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12ca82e40a
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fix branching in some cases
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2015-12-26 19:55:08 -08:00 |
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a3bb50a1a6
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implement cop0 (sys) registers
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2015-12-25 19:12:50 -08:00 |
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90605ab4d1
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don't output anything with empty input
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2015-12-25 01:15:48 -08:00 |
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ce23d57db9
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output sparse bytes; dump words by default
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2015-12-25 01:09:00 -08:00 |
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46b1cbea5a
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actually actually fix octal numbers
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2015-12-25 01:04:08 -08:00 |
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59c4802ff8
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allow LA in place of LI
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2015-12-25 00:16:35 -08:00 |
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164b4ceae2
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remove debugging stuff; add fixme
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2015-12-25 00:14:37 -08:00 |
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67b36f2b07
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fix octal lexing
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2015-12-24 23:52:30 -08:00 |
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fbcd985e68
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use (more standard) OR format for MOV
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2015-12-24 23:43:36 -08:00 |
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2992466c48
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fix another error
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2015-12-19 10:22:34 -08:00 |
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96571c944b
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fix line numbers
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2015-12-19 10:14:55 -08:00 |
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d4ea0d0a19
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rough include directive support
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2015-12-18 23:42:54 -08:00 |
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dea1955aec
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allow empty words on stack in push/pop
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2015-12-18 16:47:41 -08:00 |
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ad93ae9feb
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fix weird typo
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2015-12-17 08:51:22 -08:00 |
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0edaa3f2de
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add JPOP pseudo-instruction
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2015-12-17 08:50:24 -08:00 |
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dc4dac8138
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add PUSH and POP pseudo-instructions
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2015-12-17 08:41:59 -08:00 |
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b60ca90873
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ensure labels exist
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2015-12-17 07:22:43 -08:00 |
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f12fec5094
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add offset option for jumps
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2015-12-17 07:19:24 -08:00 |
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c27aaa4008
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fix args
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2015-12-02 10:20:32 -08:00 |
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c2f436a161
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separate LA from LI; improve LI logic
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2015-12-02 10:06:18 -08:00 |
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efe3864814
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notes
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2015-12-02 09:43:54 -08:00 |
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3d28e95707
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add bitrange function to make code a little clearer
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2015-12-02 09:09:44 -08:00 |
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08472cdc1a
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remove obsolete comments; move a function
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2015-12-02 08:30:52 -08:00 |
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63851234f9
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allow signed constants for some instructions
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2015-11-26 21:38:08 -08:00 |
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975ff3f942
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make only the assemble function visible
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2015-11-26 19:45:13 -08:00 |
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c978d4914f
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set all lexer states at EOF
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2015-11-26 19:28:14 -08:00 |
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3ea0184fb6
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implement HEX directives; a couple misc fixes
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2015-11-26 19:15:15 -08:00 |
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76fe45adee
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lex newlines in block comments
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2015-11-26 18:51:07 -08:00 |
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dc7f457b95
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simplify buffer handling in lexer
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2015-11-26 18:49:01 -08:00 |
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fa12154420
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use coroutines to lex
this will be relevant due time.
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2015-11-26 18:45:45 -08:00 |
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82af3d531e
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unallow labels as immediates; allow labels in DEREF instructions
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2015-11-25 21:55:45 -08:00 |
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c7f0d15910
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fix LA
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2015-11-25 21:27:46 -08:00 |
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cc5e673d0c
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implement and fix many pseudo-instructions
up until this commit, there was a bug
that caused LI/LA to load wrong values
for 0x8000 <= immediate <= 0xFFFF.
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2015-11-25 21:21:39 -08:00 |
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6e97d134e4
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implicit RA argument for JR
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2015-11-25 10:47:37 -08:00 |
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14f44f8206
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add remaining instructions
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2015-11-25 10:28:55 -08:00 |
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03cb168ad0
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add more instructions
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2015-11-25 03:04:55 -08:00 |
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9ccf2fd883
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don't error when no options are given
d'oh!
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2015-11-24 17:15:12 -08:00 |
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5aa0b5abe1
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added 'unsafe' option to not wrap execution in pcall
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2015-11-24 17:06:38 -08:00 |
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d1edcf4fab
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add line numbers to Dumper errors
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2015-11-24 17:00:44 -08:00 |
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32368f3998
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optimize LI/LA
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2015-11-24 16:34:18 -08:00 |
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89fcdd825d
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be more strict with immediate sizes
this will be made up for by pseudo-instructions in due time.
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2015-11-24 16:25:05 -08:00 |
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338685d5bc
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fix a couple coprocessor instructions
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2015-11-24 13:34:24 -08:00 |
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bd0c5f4b34
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implement align and skip directives
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2015-11-24 13:23:22 -08:00 |
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2694035873
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cleanup and documenting; alias S8 register to FP
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2015-11-23 14:16:31 -08:00 |
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3590093470
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fix line number in 'undefined define' error
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2015-11-23 13:13:54 -08:00 |
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bc72559091
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rename; readme
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2015-11-22 13:58:29 -08:00 |
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