ATE548692T1 - Verfahren und system für verschiebungs- und rundungsoperationen innerhalb eines mikroprozessors - Google Patents

Verfahren und system für verschiebungs- und rundungsoperationen innerhalb eines mikroprozessors

Info

Publication number
ATE548692T1
ATE548692T1 AT07813496T AT07813496T ATE548692T1 AT E548692 T1 ATE548692 T1 AT E548692T1 AT 07813496 T AT07813496 T AT 07813496T AT 07813496 T AT07813496 T AT 07813496T AT E548692 T1 ATE548692 T1 AT E548692T1
Authority
AT
Austria
Prior art keywords
data
bit
instruction
shift
shifted
Prior art date
Application number
AT07813496T
Other languages
English (en)
Inventor
Lucian Codrescu
Erich Plondke
Mao Zeng
Original Assignee
Qualcomm Inc
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 Qualcomm Inc filed Critical Qualcomm Inc
Application granted granted Critical
Publication of ATE548692T1 publication Critical patent/ATE548692T1/de

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
    • G06F9/3004—Arrangements for executing specific machine instructions to perform operations on memory
    • G06F9/30043—LOAD or STORE instructions; Clear instruction
    • 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
    • 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
    • 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
    • G06F9/30018—Bit or string instructions
    • 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
    • G06F9/30038—Instructions to perform operations on packed data, e.g. vector, tile or matrix operations using a mask

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)
  • Executing Machine-Instructions (AREA)
AT07813496T 2006-08-02 2007-07-27 Verfahren und system für verschiebungs- und rundungsoperationen innerhalb eines mikroprozessors ATE548692T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/498,604 US7949701B2 (en) 2006-08-02 2006-08-02 Method and system to perform shifting and rounding operations within a microprocessor
PCT/US2007/074639 WO2008016856A1 (en) 2006-08-02 2007-07-27 Method and system to perform shifting and rounding operations within a microprocessor

Publications (1)

Publication Number Publication Date
ATE548692T1 true ATE548692T1 (de) 2012-03-15

Family

ID=38695493

Family Applications (1)

Application Number Title Priority Date Filing Date
AT07813496T ATE548692T1 (de) 2006-08-02 2007-07-27 Verfahren und system für verschiebungs- und rundungsoperationen innerhalb eines mikroprozessors

Country Status (5)

Country Link
US (1) US7949701B2 (de)
EP (1) EP2074509B1 (de)
KR (1) KR101056553B1 (de)
AT (1) ATE548692T1 (de)
WO (1) WO2008016856A1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9823928B2 (en) * 2011-09-30 2017-11-21 Qualcomm Incorporated FIFO load instruction
US9251377B2 (en) 2012-12-28 2016-02-02 Intel Corporation Instructions processors, methods, and systems to process secure hash algorithms

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4999801A (en) * 1988-07-15 1991-03-12 Fujitsu Limited Floating point operation unit in division and square root operations
US5844830A (en) 1996-08-07 1998-12-01 Sun Microsystems, Inc. Executing computer instrucrions by circuits having different latencies
US5844827A (en) * 1996-10-17 1998-12-01 Samsung Electronics Co., Ltd. Arithmetic shifter that performs multiply/divide by two to the nth power for positive and negative N
US5930159A (en) * 1996-10-17 1999-07-27 Samsung Electronics Co., Ltd Right-shifting an integer operand and rounding a fractional intermediate result to obtain a rounded integer result
US6243728B1 (en) * 1999-07-12 2001-06-05 Sony Corporation Of Japan Partitioned shift right logic circuit having rounding support
US6889242B1 (en) * 2001-06-29 2005-05-03 Koninklijke Philips Electronics N.V. Rounding operations in computer processor
US7689641B2 (en) * 2003-06-30 2010-03-30 Intel Corporation SIMD integer multiply high with round and shift
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
US20060218380A1 (en) * 2005-03-24 2006-09-28 Stexar Corporation Add-shift-round instruction with dual-use source operand for DSP

Also Published As

Publication number Publication date
US7949701B2 (en) 2011-05-24
WO2008016856A1 (en) 2008-02-07
KR20090042293A (ko) 2009-04-29
EP2074509A1 (de) 2009-07-01
US20080034189A1 (en) 2008-02-07
KR101056553B1 (ko) 2011-08-11
EP2074509B1 (de) 2012-03-07

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