Patent ID: 6842852
Filing Date: 2005-01-11
Classification: G06F

Abstract:
1. A system for controlling the execution of a program in an information processor for processing instructions by pipelining, the system comprising: means for providing a set of instructions including an execution control instruction, the execution control instruction containing a condition field and an instruction-specifying field, the condition field containing, in binary code, an execution condition, the instruction-specifying field containing, in binary code, the number of instructions to be executed only if said execution condition is satisfied; means for deciding, based on the results of operations performed in response to one or more instructions preceding the execution control instruction currently being executed, whether or not the execution condition that has been contained in the condition field of the execution control instruction is satisfied; and means for determining based on the outcome of the decision whether or not said number of instructions, which number has been contained by the instruction-specifying field as the number of instructions succeeding the execution control instruction, should be nullified.