 Alex Janka
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8b9bcb5026
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clear if bits
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2023-02-02 19:05:18 +11:00 |
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Alex Janka
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6ae1d4a4b8
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interrupt handling
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2023-02-02 19:01:11 +11:00 |
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Alex Janka
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04a9748aa6
|
quicker cycling
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2023-02-02 19:01:04 +11:00 |
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Alex Janka
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0a6e0b6833
|
almost timing
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2023-02-02 16:52:33 +11:00 |
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Alex Janka
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bb7e0fbc51
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opcodes return number of cycles
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2023-02-02 16:28:49 +11:00 |
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Alex Janka
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7c196daeb6
|
cleanup
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2023-02-02 12:05:09 +11:00 |
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Alex Janka
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eb85d3aa25
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cant pop to f
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2023-02-02 11:55:04 +11:00 |
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Alex Janka
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ba8b03693f
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all instructions actually working
|
2023-02-02 11:52:45 +11:00 |
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Alex Janka
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c82f00c88b
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fix carry instruction flags
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2023-02-02 11:07:09 +11:00 |
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Alex Janka
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d73fbc827c
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move ime_scheduled logic from opcode handler
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2023-02-02 11:00:59 +11:00 |
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Alex Janka
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8fc35fa1e1
|
cleanup
|
2023-02-02 11:00:47 +11:00 |
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Alex Janka
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e4ba687968
|
0xC0 - 0xFF
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2023-02-02 10:54:16 +11:00 |
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Alex Janka
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f07c6a41a3
|
impl 0x80 to 0xBF
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2023-02-01 23:08:51 +11:00 |
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Alex Janka
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d03043bef9
|
ld instructions
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2023-02-01 22:54:02 +11:00 |
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Alex Janka
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e3199f32b6
|
0x00 - 0x3F opcodes
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2023-02-01 22:46:58 +11:00 |
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Alex Janka
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3da02edc34
|
instruction changes & fixes
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2023-02-01 22:46:41 +11:00 |
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Alex Janka
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7460d31913
|
extra instructions + fix caps on flags
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2023-02-01 20:04:05 +11:00 |
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Alex Janka
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fffb6e0278
|
new register layout
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2023-02-01 17:18:08 +11:00 |
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Alex Janka
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3a599b069f
|
better processor modularisation
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2023-01-31 10:05:36 +11:00 |
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Alex Janka
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8413dedb89
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remove unneeded allow(dead_code)s
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2023-01-27 11:26:33 +11:00 |
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Alex Janka
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f073cd5722
|
begin
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2023-01-27 11:12:38 +11:00 |
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Alex Janka
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17f037fb27
|
give flags their Full Name
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2023-01-22 13:09:31 +11:00 |
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Alex Janka
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13bd9f0a1c
|
refactor printing + args
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2023-01-22 12:13:02 +11:00 |
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Alex Janka
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744f769728
|
move opcodes to module
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2023-01-22 09:39:45 +11:00 |
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Alex Janka
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57b46eca6e
|
move processor to own module folder
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2023-01-22 09:35:10 +11:00 |
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Alex Janka
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e51d188a3a
|
reorganise main
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2023-01-22 09:33:18 +11:00 |
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Alex Janka
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26c999f8f4
|
extra prints
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2023-01-22 09:32:19 +11:00 |
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Alex Janka
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043f333c7d
|
fix adds and such
|
2023-01-22 09:18:07 +11:00 |
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Alex Janka
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0e674af1b2
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swap rom endian
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2023-01-22 09:08:33 +11:00 |
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Alex Janka
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769a587aaa
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memory fixes, interrupt table, better pause
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2023-01-22 09:07:57 +11:00 |
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Alex Janka
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7510ad13cd
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prevent panic on overflow when incrementing program counter
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2023-01-20 14:59:17 +11:00 |
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Alex Janka
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ac023fdc31
|
init cpu ram properly + other minor changes
|
2023-01-20 14:58:43 +11:00 |
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Alex Janka
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4fcde0fd82
|
fixes & all opcodes!!
|
2023-01-18 14:43:24 +11:00 |
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Alex Janka
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8f3cf515a9
|
fix interrupts
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2023-01-18 13:58:53 +11:00 |
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Alex Janka
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df8acbfa32
|
rotate instructions
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2023-01-18 13:14:22 +11:00 |
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Alex Janka
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d1dae1aa73
|
bootrom boot
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2023-01-18 12:46:15 +11:00 |
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Alex Janka
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9533768bd9
|
fix adds and flags
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2023-01-18 12:45:56 +11:00 |
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Alex Janka
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3cf0df204d
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move ime to ram
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2023-01-17 09:45:49 +11:00 |
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Alex Janka
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7bf1034265
|
object attribute memory
|
2023-01-17 09:39:05 +11:00 |
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Alex Janka
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2fd4266156
|
better halt panic
|
2023-01-17 09:32:49 +11:00 |
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Alex Janka
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d2e1b2d3eb
|
ime & daa (maybe) instruction
|
2023-01-17 09:30:42 +11:00 |
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|
Alex Janka
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e6cbedc59b
|
all opcodes implemented-ish
|
2023-01-17 09:09:53 +11:00 |
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Alex Janka
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e40bf4f786
|
add step by
|
2023-01-17 08:58:37 +11:00 |
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Alex Janka
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edb348ec60
|
fixes etc
|
2023-01-16 19:28:11 +11:00 |
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Alex Janka
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866d4ded80
|
all opcodes to 0xCF
|
2023-01-16 19:28:03 +11:00 |
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Alex Janka
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c131791608
|
fix write to rom errors... for now
|
2023-01-16 16:01:50 +11:00 |
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Alex Janka
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121129fe35
|
more opcodes
|
2023-01-16 14:43:27 +11:00 |
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Alex Janka
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ca839d9375
|
allow booting bootrom
|
2023-01-16 14:43:11 +11:00 |
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Alex Janka
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bbc05c48c7
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allow dead code on flags
|
2023-01-16 14:23:43 +11:00 |
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Alex Janka
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90a1c92a0c
|
more opcodes & opcode refactoring
|
2023-01-16 14:23:06 +11:00 |
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Alex Janka
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04261acd53
|
split processor to module
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2023-01-16 12:13:53 +11:00 |
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Alex Janka
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831e880a37
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memory setting, byte ordering, more opcodes
|
2023-01-16 12:10:21 +11:00 |
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Alex Janka
|
ba69b1070b
|
ld_immediate_word
|
2023-01-16 11:46:00 +11:00 |
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Alex Janka
|
289acd0070
|
fix unused
|
2023-01-16 11:35:07 +11:00 |
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Alex Janka
|
9789826cf3
|
new register impl & stepping execution
|
2023-01-16 11:34:36 +11:00 |
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|
Alex Janka
|
1b1b8bbd9f
|
starting to implement opcodes...
|
2023-01-15 21:05:28 +11:00 |
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Alex Janka
|
e49ae14f4d
|
cpu struct & more on memory
|
2023-01-15 20:34:44 +11:00 |
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Alex Janka
|
0c6c79fa3e
|
initial: memory and cpu state, rom load path
|
2023-01-15 19:53:15 +11:00 |
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