Tightly coupled scientific processing system

A tightly coupled data processing system for executing both scientific tasks and general purpose tasks comprising:

• high performance storage unit means for providing addressable storage of operands, general purpose task instructions and scientific task instructions and having scientific processor port means and host processor port means for providing access thereto, said high performance storage unit means including means for reading and writing instructions and operands utilized in general purpose tasks and in scientific tasks as they are being executed;
• general purpose host processor means coupled to said host processor port means for controlling performance of both of said general purpose tasks and scientific tasks;
• and
• scientific processor means coupled to said scientific processor port means for performing scientific tasks designated by said general purpose host processor means with direct access to said high performance storage unit means for obtaining instructions and operands and storing resultant operands, whereby said scientific processor means is tightly coupled to said general purpose host processor means and under its operating control.

A tightly coupled data processing system for executing general purpose programs and scientific programs while maintaining the functionality of a general purpose processing system comprising:

• common main storage system means for providing addressable storage for addressably storing scalar instruction words and vector instruction words and for addressably storing scalar data words and vector data words and having first interface means and second interface means;
• general purpose host processor means directly coupled to said first interface means of said common main storage system means for receiving instruction words and data words therefrom and providing resultant data words thereto;
• scientific processor means, having a scalar processor means and a vector processor means for respectively performing scalar and vector operations, directly coupled to said second interface means of said common main storage system means for receiving instruction words and data words therefrom and providing resultant data words thereto;
• wherein both general purpose functions and scientific functions may be respectively performed by said general purpose host processor means and said scientific processor means, each having storage access to the information of the other in said common main storage means via its respective one of said first interface means and said second interface means to thereby directly provide a tight storage coupling therebetween.

A tightly coupled data processing system for executing scientific tasks and general purpose tasks comprising:

• a plurality of high performance storage unit means for providing addresable storage, each having a plurality of scientific processor port means and a plurality of host processor port means for providing access thereto and for providing storage of instruction words and operand words utilized in general purpose tasks and scientific tasks;
• a plurality of host processor means, each coupled to said plurality of high performance storage unit means through respectively associated ones of said plurality of host processor port means, each of said plurality of host processor means capable of controlling performance of tasks;
• a plurality of scientific processor means for performing scientific tasks designated by ones of said plurality of general purpose host processor means, each of said plurality of scientific processor means having interface means;
• and
• a plurality of multiple unit adapter means, each one coupled intermediate an associated one of said interface means of one of said plurality of scientific processor means and said plurality of high performance storage unit means through respectively associated ones of said plurality of scientific processor port means, and each of said plurality of multiple unit adapter means for providing tightly coupled access of the respectively associated ones of said scientific processor means to said plurality of high performance storage unit means for providing access to storage common to said plurality of general purpose processor means.