Commit Graph

30 Commits

Author SHA1 Message Date
David Youd
2d497a0d5c fix to TSX instruction 2023-05-31 13:14:48 +00:00
ghidorahrex
1e6e3a4641 GP-3039: Corrected issue with TRB/TSB semantics in 65c02 2023-01-23 17:07:46 +00:00
emteere
5b0d7f3ff3 GP-2701 syntax missing in 6502 indirect JMP 2022-10-14 20:40:05 +00:00
Ryan Kurtz
183a487363 GP-0: Fixing typo in 6502.slaspec (Closes #4601) 2022-09-17 02:27:28 -04:00
Ryan Kurtz
cdbf926983 Merge remote-tracking branch
'origin/GP-2332_emteere_PR-1533_agatti_6502pspec' (Closes #1533,
Closes #3434)
2022-07-18 10:33:01 -04:00
Alessandro Gatti
7ee81b3e76 Fix 6502 PLP opcode. 2022-05-16 07:26:41 +02:00
ghidra1
ab05672653 Merge remote-tracking branch 'origin/GP-1115_ghidorahrex_PR-3095_agatti_6502-bit-instruction-fix' into Ghidra_10.1 2021-11-30 08:13:51 -05:00
ghidra1
b5b4f94eed Merge remote-tracking branch 'origin/patch'
Conflicts:
	Ghidra/Features/Decompiler/certification.manifest
2021-09-08 23:22:35 -04:00
Philip Pemberton
84492a89d6 GP-1109 Fix 6502 SBC carry handling (Closes #3190, Closes #3189) 2021-09-08 11:51:08 -04:00
Ryan Kurtz
8da56f71ae Merge remote-tracking branch
'origin/GP-1112_ghidorahrex_PR-3170_agatti_65c02' (Closes #1261, Closes
#3170)
2021-09-03 13:38:01 -04:00
ghidorahrex
9c363c35c2 Fixed 65C02 ldefs 2021-09-03 10:43:05 -04:00
ghidorahrex
0b88063785 Added 65c02 processor variant to 6502 module. 2021-07-12 13:28:30 -04:00
Alessandro Gatti
5fe32eb887 Address review issues. 2021-07-09 23:20:59 +02:00
Alessandro Gatti
49ebf156d1 Fix SBC definition as per #3190. 2021-07-07 10:54:59 +02:00
Alessandro Gatti
2802425d68 Add Rockwell 65C02 opcodes. 2021-07-04 16:30:04 +02:00
Alessandro Gatti
b91b43100d Add support for 65C02 opcodes.
Fixes #1261.
2021-06-29 01:52:12 +02:00
Alessandro Gatti
843a5c2261 Update 6502 flags handling. 2021-06-02 16:34:00 +02:00
Alessandro Gatti
d588033a56 Fix BIT instruction description.
Flag handling for the BIT instruction did not follow the datasheet.

This fixes #2558.
2021-06-02 15:56:32 +02:00
ghidra1
162f203395 Updated certification headers 2021-03-17 18:22:50 -04:00
Bastien Bouclet
fe90271558 Fix the carry flag value for the CMP, CPX and CPY 6502 instructions
The CPU manual states "the carry flag is set when the value in memory is
less than or equal to the accumulator, reset when it is greater than the
accumulator".
2020-07-12 14:16:57 +02:00
Alessandro Gatti
06490144dd Generalize 6502 processor spec file. 2020-02-13 18:19:06 +01:00
Alessandro Gatti
1d82dccbd2
Call the IRQ vector this time. 2019-12-07 00:36:09 +01:00
Alessandro Gatti
8ce6d9c227 Properly model 6502's BRK opcode. 2019-09-24 02:44:28 +02:00
fortenbt
c992585957 Remove IO default memory block from 6502 pspec
- Corrects the length of the zero page and stack memory blocks.
2019-08-07 12:03:36 -04:00
ghidra1
16a7aa5b85 Merge remote-tracking branch 'origin/GT-2826_GhidorahRex_PR-469_agatti_Correct_6502_index_flag_bit' 2019-05-09 17:51:50 -04:00
ghidravore
f1e50fb079 Major refactoring of the gradle build system. 2019-04-23 15:20:26 -04:00
Alessandro Gatti
48150b1870 Use proper bit index for 6502 Interrupt flag. 2019-04-19 17:04:28 +02:00
emteere
008cf415b2 GT-2759 Fixed 6502 processor module Zero Page indexed addressing. 2019-04-15 16:42:57 -04:00
ghidra1
7179c6de81 GT-2667 added support for generating sleigh build.xml files 2019-03-29 17:24:31 -04:00
Dan
79d8f164f8 Candidate release of source code. 2019-03-26 13:46:51 -04:00