log

age author description
Thu, 14 Aug 2014 09:38:32 -0700 Michael Pavone Small fix to display of DMA source address in vr debug command
Sat, 21 Jun 2014 09:36:15 -0700 Michael Pavone Fix Z80 interrupts
Fri, 20 Jun 2014 07:57:32 -0700 Michael Pavone Added some preliminary support for interpreting Z80 code from non-RAM addresses
Thu, 19 Jun 2014 19:50:16 -0700 Michael Pavone Properly handle Z80 breakpoints on self-modifying code and setting Z80 breakpoints before the Z80 program has been loaded
Thu, 19 Jun 2014 08:14:35 -0700 Michael Pavone Slight cleanup of vint handling on the Z80
Wed, 18 Jun 2014 16:39:42 -0700 Michael Pavone Remove debug printf that escaped into my previous commit
Wed, 18 Jun 2014 16:30:19 -0700 Michael Pavone Fix most of the breakage caused by the vcounter/hcounter changes
Tue, 17 Jun 2014 19:01:01 -0700 Michael Pavone Partially working switch to having a vcounter and hslot counter in the context rather than trying to derive them from the cycle count. This should allow for more accurate handling of mid screen mode switches. Interrupt timing is broken currently though
Mon, 16 Jun 2014 19:13:28 -0700 Michael Pavone Fix a few values reported by the vr debugger command. Add DMA registers to vr debugger command. Fix horizontal interrupt bug. Slightly more accurate (but still broken) handling of switches between H32 and H40 modes.
Mon, 29 Dec 2014 23:08:39 -0800 Michael Pavone Fix handling of code writes for Z80 core. This seems to get things close to being back to where they were before the big refactor that broke the Z80 core. Some problems remain. Notably the sound driver in Sonic 2 is still quite broken.
Mon, 29 Dec 2014 21:36:17 -0800 Michael Pavone Added support for JR and JRcc in Z80 test generator
Mon, 29 Dec 2014 21:24:12 -0800 Michael Pavone Added support for JPcc in Z80 test generator
Mon, 29 Dec 2014 20:56:05 -0800 Michael Pavone Added support for JP in Z80 test generator
Mon, 29 Dec 2014 00:41:36 -0800 Michael Pavone Add support for Z80 access to VDP via bank area
Mon, 29 Dec 2014 00:14:33 -0800 Michael Pavone Update .hgignore
Mon, 29 Dec 2014 00:14:21 -0800 Michael Pavone Fix flag mask for m68k not
Sun, 28 Dec 2014 17:58:43 -0800 Michael Pavone Fix opsize for sbcd in 68K instruction decoder. This fixes the timer bug in Strider 2
Sun, 28 Dec 2014 17:25:36 -0800 Michael Pavone Removed bcd_add and bcd_sub from runtime.S and generated the logic inline with the rest of abcd and sbcd translation. Fixed some edge cases and undefined flag behavior in the process
Sat, 27 Dec 2014 15:49:15 -0800 Michael Pavone Fix divide by zero exception return address when div instruction is bigger than 1 word
Sat, 27 Dec 2014 14:51:50 -0800 Michael Pavone Decrement address register after fetching source in move with -(ax) dest to avoid bug when src is the dst addres reg
Sat, 27 Dec 2014 14:50:50 -0800 Michael Pavone Uncomment 68000 testcases
Sat, 27 Dec 2014 14:50:28 -0800 Michael Pavone Don't use out of bounds displacements in indexed mode even if our targeted address is out of RAM range
Fri, 26 Dec 2014 21:26:25 -0800 Michael Pavone Fix memory map flags in ztestrun
Fri, 26 Dec 2014 20:46:56 -0800 Michael Pavone Fix mask for bank area in Z80 memory map
Fri, 26 Dec 2014 19:38:27 -0800 Michael Pavone Fix a bug in ori to SR that was swapping USP and SSP inappropriately
Fri, 26 Dec 2014 19:37:59 -0800 Michael Pavone Get Z80 banked access sort of working again
Fri, 26 Dec 2014 19:36:41 -0800 Michael Pavone Fix reg-indirect mode for RBP/R13
Fri, 26 Dec 2014 15:46:53 -0800 Michael Pavone Set int_cycle to CYCLE_NEVER in sync_z80 so that the interrupt routine isn't taken inappropriately now that the kludge in handle_cycle_limit_int has been removed
Fri, 26 Dec 2014 15:45:31 -0800 Michael Pavone Fix a few bugs introduced in the Z80 core from the adjustments to fit with the code gen refactor
Fri, 26 Dec 2014 13:42:25 -0800 Michael Pavone Add Z80 test runner Python script I wrote a while back and forgot to commit
Fri, 26 Dec 2014 13:41:45 -0800 Michael Pavone Update .hgignore
Fri, 26 Dec 2014 12:56:53 -0800 Michael Pavone Fix an off-by-one error in a branch destination in the generation of handle_cycle_limit for the Z80
Fri, 26 Dec 2014 12:52:13 -0800 Michael Pavone Update code->cur before calling z80_get_address_trans in z80_retranslate_inst to avoid any newly translated instructions from being placed in the "buffer zone". Save the current value of the code_info struct for placing the final jmp instruction in the correct place
Fri, 26 Dec 2014 12:37:27 -0800 Michael Pavone Set the byte_swap flag in the M68K core so gen_mem_fun correctly inserts xor instructions for byte access functions
Fri, 26 Dec 2014 12:36:54 -0800 Michael Pavone Add a couple of missing checks for the byte_swap and address_size parameters in gen_mem_fun
Fri, 26 Dec 2014 12:34:41 -0800 Michael Pavone Add in missing generated Z80 helper functions. Fix a small bug in Z80_HALT. Fix generation of save and load context for Z80
Mon, 22 Dec 2014 20:55:10 -0800 Michael Pavone Z80 core is sort of working again
Wed, 17 Dec 2014 23:03:19 -0800 Michael Pavone Get rest of emulator compiling again with Z80 core enabled
Wed, 17 Dec 2014 09:53:51 -0800 Michael Pavone Get Z80 core back into compileable state
Sun, 14 Dec 2014 16:45:23 -0800 Michael Pavone WIP effort to update z80 core for code gen changes
Tue, 11 Mar 2014 09:44:47 -0700 Michael Pavone Split gen_mem_fun out of m68k_core_x86 and make it more generic so it can be used by the Z80 core
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 19:45:05 -0800 Michael Pavone Minor refactor to translate_m68k_move_ccr_sr and translate_m68k_stop to reduce code duplication
Fri, 07 Mar 2014 19:39:51 -0800 Michael Pavone Use swap_ssp_usp in translate_m68k_move_ccr_sr
Fri, 07 Mar 2014 19:35:13 -0800 Michael Pavone Combine andi ccr/sr and ori ccr/sr.
Fri, 07 Mar 2014 17:51:40 -0800 Michael Pavone Use update_flags instead of individual set_flag calls in a few places
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.
Wed, 05 Mar 2014 09:33:50 -0800 Michael Pavone Refactor translate_m68k_cmp to use translate_m68k_arith
Tue, 04 Mar 2014 22:35:01 -0800 Michael Pavone Combine the implementation of ABCD and SBCD in the 68K core
Tue, 04 Mar 2014 22:24:08 -0800 Michael Pavone Use translate_m68k_unary for SWAP in 68K core
Tue, 04 Mar 2014 22:12:43 -0800 Michael Pavone Refactor a bunch of the arithmetic instructions in the 68K core to reduce duplicate code
Tue, 04 Mar 2014 00:02:20 -0800 Michael Pavone Small refactor to flag handling in 68K core
Mon, 03 Mar 2014 22:22:36 -0800 Michael Pavone Remove jmp_r from gen_x86.h since it got added to gen.h
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
Mon, 03 Mar 2014 22:16:41 -0800 Michael Pavone Enable link time optimization
Mon, 03 Mar 2014 21:08:43 -0800 Michael Pavone Make some small changes in trans so that it is more likely to produce the same output as mustrans when given misbehaving programs. Add lea to testcases.txt. Improve the output of comparetest.py so that known issues can easily be separated from new ones.
Sun, 02 Mar 2014 17:53:32 -0800 Michael Pavone Refactor translat_m68k_src and translate_m68k_dst into a single function
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.