Radosław Kujawa
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630daee702
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Premilinary support for decimal mode.
While here add SED emulation. Implement BCD support for ADC instruction.
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2017-02-10 22:23:06 +01:00 |
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Radosław Kujawa
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4c7a15f524
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Add emulation of WAI instruction.
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2017-02-09 21:53:45 +01:00 |
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Radosław Kujawa
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5cca703020
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Add RTI emulation and test case.
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2017-02-08 15:55:39 +01:00 |
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Radosław Kujawa
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272c4d0b7b
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BIT instruction does not affect overflow flag in immediate mode.
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2017-02-04 22:07:56 +01:00 |
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Radosław Kujawa
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ac48e5435f
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Add preliminary support for interrupts.
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2017-02-04 21:44:13 +01:00 |
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Radosław Kujawa
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a255b093e9
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Fix overflow flag for SBC.
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2017-02-02 22:54:34 +01:00 |
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Radosław Kujawa
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8e732f3b94
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Make SBC somewhat less broken.
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2017-02-01 22:15:16 +01:00 |
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Radosław Kujawa
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92418b0f1f
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Add SBC emulation.
Of dubious quality.
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2017-02-01 14:35:50 +01:00 |
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Radosław Kujawa
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371856f6c7
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Make emul_bbr/bbs/smb/rmb functions static.
Since they are only called by wrappers within the same file.
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2017-01-31 23:30:49 +01:00 |
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Radosław Kujawa
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faa824e306
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Implement emulation of ADC, plug the overflow test.
While here fix numerous test cases, lol.
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2017-01-31 23:08:23 +01:00 |
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Radosław Kujawa
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afadfd8b13
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Fix pointer usage.
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2017-01-31 14:11:21 +01:00 |
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Radosław Kujawa
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44f723b016
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Attempt to emulate the BRK instruction.
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2017-01-31 00:31:28 +01:00 |
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Radosław Kujawa
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bc137b9390
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Add emulation of BBR0-7 and BBS0-7 instructions.
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2017-01-30 21:25:45 +01:00 |
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Radosław Kujawa
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5554de9411
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Add TSB and TRB emulation.
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2017-01-29 22:54:06 +01:00 |
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Radosław Kujawa
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923a9db649
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Add emulation of SMB0-SMB7 instructions.
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2017-01-29 21:34:58 +01:00 |
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Radosław Kujawa
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3c5162b0b9
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Add emulation of branch instructions.
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2017-01-29 13:57:51 +01:00 |
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Radosław Kujawa
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bb3f77ec7f
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Add JSR and RTS emulation and tests.
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2017-01-29 11:47:34 +01:00 |
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Radosław Kujawa
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4a8fbfbaeb
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Add CPX and CPY emulation and test cases.
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2017-01-28 14:04:20 +01:00 |
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Radosław Kujawa
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3640a162a3
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Add CMP emulation and test cases.
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2017-01-28 13:26:51 +01:00 |
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Radosław Kujawa
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f3205e7272
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Add CLI and SEI emulation and test case.
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2017-01-28 11:19:34 +01:00 |
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Radosław Kujawa
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ee66f9c78c
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Add emulation and test for CLV instruction.
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2017-01-28 11:12:25 +01:00 |
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Radosław Kujawa
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735c3677ce
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Correct address calculation for absolute indirect and absolute indirect X modes.
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2017-01-28 00:10:22 +01:00 |
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Radosław Kujawa
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8d2d694158
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Implement (partial) JMP emulation and basic test for it.
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2017-01-27 22:28:33 +01:00 |
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Radosław Kujawa
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9294891a23
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Remove unused variable.
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2017-01-27 20:43:02 +01:00 |
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Radosław Kujawa
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28a5d54510
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Add ASL and LSR emulation.
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2017-01-27 17:14:56 +01:00 |
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Radosław Kujawa
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f63c00b192
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Add RMB emulation.
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2017-01-27 13:18:02 +01:00 |
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Radosław Kujawa
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b7f1b8095b
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Add emulation of INC and DEC.
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2017-01-27 00:04:47 +01:00 |
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Radosław Kujawa
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941e89173a
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Add struct with info about reason for stopping emulation.
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2017-01-26 12:52:40 +01:00 |
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Radosław Kujawa
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13ef3e2d08
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Add PHX, PLX, PHY, PLY emulation and test cases.
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2017-01-25 13:14:00 +01:00 |
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Radosław Kujawa
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acc0fad32e
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Add emulation of BIT instruction and test cases for it.
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2017-01-25 10:10:00 +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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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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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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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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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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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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14233cf3ca
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Implement status flags for LDA emulation.
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2017-01-20 09:11:34 +01:00 |
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Radosław Kujawa
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49b70f0e1f
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Make instruction data read more flexible and split from emulation of particular instruction.
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2017-01-19 10:59:35 +01:00 |
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Radosław Kujawa
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e7380477a9
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Remove debug printfs.
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2017-01-19 00:20:53 +01:00 |
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Radosław Kujawa
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92914d4aa0
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Experiment with emulating opcode requring operands.
Immediate lda now works.
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2017-01-18 22:37:00 +01:00 |
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