145 Commits

Author	SHA1	Message	Date
Irmen de Jong	30b58c8567	variables are reset to their declared value when entering the scope again	2018-10-07 00:21:13 +02:00
Irmen de Jong	6edd5f9b30	can now declare for loop variable on the spot	2018-10-06 22:54:03 +02:00
Irmen de Jong	1d37841575	for, while, repeat, if, branch bodies are now (anonymous) symbol scopes	2018-10-06 18:42:06 +02:00
Irmen de Jong	a7abc32368	wrd and wrdhi functions added for byte-word conversion, more constant folding optimizations	2018-10-06 00:10:30 +02:00
Irmen de Jong	6350bf8024	fixed datatype conversions	2018-10-05 17:44:29 +02:00
Irmen de Jong	42e4891fcf	allowing vardecl with non-const initial value assignment	2018-10-05 00:29:46 +02:00
Irmen de Jong	2e4b5768b0	tweak subroutine order	2018-10-04 20:54:18 +02:00
Irmen de Jong	4df397d057	merge asmsub and normal sub	2018-10-03 00:25:04 +02:00
Irmen de Jong	34fb82969c	optimize assignment with literal value; const-convert value to target datatype literal if possible	2018-10-02 23:10:27 +02:00
Irmen de Jong	18c6165325	more complete for loops, various comma separated lists can now be split over multiple lines	2018-10-02 22:52:05 +02:00
Irmen de Jong	af0d52b5c2	assignment to array-indexed	2018-10-02 04:05:44 +02:00
Irmen de Jong	38e7d48492	implemented floating-point arrays	2018-10-02 02:20:42 +02:00
Irmen de Jong	0cdae48ce7	implemented array indexing	2018-10-01 22:23:16 +02:00
Irmen de Jong	8f26fdef61	changed the syntax of kernel/asm subroutines	2018-10-01 20:05:32 +02:00
Irmen de Jong	623b42cc14	added single character literals (petscii byte value)	2018-09-30 23:07:26 +02:00
Irmen de Jong	3278d4c945	fixed function calls, added some string-to-number conversion functions	2018-09-30 22:43:34 +02:00
Irmen de Jong	734948c813	funcion call parameters are now checked against function signature	2018-09-30 20:58:47 +02:00
Irmen de Jong	d1589bef26	builtin funcs with multiple param types	2018-09-30 20:19:25 +02:00
Irmen de Jong	02075f2cf2	changed subroutine syntax and fixed array/matrix initalizer values	2018-09-30 18:49:58 +02:00
Irmen de Jong	505de87f27	builtin funcs	2018-09-30 16:25:00 +02:00
Irmen de Jong	34dec55eb2	fix builtin functions over non-const arrays/strings	2018-09-29 19:17:19 +02:00
Irmen de Jong	6b89bb7be5	strings and arrays are now stored in a 'heap' instead of in the value itself, to reflect how the target platform will store them	2018-09-29 17:33:59 +02:00
Irmen de Jong	1c036c4813	translating subroutine calls and returns	2018-09-28 02:26:56 +02:00
Irmen de Jong	bf5c2e07a2	subroutines cannot use builtin function names for parameters	2018-09-27 23:58:14 +02:00
Irmen de Jong	5e729e21ff	added some more constant foldings	2018-09-27 01:35:35 +02:00
Irmen de Jong	f85d8edeba	added some more division by zero checks ... bitwise operator optimizations	2018-09-25 22:16:32 +02:00
Irmen de Jong	53cd50ad48	changed float handling and appropriate compiler messages	2018-09-25 19:52:59 +02:00
Irmen de Jong	70e5a38aa2	changed set/clear carry and irqd somewhat	2018-09-24 23:38:33 +02:00
Irmen de Jong	cef0aae927	compilation of builtin functions to opcode ... untit tests for stackvm opcodes, value and parser literalvalue	2018-09-24 22:34:12 +02:00
Irmen de Jong	68037e4425	implemented while and repeat loops	2018-09-23 02:04:45 +02:00
Irmen de Jong	4174d49fb3	for loop generates working code for the most often occurring loop scenarios	2018-09-22 02:43:10 +02:00
Irmen de Jong	f84e06bdeb	tweak branches	2018-09-22 00:33:25 +02:00
Irmen de Jong	455f60fb84	for loop and comparison expression fixes	2018-09-20 01:13:21 +02:00
Irmen de Jong	b72bd805e1	sub decl checking	2018-09-19 02:41:35 +02:00
Irmen de Jong	cba9e7670e	added floordivision operator //	2018-09-19 01:24:28 +02:00
Irmen de Jong	54aeee2676	for translation improvements	2018-09-17 22:22:41 +02:00
Irmen de Jong	dd96ef8ef2	simple for loop (with constant ranges) is now compiled	2018-09-16 22:00:19 +02:00
Irmen de Jong	326e5cd81a	restructure compiler	2018-09-16 20:36:02 +02:00
Irmen de Jong	719a446d19	syntaxcheck for loop	2018-09-16 16:37:28 +02:00
Irmen de Jong	3c7a233b43	improved handling of range and range type checks	2018-09-16 15:40:28 +02:00
Irmen de Jong	2591f4e27e	forloop in grammar	2018-09-16 03:00:32 +02:00
Irmen de Jong	1a40a88103	added remainder operator '%'	2018-09-16 00:59:12 +02:00
Irmen de Jong	3426593a06	fixed a load of type checks regarding arrays and matrixes and strings ... added more builtin functions to the compiler to access the syscalls in the stackVm	2018-09-16 00:06:06 +02:00
Irmen de Jong	c05cd72d23	vm tweaks	2018-09-15 18:43:23 +02:00
Irmen de Jong	e382be89db	changed source file suffix to .p8	2018-09-15 16:35:15 +02:00