6502/millfork
1
0
Fork 0
mirror of https://github.com/KarolS/millfork.git synced 2024-07-05 09:28:54 +00:00
Code Issues Projects Releases Wiki Activity
718 Commits 1 Branch 18 Tags 5 MiB
adc93aeb74
Commit Graph

576 Commits

Author SHA1 Message Date
Karol Stasiak
46ce602a3e Allow for function alignment 2018-08-07 23:55:08 +02:00
Karol Stasiak
46df8a6f21 6502: Check if memset is over actual pointers 2018-08-07 22:15:50 +02:00
Karol Stasiak
02d6b5b71c 6502: Crank up the optimizations 2018-08-07 21:37:25 +02:00
Karol Stasiak
8dd8415432 6502: Track values of zeropage registers 2018-08-07 21:36:53 +02:00
Karol Stasiak
64744f7559 Fix initialized array allocation 2018-08-07 19:50:02 +02:00
Karol Stasiak
8dfb223a8c Fast memset for Z80 and 6502 2018-08-07 17:37:09 +02:00
Karol Stasiak
7750c4ec45 Optimize constants of form (B+A)-B 2018-08-07 17:36:14 +02:00
Karol Stasiak
f937355c54 6502: Fix word addition if zpreg is larger than 2 2018-08-07 17:35:40 +02:00
Karol Stasiak
3e7bbaf5fc Z80: optimize loads to registers pairs 2018-08-07 17:35:02 +02:00
Karol Stasiak
a8f6bc4c0e Z80: Correctly analyze flow through LDIR and LDDR 2018-08-07 17:34:31 +02:00
Karol Stasiak
c846a19eef Preliminary support for object alignment 2018-08-07 17:32:20 +02:00
Karol Stasiak
60d2cc1959 Actually enable code decuplication 2018-08-07 17:28:59 +02:00
Karol Stasiak
ff16854a11 Code deduplication 2018-08-06 19:29:09 +02:00
Karol Stasiak
f045f7f4c2 Z80: Analyze flow through RES and SET correctly 2018-08-06 19:20:07 +02:00
Karol Stasiak
86ce1d42f3 6502: More optimizations. 2018-08-06 19:19:13 +02:00
Karol Stasiak
87c5d698bc 6502: Don't optimize away things like a[f()]^=0 2018-08-06 19:17:57 +02:00
Karol Stasiak
a2eb6fe353 Z80: fix subtraction. 2018-08-06 19:17:08 +02:00
Karol Stasiak
7cf78ca2bd Use one statement preprocessor per function. 2018-08-06 19:16:42 +02:00
Karol Stasiak
bf47473162 Allow setting the size of the zeropage register from the command line. 2018-08-06 19:15:41 +02:00
Karol Stasiak
48b183828b Z80: LDH instruction for LR35902 2018-08-03 16:43:31 +02:00
Karol Stasiak
f4a2c96512 Fix comparisons 2018-08-03 16:21:02 +02:00
Karol Stasiak
fab1cafec3 Z80: Intel syntax support 2018-08-03 13:23:37 +02:00
Karol Stasiak
e393a3de9c Z80: More optimizations 2018-08-03 13:21:04 +02:00
Karol Stasiak
388ceb8b3a 6502: software BCD, increase default zpreg to 4 2018-08-03 13:06:23 +02:00
Karol Stasiak
30aa62ceaf Z80: Fix 16-bit operations 2018-08-03 13:02:18 +02:00
Karol Stasiak
779cc6ab5c Extract asDecimal. Improve constants. 2018-08-03 12:59:44 +02:00
Karol Stasiak
0a01dd30e1 6502: Fix zeropage register if larger than 2 bytes 2018-08-03 11:11:03 +02:00
Karol Stasiak
e952d89849 Z80: Intel syntax for output. 2018-08-01 21:16:20 +02:00
Karol Stasiak
d4beba11a1 Z80: >>' operator 2018-08-01 18:49:37 +02:00
Karol Stasiak
9b5b39181a Z80: Decimal subtraction on 8080, fixes for adding longs returned from functions 2018-08-01 15:33:07 +02:00
Karol Stasiak
6b02c5178a Z80: More arithmetic optimizations 2018-08-01 15:32:11 +02:00
Karol Stasiak
0326c7a73b Z80: Fix stack-related optimizations 2018-08-01 15:31:42 +02:00
Karol Stasiak
bc1dc0e500 6502: allow functions with large return values on the right hand side of modifying operators 2018-08-01 15:28:47 +02:00
Karol Stasiak
69f233e378 Z80: Interrupt handlers. Allow using IY as base pointer. 2018-08-01 12:50:05 +02:00
Karol Stasiak
99df25bde2 Fix macro expansion 2018-08-01 12:43:17 +02:00
Karol Stasiak
ffbed1ba26 Allow processed/formatted array contents inside other array literals 2018-08-01 10:34:49 +02:00
Karol Stasiak
bebb8c45a5 Z80: More optimizations 2018-08-01 10:22:34 +02:00
Karol Stasiak
e914ad6d7b Move label generation into a separate class 2018-07-31 18:16:36 +02:00
Karol Stasiak
2046f94b55 Z80: Compile 8-bit values directly into registers other than A 2018-07-31 01:00:17 +02:00
Karol Stasiak
7e6f2dd4ea Z80: CALL <number> shouldn't prevent inlining 2018-07-31 00:59:24 +02:00
Karol Stasiak
53f550d266 Z80: Fix line size calculations 2018-07-31 00:52:01 +02:00
Karol Stasiak
2bac42c187 Optimizations for LR35902 and 8080 2018-07-30 23:51:41 +02:00
Karol Stasiak
6d7643b817 6502: Better descriptions of benchmarked tests 2018-07-30 23:50:44 +02:00
Karol Stasiak
453ce93952 Z80: RLA and RL A are two very different instructions 2018-07-30 23:49:25 +02:00
Karol Stasiak
2ef79d6894 Minor improvements for Intel 8080 and ZX Spectrum 2018-07-30 18:55:20 +02:00
Karol Stasiak
998902acf6 Refactor: error logging 2018-07-30 18:53:08 +02:00
Karol Stasiak
cb92b09942 Improvements related to large types: 
– returning types larger than 2
– fastcall for 1 parameter of size 3 or 4 on Z80
– more integer types (up to int128)
– marked farword as a deprecated alias of int24
 2018-07-30 14:33:16 +02:00
Karol Stasiak
070ae395ee Text literals in expressions, escape sequences, and more 2018-07-28 00:58:20 +02:00
Karol Stasiak
514e819ddf Fix several things: 
– statement preprocessor
– unused label removal
– >>>> operator on 6502
– constant byte comparison on 6502
 2018-07-28 00:56:25 +02:00
Karol Stasiak
67f3034afb Enable 8080 and LR35902 for users 2018-07-27 19:12:54 +02:00
Karol Stasiak
3c019b06c1 Tests for LR35902 2018-07-27 19:12:28 +02:00
Karol Stasiak
5c25e653bf Many things: 
– better support for LR35902
– stack variables for 8080 and LR35902
– bugfixes
– minor optimizations
 2018-07-27 19:11:59 +02:00
Karol Stasiak
600e49cf49 Make some tests work on LR35902 2018-07-27 19:10:15 +02:00
Karol Stasiak
1948c38e04 Separate optimization presets for Z80, LR35902 and 8080 2018-07-27 19:09:38 +02:00
Karol Stasiak
b7f173fb71 Don't print debug stuff 2018-07-27 19:07:50 +02:00
Karol Stasiak
7ea2fe6a4e Almost full LR35902 opcode space coverage 2018-07-27 19:07:12 +02:00
Karol Stasiak
2ca30315ca Preparations for work on LR35902 support 2018-07-24 23:44:00 +02:00
Karol Stasiak
c5b45947dc Preliminary support for Intel 8080 2018-07-24 23:14:41 +02:00
Karol Stasiak
749defd05a Decimal subtraction fixes 2018-07-24 23:14:09 +02:00
Karol Stasiak
1e822239d0 Z80: Fix SET n,(IX+d) and related instructions 2018-07-24 20:45:30 +02:00
Karol Stasiak
b724ba9c6a Z80: Full assembly support 2018-07-24 17:40:06 +02:00
Karol Stasiak
80efa95ba7 6502: Various optimization fixes and improvements 2018-07-24 16:17:27 +02:00
Karol Stasiak
e280aca08b Z80: Emit RES and SET instructions 2018-07-24 16:16:49 +02:00
Karol Stasiak
43c044c80c Z80: Various optimizations for stack variables 2018-07-24 14:31:23 +02:00
Karol Stasiak
9bcaffaa30 Z80: Faster calling convention 2018-07-24 01:43:59 +02:00
Karol Stasiak
c9cbd267c5 6502: Fix stack variables in more complex situations 2018-07-24 01:38:10 +02:00
Karol Stasiak
4be1e46308 6502: Faster page-aligned loops 2018-07-23 16:20:49 +02:00
Karol Stasiak
a34acbf6ce Z80: Operators *'=, <<' and <<'= 2018-07-23 15:47:03 +02:00
Karol Stasiak
85243c96a7 Z80: The >>>> operator 2018-07-23 13:49:59 +02:00
Karol Stasiak
a39064cf76 Z80: Return dispatch 2018-07-23 13:41:51 +02:00
Karol Stasiak
a7e1a24be6 Show filename and context for compile errors 2018-07-23 13:11:53 +02:00
Karol Stasiak
8c1492b211 A statement preprocessor with some basic node-level optimizations 2018-07-21 23:59:16 +02:00
Karol Stasiak
07c049c168 6502: Fix the optimization of inlining a variable to the accumulator 2018-07-21 23:53:30 +02:00
Karol Stasiak
c4c1bf00f2 Enumeration types. Stricter type checks. 2018-07-20 22:46:53 +02:00
Karol Stasiak
ff93775cbe Z80: Inline byte variables into registers 2018-07-17 21:08:56 +02:00
Karol Stasiak
55e9fd5174 Z80: Optimization improvements and fixes 2018-07-17 13:08:58 +02:00
Karol Stasiak
80aef5c412 Z80: detect read/changed registers more accurately 2018-07-17 13:08:25 +02:00
Karol Stasiak
190b398711 Z80: Faster +=2 and similar 2018-07-17 13:07:47 +02:00
Karol Stasiak
5f14484503 More Z80 optimizations. Finally almost as fast as C. 2018-07-16 23:10:55 +02:00
Karol Stasiak
21b086046c Always require a full optimization context when optimizing 2018-07-16 23:09:55 +02:00
Karol Stasiak
f4ecc2512c Refactoring the inlining calculators 2018-07-16 23:05:16 +02:00
Karol Stasiak
28e11873dc Add empty parameter store removal optimization 2018-07-16 23:03:52 +02:00
Karol Stasiak
ab57090790 Improve optimization in tests for 6502 2018-07-16 23:03:12 +02:00
Karol Stasiak
5a8fe547bf Fix macros and few other things when compiling for Z80 2018-07-16 23:02:34 +02:00
Karol Stasiak
39dfe13a3f Emit LD (m),BC and similar instructions 2018-07-16 23:01:04 +02:00
Karol Stasiak
704ae17d30 Fix environment namecheck for Z80 2018-07-16 23:00:26 +02:00
Karol Stasiak
caec1bdc1b Improvements for constants 2018-07-16 23:00:05 +02:00
Karol Stasiak
0efd9ada3e Few optimization improvements for 6502 2018-07-16 22:59:08 +02:00
Karol Stasiak
b2fa129482 Improve tracking of changed and read registers on Z80 2018-07-16 22:57:20 +02:00
Karol Stasiak
2c0256c1c1 Tons of Z80 improvements: 
– long assignments
– word and long comparisons
– byte multiplication
– correct sign extension
– fixed flow analysis for LD A,(IX,0) and similar
– unused variable store elimination
– unused code elimination
– unused label elimination
– poinless stack stashing elimination
– function inlining
– other flow analysis improvements
– other bugfixes
– other stuff
– more tests
 2018-07-16 00:13:35 +02:00
Karol Stasiak
ca4ae4ce2e Fix optimization of ADC on 6502 2018-07-16 00:07:22 +02:00
Karol Stasiak
215d8d92b4 Preprocessor. Z80 improvements. Library improvements. 2018-07-12 19:39:25 +02:00
Karol Stasiak
35f3638a4f Added alias support 2018-07-12 01:23:38 +02:00
Karol Stasiak
2c8de8b6a5 Text encoding improvements 2018-07-07 00:58:44 +02:00
Karol Stasiak
265f729b24 Fix Z80-based platforms 2018-07-07 00:13:46 +02:00
Karol Stasiak
a00ba49820 Multiple improvements and fixes: 
– reorganized code for future support of larger zeropage register sets
– added stack-allocated variables for Z80
– added many stack-related optimizations for 6502 and Z80
– fixed flow analysis and optimization bugs for Z80
– flow analysis for stack-allocated variables on Z80
– added more optimizations for 6502 and Z80
– fixed IX/IY-indexed operations on Z80
– code cleanup
 2018-07-06 22:45:59 +02:00
Karol Stasiak
55b42645be Don't print an extra newline on ZX Spectrum 2018-07-06 22:38:19 +02:00
Karol Stasiak
40c98567a0 Make the parser much faster 2018-07-06 01:05:24 +02:00
Karol Stasiak
dffc6e71d9 Optimize operations on known register values 2018-07-05 00:58:07 +02:00
Karol Stasiak
670741392c Fix tests 2018-07-05 00:57:43 +02:00
Karol Stasiak
c3504a63b3 ZX Spectrum improvements 2018-07-05 00:50:13 +02:00
Karol Stasiak
fe85757e00 Initial and very incomplete support for Z80 assembly 2018-07-05 00:49:51 +02:00
Karol Stasiak
24ae52e3cc Really early and very incomplete ZX Spectrum support 2018-07-03 22:37:18 +02:00
Karol Stasiak
00be0b552e Use target file name as disk label 2018-07-03 22:36:15 +02:00
Karol Stasiak
3390fe552e Allocate all variables in single pass on Z80 2018-07-03 22:34:45 +02:00
Karol Stasiak
4acc040813 More tests for Z80 2018-07-03 01:52:29 +02:00
Karol Stasiak
0da4637036 Fix and extend Z80 word/long operations 2018-07-03 01:47:31 +02:00
Karol Stasiak
57bde60ced Fix Z80 shifting 2018-07-03 01:46:57 +02:00
Karol Stasiak
e5ee32f7d6 Fix Z80 reverse flow analysis for CP 2018-07-03 01:45:58 +02:00
Karol Stasiak
be04c9b195 Fix emitting constant decimal expressions 2018-07-03 01:45:20 +02:00
Karol Stasiak
da023daadc Z80 doesn't have a zeropage 2018-07-02 22:34:29 +02:00
Karol Stasiak
02a408e1be Fix array iteration on Z80 2018-07-02 22:33:43 +02:00
Karol Stasiak
a394ab631f Faster array iteration for Z80 2018-07-02 14:59:21 +02:00
Karol Stasiak
619bf8116a Optimization fixes and improvements for Z80 2018-07-02 14:58:45 +02:00
Karol Stasiak
9512e8e7ae Really early and very incomplete PC-88 support 2018-07-02 00:31:47 +02:00
Karol Stasiak
62e94d96f7 Added unsigned byte comparisons for Z80 2018-07-02 00:18:33 +02:00
Karol Stasiak
4d00cb4db9 Added Z80 emulator for testing 2018-07-01 22:28:27 +02:00
Karol Stasiak
dc3425f64e Preliminary and partial machine code output for Z80 2018-07-01 22:28:09 +02:00
Karol Stasiak
893515b649 8- and 16-bit shifting for Z80 2018-07-01 22:27:12 +02:00
Karol Stasiak
f7f22767e4 Various minor Z80-related fixes 2018-07-01 22:26:30 +02:00
Karol Stasiak
35caae6d8b Unify syntax of command-line switches 2018-07-01 19:19:30 +02:00
Karol Stasiak
f51e42cc1d Fixed all the legal stuff 2018-06-25 22:42:12 +02:00
Karol Stasiak
2500f842e9 Interprocedural optimization plus some minor fixes: 
– fixed handling LDX/LDY/LDZ when inlining variables into registers
– fixed CLA/CLX/CLY instruction generation
– refactored optimization definitions
 2018-06-25 21:29:04 +02:00
Karol Stasiak
57740cc6b4 Optimizations for shifting 2018-06-25 01:13:01 +02:00
Karol Stasiak
83e055a1d1 Allow for "file" array specifier inside another array 2018-06-24 00:30:57 +02:00
Karol Stasiak
86ce4c75ad Take into account that the sole byte parameter is passed via the accumulator in more locations 2018-06-23 23:47:18 +02:00
Karol Stasiak
456c674a0c Track equality of S and X. Add relevant optimizations. 2018-06-23 23:24:32 +02:00
Karol Stasiak
bc21e5befc If a function has one small parameter, pass it via the accumulator 2018-06-23 23:14:53 +02:00
Karol Stasiak
816bfb5f06 Optimization improvements: 
– better zeropage register flow tracking
– reverse flow analysis speed improvement
– optimize TXA/TAX after LAX
– don't stash A onto stack over externally linear code blocks
 2018-06-19 14:23:24 +02:00
Karol Stasiak
992ea7090e Comparison fixes and improvements 2018-06-19 00:08:04 +02:00
Karol Stasiak
13b06bd505 Fix zeropage allocation 2018-06-18 22:40:14 +02:00
Karol Stasiak
9b7d58cf65 Optimizing addition by replacing it with bit ops (NMOS) or increments (CMOS) 2018-06-18 19:48:47 +02:00
Karol Stasiak
7510b44412 Optimization improvements: 
– reloading from zeropage is faster than stashing the result into another register
– more jumping optimizations
 2018-06-18 19:12:36 +02:00
Karol Stasiak
daf8461c07 Allocating arbitrary variables in the zeropage and using zeropage addressing when appropriate 2018-06-18 17:59:47 +02:00
Karol Stasiak
ca14e417dd Loop compilation/optimization fixes/improvements 2018-06-18 17:54:45 +02:00
Karol Stasiak
24a3943501 Array filters (@word, @word_be) 2018-06-18 02:52:14 +02:00
Karol Stasiak
0f453e2d2c Start of the Z80 backend 2018-06-17 02:01:35 +02:00
Karol Stasiak
780bfa3428 Fix for i,$FF,downto,0 2018-06-12 23:35:26 +02:00
Karol Stasiak
5ee550af3b Fix double load optimization 2018-06-12 23:34:41 +02:00
Karol Stasiak
7fc8678eec Better logging when shortening jumps 2018-06-12 23:34:16 +02:00
Karol Stasiak
5281b5f527 Refactoring for the upcoming Z80 support 2018-06-12 22:46:20 +02:00
Karol Stasiak
70818cc3d2 Fixing invalid short jumps 2018-06-11 00:04:24 +02:00
Karol Stasiak
a16f662031 Optimization fixes 2018-06-10 23:44:45 +02:00
Karol Stasiak
278cbcec63 Fixed return dispatch returns on LUnix. Added non-relocated address constants. 2018-06-10 01:56:04 +02:00
Karol Stasiak
8a417768b8 Removed a really invalid optimization 2018-06-10 01:48:42 +02:00
Karol Stasiak
8931ced6fc Preliminary LUnix support 2018-06-09 00:18:21 +02:00
Karol Stasiak
5dc1bba8ed Multiple improvements: 
- fixed some invalid LDX(zp),Y instructions
- better error reporting
- removing unused extern functions
- a new testcase
 2018-06-09 00:08:17 +02:00
Karol Stasiak
10860f6c5f Fixed flag checks during optimisation 2018-06-04 16:49:45 +02:00
Karol Stasiak
c71af26989 Documentation updates 2018-06-04 16:24:18 +02:00
Karol Stasiak
0919a98e4b Fix for i,const,downto,0 loops 2018-06-04 09:44:54 +02:00
Karol Stasiak
0c50c4562a Optimize more pointless loads from the same memory/register 2018-06-04 09:44:24 +02:00
Karol Stasiak
beef56cdab Fillout the call graph for variable overlap calculations 2018-06-04 09:43:51 +02:00
Karol Stasiak
b6e61f16ec Optimizations of adding one 2018-06-01 09:51:59 +02:00
Karol Stasiak
1d468e1313 Index changing optimization fix 2018-06-01 09:51:30 +02:00
Karol Stasiak
a671ac1d06 Optimization improvements and fixes 2018-05-14 02:20:36 +02:00
Karol Stasiak
fae7bb31c9 Flow analysis fixes 2018-05-14 02:19:39 +02:00
Karol Stasiak
8cc3399239 Comparison fix 2018-05-14 02:18:46 +02:00
Karol Stasiak
28e53272b9 Removal of pointless constant type; variable-to-register inlining fix 2018-05-14 02:18:33 +02:00
Karol Stasiak
2f1faa12c2 A 24-bit integer type 2018-05-14 02:16:46 +02:00
Karol Stasiak
60b9378554 More aggressive constant simplification 2018-04-15 02:21:51 +02:00
Karol Stasiak
a2171aeef0 Trace output fix 2018-04-15 02:21:28 +02:00
Karol Stasiak
58f85bb46e Optimization improvements 2018-04-15 02:07:44 +02:00
Karol Stasiak
cdfbbf61b8 Fixed allocating allocating local variables twice 2018-04-15 01:29:47 +02:00
Karol Stasiak
76a30acf9a Preliminary BBC Micro support 2018-04-02 23:40:40 +02:00
Karol Stasiak
146e598636 Optimizing CMP/CPX/CPY/CPZ #0 2018-04-02 21:57:53 +02:00
Karol Stasiak
0ddf2f31c8 Inserting raw byte sequences in assembly 2018-04-02 21:40:54 +02:00
Karol Stasiak
d6995091cf Character literals 2018-04-02 21:06:18 +02:00
Karol Stasiak
95375378ed More text codecs 2018-04-02 19:47:11 +02:00
Karol Stasiak
1fcbf9fd5b More uses for the DCP instruction 2018-03-28 18:56:11 +02:00
Karol Stasiak
343d339da3 Don't remove loads that are required for flags 2018-03-28 18:55:49 +02:00
Karol Stasiak
d785d43ae7 Many optimization improvements and bugfixes 
- fixed VariableToRegisterOptimization removing variables during superoptimization
- fixed PointlessMathFromFlow giving results that do not fit a byte
- fixed PointlessLoadBeforeReturn moving reads from before to after memory modification
- achieved and exceeded CC65 performance when doing 16-bit Eratosthenes sieve
 2018-03-28 12:37:38 +02:00
Karol Stasiak
cb3d848d0a Prevent all functions with return dispatch from being inlined 2018-03-27 00:38:40 +02:00
Karol Stasiak
0231e4c4fd Added ATASCII text codec 2018-03-26 00:01:29 +02:00
Karol Stasiak
e32887b6b7 Added array initialization syntax with for 2018-03-25 23:14:16 +02:00
Karol Stasiak
08544159d4 Don't emit branching instructions with broken offsets 2018-03-25 16:18:19 +02:00
Karol Stasiak
0355495aff Fixed format of array contents in assembly output 2018-03-24 17:11:10 +01:00
Karol Stasiak
c9c0c16e98 Allowed more kinds of constants within variable and array initializers 2018-03-19 21:58:51 +01:00
Karol Stasiak
7ac86b97b5 Cosmetic fixes for messages 2018-03-18 23:54:48 +01:00
Karol Stasiak
046597e9a0 Do not allocate removed variables; also, some weird bugfix 2018-03-18 23:54:32 +01:00
Karol Stasiak
9ff888c0d9 Fixed zero-extending for bytes; improved adding bytes to constant words 2018-03-18 23:54:02 +01:00
Karol Stasiak
986252db5b Added some more optimizations 2018-03-18 23:52:40 +01:00
Karol Stasiak
6fa82a5a58 Added ZeropagePseugoregister to default compilation flags 2018-03-18 23:51:25 +01:00
Karol Stasiak
5f2ecb8258 Code cleanup 2018-03-17 18:12:31 +01:00
Karol Stasiak
4f46b21867 Tiny fix 2018-03-17 18:01:44 +01:00
Karol Stasiak
fa34402749 Segment syntax test 2018-03-17 13:49:37 +01:00
Karol Stasiak
fbd9fddf44 Few optimization improvements and fixes 2018-03-16 19:03:50 +01:00
Karol Stasiak
4d927a8949 Loop unrolling improvements 2018-03-16 14:13:24 +01:00
Karol Stasiak
45e284bdb1 Fixed treatment of -Of and -Ob commandline options 2018-03-16 14:12:38 +01:00
Karol Stasiak
e0c3a566b7 Long comparisons; word vs unsigned byte comparison optimization 2018-03-16 13:19:54 +01:00
Karol Stasiak
2548822b8b Interrupt handler optimization fixes 2018-03-16 11:42:42 +01:00
Karol Stasiak
516d7eae26 Removal of the <<<< operator; nonet operation improvements 
Use `nonet(a << b)` instead of `a <<<< b`
 2018-03-16 00:34:24 +01:00
Karol Stasiak
8a347e5058 Preliminary segment support; C16/+4 fixes 2018-03-15 23:09:19 +01:00
Karol Stasiak
9e8a125487 Various optimization improvements and bugfixes 2018-03-14 18:50:58 +01:00
Karol Stasiak
38f3923d4d Shifting by variable amount 2018-03-11 23:02:34 +01:00
Karol Stasiak
89b23ee425 Expanding macros from within assembly 2018-03-10 21:52:28 +01:00
Karol Stasiak
739461bfa9 Word addition and bit ops; better handling of side effects 2018-03-10 21:48:04 +01:00
Karol Stasiak
59cf1e06b4 nonet() operator 2018-03-10 00:08:13 +01:00
Karol Stasiak
e95d403752 Flow analyser bugfixes 2018-03-10 00:07:40 +01:00
Karol Stasiak
bc077d3ada Inline assembly parsing improvements 2018-03-10 00:06:50 +01:00
Karol Stasiak
bf851af2e4 LAX optimization bugfix 2018-03-09 17:33:56 +01:00
Karol Stasiak
871143cc21 Flow analysis bugfixes 2018-03-09 17:33:39 +01:00
Karol Stasiak
a414feedec Fixed object allocation fixes, assembly output improvements 2018-03-09 16:31:49 +01:00
Karol Stasiak
807a9df8ac Fixed org option 2018-03-09 00:07:05 +01:00
Karol Stasiak
34b827df38 Small optimization bugfix 2018-03-07 16:22:28 +01:00
Karol Stasiak
1d865302ca Indexing fixes; 16-bit indexing 2018-03-07 12:36:21 +01:00
Karol Stasiak
11337f4975 Optimizing predictable reads from local variables 2018-03-06 23:43:09 +01:00
Karol Stasiak
d4d9dafbbe Inlining improvements 2018-03-06 23:28:03 +01:00
Karol Stasiak
af812fe348 else if 2018-03-06 16:46:50 +01:00
Karol Stasiak
791f910cc4 Optimize away impossible odd/even equalities 2018-03-06 16:44:57 +01:00
Karol Stasiak
9e66a0d252 Optimization performance improvements 2018-03-06 15:49:28 +01:00
Karol Stasiak
53245eb1e2 Single threaded mode 2018-03-06 01:01:22 +01:00
Karol Stasiak
1909fd7154 Initialize constant registers outside loops 2018-03-06 00:22:39 +01:00
Karol Stasiak
addfde48ec Better addition of words on stack on 65816 2018-03-06 00:21:43 +01:00
Karol Stasiak
9634ea9516 Don't emit warnings if an unused variable was assigned a simple expression 2018-03-06 00:20:50 +01:00
Karol Stasiak
92dd5d6913 Flow analysis improvements 2018-03-05 19:14:42 +01:00
Karol Stasiak
0f6bf6e63e HuC6280's SAX and SAY depend on A 2018-03-05 19:13:44 +01:00
Karol Stasiak
3cd6540f13 Slightly faster variable to register optimization 2018-03-05 19:13:20 +01:00
Karol Stasiak
56e4b1fb70 Fixed miscompiled loops 2018-03-05 18:21:20 +01:00
Karol Stasiak
05e147b880 Removal of detailed flow analysis; it was slow and not worth it 2018-03-05 12:41:43 +01:00
Karol Stasiak
15dbaad6d1 Use zero page locations as as pseudo-registers; 8-bit multiplication and 16-bit shifts 2018-03-05 12:05:37 +01:00
Karol Stasiak
656dbef184 Optimize pulling a known constant from the stack in more cases 2018-03-05 11:32:31 +01:00
Karol Stasiak
38efdcc979 Allow inlinging variables to registers if there is a non-conflicting SEP/REP instruction 2018-03-05 11:31:02 +01:00
Karol Stasiak
606011ea38 New target: C64 with SuperCPU in native mode 2018-03-03 21:41:49 +01:00
Karol Stasiak
839c52204f 65816 native mode optimization improvements 2018-03-03 21:36:26 +01:00
Karol Stasiak
50ddd52786 Added break and continue statements 2018-03-03 21:34:12 +01:00
Karol Stasiak
ccb6e35a29 Fixed PHD/PHB-related optimizations 2018-03-03 15:06:49 +01:00
Karol Stasiak
2024c33ef2 Fixed suboptimal selection of variables for register inlining 2018-03-03 15:04:39 +01:00
Karol Stasiak
77797af564 65816 and 65CE02 optimization improvements 2018-03-03 14:33:07 +01:00
Karol Stasiak
33ee5115e0 Better stack- and interrupt handling for 65816 and 65CE02 2018-03-03 14:32:11 +01:00
Karol Stasiak
35f06d5486 Optimizer shouldn't remove LDA's before TSR and TRB 2018-03-03 14:31:06 +01:00
Karol Stasiak
6ed5d51260 Preliminary support for 65816, 65CE02 and HuC6280 2018-03-03 01:21:57 +01:00
Karol Stasiak
b3e96a0c6e Using (zp,X) addressing mode when appropriate 2018-03-01 15:58:28 +01:00
Karol Stasiak
50b93db337 Constant pointer optimization 2018-03-01 15:57:54 +01:00
Karol Stasiak
f8bd496b6b Important bugfixes; removing empty stores to larger variables 2018-03-01 15:57:18 +01:00
Karol Stasiak
3dc526bcb7 hi()/lo() builtins; identity table for using index registers as operands 2018-02-28 01:13:05 +01:00
Karol Stasiak
f31086e686 Inlining improvements and bugfixes 2018-02-28 01:11:14 +01:00
Karol Stasiak
828cef58dd Small optimization fix 2018-02-28 01:09:22 +01:00
Karol Stasiak
3d056a7eee Optimization improvements 2018-02-27 12:02:15 +01:00
Karol Stasiak
f9835ebf7e Removed invalid optimization, added bit shifting optimization 2018-02-27 12:01:53 +01:00
Karol Stasiak
ee18fecedf Optimize variables only written once 2018-02-27 01:20:42 +01:00
Karol Stasiak
747925f8fd Added new -O1 optimization preset 2018-02-26 17:57:16 +01:00
Karol Stasiak
a2b6a392a5 Lazy flow analysis 2018-02-26 17:12:12 +01:00
Karol Stasiak
b9eb59ad51 Replace pointless LAX and ANC with their legal equivalents 2018-02-26 16:45:01 +01:00
Karol Stasiak
0f354d2f14 Fix for a bug in the variable-to-register optimization 2018-02-26 16:44:28 +01:00
Karol Stasiak
3c3ac9d70e Simple loop unrolling; --blast-processing command line option 2018-02-26 12:22:10 +01:00
Karol Stasiak
6f9ee33514 Added -Of and -Os command line options 2018-02-26 02:41:18 +01:00
Karol Stasiak
7b480ea876 Even more optimizations 2018-02-26 01:07:23 +01:00
Karol Stasiak
03c400a356 More diagnostic messages after compilation 2018-02-26 01:06:09 +01:00
Karol Stasiak
7cd13332a3 More optimizations using illegal opcodes 2018-02-25 00:46:21 +01:00
Karol Stasiak
6dd4a0c5ce Smarter reverse flow analyser 2018-02-25 00:45:46 +01:00
Karol Stasiak
fa56d31cb4 Fixes for pointee incrementing and decimal addition 2018-02-25 00:45:25 +01:00
Karol Stasiak
8d482ca8bf .ini parsing fix 2018-02-25 00:43:31 +01:00
Karol Stasiak
ca6534c3a7 Fix for common index subexpression elimination optimization 2018-02-22 13:36:56 +01:00
Karol Stasiak
9f54a4d111 Macros should also accept indexed expressions as actual params 2018-02-22 13:36:19 +01:00
Karol Stasiak
d6f38ba87b More optimizations 2018-02-14 22:50:34 +01:00
Karol Stasiak
54e7139e84 Refactoring 2018-02-11 18:55:21 +01:00
Karol Stasiak
2665f18c77 Macro expansion fix, improved constant folding 2018-02-03 17:49:29 +01:00
Karol Stasiak
0ca1be0c00 Tons of things: 
– changed `inline` to `macro`
– added support for parameters for macros written in Millfork
– added `inline`, `noinline`, `register` hints
– added <<<< operator
– pointer dereference expressions are now supported more widely
– C64 library fixes
– added `-O1` command line option as an alias for `-O`
 2018-02-01 22:39:38 +01:00
Karol Stasiak
c599db0068 Inline assembly improvements 2018-02-01 00:22:53 +01:00
Karol Stasiak
9410b8f9e3 Interrupt handler optimization 2018-01-31 22:27:11 +01:00
Karol Stasiak
341466b198 Decimal multiplication, decimal right shift fixes 2018-01-31 22:26:20 +01:00
Karol Stasiak
c26d36f974 Added return dispatch statements. 2018-01-30 17:38:32 +01:00
Karol Stasiak
ac51bcaf6c Optimizing pointless sign extensions 2018-01-30 17:37:37 +01:00
Karol Stasiak
49d126ffa0 RLE decoding test 2018-01-29 12:08:44 +01:00
Karol Stasiak
7bbf655e6f Optimization bugfixes 2018-01-29 12:08:21 +01:00
Karol Stasiak
17920cee26 Zeropage variable optimizations 2018-01-29 11:55:15 +01:00
Karol Stasiak
c5d4665c92 Inlining variables into accumulator; flag behaviour preservation when inlining variables 2018-01-21 21:54:37 +01:00
Karol Stasiak
7c4570766a More loop-related optimizations 2018-01-21 21:06:28 +01:00
Karol Stasiak
5d6be83499 Fix tests running in headless JVMs 2018-01-20 22:43:12 +01:00
Karol Stasiak
4e80236a65 For-to loop fixes 2018-01-20 22:32:57 +01:00
Karol Stasiak
430051635d Tail-call optimization shouldn't move discard pseudoinstructions 2018-01-20 22:03:19 +01:00
Karol Stasiak
7e04312462 More optimizations 2018-01-20 20:00:51 +01:00
Karol Stasiak
91acbfae2f Using short jumps whenever possible 2018-01-20 18:51:49 +01:00
Karol Stasiak
8d818f7624 Early name check improvements 2018-01-20 02:12:12 +01:00
Karol Stasiak
ba9e1b6475 Type casting 2018-01-20 01:54:10 +01:00
Karol Stasiak
013bcd63f1 Early name check improvements 2018-01-20 01:53:58 +01:00
Karol Stasiak
372d341763 Replacing Ml* with Mf* everywhere 2018-01-20 01:32:06 +01:00
Karol Stasiak
c520bbb698 Comparison improvements 2018-01-20 01:30:46 +01:00
Karol Stasiak
c5e01d5117 A variable with fixed address shouldn't have an initial value 2018-01-20 01:30:28 +01:00
Karol Stasiak
0b334ba570 Index register changing optimization improvement 2018-01-20 01:30:06 +01:00
Karol Stasiak
cb5f025ea9 Early name check 2018-01-20 00:57:37 +01:00
Karol Stasiak
f8f1af287f Tracing index register changes during superoptimization 2018-01-19 00:12:28 +01:00
Karol Stasiak
57e11c8741 Fixing Loading branches optimization 2018-01-19 00:11:55 +01:00
Karol Stasiak
4c0d184c47 Constant evaluation fixes 2018-01-18 22:38:17 +01:00
Karol Stasiak
64f72c8a1c Optimization fixes (inlining to registers, function inlining, bit operations, DCP opcode) 2018-01-18 22:37:57 +01:00
Karol Stasiak
d696704af9 More bit-packing and transfer optimizations 2018-01-08 12:00:46 +01:00
Karol Stasiak
4676b0d48e Variable to register optimization fixes 2018-01-08 12:00:05 +01:00
Karol Stasiak
33716f3881 Runtime bounds checking 2018-01-08 01:18:14 +01:00
Karol Stasiak
502faa3694 panic() 2018-01-08 01:17:48 +01:00
Karol Stasiak
309f12cf82 Don't optimize away PLP 2018-01-08 01:04:04 +01:00
Karol Stasiak
14a5a58134 Generate warnings on some too complex separate bytes expressions 2018-01-08 01:03:08 +01:00
Karol Stasiak
0c66dac3ae Optimizations for bit packing and common subexpressions 2018-01-07 23:32:10 +01:00
Karol Stasiak
9ea3823bfd Compilation fixes 
Separated bytes compilation fixes (although only preliminary, it's still a pretty broken feature)
Better compilation of complex expressions (don't spill to the stack so often)
 2018-01-07 23:30:43 +01:00
Karol Stasiak
2bc27fba75 Separated bytes parsing fix and "for" statement parsing fix 2018-01-07 23:28:26 +01:00
Karol Stasiak
8b086f6c2f More optimisations 2018-01-06 00:21:28 +01:00
Karol Stasiak
92999ec490 Better allocator 2018-01-04 22:58:00 +01:00
Karol Stasiak
76122a2dd7 Some more documentation 2018-01-04 01:15:04 +01:00
Karol Stasiak
1f020e2ced An instruction used for its opcode should not be elidable 2018-01-04 01:08:47 +01:00
Karol Stasiak
504cb56ee7 Multiple arguments for some relative operators 2018-01-01 22:37:23 +01:00
Karol Stasiak
3e0d1d4978 References to variables in assembly should always refer to their addresses 2018-01-01 22:13:05 +01:00