VMS Help  —  RTL Routines, LIB$  LIB$I64_GET_FR
    (I64 only.) The Get Floating-Point Register routine copies the
    value of the floating-point register.

    Format

      LIB$I64_GET_FR   invo_context, index, fr_copy

1  –  Returns

    OpenVMS usage:cond_value
    type:         longword (unsigned)
    access:       write only
    mechanism:    by value

2  –  Argument

 invo_context

    OpenVMS usage:invo_context_blk
    type:         structure
    access:       read
    mechanism:    by reference

    Address of a valid invocation context block.

 index

    OpenVMS usage:index
    type:         longword
    access:       read
    mechanism:    by value

    Floating point register index.

 fr_copy

    OpenVMS usage:floating-point value
    type:         octaword
    access:       write
    mechanism:    by value

    Address of an octaword to receive the contents of the specified
    floating-point register.
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