发明名称 Microprocessor with pipelining, memory size evaluation, micro-op code and tags
摘要 Circuits, systems and methods for operating a processor to process a plurality of sequentially arranged instructions. The method includes various steps, such as receiving (54) into a processor pipeline an instruction from the plurality of sequentially arranged instructions. Next, determines (56) whether the received instruction comprises a memory access instruction. A memory access instruction is operable to access memory information of a specifiable size. In response to determining that the received instruction comprises a memory access instruction, the method generates (58) at least one micro-operation code corresponding to the memory access instruction and it also sets (60) a tag to the at least one micro-operation code, where the set tag requests a subsequent evaluation of the specifiable size. After the tag is set, the method later detects (64, 72) the set tag and, in response to the set tag, retrieves (66, 74) a current value of the specifiable size.
申请公布号 US5895497(A) 申请公布日期 1999.04.20
申请号 US19960761731 申请日期 1996.12.05
申请人 TEXAS INSTRUMENTS INCORPORATED 发明人 ANDERSON, TIMOTHY D.
分类号 G06F9/312;G06F9/318;G06F9/38;(IPC1-7):G06F12/00 主分类号 G06F9/312
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