The Vector Fixed Point Unit of the Synergistic Processor Element of the Cell Architecture Processor
- Resource Type
- Authors
- Juergen Pille; S. Buttner; N. Mading; Rolf Sautter; Sebastian Ehrenreich; Jens Leenstra; Wilhelm Haller
- Source
- DATE Designers' Forum
- Subject
- Adder
Speedup
Coprocessor
Computer science
Parallel computing
Fixed point
Permutation
Parallel processing (DSP implementation)
CMOS
Hardware_INTEGRATEDCIRCUITS
SIMD
Hardware_ARITHMETICANDLOGICSTRUCTURES
IBM
Fixed-point arithmetic
Electronic circuit
- Language
A vector fixed point unit (FXU) is designed to speed up multimedia processing. The FXU implements SIMD style integer arithmetic and permute operations. The adder, rotator and permute structure enables the use of static circuits only. The FXU was fabricated using IBM 90nm CMOS SOI technology.