diff dmd/StringTable.d @ 178:e3afd1303184

Many small bugs fixed Made all classes derive from TObject to detect memory leaks (functionality is disabled for now) Began work on overriding backend memory allocations (to avoid memory leaks)
author korDen
date Sun, 17 Oct 2010 07:42:00 +0400
parents af724d3510d7
children 0622fff7810a
line wrap: on
line diff
--- a/dmd/StringTable.d	Sun Oct 10 10:38:55 2010 +0400
+++ b/dmd/StringTable.d	Sun Oct 17 07:42:00 2010 +0400
@@ -12,14 +12,91 @@
 
 import std.stdio;
 
-class StringTable
+struct StringTable
 {
+	Object[string] table;
+
+	~this()
+	{
+		foreach (k, v; table) {
+			delete v;
+		}
+	}
+
+	Object* lookup(string s)
+	{
+		return s in table;
+	}
+
+	Object* insert(string s)
+	{
+		auto value = s in table;
+		if (value !is null) {
+			return null;
+		}
+
+		table[s] = null;
+
+		return s in table;
+	}
+
+	Object* update(string s)
+	{
+		auto value = s in table;
+		if (value !is null) {
+			return value;
+		}
+
+		table[s] = null;
+
+        return s in table;
+	}
+
+    /*
+	StringValue* lookup(string s)
+	{
+		if (auto p = s in table) {
+			return *p;
+		}
+
+		return null;
+	}
+
+	StringValue* insert(string s)
+	{
+		if (auto p = s in table) {
+			return null;
+		}
+
+		auto value = new StringValue();
+		value.lstring.string_ = s;
+		table[s] = value;
+
+		return value;
+	}
+
+	StringValue* update(string s)
+	{
+		if (auto p = s in table) {
+			return *p;
+		}
+
+		auto value = new StringValue();
+		value.lstring.string_ = s;
+		table[s] = value;
+
+		return value;
+	}
+	*/
+
+	/*
     void** table;
     uint count;
     uint tabledim;
 
     this(uint size = 37)
 	{
+		register();
 		table = cast(void**)GC.calloc(size * (void*).sizeof);
 		memset(table, 0, size * (void*).sizeof);
 		tabledim = size;
@@ -63,7 +140,7 @@
 
 		return &se.value;
 	}
-	
+
 	void insertCopy(StringEntry* proto)
 	{
 		StringEntry** pse = search(proto.value.lstring.string_);
@@ -140,4 +217,5 @@
 		//printf("\treturn %p, %p\n",se, (*se));
 		return se;
 	}
+	*/
 }