# HG changeset patch
# User Gilles Duboscq <duboscq@ssw.jku.at>
# Date 1347022514 -7200
# Node ID 13d534a47ba30a543c3609e0a8e02e12cd5bc08b
# Parent  2691e320d37c862fc9d8b725be6c7b15467fb472
Add a comment to HotSpotAMD64LIRGenerator.emitInvoke about the use of rbx
Organize imports

diff -r 2691e320d37c -r 13d534a47ba3 graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/HotSpotCompilationResult.java
--- a/graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/HotSpotCompilationResult.java	Thu Sep 06 19:21:37 2012 +0200
+++ b/graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/HotSpotCompilationResult.java	Fri Sep 07 14:55:14 2012 +0200
@@ -25,8 +25,9 @@
 import java.util.*;
 
 import com.oracle.graal.api.code.*;
-import com.oracle.graal.api.code.CompilationResult.*;
-import com.oracle.graal.hotspot.logging.*;
+import com.oracle.graal.api.code.CompilationResult.ExceptionHandler;
+import com.oracle.graal.api.code.CompilationResult.Mark;
+import com.oracle.graal.api.code.CompilationResult.Site;
 import com.oracle.graal.hotspot.meta.*;
 
 /**
diff -r 2691e320d37c -r 13d534a47ba3 graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/target/amd64/HotSpotAMD64Backend.java
--- a/graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/target/amd64/HotSpotAMD64Backend.java	Thu Sep 06 19:21:37 2012 +0200
+++ b/graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/target/amd64/HotSpotAMD64Backend.java	Fri Sep 07 14:55:14 2012 +0200
@@ -158,6 +158,8 @@
 
             LIRFrameState callState = stateFor(x.stateDuring(), null, x instanceof InvokeWithExceptionNode ? getLIRBlock(((InvokeWithExceptionNode) x).exceptionEdge()) : null, x.leafGraphId());
             Value result = resultOperandFor(x.node().kind());
+            // HotSpot needs the methodOop to be passed around in rbx for direct (inline cache patching) or indirect calls (C2I : the interpreter needs the methodOop)
+            // for the direct call the methodOop is patched in by the code installer
             if (!inlineVirtualCall) {
                 assert methodOopNode == null;
                 append(new AMD64DirectCallOp(callTarget.targetMethod(), result, parameters, callState, invokeKind, lir));