TW325552B - Data processing condition code flags - Google Patents

Data processing condition code flags

Info

Publication number
TW325552B
TW325552B TW085112294A TW85112294A TW325552B TW 325552 B TW325552 B TW 325552B TW 085112294 A TW085112294 A TW 085112294A TW 85112294 A TW85112294 A TW 85112294A TW 325552 B TW325552 B TW 325552B
Authority
TW
Taiwan
Prior art keywords
arithmetic logic
program instruction
condition code
code flags
data processing
Prior art date
Application number
TW085112294A
Other languages
English (en)
Inventor
J Glass Simon
V Jaggar David
Original Assignee
Advanced Risc Mach 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 GB9619825A external-priority patent/GB2317466B/en
Application filed by Advanced Risc Mach Ltd filed Critical Advanced Risc Mach Ltd
Application granted granted Critical
Publication of TW325552B publication Critical patent/TW325552B/zh

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
    • G06F9/30094—Condition code generation, e.g. Carry, Zero 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
    • G06F9/30003—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 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
    • G06F9/30007—Arrangements for executing specific machine instructions to perform operations on data operands
    • G06F9/30018—Bit or string instructions
    • 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
    • G06F9/30007—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 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
    • G06F9/30105—Register structure
    • G06F9/30109—Register structure having multiple operands in a single register
    • 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
    • G06F9/30145—Instruction analysis, e.g. decoding, instruction word fields
    • 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
    • G06F9/30145—Instruction analysis, e.g. decoding, instruction word fields
    • G06F9/3016—Decoding the operand specifier, e.g. specifier format
    • G06F9/30167—Decoding the operand specifier, e.g. specifier format of immediate specifier, e.g. constants
    • 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
    • G06F9/3836—Instruction issuing, e.g. dynamic instruction scheduling or out of order instruction execution
    • G06F9/3842—Speculative instruction execution
    • 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
    • G06F9/3885—Concurrent instruction execution, e.g. pipeline or look ahead using a plurality of independent parallel functional units
    • G06F9/3893—Concurrent instruction execution, e.g. pipeline or look ahead using a plurality of independent parallel functional units controlled in tandem, e.g. multiplier-accumulator

Landscapes

  • Engineering & Computer Science (AREA)
  • Software Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Computational Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Advance Control (AREA)
  • Executing Machine-Instructions (AREA)
TW085112294A 1996-09-23 1996-10-08 Data processing condition code flags TW325552B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9619825A GB2317466B (en) 1996-09-23 1996-09-23 Data processing condition code flags

Publications (1)

Publication Number Publication Date
TW325552B true TW325552B (en) 1998-01-21

Family

ID=10800362

Family Applications (1)

Application Number Title Priority Date Filing Date
TW085112294A TW325552B (en) 1996-09-23 1996-10-08 Data processing condition code flags

Country Status (9)

Country Link
EP (1) EP0927390B1 (zh)
JP (1) JP3662259B2 (zh)
KR (1) KR100520807B1 (zh)
CN (1) CN1104679C (zh)
DE (1) DE69721023T2 (zh)
IL (1) IL127290A0 (zh)
MY (1) MY118456A (zh)
RU (1) RU2181214C2 (zh)
TW (1) TW325552B (zh)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7292586B2 (en) * 2001-03-30 2007-11-06 Nokia Inc. Micro-programmable protocol packet parser and encapsulator
US9710269B2 (en) * 2006-01-20 2017-07-18 Qualcomm Incorporated Early conditional selection of an operand
US7958181B2 (en) * 2006-09-21 2011-06-07 Intel Corporation Method and apparatus for performing logical compare operations
JP4228241B2 (ja) * 2006-12-13 2009-02-25 ソニー株式会社 演算処理装置
US9747105B2 (en) 2009-12-17 2017-08-29 Intel Corporation Method and apparatus for performing a shift and exclusive or operation in a single instruction
US9483266B2 (en) 2013-03-15 2016-11-01 Intel Corporation Fusible instructions and logic to provide OR-test and AND-test functionality using multiple test sources
US9886277B2 (en) 2013-03-15 2018-02-06 Intel Corporation Methods and apparatus for fusing instructions to provide OR-test and AND-test functionality on multiple test sources
WO2019053835A1 (ja) * 2017-09-14 2019-03-21 三菱電機株式会社 演算回路、演算方法、およびプログラム
CN111209231B (zh) * 2018-11-21 2021-05-11 上海寒武纪信息科技有限公司 数据处理方法、装置及相关产品
CN111210012B (zh) * 2018-11-21 2022-12-09 上海寒武纪信息科技有限公司 数据处理方法、装置及相关产品
EP4009183A1 (en) 2018-10-18 2022-06-08 Shanghai Cambricon Information Technology Co., Ltd Network-on-chip data processing method and device

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU1061606A1 (ru) * 1979-09-05 1984-06-30 Предприятие П/Я Р-6429 Микроэлектронна вычислительна машина
US5001662A (en) * 1989-04-28 1991-03-19 Apple Computer, Inc. Method and apparatus for multi-gauge computation
EP0654733B1 (en) * 1993-11-23 2000-05-24 Hewlett-Packard Company Parallel data processing in a single processor

Also Published As

Publication number Publication date
CN1104679C (zh) 2003-04-02
MY118456A (en) 2004-11-30
EP0927390B1 (en) 2003-04-16
CN1219253A (zh) 1999-06-09
DE69721023D1 (de) 2003-05-22
IL127290A0 (en) 1999-09-22
RU2181214C2 (ru) 2002-04-10
JP3662259B2 (ja) 2005-06-22
KR20000048528A (ko) 2000-07-25
EP0927390A1 (en) 1999-07-07
KR100520807B1 (ko) 2005-10-12
DE69721023T2 (de) 2003-12-24
JP2001501755A (ja) 2001-02-06

Similar Documents

Publication Publication Date Title
US6377970B1 (en) Method and apparatus for computing a sum of packed data elements using SIMD multiply circuitry
DE69627807D1 (de) Datenprozessor zum gleichzeitigen Dataladen und Durchführung einer multiplizier-addier Operation
EP0754998B1 (en) An arithmetic unit
JPH11251442A5 (zh)
US4228498A (en) Multibus processor for increasing execution speed using a pipeline effect
US7350054B2 (en) Processor having array of processing elements whose individual operations and mutual connections are variable
US6243803B1 (en) Method and apparatus for computing a packed absolute differences with plurality of sign bits using SIMD add circuitry
GB2317466B (en) Data processing condition code flags
US20030188138A1 (en) Method and apparatus for varying instruction streams provided to a processing device using masks
KR930701786A (ko) 특수 용도의 산술 부울 유니트를 사용하는 방법 및 장치
KR950033803A (ko) 다중 비트 시프트 장치, 이것을 이용한 데이타 프로세서, 및 다중 비트 시프트 방법
EP1102163A3 (en) Microprocessor with improved instruction set architecture
KR910010301A (ko) 명령 지정방법 및 실행장치
US5704052A (en) Bit processing unit for performing complex logical operations within a single clock cycle
WO2001044900A3 (en) Branch-else-return instruction
TW325552B (en) Data processing condition code flags
US20030163667A1 (en) Vector processing system
US6023751A (en) Computer system and method for evaluating predicates and Boolean expressions
TW346595B (en) Single-instruction-multiple-data processing with combined scalar/vector operations
EP0913764B1 (en) Method and apparatus for shifting data
MY133769A (en) Input operand control in data processing systems
US5721697A (en) Performing tree additions via multiplication
CA1321653C (en) Programmable priority branch circuit
WO2004046955A3 (en) A configurable processor architecture
US7587582B1 (en) Method and apparatus for parallel arithmetic operations

Legal Events

Date Code Title Description
MK4A Expiration of patent term of an invention patent