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added neg and inv shortcuts

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Luxferre
2025-04-30 11:55:41 +03:00
parent 5bfcf0314c
commit 03a9a72d6e
2 changed files with 4 additions and 0 deletions
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README.md
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@@ -199,6 +199,8 @@ The shortcut mnemonics for other operations are as follows:
* `iva` is a shortcut to `cpy 2` (indirect value assignment) * `iva` is a shortcut to `cpy 2` (indirect value assignment)
* `inc` is a shortcut to `fma 127 127` (increment) * `inc` is a shortcut to `fma 127 127` (increment)
* `mul` is a shortcut to `fma 0` (multiplication) * `mul` is a shortcut to `fma 0` (multiplication)
* `neg` is a shortcut to `sub 0 127` (negation)
* `inv` is a shortcut to `div 127` (inversion/reciprocal)
* `exp` is a shortcut to `nel 0` (natural exponent) * `exp` is a shortcut to `nel 0` (natural exponent)
* `log` is a shortcut to `nel 1` (natural logarithm) * `log` is a shortcut to `nel 1` (natural logarithm)
* `sin` is a shortcut to `tri 0` (sine) * `sin` is a shortcut to `tri 0` (sine)
mu808asm.py
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@@ -39,6 +39,8 @@ jmpfunc_shorts = {
'iva': 'cpy 2', # indirect value assignment 'iva': 'cpy 2', # indirect value assignment
'inc': 'fma 127 127', # increment 'inc': 'fma 127 127', # increment
'mul': 'fma 0', # multiplication 'mul': 'fma 0', # multiplication
'neg': 'sub 0 127', # negation
'inv': 'div 127', # inversion/reciprocal
'exp': 'nel 0', # natural exponent 'exp': 'nel 0', # natural exponent
'log': 'nel 1', # natural logarithm 'log': 'nel 1', # natural logarithm
'sin': 'tri 0', # sine 'sin': 'tri 0', # sine