CAAR Tools Page

Research and Education Tools

The following tools and HDL models are based upon work supported by the National Science Foundation under Grant No. 9703421 and its Research Experiences for Undergraduates Supplement. Although we have tried to do an extensive job of testing the tools and models for correctness, there may still be some errors, so please use them with caution and at your own risk.

Symmetric Bipartite Tables Method (SBTM)
Symmetric Table Addition Method (STAM)
Interval-Enhanced GNU Fortran Compiler (g77-i)
Perl script generation of variable-length Array Multipliers in VHDL (structural)
Perl script generation of variable-length Dadda Multipliers in VHDL (structural)
Perl script generation of variable-length/variable-depth Dadda Adder Tree in VHDL (structural)
Structural VHDL of Double-Precision Floating-Point Addition/Subtraction Unit (CLA-based)
Structural VHDL of Double-Precision Floating-Point Multiplication Unit (Dadda-tree based)
Structural VHDL of Double-Precision Floating-Point Division Unit (Radix-4 SRT based)
Structural VHDL of Double-Precision Floating-Point Division/Square-Root Unit (Radix-4 SRT based)
RTL-based VHDL of the superscalar DLX processor that has interval arithmetic hardware
modified GCC compiler for interval arithmetic support
MATLAB executable (MEX) to enable rounding mode support
MATLAB executable (MEX) to display a double-precision number in binary, hexadecimal, and 64-digit decimal
VHDL Designs by Louis Marquette
Interval Calculator by Angel Pereira and Edwin Alicea

mschulte@cse.lehigh.edu

Michael J. Schulte
Lehigh University
EECS Department
19 W. Memorial Drive
Bethlehem, PA 18015