# sleigh specification file for Skeleton Processor
#   >> see docs/languages/sleigh.htm or sleigh.pdf for Sleigh syntax
# Other language modules (see Ghidra/Processors) may provide better examples
# when creating a new language module.

define endian=little;
define alignment=1;

define space ram     type=ram_space      size=2  default;

define space io      type=ram_space      size=2;
define space register type=register_space size=1;

define register offset=0x00 size=1 [ F A C B E D L H I R ];
define register offset=0x00 size=2 [ AF  BC  DE  HL ];
define register offset=0x20 size=1 [ A_ F_ B_ C_ D_ E_ H_ L_ ]; # Alternate registers
define register offset=0x20 size=2 [ AF_   BC_   DE_   HL_ ]; # Alternate registers

define register offset=0x40 size=2 [ _  PC SP IX IY ];

define register offset=0x50 size=1 [ rCBAR rCBR rBBR ];

# Define context bits (if defined, size must be multiple of 4-bytes)
define register offset=0xf0 size=4   contextreg;

define context contextreg
  assume8bitIOSpace		= (0,0)
;

# Flag bits (?? manual is very confusing - could be typos!)
@define C_flag "F[0,1]"		# C: Carry
@define N_flag "F[1,1]"		# N: Add/Subtract
@define PV_flag "F[2,1]"	# PV: Parity/Overflow
@define H_flag "F[4,1]"		# H: Half Carry
@define Z_flag "F[6,1]"		# Z: Zero
@define S_flag "F[7,1]"		# S: Sign

# Include contents of skel.sinc file
@include "skel.sinc"