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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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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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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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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f2e43888b5
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assembler / machine config - Remove/Change: Remove pointer-to-keypad / Change initial IP
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2023-08-24 08:16:56 +01:00 |
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n loewen
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78ac43bead
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assembler - Fix bug where the assembler attempted to handle indirect references to constants twice / Remove unused "assemble with optional args" function / Tidy up debugging printouts
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2023-08-23 21:23:45 +01:00 |
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n loewen
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c0f11f2b03
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assembler - Finish WIP - Refactor extensively / Add a 'set the initial address to assemble at' feature / Add a feature that collects debug info that could be passed as output when running in debug mode
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2023-08-22 13:03:52 +01:00 |
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n loewen
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a766fd867c
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assembler - WIP - Continue refactoring everything, in support of 'set the initial IP to assemble to' feature, etc. (Everything is probably broken... but it's much closer)
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2023-08-21 19:44:16 +01:00 |
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n loewen
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12273a6389
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assembler - WIP - Continue refactoring everything, in support of 'set the initial IP to assemble to' feature, etc. (Everything is probably broken... but it's much closer)
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2023-08-21 19:37:32 +01:00 |
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n loewen
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f0e8664ab8
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assembler - WIP - Continue refactoring everything, in support of 'set the initial IP to assemble to' feature, etc. (Everything is broken...)
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2023-08-21 18:34:15 +01:00 |
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n loewen
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4481fc10d4
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assembler - WIP - Start adding a 'set the initial IP to assembler to' feature + Start adding a 'return debug data as well as machine code' feature
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2023-08-21 16:08:58 +01:00 |
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n loewen
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5e1cf9e413
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assembler - Change label for program counter from `*addr` to `*`
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2023-08-21 12:30:31 +01:00 |
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n loewen
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501910b17f
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Feature: Keypad simulation!
Refactor: Tidy up constants use for machine configuration
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2023-08-16 16:23:59 +01:00 |
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n loewen
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b8265409cf
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Fix: Load CPU with 256 bytes of memory, regardless of the length of the data provided
(This mostly reverts the previous commit -- better to have short assembler output, and memory-padding/validation on the CPU side)
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2023-08-16 15:55:04 +01:00 |
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n loewen
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6e897b7f74
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Fix (Assembler): Pad machine code output to a full $FF bytes
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2023-08-16 15:38:59 +01:00 |
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n loewen
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5078efa1fe
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Linting: Remove FIXMEs that I'm unlikely to do any time soon
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2023-08-16 09:39:03 +01:00 |
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n loewen
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4dda5881ef
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Refactor (assembler): Define label prefix in a constant, for easy re-configuration
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2023-08-16 09:38:18 +01:00 |
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n loewen
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3fd862a55d
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! Refactor (assembler): Chance constant prefix from '=' to '#'
'=' could be confusing when referencing a constant, since it looks like assignment
'#' is hopefully clearer (by analog to #hashtags)
Breaking change!
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2023-08-16 09:35:37 +01:00 |
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n loewen
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9fefa0916a
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Feature (assembler): Allow assigning `*ADDR` to a constant
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2023-08-16 09:29:27 +01:00 |
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n loewen
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4e01a0943c
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Feature: Add `*ADDR` assembly operation (`*ADDR`, used as an operand, is replaced with the memory address where the current line will be stored after assembly)
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2023-08-15 21:29:28 +01:00 |
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n loewen
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899c24be7f
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Bugfix (assembler): Make camelCase =constant names work in indirect expressions
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2023-08-15 20:51:15 +01:00 |
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n loewen
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4a2f3724d5
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Bugfix (assembler): Add a quick hack to make camelCase =constant names less likely to fail
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2023-08-15 16:55:08 +01:00 |
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n loewen
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9414d19fad
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Bugfix (assembler): Split opcodes from operands using a regular expression, so that tabs don't break it
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2023-08-15 16:52:57 +01:00 |
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n loewen
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b1dc2a7c7e
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Feature: WIP: Replace CHP and CFC instructions with FHP and FTG (carry flag is implemented, other flags are not)
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2023-08-15 12:04:48 +01:00 |
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n loewen
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2d38e28957
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Bugfix (assembler): Put the pointer to display memory in the right place
Refactor: Put the value of the pointer to display memory in machine.config.js
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2023-08-15 10:55:01 +01:00 |
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n loewen
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3e753f6965
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Formatting: Rename 'argument' to 'operand' (except when it is shortened to 'arg', which is clearer)
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2023-08-15 10:49:44 +01:00 |
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n loewen
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6ebebe294e
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Add JSdoc annotatinos
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2023-08-03 16:42:19 +01:00 |
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n loewen
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e4cf2bb221
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Apparently you're not supposed to give groupEnd() an argument...
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2023-08-03 16:26:45 +01:00 |
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n loewen
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5fa20c3963
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Assembler: always add an END at the end of the output
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2023-08-03 15:53:59 +01:00 |
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n loewen
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d3134aa9e6
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Add constants to assembler
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2023-08-03 15:50:37 +01:00 |
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n loewen
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a0892109a6
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Implement NOP
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2023-08-03 15:05:50 +01:00 |
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n loewen
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6883adcd71
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Fix/implement relocatable display memory
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2023-08-02 15:28:18 +01:00 |
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n loewen
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5f3d4ea22f
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Update reference to logging.js
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2023-08-02 14:06:24 +01:00 |
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n loewen
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9a3d9cffdc
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Turn print-memory.js into a more general-purpose 'printing utils' library -- export num2hex + rename function that prints a table of memory
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2023-08-02 13:56:10 +01:00 |
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n loewen
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97ab0c6ee0
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Add 'debug' flag when calling assembler
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2023-08-02 13:54:04 +01:00 |
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n loewen
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b81b6c8f5a
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Move config constants to a config file
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2023-08-02 10:52:47 +01:00 |
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n loewen
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91ff26fdea
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Move display memory and add a pointer to display memory
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2023-08-02 10:38:58 +01:00 |
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n loewen
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c732f4408f
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Remove syntax reference - it's in the readme now
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2023-08-02 10:27:06 +01:00 |
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n loewen
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a46641e172
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Move files out of 'sketch' directory
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2023-08-01 15:46:09 +01:00 |