433d25a457
reimplement variables and relative labels
2016-04-20 18:26:18 -07:00
91e028ef6a
rename internal DEF to VAR
2016-04-20 16:28:59 -07:00
486ccb99af
begin refactor; add statement collection
2016-04-20 16:23:44 -07:00
c47136442e
don't use coroutines for lexing
...
this turned out to be unnecessary,
and some flavors of Lua don't even have coroutines!
2016-04-20 13:15:17 -07:00
a655e67bd3
fix align/skip fill value overflow
2016-04-20 13:15:17 -07:00
d10c0f0ee9
use Base class pattern; extend off existing classes
2016-04-20 13:15:17 -07:00
e593ea0c68
add comments and such
2016-04-20 13:15:14 -07:00
7ccc2b180f
rename "defines" to "variables"
...
this follows bass' terminology:
constants don't care where they're defined, but can never be changed.
variables must be defined before use, but can be redefined.
defines aren't necessarily numbers.
bass: https://github.com/ARM9/bass
2016-04-20 01:41:44 -07:00
7af890c3b5
add 0o and 0b prefixes for lexing octal and binary
2016-04-20 01:16:19 -07:00
67ce15feee
fail to lex 0X hex prefix in favor of lowercase 0x
...
you are a terrible person if you do this
2016-04-20 01:12:57 -07:00
59994cd15d
fix binary lexing; add comments
2016-04-20 01:12:18 -07:00
54d0ea0378
fix example paths
2016-04-14 07:54:41 -07:00
071169df48
redo internal paths/requires
2016-04-14 07:33:33 -07:00
3290735c8f
pass numbers to writer instead of hex strings
2016-04-10 08:56:00 -07:00
5c91e09151
fix backwards relative labels
2016-04-10 08:41:52 -07:00
a9b702114a
allow importing/exporting of labels
2016-04-10 06:52:20 -07:00
b8601031f3
add named relative labels
2016-04-10 05:09:38 -07:00
a58ad83c92
implement incbin directive
2016-04-10 04:03:00 -07:00
5afb743977
fix unary preprocessing
2016-04-10 03:39:50 -07:00
b7831b49c3
be smarter about lexing spaces
2016-04-10 03:26:23 -07:00
311b1e362f
implement offsets for constants
2016-04-10 03:25:11 -07:00
356aee5e9f
add branch-likely pseudo-instructions
2016-04-07 07:56:46 -07:00
da1c49cbfb
fix trunc.w.s instruction
2016-04-07 04:00:42 -07:00
4220509be5
expect addresses in literal immediates of branches
...
this is more useful than letting the immediate number simply pass through
2016-04-02 08:38:22 -07:00
fdb4b351a6
fix labels in word directives
2016-04-02 08:05:07 -07:00
4b8af13e78
fix align directive with arguments
2016-04-02 08:05:05 -07:00
3febafef02
fix parsing of files lacking a trailing newline
...
ensures files yield an EOL token before EOF
2016-03-13 20:27:13 -07:00
54f28dc333
don't strip 0x80 prefix from .ORG addresses
...
the rest of the code seems to handle this fine,
since setting options.offset was bypassing it anyway
2016-03-13 20:24:43 -07:00
0b5331ff5c
use ; comments to fix github highlighting
2016-01-24 20:18:52 -08:00
9e4167e04a
add something resembling documentation
2016-01-24 20:03:07 -08:00
e7fe9d972c
fix shift-variable argument order
2016-01-18 20:28:11 -08:00
260db0ba9e
fix a couple regressions
2016-01-16 10:51:13 -08:00
07c68b6229
implement basic specials; more refactoring
2016-01-15 20:34:37 -08:00
195236a52c
begin work on specials; big refactor
2016-01-15 11:15:02 -08:00
c0c4d81b5a
handle parenthesis after lexing instead
2016-01-15 07:49:43 -08:00
659bec36f8
reimplement defines
...
defines now resolve to the previous definition, rather than the lastmost.
also, defines are invisible to the parser now.
2016-01-14 17:29:45 -08:00
61cd69004f
split out token-handling and preprocessing
2016-01-14 16:31:24 -08:00
1eed93f2e7
add filenames to Dumper errors
2016-01-14 11:33:53 -08:00
fffe542d10
fix most line numbers in errors
...
this might be a bit of a hack;
i feel like nextc() should always happen after yield(),
not a mix of before and after.
2016-01-14 10:32:08 -08:00
996d148ed5
fix usage of fpu/sys registers
2016-01-13 14:45:55 -08:00
e21dbc72e6
reimplement addressing modes
...
this allows labels as offsets
and implied offsets of 0
2016-01-13 14:31:58 -08:00
bf3f86e568
allow labels in WORD directives
2016-01-13 13:07:00 -08:00
7c4becf0b6
use 2**n alignment instead of 2*n
2016-01-13 11:46:29 -08:00
f8805e6deb
implement SPACE,HALF directive aliases
2016-01-13 11:41:00 -08:00
a47c924e75
implement ascii/asciiz directives, basic string lexing
2016-01-13 11:18:36 -08:00
5e12951010
lips is lips
2016-01-13 09:51:29 -08:00
9fd46b571f
set up as a proper module; fix some stuff
2016-01-13 07:40:14 -08:00
9612de6869
split lips
...
i fixed a lot of issues with globals in the process
2016-01-13 07:16:41 -08:00
fe947fecb6
a bit of refactoring and cleanup
...
update copyright
use more locals
store an empty table (__) to save memory
reorder instructions table
add a few comments
2016-01-13 06:46:51 -08:00
f630990c6e
disallow 0 in place of r0/zero register
2016-01-05 16:45:53 -08:00
