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Floating Point Instructions FMOVE Move Floating-Point Data Register (MC6888X, MC68040) FMOVE Floating-Point Status Register (Register-to-Memory): Condition Codes: Not affected. Quotient Byte: Not affected. Exception Byte: BSUN Cleared < fmt > is B, W, or L SNAN Refer to 1.6.5 Not-A-Numbers. OPERR Set if the source operand is infinity or if the destination size is exceeded after conversion and rounding; cleared otherwise. Cleared Cleared Cleared Refer to exception processing in the appropriate user’s manual. Cleared Cleared Refer to 1.6.5 Not-A-Numbers Refer to exception processing in the appropriate user’s manual. Refer to exception processing in the appropriate user’s manual. Cleared Refer to exception processing in the appropriate user’s manual. Cleared Cleared Refer to 1.6.5 Not-A-Numbers. Set if the k-factor > + 17 or the magnitude of the decimal exponent exceeds three digits; cleared otherwise. Cleared Cleared Cleared Refer to exception processing in the appropriate user’s manual. Cleared OVFL UNFL DZ INEX2 < fmt > is S, D, or X INEX1 BSUN SNAN OVFL UNFL DZ INEX2 INEX1 BSUN SNAN OPERR < fmt > is P OVFL UNFL DZ INEX2 INEX1 Accrued Exception Byte: MOTOROLA Affected as described in exception processing in the appropriate user’s manual. M68000 FAMILY PROGRAMMER’S REFERENCE MANUAL 5-77
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