发明名称 |
Method and system for the temporary designation and utilization of a plurality of physical registers as a stack |
摘要 |
A method and system in a superscalar data processing system are disclosed for the temporary designation and utilization of a plurality of physical registers as a stack. For each of the multiple instructions to be processed during a single clock cycle by the data processing system, a determination is made whether each of the instructions is a particular type of instruction. If a determination is made that an instruction is a particular type of instruction, a quantity of physical registers to be temporarily designated as a stack is determined utilizing the instruction. A second plurality of physical registers available to be utilized as a stack are determined whether the second plurality of the quantity. The second plurality of physical registers are then temporarily designated and utilized as a stack.
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申请公布号 |
US6009509(A) |
申请公布日期 |
1999.12.28 |
申请号 |
US19970946840 |
申请日期 |
1997.10.08 |
申请人 |
INTERNATIONAL BUSINESS MACHINES CORPORATION |
发明人 |
LEUNG, WAN LIN;GENDUSO, THOMAS BASILIO |
分类号 |
G06F9/30;(IPC1-7):G06F7/00 |
主分类号 |
G06F9/30 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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