Macintosh-Tools/dingusppc
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403 Commits 30 Branches 1 Tag 14 MiB
6c6247b94f
Commit Graph

63 Commits

Author SHA1 Message Date
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
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
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
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
dingusdev
60ffa5bfac Initial attempt at fixing SDL2 building for Windows 2020-03-22 20:15:12 -07:00
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
354409812e Updating files with proper licensing header 2020-02-28 09:04:28 -07:00
Maxim Poliakovski
90779bd9c6 Remove log messages from cache/TLB instructions. 2020-02-27 16:31:22 +01:00
dingusdev
6c1dc8aaf0 Further logging work 2020-02-24 19:50:52 -07:00
dingusdev
d91950e582 Further logging code. 2020-02-23 22:36:31 -07:00
dingusdev
30b1116393 Implemeted limited simplified mnemonics for rlwinm 2020-02-10 20:02:41 -07:00
Maxim Poliakovski
26bd402f44 ppcopcodes: optimize ppc_changecrf0() a bit. 2020-02-10 23:07:39 +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
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
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
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
aad75266f7 Fix cntlzw emulation. 2020-01-31 18:03:27 +01:00
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
dingusdev
aa20d64b48 SPRs now use symbolic names 2020-01-27 20:39:23 -07:00
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
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
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