[cc] Cross-Compiler EXT

description:: seeftp.forth.com/pub/ANS%20Forth/
some words:: > > UDATA - set type to be uninitialized data RAM > IDATA - set type to be initialized data RAM > CDATA - set type to be codespace ROM > VARIABLES - say whether next VARIABLEs are UDATA or IDATA or other. > > SAVE-SECTION / RESTORE-SECTIONS - for the esction layout > SECTION ( start end "name" -- ) declare section with a type and range > sections must be declared in INTERPRETER scope, a section becomes > the current section when its name is used. only one section is current. > EQU ( value "name" -- ) > create a VALUE-like HOST-definition, when compiling the "name" > it will create a LITERAL value in the TARGET definition. > ORG ( addr -- ) > move HERE of the current SECTION to this address > ( note: words like HERE and UNUSED work on the current SECTION ) > > RESERVE ( size -- addr ) get unnmaed udata portion > BUFFER: - allot named area, possibly non-contiguous of other ALLOTs > CVARIABLE - a single-char variable > @C - runtime access to cell in codespace > C@C - runtime access to char in codespace > CMOVEC - runtime access to area in codespace > > other reserved words: > HOST TARGET COMPILER INTERPRETER > > ENVIRONMENT DEFINITIONS: > TRUE CONSTANT CROSS > TRUE CONSTANT CROSS-EXT > > note: a lot more words are made sectiontype-smart and compilescope-smart >