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lips
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106 Commits

Author SHA1 Message Date
Connor Olding 0fdac556a8 fix specials like %lo and %hi 
when I rewrote Muncher into TokenIter,
I removed the return value of self:advance(),
and forgot to handle this case that relied on it.
 2018-04-28 21:39:31 +02:00
Connor Olding ec76e37014 add \x escapes to strings... 
also adds the plain \e escape and allows escapes in filenames.
 2016-12-28 04:04:05 -08:00
Connor Olding 793a454b38 add a gameshark writer 2016-12-28 03:11:22 -08:00
Connor Olding 81f5f317bf handle the alternative names as well 2016-12-28 02:25:51 -08:00
Connor Olding 272ef0fbde implement addressing modes for fpu load/stores 2016-12-28 02:09:15 -08:00
Connor Olding b80fb49a22 allow _ in expr vars; tweak number matching 2016-12-01 10:31:55 -08:00
Connor Olding 63644df1bc lex the same number syntax in expressions 2016-12-01 10:19:09 -08:00
Connor Olding 9f6252117e allow comments after filenames 
this is hack city but it will do until i refactor this crap
 2016-11-29 09:58:08 -08:00
Connor Olding 8546411e14 handle ; comments in variable definitions again 
this is hacky but i don't wanna break existing code.
if you used // comments, then you'll have to change.
 2016-11-27 22:16:32 -08:00
Connor Olding e5cc5fd068 improve variable name checks 2016-11-27 22:01:15 -08:00
Connor Olding 63ddf558df parse variable definitions as expressions 2016-11-27 21:37:57 -08:00
Connor Olding 6bae5647c8 fix parsing of 0 in expressions 2016-11-27 21:25:57 -08:00
Connor Olding ab493693a9 add support for variables in expressions 2016-11-27 21:17:42 -08:00
Connor Olding 64ef102183 disallow variable names beginning with a number 
this makes lexing easier.
i don't think this worked properly anyway.
 2016-11-27 21:16:38 -08:00
Connor Olding de2618bb61 allow expressions in variable definitions 2016-11-27 21:01:30 -08:00
Connor Olding 067267c313 allow Preproc to throw errors again 2016-11-27 20:28:53 -08:00
Connor Olding 8aa3c58f8f allow expressions in instructions (whoops) 2016-11-27 20:14:36 -08:00
Connor Olding ad0269cc61 fix incbin parsing again 2016-11-27 20:03:26 -08:00
Connor Olding 3c1cbf0901 remove defunct comments 2016-11-27 20:03:26 -08:00
Connor Olding 437b816f85 refactor label resolution into its own method 2016-11-27 20:03:23 -08:00
Connor Olding 2143128628 split Preproc expansion into Expander class 2016-11-27 15:14:51 -08:00
Connor Olding 3aa5d01a21 refactor some utility functions 2016-11-27 14:02:28 -08:00
Connor Olding fb2e588f79 move arg_types to TokenIter 2016-11-27 06:06:48 -08:00
Connor Olding 0d1527a773 refactor Muncher into separate TokenIter class 
this also fixes lexing the EOL after an include directive.
 2016-11-27 05:58:08 -08:00
Connor Olding e1ae1fdd64 optimize incbin via string passthru 2016-11-23 12:22:31 -08:00
Connor Olding cdc0f8edb2 add a barebones expression parser 
at the moment, this probably only works in directives.
some of the operators are still unimplemented, and the errors are poor.
there will be support for accessing variables in the future.
 2016-10-14 09:27:19 -07:00
Connor Olding 575af689b5 fix loading labels with overflowed PC 2016-10-14 04:50:14 -07:00
Connor Olding 11b62bf9de fix a typo that broke table unpacking 2016-10-14 04:19:11 -07:00
Connor Olding 115bae0689 use LI for remaining CALL functionality 2016-05-18 03:07:08 -07:00
Connor Olding dcdfc22f0a implement basic CALL pseudo-instruction 2016-05-18 01:48:15 -07:00
Connor Olding bfbe2845e6 actually implement path handling for .incasm 2016-05-14 03:27:30 -07:00
Connor Olding 1540062a6f clean up informat parsing a little 2016-05-13 07:57:39 -07:00
Connor Olding 0ec6b24531 use R# instead of REG# for registers 2016-05-10 17:18:17 -07:00
Connor Olding e4e8e16ea5 implement all branch pseudo-instructions 2016-05-08 15:21:16 -07:00
Connor Olding 8375eaff08 reimplement branch pseudos, remove branch-immediates for now 2016-05-01 16:31:09 -07:00
Connor Olding 51820234a8 allow VARSYMs in directives 2016-05-01 03:56:56 -07:00
Connor Olding b596405e76 add basic branch pseudos, add REG(REG) addressing 2016-05-01 02:04:27 -07:00
Connor Olding 16cb504443 add DMOV L.D L.S S.D S.S pseudo-instructions 2016-04-27 16:04:43 -07:00
Connor Olding 0678d3eb58 move word_writer to lips.writers, add others 2016-04-26 21:34:05 -07:00
Connor Olding 027b5d9deb fix options.origin (obvious typo) 2016-04-26 15:15:00 -07:00
Connor Olding 6b0d27ba6d allow 1 register in place of 2, pseudo stuff… 
allow CL to take more than one argument.
implement pseudo-instructions NEGU, SGT, and SGTU.
 2016-04-26 02:36:19 -07:00
Connor Olding f3765a0300 fix incbin directive 2016-04-24 13:19:18 -07:00
Connor Olding 693294bef2 fix labels and variables in data directives 2016-04-24 04:41:30 -07:00
Connor Olding f851540b24 various fixes, mostly for labels 
reimplement modulo by 0x80000000 for labels.
allow numeric label values ("REL") to be "fixed" to bypass label calculation.
add offsets after label calculation instead of before.
properly check for EOL after all expected arguments have been exhausted.
finally, add token properties to debug dumps.
 2016-04-24 03:55:12 -07:00
Connor Olding 6433227c26 rewrite overrides, reimplement ROL/ROR 2016-04-23 19:36:26 -07:00
Connor Olding 43e08af5c5 fix some branch pseudo-instructions; fix example 2016-04-23 16:43:43 -07:00
Connor Olding 1188543cd2 more verbose errors 2016-04-23 16:24:46 -07:00
Connor Olding 5f74f178d3 actually fix hex and inc directives 2016-04-23 15:51:29 -07:00
Connor Olding 33ea629309 fix data collection, expect EOLs for all directives 2016-04-23 02:10:38 -07:00
Connor Olding 87c210d617 add .push/.pop directives for basic states 2016-04-23 02:06:43 -07:00