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0546b1c308
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chore: set correct values for select banked registers on fast boot
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2022-01-25 11:14:15 -04:00 |
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997dc1314c
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feat(cpu): implement SWI
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2022-01-25 10:34:21 -04:00 |
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1456d0f317
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chore(bios): allow reading from BIOS
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2022-01-25 10:32:28 -04:00 |
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6257418405
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fix(cpu): interim solution to weird program counter behaviour on illegal tst instruction
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2022-01-25 09:23:32 -04:00 |
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985fefb9f6
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chore(cpu): implement behaviour for undefined test instruction
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2022-01-25 08:05:42 -04:00 |
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95dd3e3df8
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fix(cpu): fix PC offset when barrel shifter and bit 4 of DP is set
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2022-01-24 17:52:01 -04:00 |
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702ff288d8
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fix(cpu): implement S set + rd == 15 case for data processing
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2022-01-19 07:46:49 -04:00 |
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bf36a23722
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feat(cpu): implement banked registers
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2022-01-19 07:29:49 -04:00 |
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fc5a3460dd
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fix(cpu): improve MRS and MSR instructions
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2022-01-18 20:17:00 -04:00 |
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6177927049
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feat(cpu): implement CMN
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2022-01-18 15:09:25 -04:00 |
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903b75c7c4
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fix(barrel_shifter): fix PC being 1 word ahead in barrel shifter
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2022-01-18 15:08:29 -04:00 |
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8d786cbe25
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feat(cpu): Implement RSC
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2022-01-18 14:46:57 -04:00 |
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212bc9e11d
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feat(cpu): implement RSB
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2022-01-18 14:36:03 -04:00 |
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63a57ac954
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feat(cpu): implement BIC
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2022-01-18 14:28:47 -04:00 |
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85dae5e1d7
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feat(cpu): implement EOR
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2022-01-18 14:27:07 -04:00 |
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6189bf0315
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feat(cpu): implement ADD
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2022-01-18 14:25:29 -04:00 |
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2f3213f693
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feat(cpu): implement fix for ADC and implement SBC
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2022-01-18 14:20:01 -04:00 |
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a62cd9aa40
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chore(barrel_shifter): remove panic from ASR
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2022-01-18 14:19:58 -04:00 |
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25c57a4cc7
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fix(barrel_shifter): should not modify cpsr when amount == 0
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2022-01-18 13:30:41 -04:00 |
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a7a44c4463
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chore(cpu): refactor the barrel shifter once again
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2022-01-17 15:55:55 -04:00 |
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d4d2fedfbe
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feat(cpu): implement ADC
ADC interacting w/ the Barrel Shifter is not working though
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2022-01-17 14:29:34 -04:00 |
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483e149b32
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feat(cpu): implement RRX for Barrel Shifter
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2022-01-17 14:19:40 -04:00 |
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85ffdf44f5
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feat(cpu): implement SUB in THUMB format 3
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2022-01-17 11:36:02 -04:00 |
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9098a55ae3
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feat(cpu): implement ARM SUB in data processing
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2022-01-17 11:35:41 -04:00 |
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c0d956ea95
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feat(cpu): implement MVN
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2022-01-17 11:30:59 -04:00 |
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1025500407
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chore(cpu): refactor barrel shifter
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2022-01-17 11:17:04 -04:00 |
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d05a924420
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fix(cpu): use barrel shifter in data processing immediates
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2022-01-17 11:02:34 -04:00 |
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2a416fb2c6
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feat(cpu): implement format 12 thumb instructions
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2022-01-17 10:07:50 -04:00 |
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ea5f0ce552
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feat(cpu): implement some already decoded format 3 instructions
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2022-01-17 09:29:11 -04:00 |
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e55d2dc323
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feat(cpu): implement THUMB format 5 instructions
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2022-01-17 09:28:46 -04:00 |
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3037407ebe
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chore: mgba log now supports printing THUMB instructions
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2022-01-17 07:18:44 -04:00 |
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1915d98bdd
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feat(cpu): implement like 1 THUMB instruction
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2022-01-16 12:46:59 -04:00 |
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4606a1ab25
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chore: distinguish between undefined ARM and THUMB instr
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2022-01-14 05:30:32 -04:00 |
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0cf052838d
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chore(cpu): lay groundwork for THUMB instruction decoding and execution
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2022-01-14 05:23:16 -04:00 |
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ae37b1218b
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chore(cpu): refactor ARM functions to make room for THUMB
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2022-01-14 04:26:09 -04:00 |
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070322064d
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fix(cpu): fix conditions for GT cond
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2022-01-14 04:19:54 -04:00 |
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37bd6758fb
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fix(cpu): fix imm value calculation in MSR
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2022-01-14 04:08:04 -04:00 |
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7f6ab626d9
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fix(cpu): resolve off-by-one error when executing LDM
|
2022-01-14 03:43:03 -04:00 |
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77dba68a0b
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feat(cpu): implement branch and exchange
If I want to continue with armwrestler, I'll have to implement
THUMB instructions now
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2022-01-12 07:20:24 -04:00 |
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7adc7c8802
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fix(cpu): make Data Processing instructions r15-aware
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2022-01-12 07:20:24 -04:00 |
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229f7c3388
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fix(cpu): make LDRH and STRH aware of r15
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2022-01-12 07:20:21 -04:00 |
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5812b9713c
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fix(cpu): account for r15 in LDR and STR instructions
|
2022-01-12 06:16:59 -04:00 |
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98c5803208
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fix(cpu): flip two branches in PSR Transfer execution
|
2022-01-12 06:16:34 -04:00 |
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74abd3df4d
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feat(cpu): implement MSR and MRS
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2022-01-12 04:48:57 -04:00 |
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7531af7f2b
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feat(cpu): stub PSR Transfer instructions
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2022-01-12 03:40:51 -04:00 |
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1c173eb4b8
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chore(io): implement IE and IME
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2022-01-12 02:19:26 -04:00 |
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769c67b9d4
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chore: remove some magic constants
|
2022-01-12 00:46:20 -04:00 |
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c1be53bcb2
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fix(bus): remove accidental recursion
|
2022-01-10 21:25:45 -04:00 |
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072a66cfdb
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fix(cpu): write results of ORR to destination register
|
2022-01-10 10:56:41 -04:00 |
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ed3bdd90fb
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feat(cpu): implement TEQ
|
2022-01-10 08:09:02 -04:00 |
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