Patent · US Expired

Method and apparatus for inserting more than one allocation instruction within a routine

US6907601B1 · kind B1 · utility

9Cited by
6References
80Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 30, 2000
Grant dateJun 14, 2005
Priority date
Expiry dateOct 13, 2021

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06F8/433
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

A method is described comprising inserting an allocation instruction within a routine if a function call instruction is found within the routine. Another method is described comprising inserting multiple allocation instructions within a routine by searching for one or more functional characteristics within the routine and inserting an allocation instruction within the routine if a functional characteristic is discovered. Another method is described comprising performing a first allocation for a first amount of register space at the entry block of a routine and then performing a second allocation for a second amount of register space for the live information within the routine at the time of the second allocation. Then, performing a function call to a second routine and performing a third allocation for a third amount of register space at the entry block of the second routine, the third amount of register space and the first amount register space having a common register.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.