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log m68k_to_x86.c @ 569:9b7fcf748be0

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Sun, 02 Mar 2014 15:25:52 -0800 Michael Pavone Rename x86_68k_options and m68k_to_x86.h to m68k_options and m68k_core.h respectively
Sun, 02 Mar 2014 14:45:36 -0800 Michael Pavone Refactor gen_x86 to use an interface more like gen_arm and to remove the need for the caller to decide whether an 8-bit or 32-bit displacement is needed in the rdisp functions. Update m68k_to_x86 to use the new version of the gen_x86 functions and do some minor refactoring there in the process
Mon, 23 Jun 2014 11:46:56 -0400 Mike Pavone Save and restore guest address in the write function for a code memory chunk in the "slow" path for inconvenient host addresses. This fixes an intermittent crash on OSX in the code that checks whether the memory written may contain code
Mon, 23 Jun 2014 11:05:55 -0400 Mike Pavone Fix x86_rrindex_sizedir. Pass the correct scale to mov_rindexr in gen_mem_fun. BlastEm now sort of works on OS X. Runs reliably from lldb, but only intermittently from the shell
Tue, 17 Jun 2014 01:50:29 -0400 Mike Pavone blastem builds and almost works on OS X now
Mon, 24 Feb 2014 01:30:16 -0800 Mike Pavone Use a typedef code_ptr in place of uint8_t * in 68K core to better support host instruction sets with different instruction word sizes. Make x86_68k_options contain a cpu_options so that gen_mem_fun can eventually be shared with the Z80 core.
Mon, 24 Feb 2014 00:50:15 -0800 Mike Pavone Rename x86_backend.h and x86_backend.c to backend.h and backend.c respectively
Mon, 24 Feb 2014 00:39:02 -0800 Michael Pavone Start work on refactoring some of the backend code to allow more sharing between M68K and Z80 cores and possibly also between x86 and the ARM backend when it exists
Wed, 19 Feb 2014 00:22:27 -0800 Michael Pavone Apart from the Z80 core, BlastEm now supports 32-bit x86
Tue, 18 Feb 2014 21:37:31 -0800 Michael Pavone Initial work on the x86-32 target
Tue, 18 Feb 2014 20:32:10 -0800 Michael Pavone Generate get_sr, set_sr and set_ccr at runtime so they can respect the flag_regs setting
Mon, 17 Feb 2014 19:58:37 -0800 Michael Pavone Make references to flags in the M68K core respect the flag_regs options array so that flags can be moved out of registers for the 32-bit port. set/get ccr/sr still need to be updated to support this, but everything else should be done.
Sun, 16 Feb 2014 19:54:27 -0800 Michael Pavone Generate handle_cycle_limit at runtime so it can use the generated save/load_context functions. Since the hand written versions of save/load are no longer used they have been removed.
Sun, 16 Feb 2014 19:21:39 -0800 Michael Pavone Generate native_addr and native_addr_and_sync at runtime so they can use the generated save/load_context functions
Sun, 16 Feb 2014 18:17:59 -0800 Michael Pavone Generate retrans_stub at runtime so it can use the generated save/load_context functions
Sun, 16 Feb 2014 16:50:10 -0800 Michael Pavone Removed old debug print function that is no longer needed
Sat, 15 Feb 2014 22:35:18 -0800 Michael Pavone Get rid of the native stack option the 68K core. Trying to make it work with code that messes with the stack is not worth the trouble.
Sat, 15 Feb 2014 21:25:36 -0800 Michael Pavone Generate m68k_start_context at runtime so it can use the generated load_context and save_context
Fri, 14 Feb 2014 19:56:18 -0800 Michael Pavone Generate save_context and load_context functions at runtime
Sun, 09 Feb 2014 00:42:43 -0800 Mike Pavone Properly handle jmp instructions in the debugger next command
Thu, 03 Oct 2013 21:21:47 -0700 Mike Pavone Follow amd64 ABI stack alignment requirements in places it matters so we can call sprintf with floating point arguments without crashing
Tue, 10 Sep 2013 23:31:08 -0700 Mike Pavone Added copyright notice to source files and added GPL license text in COPYING
Sun, 08 Sep 2013 20:46:25 -0700 Mike Pavone Fix bit instruction timing
Sat, 20 Jul 2013 23:40:28 -0700 Mike Pavone Fix performance regression from stop instruction work
Fri, 19 Jul 2013 22:44:00 -0700 Mike Pavone Implement 68K stop instruction
Wed, 17 Jul 2013 00:23:45 -0700 Mike Pavone Fix sign flag on swap
Wed, 17 Jul 2013 00:18:28 -0700 Mike Pavone Fix carry flag on rotate when the register provided rotate bit count is exactly 32
Tue, 16 Jul 2013 23:16:50 -0700 Mike Pavone Fix 68K test harness
Sat, 29 Jun 2013 17:15:08 -0700 Mike Pavone Add support for loading GST format savestates
Tue, 25 Jun 2013 23:18:57 -0700 Mike Pavone Use the registers that were freed up by the memory map function changes
Tue, 21 May 2013 23:29:48 -0700 Mike Pavone Finish SRAM support for games without a SEGA mapper
Tue, 21 May 2013 22:08:59 -0700 Mike Pavone Support for SRAM with SEGA mapper. Half-finished support for SRAM without SEGA mapper.
Tue, 21 May 2013 19:26:20 -0700 Mike Pavone Refactor code gen for read/write functions
Tue, 21 May 2013 01:10:04 -0700 Mike Pavone m68k_trap is now replaced with a generated one so it can call the generated memory acccess functions. The old static memory access functions have been removed from runtime.S
Tue, 21 May 2013 00:56:56 -0700 Mike Pavone Generate handle_cycle_limit_int at runtime so it can refer to the runtime generated memory map functions
Sat, 18 May 2013 11:44:42 -0700 Mike Pavone Mostly working runtime generation of memory map read/write functions
Sun, 12 May 2013 01:34:17 -0700 Mike Pavone Fix retrun address calculation for CHK exceptions
Sat, 11 May 2013 21:19:31 -0700 Mike Pavone Don't update interrupt mask on non-interrupt exceptions
Sat, 11 May 2013 01:38:57 -0700 Mike Pavone Port instruction retranslation improvements from Z80 core to M68K core
Thu, 25 Apr 2013 21:01:11 -0700 Mike Pavone Get Z80 core working for simple programs
Sun, 21 Apr 2013 16:44:46 -0700 Mike Pavone Fix overflow detection in divs. Fix negative immediate source for divs
Sun, 21 Apr 2013 13:00:34 -0700 Mike Pavone Implement CHK instruction (not fully tested).
Sun, 21 Apr 2013 11:42:45 -0700 Mike Pavone Fixed a couple bugs in roxl/roxr. X flag wasn't being saved properly and rotates of more than 31 bits were messed up as the X flag was being thrown away between the first 31 bits of rotate and the rest.
Sat, 20 Apr 2013 17:41:07 -0700 Mike Pavone Fix muls with a negative immediate source.
Sat, 20 Apr 2013 16:53:01 -0700 Mike Pavone Fix modulo on bit operations with a memory destination
Sat, 20 Apr 2013 14:36:41 -0700 Mike Pavone Fix overflow flag behavior for lsl/lsr/asr
Sat, 20 Apr 2013 00:36:50 -0700 Mike Pavone Fix autoincrement on a7 when used as a destination in a byte sized instruction
Fri, 19 Apr 2013 21:36:54 -0700 Mike Pavone Fix some bugs related to sign-extension of address registers and pre-decrement amount for a7 when used as a source.
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