Irmen de Jong
a5110b1f96
improved De Morgan rewrite rules
2024-03-02 23:19:39 +01:00
Irmen de Jong
f40b7b62bb
updated unit tests and some basic changes for them
2024-03-02 23:19:20 +01:00
Irmen de Jong
01bbc2234e
fix absorption law optimization, add 2 additional optimizations
2024-02-14 23:12:54 +01:00
Irmen de Jong
4dc50cb551
fix unused subroutine removal not removing all unused subs
2024-02-10 21:26:53 +01:00
Irmen de Jong
358215e4dd
removed postIncrDecr (still allow ++/-- to be parsed into +=1/-=1)
2024-02-06 18:50:08 +01:00
Irmen de Jong
a8c09d6144
removed a problematic bitshift replacement in the const evaluator
2024-01-21 23:05:51 +01:00
Irmen de Jong
bc3f2db3de
Fix call graph to no longer mark subroutines unused, that still get their variables referenced somewhere.
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Revert palette.default_colors_16[] back to palette.set_default16.colors.
2024-01-11 22:12:01 +01:00
Irmen de Jong
f8084e7955
fix const replacement optimization error on memory mapped variable
2024-01-07 18:48:18 +01:00
Irmen de Jong
6d9fccacb1
boolean not expression tweaks and optimizations
2024-01-05 13:32:16 +01:00
Irmen de Jong
37638e7ed0
added Absorption laws optimization
2024-01-05 00:36:47 +01:00
Irmen de Jong
8a0e650511
apply De Morgan's laws for logical not, results in smaller code
2024-01-04 23:45:46 +01:00
Irmen de Jong
56ba24962c
fixed 'not not x' optimization to just 'x'
2024-01-04 15:02:21 +01:00
Irmen de Jong
8f18b5b8a7
keep distinction between logical and bitwise boolean operators
2023-12-30 01:08:42 +01:00
Irmen de Jong
d03ff1e4d0
improved var -> const replacement, now done in constfolding already (fixes some obscure problems later on)
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Also fixed some directive parenting errors
2023-12-29 19:48:40 +01:00
Irmen de Jong
a0594cbce3
const optimizer now knows about a bunch of library functions, such as math.*
2023-12-28 20:14:13 +01:00
Irmen de Jong
44d82f9190
add unit tests
2023-12-28 13:30:07 +01:00
Irmen de Jong
09c6cb4d6b
replace unwritten vars by consts. Improved const eval.
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Fixed some slight bugs in library code
2023-12-28 05:17:15 +01:00
Irmen de Jong
ffdc658dc8
type error tweaks
2023-12-26 18:49:01 +01:00
Irmen de Jong
6bc079c7b7
more asm symbol prefixing: variables with p8v_, subroutines with p8s_ etc
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labels with p8l_ . All this to avoid symbol clashes in the generated assembly code.
Everything got its own distinguishing prefix so we're done with it once and for all and have only 1 breaking change moment.
2023-12-20 22:20:59 +01:00
Irmen de Jong
a8be94de6b
better error message when attempting to cast a float to integer
2023-12-15 22:28:06 +01:00
Irmen de Jong
6ebd4e821f
improved docs about subroutine scoping, fix possible optimizer crash for inlined sub
2023-12-04 23:23:52 +01:00
Irmen de Jong
88a1aa4f3d
fix invalid optimization for integers (X/C1)*C2 , only ok for floats because of int rounding
2023-12-01 23:17:49 +01:00
Irmen de Jong
62d3f01948
fix name check in inline asm
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this no longer removes a subroutine that is otherwise only called from inlined asm.
2023-11-21 01:26:50 +01:00
Irmen de Jong
f21adaa3ef
fix compiler error caused by removal of string symbol in txt.print() optimization
2023-11-17 19:51:48 +01:00
Irmen de Jong
70a78e74f6
get rid of binexpr splitter
2023-07-20 01:36:43 +02:00
Irmen de Jong
38efe25c68
abs() now works on multiple data types including float.
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no need to use floats.fabs() anymore
2023-05-02 01:19:53 +02:00
Irmen de Jong
dc32318cec
fix possible string error on inlined subroutines
2023-03-12 18:16:48 +01:00
Irmen de Jong
fc253237c9
fix issues with reporting inlined subroutines as unused
2023-03-07 23:47:14 +01:00
Irmen de Jong
540b3ae2f4
tweak BinaryExpression splitting
2023-02-28 21:45:38 +01:00
Irmen de Jong
cf3523f49f
Merge branch 'codegen-on-new-ast'
2023-02-14 22:48:11 +01:00
Irmen de Jong
bceaebe856
fix crash on sort/reverse unused arrays
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fixes #95
2023-02-14 00:26:29 +01:00
Irmen de Jong
6aabbffc62
some cleanups
2023-02-09 02:34:18 +01:00
Irmen de Jong
f117805129
order
2023-02-05 12:36:32 +01:00
Irmen de Jong
81bd5c784e
don't remove consecutive assigns to IO space location
2022-12-24 18:01:54 +01:00
Irmen de Jong
88cbb6913d
tweak bool type handling
2022-07-11 14:55:50 +02:00
Irmen de Jong
24d13dd120
fix problematic optimizations to logical expressions
2022-07-02 00:56:24 +02:00
Irmen de Jong
965340ff90
logical and/or/xor/not all replaced by bitwise &,|,^,~ (ast, codegens)
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this also fixed some invalid outcomes of logical expressions!
2022-07-02 00:38:17 +02:00
Irmen de Jong
2eb41a8caf
temporary workaround for code problem around 'not'
2022-07-01 00:38:19 +02:00
Irmen de Jong
97cb0cbd08
tweak "not" removal/rewriting
2022-06-30 02:16:30 +02:00
Irmen de Jong
dc82a0fc16
better not(x) replacement by x==0
2022-06-28 23:50:23 +02:00
Irmen de Jong
435d6f6f3f
vm: and/or/xor/not are all bitwise operations again
2022-06-28 03:17:51 +02:00
Irmen de Jong
ef92451d1a
fix logical expressions on arbitrary values, for now with boolean() around the operands
2022-06-28 01:18:36 +02:00
Irmen de Jong
c75bd97537
update kotest
2022-06-26 18:51:03 +02:00
Irmen de Jong
bf9d120081
logical operators now always return a boolean byte result, instead of sometimes word type as well
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(preparing for codegen simplifications for these)
2022-06-13 01:37:16 +02:00
Irmen de Jong
031f647952
allow casting negative numbers to unsigned, result = 2's complement
2022-06-05 14:21:10 +02:00
Irmen de Jong
c40cfaa388
preparing optimizing pointer indexing
2022-06-04 14:23:02 +02:00
Irmen de Jong
dad5b17ac8
fix regression compiler crash in string comparison
2022-05-08 13:47:24 +02:00
Irmen de Jong
fef52c0112
automatically convert multi-compare expression (if X==1 or X==2..) to contaiment check if X in [1,2,..]
2022-05-08 13:21:34 +02:00
Irmen de Jong
6f2fdbe447
added %option merge, also fixed problem with unit test building in newer IntelliJ version
2022-04-15 22:38:32 +02:00
Irmen de Jong
220246278a
removed sum(), max(), min(). abs() now always returns uword type.
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This greatly simplifies internal handling of builtin functions by always having one fixed return type.
2022-04-14 00:21:16 +02:00
