Macintosh-Tools/dingusppc
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Commit Graph

121 Commits

Author SHA1 Message Date
Maxim Poliakovski
b47de8b042 Implement MPC601 style RTC. 2022-05-21 14:51:27 +02:00
Maxim Poliakovski
646880cbf2 Interpreter loop is now controlled by exec_flags. 2022-03-02 16:55:20 +01:00
Maxim Poliakovski
f1ed56ae9a debugger: a couple of cosmetic improvements. 2022-02-26 10:57:13 +01:00
Maxim Poliakovski
d8c3cfc38e Fix next instruction address after external exceptions. 2022-01-20 01:38:41 +01:00
Maxim Poliakovski
aefc66d118 Fix external exception processing. 2022-01-10 17:56:24 +01:00
Maxim Poliakovski
339db4a078 Add timers management. 2022-01-10 17:56:24 +01:00
Maxim Poliakovski
087402290d Implement virtual time based on instruction counting. 2021-12-20 00:10:02 +01:00
dingusdev
c2a63bab09 FP Opcode Test Fixes 2021-10-30 16:43:13 -07:00
Maxim Poliakovski
c0cd6eb38f Add missing licence headers, update license date. 2021-10-23 21:00:31 +02:00
Maxim Poliakovski
9329d56d83 Move devices into dedicated subdirectories. 2021-10-23 20:17:47 +02:00
dingusdev
7919cd0590
Merge pull request #21 from dingusdev/floating-point 
Floating point fixes. Rehauled floating-point emulation code. Fixed a test suite for floating points.
 2021-10-19 07:18:21 -07:00
dingusdev
fb277945c2 Floating point test fixes 2021-10-19 07:16:15 -07:00
Maxim Poliakovski
e53296f7a9 Implement all required context-synchronizing events. 2021-10-13 20:58:09 +02:00
dingusdev
5672a154cb Floating-point refactor, part 3 
Condensed code to shorten enum names and remove casting.

Condensed mffs and partially fixed NAN checks for FADD(S).
 2021-10-10 07:48:49 -07:00
dingusdev
2d65ed47fc Floating point overhaul, part 2 
Further formatting fixes. Removed obsoleted separation definitions. Fixed rounding to nearest.
 2021-10-09 19:42:25 -07:00
dingusdev
e344b089b3 Floating point overhaul, part 1 
Cleaned up formatting and reworked the INF/NAN checks
 2021-10-09 15:08:53 -07:00
dingusdev
f605c484dd ecowx and eciwx added 2021-10-05 17:40:09 -07:00
Maxim Poliakovski
22827642e4 ppcmmu: implement 601-style BAT. 2021-09-27 12:37:35 +02:00
Maxim Poliakovski
089645e830 Implement SoftTLB for writes. 2021-08-22 17:34:23 +02:00
Maxim Poliakovski
6f9ee10de5 Rework PPC CPU profiler. 2021-04-29 02:26:17 +02:00
dingusdev
ce70b0f096 Removed obseleted function declarations 2021-02-03 20:01:02 -07:00
dingusdev
7f0acaf3d3 Load and store instruction clean-up 2021-01-25 21:03:17 -07:00
dingusdev
60f84ef0d9 Refactoring interpreter value storage 2021-01-24 11:59:16 -07:00
Maxim Poliakovski
3189876d41 ppcfpopcodes: fix fmul emulation. 2021-01-24 04:53:19 +01:00
Maxim Poliakovski
bb3f4e596e ppcexec: fix subopcode 59 dispatching. 2021-01-23 03:12:39 +01:00
Maxim Poliakovski
d8f7588693 debugger: some fixes and improvements. 2021-01-12 15:17:51 +01:00
dingusdev
2bac606365 Added to Heathrow 
Plus some debugging stuff to help figure out what register 0x34 is responsible for.
 2021-01-08 15:29:43 -07:00
dingusdev
79e3d398ba mcrf implemented 2021-01-07 20:38:32 -07:00
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
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
0c202b0c2d Merging the 68k debugger from another branch 2020-11-26 20:00:08 -07:00
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
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
d21fdb25d1 Remove unused variable grab_branch. 2020-06-01 23:12:18 +02:00
Waqar Ahmed
0ab9380be3 clang-format everything 2020-05-12 23:55:45 +05:00
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
dingusdev
354409812e Updating files with proper licensing header 2020-02-28 09:04:28 -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
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
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
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
03439b2a49 Placeholders for SUBFEO[.], SUBFMEO[.] and SUBFZEO[.]. 2020-02-04 00:58:04 +01:00
dingusdev
ddae141c22 Overflow fixes in progress 2020-01-31 16:54:37 -07:00
dingusdev
df4a963558 Quick build fix 2020-01-29 21:13:36 -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
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
0c3223454a ppcemu.h: remove initializers from typedef. 2020-01-26 20:37:29 +01:00
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
6dd8d55577 Profiler + Missing Instruction Added 2020-01-14 20:50:01 -07:00
Maxim Poliakovski
720b35aa26 Move endian swapping code to endianswap.h. 
Remove superfluous endian swapping wrappers.
 2020-01-12 22:51:37 +01:00
dingusdev
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
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
74882c8082 ppcemu: remove unused global variables. 2020-01-03 21:18:07 +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