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b233981a34
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feat: rename ARM and THUMB SWI functions
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2022-02-04 04:34:47 -04:00 |
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1b8db0c427
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chore: group THUMB and select ARM instructions together (same file)
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2022-02-04 04:18:20 -04:00 |
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3e4f9eddb2
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feat: integrate zig-clap with ZBA
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2022-02-04 03:12:35 -04:00 |
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6ab4610a81
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fix(cpu): properly decode format 7 and 8
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2022-02-03 01:29:18 -04:00 |
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91384a7c68
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fix(cpu): resolve edge cases in THUMB Format 5
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2022-02-03 00:55:57 -04:00 |
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c6bb4bf8e1
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fix(cpu): allow for select values to overflow
FuzzARM found these operations which panicked, when they should
have overflowed. These are now fixed
n = 8000
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2022-02-02 22:49:33 -04:00 |
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800ed6f1a7
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feat(cpu): implement format 13
While bugs do exist, at this point all THUMB and ARMv4 instructions
have been implemented! Yay!
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2022-02-02 22:31:21 -04:00 |
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027e4fb57b
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feat(cpu): implement THUMB format 17
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2022-02-02 22:31:08 -04:00 |
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1378c809e6
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feat(cpu): implement THUMB format11
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2022-02-02 22:30:46 -04:00 |
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33399e9517
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chore: update to latest zig nightly
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2022-02-02 21:26:12 -04:00 |
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99492a6782
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chore: progress towards passing ldr/str thumb in armwrestler
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2022-02-02 21:14:46 -04:00 |
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8b574efe85
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fix(cpu): properly negate in NEG
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2022-02-02 20:12:20 -04:00 |
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9fd03d2a92
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fix(cpu): reimplement THUMB offset shifts
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2022-02-02 20:12:07 -04:00 |
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9affe01da8
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fix(cpu): op == 0b00 decodes to add in format 5
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2022-02-02 18:58:06 -04:00 |
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784bc81a4a
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fix(cpu): account for overflow in THUMB alu MUL
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2022-02-02 18:57:33 -04:00 |
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045c98de1f
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chore: use if-else when decoding THUMB instructions
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2022-02-02 18:48:47 -04:00 |
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c2901ee0d8
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fix(cpu): account for rn in rlist in block data transfer
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2022-02-02 17:35:33 -04:00 |
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d95efa5b12
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feat: implement LDM/STM behaviour when S is set
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2022-02-02 16:12:47 -04:00 |
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237beb9caa
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feat(cpu): Pass all LDR/STR ARMwrestler tests
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2022-02-02 14:07:18 -04:00 |
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30bad76e44
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feat(cpu): decode and implement all necessary ARM CPU instructions
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2022-02-02 12:06:41 -04:00 |
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c34c2ee6eb
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feat(cpu): implement ARM SWP and SWPB
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2022-02-02 08:44:33 -04:00 |
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6c7934be70
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fix: resolve off by n * 2 when accessing Palette during BG Mode 4
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2022-02-01 22:56:53 -04:00 |
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48017b45f5
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feat(cpu): Implement Multiply Long ARM instructions
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2022-02-01 22:09:38 -04:00 |
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28c81f79ae
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fix: no buttons are pressed by default
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2022-02-01 20:52:01 -04:00 |
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a80600156d
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feat(cpu): implement format 18 THUMB instructions
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2022-02-01 19:12:01 -04:00 |
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0d7600ed7a
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chore: more detailed panic message
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2022-02-01 19:11:56 -04:00 |
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ca41f6a85c
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feat(cpu): implement format 10 THUMB instructions
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2022-02-01 17:56:11 -04:00 |
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85927a943f
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feat(cpu): implement SWP
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2022-02-01 16:30:55 -04:00 |
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b27bf4a85c
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fix(cpu): perform MUL with u64s, throw away upper 32 bits
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2022-02-01 16:15:08 -04:00 |
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b07eb22b86
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feat: implement keyboard input
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2022-02-01 16:11:59 -04:00 |
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f6e4b4931f
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chore: don't panic on unsupported BG mode
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2022-01-30 02:43:11 -04:00 |
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e35d81eeb8
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chore: tempoarily disable fps counter
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2022-01-30 02:42:01 -04:00 |
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8c248ffb11
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chore: zero-initialize VRAM
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2022-01-30 02:39:16 -04:00 |
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b0332e6eb8
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chore: stub KeyInput I/O register
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2022-01-30 02:38:29 -04:00 |
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dd632975f8
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fix(cpu): properly decode multiply instructions
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2022-01-30 02:16:12 -04:00 |
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a459d4b433
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feat(cpu): implement ARM multiply instructions
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2022-01-30 02:04:24 -04:00 |
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6c008ce950
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fix: allow 32-bit writes to DISPCNT
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2022-01-30 01:42:54 -04:00 |
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8d1df7ae43
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fix(cpu): properly decode ldm stm thumb instructions
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2022-01-30 01:12:34 -04:00 |
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6ffaf12804
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fix(cpu): properly decode THUMB PUSH and POP at comptime
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2022-01-30 00:16:13 -04:00 |
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dc6931639f
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fix(cpu): don't ignore 11th bit of THUMB BL offset
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2022-01-29 23:53:40 -04:00 |
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e18f10126e
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feat(cpu): implement thumb push / pop and stub format 13 thumb instrs
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2022-01-29 23:22:10 -04:00 |
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0598ba402d
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feat(cpu): implement THUMB format 9 loads / stores
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2022-01-29 22:34:40 -04:00 |
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b8a9aaee86
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fix(cpu): resolve issues with unexpected PC value in THUMB
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2022-01-29 22:07:36 -04:00 |
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00058f6094
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feat(cpu): implement THUMB ldmia stmia
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2022-01-29 21:10:14 -04:00 |
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2dde47318c
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chore: implement THUMB format 4 instructions
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2022-01-29 20:42:13 -04:00 |
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ae4023e51c
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chore: dedup code in THUMB instructions
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2022-01-29 20:05:27 -04:00 |
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bce067557f
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chore: refactor and genericize ARM data processing calculations
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2022-01-29 19:40:58 -04:00 |
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e0acabf050
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chore: relocate barrel_shifter zig file
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2022-01-29 18:52:16 -04:00 |
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599e068c7e
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feat(cpu): implement format2 THUMB instructions
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2022-01-29 18:46:27 -04:00 |
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4ca65caef0
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feat(cpu): implement format19 THUMB instructions
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2022-01-29 18:25:50 -04:00 |
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