Commit Graph

1054 Commits

Author SHA1 Message Date
Irmen de Jong
7ef4ddf0f3 fixed operator precedence: bitwise must come before comparisons 2022-08-14 12:34:00 +02:00
Irmen de Jong
d8e18df3a1 added c64 starfield example 2022-08-14 12:02:23 +02:00
Irmen de Jong
0aa0ec5abd fix c64 zeropage locations of cx16 virtual registers 2022-08-13 00:14:19 +02:00
Irmen de Jong
b6eef3612f added some ported bench8 test programs 2022-08-12 22:08:27 +02:00
Irmen de Jong
44ee4b989f optimize code for logical expressions more if right operand is simple 2022-08-12 00:49:40 +02:00
Irmen de Jong
18790d867c optimize conditional expression WORD & $ff00 to just msb(WORD)&$ff 2022-08-12 00:21:44 +02:00
Irmen de Jong
d6b8936376 fix mkword(@(ptr), 0) wrong asm 2022-08-11 23:01:19 +02:00
Irmen de Jong
4d840c7db8 optimized mkword(0, X) 2022-08-11 22:51:09 +02:00
Irmen de Jong
4d2b21816d optimized uword <<8 and >>8 2022-08-11 22:25:15 +02:00
Irmen de Jong
2d34fdd28f in a block marked option force_output, make all subroutines in asm use .block rather than .proc
this fixes some obscure assembly issues where subroutines were omitted from the output program by 64tass
2022-08-10 21:28:40 +02:00
Irmen de Jong
68abda1219 fix a few small compiler errors (removing functioncall, removing block, assigning virtual register return value) 2022-08-09 23:38:29 +02:00
Irmen de Jong
ac1bd2fb7b virtual: properly output "memmapped" variables too
still as regular variables though
2022-08-08 20:42:17 +02:00
Irmen de Jong
e560e2ab3f vm instructions now contain info on input/output registers 2022-08-07 18:49:16 +02:00
Irmen de Jong
1e441c2ddf tweak vm codegen 2022-08-07 13:45:03 +02:00
Irmen de Jong
93ce74eeb1 removed problematic expression "simplifications" (that introduced arbitrary r9 temp register usage) 2022-08-07 12:26:11 +02:00
Irmen de Jong
f718f4251b working on better encoding of romsub in new ast/vmtarget 2022-08-07 12:21:10 +02:00
Irmen de Jong
4644c9b621 got rid of GoSub ast node and codegen complexity related to that.
sometimes programs get smaller, sometimes bigger.
2022-08-07 03:24:20 +02:00
Irmen de Jong
34aa917ca4 allow bool return type (and arguments) for asmsub / romsub 2022-08-02 23:07:42 +02:00
Irmen de Jong
5b9576df4e added diskio.send_command()
diskio now reuses some buffer internally for file names to save some memory
2022-08-01 22:59:27 +02:00
Irmen de Jong
a0deb463c9 optimized codegen for some equality comparison expressions and some logical expressions 2022-07-31 15:25:54 +02:00
Irmen de Jong
90ddec2ad8 avoid multiple change events in watch mode
added bsieve example
2022-07-31 11:58:27 +02:00
Irmen de Jong
f531daa872 on C64, the cx16.r0...cx16.r15 virtual regs are now in zeropage as well when using kernalsafe or full 2022-07-28 19:13:33 +02:00
Irmen de Jong
046dceb5c2 added optimized case for signed division by 2 2022-07-24 13:59:35 +02:00
Irmen de Jong
dcc1f00048 fix rounding errors in signed divide by power-of-two
The optimized bit-shifting division is removed (for now)
2022-07-24 12:34:55 +02:00
Irmen de Jong
05f935b598 simplify & fix recursion detector 2022-07-22 22:22:43 +02:00
Irmen de Jong
f2d27403c5 add string.endswith() to efficiently test for a suffix without copying
add string.startswith() to efficiently test for string prefix without copying
2022-07-21 00:38:30 +02:00
Irmen de Jong
aeabf0f324 nicer colors 2022-07-17 21:37:15 +02:00
Irmen de Jong
80ab552ad8 fix wrong code for signed word >= 0 2022-07-17 19:02:56 +02:00
Irmen de Jong
7d4695c5b2 cx16: graphics module y resolution corrected from 200 to 240. added 'cx16/circles' example. 2022-07-17 18:59:52 +02:00
Irmen de Jong
5189eaca36 move the vm unit tests to codeGenVirtual module and remove virtualmachine dependency in the compiler module 2022-07-17 12:56:22 +02:00
Irmen de Jong
cfb31377fc c64 zeropage: added a few more locations to Kernalsafe free list that should be safe
this makes $02-$21 inclusive, available for use later (x16 virtual registers are placed here on x16...)
2022-07-17 12:12:47 +02:00
Irmen de Jong
a07c52e112 conv.any2uword / conf.hex2uword can now deal with iso lower and upper case letters as well. 2022-07-17 02:39:40 +02:00
Irmen de Jong
8e1071aa89 fix compiler crashes: txt.chrout("a"), uword[] a = ["ls", subroutine] without & before subroutine. 2022-07-15 23:17:03 +02:00
Irmen de Jong
350dc731f1 cx16: sys.reset_system() now resets vera fully as well (such as PSG sound), kernal didn't seem to do that 2022-07-14 23:44:53 +02:00
Irmen de Jong
f690f58bd4 callfar() now accepts a variable as address, so it can be used to indirect JSR to a subroutine whose address is not fixed. ('goto' already could indirect JMP to a variable address.) 2022-07-14 19:29:59 +02:00
Irmen de Jong
4bc65e9ef7 fix stack crash in cx16.push_vera_context() 2022-07-14 16:33:09 +02:00
Irmen de Jong
10ddd5b127 fixed missing non-boolean operand cast in logical expressions 2022-07-12 22:28:06 +02:00
Irmen de Jong
f46e131f18 todo 2022-07-12 19:41:51 +02:00
Irmen de Jong
feb5c8be95 vm: some more peephole optimizations 2022-07-12 19:04:19 +02:00
Irmen de Jong
edf12bec71 improve bool params typecasting, fix compiler crash on abs(floatvar) 2022-07-12 17:52:37 +02:00
Irmen de Jong
ff1fc28287 added immediate value vm logical instructions because these are so common 2022-07-12 16:12:32 +02:00
Irmen de Jong
314398ba4c added immediate value vm arithmetic instructions because these are so common 2022-07-12 15:21:26 +02:00
Irmen de Jong
840331347b added a few more vm optimizations and unit tests 2022-07-12 12:42:37 +02:00
Irmen de Jong
6181b12ab8 added -esa option to override the evalstack location, and shift cx16.r0-r15 accordingly 2022-07-11 19:29:04 +02:00
Irmen de Jong
68da661edc optimize comparison to true/1 into comparison to zero, optimize while/until conditions 2022-07-11 16:42:52 +02:00
Irmen de Jong
88cbb6913d tweak bool type handling 2022-07-11 14:55:50 +02:00
Irmen de Jong
7a26646e1b tweak bool type handling 2022-07-11 02:08:12 +02:00
Irmen de Jong
92eb3b0bf6 bool logical testcase 2022-07-09 22:29:38 +02:00
Irmen de Jong
97f90d9684 Merge branch 'master' into bool_type 2022-07-09 22:09:49 +02:00
Irmen de Jong
f91786367f added maze example 2022-07-09 22:00:46 +02:00