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README.md
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README.md
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@ -10,32 +10,34 @@ cc uxn.c -std=c89 -Os -DNDEBUG -g0 -s -Wall -Wno-unknown-pragmas -o uxn
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## Assembly Syntax
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- `:label`, a named offset
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- `:label`, a named address
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- `+literal`, a numeric value
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- `.pointer`, pointer to a label
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```
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< comment >
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< conditionals >
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+01 < literal >
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+03 +02 ADD
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+05 EQU
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[ 01 02 03 04 ] < block of literals >
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.there JMQ
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$01 < pointer8 >
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:here
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< when not equal >
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+ee
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BRK
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{ 01 02 03 04 } < block of pointer8 >
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~ff0f < pointer16 >
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( ff00 ff01 ff02 ff03 ) < block of pointer16 >
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=const +ff
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:label ADD RTS
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:there
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< when is equal >
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+ff
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BRK
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```
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## Mission
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- constants
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- variables
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- A Three-Way Decision Routine(http://www.6502.org/tutorials/compare_instructions.html)
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- Carry flag?
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- Loop
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- Pointers/Literals
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@ -44,9 +46,6 @@ $01 < pointer8 >
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- Detect mouse click
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- 16 bits addressing
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- jumping to subroutine should be relative
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## TODOs
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- Implement addressing
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- Implement 16 bits operations
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- Jumps should be relative
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