Commit Graph

3 Commits

Author SHA1 Message Date
Stu Grossman ccf1e898d7 * findvar.c (read_register, write_register): Make these capable
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.
1993-03-25 22:34:26 +00:00
Steve Chamberlain a944e79a99 * symfile.c: If O_BINARY isn't defined, set it to 0, call openp for
binary files oring in the right bit.

	* main.c, source.c, state.c, symmisc.c: use macros defined in
	fopen-{bin|both} when fopening files.

	* remote-hms.c, remote-sim.c: lint
1993-01-06 18:22:01 +00:00
Steve Chamberlain ec25d19bd6 * remote-sim.c: first attempt at general simulator interface
* remote-hms.c: whitespace
	* h8300-tdep.c: (h8300_skip_prologue, examine_prologue):
	understand new stack layout. (print_register_hook): print ccr
	register in a fancy way.
1993-01-03 22:36:04 +00:00