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US 2013/0159683 A1Published application
Instruction predication using instruction address pattern matching
AssigneeInternational Business Machines Corporation
InventorsMark J. Hickey, Adam J. Muff, Matthew R. Tubbs, Charles D. Wait
Life of this patent
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Abstract
A particular method includes receiving, at a processor, an instruction and an address of the instruction. The method also includes preventing execution of the instruction based at least in part on determining that the address is within a range of addresses.
Claims20
A method, comprising:
- receiving, at a processor, an instruction and an address of the instruction;
- and
- preventing execution of the instruction based at least in part on determining that the address is within a range of addresses.
An apparatus, comprising:
- a processor including predication logic configured to:
- receive an address of an instruction;
- and
- prevent execution of the instruction based at least in part on determining that the address is within a range of addresses.
1 more element
A computer program product comprising a computer readable storage medium having computer readable program code embodied therein, the computer readable program code configured to:
- receive an instruction and an address of the instruction;
- and
- prevent execution of the instruction based at least in part on determining that the address is within a range of addresses based on whether one or more bits of the address match at least one pattern corresponding to the range of addresses.
Dependencies are inferred from the claim text.