Radosław Kujawa
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cddba4c56b
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Don't hardcode ROM names in Makefile.
There's too many of them now, so the names are constructed from the
list of assembly files, automatically.
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2017-01-24 12:36:27 +01:00 |
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Radosław Kujawa
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09f0a828e3
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Add test cases for LDA addressing modes absolute X, absolute Y.
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2017-01-23 16:33:03 +01:00 |
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Radosław Kujawa
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342a188314
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Fix wrong mnemonic for absolute ORA.
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2017-01-23 15:39:10 +01:00 |
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Radosław Kujawa
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6c3a203cdc
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Support all AND addressing modes.
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2017-01-23 15:28:14 +01:00 |
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Radosław Kujawa
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0dd63f2bf0
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Add ROL and ROR emulation. Too old to ror and to rol!
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2017-01-23 15:25:32 +01:00 |
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Radosław Kujawa
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f9708ca049
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Add STA, STY, STX emulation.
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2017-01-23 15:02:21 +01:00 |
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Radosław Kujawa
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ee8a16a5ba
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Add ORA and EOR emulation.
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2017-01-23 14:53:05 +01:00 |
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Radosław Kujawa
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6b7298cf8d
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Avoid intermediate variable in AND emulation.
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2017-01-23 14:45:46 +01:00 |
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Radosław Kujawa
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aee947ad1f
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Don't forget to add LDY to CSV...
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2017-01-23 14:44:55 +01:00 |
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Radosław Kujawa
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552fad8a7e
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LDY emulation.
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2017-01-23 14:43:54 +01:00 |
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Radosław Kujawa
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5c38e5f05a
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Add emulation of LDX, TXA, TYA, TXS, TAX, TAY, TSX.
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2017-01-23 14:38:50 +01:00 |
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Radosław Kujawa
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3b2080403b
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Ignore .DS_Store
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2017-01-23 13:47:22 +01:00 |
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Radosław Kujawa
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ce492e6cd3
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Support all addressing variants of STZ.
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2017-01-23 13:46:17 +01:00 |
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Radosław Kujawa
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05f6599681
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BSD/OS X awk does not like hexadecimal constants.
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2017-01-23 13:41:31 +01:00 |
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Radosław Kujawa
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9c88afae2a
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BBRx and BBSx instructions have zero page relative addressing.
Add zero page relative as a separate addressing type and adjust
opcode definitions for these two type of opcodes.
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2017-01-23 12:17:06 +01:00 |
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Radosław Kujawa
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ee16c64310
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Implement absolute X, absolute Y addressing.
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2017-01-23 10:48:37 +01:00 |
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Radosław Kujawa
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452e4b3806
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Implement indirect zero page with X and indirect zero page with Y addressing.
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2017-01-23 10:29:19 +01:00 |
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Radosław Kujawa
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3cbede06f8
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Add test for LDA with absolute addressing.
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2017-01-23 10:28:44 +01:00 |
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Radosław Kujawa
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9e32c3e493
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Try to emulate all variants of LDA.
But some addressing modes are still unimplemented...
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2017-01-23 10:27:51 +01:00 |
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Radosław Kujawa
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87c424557e
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Implement aboslute addressing mode.
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2017-01-23 00:00:45 +01:00 |
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Radosław Kujawa
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5eede9333b
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Add emulation of PHP, PLP instructions and test cases for them.
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2017-01-22 23:01:24 +01:00 |
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Radosław Kujawa
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074ecdccc3
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No-operand INC has accumulator addressing mode, not implied.
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2017-01-22 22:44:08 +01:00 |
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Radosław Kujawa
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1460817230
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Correct mnemonic for LDX with Zero Page,Y addressing.
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2017-01-22 22:40:32 +01:00 |
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Radosław Kujawa
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fb7d4b28e7
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Add DEX, DEY emulation and test cases for them.
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2017-01-22 22:35:50 +01:00 |
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Radosław Kujawa
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52247f0ce4
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Implement CLC, SEC and test for them.
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2017-01-22 13:50:04 +01:00 |
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Radosław Kujawa
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473e0e2636
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Add INX, INY emulation and test cases.
Some comments while here.
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2017-01-22 13:07:21 +01:00 |
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Radosław Kujawa
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e763ca0d3a
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Avoid getting instruction definition again when emulating.
While here try to make program counter incrementation more universal
and flexible.
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2017-01-22 11:07:19 +01:00 |
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Radosław Kujawa
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c7633feb87
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Add STZ emulation.
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2017-01-21 21:46:35 +01:00 |
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Radosław Kujawa
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86c9c6414c
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Add function to write data onto bus according to choosen addressing mode.
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2017-01-21 21:43:31 +01:00 |
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Radosław Kujawa
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8abbb88d0d
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Fix dependencies for static lib building.
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2017-01-21 21:41:19 +01:00 |
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Radosław Kujawa
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2c7e67d69d
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Ignore headers generated during build and ROMs.
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2017-01-21 16:03:31 +01:00 |
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Radosław Kujawa
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b6ed8892bb
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Add generation of emulation.h to Makefile.
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2017-01-21 14:58:00 +01:00 |
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Radosław Kujawa
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1802bfbd1d
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Add missing includes, fix typo.
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2017-01-21 14:57:49 +01:00 |
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Radosław Kujawa
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e3abea91ef
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Add awk script to automatically generate emulation.h from CSV.
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2017-01-21 14:52:38 +01:00 |
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Radosław Kujawa
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0d5916eb7d
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Gotta generate header for emulation functions from CSV.
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2017-01-21 12:08:00 +01:00 |
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Radosław Kujawa
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5ca671aecb
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Print value of PC register when unimplemented opcode encountered.
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2017-01-21 09:13:43 +01:00 |
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Radosław Kujawa
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1820418c62
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Adjust C header generation to take CSV header into account.
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2017-01-20 23:23:25 +01:00 |
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Radosław Kujawa
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d2dc51cbd3
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Add a header. Now looks nicer on GitHub!
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2017-01-20 23:23:04 +01:00 |
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Radosław Kujawa
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07e1a008d9
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Add preliminary stack tests, test ROMs for PLA, PHA.
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2017-01-20 23:18:25 +01:00 |
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Radosław Kujawa
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51de051e19
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Stop on unimplemented instruction.
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2017-01-20 23:18:00 +01:00 |
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Radosław Kujawa
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2adf864f4f
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Debugging symbols by default.
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2017-01-20 23:17:35 +01:00 |
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Radosław Kujawa
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c083114c12
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Increment stack pointer before poping.
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2017-01-20 23:16:02 +01:00 |
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Radosław Kujawa
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86e00e651d
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Make this actually compile.
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2017-01-20 22:38:46 +01:00 |
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Radosław Kujawa
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0dc7dac6a3
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Add PLA, PHA emulation.
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2017-01-20 22:26:13 +01:00 |
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Radosław Kujawa
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657fb0cad2
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Use rom_start() for NOP test.
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2017-01-20 22:24:08 +01:00 |
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Radosław Kujawa
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172b2e3f6f
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Add test case for immediate AND.
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2017-01-20 22:04:33 +01:00 |
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Radosław Kujawa
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7862703c88
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Add functions to pop/push emulated CPU stack.
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2017-01-20 22:03:03 +01:00 |
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Radosław Kujawa
|
a50da41388
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Implement AND emulation and test.
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2017-01-20 10:41:56 +01:00 |
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Radosław Kujawa
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3bcc7bb096
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Introduce instruction-independent status adjustment functions.
For now only for negative and zero. Also use them in LDA emulation.
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2017-01-20 10:25:19 +01:00 |
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Radosław Kujawa
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5201cfdc87
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Print operand hex vals during disassembly.
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2017-01-20 09:46:33 +01:00 |
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