Everything

-dpfpu [V3.01.00 or later]


< Compile Options / Optimize Options >

[Format]

-dpfpu

 

-

Interpretation when omitted

nodpfpu is assumed to be specified.

[Description]

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When the dpfpu option is specified, a code using double-precision floating-point processing instructions is generated.

[Remarks]

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For details of the double-precision floating-point processing instructions, refer to the RX Family Software Manual.

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When the CPU*1 is selected or RXv1 or RXv2 is selected as ISA*2, an error will occur if dpfpu is specified.

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When nofpu has been specified, an error will occur if dpfpu is specified.

Note

*1) This means a selection by the cpu option or the CPU_RX environment variable.

*2) This means a selection by the isa option or the ISA_RX environment variable.