RTEMS 4.6.0pre5 On-Line Library

CPU Model Dependent Features Floating Point Unit

RTEMS Intel i386 Applications Supplement

1.4: Floating Point Unit

The macro I386_HAS_FPU is set to 1 to indicate that this CPU model has a hardware floating point unit and 0 otherwise. The hardware floating point may be on-chip (as in the case of an i486DX or Pentium) or as a coprocessor (as in the case of an i386/i387 combination).

RTEMS Intel i386 Applications Supplement