| 11. | The join command was a unique form of subroutine call.
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| 12. | Function Pointers are typically implemented with indirect subroutine calls.
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| 13. | Many of these subroutines, in turn, also consist of nothing but lower level subroutine calls.
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| 14. | A subroutine call or method invocation will not exit until the invoked computation has terminated.
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| 15. | A subroutine call not only branches but saves the preceding contents of the PC somewhere.
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| 16. | Programming features included a real-time clock, programmable timers and subroutine calls with parameter passing and recursion.
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| 17. | GAL implements comparison by IF statements, setting of variables, by the LET statement and subroutine calls.
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| 18. | The fifth line makes a subroutine call within the same routine, to a subroutine called'subproc '.
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| 19. | It is particularly important to recognize the compiler idioms for subroutine calls, exception handling, and switch statements.
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| 20. | The other difference between the MIPS design and the competing Berkeley RISC involved the handling of subroutine calls.
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