log m68k_core.c @ 1354:34798ad9c570

age author description
Thu, 04 May 2017 21:06:35 -0700 Michael Pavone Fix intermittent crash due to an inadvertent executable memory allocation in m68k instruction retranslation
Mon, 24 Apr 2017 20:49:31 -0700 Michael Pavone Fix interaction between 68K debugger and instruction retranslation due to self modifying code or bank switching
Thu, 20 Apr 2017 22:28:58 -0700 Michael Pavone Fixed timing for RTS and RTE
Sat, 25 Mar 2017 00:21:32 -0700 Michael Pavone Prevent blowing past our native translated instruction size of 255 bytes when translating movem with a large register list. Fixes bug in which Fantastic Dizzy was completely broken on 32-bit builds
Wed, 15 Mar 2017 19:05:27 -0700 Michael Pavone Cycle accurate implementation of divs
Mon, 13 Mar 2017 23:14:13 -0700 Michael Pavone RESET is not a terminal instruction on the 68K. Fixes a crash bug in Chavez II and possibly other games
Thu, 09 Mar 2017 22:17:46 -0800 Michael Pavone Fix bug in handling of translating unmapped addresses
Fri, 03 Mar 2017 23:51:29 -0800 Michael Pavone Cycle accurate divu and undefined flags for overflow case
Thu, 23 Feb 2017 00:08:37 -0800 Michael Pavone WIP support for XBAND mapper hardware
Wed, 01 Feb 2017 19:33:11 -0800 Michael Pavone Fix regression in handling of unmapped memory addresses
Sun, 29 Jan 2017 00:15:18 -0800 Michael Pavone Implement extra read and fix movem timing generally
Wed, 28 Dec 2016 20:39:27 -0800 Michael Pavone Remove memory map assumptions from Z80 core and move a little bit of logic to the generic backend.c so it can be shared between CPU cores
Mon, 28 Nov 2016 22:45:46 -0800 Michael Pavone Clean up symbol visiblity and delete a ltitle bit of dead code
Thu, 06 Oct 2016 09:34:31 -0700 Michael Pavone Add support for specifying a reset handler in the M68K core. Adjust memory map initialization to handle extra field. Improved handling of out of bounds execution.
Tue, 10 May 2016 21:26:27 -0700 Michael Pavone Fix PC value pushed to stack for A and F line traps
Thu, 28 Apr 2016 09:00:42 -0700 Michael Pavone Implemented A line and F line traps.
Wed, 27 Apr 2016 23:11:24 -0700 Michael Pavone Implement privelege violation exceptions
Wed, 27 Apr 2016 21:39:17 -0700 Michael Pavone Implemented IR and undefined bits of info word for address error exception frames
Wed, 27 Apr 2016 19:10:50 -0700 Michael Pavone Fix changes made to get_instruction_start and map_native_address to cope with being able to translate at odd addresses.
Tue, 26 Apr 2016 23:13:37 -0700 Michael Pavone Initial stab at implementing address error exceptions. Need to fill in the value of IR, undefined bits of last stack frame word and properly deal with address errors that occur during exception processing.
Tue, 26 Apr 2016 00:07:15 -0700 Michael Pavone Implement illegal instruction trap
Sun, 24 Apr 2016 21:23:28 -0700 Michael Pavone Fix interrupt latency from STOP instruction status reg changes. Fix modified code patching when non-standard aliases are used. This fixes the demo MDEM's First
Sun, 24 Apr 2016 02:19:48 -0700 Michael Pavone Half assed, prefetch based open bus value emulation. Gets BlastEm up to 119/122 in VDP FIFO Testing
Sun, 24 Apr 2016 00:22:38 -0700 Michael Pavone Fix order of writes for move.l with a predec destination
Fri, 27 Nov 2015 13:10:02 -0800 Michael Pavone Fix a few lingering stack alignment rework bugs
Wed, 25 Nov 2015 08:40:45 -0800 Michael Pavone Partially working change to do proper stack alignment rather than doing a lame alignment check when calling a C compile dfunction. 68K core seems okay, but Z80 is busted.
Fri, 13 Nov 2015 22:56:59 -0800 Michael Pavone Selecting a second game from the menu now works
Fri, 13 Nov 2015 19:15:37 -0800 Michael Pavone It is now possible to switch back and forth between the menu ROM and the game
Thu, 29 Oct 2015 19:06:06 -0700 Michael Pavone Implement TRAPV
Wed, 28 Oct 2015 19:45:24 -0700 Michael Pavone Implement TAS
Wed, 21 Oct 2015 23:31:17 -0700 Michael Pavone Implemented nbcd
Sun, 26 Jul 2015 13:25:31 -0700 Michael Pavone Merge
Sun, 26 Jul 2015 11:00:25 -0700 =?UTF-8?q?Higor=20Eur=C3=ADpedes?= Fix some memory issues
Sat, 25 Jul 2015 18:22:07 -0700 Michael Pavone Use a new fatal_error function instead of calling fprintf and exit for fatal errors. This new function more gracefully handles the case in which BlastEm was not started from a terminal or disconnected from ther terminal (Windows).
Fri, 22 May 2015 23:49:32 -0700 Michael Pavone Don't attempt to translate or map code at odd addresses. This fixes a bug that shows up when playing College Footbal USA 96
Fri, 22 May 2015 21:11:41 -0700 Michael Pavone Fix out of bounds memory access when an instruction wraps around the end of memory
Sun, 17 May 2015 15:41:15 -0700 Michael Pavone Don't overwrite an instruction offset mapping with an extension word value. I really need the ability for a word to be mapped to more than one instruction, but this will be more correct for now
Wed, 13 May 2015 23:55:02 -0700 Michael Pavone Fix problem with removing breakpoints
Mon, 11 May 2015 20:34:33 -0700 Michael Pavone Remove/comment verbose logging added for tracking down sync bug
Mon, 11 May 2015 00:28:47 -0700 Michael Pavone Sync fixes and logging to fix more sync issues
Tue, 28 Apr 2015 19:04:36 -0700 Michael Pavone Fix bug in map_native_address that was breaking some self-modifying code in Gunstar Heroes
Wed, 14 Jan 2015 09:38:54 -0800 Michael Pavone Removed hardcoded assumptions in M68K core about which parts of the memory map are RAM
Thu, 08 Jan 2015 21:00:21 -0800 Michael Pavone Moved m68k_save_result to m68k_core.c
Thu, 08 Jan 2015 19:11:56 -0800 Michael Pavone Moved translate_m68k_rte and translate_m68k_reset to m68k_core.c
Sun, 04 Jan 2015 23:21:56 -0800 Michael Pavone Prevent an infinite loop when handling out of bounds addresses in translate_m68k_stream
Sat, 03 Jan 2015 20:46:25 -0800 Michael Pavone Fix 68K remove_breakpoint
Thu, 01 Jan 2015 17:31:59 -0800 Michael Pavone Fix some issues with 68K instruction retranslation
Thu, 01 Jan 2015 14:36:55 -0800 Michael Pavone Remove some of the hard coded assumptions about the memory map from the CPU cores
Mon, 29 Dec 2014 00:14:21 -0800 Michael Pavone Fix flag mask for m68k not
Sat, 08 Mar 2014 00:15:09 -0800 Michael Pavone Move translate_m68k_movem to m68k_core.c
Fri, 07 Mar 2014 23:26:46 -0800 Michael Pavone Made m68k_retranslate_inst host-cpu generic and moved it to m68k_core.c
Fri, 07 Mar 2014 19:35:13 -0800 Michael Pavone Combine andi ccr/sr and ori ccr/sr.
Fri, 07 Mar 2014 17:42:29 -0800 Michael Pavone Refactored translate_m68k so that it contains no host-cpu specific code and moved it to m68k_core.c
Wed, 05 Mar 2014 19:26:53 -0800 Michael Pavone Combine implementations of lea and pea. Update bit instructions to use the op_ family of functions to simplify their implementation a bit.
Mon, 03 Mar 2014 22:17:20 -0800 Michael Pavone More 68K core refactoring to both reduce the amount of code and better split the host-cpu specific parts from the generic parts
Sun, 02 Mar 2014 16:34:29 -0800 Michael Pavone Initial stab at separating the generic parts of the 68K core from the host-cpu specific parts.