mars.mips.instructions.syscalls
Class SyscallWrite

java.lang.Object
  |
  +--mars.mips.instructions.syscalls.AbstractSyscall
        |
        +--mars.mips.instructions.syscalls.SyscallWrite

All Implemented Interfaces:

Syscall

public class SyscallWrite

extends AbstractSyscall

Service to write to file descriptor given in $a0. $a1 specifies buffer and $a2 specifies length. Number of characters written is returned in $a0.

Constructor Summary

SyscallWrite()
Build an instance of the Write file syscall.

Method Summary

void	simulate(ProgramStatement statement) Performs syscall function to write to file descriptor given in $a0.

Methods inherited from class mars.mips.instructions.syscalls.AbstractSyscall

getName, getNumber, setNumber

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

SyscallWrite

public SyscallWrite()

Build an instance of the Write file syscall. Default service number is 15 and name is "Write".

Method Detail

simulate

public void simulate(ProgramStatement statement)
              throws ProcessingException

Performs syscall function to write to file descriptor given in $a0. $a1 specifies buffer and $a2 specifies length. Number of characters written is returned in $a0.

Specified by:

simulate in interface Syscall

Specified by:

simulate in class AbstractSyscall

Parameters:

statement - ProgramStatement object for this syscall instruction.

ProcessingException