cpu> subdirectory.
