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(gdb.info)Floating Point Hardware

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Floating point hardware
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   Depending on the configuration, GDB may be able to give you more
information about the status of the floating point hardware.

`info float'
     Display hardware-dependent information about the floating point
     unit.  The exact contents and layout vary depending on the
     floating point chip.  Currently, `info float' is supported on the
     ARM and x86 machines.