coins.ffront
Class BlockIfStmt

java.lang.Object
  coins.ffront.FStmt
      coins.ffront.BlockIfStmt

All Implemented Interfaces:

Node

public class BlockIfStmt

extends FStmt

Block IF statement: block_if_part opt_else_if_parts opt_else_part END_IF

Field Summary

(package private) Stmt	fElsePart
(package private) Stmt	fThenPart

Fields inherited from class coins.ffront.FStmt

defLabel, fDeclMgr, fESMgr, fHir, fHirUtil, fLine, fSymTable, fTypeUtil, generatedStmts, hir, stmt

Constructor Summary

BlockIfStmt(Node pIfPart, FirList pOptElseIfs, FirList pOptElse, int line, FirToHir pfHir)

Method Summary

void	print(int level, java.lang.String spaces)
void	process() Translate block if statement
java.lang.String	toString()

Methods inherited from class coins.ffront.FStmt

addGeneratedStmt, addGeneratedStmtFirst, addLabel, addResultTo, dp, getLabelString, getResult, hasNotLabel, makeArgAddr, makeExp, mergeSymTable, preprocess, setLineAndFileInfo, setSymTable

Methods inherited from class java.lang.Object

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

Field Detail

fThenPart

Stmt fThenPart

fElsePart

Stmt fElsePart

Constructor Detail

BlockIfStmt

public BlockIfStmt(Node pIfPart,
                   FirList pOptElseIfs,
                   FirList pOptElse,
                   int line,
                   FirToHir pfHir)

Method Detail

print

public void print(int level,
                  java.lang.String spaces)

Specified by:

print in interface Node

Overrides:

print in class FStmt

toString

public java.lang.String toString()

Specified by:

toString in interface Node

Overrides:

toString in class FStmt

process

public void process()

Translate block if statement

   IF (e1) THEN       // fIfPart.left
     s1               // fIfPart.right
   ELSE IF (e2) THEN  // fOptElseIfs.get(0).left
     s2               // fOptElseIfs.get(0).right
   ELSE IF (e3) THEN  // fOptElseIfs.get(1).left
     s3               // fOptElseIfs.get(1).right
   ELSE
     s4               // fOptElse
   END IF
 to
   if (e1) s1
   else { if (e2) s2
          else { if (e3) s3
                 else s4  }
        }
 

Overrides:

process in class FStmt