GB0030533D0 - A data processing apparatus and method for saturating data values - Google Patents

A data processing apparatus and method for saturating data values

Info

Publication number
GB0030533D0
GB0030533D0 GB0030533A GB0030533A GB0030533D0 GB 0030533 D0 GB0030533 D0 GB 0030533D0 GB 0030533 A GB0030533 A GB 0030533A GB 0030533 A GB0030533 A GB 0030533A GB 0030533 D0 GB0030533 D0 GB 0030533D0
Authority
GB
United Kingdom
Prior art keywords
processing apparatus
saturating
data processing
data
data values
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.)
Withdrawn
Application number
GB0030533A
Other versions
GB2367659A (en
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.)
ARM Ltd
Original Assignee
ARM Ltd
Advanced Risc Machines 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
Priority claimed from GBGB0024312.1A external-priority patent/GB0024312D0/en
Priority claimed from GB0024311A external-priority patent/GB2367650B/en
Application filed by ARM Ltd, Advanced Risc Machines Ltd filed Critical ARM Ltd
Publication of GB0030533D0 publication Critical patent/GB0030533D0/en
Priority to US09/957,467 priority Critical patent/US20020065860A1/en
Publication of GB2367659A publication Critical patent/GB2367659A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F7/00—Methods or arrangements for processing data by operating upon the order or content of the data handled
    • G06F7/38—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation
    • G06F7/48—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation using non-contact-making devices, e.g. tube, solid state device; using unspecified devices
    • G06F7/50—Adding; Subtracting
    • G06F7/505—Adding; Subtracting in bit-parallel fashion, i.e. having a different digit-handling circuit for each denomination
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • G06F9/30007—Arrangements for executing specific machine instructions to perform operations on data operands
    • G06F9/3001—Arithmetic instructions
    • G06F9/30014—Arithmetic instructions with variable precision
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • G06F9/30007—Arrangements for executing specific machine instructions to perform operations on data operands
    • G06F9/30025—Format conversion instructions, e.g. Floating-Point to Integer, decimal conversion
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • G06F9/30007—Arrangements for executing specific machine instructions to perform operations on data operands
    • G06F9/30032—Movement instructions, e.g. MOVE, SHIFT, ROTATE, SHUFFLE
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • G06F9/30007—Arrangements for executing specific machine instructions to perform operations on data operands
    • G06F9/30036—Instructions to perform operations on packed data, e.g. vector, tile or matrix operations
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2207/00—Indexing scheme relating to methods or arrangements for processing data by operating upon the order or content of the data handled
    • G06F2207/38—Indexing scheme relating to groups G06F7/38 - G06F7/575
    • G06F2207/3804—Details
    • G06F2207/3808—Details concerning the type of numbers or the way they are handled
    • G06F2207/3828—Multigauge devices, i.e. capable of handling packed numbers without unpacking them
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F7/00—Methods or arrangements for processing data by operating upon the order or content of the data handled
    • G06F7/38—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation
    • G06F7/48—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation using non-contact-making devices, e.g. tube, solid state device; using unspecified devices
    • G06F7/499—Denomination or exception handling, e.g. rounding or overflow
    • G06F7/49931—Modulo N reduction of final result
GB0030533A 2000-10-04 2000-12-14 SIMD saturation instruction with variable bit length Withdrawn GB2367659A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US09/957,467 US20020065860A1 (en) 2000-10-04 2001-09-20 Data processing apparatus and method for saturating data values

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB0024312.1A GB0024312D0 (en) 2000-10-04 2000-10-04 Single instruction multiple data processing
GB0024311A GB2367650B (en) 2000-10-04 2000-10-04 Single instruction multiple data processing

Publications (2)

Publication Number Publication Date
GB0030533D0 true GB0030533D0 (en) 2001-01-31
GB2367659A GB2367659A (en) 2002-04-10

Family

ID=26245105

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0030533A Withdrawn GB2367659A (en) 2000-10-04 2000-12-14 SIMD saturation instruction with variable bit length

Country Status (1)

Country Link
GB (1) GB2367659A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1820092A2 (en) * 2004-12-01 2007-08-22 Koninklijke Philips Electronics N.V. Electronic device having multi operand arithmetic circuitry

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0806722A1 (en) * 1996-05-06 1997-11-12 Motorola, Inc. Method and apparatus for a multiply and accumulate circuit having a dynamic saturation range
JP3701401B2 (en) * 1996-08-12 2005-09-28 株式会社ルネサステクノロジ Microprocessor having saturated operation instructions
EP1102163A3 (en) * 1999-11-15 2005-06-29 Texas Instruments Incorporated Microprocessor with improved instruction set architecture

Also Published As

Publication number Publication date
GB2367659A (en) 2002-04-10

Similar Documents

Publication Publication Date Title
AU1284302A (en) Method and apparatus for data processing
HK1045202A1 (en) Data processing apparatus and data processing method
AU9260801A (en) Method and apparatus for varying automated data processing
GB2369464B (en) A data processing apparatus and method for saving return state
GB2335126B (en) Image data processing apparatus and a method
AU2001292611A1 (en) Method and apparatus for manipulating data during automated data processing
SG111044A1 (en) Information processing method/apparatus and program
GB2383220B (en) Data processing apparatus and method
AU4355801A (en) Method and apparatus for qualitative spatiotemporal data processing
AU2002230053A1 (en) A method and apparatus for processing a token
GB2337712B (en) Method and apparatus for processing a peripheral portion
EP1344145A4 (en) Apparatus and method for processing status information
GB0002181D0 (en) Method and apparatus for processing configuration-sensitive data
SG71759A1 (en) Apparatus and method for data processing
GB2374692B (en) Data processing system data processing apparatus and control method for a data processing apparatus
GB0129841D0 (en) Data processing apparatus and method
AU2001290730A1 (en) Method and apparatus for communicating during automated data processing
GB0129836D0 (en) Data processing apparatus and method
GB0129840D0 (en) Data processing apparatus and method
GB2338092B (en) A data processing apparatus and its data processing method
EP1324333A4 (en) Data processing apparatus and data processing method
SG102605A1 (en) A data processing apparatus and method for d=2 optical channels
GB0000662D0 (en) Apparatus and method for processing a tape
GB0030533D0 (en) A data processing apparatus and method for saturating data values
HK1037570A1 (en) Processing apparatus and method

Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)