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13 Commits

Author SHA1 Message Date
Radosław Kujawa
5eede9333b Add emulation of PHP, PLP instructions and test cases for them. 2017-01-22 23:01:24 +01:00
Radosław Kujawa
473e0e2636 Add INX, INY emulation and test cases. 
Some comments while here.
 2017-01-22 13:07:21 +01:00
Radosław Kujawa
e763ca0d3a Avoid getting instruction definition again when emulating. 
While here try to make program counter incrementation more universal
and flexible.
 2017-01-22 11:07:19 +01:00
Radosław Kujawa
5ca671aecb Print value of PC register when unimplemented opcode encountered. 2017-01-21 09:13:43 +01:00
Radosław Kujawa
51de051e19 Stop on unimplemented instruction. 2017-01-20 23:18:00 +01:00
Radosław Kujawa
bcedb50e48 Clean up. 2017-01-20 09:11:22 +01:00
Radosław Kujawa
52ce9bff8c Preliminary support for emulation of instructions. 
Some refactoring while here.
 2017-01-18 17:18:19 +01:00
Radosław Kujawa
f106e227cd Prepare structures for adding emulation of instructions. 2017-01-18 15:45:28 +01:00
Radosław Kujawa
23802b176f Instruction set definition is now private to 65c02isa.c, has API. 
Minor refactoring while here, splitting stuff.
 2017-01-17 14:29:20 +01:00
Radosław Kujawa
d515954f44 Move reg_state struct to header, rename op to opcode. 2017-01-17 11:18:48 +01:00
Radosław Kujawa
0da3d6dc5f Instruction addressing modes now handled with enum. 
While here imlpement instruciton printing for all addressing modes.
 2017-01-17 00:42:31 +01:00
Radosław Kujawa
64e71a081f Since this is a library, off with the main function now. 2017-01-16 23:54:24 +01:00
Radosław Kujawa
e7c81c0fbc Initial import, skeleton... 2017-01-16 19:35:28 +01:00