Appeal No. 2003-1110
Application No. 09/295,439
THE INVENTION
The appellants claim a data processing system and method
having out-of-order instruction execution. Claims 27 and 38 are
illustrative:
27. A data processing system, comprising:
a first execution unit;
a second execution unit;
an input circuit for receiving a first plurality of
instructions;
detection means for asserting a first dependency
indicated in response to detecting a dependency
between a first one of the first plurality of in-
structions, and a second instruction, wherein the
dependency occurs during an interval when the second
instruction is executed by the first execution unit;
and
issue means, capable of issuing the first one of the
plurality of instructions to either of the first and
second execution units, for selectively issuing the
first one of the plurality of instructions to one of
the execution units in response to an indication by
the first dependency indicator indicating that the
dependency is being cleared.
38. A method, in a data processing system having a
first execution unit and a second execution unit,
comprising the steps of:
receiving a first plurality of instructions;
detecting a dependency between a first one of the
first plurality of instructions and a second in-
2
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