DE69934875D1 - Geschützte Ausführung von Rechnerbefehlen - Google Patents

Geschützte Ausführung von Rechnerbefehlen

Info

Publication number
DE69934875D1
DE69934875D1 DE69934875T DE69934875T DE69934875D1 DE 69934875 D1 DE69934875 D1 DE 69934875D1 DE 69934875 T DE69934875 T DE 69934875T DE 69934875 T DE69934875 T DE 69934875T DE 69934875 D1 DE69934875 D1 DE 69934875D1
Authority
DE
Germany
Prior art keywords
guard
execution unit
store
master
computer commands
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 - Lifetime
Application number
DE69934875T
Other languages
English (en)
Inventor
Andrew Cofler
Laurent Ducousso
Bruno Fel
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.)
STMicroelectronics SA
Original Assignee
STMicroelectronics SA
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 STMicroelectronics SA filed Critical STMicroelectronics SA
Application granted granted Critical
Publication of DE69934875D1 publication Critical patent/DE69934875D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • G06F9/38—Concurrent instruction execution, e.g. pipeline, look ahead
    • G06F9/3836—Instruction issuing, e.g. dynamic instruction scheduling or out of order instruction execution
    • G06F9/3838—Dependency mechanisms, e.g. register scoreboarding
    • 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
    • G06F9/30072—Arrangements for executing specific machine instructions to perform conditional operations, e.g. using predicates or guards
    • 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
    • G06F9/3012—Organisation of register space, e.g. banked or distributed register file
    • G06F9/3013—Organisation of register space, e.g. banked or distributed register file according to data content, e.g. floating-point registers, address registers
DE69934875T 1999-05-03 1999-05-03 Geschützte Ausführung von Rechnerbefehlen Expired - Lifetime DE69934875D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP99410053A EP1050803B1 (de) 1999-05-03 1999-05-03 Geschützte Ausführung von Rechnerbefehlen

Publications (1)

Publication Number Publication Date
DE69934875D1 true DE69934875D1 (de) 2007-03-08

Family

ID=8242256

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69934875T Expired - Lifetime DE69934875D1 (de) 1999-05-03 1999-05-03 Geschützte Ausführung von Rechnerbefehlen

Country Status (4)

Country Link
US (1) US6732276B1 (de)
EP (1) EP1050803B1 (de)
JP (1) JP2000330789A (de)
DE (1) DE69934875D1 (de)

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Publication number Priority date Publication date Assignee Title
US20040158695A1 (en) 1999-05-03 2004-08-12 Laurent Ugen Method and apparatus for handling transfer of guarded instructions in a computer system
EP1085396A1 (de) 1999-09-17 2001-03-21 Hewlett-Packard Company Betrieb von gesicherten Zustand in einer Computerplattform
GB0020441D0 (en) 2000-08-18 2000-10-04 Hewlett Packard Co Performance of a service on a computing platform
GB2376763B (en) * 2001-06-19 2004-12-15 Hewlett Packard Co Demonstrating integrity of a compartment of a compartmented operating system
GB0102516D0 (en) * 2001-01-31 2001-03-21 Hewlett Packard Co Trusted gateway system
GB2372345A (en) * 2001-02-17 2002-08-21 Hewlett Packard Co Secure email handling using a compartmented operating system
GB2372592B (en) 2001-02-23 2005-03-30 Hewlett Packard Co Information system
GB2372595A (en) * 2001-02-23 2002-08-28 Hewlett Packard Co Method of and apparatus for ascertaining the status of a data processing environment.
GB2376762A (en) * 2001-06-19 2002-12-24 Hewlett Packard Co Renting a computing environment on a trusted computing platform
GB0114898D0 (en) * 2001-06-19 2001-08-08 Hewlett Packard Co Interaction with electronic services and markets
GB2376765B (en) 2001-06-19 2004-12-29 Hewlett Packard Co Multiple trusted computing environments with verifiable environment identities
GB2376764B (en) * 2001-06-19 2004-12-29 Hewlett Packard Co Multiple trusted computing environments
GB2376761A (en) * 2001-06-19 2002-12-24 Hewlett Packard Co An arrangement in which a process is run on a host operating system but may be switched to a guest system if it poses a security risk
GB2382419B (en) * 2001-11-22 2005-12-14 Hewlett Packard Co Apparatus and method for creating a trusted environment
EP2194476B1 (de) 2005-03-22 2014-12-03 Hewlett-Packard Development Company, L.P. Verfahren und Vorrichtung zur Erzeugung einer Aufzeichnung einer Softwareüberprüfungsbescheinigung
US8898793B2 (en) * 2011-01-14 2014-11-25 Nokia Corporation Method and apparatus for adjusting context-based factors for selecting a security policy
US9128701B2 (en) 2011-04-07 2015-09-08 Via Technologies, Inc. Generating constant for microinstructions from modified immediate field during instruction translation
US9645822B2 (en) 2011-04-07 2017-05-09 Via Technologies, Inc Conditional store instructions in an out-of-order execution microprocessor
US9336180B2 (en) 2011-04-07 2016-05-10 Via Technologies, Inc. Microprocessor that makes 64-bit general purpose registers available in MSR address space while operating in non-64-bit mode
US9244686B2 (en) 2011-04-07 2016-01-26 Via Technologies, Inc. Microprocessor that translates conditional load/store instructions into variable number of microinstructions
US9032189B2 (en) 2011-04-07 2015-05-12 Via Technologies, Inc. Efficient conditional ALU instruction in read-port limited register file microprocessor
US9317288B2 (en) 2011-04-07 2016-04-19 Via Technologies, Inc. Multi-core microprocessor that performs x86 ISA and ARM ISA machine language program instructions by hardware translation into microinstructions executed by common execution pipeline
US9274795B2 (en) 2011-04-07 2016-03-01 Via Technologies, Inc. Conditional non-branch instruction prediction
US9043580B2 (en) 2011-04-07 2015-05-26 Via Technologies, Inc. Accessing model specific registers (MSR) with different sets of distinct microinstructions for instructions of different instruction set architecture (ISA)
US9176733B2 (en) 2011-04-07 2015-11-03 Via Technologies, Inc. Load multiple and store multiple instructions in a microprocessor that emulates banked registers
US9898291B2 (en) 2011-04-07 2018-02-20 Via Technologies, Inc. Microprocessor with arm and X86 instruction length decoders
US8880851B2 (en) 2011-04-07 2014-11-04 Via Technologies, Inc. Microprocessor that performs X86 ISA and arm ISA machine language program instructions by hardware translation into microinstructions executed by common execution pipeline
US9141389B2 (en) 2011-04-07 2015-09-22 Via Technologies, Inc. Heterogeneous ISA microprocessor with shared hardware ISA registers
EP3151109B1 (de) * 2011-04-07 2019-12-25 VIA Technologies, Inc. Mikroprozessor zur übersetzung bedingter ladungs-/lagerungsanweisungen in eine variable anzahl von mikroinstruktionen
US9146742B2 (en) 2011-04-07 2015-09-29 Via Technologies, Inc. Heterogeneous ISA microprocessor that preserves non-ISA-specific configuration state when reset to different ISA
US8880857B2 (en) 2011-04-07 2014-11-04 Via Technologies, Inc. Conditional ALU instruction pre-shift-generated carry flag propagation between microinstructions in read-port limited register file microprocessor
US8924695B2 (en) 2011-04-07 2014-12-30 Via Technologies, Inc. Conditional ALU instruction condition satisfaction propagation between microinstructions in read-port limited register file microprocessor
US9292470B2 (en) 2011-04-07 2016-03-22 Via Technologies, Inc. Microprocessor that enables ARM ISA program to access 64-bit general purpose registers written by x86 ISA program
US9378019B2 (en) 2011-04-07 2016-06-28 Via Technologies, Inc. Conditional load instructions in an out-of-order execution microprocessor
US10353707B2 (en) 2017-07-12 2019-07-16 International Business Machines Corporation Efficient pointer load and format

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5127092A (en) * 1989-06-15 1992-06-30 North American Philips Corp. Apparatus and method for collective branching in a multiple instruction stream multiprocessor where any of the parallel processors is scheduled to evaluate the branching condition
US5261063A (en) * 1990-12-07 1993-11-09 Ibm Corp. Pipeline apparatus having pipeline mode eecuting instructions from plural programs and parallel mode executing instructions from one of the plural programs
US5889984A (en) * 1996-08-19 1999-03-30 Intel Corporation Floating point and integer condition compatibility for conditional branches and conditional moves
US6651171B1 (en) * 1999-04-06 2003-11-18 Microsoft Corporation Secure execution of program code
US6643781B1 (en) * 1999-05-14 2003-11-04 Sun Microsystems, Inc. Method and apparatus for rendering stolen computing devices inoperable
US6658567B1 (en) * 1999-06-25 2003-12-02 Geomechanics International, Inc. Method and logic for locking geological data and an analyzer program that analyzes the geological data

Also Published As

Publication number Publication date
JP2000330789A (ja) 2000-11-30
EP1050803A1 (de) 2000-11-08
EP1050803B1 (de) 2007-01-17
US6732276B1 (en) 2004-05-04

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Legal Events

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