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INTERACTION OF TRANSACTIONAL STORAGE ACCESSES WITH OTHER ATOMIC SEMANTICS

  • US 20140047205A1
  • Filed: 10/12/2012
  • Published: 02/13/2014
  • Est. Priority Date: 08/10/2012
  • Status: Active Grant
First Claim
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1. A method of data processing in a data processing system, the method comprising:

  • in a processor, detecting an instruction sequence including, in order, a load-and-reserve instruction specifying a read access to a target memory block, an instruction delimiting transactional memory access instructions belonging to a memory transaction, and a store-conditional instruction specifying a conditional write access to the target memory block; and

    in response to detecting the instruction sequence, the processor causing the conditional write access to the target memory block to fail.

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