Floating Point Unit

The aim of this project is to develop an IEEE-754 synthesizable floating point core
If you have any comments please email me.

Floating Point documents

• Introduction to number system
• Introduction Floating point standards
• download ps file

Documents and notes

• FPU specification and design notes download ps file
• Suggested instructions

Flow charts

• General Block diagram
• Old Block diagram
• IEEE-754 number decoder flow chart
• Adder/Subtractor flow chart
• Old Adder/Subtractor flow chart
• Multiplier flow chart
• Comparator flow chart

Codes

• FPU code This code includes the Adder/Subtractor block and all calculations needed by other blocks (rounding,normaliziation...).
• The code is not stable yet it is in the debug phase and some bugs already found but not fixed yet.

Related Links

• Introduction to Floating point calculations and IEEE-754 standard
• http://cch.loria.fr/documentation/IEEE754/index.html
• http://www.psc.edu/general/software/packages/ieee/ieee.html
• http://babbage.cs.qc.edu/courses/cs341/IEEE-754references.html
• http://www.qc.edu/~fei/IEEE-754.html
• Sun's Sparc Numerical comutation guid
• http://www.ti.com/sc/docs/psheets/abstract/apps/spra002.htm
• An Interview with the Old Man of Floating-Point.
• http://www.cas.american.edu/~studdard/classes/fall1995/4028201/notes/17oct95/I.html
• http://www.parkes.atnf.csiro.au/library/COMPUTING/fits_standard/node99.html
• Arithmetic Module Generator for High Performance VLSI Design
• ALTIVEC Manual
• SoftFloat IEEE-754 compatible C library