Allow building directly using 'make'

[software/druntime.git] / src / gc / basic / gcx.d

diff --git a/src/gc/basic/gcx.d b/src/gc/basic/gcx.d
index 0b6d1d0154e5042739a1b7c626adf3f0ab1ec64b..b913c36c7510a1cb71efe5857f0f51b320f93e25 100644 (file)
--- a/src/gc/basic/gcx.d
+++ b/src/gc/basic/gcx.d
@@ -86,21 +86,16 @@ private
 
     extern (C) void* rt_stackBottom();
     extern (C) void* rt_stackTop();
-    extern (C) void* rt_staticDataBottom();
-    extern (C) void* rt_staticDataTop();
 
     extern (C) void rt_finalize( void* p, bool det = true );
 
-    alias void delegate( void*, void* ) scanFn;
-
-    extern (C) void rt_scanStaticData( scanFn scan );
-
     version (MULTI_THREADED)
     {
         extern (C) bool thread_needLock();
         extern (C) void thread_suspendAll();
         extern (C) void thread_resumeAll();
 
+        alias void delegate( void*, void* ) scanFn;
         extern (C) void thread_scanAll( scanFn fn, void* curStackTop = null );
     }
 
@@ -1126,21 +1121,6 @@ class GC
     }
 
 
-    static void scanStaticData(gc_t g)
-    {
-        //debug(PRINTF) printf("+GC.scanStaticData()\n");
-        auto pbot = rt_staticDataBottom();
-        auto ptop = rt_staticDataTop();
-        g.addRange(pbot, ptop - pbot);
-        //debug(PRINTF) printf("-GC.scanStaticData()\n");
-    }
-
-    static void unscanStaticData(gc_t g)
-    {
-        auto pbot = rt_staticDataBottom();
-        g.removeRange(pbot);
-    }
-
     /**
      * add p to list of roots
      */
@@ -1183,6 +1163,22 @@ class GC
     }
 
 
+    /**
+     *
+     */
+    int delegate(int delegate(inout void*)) rootIter()
+    {
+        if (!thread_needLock())
+        {
+            return &gcx.rootIter;
+        }
+        else synchronized (gcLock)
+        {
+            return &gcx.rootIter;
+        }
+    }
+
+
     /**
      * add range to scan for roots
      */
@@ -1227,6 +1223,22 @@ class GC
     }
 
 
+    /**
+     *
+     */
+    int delegate(int delegate(inout Range)) rangeIter()
+    {
+        if (!thread_needLock())
+        {
+            return &gcx.rangeIter;
+        }
+        else synchronized (gcLock)
+        {
+            return &gcx.rangeIter;
+        }
+    }
+
+
     /**
      * do full garbage collection
      */
@@ -1456,7 +1468,7 @@ struct Gcx
     void initialize()
     {   int dummy;
 
-        (cast(byte*)this)[0 .. Gcx.sizeof] = 0;
+        (cast(byte*)&this)[0 .. Gcx.sizeof] = 0;
         stackBottom = cast(char*)&dummy;
         log_init();
         debug (THREADINVARIANT)
@@ -1590,6 +1602,22 @@ struct Gcx
     }
 
 
+    /**
+     *
+     */
+    int rootIter(int delegate(inout void*) dg)
+    {
+        int result = 0;
+        for( size_t i = 0; i < nroots; ++i )
+        {
+            result = dg(roots[i]);
+            if (result)
+                break;
+        }
+        return result;
+    }
+
+
     /**
      *
      */
@@ -1643,6 +1671,22 @@ struct Gcx
     }
 
 
+    /**
+     *
+     */
+    int rangeIter(int delegate(inout Range) dg)
+    {
+        int result = 0;
+        for( size_t i = 0; i < nranges; ++i )
+        {
+            result = dg(ranges[i]);
+            if (result)
+                break;
+        }
+        return result;
+    }
+
+
     /**
      * Find Pool that pointer is in.
      * Return null if not in a Pool.
@@ -2262,8 +2306,6 @@ struct Gcx
             pool.mark.copy(&pool.freebits);
         }
 
-        rt_scanStaticData( &mark );
-
         version (MULTI_THREADED)
         {
             if (!noStack)