83 lines
4.7 KiB
Plaintext
83 lines
4.7 KiB
Plaintext
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obj
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bt: "bintree"
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dat
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pSymbolTable word 0
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pub Init
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FixupTable( @table + 2 )
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pSymbolTable := @table
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bt.PokeW( pSymbolTable, @table + 2 )
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pri FixupTable( p ) | q
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q := bt.PeekW( p )
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if q
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bt.PokeW( p, q += @table )
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FixupTable( q )
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q := bt.PeekW( p + 2 )
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if q
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bt.PokeW( p + 2, q += @table )
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FixupTable( q )
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pub SymbolLookup( s )
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return bt.FindInTable( s, bt.PeekW(pSymbolTable) )
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pub AddToTable( s )
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bt.AddToTable( s, pSymbolTable )
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pub GetPSymbolTable
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return pSymbolTable
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con #0
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' In the symbol table, the symbol's name (null-terminated) is followed by one of the following type bytes
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' which is in turn followed by additional data:
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{0} kINT_CON_SYMBOL ' followed by 4-byte constant
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{1} kFLOAT_CON_SYMBOL ' followed by 4-byte constant
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{2} kPUB_SYMBOL ' followed by 1-byte method index, 1-byte #params
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{3} kPRI_SYMBOL ' followed by 1-byte method index, 1-byte #params
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{4} kOBJ_SYMBOL ' followed by 2-byte pointer to child object's symbol table, 1-byte index, 2-byte count,
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' 2-byte pointer to next OBJ in linked list
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{5} kVAR_SYMBOL ' followed by 1-byte size (1, 2, 4), 2-byte var offset
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{6} kDAT_SYMBOL ' followed by 1-byte size (1, 2, 4), 2-byte dat offset, 2-byte cog address * 4, 2-byte pointer to local labels
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{7} kSOB_SYMBOL ' followed by 2-byte pointer to SOB's symbol table
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{8} kUNDEFINED_CON_SYMBOL ' followed by 4-byte constant to be determined
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{9} kBUILTIN_INT_SYMBOL ' followed by 4-byte constant
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{10}kBUILTIN_FLOAT_SYMBOL ' followed by 4-byte constant
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dat
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table word 0
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byte $10,$00,$85,$00,$50,$4f,$53,$58,$00,$09,$ff,$ff,$ff,$7f,$1f,$00
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byte $58,$00,$50,$4c,$4c,$31,$58,$00,$09,$40,$00,$00,$00,$2b,$00,$48
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byte $00,$50,$49,$00,$0a,$db,$0f,$49,$40,$39,$00,$00,$00,$4e,$45,$47
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byte $58,$00,$09,$00,$00,$00,$80,$00,$00,$00,$00,$46,$41,$4c,$53,$45
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byte $00,$09,$00,$00,$00,$00,$00,$00,$00,$00,$50,$4c,$4c,$31,$36,$58
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byte $00,$09,$00,$04,$00,$00,$67,$00,$76,$00,$50,$4c,$4c,$34,$58,$00
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byte $09,$00,$01,$00,$00,$00,$00,$00,$00,$50,$4c,$4c,$32,$58,$00,$09
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byte $80,$00,$00,$00,$00,$00,$00,$00,$50,$4c,$4c,$38,$58,$00,$09,$00
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byte $02,$00,$00,$95,$00,$c3,$00,$58,$49,$4e,$50,$55,$54,$00,$09,$04
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byte $00,$00,$00,$a5,$00,$b5,$00,$52,$43,$53,$4c,$4f,$57,$00,$09,$02
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byte $00,$00,$00,$00,$00,$00,$00,$52,$43,$46,$41,$53,$54,$00,$09,$01
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byte $00,$00,$00,$00,$00,$00,$00,$54,$52,$55,$45,$00,$09,$ff,$ff,$ff
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byte $ff,$d2,$00,$e1,$00,$58,$54,$41,$4c,$32,$00,$09,$10,$00,$00,$00
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byte $00,$00,$00,$00,$58,$54,$41,$4c,$31,$00,$09,$08,$00,$00,$00,$00
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byte $00,$00,$00,$58,$54,$41,$4c,$33,$00,$09,$20,$00,$00,$00
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{{
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Copyright (c) 2009 Michael Park
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+------------------------------------------------------------------------------------------------------------------------------+
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| TERMS OF USE: MIT License |
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+------------------------------------------------------------------------------------------------------------------------------+
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|Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation |
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|files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, |
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|modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software|
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|is furnished to do so, subject to the following conditions: |
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|The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.|
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|THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE |
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|WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR |
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|COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, |
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|ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
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+------------------------------------------------------------------------------------------------------------------------------+
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}}
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