Mon, 14 Jan 2013 02:03:35 -0800 |
Mike Pavone |
Fix background rendering when display is off and improve refresh cycle emulation so that direct color DMA demos work
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Sun, 13 Jan 2013 23:48:04 -0800 |
Mike Pavone |
Fix movem.w when dest is register list
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Sun, 13 Jan 2013 23:06:26 -0800 |
Mike Pavone |
Fix return address for areg displacement mode JSR
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Sun, 13 Jan 2013 16:11:28 -0800 |
Mike Pavone |
Cleanup VINT code and fix bug in which VINT cycle would be set incorrectly after a VDP control port write
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Sun, 13 Jan 2013 15:55:43 -0800 |
Mike Pavone |
Add ability to print out current 68K cycle in debugger
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Sun, 13 Jan 2013 13:01:13 -0800 |
Mike Pavone |
Fix a bunch of bugs in the CPU core, add a 68K debugger
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Wed, 09 Jan 2013 22:31:07 -0800 |
Mike Pavone |
Fix (a7)+ src when size is byte, fix trap return address, make div with areg src decoded to invalid
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Wed, 09 Jan 2013 21:41:55 -0800 |
Mike Pavone |
Fix -(a7) dest when size is byte
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Wed, 09 Jan 2013 21:08:37 -0800 |
Mike Pavone |
Fix signed division with negative result, fix address reg destination with word-sized operand, fix cmpm decoding and code generation, fix unbalanced pop in bit instructions
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Tue, 08 Jan 2013 09:34:46 -0800 |
Mike Pavone |
Fix rendering of sprites at the top edge of screen
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Tue, 08 Jan 2013 09:34:24 -0800 |
Mike Pavone |
Fix scc to set reg to 0xFF rather than 1 when the condition is true
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Sun, 06 Jan 2013 22:45:45 -0800 |
Mike Pavone |
Fix order of reading saved pc and swapping user and system stack pointers
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Sun, 06 Jan 2013 21:44:54 -0800 |
Mike Pavone |
Make sure we bail out of translation after translating an invalid instruction
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Sun, 06 Jan 2013 21:42:57 -0800 |
Mike Pavone |
Print a message when we try to run an invalid instruction, not when we try to translate it
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Sun, 06 Jan 2013 20:49:42 -0800 |
Mike Pavone |
Fix order of SR and PC saved in an exception stack frame
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Sun, 06 Jan 2013 18:31:17 -0800 |
Mike Pavone |
Implement areg displacement mode for jsr
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Sun, 06 Jan 2013 15:20:23 -0800 |
Mike Pavone |
Implement negx
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Sun, 06 Jan 2013 14:41:26 -0800 |
Mike Pavone |
Implement movep
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Sun, 06 Jan 2013 14:00:45 -0800 |
Mike Pavone |
Implement EORI CCR/SR
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Sun, 06 Jan 2013 13:58:33 -0800 |
Mike Pavone |
Implement RTR
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Sun, 06 Jan 2013 13:42:13 -0800 |
Mike Pavone |
Fix a bunch of addressing modes in movem when a register list is the destination
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Sun, 06 Jan 2013 12:17:10 -0800 |
Mike Pavone |
Minor optimization and a cycle count fix to lea
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Sun, 06 Jan 2013 10:54:45 -0800 |
Mike Pavone |
Initialize status register to proper value on startup
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Sun, 06 Jan 2013 09:51:15 -0800 |
Mike Pavone |
Added SMD ROM support
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Sat, 05 Jan 2013 22:59:51 -0800 |
Mike Pavone |
Fix certain address modes with lea when the destination is not a native register
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Sat, 05 Jan 2013 22:59:06 -0800 |
Mike Pavone |
Small fix to disassembler
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Sat, 05 Jan 2013 02:46:55 -0800 |
Mike Pavone |
Fix decoding of movep
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Sat, 05 Jan 2013 02:18:31 -0800 |
Mike Pavone |
Implement more movem modes src
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Sat, 05 Jan 2013 01:55:11 -0800 |
Mike Pavone |
Implement more address modes for movem dst and fix a missing break statement in translate_m68k_dst
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Sat, 05 Jan 2013 01:32:40 -0800 |
Mike Pavone |
Fix crash in printf from "crash" function due to lack of clearing rax
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Sat, 05 Jan 2013 01:31:28 -0800 |
Mike Pavone |
FIx movem when src is reg list and dst is not a areg predec mode
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Sat, 05 Jan 2013 00:53:50 -0800 |
Mike Pavone |
Fix predec address mode when used as source
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Fri, 04 Jan 2013 23:52:20 -0800 |
Mike Pavone |
Fix rotate instructions that use a register source. Fix ROXL/ROXR to actually use the appropriate x86 instruction.
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Fri, 04 Jan 2013 23:25:23 -0800 |
Mike Pavone |
Add cycles for Bcc (needs work, but this changes keeps some ROMs from making the emulator unresponsive)
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Fri, 04 Jan 2013 23:21:07 -0800 |
Mike Pavone |
Don't use the native call stack for M68K calls by default
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Fri, 04 Jan 2013 22:51:01 -0800 |
Mike Pavone |
Small fix for bit instructions
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Fri, 04 Jan 2013 21:47:09 -0800 |
Mike Pavone |
Implement access to Z80 RAM
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Thu, 03 Jan 2013 22:49:21 -0800 |
Mike Pavone |
Implement TRAP (untested)
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Thu, 03 Jan 2013 22:07:40 -0800 |
Mike Pavone |
Implement MULU/MULS and DIVU/DIVS
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Tue, 01 Jan 2013 09:40:17 -0800 |
Mike Pavone |
Do a sync when interrupt mask changes so we can recompute the next interrupt cycle. Also fix a bug in which the SR part of ORI to SR was not being performed.
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Tue, 01 Jan 2013 07:06:57 -0800 |
Mike Pavone |
Make writes to control and data port block when DMA is in progress
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Tue, 01 Jan 2013 07:04:48 -0800 |
Mike Pavone |
Bail out of disassembly of a particular stream when we hit an invalid instruction
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Tue, 01 Jan 2013 07:03:52 -0800 |
Mike Pavone |
Add hgignore file
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Mon, 31 Dec 2012 20:09:09 -0800 |
Mike Pavone |
Implement most of the "X" instructions
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Mon, 31 Dec 2012 19:17:01 -0800 |
Mike Pavone |
Implement m68k_modified_ret_addr
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Mon, 31 Dec 2012 18:53:52 -0800 |
Mike Pavone |
Comment out some debug printfs
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Mon, 31 Dec 2012 18:36:16 -0800 |
Mike Pavone |
Fix infinite loop bug in sprite rendering
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Mon, 31 Dec 2012 18:22:25 -0800 |
Mike Pavone |
Fix DMA fills to VRAM
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Mon, 31 Dec 2012 18:12:08 -0800 |
Mike Pavone |
Fix DMA in progress flag in VDP status register
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Mon, 31 Dec 2012 11:56:01 -0800 |
Mike Pavone |
Fix label names in disassembler
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Mon, 31 Dec 2012 11:54:27 -0800 |
Mike Pavone |
Properly support references to odd addresses in label generation in disassembler. Add labels for start and interrupts.
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Mon, 31 Dec 2012 11:26:57 -0800 |
Mike Pavone |
Fix VDP reads
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Sun, 30 Dec 2012 22:39:41 -0800 |
Mike Pavone |
Implemented HV counter
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Sun, 30 Dec 2012 18:40:33 -0800 |
Mike Pavone |
Fix some bugs in decoding cmp
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Sun, 30 Dec 2012 11:54:25 -0800 |
Mike Pavone |
Fix 68K->VDP DMA
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Sun, 30 Dec 2012 09:55:18 -0800 |
Mike Pavone |
Improve disassembler
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Sun, 30 Dec 2012 09:55:07 -0800 |
Mike Pavone |
Add support for pc indexed addressing mode to lea
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Sun, 30 Dec 2012 07:52:44 -0800 |
Mike Pavone |
Support more address modes for jmp
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Sun, 30 Dec 2012 01:15:16 -0800 |
Mike Pavone |
Fix bug that was causing DMA fills to lock up under certain circumstances
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Sun, 30 Dec 2012 00:11:03 -0800 |
Mike Pavone |
Make version register return correct value for USA
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Sat, 29 Dec 2012 23:40:30 -0800 |
Mike Pavone |
Fix swap
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Sat, 29 Dec 2012 23:08:14 -0800 |
Mike Pavone |
Cleanup bit instructions and fix bug in translate_m68k_move that caused incorrect results once translate_m68k_src was fixed
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Sat, 29 Dec 2012 23:07:23 -0800 |
Mike Pavone |
Fix crash when printing error message about modified return address
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Sat, 29 Dec 2012 22:22:53 -0800 |
Mike Pavone |
Fix check in translate_m68k_src that deals with instructions for which both operands are registers that are not mapped to a native x86-64 register
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Sat, 29 Dec 2012 22:11:28 -0800 |
Mike Pavone |
Fix encoding of movsx instruction when used with new (i.e. r9-r15) registers. This fixes the indexed addressing modes when used with a word-wide index register
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Sat, 29 Dec 2012 21:55:42 -0800 |
Mike Pavone |
Some fixes for translating code in located in RAM
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Sat, 29 Dec 2012 21:10:07 -0800 |
Mike Pavone |
Implement the rest of the bit instructions
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Sat, 29 Dec 2012 20:33:39 -0800 |
Mike Pavone |
Implemented ROL and ROR
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Sat, 29 Dec 2012 12:52:19 -0800 |
Mike Pavone |
Fix logic for switching between USP and SSP
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Fri, 28 Dec 2012 22:47:22 -0800 |
Mike Pavone |
Fix decoding of CMPA
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Fri, 28 Dec 2012 22:47:10 -0800 |
Mike Pavone |
Fix return address pushed to stack for jsr
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Fri, 28 Dec 2012 21:36:22 -0800 |
Mike Pavone |
cycles should return dst
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Fri, 28 Dec 2012 21:25:00 -0800 |
Mike Pavone |
Fix call_r in gen_x86 so that it properly returns a pointer to the location after the generated instruction
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Fri, 28 Dec 2012 21:20:14 -0800 |
Mike Pavone |
Implement pea (untested).
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Fri, 28 Dec 2012 20:46:29 -0800 |
Mike Pavone |
Fix Z80 busreq logic
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Fri, 28 Dec 2012 19:21:05 -0800 |
Mike Pavone |
Allow jmp/jsr to follow pc-relative addresses in disassembler
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Fri, 28 Dec 2012 17:59:41 -0800 |
Mike Pavone |
Defer the correct address for pc relative jsr/jmp
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Fri, 28 Dec 2012 17:57:43 -0800 |
Mike Pavone |
Implement scc (untested)
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Fri, 28 Dec 2012 15:34:24 -0800 |
Mike Pavone |
Fix decoding of Scc
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Fri, 28 Dec 2012 15:16:36 -0800 |
Mike Pavone |
Implement more address modes for jsr
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Fri, 28 Dec 2012 15:04:22 -0800 |
Mike Pavone |
COmment out fifo full debug printf
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Fri, 28 Dec 2012 15:03:00 -0800 |
Mike Pavone |
Fix horizontal mask values for scroll plane map address calculation
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Fri, 28 Dec 2012 14:30:25 -0800 |
Mike Pavone |
Fix areg indexed mode for move dst
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Fri, 28 Dec 2012 11:07:13 -0800 |
Mike Pavone |
Implement ORI to CCR/SR
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Fri, 28 Dec 2012 10:37:09 -0800 |
Mike Pavone |
Implemented move from SR
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Thu, 27 Dec 2012 23:00:11 -0800 |
Mike Pavone |
Use unsigned comparisons for address decoding, exit when we hit an unhandled addressing mode for jmp
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Thu, 27 Dec 2012 22:48:54 -0800 |
Mike Pavone |
Don't pre-emptively translate code at interrupt vectors as some PD ROMs have these pointing at junk. Need some kind of heuristic for detecting garbage if I'm going to translate them ahead of time by default.
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Thu, 27 Dec 2012 22:41:28 -0800 |
Mike Pavone |
allocate a new native code chunk when we run out of space
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Thu, 27 Dec 2012 22:35:26 -0800 |
Mike Pavone |
Some fixes to add/addx sub/subx decoding
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Thu, 27 Dec 2012 22:11:26 -0800 |
Mike Pavone |
Implement areg indexed mode for lea
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Thu, 27 Dec 2012 22:05:22 -0800 |
Mike Pavone |
Allow use of indexed modes as move dst
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Thu, 27 Dec 2012 21:54:54 -0800 |
Mike Pavone |
Allow indexed modes to be used as a destination
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Thu, 27 Dec 2012 21:32:00 -0800 |
Mike Pavone |
Fix address register indexed addressing (probably)
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Thu, 27 Dec 2012 21:23:55 -0800 |
Mike Pavone |
Fix pc indexed addressing (probably) when used as a source
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Thu, 27 Dec 2012 21:19:58 -0800 |
Mike Pavone |
Initial work on allowing dynamic branches and code in RAM plus a small fix to effective address decoding
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Thu, 27 Dec 2012 18:47:33 -0800 |
Mike Pavone |
Fix decoding bug for addq/subq
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Thu, 27 Dec 2012 18:21:10 -0800 |
Mike Pavone |
Implement EXT, add some fixes to LINK/UNLK
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Thu, 27 Dec 2012 10:40:03 -0800 |
Mike Pavone |
Fix some bugs in emulation of CLR
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Thu, 27 Dec 2012 10:10:23 -0800 |
Mike Pavone |
Fix decoding bug in addq/subq
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Wed, 26 Dec 2012 22:13:31 -0800 |
Mike Pavone |
Fix decoding of and
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Wed, 26 Dec 2012 22:07:44 -0800 |
Mike Pavone |
Minor joypad fix and commeount out some debug printfs
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Wed, 26 Dec 2012 21:50:48 -0800 |
Mike Pavone |
Forgot to add blastem main file earlier
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Wed, 26 Dec 2012 20:18:58 -0800 |
Mike Pavone |
vertical interrupts now work
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Wed, 26 Dec 2012 18:20:23 -0800 |
Mike Pavone |
RTE doesn't crash the emulator anymore
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Wed, 26 Dec 2012 17:50:24 -0800 |
Mike Pavone |
Fix Z80 BUSREQ/RESET implementation.
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Wed, 26 Dec 2012 17:34:59 -0800 |
Mike Pavone |
Fix long reads from IO ports or long reads that trigger sync cycles by saving rdi. Possibly fix word wide IO reads.
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Wed, 26 Dec 2012 17:06:34 -0800 |
Mike Pavone |
Implement Z80 reset and bus request registers.
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Wed, 26 Dec 2012 11:09:04 -0800 |
Mike Pavone |
Initial stab at interrupt support. Make native code offsets bigger so I don't have to worry about overflowing the offset. Implement neg and not (untested).
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Sat, 22 Dec 2012 21:37:25 -0800 |
Mike Pavone |
Add support for indexed modes as a source, some work on jmp and jsr with areg indirect mode
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Fri, 21 Dec 2012 22:33:24 -0800 |
Mike Pavone |
Fix bug in disassembler that caused it to disassemble addresses it shouldn't
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Fri, 21 Dec 2012 22:24:45 -0800 |
Mike Pavone |
Implement indexed with 8-bit displacement addressing modes in decoder and disassembler
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Fri, 21 Dec 2012 21:53:05 -0800 |
Mike Pavone |
Added untested support for LINK and UNLK
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