TW364976B - Input operand control in data processing systems - Google Patents

Input operand control in data processing systems

Info

Publication number
TW364976B
TW364976B TW085112296A TW85112296A TW364976B TW 364976 B TW364976 B TW 364976B TW 085112296 A TW085112296 A TW 085112296A TW 85112296 A TW85112296 A TW 85112296A TW 364976 B TW364976 B TW 364976B
Authority
TW
Taiwan
Prior art keywords
input operand
bit
size
data processing
flag indicating
Prior art date
Application number
TW085112296A
Other languages
English (en)
Chinese (zh)
Inventor
Simon J Glass
David V Jaggar
Original Assignee
Arm Corp
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 GB9619826A external-priority patent/GB2317467B/en
Application filed by Arm Corp filed Critical Arm Corp
Application granted granted Critical
Publication of TW364976B publication Critical patent/TW364976B/zh

Links

Classifications

    • 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
    • G06F9/30018—Bit or string instructions
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
    • G06F13/38—Information transfer, e.g. on bus
    • G06F13/40—Bus structure
    • G06F13/4063—Device-to-bus coupling
    • 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
    • G06F9/30098—Register arrangements
    • G06F9/30105—Register structure

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Software Systems (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Executing Machine-Instructions (AREA)
  • Advance Control (AREA)
TW085112296A 1996-09-23 1996-10-08 Input operand control in data processing systems TW364976B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9619826A GB2317467B (en) 1996-09-23 1996-09-23 Input operand control in data processing systems

Publications (1)

Publication Number Publication Date
TW364976B true TW364976B (en) 1999-07-21

Family

ID=10800363

Family Applications (1)

Application Number Title Priority Date Filing Date
TW085112296A TW364976B (en) 1996-09-23 1996-10-08 Input operand control in data processing systems

Country Status (7)

Country Link
EP (1) EP0927391A1 (ko)
JP (1) JP3645574B2 (ko)
KR (1) KR20000048531A (ko)
CN (1) CN1226325A (ko)
IL (1) IL127291A0 (ko)
MY (1) MY133769A (ko)
TW (1) TW364976B (ko)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3857614B2 (ja) 2002-06-03 2006-12-13 松下電器産業株式会社 プロセッサ
US7668897B2 (en) 2003-06-16 2010-02-23 Arm Limited Result partitioning within SIMD data processing systems
GB2409066B (en) * 2003-12-09 2006-09-27 Advanced Risc Mach Ltd A data processing apparatus and method for moving data between registers and memory
GB2409062C (en) 2003-12-09 2007-12-11 Advanced Risc Mach Ltd Aliasing data processing registers
GB2409059B (en) * 2003-12-09 2006-09-27 Advanced Risc Mach Ltd A data processing apparatus and method for moving data between registers and memory
US7437541B2 (en) * 2004-07-08 2008-10-14 International Business Machiens Corporation Atomically updating 64 bit fields in the 32 bit AIX kernel
US8914619B2 (en) 2010-06-22 2014-12-16 International Business Machines Corporation High-word facility for extending the number of general purpose registers available to instructions
US9507593B2 (en) * 2011-12-23 2016-11-29 Intel Corporation Instruction for element offset calculation in a multi-dimensional array
CN108304217B (zh) * 2018-03-09 2020-11-03 中国科学院计算技术研究所 将长位宽操作数指令转换为短位宽操作数指令的方法
CN111459546B (zh) * 2020-03-30 2023-04-18 芯来智融半导体科技(上海)有限公司 一种实现操作数位宽可变的装置及方法

Also Published As

Publication number Publication date
IL127291A0 (en) 1999-09-22
JP3645574B2 (ja) 2005-05-11
MY133769A (en) 2007-11-30
EP0927391A1 (en) 1999-07-07
JP2001501001A (ja) 2001-01-23
KR20000048531A (ko) 2000-07-25
CN1226325A (zh) 1999-08-18

Similar Documents

Publication Publication Date Title
EP1825383B1 (en) Data file storing multiple data types with controlled data access
US5996057A (en) Data processing system and method of permutation with replication within a vector register file
US5481734A (en) Data processor having 2n bits width data bus for context switching function
US5379240A (en) Shifter/rotator with preconditioned data
GB2317469B (en) Data processing system register control
US5276891A (en) Alignment of sign, data, edit byte operand results for storage in memory
EP1102163A3 (en) Microprocessor with improved instruction set architecture
GB1353925A (en) Data processing system
WO2001006354A1 (en) Setting condition values in a computer
GB1448866A (en) Microprogrammed data processing systems
TW364976B (en) Input operand control in data processing systems
EP0126247B1 (en) Computer system
EP0984358B1 (en) Data processing apparatus
WO2001006353A1 (en) Conditional instruction execution in a computer
US4468748A (en) Floating point computation unit having means for rounding the floating point computation result
US5802556A (en) Method and apparatus for correcting misaligned instruction data
JP2001504959A (ja) Ｒｉｓｃアーキテクチャを有する８ビットマイクロコントローラ
EP0982655A2 (en) Data processing unit and method for executing instructions of variable lengths
US4476537A (en) Fixed point and floating point computation units using commonly shared control fields
EP0067667A2 (en) Data processing system
US6757809B1 (en) Data processor having 2n bits width data bus for context switching functions
US4476523A (en) Fixed point and floating point computation units using commonly shared control fields
TW325552B (en) Data processing condition code flags
MY133789A (en) Data processing system register control
US5241644A (en) Queue having long word length

Legal Events

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