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11,288 Commits 8 Branches 121 Tags 496 MiB
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155 Commits

Author SHA1 Message Date
Thomas Harte
a3d37640aa Switch include guards to #pragma once. 2024-01-16 23:34:46 -05:00
Thomas Harte
de230fb6be Resolve for work factored out. 2023-10-25 22:21:23 -04:00
Thomas Harte
28c79b2885 Eliminate redundant [space][tab] pairs. 2023-05-12 14:14:45 -04:00
Thomas Harte
2b56b7be0d Simplify namespace syntax. 2023-05-10 16:02:18 -05:00
Thomas Harte
8808014a85 Add AddressingMode::ExtensionWord to the executor. 2022-12-19 11:07:58 -05:00
Thomas Harte
6832cbeb31 Attempt fully to tie together 68020+ addressing. 2022-12-19 10:38:51 -05:00
Thomas Harte
08b3c42a5c Edge further towards supporting full extension words. 2022-12-10 16:22:16 -05:00
Thomas Harte
95c526d957 Start arrangements for full extension words. 2022-11-30 16:21:35 -05:00
Thomas Harte
5813e2b6c6 Round out the list of operand flags. 2022-11-14 15:58:58 -05:00
Thomas Harte
ccadf69630 Add test of operand_flags and operand_size; add entries for missing 68000 and 68010 instructions. 2022-10-31 15:15:05 -04:00
Thomas Harte
cabf1a052c Fill in operand sizes and flags for the 68010 extensions. 2022-10-27 09:39:00 -04:00
Thomas Harte
83b9fc3318 Declare TRAPcc operand size. 2022-10-25 12:20:40 -04:00
Thomas Harte
9a56d053f8 Introduce/extend 68k enums to cover 68020 instruction set. 2022-10-22 15:20:30 -04:00
Thomas Harte
cb0e259339 Start the process of decoding 68020 operations. 2022-10-21 15:28:29 -04:00
Thomas Harte
ec728ad573 Fix ADD/SUBX carry. 2022-10-19 22:17:51 -04:00
Thomas Harte
bc9ddacb8d Improve commentary. 2022-10-19 14:40:29 -04:00
Thomas Harte
979bf42541 Fix ASL overflow test. 2022-10-18 22:43:17 -04:00
Thomas Harte
d09473b66f Move common negative and zero logic into Status. 2022-10-18 14:51:51 -04:00
Thomas Harte
b31b4a5d10 Reformulate NOT in terms of EOR, and clean up elsewhere. 2022-10-18 12:17:55 -04:00
Thomas Harte
5560a0ed39 Fix overflow test for ASL. 2022-10-18 11:47:36 -04:00
Thomas Harte
a1ae7c28b2 Add various insurances against undefined behaviour. 2022-10-18 11:30:40 -04:00
Thomas Harte
fb2b7969a2 Add TODO to self on undefined behaviour. 2022-10-17 23:14:14 -04:00
Thomas Harte
abb19e6670 Populate carry whenever count != 0, regardless of modulo. 2022-10-17 22:57:21 -04:00
Thomas Harte
555250dbd9 Don't trample on X before use. 2022-10-17 22:19:35 -04:00
Thomas Harte
8148397f62 Fill in comments, eliminate u/s_extend16 macros. 2022-10-17 15:37:13 -04:00
Thomas Harte
f095bba1ca Eliminate bitwise macros. 2022-10-17 15:21:54 -04:00
Thomas Harte
ee3a3df0b5 Eliminate SBCD macro. 2022-10-17 15:12:38 -04:00
Thomas Harte
aff1caed15 Clean up formatting. 2022-10-17 15:05:23 -04:00
Thomas Harte
da03cd58c1 Add overt casting. 2022-10-17 15:04:28 -04:00
Thomas Harte
ce98ca4bdd Pull RO[L/R][X]m out of their macro stupor. 2022-10-17 11:27:04 -04:00
Thomas Harte
cc55f0586d Clean up ASL/ASR/LSL/LSRm. 2022-10-17 11:18:10 -04:00
Thomas Harte
47e8f3c0f1 Collapse [A/L]S[L/R].[bwl] into a template. 2022-10-16 22:21:20 -04:00
Thomas Harte
d5ceb934d2 Fix overflow flags, avoid bigger-word usage. 2022-10-16 21:52:00 -04:00
Thomas Harte
17c1e51231 Commute ROL/ROR to templates. 2022-10-16 12:19:09 -04:00
Thomas Harte
fee072b404 Commute ROXL and ROXR into a template. 2022-10-16 12:06:28 -04:00
Thomas Harte
0a9c392371 Remove unused bit_count. 2022-10-13 15:01:06 -04:00
Thomas Harte
06dbb7167b Unify TST. 2022-10-11 21:31:14 -04:00
Thomas Harte
eff9a09b9f Collapse MOVE and NEG[X] similarities. 2022-10-11 21:27:18 -04:00
Thomas Harte
1f19141746 Eliminate BiggerInt. 2022-10-11 16:19:47 -04:00
Thomas Harte
28093196b9 Convert DIVU/DIVS logic to a template. 2022-10-11 16:16:53 -04:00
Thomas Harte
eb206a08d9 Templatise MULU/MULS. 2022-10-11 16:02:20 -04:00
Thomas Harte
b2f005da1b Collapse SR/CCR bitwise operations into a template. 2022-10-11 15:53:11 -04:00
Thomas Harte
8305a3b46a Consolidate compare logic. 2022-10-11 12:57:02 -04:00
Thomas Harte
f3f23f90a3 Consolidate repetition in CLR. 2022-10-11 11:22:34 -04:00
Thomas Harte
77bc60bf86 Consolidate BCLR, BCHG and BSET into a macro. 2022-10-11 10:47:55 -04:00
Thomas Harte
ec5d57fefe Eliminate 64-bit work. 2022-10-11 10:33:28 -04:00
Thomas Harte
58396f0c52 Perform a prima facie conversion of ADD/SUB[/X] from macros to templates. 2022-10-10 22:21:13 -04:00
Thomas Harte
02b6ea6c46 Factor out would-accept-interrupt test, per uncertainty re: level 7. 2022-06-03 08:31:56 -04:00
Thomas Harte
c3b436fe96 Use int64_t as an intermediary to avoid x86 exception on INT_MIN/-1. 2022-06-02 21:39:52 -04:00
Thomas Harte
659e4f6987 Include fixed cost of rolls. Which includes providing slightly more information to did_shift. 2022-06-01 20:30:51 -04:00