A.13. FPU signals

Table A.27 shows the FPU signals. These signals are only driven if the processor is configured to include the floating-point logic.

Table A.27. FPU signals

SignalDirectionDescription
FPIXCmOutputMasked floating-point inexact exception
FPOFCmOutputMasked floating-point overflow exception
FPUFCmOutputMasked floating-point underflow exception
FPIOCmOutputMasked floating-point invalid operation exception
FPDZCmOutputMasked floating-point divide-by-zero exception
FPIDCmOutputMasked floating-point input denormal exception

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