log

age author description
Fri, 28 Dec 2012 21:20:14 -0800 Mike Pavone Implement pea (untested).
Fri, 28 Dec 2012 20:46:29 -0800 Mike Pavone Fix Z80 busreq logic
Fri, 28 Dec 2012 19:21:05 -0800 Mike Pavone Allow jmp/jsr to follow pc-relative addresses in disassembler
Fri, 28 Dec 2012 17:59:41 -0800 Mike Pavone Defer the correct address for pc relative jsr/jmp
Fri, 28 Dec 2012 17:57:43 -0800 Mike Pavone Implement scc (untested)
Fri, 28 Dec 2012 15:34:24 -0800 Mike Pavone Fix decoding of Scc
Fri, 28 Dec 2012 15:16:36 -0800 Mike Pavone Implement more address modes for jsr
Fri, 28 Dec 2012 15:04:22 -0800 Mike Pavone COmment out fifo full debug printf
Fri, 28 Dec 2012 15:03:00 -0800 Mike Pavone Fix horizontal mask values for scroll plane map address calculation
Fri, 28 Dec 2012 14:30:25 -0800 Mike Pavone Fix areg indexed mode for move dst
Fri, 28 Dec 2012 11:07:13 -0800 Mike Pavone Implement ORI to CCR/SR
Fri, 28 Dec 2012 10:37:09 -0800 Mike Pavone Implemented move from SR
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
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.
Thu, 27 Dec 2012 22:41:28 -0800 Mike Pavone allocate a new native code chunk when we run out of space
Thu, 27 Dec 2012 22:35:26 -0800 Mike Pavone Some fixes to add/addx sub/subx decoding
Thu, 27 Dec 2012 22:11:26 -0800 Mike Pavone Implement areg indexed mode for lea
Thu, 27 Dec 2012 22:05:22 -0800 Mike Pavone Allow use of indexed modes as move dst
Thu, 27 Dec 2012 21:54:54 -0800 Mike Pavone Allow indexed modes to be used as a destination
Thu, 27 Dec 2012 21:32:00 -0800 Mike Pavone Fix address register indexed addressing (probably)
Thu, 27 Dec 2012 21:23:55 -0800 Mike Pavone Fix pc indexed addressing (probably) when used as a source
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
Thu, 27 Dec 2012 18:47:33 -0800 Mike Pavone Fix decoding bug for addq/subq
Thu, 27 Dec 2012 18:21:10 -0800 Mike Pavone Implement EXT, add some fixes to LINK/UNLK
Thu, 27 Dec 2012 10:40:03 -0800 Mike Pavone Fix some bugs in emulation of CLR
Thu, 27 Dec 2012 10:10:23 -0800 Mike Pavone Fix decoding bug in addq/subq
Wed, 26 Dec 2012 22:13:31 -0800 Mike Pavone Fix decoding of and
Wed, 26 Dec 2012 22:07:44 -0800 Mike Pavone Minor joypad fix and commeount out some debug printfs
Wed, 26 Dec 2012 21:50:48 -0800 Mike Pavone Forgot to add blastem main file earlier
Wed, 26 Dec 2012 20:18:58 -0800 Mike Pavone vertical interrupts now work
Wed, 26 Dec 2012 18:20:23 -0800 Mike Pavone RTE doesn't crash the emulator anymore
Wed, 26 Dec 2012 17:50:24 -0800 Mike Pavone Fix Z80 BUSREQ/RESET implementation.
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.
Wed, 26 Dec 2012 17:06:34 -0800 Mike Pavone Implement Z80 reset and bus request registers.
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).
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
Fri, 21 Dec 2012 22:33:24 -0800 Mike Pavone Fix bug in disassembler that caused it to disassemble addresses it shouldn't
Fri, 21 Dec 2012 22:24:45 -0800 Mike Pavone Implement indexed with 8-bit displacement addressing modes in decoder and disassembler
Fri, 21 Dec 2012 21:53:05 -0800 Mike Pavone Added untested support for LINK and UNLK
Fri, 21 Dec 2012 21:26:16 -0800 Mike Pavone Removed some old debug printfs
Fri, 21 Dec 2012 21:19:03 -0800 Mike Pavone Implement JSR for some addressing modes
Fri, 21 Dec 2012 20:56:32 -0800 Mike Pavone Implement DMA (untested)
Fri, 21 Dec 2012 16:38:40 -0800 Mike Pavone Fix some bugs in movem with a register list destination
Fri, 21 Dec 2012 16:04:41 -0800 Mike Pavone Implement a couple of supervisor instructions
Fri, 21 Dec 2012 16:04:30 -0800 Mike Pavone Implement word wide access to IO area
Fri, 21 Dec 2012 01:00:52 -0800 Mike Pavone Implement more instructions and address modes
Thu, 20 Dec 2012 09:17:31 -0800 Mike Pavone Make the translator bail out if it hits an instruction I haven't implemented yet
Thu, 20 Dec 2012 09:12:24 -0800 Mike Pavone Fix disassembly of reg list in MOVEM when the reg list is the destination
Thu, 20 Dec 2012 09:08:13 -0800 Mike Pavone Fix decoding and disassembly of MOVEM
Thu, 20 Dec 2012 00:56:33 -0800 Mike Pavone Fix BTST
Thu, 20 Dec 2012 00:44:59 -0800 Mike Pavone Gamepad support
Wed, 19 Dec 2012 22:15:16 -0800 Mike Pavone Fix issue in which VDP would have trouble emptying FIFO because the VDP cycle count got reset at end of frame.
Wed, 19 Dec 2012 21:25:39 -0800 Mike Pavone Cleanup 68K timing code. Temporarily omment out fFPS counter as it was causing segfaults
Wed, 19 Dec 2012 20:53:59 -0800 Mike Pavone Add FPS counter to console output
Wed, 19 Dec 2012 20:53:45 -0800 Mike Pavone Print out large immediate values in hex rather than decimal form
Wed, 19 Dec 2012 20:23:59 -0800 Mike Pavone Add support for BTST instruction (untested), absolute addressing mode for instructions other than move (untested) and fix decoding of MOVEM.
Tue, 18 Dec 2012 23:55:10 -0800 Mike Pavone Fix operand order for AND instructions
Tue, 18 Dec 2012 22:56:04 -0800 Mike Pavone ecx was getting clobbered before the relevant temp value was used in some cases during memory reads
Tue, 18 Dec 2012 22:20:25 -0800 Mike Pavone Properly zero-init all VDP buffers. Comment out some debug printfs.
Tue, 18 Dec 2012 22:19:52 -0800 Mike Pavone Code in runtime for checking for VDP reads was using the wrong register. This is now fixed.