Question

How many floating point register does the FPU of the SPARC have?

(a) 16 128-bit

(b) 32 128-bit

(c) 64 128-bit

(d) 10 128-bit

I had been asked this question by my college professor while I was bunking the class.

Origin of the question is The Sun SPARC RISC Model topic in division Embedded Processors of Embedded Systems

Answer 1

The correct choice is (a) 16 128-bit

For explanation I would say: It possesses 32 32-bit single precision, 32 64-bit double precision and 16 128-bit quads precise floating registers.