| 摘要 |
Some embodiments of the invention provide devices, systems and methods of handling FXCH instructions data validity. For example, an apparatus in accordance with an embodiment of the invention includes a real register file unit able to perform a floating point exchange micro-instruction, by modifying an operand of a floating point micro-instruction that attempts to access a floating point register of said real register file unit, if said operand requires modification based on the floating point exchange micro-instruction.
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