JP3097981B2 - データ処理装置 - Google Patents

データ処理装置

Info

Publication number
JP3097981B2
JP3097981B2 JP05176886A JP17688693A JP3097981B2 JP 3097981 B2 JP3097981 B2 JP 3097981B2 JP 05176886 A JP05176886 A JP 05176886A JP 17688693 A JP17688693 A JP 17688693A JP 3097981 B2 JP3097981 B2 JP 3097981B2
Authority
JP
Japan
Prior art keywords
register
instruction
physical
floating
start pointer
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
JP05176886A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0736695A (ja
Inventor
英夫 和田
克己 竹田
泰弘 稲上
啓明 藤井
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP05176886A priority Critical patent/JP3097981B2/ja
Priority to DE1994622671 priority patent/DE69422671T2/de
Priority to EP19940110976 priority patent/EP0634717B1/en
Priority to US08/275,347 priority patent/US5729723A/en
Publication of JPH0736695A publication Critical patent/JPH0736695A/ja
Application granted granted Critical
Publication of JP3097981B2 publication Critical patent/JP3097981B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00—Arrangements for program control, e.g. control units
    • G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/30—Arrangements for executing machine instructions, e.g. instruction decode
    • G06F9/30003—Arrangements for executing specific machine instructions
    • G06F9/3004—Arrangements for executing specific machine instructions to perform operations on memory
    • G06F9/30043—LOAD or STORE instructions; Clear instruction
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00—Arrangements for program control, e.g. control units
    • G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/30—Arrangements for executing machine instructions, e.g. instruction decode
    • G06F9/30098—Register arrangements
    • G06F9/30101—Special purpose registers
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00—Arrangements for program control, e.g. control units
    • G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/30—Arrangements for executing machine instructions, e.g. instruction decode
    • G06F9/30098—Register arrangements
    • G06F9/3012—Organisation of register space, e.g. banked or distributed register file
    • G06F9/30138—Extension of register space, e.g. register cache
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00—Arrangements for program control, e.g. control units
    • G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/30—Arrangements for executing machine instructions, e.g. instruction decode
    • G06F9/30181—Instruction operation extension or modification
    • G06F9/30189—Instruction operation extension or modification according to execution mode, e.g. mode flag
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00—Arrangements for program control, e.g. control units
    • G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/30—Arrangements for executing machine instructions, e.g. instruction decode
    • G06F9/38—Concurrent instruction execution, e.g. pipeline or look ahead
    • G06F9/3802—Instruction prefetching
    • G06F9/3808—Instruction prefetching for instruction reuse, e.g. trace cache, branch target cache
    • G06F9/381—Loop buffering
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00—Arrangements for program control, e.g. control units
    • G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/30—Arrangements for executing machine instructions, e.g. instruction decode
    • G06F9/38—Concurrent instruction execution, e.g. pipeline or look ahead
    • G06F9/3824—Operand accessing
    • G06F9/383—Operand prefetching
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00—Arrangements for program control, e.g. control units
    • G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/46—Multiprogramming arrangements
    • G06F9/461—Saving or restoring of program or task context
    • G06F9/462—Saving or restoring of program or task context with multiple register sets

Landscapes

  • Engineering & Computer Science (AREA)
  • Software Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Complex Calculations (AREA)
  • Executing Machine-Instructions (AREA)
  • Advance Control (AREA)
JP05176886A 1992-11-16 1993-07-16 データ処理装置 Expired - Fee Related JP3097981B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP05176886A JP3097981B2 (ja) 1993-07-16 1993-07-16 データ処理装置
DE1994622671 DE69422671T2 (de) 1993-07-16 1994-07-14 Datenverarbeitungseinheit
EP19940110976 EP0634717B1 (en) 1993-07-16 1994-07-14 Data processing unit
US08/275,347 US5729723A (en) 1992-11-16 1994-07-15 Data processing unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP05176886A JP3097981B2 (ja) 1993-07-16 1993-07-16 データ処理装置

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP11035971A Division JP2000029865A (ja) 1999-02-15 1999-02-15 デ―タ処理装置

Publications (2)

Publication Number Publication Date
JPH0736695A JPH0736695A (ja) 1995-02-07
JP3097981B2 true JP3097981B2 (ja) 2000-10-10

Family

ID=16021486

Family Applications (1)

Application Number Title Priority Date Filing Date
JP05176886A Expired - Fee Related JP3097981B2 (ja) 1992-11-16 1993-07-16 データ処理装置

Country Status (3)

Country Link
EP (1) EP0634717B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JP3097981B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE69422671T2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0476722B1 (en) * 1985-04-08 1997-02-26 Hitachi, Ltd. Data processing system
US5438669A (en) * 1991-11-20 1995-08-01 Hitachi, Ltd. Data processor with improved loop handling utilizing improved register allocation

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
日経バイト，１９８８年３月，Ｎｏ．４３，ｐ．１３０−１４１

Also Published As

Publication number Publication date
JPH0736695A (ja) 1995-02-07
DE69422671T2 (de) 2000-06-08
EP0634717A3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1995-02-01
EP0634717A2 (en) 1995-01-18
EP0634717B1 (en) 2000-01-19
DE69422671D1 (de) 2000-02-24

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