CamelForth - What's New

Changes from v3.00 to v3.04

Just a few changes and bugfixes this time.

• Removed SETRAM (RAM DP ! can be used instead)
• Fixed backspacing bug in ACCEPT
• Fixed POSTPONE
• Added INACC? to determine when ACCEPT is the active input word
• Changed STOP to always switch to the next task, so SINGLE STOP can be used
• Improved appgen.fth: default files are now .ap0/.ap1, and client/standalone generation can now be done as often as desired in a session

Changes from v2.28 to v3.00

It might be easier to describe what's the same, but here goes... Changes since the previous release (v2.28) are:

• re-implemented memory pool words; this now matches the z88dk model
• added package handling facilities
• made a CamelForth package, to allow smaller "client" apps to be generated
• revamped namespace/dataspace usage for defining words, adding exception -4093
• ported source files to ANS Forth/z80asm due to shortcomings of ZMA
• removed lots of infrequently used words to save space
• renamed lots of words to save space
• added "fast" inline code compilation facilities
• added Chuck-style FOR...STEP loop (aka FOR...NEXT)
• added non-destructive ?IF
• unknown words now always produce exception -13 rather than a question mark
• optimised dataspace/namespace pointer usage
• added page wait between screenfuls in LIST
• changed no-op words to be immediate colon definitions
• optimised most of the text interpreter into code (increased compilation speed by about 6-8x)
• lots of other miscellaneous optimisations
• changed block words to THROW exceptions rather than return iors
• revamped block support, allowing up to 4 mapped files and up to 4 block buffers
• added ANS compliance documentation
• removed OZACCEPT, and reimplemented ACCEPT with good (and extendable) editing facilities
• altered ABORT" to take an address and count rather than counted string
• added multiprogramming facilities
• rearranged memory usage in preparation for package-creation facilities
• added new package calls in preparation for package-creation facilities
• added loadable block line editor, with LIST and SCR farmed out to it
• revamped DOR/application generation tools, allowing "client" apps
• revamped loadable block/file conversion tools
• added loadable DUMP tool
• added loadable address register words
• added loadable MIME package words
• added loadable TCP/IP package words
• added loadable multiprogramming-aware PW word
• added loadable multiprogramming demo

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