n loewen
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3982ce3254
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Remove files that aren't notes
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2023-08-29 08:40:36 -04:00 |
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n loewen
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3cc41b8b5a
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Remove 'test-programs' dir
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2023-08-29 08:34:01 -04:00 |
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n loewen
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072d2ccdb5
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(notes) 2023-08-20 - Create note with list of short-term goals
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2023-08-29 08:26:17 -04:00 |
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n loewen
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9f4a67770f
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(notes) - 2023-08-28 - Update todos
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2023-08-29 08:25:56 -04:00 |
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n loewen
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49cb3171da
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Add gitignore
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2023-08-28 23:05:39 -04:00 |
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n loewen
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ccebc6ec3d
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(notes) 2023-08-28 - Create note outlining plans to re-architect the simulator
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2023-08-28 15:56:28 -04:00 |
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n loewen
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2d210303e6
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(tests) WIP - Create a rough, partial sketch for an implementation of Conway's Game of Life
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2023-08-28 15:31:57 -04:00 |
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n loewen
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bf589411e7
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Add `argparser` as a submodule
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2023-08-28 09:18:51 -04:00 |
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n loewen
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e09bd9a66f
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Remove old sketches
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2023-08-28 09:12:26 -04:00 |
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n loewen
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1c8722c65e
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Move JavaScript source to new `/src` directory
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2023-08-28 09:11:20 -04:00 |
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n loewen
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6545df9cfd
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cpu - WIP - Start re-configuring CLI interface, in order to allow passing clock speed as a CLI argument (while also keeping a defualt value in machine.config.js)
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2023-08-28 09:10:21 -04:00 |
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n loewen
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f335aba94d
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(issues) todos - Add "fix overflow flag" entry
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2023-08-28 09:09:10 -04:00 |
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n loewen
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97e54d01cb
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(tests) move-pixel-with-keypad - Change keys to match new mapping / WASD
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2023-08-26 16:45:14 -04:00 |
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n loewen
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29f25bda7a
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config / cpu - Add feature: Map the arrow keys to hex keypad, in addition to the larger Qwerty set
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2023-08-26 16:44:30 -04:00 |
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n loewen
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872489c18d
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tests - Remove commented-out line
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2023-08-26 14:58:29 +01:00 |
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n loewen
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ac0fccf2e9
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tests - finish WIP - Make a 'move a pixel with the keypad' program
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2023-08-26 14:56:01 +01:00 |
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n loewen
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86d0b57c7a
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cpu - Fix: Make sure that the 'reached cycle limit' message displays in all output modes
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2023-08-26 14:48:37 +01:00 |
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n loewen
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9f68bd3027
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tests - WIP - Create 'move pixel with keypad' program
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2023-08-26 14:35:49 +01:00 |
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n loewen
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b290eb1568
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cpu - Refactor CPU flags -- stop using a bitmask to make them easier to handle
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2023-08-26 14:34:02 +01:00 |
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n loewen
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ddab8f42c4
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cpu / display - Fix/Refactor: Fix CPU status display so that it doesn't crash when JMPing to an address that isn't in the assembly source. Refactor CPU status display to streamline.
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2023-08-26 14:29:43 +01:00 |
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n loewen
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edad9ecbb8
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cpu - Fix: Quit the process when the CPU halts
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2023-08-26 13:26:26 +01:00 |
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n loewen
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41632b0a0f
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cpu - Change debug printout formatting
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2023-08-26 13:25:09 +01:00 |
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n loewen
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d0b620f1ad
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cpu - Fix incorrect flag numbering
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2023-08-26 13:24:49 +01:00 |
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n loewen
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7cfad439f8
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run-cpu / cpu - Change command-line interface to use more standard flags (--debug --step --pretty)
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2023-08-26 12:57:27 +01:00 |
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n loewen
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4bb394f039
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assembler - Fix: Count lines with only whitespace as blank
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2023-08-26 11:35:12 +01:00 |
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n loewen
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1ce6757838
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run-assembler - Remove unused import
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2023-08-26 11:09:55 +01:00 |
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n loewen
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dea1a445f6
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logging - Fix memory printing function so that it works for arrays that start or end on odd address numbers
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2023-08-26 11:07:38 +01:00 |
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n loewen
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902b218547
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(tests) - draw-xy - Change selected pixel to (3, 3)
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2023-08-25 11:06:34 +01:00 |
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n loewen
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0a3d474c43
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issues - Move 'issues' directory out of 'notes' directory
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2023-08-24 20:57:36 +01:00 |
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n loewen
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98c17cf925
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display - Fix: Pretty display was displaying the wrong pixels
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2023-08-24 17:06:09 +01:00 |
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n loewen
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f612e7582a
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tests - Create routine for plotting a pixel at an (x, y) coordinate
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2023-08-24 17:03:51 +01:00 |
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n loewen
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897749b108
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cpu - Add feature: Quit after cycle limit reached
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2023-08-24 16:35:21 +01:00 |
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n loewen
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2802623c4c
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assembler - Change error handling: Just quit, don't throw a JS error
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2023-08-24 16:33:33 +01:00 |
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n loewen
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1bf2144a67
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assembler - Fix 'Too many arguments' error so that it works for normal lines as well as lines with `*` (which might include an optional 2nd arg)
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2023-08-24 16:32:29 +01:00 |
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n loewen
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d30050a292
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cpu - Add feature: 'Invalid opcode' error message
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2023-08-24 16:31:11 +01:00 |
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n loewen
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dbe630eb5e
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cpu - Fix debugging output on JMP / Add previous IP to state + add functions that abstract setting and incrementing the IP
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2023-08-24 16:30:28 +01:00 |
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n loewen
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d56eb34a44
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assembler - Add feature: throw useful error on references to undefined constants
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2023-08-24 16:01:56 +01:00 |
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n loewen
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d6b55db381
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assembler - Add feature: allow use of `*` with a numeric offset
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2023-08-24 15:26:37 +01:00 |
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n loewen
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dc78518b73
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assembler - Fix test for argument-less operations / Remove unnecessary variable
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2023-08-24 15:16:12 +01:00 |
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n loewen
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51bc13fe5b
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cpu - Change END to increment IP, to make debugging printout work when the only line in the program is an END
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2023-08-24 15:13:49 +01:00 |
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n loewen
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0fca21dfab
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assembler - Change to better catch lines that are missing operands, and provide a useful error message
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2023-08-24 15:00:33 +01:00 |
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n loewen
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9268b2c59a
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assembler - Fix: Make preparse start counting lines at 1, so that they match the numbers in your text editor
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2023-08-24 14:42:45 +01:00 |
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n loewen
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621afa0553
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(issues) todo - Add "Abandoned" section and re-insert 'return pure machine code from assembler' in there
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2023-08-24 13:19:58 +01:00 |
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n loewen
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527d70fcdf
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(issues) todo - Remove 'return pure machine code from assembler' entry
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2023-08-24 13:18:39 +01:00 |
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n loewen
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1dc535a71e
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assembler/cpu - Add feature: Pass debug info from assembler to cpu, so that cpu can print source line
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2023-08-24 13:16:01 +01:00 |
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n loewen
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f0632b0969
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(issues) todos - Change entry to point to "execute JMP FF on startup" issue
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2023-08-24 12:17:42 +01:00 |
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n loewen
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68ae53a245
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(issues) issues - Add "execute JMP FF on startup" issue
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2023-08-24 12:17:24 +01:00 |
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n loewen
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aafeeb572b
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(issues) issues - Create 'issues' file for extended commentary on select tasks
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2023-08-24 11:04:38 +01:00 |
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n loewen
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7074f0c5f5
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(issues) todo - Reformat todo list
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2023-08-24 11:04:05 +01:00 |
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n loewen
|
be8b1ef272
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Remove 'scratch.js' file
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2023-08-24 10:44:56 +01:00 |