 Paul Gardner-Stephen
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4e76ac681d
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pull in our free 8x8 font so that we can make totally free C65-compatible ROMs
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2019-06-20 07:39:33 +02:00 |
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Paul Gardner-Stephen
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b1eff47e97
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replace simple startup message with Deft's fancy one
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2019-05-06 22:29:24 +09:30 |
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Paul Gardner-Stephen
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810dfb75af
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put setup VIC-II routine at $E5A0 for Advanced Pinball Simulator. Issue #23
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2019-05-05 16:31:24 +09:30 |
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Paul Gardner-Stephen
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ccf4dbe5da
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implement $EA7E entry point and fix $EA31 entry point. Issue #20
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2019-05-05 14:57:42 +09:30 |
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Paul Gardner-Stephen
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fa55c83fff
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generally remove some debug output, add missing file, and make KERNAL LOAD routine more complete.
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2019-05-04 23:12:54 +09:30 |
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Paul Gardner-Stephen
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6a0b2d8e7f
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implement beginnings of BASIC main loop execution
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2019-04-28 22:10:32 +09:30 |
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Paul Gardner-Stephen
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906fe108b3
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work towards being able to delete BASIC lines
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2019-04-28 20:27:19 +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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736fbca535
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fix compression of exception characters in some sitatuations.
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2019-04-25 23:29:50 +09:30 |
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Paul Gardner-Stephen
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fbad812b56
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fix bounds check
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2019-04-25 22:11:59 +09:30 |
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Paul Gardner-Stephen
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b9e3bc8f44
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adjust debug output to show when compression is ineffective.
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2019-04-25 16:53:50 +09:30 |
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Paul Gardner-Stephen
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50f6f0d123
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fix text compression and decompression routines.
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2019-04-25 16:45:39 +09:30 |
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Paul Gardner-Stephen
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0050fe03c9
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work on fixing support for improved text compression routine.
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2019-04-25 13:15:34 +09:30 |
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Paul Gardner-Stephen
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ce83d63a84
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optimise text packer a bit
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2019-04-25 11:48:16 +09:30 |
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Paul Gardner-Stephen
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2b8a72a983
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refactor text compression routines
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2019-04-25 11:37:06 +09:30 |
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Paul Gardner-Stephen
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b44a7d527f
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add BASIC keyword list and justifications why it cannot be copyright protected.
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2019-04-25 07:14:16 +09:30 |
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Paul Gardner-Stephen
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68e8bbe9cb
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add references to examples of every single error message or related item that the C64 BASIC displays
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2019-04-24 22:09:11 +09:30 |
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Paul Gardner-Stephen
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3e7258f391
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rename text compressor
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2019-04-24 21:25:53 +09:30 |
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Paul Gardner-Stephen
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e7b1b22eb0
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deal with remaining similar strings
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2019-04-24 17:32:35 +09:30 |
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Paul Gardner-Stephen
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8f9ce4bbba
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deal with more similar strings
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2019-04-24 16:24:05 +09:30 |
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Paul Gardner-Stephen
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7448909da8
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more documentation of similarities and avoiding them where practicable.
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2019-04-24 16:13:24 +09:30 |
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Paul Gardner-Stephen
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fdcc5a1184
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more work on documenting remaining similarities
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2019-04-24 15:33:54 +09:30 |
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Paul Gardner-Stephen
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ddbb673682
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more work on reducing residual similarity with C64 KERNAL
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2019-04-24 15:31:36 +09:30 |
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Paul Gardner-Stephen
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18b862cce5
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more work on documenting residual similarities with C64 KERNAL
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2019-04-24 15:15:03 +09:30 |
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Paul Gardner-Stephen
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bf2cd05df3
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exclude more branches
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2019-04-24 14:57:07 +09:30 |
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Paul Gardner-Stephen
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d137d38c45
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add command line option to control whether to show explained sequences or not.
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2019-04-24 14:35:04 +09:30 |
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Paul Gardner-Stephen
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d422d45105
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ignore 3 byte sequences ending in a branch
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2019-04-24 13:44:11 +09:30 |
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Paul Gardner-Stephen
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cda32d3cb3
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tweak rejection of common 3 byte sequences
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2019-04-24 13:42:15 +09:30 |
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Paul Gardner-Stephen
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e63b978137
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ignore many common instruction fragments
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2019-04-24 10:32:51 +09:30 |
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Paul Gardner-Stephen
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4795660ffb
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filter out all 3 byte single instructions
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2019-04-24 10:17:00 +09:30 |
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Paul Gardner-Stephen
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744637c8f8
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reject certain common single instructions
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2019-04-24 10:14:21 +09:30 |
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Paul Gardner-Stephen
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a5ef4be6dd
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don't count explained matches
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2019-04-24 09:58:19 +09:30 |
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Paul Gardner-Stephen
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f6b4e597ce
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fix bug in similarity phase duplicate rejection
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2019-04-24 09:50:57 +09:30 |
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Paul Gardner-Stephen
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1d1e1e8baf
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begin implementing filtering of similarities based on explanation of common instruction sequences
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2019-04-24 09:47:51 +09:30 |
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Paul Gardner-Stephen
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2829f5cda7
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improve similarity checking program.
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2019-04-24 09:30:34 +09:30 |
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Paul Gardner-Stephen
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2391e74bd2
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begin implementing similarity comparison tool.
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2019-04-24 09:20:53 +09:30 |
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Paul Gardner-Stephen
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d4531592df
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get cold start display looking okay
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2019-04-23 00:23:47 +09:30 |
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Paul Gardner-Stephen
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c43dbe1c29
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improve printing of BASIC errors.
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2019-04-22 23:40:27 +09:30 |
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Paul Gardner-Stephen
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ab81f479a1
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tweak printing of READY. message
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2019-04-22 23:33:13 +09:30 |
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Paul Gardner-Stephen
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12a20d0962
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add READY and other messages to message table
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2019-04-22 23:15:49 +09:30 |
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Paul Gardner-Stephen
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c670ad212d
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more work on message packer
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2019-04-22 22:11:56 +09:30 |
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Paul Gardner-Stephen
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b7f5a6a51c
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begin implementing program to produce compressed message lists
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2019-04-22 21:47:09 +09:30 |
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Paul Gardner-Stephen
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97eb5acb31
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begin implementing BASIC interprettor.
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2019-04-22 15:36:00 +09:30 |
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Paul Gardner-Stephen
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d283c3243d
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fix first pass size estimation to ensure no ZP modes get used for in-line data
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2019-04-20 23:14:45 +09:30 |
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Paul Gardner-Stephen
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3b7c941494
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make it easier to detect when routine sizes change between first and second passes
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2019-04-20 23:12:34 +09:30 |
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Paul Gardner-Stephen
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0605c85169
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ignore # and . files when searching for source files
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2019-04-19 20:29:41 +09:30 |
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Paul Gardner-Stephen
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0e40f96320
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add list of KERNAL memory address definitions
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2019-04-19 12:01:50 +09:30 |
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Paul Gardner-Stephen
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c42759f36d
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ignore combined.s when scanning source directory.
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2019-04-18 22:09:26 +09:30 |
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Paul Gardner-Stephen
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a4a4e0c443
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produce combined source with PC fence checks, and run assembler to get binary
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2019-04-18 21:43:32 +09:30 |
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Paul Gardner-Stephen
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d30950da7b
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write out combined source file with routines in correct order
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2019-04-18 21:36:11 +09:30 |
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