APPARATUS AND METHOD TO TRACE HIGH PERFORMANCE MULTI-ISSUE PROCESSORS
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United States of America Patent
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app pub date -
Dec 8, 2006
filing date -
May 28, 2003
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Abandoned
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Abstract
A system and method for program counter and data tracing in a multi-issue processor is disclosed. Instructions are traced in program sequence order. In one embodiment instructions are traced in graduation order from a reorder buffer. The tracing mechanism of the present invention enables increased visibility into the hardware and software state of the processor core.
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