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219 Commits

Author SHA1 Message Date
Radosław Kujawa
380b524a51 Assign a separate identifier for all invalid nops. 2017-01-18 22:05:50 +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
d6876b38a1 Write down all 65C02 instructions. 2017-01-18 14:37:44 +01:00
Radosław Kujawa
3032baeac4 Temporarily disable assert checking if instr was implemented. 2017-01-18 14:37:24 +01:00
Radosław Kujawa
bd0eeea144 Adjust build process and instruction-related funcs. 
Due to new dynamically build 65c02isa.h header.
 2017-01-18 12:09:14 +01:00
Radosław Kujawa
611f51201f Generate instruction set from CSV file and awk script. 2017-01-18 12:08:55 +01:00
Radosław Kujawa
372dca2db8 Remove instruction set. 2017-01-18 12:08:07 +01:00
Radosław Kujawa
e36a9c34fb Add accumulator addressing mode handling. 2017-01-18 11:12:37 +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
aa362b81fd Add structs representing current emulator state. 2017-01-17 11:28:42 +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
a0821195c7 Also build static library and use it for tests. 2017-01-16 23:54:46 +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
f298eaade0 rk65c02 is now a shared library. 2017-01-16 22:56:07 +01:00
Radosław Kujawa
b446b08271 Add missing argument to bus_finish() prototype. 2017-01-16 22:55:42 +01:00
Radosław Kujawa
26384ce27d Add asserts to freeing the bus. 2017-01-16 21:34:56 +01:00
Radosław Kujawa
e7c81c0fbc Initial import, skeleton... 2017-01-16 19:35:28 +01:00