com.cliffc.aa.HM.HM7.Ident Class Reference

Inheritance diagram for com.cliffc.aa.HM.HM7.Ident:

Collaboration diagram for com.cliffc.aa.HM.HM7.Ident:

Public Member Functions
String	p ()
final String	toString ()

Package Functions
	Ident (String name)
void	add_kids (Worklist work)
void	add_occurs (Worklist work)
T2	debug_find ()
T2	find ()
boolean	hm (Worklist work)
T2	lookup (String name)
boolean	more_work (Worklist work)
final boolean	more_work_impl (Worklist work)
final SB	p0 (SB sb, VBitSet dups)
SB	p1 (SB sb)
SB	p2 (SB sb, VBitSet dups)
void	prep_lookup_deps (Ident id)
int	prep_tree (Syntax par, VStack nongen, Worklist work)
final void	prep_tree_impl (Syntax par, VStack nongen, Worklist work, T2 t)
SB	str (SB sb)

Package Attributes
final String	_name
VStack	_nongen
Syntax	_par
T2	_t

Detailed Description

Definition at line 302 of file HM7.java.

Constructor & Destructor Documentation

Ident()

com.cliffc.aa.HM.HM7.Ident.Ident ( String  name )

package

Definition at line 304 of file HM7.java.

{ _name=name; }

References com.cliffc.aa.HM.HM7.Ident._name.

Member Function Documentation

add_kids()

void com.cliffc.aa.HM.HM7.Ident.add_kids ( Worklist  work )

package

Reimplemented from com.cliffc.aa.HM.HM7.Syntax.

Definition at line 321 of file HM7.java.

{ }

add_occurs()

void com.cliffc.aa.HM.HM7.Ident.add_occurs ( Worklist  work )

package

Reimplemented from com.cliffc.aa.HM.HM7.Syntax.

Definition at line 322 of file HM7.java.

                                             {
      T2 t = _par==null ? null : _par.lookup(_name); // Lookup in current env
      if( t==null ) t = PRIMS.get(_name);            // Lookup in prims
      t = t.find();
      if( t.occurs_in(_par) )                        // Got captured in some parent?
        t.add_deps_work(work);                       // Need to revisit dependent ids
    }

References com.cliffc.aa.HM.HM7.Ident._name, com.cliffc.aa.HM.HM7.Syntax._par, com.cliffc.aa.HM.HM7.T2.add_deps_work(), com.cliffc.aa.HM.HM7.T2.find(), com.cliffc.aa.HM.HM7.Syntax.lookup(), com.cliffc.aa.HM.HM7.T2.occurs_in(), and com.cliffc.aa.HM.HM7.PRIMS.

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debug_find()

T2 com.cliffc.aa.HM.HM7.Syntax.debug_find ( )

packageinherited

Definition at line 250 of file HM7.java.

{ return _t.find(); } // Find, without the roll-up

References com.cliffc.aa.HM.HM7.Syntax._t, and com.cliffc.aa.HM.HM7.T2.find().

Referenced by com.cliffc.aa.HM.HM7.hm().

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find()

T2 com.cliffc.aa.HM.HM7.Syntax.find ( )

packageinherited

Definition at line 246 of file HM7.java.

              {                 // U-F find
      T2 t = _t.find();
      return t==_t ? t : (_t=t);
    }

References com.cliffc.aa.HM.HM7.Syntax._t, and com.cliffc.aa.HM.HM7.T2.find().

Referenced by com.cliffc.aa.HM.HM7.T2._occurs_in(), com.cliffc.aa.HM.HM7.Lambda.add_occurs(), com.cliffc.aa.HM.HM7.Let.add_occurs(), com.cliffc.aa.HM.HM7.Ident.hm(), com.cliffc.aa.HM.HM7.Lambda.hm(), com.cliffc.aa.HM.HM7.Let.hm(), com.cliffc.aa.HM.HM7.Apply.hm(), com.cliffc.aa.HM.HM7.Struct.hm(), com.cliffc.aa.HM.HM7.Field.hm(), com.cliffc.aa.HM.HM7.Apply.is_if_nil(), and com.cliffc.aa.HM.HM7.Struct.prep_tree().

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hm()

boolean com.cliffc.aa.HM.HM7.Ident.hm ( Worklist  work )

package

Reimplemented from com.cliffc.aa.HM.HM7.Syntax.

Definition at line 308 of file HM7.java.

                                        {
      // A boolean if name is from a Let._body (or PRIM) vs Let._def (or
      // Lambda).  Not helpful, as its only useful at the top-layer.
      // Structural unification requires the 'occurs check' at each internal
      // layer, which can differ from the top-layer.
      //boolean occurs_fresh = _par==null /*from prims*/ || _par.is_fresh(_name,this);
      T2 t = _par==null ? null : _par.lookup(_name); // Lookup in current env
      if( t==null ) t = PRIMS.get(_name);            // Lookup in prims
      if( t==null )
        throw new RuntimeException("Parse error, "+_name+" is undefined");
      return t.find().fresh_unify(find(),_nongen,work);
    }

References com.cliffc.aa.HM.HM7.Ident._name, com.cliffc.aa.HM.HM7.Syntax._nongen, com.cliffc.aa.HM.HM7.Syntax._par, com.cliffc.aa.HM.HM7.Syntax.find(), com.cliffc.aa.HM.HM7.T2.find(), com.cliffc.aa.HM.HM7.T2.fresh_unify(), com.cliffc.aa.HM.HM7.Syntax.lookup(), and com.cliffc.aa.HM.HM7.PRIMS.

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lookup()

T2 com.cliffc.aa.HM.HM7.Ident.lookup ( String  name )

package

Reimplemented from com.cliffc.aa.HM.HM7.Syntax.

Definition at line 320 of file HM7.java.

{ throw unimpl("should not reach here"); }

more_work()

boolean com.cliffc.aa.HM.HM7.Ident.more_work ( Worklist  work )

package

Reimplemented from com.cliffc.aa.HM.HM7.Syntax.

Definition at line 336 of file HM7.java.

{ return more_work_impl(work); }

References com.cliffc.aa.HM.HM7.Syntax.more_work_impl().

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more_work_impl()

final boolean com.cliffc.aa.HM.HM7.Syntax.more_work_impl ( Worklist  work )

packageinherited

Definition at line 270 of file HM7.java.

                                                {
      boolean no_more_work = work.has(this) || !hm(null); // Either on worklist, or no-progress
      return no_more_work;
    }

References com.cliffc.aa.HM.HM7.Worklist.has(), and com.cliffc.aa.HM.HM7.Syntax.hm().

Referenced by com.cliffc.aa.HM.HM7.Con.more_work(), com.cliffc.aa.HM.HM7.Ident.more_work(), com.cliffc.aa.HM.HM7.Lambda.more_work(), com.cliffc.aa.HM.HM7.Let.more_work(), com.cliffc.aa.HM.HM7.Apply.more_work(), com.cliffc.aa.HM.HM7.Struct.more_work(), and com.cliffc.aa.HM.HM7.Field.more_work().

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p()

String com.cliffc.aa.HM.HM7.Syntax.p ( )

inherited

Definition at line 278 of file HM7.java.

{ return p0(new SB(), new VBitSet()).toString(); }

References com.cliffc.aa.HM.HM7.Syntax.p0(), and com.cliffc.aa.util.SB.toString().

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p0()

final SB com.cliffc.aa.HM.HM7.Syntax.p0 ( SB  sb, VBitSet  dups  )

packageinherited

Definition at line 279 of file HM7.java.

                                     {
      _t.get_dups(dups);
      _t.str(p1(sb.i()).p(" "), new VBitSet(),dups).nl();
      return p2(sb.ii(1),dups).di(1);
    }

References com.cliffc.aa.HM.HM7.Syntax._t, com.cliffc.aa.util.SB.di(), com.cliffc.aa.HM.HM7.T2.get_dups(), com.cliffc.aa.util.SB.i(), com.cliffc.aa.util.SB.ii(), com.cliffc.aa.util.SB.nl(), com.cliffc.aa.util.SB.p(), com.cliffc.aa.HM.HM7.Syntax.p1(), com.cliffc.aa.HM.HM7.Syntax.p2(), and com.cliffc.aa.HM.HM7.T2.str().

Referenced by com.cliffc.aa.HM.HM7.Syntax.p(), com.cliffc.aa.HM.HM7.Lambda.p2(), com.cliffc.aa.HM.HM7.Let.p2(), com.cliffc.aa.HM.HM7.Apply.p2(), com.cliffc.aa.HM.HM7.Struct.p2(), and com.cliffc.aa.HM.HM7.Field.p2().

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p1()

SB com.cliffc.aa.HM.HM7.Ident.p1 ( SB  sb )

package

Reimplemented from com.cliffc.aa.HM.HM7.Syntax.

Definition at line 306 of file HM7.java.

{ return sb.p(_name); }

References com.cliffc.aa.HM.HM7.Ident._name, and com.cliffc.aa.util.SB.p().

Referenced by com.cliffc.aa.HM.HM7.Ident.str().

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p2()

SB com.cliffc.aa.HM.HM7.Ident.p2 ( SB  sb, VBitSet  dups  )

package

Reimplemented from com.cliffc.aa.HM.HM7.Syntax.

Definition at line 307 of file HM7.java.

{ return sb; }

prep_lookup_deps()

void com.cliffc.aa.HM.HM7.Ident.prep_lookup_deps ( Ident  id )

package

Reimplemented from com.cliffc.aa.HM.HM7.Syntax.

Definition at line 335 of file HM7.java.

{ throw unimpl("should not reach here"); }

prep_tree()

int com.cliffc.aa.HM.HM7.Ident.prep_tree ( Syntax  par, VStack  nongen, Worklist  work  )

package

Reimplemented from com.cliffc.aa.HM.HM7.Syntax.

Definition at line 329 of file HM7.java.

                                                                        {
      prep_tree_impl(par,nongen,work,T2.make_leaf());
      for( Syntax syn = _par; syn!=null; syn = syn._par )
        syn.prep_lookup_deps(this);
      return 1;
    }

References com.cliffc.aa.HM.HM7.Syntax._par, com.cliffc.aa.HM.HM7.T2.make_leaf(), and com.cliffc.aa.HM.HM7.Syntax.prep_tree_impl().

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prep_tree_impl()

final void com.cliffc.aa.HM.HM7.Syntax.prep_tree_impl ( Syntax  par, VStack  nongen, Worklist  work, T2  t  )

packageinherited

Definition at line 260 of file HM7.java.

{ _par=par; _t=t; _nongen = nongen; work.push(this); }

References com.cliffc.aa.HM.HM7.Syntax._nongen, com.cliffc.aa.HM.HM7.Syntax._par, com.cliffc.aa.HM.HM7.Syntax._t, and com.cliffc.aa.HM.HM7.Worklist.push().

Referenced by com.cliffc.aa.HM.HM7.Con.prep_tree(), com.cliffc.aa.HM.HM7.Ident.prep_tree(), com.cliffc.aa.HM.HM7.Lambda.prep_tree(), com.cliffc.aa.HM.HM7.Let.prep_tree(), com.cliffc.aa.HM.HM7.Apply.prep_tree(), com.cliffc.aa.HM.HM7.Struct.prep_tree(), and com.cliffc.aa.HM.HM7.Field.prep_tree().

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str()

SB com.cliffc.aa.HM.HM7.Ident.str ( SB  sb )

package

Reimplemented from com.cliffc.aa.HM.HM7.Syntax.

Definition at line 305 of file HM7.java.

{ return p1(sb); }

References com.cliffc.aa.HM.HM7.Ident.p1().

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toString()

final String com.cliffc.aa.HM.HM7.Syntax.toString ( )

inherited

Definition at line 275 of file HM7.java.

{ return str(new SB()).toString(); }

References com.cliffc.aa.HM.HM7.Syntax.str(), and com.cliffc.aa.util.SB.toString().

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Member Data Documentation

_name

final String com.cliffc.aa.HM.HM7.Ident._name

package

Definition at line 303 of file HM7.java.

Referenced by com.cliffc.aa.HM.HM7.Ident.add_occurs(), com.cliffc.aa.HM.HM7.Ident.hm(), com.cliffc.aa.HM.HM7.Ident.Ident(), and com.cliffc.aa.HM.HM7.Ident.p1().

_nongen

VStack com.cliffc.aa.HM.HM7.Syntax._nongen

packageinherited

Definition at line 244 of file HM7.java.

Referenced by com.cliffc.aa.HM.HM7.Ident.hm(), and com.cliffc.aa.HM.HM7.Syntax.prep_tree_impl().

_par

Syntax com.cliffc.aa.HM.HM7.Syntax._par

packageinherited

Definition at line 243 of file HM7.java.

Referenced by com.cliffc.aa.HM.HM7.T2._occurs_in(), com.cliffc.aa.HM.HM7.Ident.add_occurs(), com.cliffc.aa.HM.HM7.hm(), com.cliffc.aa.HM.HM7.Ident.hm(), com.cliffc.aa.HM.HM7.Lambda.lookup(), com.cliffc.aa.HM.HM7.Let.lookup(), com.cliffc.aa.HM.HM7.Apply.lookup(), com.cliffc.aa.HM.HM7.Struct.lookup(), com.cliffc.aa.HM.HM7.Field.lookup(), com.cliffc.aa.HM.HM7.Ident.prep_tree(), and com.cliffc.aa.HM.HM7.Syntax.prep_tree_impl().

_t

T2 com.cliffc.aa.HM.HM7.Syntax._t

packageinherited

Definition at line 245 of file HM7.java.

Referenced by com.cliffc.aa.HM.HM7.Syntax.debug_find(), com.cliffc.aa.HM.HM7.Syntax.find(), com.cliffc.aa.HM.HM7.hm(), com.cliffc.aa.HM.HM7.Syntax.p0(), com.cliffc.aa.HM.HM7.Let.prep_tree(), and com.cliffc.aa.HM.HM7.Syntax.prep_tree_impl().

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The documentation for this class was generated from the following file:

• HM7.java