sh-dis/sh4/FLDS FRm,FPUL

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sr ← ZeroExtend32(SR);
op1 ← FloatValue32(FRm);
IF (FpuIsDisabled(sr) AND IsDelaySlot())
THROW SLOTFPUDIS;
IF (FpuIsDisabled(sr))
THROW FPUDIS;
fpul ← FloatRegister32(op1);
FPUL ← ZeroExtend32(fpul);