Commit Graph

86 Commits

Author SHA1 Message Date
Irmen de Jong
2e37f5dee3 IR: support for multi-returnvalue function calls (asmsubs)
note: the VM can't execute these though as it has no CPU hardware registers
2024-03-23 00:30:17 +01:00
Irmen de Jong
66e7c51064 IR: fix some things related to asmsubs 2024-03-22 21:49:01 +01:00
Irmen de Jong
f5e332daf7 remove redundant IR instructions like SNZ 2024-03-02 23:19:39 +01:00
Irmen de Jong
040d75dafa VM now supports indirect jump instruction 2024-02-22 16:19:26 +01:00
Irmen de Jong
39d2194d8f IR: implemented inplace prefix op on split array
VM: NEG instructions also set N and Z flags
2024-01-28 22:33:13 +01:00
Irmen de Jong
504d1440cc fixed rol(),rol2(),ror(),ror2() 2024-01-17 21:02:17 +01:00
Irmen de Jong
0cfcc5cd29 fix VM sgn() function for floats 2024-01-16 01:34:55 +01:00
Irmen de Jong
968609d06d IR: fix problems with symbol offsets and unused subroutines/chunks 2024-01-13 16:43:41 +01:00
Irmen de Jong
38dc7fb7bd IR: added SCC and SCS instructions 2024-01-09 01:41:37 +01:00
Irmen de Jong
37fa3b34a2 tweak IR 2024-01-07 22:12:09 +01:00
Irmen de Jong
6d9fccacb1 boolean not expression tweaks and optimizations 2024-01-05 13:32:16 +01:00
Irmen de Jong
f790182f0b adding short-circuit boolean expression evaluation (in IR codegen) also -noshortcircuit cli option 2023-12-30 01:08:41 +01:00
Irmen de Jong
ae66fcac1e added call builtin function for indirect JSR 2023-12-17 15:45:28 +01:00
Irmen de Jong
b24df31c2b IR: fix codegen for routines returning in CPU Status register flag 2023-12-14 21:16:14 +01:00
Irmen de Jong
af5ca2d0b8 vm: treat floats as 64 bits doubles. 0.0 printed as "0". 2023-11-21 00:57:56 +01:00
Irmen de Jong
ff8de8e42d removing redundant compares 2023-11-16 22:56:19 +01:00
Irmen de Jong
09d506194f note 2023-11-15 22:27:16 +01:00
Irmen de Jong
92374e122b IR: optimize concat with msb 0 into ext 2023-10-28 12:53:41 +02:00
Irmen de Jong
1da0c59182 vm: remove BNER opcode -> CMP + BSTNE 2023-09-23 11:47:24 +02:00
Irmen de Jong
36e8f10d2b vm: remove BEQR opcode -> CMP + BSTEQ 2023-09-23 11:42:58 +02:00
Irmen de Jong
cdf5a8f20f vm: remove BNE opcode -> CMPI + BSTNE 2023-09-23 11:22:33 +02:00
Irmen de Jong
eb64d92333 vm: remove BEQ opcode -> CMPI + BSTEQ 2023-09-23 11:21:43 +02:00
Irmen de Jong
c319233ddc ir: added preparecall 'meta' instruction for functioncalls 2023-09-18 23:22:03 +02:00
Irmen de Jong
bde4be8231 fix VM indexed instructions to only use lsb part of the index 2023-09-06 02:44:04 +02:00
Irmen de Jong
2c9e50873c use math.square for optimized X*X calculation (words only).
Added IR SQUARE instruction.
2023-08-14 01:05:17 +02:00
Irmen de Jong
c7d54570cc IR: sXX, CONCAT instructions now use 3 register format 2023-07-21 00:07:56 +02:00
Irmen de Jong
6938c79f88 IR: added CMPI instruction 2023-07-14 23:17:29 +02:00
Irmen de Jong
a98cb50d55 Revert "ir: SCC now sets all bits to 1 (or 0)"
This reverts commit 7245aece4f.
2023-07-09 23:16:13 +02:00
Irmen de Jong
7245aece4f ir: SCC now sets all bits to 1 (or 0) 2023-07-08 23:16:01 +02:00
Irmen de Jong
5037033fcf ir: EXT and EXTS opcodes now have 2 registers to avoid type clash 2023-07-08 22:42:11 +02:00
Irmen de Jong
d26967a87d ir doc 2023-07-07 22:35:05 +02:00
Irmen de Jong
334d382bfa ir: JUMPI instruction added to support indirect jumps 2023-07-07 19:10:39 +02:00
Irmen de Jong
7ee162d98b preparing version 9.0 2023-06-05 19:47:00 +02:00
Irmen de Jong
380f557c45 vm: implement split incr/decr 2023-06-03 22:22:13 +02:00
Irmen de Jong
bfaad1388c IR: handle split arrays without new custom opcodes 2023-06-03 01:51:02 +02:00
Irmen de Jong
3ac9036c79 more split array stuff for 6502 2023-05-27 22:44:45 +02:00
Irmen de Jong
c94e292176 more split array stuff 2023-05-27 12:47:11 +02:00
Irmen de Jong
300e2fe9f8 IR: wrong attempt at optimizing register usage by reusing registers inside different code chunks 2023-05-18 21:57:21 +02:00
Irmen de Jong
b43223cb7a added clamp() builtin function and floats.clampf() 2023-05-17 23:12:58 +02:00
Irmen de Jong
630c8a5faa IR: fix romsub encoding 2023-05-14 18:08:06 +02:00
Irmen de Jong
905921a684 IR: new (sys)call instructions that encapsulate the full subroutine call
to fix the bugs resulting from nesting subroutine calls (as param to another call etc)
2023-05-14 15:20:25 +02:00
Irmen de Jong
bff3c4f95c IR now converts IRInlineAsmChunk (of type IR) into regular code chunks directly.
.p8ir files usually won't contain <INLINEASM> nodes any longer
2023-05-09 21:04:31 +02:00
Irmen de Jong
97df33ab1a IR: fix byte to word assignment not doing value extension 2023-05-08 22:47:00 +02:00
Irmen de Jong
add8a777d8 IR: binarydata fixes 2023-05-03 22:31:04 +02:00
Irmen de Jong
f465b2e2a0 some improvements to IR peephole optimizer 2023-05-02 00:29:04 +02:00
Irmen de Jong
0bea721c2e docs 2023-04-27 01:26:25 +02:00
Irmen de Jong
efd7d6f0c0 tweak IR call args setting now via special SETPARAM instruction 2023-04-14 02:10:39 +02:00
Irmen de Jong
b55be093be tweak IR 2023-04-11 22:48:20 +02:00
Irmen de Jong
9b37ac483f vm fix str to word conversion
ir SYSCALL puts result(s) on value stack,  instead of on hardcoded r0, r1
2023-04-10 16:26:42 +02:00
Irmen de Jong
090820958e ir divmod returns its results on valuestack, to keep consistency with the rule that only 1 register can be a returnvalue 2023-04-10 15:26:30 +02:00