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diff src/share/vm/runtime/sharedRuntime.cpp @ 342:37f87013dfd8

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6711316: Open source the Garbage-First garbage collector Summary: First mercurial integration of the code for the Garbage-First garbage collector. Reviewed-by: apetrusenko, iveresov, jmasa, sgoldman, tonyp, ysr
author ysr
date Thu, 05 Jun 2008 15:57:56 -0700
parents a76240c8b133
children 1ee8caae33af
line wrap: on
line diff
--- a/src/share/vm/runtime/sharedRuntime.cpp	Wed Jun 04 13:51:09 2008 -0700
+++ b/src/share/vm/runtime/sharedRuntime.cpp	Thu Jun 05 15:57:56 2008 -0700
@@ -111,6 +111,25 @@
 }
 #endif // PRODUCT
 
+#ifndef SERIALGC
+
+// G1 write-barrier pre: executed before a pointer store.
+JRT_LEAF(void, SharedRuntime::g1_wb_pre(oopDesc* orig, JavaThread *thread))
+  if (orig == NULL) {
+    assert(false, "should be optimized out");
+    return;
+  }
+  // store the original value that was in the field reference
+  thread->satb_mark_queue().enqueue(orig);
+JRT_END
+
+// G1 write-barrier post: executed after a pointer store.
+JRT_LEAF(void, SharedRuntime::g1_wb_post(void* card_addr, JavaThread* thread))
+  thread->dirty_card_queue().enqueue(card_addr);
+JRT_END
+
+#endif // !SERIALGC
+
 
 JRT_LEAF(jlong, SharedRuntime::lmul(jlong y, jlong x))
   return x * y;