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DSP1/Inverse: Difference between revisions
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'''Inverse''' is a DSP1 command. | '''Inverse''' is a [[DSP1]] command that calculates a floating point multiplicative inverse (reciprocal). | ||
=== Input Parameters === | |||
* a[M] is the coefficient | |||
* b[C] is the exponent (in the range 8002 to 7FFFh) | |||
The total input value is then a*2^b | |||
=== Output Parameters === | |||
* A[M] is the coefficient | |||
* B[C] is the exponent (in the range 8002 to 7FFFh) | |||
=== References === | === References === | ||
Revision as of 04:34, 15 July 2023
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Inverse is a DSP1 command that calculates a floating point multiplicative inverse (reciprocal).
Input Parameters
- a[M] is the coefficient
- b[C] is the exponent (in the range 8002 to 7FFFh)
The total input value is then a*2^b
Output Parameters
- A[M] is the coefficient
- B[C] is the exponent (in the range 8002 to 7FFFh)
References
- page 3-5-2 of Book II of the official Super Nintendo development manual