Irmen de Jong
f2daa17b92
tweak some not optimizations
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cleanup IR typestring
2024-01-05 17:49:56 +01:00
Irmen de Jong
6d9fccacb1
boolean not expression tweaks and optimizations
2024-01-05 13:32:16 +01:00
Irmen de Jong
bfd3edb617
fix expression evaluation bug where intermediate values were overwritten, yielding the wrong result
2024-01-04 21:04:11 +01:00
Irmen de Jong
0e086d788b
removed chained comparisons again, because they caused invalid expression evaluations due to changed semantics.
2024-01-01 16:00:11 +01:00
Irmen de Jong
d1f8ee1e56
replace most common subexpressions by a single temp variable
2024-01-01 14:57:24 +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
932bbd0381
allow casting of byte<->ubyte and word<->uword
2023-12-29 16:23:24 +01:00
Irmen de Jong
ccc11e49d2
fix asmgen for uword shift right 8 or more bits
2023-12-29 05:06:09 +01:00
Irmen de Jong
d28c994ecd
directive really needs to be listed out in the parser otherwise it confuses it with % modulo :-(
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Also fix missing const fold pass in optimizer
2023-12-29 03:45:20 +01:00
Irmen de Jong
bcc4bf5c2b
almost forgot
2023-12-28 20:39:27 +01:00
Irmen de Jong
37fcde30d6
constants have p8c_ prefix instead of p8v_ in the asm
2023-12-28 05:28:32 +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
b428343c2a
tweak chained comparisons
2023-12-28 02:31:39 +01:00
Irmen de Jong
dfce292294
allow chained comparisons i<x<j (desugared into: i<x and x<j)
2023-12-28 01:18:59 +01:00
Irmen de Jong
2b8f613a00
added %option ignore_unused to suppress warnings about unused vars and subs in that module/block.
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Also improved error for invalid directive.
2023-12-26 23:37:59 +01:00
Irmen de Jong
4bb2b8ca9b
make isArray a computed property by simply checking the datatype
2023-12-26 19:58:08 +01:00
Irmen de Jong
5179562fb2
can be val
2023-12-26 19:39:02 +01:00
Irmen de Jong
0a4de45453
get rid of vardecl.declareddatatype
2023-12-26 19:33:58 +01:00
Irmen de Jong
66d939df0d
docs about new asm symbol prefixes
2023-12-20 22:37:46 +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
69f6afe420
block names in asm now prefixed with p8b_ (instead of p8_)
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as part of fixing var versus block symbol conflict handling
2023-12-19 23:00:20 +01:00
Irmen de Jong
b7279a3d9e
fix 'not in' parsing error
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fixes #115
2023-12-19 19:49:25 +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
e98e951834
fix chained assignment and multi-vardecl RHS evaluation
2023-12-10 16:44:51 +01:00
Irmen de Jong
ef1c665b9a
allow underscores for numerical grouping
2023-12-09 13:13:34 +01:00
Irmen de Jong
d56565be25
fix multi-var decl
2023-12-09 12:32:41 +01:00
Irmen de Jong
e076b3aedc
fix multi-var decl in nested scopes
2023-12-09 12:07:09 +01:00
Irmen de Jong
ae3b2ddf5f
allow multi var declarations for floats too
2023-12-08 23:29:13 +01:00
Irmen de Jong
1bdc427d73
multi var declarations ubyte x,y,z
2023-12-08 22:18:21 +01:00
Irmen de Jong
6a639ce533
chained assignments x=y=z=42
2023-12-08 01:07:16 +01:00
Irmen de Jong
8e4319cd5a
module directive %encoding to set the text encoding for that whole file (iso, petscii, etc.)
2023-12-06 23:54:08 +01:00
Irmen de Jong
ee782e92ac
fix cast error and vm float parsing
2023-12-05 22:51:15 +01:00
Irmen de Jong
b09e0a05bf
some tweaks to errors about long integer literals
2023-12-03 02:45:26 +01:00
Irmen de Jong
c609e982fe
allow const expression intermediate values to be 32 bits integers to avoid needless overflow errors.
2023-12-03 01:48:12 +01:00
Irmen de Jong
c45fbe6310
continue stmt added
2023-11-25 01:14:35 +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
7e3b8c2c59
fix compiler crash on certain subroutine inlining attempts.
2023-11-09 21:16:12 +01:00
Irmen de Jong
3b0d7ea960
better const-evaluation of addressOf a memory mapped variable
2023-11-08 22:04:41 +01:00
Irmen de Jong
ee2888e744
verafx.mult/muls now return upper 16 bits of the result in r0
2023-11-06 21:55:58 +01:00
Irmen de Jong
0904712a00
remove last trace of getTempVar (arry index expression)
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tiny optimization
2023-10-27 21:41:52 +02:00
Irmen de Jong
880c0a5da8
allow taking address of array element
2023-09-18 04:37:41 +02:00
Irmen de Jong
00b0ec58b4
update to Antlr 4.13.1
2023-09-14 21:11:55 +02:00
Irmen de Jong
6afdd4e6fd
preparing next version
2023-09-12 21:53:49 +02:00
Irmen de Jong
c15c10a94e
fixed 'unroll CONSTANTEXPR' compiler errors
2023-09-05 01:03:35 +02:00
Irmen de Jong
525a9b5036
prepare parser to allow chained array indexing later
2023-09-03 19:06:47 +02:00
Irmen de Jong
66857ca477
prepare parser to be more flexible with array indexed expressions
2023-08-15 13:07:01 +02:00
Irmen de Jong
f98ee326b4
error when doing txt.print('@') where "@" was intended (byte for string parameter)
2023-08-14 19:25:31 +02:00
Irmen de Jong
2c9e50873c
use math.square for optimized X*X calculation (words only).
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Added IR SQUARE instruction.
2023-08-14 01:05:17 +02:00
Irmen de Jong
7c0bde7310
parser: allow curly brace on next line for asmsub too
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downgrade antlr4 one version again to what is used in IntelliJ's antlr plugin, to avoid potential version conflicts
2023-08-09 20:01:12 +02:00
Irmen de Jong
c223702ea0
code cleanups
2023-07-30 18:42:45 +02:00
