5 Commits

Author	SHA1	Message	Date
Jesse D. McDonald	32952e9aa4	Add (empty) write barriers in preparation for more advanced GC.	2012-07-14 13:43:03 -05:00
Jesse D. McDonald	b74f0cddda	Adjust number-reader to allow 'negative zero' FP values. ... Also add builtins for NaN and +/- infinity, and bytecodes for classification.	2012-07-14 13:40:52 -05:00
Jesse D. McDonald	c01f0838f1	Misc. reader improvements, plus ability to run *.rla directly. ... Fix tree_replace() to handle recursive data structures. Fix some other minor bugs in the reader and interpreter. Implement comment-escapes in the string parser, for more readable input. Allow input program files (*.rla) to be invoked directly, with arguments. Add a simple string->number converter as a builtin function.	2012-07-14 13:38:48 -05:00
Jesse D. McDonald	449b0cf478	Implement fixed-function reader for getting data into the interpreter.	2012-07-14 13:38:44 -05:00
Jesse D. McDonald	0a2f13b523	Added built-in structure types and interpreter core (w/o bytecode). ... Improved timing resolution by using clock_gettime() instead of clock(). Also gave project a name: Rosella. Play on 'Parrot' (Perl 6 VM).	2012-07-14 13:38:02 -05:00