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Code Issues Projects Releases Wiki Activity
922 Commits 1 Branch 18 Tags 5 MiB
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Commit Graph

301 Commits

Author SHA1 Message Date
Karol Stasiak
cb0718b433 6809: First bits of the code generator 2019-07-29 00:55:24 +02:00
Karol Stasiak
35ba36ce11 Function pointers – initial version 2019-07-27 00:58:10 +02:00
Karol Stasiak
3aac33b54f Add the bool type. Few boolean-related bugfixes. 2019-07-26 19:02:32 +02:00
Karol Stasiak
8d4e7b9326 Assignments of large objects accessed through pointers 2019-07-26 14:49:06 +02:00
Karol Stasiak
4b25ce2d8c Pointers to fields of array elements 2019-07-24 00:14:27 +02:00
Karol Stasiak
20f4baf2b2 Allow setting segments for multiple declarations at once 2019-07-17 20:51:34 +02:00
Karol Stasiak
11825c43e1 Check if all segment exist right after parsing 2019-07-17 20:48:31 +02:00
Karol Stasiak
e0cd000b99 Documentation tweaks 2019-07-15 14:15:05 +02:00
Karol Stasiak
f3dcfc78ba Dijkstra wept 2019-07-15 02:06:23 +02:00
Karol Stasiak
6d499f3623 Arrays with elements larger than one byte 2019-07-10 16:51:12 +02:00
Karol Stasiak
62f79388bd Slowly move towards removing the farword alias 2019-07-09 22:03:53 +02:00
Karol Stasiak
8a5672c2dc Allow declaring multiple variables in one line 2019-07-08 19:24:11 +02:00
Karol Stasiak
56c1ab008d 6502: optimize special cases of bulk memory modifications 2019-07-08 19:02:42 +02:00
Karol Stasiak
767f0da703 Placeholder for future expansion 2019-07-08 09:26:51 +02:00
Karol Stasiak
3e0dad4cb0 Few more optimizations 2019-06-28 23:19:58 +02:00
Karol Stasiak
13c23c1bd1 Java 11 compatibility 2019-06-28 17:54:08 +02:00
Karol Stasiak
0af9bc4696 Better error reporting in arithmetic tests 2019-06-28 17:53:42 +02:00
Karol Stasiak
39b07a8bae Fix init_rw_memory on Atari 2600 2019-06-28 16:44:41 +02:00
Karol Stasiak
674f8d1983 Allow initializing writable variables on cartridge targets 2019-06-28 16:28:49 +02:00
Karol Stasiak
efe69eb5a9 Fix performance regressions and some bugs 2019-06-27 00:18:05 +02:00
Karol Stasiak
51599c9615 Allow defining free zeropage bytes instead of pointers 2019-06-26 18:33:59 +02:00
Karol Stasiak
c580ba33ea Fix nested #ifs 2019-06-26 18:31:45 +02:00
Karol Stasiak
c9a65d5971 Added #define directive 2019-06-26 13:43:15 +02:00
Karol Stasiak
22cdd1c768 Z80: Fix stack variable optimizations when addresses of stack variables are taken (2) 2019-06-26 10:46:59 +02:00
Karol Stasiak
afa871abcf Z80: Fix stack variable optimizations when addresses of stack variables are taken 2019-06-26 02:11:53 +02:00
Karol Stasiak
a3b21c4810 8080: Use pointers instead of indexing when traversing an array in a loop 2019-06-26 01:56:32 +02:00
Karol Stasiak
2282e56845 6502: Faster summing for-loops 2019-06-25 18:23:31 +02:00
Karol Stasiak
e394fe15c3 Add struct literals 2019-06-25 00:45:49 +02:00
Karol Stasiak
d8defaad82 Fix and document for-each loops 2019-06-24 23:51:17 +02:00
Karol Stasiak
25c440f17d Add local arrays 2019-06-24 22:32:29 +02:00
Karol Stasiak
663e38c264 Optimizations: 
– optimize multiplication and division by constants
– optimize multiplication, division and shifts for size
 2019-06-24 15:20:39 +02:00
Karol Stasiak
869211658a Division optimizations 2019-06-24 00:13:16 +02:00
Karol Stasiak
0205520bf9 Allow taking addresses of stack variables 2019-06-23 22:53:42 +02:00
Karol Stasiak
63c43c414a Various fixes related to the -> operator 2019-06-23 19:44:53 +02:00
Karol Stasiak
ba16021426 Allow using $$ instead of # in preprocessor directives 2019-06-14 15:33:17 +02:00
Karol Stasiak
2a233930e8 8080: improve comparisons against constants 2019-06-14 15:19:13 +02:00
Karol Stasiak
51a6ec9d73 Preprocessor: add #use A=B and if(i,t,e) 2019-06-14 12:00:45 +02:00
Karol Stasiak
3852b2dbe9 More label file formats 2019-06-14 11:39:11 +02:00
Karol Stasiak
dc13dbaa9a Code cleanup 2019-06-12 22:55:34 +02:00
Karol Stasiak
0f179f79aa Many big important things: 
– Add support for undocumented 8085 instructions
– Convert undocumented  8085 instructions to 8086
– Add new CPU types and categorize CPU types correctly
– Fix macro expansion in some situations
– Improve 8080 optimizations
– Improve documentation
– Other improvements
 2019-06-12 12:06:02 +02:00
Karol Stasiak
4ec2fc2f62 Make tests toggleable by platform 2019-06-12 02:58:33 +02:00
Karol Stasiak
3b3fb24284 8086: partially fix memory leak in unit tests 2019-06-12 02:56:44 +02:00
Karol Stasiak
a1b868e3df Optimize byte division by power of two 2019-06-06 13:35:26 +02:00
Karol Stasiak
e31737ad40 Unsigned division of word by byte 2019-06-06 13:06:30 +02:00
Karol Stasiak
2583f280a8 Unsigned byte division by non-constant 2019-06-06 01:17:34 +02:00
Karol Stasiak
010b44f23e Unsigned byte division by a constant 2019-06-05 18:36:39 +02:00
Karol Stasiak
b3bb9bb063 Intel 8085 support 2019-05-31 17:27:38 +02:00
Karol Stasiak
1cb3b672b1 Add 8080-to-8086 translation 2019-05-31 17:03:35 +02:00
Karol Stasiak
d461046566 6502: use index registers less often 2019-05-29 14:09:41 +02:00
Karol Stasiak
d23f6e4248 6502: improve optimizations using undocumented instructions 2019-05-29 14:09:21 +02:00
Karol Stasiak
138dcfa19f 8080: implement signed byte comparisons for CPU's without the overflow flag 2019-05-29 14:07:57 +02:00
Karol Stasiak
62984fce9b 8080: optimize handling 2-byte parameters 2019-05-02 13:33:45 +02:00
Karol Stasiak
1862fed70f The @struct array format; fix the @long format 2019-04-30 01:30:22 +02:00
Karol Stasiak
d9f88cdfad Const arrays 2019-04-30 00:41:42 +02:00
Karol Stasiak
546c4d0f44 Unified syntax for indexing 2019-04-18 16:24:46 +02:00
Karol Stasiak
0a36d83164 nullptr 2019-04-16 16:59:16 +02:00
Karol Stasiak
9ea04db566 Use the return variable directly if applicable 2019-04-16 16:34:17 +02:00
Karol Stasiak
629691dfb3 Fix stack variables on 8080 and LR35902 2019-04-16 12:09:14 +02:00
Karol Stasiak
d0f64f2cee Short syntax for small functions 2019-04-15 19:56:14 +02:00
Karol Stasiak
029e84b0f0 Unions, typed pointers, indirect field access via pointers 2019-04-15 19:45:26 +02:00
Karol Stasiak
1ba4b57c1c Array elements can now be types other than byte 2019-04-15 01:57:18 +02:00
Karol Stasiak
d3e62c0065 Preliminary struct support 2019-04-15 01:30:47 +02:00
Karol Stasiak
4cd1db0e0f Allow putting pointer variables anywhere 2019-04-15 00:27:34 +02:00
Karol Stasiak
194f79f907 65816: Various fixes regarding (d,S),Y addressing mode 2019-04-15 00:21:25 +02:00
Karol Stasiak
69ccd993b2 6502: Functions shouldn't use index registers if not necessary 2019-03-18 21:54:26 +01:00
Karol Stasiak
b8547ed154 Aliases should access subfields 2019-03-18 15:14:13 +01:00
Karol Stasiak
6979cbfe39 Generate checksums for Game Boy 2019-01-11 15:17:48 +01:00
Karol Stasiak
fb42e77e6e 6502: Two fixes: 
– fix writing constants to volatile variables
– fix optimizing variables to registers yet again
 2018-12-31 13:19:13 +01:00
Karol Stasiak
d7b2181ef5 If a variable is used wholly within a loop body and initialized conditionally, do not remove the last store to it 2018-12-29 20:07:43 +01:00
Karol Stasiak
cbe709a9cf 6502: fix optimizations using index registers 2018-12-29 20:01:17 +01:00
Karol Stasiak
f848bf898c 6502: inline variables to registers swapping addressing modes 2018-12-27 20:49:54 +01:00
Karol Stasiak
59afc24db6 Fix memset 2018-12-27 14:19:04 +01:00
Karol Stasiak
0ded460840 8080: Test subroutine extraction 2018-12-27 14:18:30 +01:00
Karol Stasiak
9ff254c72d Allow hi() and lo() in inline assembly 2018-12-27 14:17:48 +01:00
Karol Stasiak
4d64bbafac 6502: always fold constants 2018-12-27 14:16:34 +01:00
Karol Stasiak
f12463aef0 Optimization refactoring: 
– -Of should imply -finline
– certain optimizations should be controllable
– unused global symbols should be removed even if we're not optimizing
 2018-12-27 01:18:29 +01:00
Karol Stasiak
0bb662183c Faster comparisons to 0 and $FFFF 2018-12-26 02:05:41 +01:00
Karol Stasiak
bf5639761b Optimize constant comparisons 2018-12-26 01:01:43 +01:00
Karol Stasiak
acaaa5bdfe Implicit ranges in for loops are dumb, remove 2018-12-22 01:30:54 +01:00
Karol Stasiak
84c3406dc7 Fix for over enum 2018-12-22 01:30:39 +01:00
Karol Stasiak
02e91070aa Accept bytes as LHS for >>>> 2018-12-21 22:36:53 +01:00
Karol Stasiak
d62901fb51 6502: Allow more complex expressions 2018-12-21 22:36:29 +01:00
Karol Stasiak
36a0065b96 Forbid redefining builtins 2018-12-21 22:35:16 +01:00
Karol Stasiak
e43fb39781 Optimize some stdlib calls 2018-12-21 22:33:27 +01:00
Karol Stasiak
960cee5124 Foreach statement; emitting subprocedures 2018-12-19 18:13:38 +01:00
Karol Stasiak
fc10746522 Alias improvements: 
– aliases can now override other objects
– take aliases into account when ordering functions for optimizations and inlining
 2018-12-19 17:33:51 +01:00
Karol Stasiak
49ee0fd3a2 MInor test suite improvements 2018-12-19 17:28:15 +01:00
Karol Stasiak
bcd17f1a78 6502: more bit-twiddling optimizations 2018-12-19 01:11:40 +01:00
Karol Stasiak
08f9426ccb Multiplication fixes and improvements 2018-12-19 01:10:39 +01:00
Karol Stasiak
2454f223c8 Return dispatch over enums 2018-12-19 01:04:56 +01:00
Karol Stasiak
acf9db80d3 Reenable mistakenly disabled tests 2018-12-16 22:56:02 +01:00
Karol Stasiak
eb29e78f56 More warnings 2018-12-16 21:07:27 +01:00
Karol Stasiak
5a99dc7293 65816: various improvements 2018-12-16 19:34:33 +01:00
Karol Stasiak
cd8697552c Add sizeof operator 2018-12-16 15:43:17 +01:00
Karol Stasiak
0e5d79f222 6502 Minor comparison optimisation 2018-12-15 00:01:34 +01:00
Karol Stasiak
f32d72b51f Multiplication u16×u8 2018-12-14 22:50:20 +01:00
Karol Stasiak
65f5c552b4 6502: optimization improvements 2018-12-14 22:09:22 +01:00
Karol Stasiak
c28b71add5 6502: Stack-related things: 
– software variable stack
– fixes for handling stack variables
 2018-12-14 22:01:52 +01:00
Karol Stasiak
eb6b7d7769 Fix and improve nonet operations 2018-12-14 15:43:12 +01:00
Karol Stasiak
406d69c74a Add original line numbers to generated assembly 2018-12-14 15:42:31 +01:00