383 Commits

Author	SHA1	Message	Date
dingusdev	df8ea1b276	Code clean-up for interpreter	2021-01-08 14:34:01 -07:00
Maxim Poliakovski	358f018815	ppcopcodes: fix mcrf.	2021-01-08 21:59:18 +01:00
dingusdev	79e3d398ba	mcrf implemented	2021-01-07 20:38:32 -07:00
Maxim Poliakovski	2f3938c23f	ppcopcodes: fix dcbz.	2021-01-07 04:25:27 +01:00
Maxim Poliakovski	dbbaf13a78	ppcopcodes: fix cntlzw to compile properly with Clang. ... Enable USE_GCC_BUILTINS by default.	2020-12-18 18:33:00 +01:00
Maxim Poliakovski	99641b1b5e	ppcopcodes: fix cntlzw with __builtin_clz. ... The result of __builtin_clz is undefined when the source operand is zero. Add a check for this case and handle it accordingly.	2020-12-07 14:37:20 +01:00
Maxim Poliakovski	6c6247b94f	Clean up program exceptions.	2020-11-30 20:59:36 +01:00
Maxim Poliakovski	acfa09af65	Illegal opcodes raise program exception.	2020-11-29 23:54:10 +01:00
dingusdev	54fcfca8e9	Fixed floating point loading and storing instructions	2020-11-29 06:52:01 -07:00
Maxim Poliakovski	a775007d3a	MMU: implement misaligned cross-page accesses.	2020-11-29 00:23:30 +01:00
dingusdev	0c202b0c2d	Merging the 68k debugger from another branch	2020-11-26 20:00:08 -07:00
Maxim Poliakovski	b81de4af48	ppcexec: initialize interpreter lookup tables.	2020-11-14 03:05:41 +01:00
Maxim Poliakovski	2b19b0b237	ppcmmu: better initialization of last used entries.	2020-11-14 02:57:36 +01:00
dingusdev	1fe9ffe3e5	Further refactoring to clean up the interpreter	2020-10-17 21:46:38 -07:00
dingusdev	dc58386237	Started re-refactoring opcode retrieval	2020-10-17 14:30:37 -07:00
dingusdev	14ef7564cd	CLI fixes - RAM and GFXMEM work better	2020-08-25 20:07:02 -07:00
Maxim Poliakovski	353035e9ca	Prevent clobbering during debugging.	2020-07-20 23:02:07 +02:00
Maxim Poliakovski	b9dcfef551	debugger: debugging commands for 68k code.	2020-07-16 14:26:34 +02:00
Maxim Poliakovski	6b74e358dc	WIP: basic 68k debugging environment.	2020-07-15 02:19:05 +02:00
Maxim Poliakovski	39a643aff6	Merge branch 'machines' ... Also disable SDL for now because it produces build errors.	2020-06-03 18:21:51 +02:00
Maxim Poliakovski	2cd002cffa	ppcexec: remove dead code.	2020-06-03 15:33:32 +02:00
Maxim Poliakovski	6ef0f0baae	Fix CPU cycles counter to play nicely with setjmp. ... setjmp clobbers non-volatile local variables. bb_start_la is such a local variable that is used for counting of virtual CPU cycles. To make cycles counting work after setjmp, the global variable glob_bb_start_la is used to preserve content of bb_start_la accross interpreter pipeline.	2020-06-03 15:21:19 +02:00
Maxim Poliakovski	d21fdb25d1	Remove unused variable grab_branch.	2020-06-01 23:12:18 +02:00
Maxim Poliakovski	f204caa907	ppcexec: new TBR/DEC updating code.	2020-06-01 00:46:00 +02:00
Waqar Ahmed	0ab9380be3	clang-format everything	2020-05-12 23:55:45 +05:00
Maxim Poliakovski	64d74228c2	ppcopcodes: fix STMW emulation.	2020-04-21 04:58:21 +02:00
Maxim Poliakovski	3d13bc1ca6	ppcopcodes: fix TWI emulation.	2020-04-21 04:58:21 +02:00
Maxim Poliakovski	695044cf0e	Support more than one I/O region per device.	2020-03-31 18:48:04 +02:00
dingusdev	60ffa5bfac	Initial attempt at fixing SDL2 building for Windows	2020-03-22 20:15:12 -07:00
Maxim Poliakovski	8e34c1657c	Mock up DBDMA channel execution for sound.	2020-03-19 02:00:18 +01:00
Maxim Poliakovski	9be3250142	Fix MMU region bounds check.	2020-03-15 20:08:53 +01:00
Maxim Poliakovski	822f6cafd2	Create machine factory. ... It manages various hardware configurations referred to as machines.	2020-03-13 23:09:36 +01:00
dingusdev	4ceed27ccf	Simplified prog_counter back to pc	2020-03-05 07:48:10 -07:00
dingusdev	e31f7873f5	Fixed redunant variable names for PPC emulation.	2020-03-04 21:29:04 -07:00
Maxim Poliakovski	0eb557751b	ppcopcodes: fix timebase read & write.	2020-03-02 00:01:18 +01:00
dingusdev	f5e8c9cbb8	Three tiny typos fixed ... All related to 4*cr1+lt	2020-03-01 14:11:26 -07:00
dingusdev	31147aada3	Fixed most condition register issues with disassembler	2020-03-01 14:09:08 -07:00
dingusdev	81cabc5730	Fixed various bugs in the disassembler	2020-03-01 11:18:29 -07:00
Maxim Poliakovski	cbb46e8f30	More tests to reaveal wrong disassembly.	2020-03-01 18:21:57 +01:00
Maxim Poliakovski	7978d9d59f	Fix SRR0 setting in exception handler.	2020-03-01 17:24:50 +01:00
dingusdev	055445e04a	Merge branch 'master' of https://github.com/dingusdev/dingusppc	2020-02-28 09:04:30 -07:00
dingusdev	354409812e	Updating files with proper licensing header	2020-02-28 09:04:28 -07:00
Maxim Poliakovski	e08bf39af3	debugger: more checks for user input.	2020-02-28 08:58:14 +01:00
dingusdev	5991ef1dca	Merge branch 'ppc-fixes'	2020-02-27 21:03:40 -07:00
dingusdev	c8611dc293	Code cleanup + procedures for cleanup	2020-02-27 21:03:01 -07:00
Maxim Poliakovski	90779bd9c6	Remove log messages from cache/TLB instructions.	2020-02-27 16:31:22 +01:00
dingusdev	a3f55d35b4	Fixed most compiler warnings	2020-02-25 07:15:42 -07:00
dingusdev	6c1dc8aaf0	Further logging work	2020-02-24 19:50:52 -07:00
dingusdev	baef838f7c	Further integration with loguru	2020-02-24 07:54:29 -07:00
dingusdev	d91950e582	Further logging code.	2020-02-23 22:36:31 -07:00
dingusdev	e9a616ffeb	Started working on incorporating loguru	2020-02-23 20:59:10 -07:00
Maxim Poliakovski	461d859e73	ppcmmu: add debug memory reading function. ... This function saves and restores the MMU state so no invalid user input can break CPU execution.	2020-02-23 16:41:58 +01:00
Maxim Poliakovski	403c19ca39	Improve the command line debugger. ... Add next command. Make the debugger somewhat foolproof.	2020-02-23 15:24:55 +01:00
dingusdev	02a75f78da	regsfpsab fixed	2020-02-20 22:21:58 -07:00
dingusdev	d20122b3a9	Proper flag updates for fm arithmetic operations	2020-02-20 20:00:20 -07:00
dingusdev	6428f324f6	icbi fixed	2020-02-19 19:37:51 -07:00
dingusdev	d8f4a0c910	icbi fixed	2020-02-19 19:20:01 -07:00
dingusdev	9138b9bafc	Quick fix for cmp	2020-02-19 19:12:23 -07:00
dingusdev	c71be1bc37	Fixed compare instructions	2020-02-19 19:03:39 -07:00
Maxim Poliakovski	5b2369458e	ppcdisasm: remove unused function.	2020-02-20 02:35:38 +01:00
Maxim Poliakovski	8671517a08	ppcdisasm: new tests and fixes for rlwinm/rlwimi.	2020-02-20 02:27:48 +01:00
dingusdev	8babfa9987	Fixed some convoluted code for rlwinm	2020-02-17 20:17:56 -07:00
dingusdev	7a654fa576	Fixed rlwinm, rlwimi, and rlwnm mnemonics	2020-02-16 22:19:28 -07:00
dingusdev	3c06e8b30a	Implemented fctiw(z)(.)	2020-02-16 13:40:55 -07:00
dingusdev	839c97b665	Small fix to the execution table	2020-02-16 08:57:23 -07:00
dingusdev	1f43b69878	Implemented the remaining recognized SPRs	2020-02-15 21:37:36 -07:00
dingusdev	87a4ff1b73	CMPW mnemonics added	2020-02-15 20:59:09 -07:00
dingusdev	d7e4f3a6a8	Small fixes to M(F/T)SPR and rotate instructions	2020-02-15 16:15:08 -07:00
dingusdev	bedbd54f5b	Almost all major rotate op mnemonics added	2020-02-15 14:48:21 -07:00
dingusdev	158b0d2b50	Added major MTSPR/MFSPR mnemonics and MFTB mnemonics	2020-02-15 13:10:01 -07:00
dingusdev	6f6e5671d4	Fixed test cases for stfd(u) and sllq(.)	2020-02-15 12:09:27 -07:00
dingusdev	ef27fcec69	More tests, more fixes ... Only significant bugs left are with stfd(u) and sllq(.)	2020-02-15 11:29:03 -07:00
dingusdev	4f02a98c2b	More tests +fix for fsel	2020-02-14 07:58:30 -07:00
dingusdev	17e69677e8	One more fix for the segment reg instructions	2020-02-13 21:46:12 -07:00
dingusdev	07844c7388	One tiny fix to tlbie	2020-02-13 21:40:36 -07:00
dingusdev	73dfec443a	Fixed cntlzw, mtsr(in), tlbie	2020-02-13 21:37:33 -07:00
dingusdev	3d89b0438a	Many new test cases, many fixes	2020-02-13 21:04:14 -07:00
dingusdev	d4239c5aa1	Fixed comparison instructions, 603 instructions, mnemonics	2020-02-13 08:00:36 -07:00
dingusdev	eda9454f66	Fixed twi and tw; added more tests	2020-02-12 22:21:16 -07:00
dingusdev	40f399e0c4	Inserting missing instructions and fixing several opcodes	2020-02-12 22:08:40 -07:00
dingusdev	3d492b7f72	stwcx., slwi, and tw fixed	2020-02-12 20:58:51 -07:00
dingusdev	c8e03286e7	Condensed trap operations + added mnemonics for tw	2020-02-12 20:41:23 -07:00
dingusdev	c2eafcc45d	Fixed shifting ops and eieio	2020-02-12 20:26:12 -07:00
Maxim Poliakovski	e4ee252b6c	ppcdisasm: fix several instructions.	2020-02-13 04:13:26 +01:00
dingusdev	11b1623a69	All remaining 601 opcodes implemented ... Plus adjustments to twi, bclr, and bcctr.	2020-02-12 19:31:54 -07:00
Maxim Poliakovski	1543acc696	ppcdisasm: fix bcctr and bclr instructions.	2020-02-13 03:16:47 +01:00
Maxim Poliakovski	4ecc48a6cc	ppcdisasm: fix string buffer overflow in VS19.	2020-02-13 00:05:10 +01:00
Maxim Poliakovski	24652de392	Integrate disassembler tests.	2020-02-12 22:58:24 +01:00
dingusdev	513658b45f	Quick fix to ori	2020-02-10 20:03:14 -07:00
dingusdev	30b1116393	Implemeted limited simplified mnemonics for rlwinm	2020-02-10 20:02:41 -07:00
Maxim Poliakovski	a934ed5bde	ppcdisasm: fix Clang errors and warnings.	2020-02-10 20:01:02 -07:00
dingusdev	ad0659a702	Started bugfixing and refactoring	2020-02-10 20:00:49 -07:00
dingusdev	6473ea1a26	Added the last few opcodes	2020-02-10 20:00:28 -07:00
dingusdev	d277ab693e	Implemented most remaining opcodes	2020-02-10 20:00:12 -07:00
dingusdev	cee51b643e	Merging in	2020-02-10 19:59:02 -07:00
Maxim Poliakovski	c25aedac4b	Fix some MSVC errors and warnings. ... "This commit fixes as much as required to compile the project in a cross-platform fashion. Some MSV-specific warnings are simply ignored for now." -max	2020-02-10 19:58:41 -07:00
Maxim Poliakovski	4b0c607ea3	Bring back strcpy/strcat	2020-02-10 19:55:23 -07:00
dingusdev	1e93414f11	Further bugfixes	2020-02-10 19:52:09 -07:00
dingusdev	f3befe9c16	Support for floating-point loads and stores	2020-02-10 19:50:38 -07:00
dingusdev	96e9351190	Support for floating-point loads and stores	2020-02-10 19:47:51 -07:00
dingusdev	254b9d3b55	Update ppcdisasm.cpp	2020-02-10 19:44:54 -07:00
dingusdev	82b4f5717e	Update ppcdisasm.cpp	2020-02-10 19:40:45 -07:00
Maxim Poliakovski	99559c1e0c	Merging in odd commits	2020-02-10 19:37:50 -07:00
dingusdev	b16427e810	Further disassembler work	2020-02-10 19:33:14 -07:00
Maxim Poliakovski	825da69a10	debugger: disassembler integration.	2020-02-10 19:31:57 -07:00
Maxim Poliakovski	26bd402f44	ppcopcodes: optimize ppc_changecrf0() a bit.	2020-02-10 23:07:39 +01:00
Maxim Poliakovski	36fc7a9aaa	Add XER[OV] clear tests.	2020-02-10 19:34:03 +01:00
Maxim Poliakovski	d0f1a34c02	Fix integer multiplications. ... Add a couple of tests for verifying XER[OV] updating code for mullwo[.].	2020-02-10 18:36:28 +01:00
Maxim Poliakovski	a72e2fd67d	Simplify unsigned integer divisions.	2020-02-10 17:16:18 +01:00
Maxim Poliakovski	d4a2f400b5	Fix divw[.] and divwo[.] emulation. ... Also adds a couple of tests for undocumented CPU behaviour. Remove superfluous "sidiv".	2020-02-10 16:07:11 +01:00
dingusdev	a4d815344a	Patched up DIVW(U)O(.)	2020-02-09 13:59:30 -07:00
Maxim Poliakovski	b057a8373d	Simplify SUBF and remove not_this.	2020-02-09 08:05:20 +01:00
Maxim Poliakovski	32e64fc1b2	Make XER update code inline & private.	2020-02-09 08:01:26 +01:00
Maxim Poliakovski	49002860ed	Fix carry update for subfc(.) and subfco(.).	2020-02-09 07:41:03 +01:00
dingusdev	6f16ba8c57	Fixed SUBFME(O)(.)	2020-02-08 22:06:01 -07:00
dingusdev	051edd5e38	Subtraction operation fixes in progress	2020-02-08 20:35:11 -07:00
Maxim Poliakovski	8d03d24c77	Complete tests for the integer instructions.	2020-02-08 23:23:58 +01:00
dingusdev	b364aa0ae4	Patching up Subtraction Opcodes	2020-02-03 22:32:56 -07:00
dingusdev	f52be627b5	Fixed subfo(.)	2020-02-03 17:28:41 -07:00
Maxim Poliakovski	1c5d0e640e	Add tests for all subtraction variants.	2020-02-04 01:00:37 +01:00
Maxim Poliakovski	03439b2a49	Placeholders for SUBFEO[.], SUBFMEO[.] and SUBFZEO[.].	2020-02-04 00:58:04 +01:00
Maxim Poliakovski	d25ce6a244	Add tests for shifts and fix their emulation.	2020-02-03 22:59:47 +01:00
Maxim Poliakovski	8c1c1e0a0d	Fix and refactor additions with OE=1.	2020-02-03 19:42:33 +01:00
Maxim Poliakovski	4e4d0370be	Modularize build system. ... This way object files can be shared accross multiple executables.	2020-02-03 14:36:37 +01:00
dingusdev	eb476adf87	Small fix to addeo	2020-02-02 16:36:47 -07:00
dingusdev	60bf5dfa6a	ADDO(.) and ADDCO(.) fixed ... Temp fix to look into the issues with the addition ops and overflow flag issues.	2020-02-02 11:54:33 -07:00
dingusdev	fe6ea7d9f6	Division ops fixed	2020-02-01 10:51:59 -07:00
dingusdev	0b2de4ac4c	Division Ops Fixes WIP	2020-01-31 21:06:06 -07:00
dingusdev	8c10004f52	Fixed all multiplication issues	2020-01-31 18:17:01 -07:00
Maxim Poliakovski	99e8bc98f3	Fix mulhw/mulhw. emulation.	2020-02-01 02:02:12 +01:00
dingusdev	ddae141c22	Overflow fixes in progress	2020-01-31 16:54:37 -07:00
Maxim Poliakovski	cc7814a722	Fix ORIS bug in the test suite.	2020-02-01 00:42:57 +01:00
Maxim Poliakovski	a27d7436ad	Fix ppctests.cpp and add more instructions.	2020-01-31 21:53:02 +01:00
Maxim Poliakovski	b007dbc743	More PPC instruction tests.	2020-01-31 18:04:50 +01:00
Maxim Poliakovski	aad75266f7	Fix cntlzw emulation.	2020-01-31 18:03:27 +01:00
Maxim Poliakovski	7d7b0b7de3	Initial PPC emulation tests.	2020-01-31 04:10:53 +01:00
Maxim Poliakovski	29fa6e6174	Move mem_ctrl_instance to ppcexec.	2020-01-31 04:08:22 +01:00
Maxim Poliakovski	304409b496	ppcexec: break long strings, correct spelling.	2020-01-31 00:13:26 +01:00
dingusdev	df4a963558	Quick build fix	2020-01-29 21:13:36 -07:00
dingusdev	3dead1f65c	Updated TBRs correctly in mtspr	2020-01-29 21:08:42 -07:00
dingusdev	e1c0ec3dd2	Fixed MTSPR for time base regs	2020-01-29 20:47:12 -07:00
Maxim Poliakovski	043aedb9ad	ppcmmu: implement BAT protection.	2020-01-30 00:57:45 +01:00
Maxim Poliakovski	354b7b65be	ppcmmu: handle unaligned reads and writes.	2020-01-30 00:45:39 +01:00
dingusdev	f364efb4b0	Fixed up floating-point value saving	2020-01-28 18:45:36 -07:00
dingusdev	aa20d64b48	SPRs now use symbolic names	2020-01-27 20:39:23 -07:00
Maxim Poliakovski	2953eaa538	Restructure main.cpp, remove obsolete code.	2020-01-28 02:20:43 +01:00
Maxim Poliakovski	117b3f1aa8	Move CPU initialization to ppcexec.cpp.	2020-01-28 01:24:12 +01:00
Maxim Poliakovski	f6f7bb4d0a	ppcmmu.cpp: remove unneeded includes.	2020-01-27 12:33:05 +01:00
Maxim Poliakovski	7ae87e39c1	Refactor usage of the memory access functions. ... Memory access function have better names now. Global variable return_value has been removed. lhbrx emulation has been fixed.	2020-01-27 01:36:52 +01:00
Maxim Poliakovski	cdd7f228a4	ppcmmu: refactor memory access functions. ... Reduces code duplication.	2020-01-26 23:46:13 +01:00
Maxim Poliakovski	0c3223454a	ppcemu.h: remove initializers from typedef.	2020-01-26 20:37:29 +01:00
dingusdev	7ae5baaee7	Fixed the opcode table formatting	2020-01-25 20:34:07 -07:00
dingusdev	7c6d875ec8	Refactored floating point emulation ... Refactored for better 64-bit value loading and storing. I also added missing opcodes.	2020-01-25 19:30:55 -07:00
Maxim Poliakovski	e1793b6305	Fix compilation warnings from previous commits.	2020-01-22 21:45:46 +01:00
dingusdev	6a083869e1	Started a massive FP fix-up	2020-01-21 19:25:50 -07:00
dingusdev	29d0ce362c	Fix 4 for the opcodes	2020-01-18 07:08:11 -07:00
dingusdev	bed665076d	Update 3 for the opcodes	2020-01-17 21:37:54 -07:00
dingusdev	3dc46ae664	Further opcode fixing	2020-01-17 21:26:09 -07:00
dingusdev	add1ac7a3d	Corrected several loading instructions	2020-01-17 21:06:26 -07:00
dingusdev	b414c68d81	Opcode table fix for tlbsync	2020-01-17 18:58:40 -07:00
dingusdev	3010708f2a	mfsrin fixed	2020-01-16 19:25:41 -07:00
dingusdev	6dd8d55577	Profiler + Missing Instruction Added	2020-01-14 20:50:01 -07:00
Maxim Poliakovski	0b0c00b653	Add aligned macros for reading ints from memory.	2020-01-13 03:05:50 +01:00
Maxim Poliakovski	720b35aa26	Move endian swapping code to endianswap.h. ... Remove superfluous endian swapping wrappers.	2020-01-12 22:51:37 +01:00
dingusdev	fbe82010f8	Fixing up FPU opcodes further	2020-01-11 21:17:29 -07:00
dingusdev	ea7c34f0d9	Merge branch 'master' of https://github.com/dingusdev/dingusppc	2020-01-11 19:44:46 -07:00
dingusdev	c5ac0a2420	FPU Fixing + Preparing for more debugging	2020-01-11 18:43:47 -07:00
Maxim Poliakovski	2d5e436ad4	Refactor PPC exception handling, part 1.	2020-01-12 02:35:54 +01:00
Maxim Poliakovski	bd5ae4a45a	More memreadwrite macros usage.	2020-01-06 03:46:23 +01:00
dingusdev	b92fe60fad	Header updates + NVRAM Fix	2020-01-05 10:38:32 -07:00
dingusdev	b5074e4ce1	Started work on NVRAM ... Tried to also fix some issued with MSVC	2020-01-05 09:52:46 -07:00
Maxim Poliakovski	e76ef61f53	ppcexec: pagewise MMU translation for code.	2020-01-04 02:07:36 +01:00
Maxim Poliakovski	99288e44d1	ppcmmu: add a comment describing missing features.	2020-01-03 21:21:41 +01:00
Maxim Poliakovski	7bae155fc3	ppcemu: add PTEG integrity check.	2020-01-03 21:18:07 +01:00
Maxim Poliakovski	74882c8082	ppcemu: remove unused global variables.	2020-01-03 21:18:07 +01:00
Maxim Poliakovski	4b843157d9	ppcemu: refactor page address translation. ... The refactored code is UNTESTED. Moreover, no TLB is currently implemeneted.	2020-01-03 16:22:38 +01:00
Maxim Poliakovski	241031dfe7	Move big-endian memory access to memreadwrite.h.	2020-01-03 16:08:00 +01:00
Maxim Poliakovski	01dffb84f3	Move all PPC code execution to ppcexec.cpp.	2019-12-28 02:49:58 +01:00
Maxim Poliakovski	2d8150a201	Move opcode decoding tables to ppcexec.cpp.	2019-12-28 01:58:51 +01:00
Maxim Poliakovski	db89c23bf0	Move ppcemumain.h to /cpu/ppc/ppcemu.h.	2019-12-27 20:10:36 +01:00
Maxim Poliakovski	87ca977ae7	Rename ppcmemory to ppcmmu.	2019-12-27 20:00:53 +01:00
Maxim Poliakovski	134eda8c12	Clean up some comments and messages.	2019-12-27 00:42:02 +01:00
Maxim Poliakovski	ad5f3a9435	Move PPC emulation code into /cpu/ppc subdirectory.	2019-12-23 10:38:16 +01:00