Commit Graph

691 Commits

Author SHA1 Message Date
Irmen de Jong
fdd91170dc allow simple binary expressions as array indexing too, but not more 2020-10-17 22:43:35 +02:00
Irmen de Jong
157484d94b adapted p8 code to restricted array indexing 2020-10-17 19:57:55 +02:00
Irmen de Jong
7cb4100419 string can be compared directly (uses strcmp() automatically in asm) 2020-10-17 02:01:00 +02:00
Irmen de Jong
2d3b7eb878 started making string compares use strcmp() automatically 2020-10-17 01:11:01 +02:00
Irmen de Jong
4d01a78731 introduced strcmp() builtin function 2020-10-16 19:00:06 +02:00
Irmen de Jong
a03e36828a fixed lines in assembly source optimizer 2020-10-16 01:48:03 +02:00
Irmen de Jong
260fb65b06 making strcmp 2020-10-16 00:11:46 +02:00
Irmen de Jong
9fb8526136 added conv.bin and hex string to number 2020-10-15 23:47:10 +02:00
Irmen de Jong
26fc5ff5e2 preparing conv.bin and hex string to number 2020-10-15 23:10:28 +02:00
Irmen de Jong
5060f0bb19 fixed assigning a memory byte from an array 2020-10-15 22:15:00 +02:00
Irmen de Jong
4d68b508a2 proper error if variable name is the same as its subroutine or block (that would create naming problems in the assembly code) 2020-10-15 20:48:18 +02:00
Irmen de Jong
cd825e386d fix invalid address-of error when taking address of struct variable 2020-10-15 20:14:17 +02:00
Irmen de Jong
aba437e5a2 diskio load and save use kernel routines for load and save, and don't bother with SEQ files 2020-10-14 22:33:49 +02:00
Irmen de Jong
efe3ed499b starting with load/save in textelite 2020-10-14 02:51:00 +02:00
Irmen de Jong
439761cb67 fixed C64 ZP addresses to allow disk I/O, introduced diskio library module 2020-10-14 01:17:18 +02:00
Irmen de Jong
bee6c65293 fixed several bugs in the repeat assembly for loop sizes like 0 and 256 2020-10-13 21:48:15 +02:00
Irmen de Jong
10145b946b invalid repeat loop code is generated... 2020-10-13 16:27:40 +02:00
Irmen de Jong
ebf4b50059 reused existing CallGraph to check for recursion, which is now fixed. It's a warning too now. 2020-10-12 23:04:00 +02:00
Irmen de Jong
f2c19afd95 version 4.5 2020-10-11 21:47:41 +02:00
Irmen de Jong
ec9e722927 added conv.str2byte and conv.str2ubyte 2020-10-11 18:36:20 +02:00
Irmen de Jong
b759d5e06a fixed X register corruption on Cx16 verions of float.GIVUAYFAY and GIVAYFAY 2020-10-11 17:46:19 +02:00
Irmen de Jong
c15fd75df7 asmassignment can now use arbitrary source symbols; optimized byte-word sign extesion with this to not use stack anymore 2020-10-11 15:44:08 +02:00
Irmen de Jong
73524e01a6 really fix byte-word sign extension for function args as expression 2020-10-11 03:07:45 +02:00
Irmen de Jong
9e54e11113 fixed string + string/ string * number 2020-10-11 02:34:04 +02:00
Irmen de Jong
01ac5f29db fix byte-word sign extension for function args as expression 2020-10-11 01:38:34 +02:00
Irmen de Jong
67a2241e32 textelite market start 2020-10-11 00:38:38 +02:00
Irmen de Jong
458ad1de57 fix strlen on uword (pointer) instead of str 2020-10-10 23:24:05 +02:00
Irmen de Jong
216f48b7c1 txtelite 2020-10-10 22:45:03 +02:00
Irmen de Jong
b2d1757e5a asmgen: byte to word sign extensions 2020-10-10 15:39:48 +02:00
Irmen de Jong
e5ee5be9c5 textelite 2020-10-10 04:42:17 +02:00
Irmen de Jong
bd237b2b95 it's now possible in more places to assign arrays and put array literals without the need to define explicit variable. 2020-10-10 04:30:28 +02:00
Irmen de Jong
94c30fc21e textelite 2020-10-09 22:47:42 +02:00
Irmen de Jong
6ff5470cf1 txtelite 2020-10-09 21:01:06 +02:00
Irmen de Jong
151dcfdef9 code style 2020-10-08 21:47:07 +02:00
Irmen de Jong
c426f4626c added some more missing aug assign operator code 2020-10-07 22:53:18 +02:00
Irmen de Jong
0e3c92626e fixed handling of main module when importing another. fixed diskdir closedown. 2020-10-07 21:55:00 +02:00
Irmen de Jong
e22b4cbb67 fixed invalid errormessage about memory mapped strings 2020-10-07 01:35:39 +02:00
Irmen de Jong
2b48828179 examples issues 2020-10-07 01:21:41 +02:00
Irmen de Jong
3e181362dd optimized code for processing return values from asmsubs without intermediate estack. 2020-10-07 00:51:57 +02:00
Irmen de Jong
71fd98e39e allow asmsub routines with multiple return values to be called (special case for return values in status register) 2020-10-07 00:33:42 +02:00
Irmen de Jong
ad75fcbf7e txtelite 2020-10-05 19:49:13 +02:00
Irmen de Jong
f2e2720b15 compiler crash fixed when dealing with functioncall returning a str 2020-10-04 18:47:47 +02:00
Irmen de Jong
ec8cfe1591 make string-assignment actually work (using strcpy) 2020-10-04 18:18:58 +02:00
Irmen de Jong
22eac159e5 txtelite 2020-10-04 17:47:57 +02:00
Irmen de Jong
a6427e0949 added \$HH escape character to strings 2020-10-03 15:11:09 +02:00
Irmen de Jong
46fbe01df9 added codengeration for assigment of array of values to a struct variable (all members at once) 2020-10-02 22:37:52 +02:00
Irmen de Jong
8647a8290e fix code generation for using struct vars in arrays and such 2020-10-02 22:21:18 +02:00
Irmen de Jong
3994de77d0 fix expression splitter handling related to code ballooning 2020-10-02 01:49:55 +02:00
Irmen de Jong
24c8d1f1f4 expression splitter for vardecls with binexpr init expression 2020-10-02 00:34:12 +02:00
Irmen de Jong
110f877dcc binexpr expression splitter for assignments 2020-10-02 00:04:21 +02:00
Irmen de Jong
95e9e1b550 avoid adding unneeded variable initalization assignments. Improved removal of useless double assignments. 2020-10-01 00:39:49 +02:00
Irmen de Jong
bda1c1c1eb reduce slow estack usage by splitting up simple binary expressions 2020-09-30 19:57:16 +02:00
Irmen de Jong
d020a7974a reduce slow estack usage by splitting up simple binary expressions 2020-09-30 17:51:35 +02:00
Irmen de Jong
3cd32778bb don't split expressions referencing the target variable wrongly 2020-09-30 01:11:33 +02:00
Irmen de Jong
8d67056f84 fixed estack corruption caused by c64 print_f 2020-09-29 21:12:16 +02:00
Irmen de Jong
e986973b5e wrong floats 2020-09-29 04:05:45 +02:00
Irmen de Jong
448c934cba optimized neg(x) and abs(x) 2020-09-29 03:58:17 +02:00
Irmen de Jong
96ef7ba55d fixed ast to source for structs 2020-09-29 00:28:11 +02:00
Irmen de Jong
4372de1e7e allow creating arrays of pointers to other arrays. Usefullness is very limited though... 2020-09-29 00:03:47 +02:00
Irmen de Jong
af0fb88adf allow creating string arrays. Fixed array index scaling for word arrays. 2020-09-28 02:23:36 +02:00
Irmen de Jong
066233eee8 todos 2020-09-27 22:05:44 +02:00
Irmen de Jong
6f75413c09 some more optimizations in expressions with memreads 2020-09-27 21:43:40 +02:00
Irmen de Jong
e828c013e6 fix word+/-byte errors if byte was unsigned 2020-09-27 20:23:42 +02:00
Irmen de Jong
988459f744 don't generate a byte storage for every single time a register needs saving 2020-09-27 16:26:02 +02:00
Irmen de Jong
7c701bdf3f corrections 2020-09-27 14:14:45 +02:00
Irmen de Jong
66364554c4 new comparisons testprog 2020-09-26 16:11:47 +02:00
Irmen de Jong
43f2448789 added (u)byte and (u)word '>' 2020-09-26 13:15:03 +02:00
Irmen de Jong
130cee1e70 tweak '<' code 2020-09-26 12:47:40 +02:00
Irmen de Jong
b976360248 fix fallthrough problem with 'when'. Fix too greedy asm optimization that caused conditional jumps to fail sometimes because the condition value wasn't loaded. 2020-09-26 00:22:55 +02:00
Irmen de Jong
2809668ef4 new asm code for (u)word and (u)byte < 2020-09-24 23:08:36 +02:00
Irmen de Jong
bafb86e00b new asm code for (n)equals 2020-09-24 22:28:24 +02:00
Irmen de Jong
f5db31b8ff do..until condition can now refer to variables defined in the loop's inner scope. 2020-09-24 19:26:07 +02:00
Irmen de Jong
e1d0dbed0c do..until condition can now refer to variables defined in the loop's inner scope. 2020-09-23 23:24:32 +02:00
Irmen de Jong
1d1fe364d0 added %option no_sysinit to avoid having the system re-initialization code executed at the start of the program 2020-09-23 23:01:47 +02:00
Irmen de Jong
2b9316c4ff reworked program init logic so that it is included as the first thing inside main.start itself, to allow better stand alone asm 2020-09-23 22:29:21 +02:00
Irmen de Jong
af6731c9c8 preparing version 4.3 2020-09-22 21:50:56 +02:00
Irmen de Jong
9389791d91 created own circle and disc subroutines for cx16 because its rom routine is not yet implemented and just does a BRK 2020-09-22 02:52:09 +02:00
Irmen de Jong
ffa38955d6 improved scroll_down and scroll_up to use VERA dual data ports instead of a copybuffer 2020-09-22 00:34:43 +02:00
Irmen de Jong
8d82fb6d8f added cx16 txt.scroll_right 2020-09-22 00:00:22 +02:00
Irmen de Jong
306770331a added cx16 txt.scroll_left 2020-09-21 23:39:25 +02:00
Irmen de Jong
d3f433c8cf specify VERA data port to use 2020-09-21 23:04:01 +02:00
Irmen de Jong
cf49cbd1f8 more consistent about the system reset routine 2020-09-21 22:35:07 +02:00
Irmen de Jong
8a99e75299 added cx16 txt.scroll_down 2020-09-21 22:06:48 +02:00
Irmen de Jong
2dbf849c82 added cx16 txt.scroll_up 2020-09-21 21:39:36 +02:00
Irmen de Jong
ba3dce0b4c optimized cx16 txt screen functions to use VERA autoincrement 2020-09-21 19:30:21 +02:00
Irmen de Jong
ca9588380a added cx16 txt.clear_screencolors 2020-09-21 18:42:28 +02:00
Irmen de Jong
de06353194 auto select correct library to import based on target, instead of having c64- and cx16- prefix variants
some programs are now 100% source compatible between C64 and Cx16 targets!
import libraries have been rena;med
2020-09-21 00:50:09 +02:00
Irmen de Jong
4b747859b3 types of constant values now actually follow their declared const var type 2020-09-20 01:14:53 +02:00
Irmen de Jong
2201765366 mult fixes 2020-09-20 00:17:33 +02:00
Irmen de Jong
dfa1d5e398 removed the ".w" word suffix (it confused the parser). 2020-09-19 23:27:40 +02:00
Irmen de Jong
ce9a90f626 updates to make c16txtio more complete 2020-09-19 23:00:47 +02:00
Irmen de Jong
2deb18beb2 tweaks to c64 txtio. Fixed expression evaluation of bitwise invert. 2020-09-19 22:37:24 +02:00
Irmen de Jong
0f7454059c tweaks to c64 txtio 2020-09-19 22:10:33 +02:00
Irmen de Jong
4e74873eae better swap() code 2020-09-19 17:32:29 +02:00
Irmen de Jong
f0cd03d14f removed invalid duplicate name check about subroutine parameters 2020-09-19 16:04:04 +02:00
Irmen de Jong
d819aa270f test 2020-09-18 23:38:50 +02:00
Irmen de Jong
5d900800f2 vardecl value inits must not be shuffled around but stay at their original line at all times 2020-09-18 22:24:26 +02:00
Irmen de Jong
f1ee3b4e60 version 4.2 2020-09-16 23:04:18 +02:00
Irmen de Jong
6395e39d63 avoid generating superfluous '0' variable initializations, and fix erroneous vardecl order shifting 2020-09-16 22:15:06 +02:00
Irmen de Jong
2a6d9d7e31 more optimal codegen for some typecasts 2020-09-15 03:26:57 +02:00
Irmen de Jong
32a7cd31da more optimal codegen for if statements 2020-09-15 00:31:44 +02:00
Irmen de Jong
d110d1cb5f c64 system reset now banks kernel rom back in 2020-09-15 00:10:20 +02:00
Irmen de Jong
48858019b7 added the last of the optimized mul_word asm routines 2020-09-14 23:54:01 +02:00
Irmen de Jong
aff6b1fca5 added some more optimized mul_word asm routines 2020-09-14 23:03:18 +02:00
Irmen de Jong
d260182ef3 added some more optimized mul_byte asm routines 2020-09-14 22:06:40 +02:00
Irmen de Jong
97b9c8f320 don't clobber A when trying to save X at functioncall 2020-09-12 19:04:44 +02:00
Irmen de Jong
35aebbc209 optimize unneeded type casts for register args 2020-09-12 02:48:16 +02:00
Irmen de Jong
49a0584c54 added a %target directive 2020-09-09 22:53:34 +02:00
Irmen de Jong
e21aa2c8f0 better naming of the optimized math mult routines 2020-09-09 22:16:37 +02:00
Irmen de Jong
40071b1431 fix compiler crash with adding too many typecasts to args. useless lsb() and msb() are optimized away. 2020-09-09 21:37:56 +02:00
Irmen de Jong
02e29e6990 added some preliminary clobber specs to some cx16 graphics calls, This fixes the 3d cube gfx 2020-09-07 04:06:46 +02:00
Irmen de Jong
1377bed988 fix assembly for cx16 when zp is not basicsafe 2020-09-06 17:58:05 +02:00
Irmen de Jong
8f9f947c42 fix some issues with float const 0.0 and 1.0 2020-09-05 02:07:41 +02:00
Irmen de Jong
13d7f239ab floating point 1.0 no longer referenced from ROM because cx16 doesn't have it. Added some more cx16 examples. 2020-09-05 00:17:58 +02:00
Irmen de Jong
809917f13b version 4.1 2020-08-31 21:44:38 +02:00
Irmen de Jong
5d90871789 got floating points working in commanderx16, added txt.color() to set text color 2020-08-30 00:15:18 +02:00
Irmen de Jong
88a9e09918 got floating points working in commanderx16 2020-08-29 23:55:26 +02:00
Irmen de Jong
c50ecf6055 fix for loop asm creation with word loopvar 2020-08-29 02:05:24 +02:00
Irmen de Jong
a18de75da9 fix compiler loop and missing type checks on for loop range values 2020-08-29 01:48:41 +02:00
Irmen de Jong
e112dfd910 implemented signed byte and word division 2020-08-29 00:00:53 +02:00
Irmen de Jong
d97da3bb7b implemented almost all math operations 2020-08-27 20:47:22 +02:00
Irmen de Jong
a77d3c92ad implemented remaining float operations 2020-08-27 19:47:50 +02:00
Irmen de Jong
9cec554f7c moved the type conversion routines to their own library file to avoid duplication 2020-08-26 20:52:38 +02:00
Irmen de Jong
08b25e610d commander x16 improvements 2020-08-26 19:34:12 +02:00
Irmen de Jong
b939562062 added preliminary CommanderX16 machine target support. Fixed nullpointer when importing a missing file. 2020-08-26 01:56:26 +02:00
Irmen de Jong
256781bba5 added missing in-place bitwise operator code 2020-08-25 22:26:05 +02:00
Irmen de Jong
d19b17cbfe optimize strlen() 2020-08-25 17:31:47 +02:00
Irmen de Jong
4a4f8ff5db subroutine parameters can be allocated on the zp now as well 2020-08-25 16:47:21 +02:00
Irmen de Jong
60a9209a14 plasma 2020-08-25 01:48:23 +02:00
Irmen de Jong
144199730f refactored and optimized load/store byte from pointervar 2020-08-25 00:18:33 +02:00
Irmen de Jong
4bb4eab3b2 cleanup 2020-08-24 23:18:46 +02:00
Irmen de Jong
cf9151f669 use AsmAssignment preferrably over creating new ast node for codegen 2020-08-24 22:45:43 +02:00
Irmen de Jong
aef4598cec comments 2020-08-24 02:56:22 +02:00
Irmen de Jong
3ada0fdf84 function call register args code consolidation, fix asm for loading word value from variable into register 2020-08-24 01:42:44 +02:00
Irmen de Jong
2640015fb1 move 2020-08-24 00:26:26 +02:00
Irmen de Jong
1f17c22132 more array access optimizations 2020-08-23 22:36:49 +02:00
Irmen de Jong
b9ca1c2e2c more uniform code for array indexing (all using scaled offset now) 2020-08-23 20:25:00 +02:00
Irmen de Jong
93b2ff2e52 fix postincrdecr on array value 2020-08-23 18:52:19 +02:00
Irmen de Jong
3991d23a69 refactoring 2020-08-23 18:20:57 +02:00
Irmen de Jong
d9e3895c45 start with yet another codegen restructure, this time to make the assignment of values even more explicit for the codegen 2020-08-23 02:05:01 +02:00
Irmen de Jong
5075901830 work 2020-08-22 23:39:27 +02:00
Irmen de Jong
e947067dcf fixed source code output issue 2020-08-22 22:23:00 +02:00
Irmen de Jong
bd9ebf4603 flipped the order of the parameters of mkword() so it's now mkword(msb, lsb) for easier readability 2020-08-22 21:13:38 +02:00
Irmen de Jong
ff54d6abd7 reorder const for all associative operators 2020-08-22 17:44:32 +02:00
Irmen de Jong
679965410a todo 2020-08-22 17:13:23 +02:00
Irmen de Jong
c6e13ae2a3 better error message 2020-08-22 17:12:09 +02:00
Irmen de Jong
20cdcc673b identifiers can no longer start with an underscore. (this interfered with 64tass syntax) 2020-08-22 17:03:40 +02:00
Irmen de Jong
bfc8a26381 implemented bit shifting for non-const amounts 2020-08-22 16:13:52 +02:00
Irmen de Jong
70bab76b36 added plasma example 2020-08-21 17:58:43 +02:00
Irmen de Jong
15d24d4308 adding plasma example 2020-08-21 17:27:18 +02:00
Irmen de Jong
335599ed22 restored certain memoryread asm gen 2020-08-21 07:44:50 +02:00
Irmen de Jong
0b717f9e76 clear messages about slow expression code generation points 2020-08-21 05:45:39 +02:00
Irmen de Jong
ef7744dbda asm fix 2020-08-21 04:02:10 +02:00
Irmen de Jong
8d6220ce51 added most essential of the new in-place assignment code 2020-08-21 02:17:40 +02:00
Irmen de Jong
b03597ac13 fixed bug in operand equality comparison, could lead to compiler endless loop 2020-08-20 22:21:26 +02:00
Irmen de Jong
58f323c087 implemented missing memory postincrdecr codegen 2020-08-20 21:48:15 +02:00
Irmen de Jong
513a68584c implemented more optimized prefix expression codegen 2020-08-20 21:42:38 +02:00
Irmen de Jong
88d5c68b32 don't inc/dec a memory mapped register 2020-08-20 21:16:48 +02:00
Irmen de Jong
14f9382cf9 typecheck prefix expressions better 2020-08-20 20:46:28 +02:00
Irmen de Jong
cffb582568 added start of optimized in-place assignment code (for prefix expressions) 2020-08-20 18:43:10 +02:00
Irmen de Jong
e1812ce16c fix typecast removal error. 2020-08-20 18:07:48 +02:00
Irmen de Jong
7a3163f59a bugfix in direct memory assignment 2020-08-20 17:02:22 +02:00
Irmen de Jong
6f3b2749b0 refactoring assignments codegen 2020-08-20 16:47:43 +02:00
Irmen de Jong
c144d4e501 improved warnings about unreachable code 2020-08-20 14:28:17 +02:00
Irmen de Jong
edfd9d55ba added sizeof() function 2020-08-20 13:50:28 +02:00
Irmen de Jong
774897260e avoid silent type casts that remove precision (such as float -> word) 2020-08-20 12:49:48 +02:00
Irmen de Jong
65ba91411d improved function arg type checking and error message 2020-08-20 12:38:22 +02:00
Irmen de Jong
53e9ad5088 better asm code for repeat loops 2020-08-18 16:02:40 +02:00
Irmen de Jong
1de0ebb7bc more forloop asm 2020-08-18 15:16:56 +02:00
Irmen de Jong
77c1376d6d proper error message for arrays that are declared too big 2020-08-18 14:47:52 +02:00
Irmen de Jong
353f1954a5 for loop codegen 2020-08-18 14:03:31 +02:00
Irmen de Jong
4487499663 more forloop codegen 2020-08-17 23:42:43 +02:00
Irmen de Jong
3976cc26a2 more forloop codegen 2020-08-17 23:19:23 +02:00
Irmen de Jong
c0887b5f08 removed 'continue' statement to be able to generate more optimized loop assembly code. started with for loop optimizations 2020-08-17 19:22:29 +02:00
Irmen de Jong
fbe3ce008b slight expression rewrite in case of certain in-place assignments, to try to get the in-place variable operand to the leftmost position 2020-07-30 01:30:21 +02:00
Irmen de Jong
7ac6c8f2d1 todo related to in-place assignment 2020-07-27 00:32:59 +02:00
Irmen de Jong
fdfbb7bdf0 improved call arguments type check 2020-07-27 00:28:48 +02:00
Irmen de Jong
1c16bbb742 tweaks for string handling as arguments 2020-07-27 00:12:27 +02:00
Irmen de Jong
402827497e fix float array assignment 2020-07-26 23:32:20 +02:00
Irmen de Jong
d32a970101 partly optimize assignments so that simple increments and decrements can be done via separate statements (postincrdecr) 2020-07-26 19:22:12 +02:00
Irmen de Jong
3c55719bf1 finalize repeat asmgen 2020-07-26 01:32:27 +02:00
Irmen de Jong
af8279a9b9 empty for loops are removed 2020-07-25 22:54:50 +02:00
Irmen de Jong
c38508c262 introduced repeat loop. repeat-until changed to do-util.
forever loop is gone (use repeat without iteration count).
struct literal is now same as array literal [...] to avoid parsing ambiguity with scope blocks.
2020-07-25 16:56:34 +02:00
Irmen de Jong
a70276c190 use indexOfFirst. Also avoid initializing a for loop variable twice in a row. 2020-07-25 14:44:24 +02:00
Irmen de Jong
0c461ffe2e removed Register expression (directly accessing cpu register) 2020-07-25 14:14:24 +02:00
Irmen de Jong
71e678b382 fixed possible register subroutine arg clobbering 2020-07-04 17:05:36 +02:00
Irmen de Jong
3050156325 reverted subroutine inlining, it was a mistake 2020-07-04 01:02:36 +02:00
Irmen de Jong
b6e2b36692 refactor 2020-07-03 23:37:38 +02:00
Irmen de Jong
c07907e7bd fixed missing shifts codegen 2020-07-02 21:28:48 +02:00
Irmen de Jong
a999c23014 simple subroutine inlining added 2020-06-27 17:03:03 +02:00
Irmen de Jong
ee2ba5f398 some more optimizations for swap() function call asm code generation 2020-06-17 22:40:57 +02:00
Irmen de Jong
cb9825484d some more optimized in-array assignments codegeneration 2020-06-17 21:41:38 +02:00
Irmen de Jong
76cda82e23 v2.2 2020-06-16 01:43:44 +02:00
Irmen de Jong
52f0222a6d Got rid of old Ast transformer Api, some compiler error fixes 2020-06-16 01:25:49 +02:00
Irmen de Jong
75ccac2f2c refactoring last of old Ast modification Api 2020-06-16 00:36:02 +02:00
Irmen de Jong
5c771a91f7 refactoring last of old Ast modification Api 2020-06-14 16:56:48 +02:00
Irmen de Jong
b5086b6a8f refactoring last of old Ast modification Api 2020-06-14 03:17:42 +02:00
Irmen de Jong
235610f40c refactored StatementOptimizer 2020-06-14 02:41:23 +02:00
Irmen de Jong
ffd8d9c7c1 more assignment expression optimizations 2020-06-04 22:57:32 +02:00
Irmen de Jong
c66fc8630c fixed missing repeated constant folding in expression optimization 2020-06-04 20:22:37 +02:00
Irmen de Jong
9ca1c66f2b added some optimizations for >= 0 and <0 comparisons for integers 2020-06-04 01:43:37 +02:00
Irmen de Jong
33647a29d0 be smarter about certain implicit type casts 2020-06-03 23:55:41 +02:00
Irmen de Jong
3280993e2a stricter type checking in assignments (less implicit typecasts) 2020-06-02 22:36:57 +02:00
Irmen de Jong
295e199bfa optimized asm output for unneeded typecasts, fixed parent node linking issues with replaceChildNode, Assignment aug_op field is now mutable to avoid having to recreate many Assignment nodes 2020-04-09 00:12:50 +02:00
Irmen de Jong
e4fe1d2b8d attempts to optimize in-place assignments 2020-04-08 03:11:38 +02:00
Irmen de Jong
b8b9244ffa merged AddressOfInserter into StatementReorderer 2020-04-06 15:23:54 +02:00
Irmen de Jong
ed54cf680a fixed ast parent link bug in AstWalker, rewrote StatementReorderer using new API, when labels are sorted. 2020-04-06 14:31:02 +02:00
Irmen de Jong
a6bee6a860 some slight tweaks to asm for setting float value in array 2020-04-03 22:44:10 +02:00
Irmen de Jong
b73da4ed02 some more obvious optimizations for X+X and X-X 2020-03-31 23:54:01 +02:00
Irmen de Jong
267adb4612 doc 2020-03-29 03:06:51 +02:00
Irmen de Jong
bfe9f442e6 balloon 2020-03-28 17:06:17 +01:00
Irmen de Jong
4108a528e1 proepr compiler error when there's no main module 2020-03-26 23:22:01 +01:00
Irmen de Jong
5f3a9e189a doc 2020-03-26 01:20:04 +01:00
Irmen de Jong
fab224f509 fix compiler crashing with invalid array initializer built from single integer 2020-03-25 01:23:54 +01:00
Irmen de Jong
2f05ebb966 bitmap lines and circles 2020-03-25 01:07:42 +01:00
Irmen de Jong
a335ba519a fix warnings about unreachable code 2020-03-24 22:37:42 +01:00
Irmen de Jong
8805693ed2 cleaned up the way return statements are added to avoid code falling through in/out of subroutines 2020-03-24 22:02:50 +01:00
Irmen de Jong
f2bb238e9b cleaned up various ast checks/mutations 2020-03-24 19:37:54 +01:00
Irmen de Jong
bcc75732e9 optimize asm jsr+rts into jmp 2020-03-23 23:51:27 +01:00
Irmen de Jong
1f39749a5e tweak bitshift asm 2020-03-23 17:35:58 +01:00
Irmen de Jong
f89457ba68 fixed var initialization bug in anonymous scopes 2020-03-23 02:09:30 +01:00
Irmen de Jong
efef205fcf doc 2020-03-23 01:24:54 +01:00
Irmen de Jong
0c561d8528 fixed subroutine parameter value issue 2020-03-23 00:13:46 +01:00
Irmen de Jong
8bfa2c4c02 proper initialization of block-level global variables 2020-03-22 22:47:05 +01:00
Irmen de Jong
f0d4c3aba9 moved initialvalues to asmgen, fixed sgn bug and internal float 0.0 variable disappearing bug 2020-03-22 18:17:12 +01:00
Irmen de Jong
3a99115070 Initial variable values semantics changed: now always sets value at program (re)start (except strings/arrays).
This may change later by introducing a compiler option to choose a strategy, perhaps.
2020-03-22 15:12:26 +01:00
Irmen de Jong
7232134931 fix some compiler errors 2020-03-22 13:47:13 +01:00
Irmen de Jong
78feef9d59 simplified handling of initial vardecl values in codegeneration 2020-03-22 02:45:42 +01:00
Irmen de Jong
4929c198ba tweak error reporting, expanded lines and circles example 2020-03-22 00:43:46 +01:00
Irmen de Jong
9409f17372 bugfixes in new optimization routines 2020-03-21 23:09:18 +01:00
Irmen de Jong
43781c02d0 tweaked ast modifications 2020-03-21 18:42:40 +01:00
Irmen de Jong
824f06e17f new var init values 2020-03-21 14:54:19 +01:00
Irmen de Jong
270ea54ff7 now properly compile assignment of struct literal value to struct variable (outside of vardecl) 2020-03-21 00:57:20 +01:00
Irmen de Jong
771ac7aba7 error when struct literal value element count doesn't match struct members in assignment 2020-03-20 23:14:03 +01:00
Irmen de Jong
511b47bac4 fix compiler crash when initializing struct var with something other than a struct literal 2020-03-20 22:48:33 +01:00
Irmen de Jong
f265199fbe replaced typecastsAdder with version based on astwalker 2020-03-20 22:28:18 +01:00
Irmen de Jong
29ac160811 applying new astwalker for modifications 2020-03-19 22:40:49 +01:00
Irmen de Jong
5e50ea14f8 applying new astwalker for modifications 2020-03-19 21:30:01 +01:00
Irmen de Jong
6c23ae14ab ver 2020-03-15 01:37:01 +01:00
Irmen de Jong
835555171e fix function call arg type mismatch crash 2020-03-15 00:50:59 +01:00
Irmen de Jong
68ce4a1bf0 labels are now prefixed with underscore in assembly to fix undefined symbol errors from the assembler 2020-03-15 00:23:54 +01:00
Irmen de Jong
baf5d3041a cleanup of error reporting 2020-03-14 23:15:44 +01:00
Irmen de Jong
a326ffa00a added warning about sgn() of unsigned type 2020-03-14 21:09:34 +01:00
Irmen de Jong
91d9559f79 avoid pulling in the dbus libraries for now 2020-03-14 14:40:39 +01:00
Irmen de Jong
1382728bd2 warning about unreachable code after a return statement
added some dbus experiments for future compilation service
2020-03-14 13:12:01 +01:00
Irmen de Jong
0422ad080a added exit function to astvm simulator 2020-03-13 02:44:01 +01:00
Irmen de Jong
b182f7e693 optimizer removes unreachable code following call to exit() 2020-03-13 02:31:53 +01:00
Irmen de Jong
e6be428589 compiler warning for unreachable code following a call to exit() 2020-03-13 02:21:37 +01:00
Irmen de Jong
85c7f8314b added exit(rc) builtin function to immediately exit the program with a return code in A register 2020-03-13 02:08:18 +01:00
Irmen de Jong
796d07a7f8 fix crash in asm code generated for bitshift operation with memory address operand 2020-03-13 01:26:53 +01:00