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FloatingPointUnit
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2022-12-30 -
PeterSchmid
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Intro
Why Floating-Point?
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STM AN4044
: One alternative to floating-point is
fixed-point
, where the exponent field is fixed. But if fixed-point is giving better calculation speed on FPU-less processors, the range of numbers
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fpu.s
on GitHub
fpu.c
on GitHub
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https://www.jostbuergi.com
Contents
Why Floating-Point?
Floating-Point Unit
Normalized Numbers Range
IEEE.754 Single and Double Precision Floating-Point Coding
Some Hints for Using the FPU
Links
Floating-Point Words
Bare FPU Words (Without C Math Library)
Words Using the C Math Library
Fixed-Point Words
How to Use
Performance Estimation
Conclusion
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