The ChipList, by Adrian Offerman; The Processor Portal

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Added with 80387 Floating-Point (FP) Coprocessor Instruction Set Architecture (ISA)

Floating-Point (FP) instructions added with the 80387 coprocessors:

  • FCOS
    Cosine
  • FLDENVD
    Load x87 FPU Environment
  • FNSAVED
    Store x87 FPU State, No Wait
  • FNSTENVD
    Store x87 FPU Environment, No Wait
  • FPREM1
    Partial Remainder
  • FRSTORD
    Restore x87 FPU State
  • FSAVED
    Store x87 FPU State
  • FSIN
    Sine
  • FSINCOS
    Sine and Cosine
  • FSTENVD
    Store x87 FPU Environment
  • FUCOM/FUCOMP/FUCOMPP
    Unordered Compare Floating Point Values