Processor capable of executing programs that contain RISC and CI

Details Processor capable of executing programs that contain RISC and CI Processor capable of executing programs that contain RISC and CI

1995-02-10

1997-06-10

Harrell, Robert B.

G06F 930

Patent

active

056385250

ABSTRACT:
A data processor is described. The data processor is capable of decoding and executing the first instruction of a first instruction set and the second instruction of a second instruction set wherein the first instruction and the second instruction originate from a single computer program. Alternatively, the data processor can also execute a first instruction of a first instruction set in a first instruction set mode, receive a first interruption indication in the first instruction set mode, service the first interruption indication in a second instruction set mode, return to the first instruction set mode, receive a second interruption indication in the first instruction set mode, and service the second interruption indication in the first instruction set mode.

REFERENCES:
patent: 4839797 (1989-06-01), Katori et al.
patent: 5481684 (1996-01-01), Richter et al.

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