5.69 · exercise

Quiz: Floating Point Instructions - Advanced

Work through the callee-saved d registers, the fmov immediate range, conversions between integers and floats, and the fused multiply-add family.

0 of 5 correct

Knowledge Check

When a subroutine saves the callee-saved floating-point registers d8 to d15 on the stack, how much of the underlying 128-bit hardware register must actually be preserved?

Knowledge Check

What restriction applies to the immediate value in an fmov that loads a floating-point constant into a register?

Knowledge Check

Which instruction converts a single-precision float into the nearest 32-bit signed integer?

Knowledge Check

The instruction fmsub Dd, Dn, Dm, Da executes. Which formula does it apply?

Knowledge Check

Which instruction converts a 64-bit signed integer into a double-precision float?