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changeset 10434:8b22524df53b

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Add G1 Barriers' foreign calls
author Christos Kotselidis <christos.kotselidis@oracle.com>
date Thu, 20 Jun 2013 16:10:14 +0200
parents d7f4cc510a88
children 89c15a40ef35
files graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/meta/HotSpotRuntime.java src/share/vm/graal/graalCompilerToVM.cpp src/share/vm/graal/graalRuntime.cpp src/share/vm/graal/graalRuntime.hpp
diffstat 4 files changed, 16 insertions(+), 1 deletions(-) [+]
line wrap: on
line diff
--- a/graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/meta/HotSpotRuntime.java	Thu Jun 20 15:36:49 2013 +0200
+++ b/graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/meta/HotSpotRuntime.java	Thu Jun 20 16:10:14 2013 +0200
@@ -51,6 +51,8 @@
 import static com.oracle.graal.phases.GraalOptions.*;
 import static com.oracle.graal.replacements.Log.*;
 import static com.oracle.graal.replacements.MathSubstitutionsX86.*;
+import static com.oracle.graal.hotspot.nodes.G1PostWriteBarrierStubCall.*;
+import static com.oracle.graal.hotspot.nodes.G1PreWriteBarrierStubCall.*;
 
 import java.lang.reflect.*;
 import java.util.*;
@@ -294,7 +296,8 @@
         linkForeignCall(r, THREAD_IS_INTERRUPTED, c.threadIsInterruptedAddress, PREPEND_THREAD, NOT_REEXECUTABLE, ANY_LOCATION);
         linkForeignCall(r, VM_ERROR, c.vmErrorAddress, PREPEND_THREAD, REEXECUTABLE, NO_LOCATIONS);
         linkForeignCall(r, OSR_MIGRATION_END, c.osrMigrationEndAddress, DONT_PREPEND_THREAD, NOT_REEXECUTABLE, NO_LOCATIONS);
-
+        linkForeignCall(r, G1WBPRECALL, c.writeBarrierPreAddress, PREPEND_THREAD, REEXECUTABLE, NO_LOCATIONS);
+        linkForeignCall(r, G1WBPOSTCALL, c.writeBarrierPostAddress, PREPEND_THREAD, REEXECUTABLE, NO_LOCATIONS);
         if (IntrinsifyObjectMethods.getValue()) {
             r.registerSubstitutions(ObjectSubstitutions.class);
         }
--- a/src/share/vm/graal/graalCompilerToVM.cpp	Thu Jun 20 15:36:49 2013 +0200
+++ b/src/share/vm/graal/graalCompilerToVM.cpp	Thu Jun 20 16:10:14 2013 +0200
@@ -871,6 +871,8 @@
   set_int("g1SATBQueueMarkingOffset", in_bytes(JavaThread::satb_mark_queue_offset() + PtrQueue::byte_offset_of_active()));
   set_int("g1SATBQueueIndexOffset", in_bytes(JavaThread::satb_mark_queue_offset() +  PtrQueue::byte_offset_of_index()));
   set_int("g1SATBQueueBufferOffset", in_bytes(JavaThread::satb_mark_queue_offset() + PtrQueue::byte_offset_of_buf()));
+  set_address("writeBarrierPreAddress", GraalRuntime::write_barrier_pre);
+  set_address("writeBarrierPostAddress", GraalRuntime::write_barrier_post);
 
   BarrierSet* bs = Universe::heap()->barrier_set();
   switch (bs->kind()) {
--- a/src/share/vm/graal/graalRuntime.cpp	Thu Jun 20 15:36:49 2013 +0200
+++ b/src/share/vm/graal/graalRuntime.cpp	Thu Jun 20 16:10:14 2013 +0200
@@ -358,6 +358,14 @@
   }
 JRT_END
 
+JRT_LEAF(void, GraalRuntime::write_barrier_pre(JavaThread* thread, oopDesc* obj))
+  thread->satb_mark_queue().enqueue(obj);
+JRT_END
+
+JRT_LEAF(void, GraalRuntime::write_barrier_post(JavaThread* thread, void* card_addr))
+  thread->dirty_card_queue().enqueue(card_addr);
+JRT_END
+
 JRT_ENTRY(void, GraalRuntime::vm_error(JavaThread* thread, oop where, oop format, jlong value))
   ResourceMark rm;
   assert(where == NULL || java_lang_String::is_instance(where), "must be");
--- a/src/share/vm/graal/graalRuntime.hpp	Thu Jun 20 15:36:49 2013 +0200
+++ b/src/share/vm/graal/graalRuntime.hpp	Thu Jun 20 16:10:14 2013 +0200
@@ -52,6 +52,8 @@
     LOG_OBJECT_ADDRESS = 0x04
   };
   static void log_object(JavaThread* thread, oop msg, jint flags);
+  static void write_barrier_pre(JavaThread* thread, oopDesc* obj);
+  static void write_barrier_post(JavaThread* thread, void* card);
 };
 
 #endif // SHARE_VM_GRAAL_GRAAL_RUNTIME_HPP