Package mars.assembler

Class Macro

java.lang.Object
mars.assembler.Macro
public class Macro extends Object
Stores information of a macro definition.
Author:
M.H.Sekhavat <sekhavat17@gmail.com>

  • Constructor Details

    • Macro

      public Macro()

  • Method Details

    • getName

      public String getName()

    • setName

      public void setName​(String name)

    • getProgram

      public MIPSprogram getProgram()

    • setProgram

      public void setProgram​(MIPSprogram program)

    • getFromLine

      public int getFromLine()

    • getOriginalFromLine

      public int getOriginalFromLine()

    • setFromLine

      public void setFromLine​(int fromLine)

    • setOriginalFromLine

      public void setOriginalFromLine​(int origFromLine)

    • getToLine

      public int getToLine()

    • getOriginalToLine

      public int getOriginalToLine()

    • setToLine

      public void setToLine​(int toLine)

    • setOriginalToLine

      public void setOriginalToLine​(int origToLine)

    • getArgs

      public ArrayList<String> getArgs()

    • setArgs

      public void setArgs​(ArrayList<String> args)

    • equals

      public boolean equals​(Object obj)
      Overrides:
      equals in class Object
      Parameters:
      obj - Macro object to check if their name and count of arguments are same

    • addArg

      public void addArg​(String value)

    • getSubstitutedLine

      public String getSubstitutedLine​(int line, TokenList args, long counter, ErrorList errors)
      Substitutes macro arguments in a line of source code inside macro definition to be parsed after macro expansion.
      Also appends "_M#" to all labels defined inside macro body where # is value of counter
      Parameters:
      line - source line number in macro definition to be substituted
      args -
      counter - unique macro expansion id
      errors -
      Returns:
      line-th line of source code, with substituted arguments

    • tokenIsMacroParameter

      public static boolean tokenIsMacroParameter​(String tokenValue, boolean acceptSpimStyleParameters)
      Returns whether tokenValue is a macro parameter or not
      Parameters:
      tokenValue -
      acceptSpimStyleParameters - accepts SPIM-style parameters which begin with '$' if true
      Returns:

    • addLabel

      public void addLabel​(String value)

    • readyForCommit

      public void readyForCommit()
      Operations to be done on this macro before it is committed in macro pool.