 Paul Gardner-Stephen
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490dda059f
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expand documentation of line replacement
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2019-04-28 20:06:26 +09:30 |
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Paul Gardner-Stephen
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9d83d95a6c
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don't re-insert an empty line if deleting a line
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2019-04-28 19:58:45 +09:30 |
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Paul Gardner-Stephen
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5031764214
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Fix issue #12
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2019-04-28 17:01:17 +09:30 |
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Paul Gardner-Stephen
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885fcca833
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fix bug in calculation of shift memory up bounds, and add debugging
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2019-04-28 16:37:38 +09:30 |
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Paul Gardner-Stephen
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e04a648044
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finish implementing printf function
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2019-04-28 16:20:25 +09:30 |
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Paul Gardner-Stephen
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e1462ae989
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replace out of range branch to stop inference by Ophis
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2019-04-28 16:20:04 +09:30 |
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Paul Gardner-Stephen
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cbd92e9351
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printf inline hex bytes and word display now works.
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2019-04-28 13:54:43 +09:30 |
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Paul Gardner-Stephen
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83fbaeffe2
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fix bug in return from printf
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2019-04-28 13:44:55 +09:30 |
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Paul Gardner-Stephen
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5f19f62ab8
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more work on basic line linking and management
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2019-04-28 13:41:36 +09:30 |
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Paul Gardner-Stephen
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183e6f784c
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begin implementing printf-like debug function
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2019-04-28 13:41:08 +09:30 |
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Paul Gardner-Stephen
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daaa0b51af
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fix bugs with storing basic lines. Now inserting lines seems to mostly work.
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2019-04-28 02:52:04 +09:30 |
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Paul Gardner-Stephen
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5a5be5d8ec
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fix several bugs with storing BASIC lines
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2019-04-28 02:07:17 +09:30 |
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Paul Gardner-Stephen
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d2e4822f37
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zero all bytes of FAC1 when erasing
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2019-04-28 01:22:50 +09:30 |
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Paul Gardner-Stephen
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064b84d2e9
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zero memory pointer in NEW command
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2019-04-28 01:22:26 +09:30 |
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Paul Gardner-Stephen
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7f54f6cdd8
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copy null at end of basic line when storing to memory
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2019-04-28 01:22:09 +09:30 |
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Paul Gardner-Stephen
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08b1327044
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set $2B/$2C pointers when inserting a line of BASIC text
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2019-04-28 01:08:56 +09:30 |
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Paul Gardner-Stephen
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64dbdcdefb
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can now store a single line of basic into memory
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2019-04-28 01:06:16 +09:30 |
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Paul Gardner-Stephen
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580b7961a5
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more work on inserting and deleting BASIC lines.
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2019-04-28 00:28:38 +09:30 |
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Paul Gardner-Stephen
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84c02486fe
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begin implementing memory copy routines for inserting and deleting BASIC lines.
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2019-04-28 00:17:20 +09:30 |
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Paul Gardner-Stephen
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b7de93a3a6
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abort line search as soon as we find a line with too high a line number.
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2019-04-27 23:48:57 +09:30 |
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Paul Gardner-Stephen
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5358743318
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begin implementing basic text manipulation routines.
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2019-04-27 23:47:06 +09:30 |
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Paul Gardner-Stephen
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6d57d17b74
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properly initialise memory when BASIC starts.
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2019-04-27 23:08:11 +09:30 |
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Paul Gardner-Stephen
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eef572e0ab
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work on getting BASIC line number entry working.
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2019-04-27 23:00:20 +09:30 |
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Paul Gardner-Stephen
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bd4af88e02
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fix bug in number parsing.
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2019-04-27 22:22:42 +09:30 |
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Paul Gardner-Stephen
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26ca54660a
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begin parsing line numbers at start of lines
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2019-04-27 22:18:43 +09:30 |
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Paul Gardner-Stephen
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1325f31010
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rename inject_number to injest_number
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2019-04-27 22:14:32 +09:30 |
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Paul Gardner-Stephen
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13a2d6f6cb
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don't tokenise content following a REM statement.
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2019-04-27 22:13:20 +09:30 |
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Paul Gardner-Stephen
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7831441cac
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strip leading spaces from received line before tokenising
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2019-04-27 22:09:56 +09:30 |
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Paul Gardner-Stephen
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b1655ac7a9
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work on parsing numbers from strings.
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2019-04-27 22:03:04 +09:30 |
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Paul Gardner-Stephen
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fd46b9314c
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speed up line tokeniser for common cases
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2019-04-26 23:39:52 +09:30 |
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Paul Gardner-Stephen
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fd612be221
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replace keywords with correct tokens in tokeniser
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2019-04-26 23:31:08 +09:30 |
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Paul Gardner-Stephen
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79997c9e0e
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implement quote mode when tokenising basic lines
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2019-04-26 23:16:54 +09:30 |
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Paul Gardner-Stephen
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df55ff6d25
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honour length of packed keyword table
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2019-04-26 23:10:47 +09:30 |
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Paul Gardner-Stephen
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11392d883c
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remove debug output from tokeniser
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2019-04-26 23:05:14 +09:30 |
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Paul Gardner-Stephen
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eedf82f1fd
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fix bugs in pack_word and tokenising
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2019-04-26 23:01:05 +09:30 |
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Paul Gardner-Stephen
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1bb72973fa
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implement reporting BASIC errors, continuing work on tokeniser
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2019-04-26 22:27:59 +09:30 |
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Paul Gardner-Stephen
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428bd8e497
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fix advancing in raw string when encountering a non-token during tokenisation
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2019-04-26 22:09:16 +09:30 |
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Paul Gardner-Stephen
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06c6bd9c20
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work on basic tokeniser
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2019-04-26 22:02:56 +09:30 |
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Paul Gardner-Stephen
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92f80e2281
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fix display of keywords from TAB( onwards. Issue #9
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2019-04-25 23:24:03 +09:30 |
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Paul Gardner-Stephen
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7243e41749
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reject false positive matches on keywords
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2019-04-25 23:11:44 +09:30 |
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Paul Gardner-Stephen
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c6167d37cb
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token search now basically works.
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2019-04-25 23:04:39 +09:30 |
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Paul Gardner-Stephen
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04e5dd326f
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fix some problems with token searching
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2019-04-25 22:37:00 +09:30 |
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Paul Gardner-Stephen
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3892503289
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begin implementing token search routine
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2019-04-25 22:28:10 +09:30 |
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Paul Gardner-Stephen
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8469eac339
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fix unpacking of strings with $FF tokens
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2019-04-25 21:58:37 +09:30 |
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Paul Gardner-Stephen
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54b0cff2fd
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fix some bugs with unpacking literal chars
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2019-04-25 21:52:09 +09:30 |
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Paul Gardner-Stephen
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d8c236009d
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fix even more bugs in pack_word
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2019-04-25 21:46:24 +09:30 |
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Paul Gardner-Stephen
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88736b1523
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fix some bugs in pack_word routine
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2019-04-25 21:38:11 +09:30 |
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Paul Gardner-Stephen
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e5892b6a3d
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fix pack_word bugs
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2019-04-25 21:24:23 +09:30 |
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Paul Gardner-Stephen
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bd608b5592
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fix some bugs in pack_word
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2019-04-25 21:20:22 +09:30 |
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Paul Gardner-Stephen
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59a5145a09
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implement more of word packer routine
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2019-04-25 18:04:08 +09:30 |
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