# HG changeset patch
# User Josef Eisl <josef.eisl@jku.at>
# Date 1433769576 -7200
# Node ID f0e4a8342803197b7943c195df9d41c5c9c6e8f6
# Parent  4005025656eeef8c3d5fe7e5aceb4df62effffc1
LinearScanLifetimeAnalysisPhase: make registerPriorityOfOutputOperand a member and move SSA specific stuff to SSALinearScanLifetimeAnalysisPhase.

diff -r 4005025656ee -r f0e4a8342803 graal/com.oracle.graal.lir/src/com/oracle/graal/lir/alloc/lsra/LinearScanLifetimeAnalysisPhase.java
--- a/graal/com.oracle.graal.lir/src/com/oracle/graal/lir/alloc/lsra/LinearScanLifetimeAnalysisPhase.java	Mon Jun 08 15:03:25 2015 +0200
+++ b/graal/com.oracle.graal.lir/src/com/oracle/graal/lir/alloc/lsra/LinearScanLifetimeAnalysisPhase.java	Mon Jun 08 15:19:36 2015 +0200
@@ -22,19 +22,10 @@
  */
 package com.oracle.graal.lir.alloc.lsra;
 
-import com.oracle.jvmci.code.StackSlot;
-import com.oracle.jvmci.code.TargetDescription;
-import com.oracle.jvmci.code.Register;
-import com.oracle.jvmci.code.BailoutException;
-import com.oracle.jvmci.meta.JavaConstant;
-import com.oracle.jvmci.meta.Kind;
-import com.oracle.jvmci.meta.Value;
-import com.oracle.jvmci.meta.LIRKind;
-import com.oracle.jvmci.meta.AllocatableValue;
-import static com.oracle.jvmci.code.ValueUtil.*;
 import static com.oracle.graal.compiler.common.GraalOptions.*;
 import static com.oracle.graal.lir.LIRValueUtil.*;
 import static com.oracle.graal.lir.debug.LIRGenerationDebugContext.*;
+import static com.oracle.jvmci.code.ValueUtil.*;
 
 import java.util.*;
 
@@ -44,7 +35,6 @@
 import com.oracle.graal.lir.*;
 import com.oracle.graal.lir.LIRInstruction.OperandFlag;
 import com.oracle.graal.lir.LIRInstruction.OperandMode;
-import com.oracle.graal.lir.StandardOp.LabelOp;
 import com.oracle.graal.lir.StandardOp.MoveOp;
 import com.oracle.graal.lir.StandardOp.StackStoreOp;
 import com.oracle.graal.lir.alloc.lsra.Interval.RegisterPriority;
@@ -53,9 +43,11 @@
 import com.oracle.graal.lir.gen.*;
 import com.oracle.graal.lir.gen.LIRGeneratorTool.SpillMoveFactory;
 import com.oracle.graal.lir.phases.*;
+import com.oracle.jvmci.code.*;
 import com.oracle.jvmci.common.*;
 import com.oracle.jvmci.debug.*;
 import com.oracle.jvmci.debug.Debug.Scope;
+import com.oracle.jvmci.meta.*;
 
 class LinearScanLifetimeAnalysisPhase extends AllocationPhase {
 
@@ -640,17 +632,12 @@
     /**
      * Determines the register priority for an instruction's output/result operand.
      */
-    private static RegisterPriority registerPriorityOfOutputOperand(LIRInstruction op) {
+    protected RegisterPriority registerPriorityOfOutputOperand(LIRInstruction op) {
         if (op instanceof MoveOp) {
             MoveOp move = (MoveOp) op;
             if (optimizeMethodArgument(move.getInput())) {
                 return RegisterPriority.None;
             }
-        } else if (op instanceof LabelOp) {
-            LabelOp label = (LabelOp) op;
-            if (label.isPhiIn()) {
-                return RegisterPriority.None;
-            }
         } else if (op instanceof StackStoreOp) {
             return RegisterPriority.ShouldHaveRegister;
         }
diff -r 4005025656ee -r f0e4a8342803 graal/com.oracle.graal.lir/src/com/oracle/graal/lir/alloc/lsra/SSALinearScanLifetimeAnalysisPhase.java
--- a/graal/com.oracle.graal.lir/src/com/oracle/graal/lir/alloc/lsra/SSALinearScanLifetimeAnalysisPhase.java	Mon Jun 08 15:03:25 2015 +0200
+++ b/graal/com.oracle.graal.lir/src/com/oracle/graal/lir/alloc/lsra/SSALinearScanLifetimeAnalysisPhase.java	Mon Jun 08 15:19:36 2015 +0200
@@ -22,16 +22,16 @@
  */
 package com.oracle.graal.lir.alloc.lsra;
 
-import com.oracle.jvmci.meta.Value;
-import com.oracle.jvmci.meta.AllocatableValue;
 import java.util.*;
 
 import com.oracle.graal.lir.*;
 import com.oracle.graal.lir.LIRInstruction.OperandFlag;
 import com.oracle.graal.lir.LIRInstruction.OperandMode;
 import com.oracle.graal.lir.StandardOp.LabelOp;
+import com.oracle.graal.lir.alloc.lsra.Interval.RegisterPriority;
 import com.oracle.graal.lir.ssa.*;
 import com.oracle.jvmci.debug.*;
+import com.oracle.jvmci.meta.*;
 
 public class SSALinearScanLifetimeAnalysisPhase extends LinearScanLifetimeAnalysisPhase {
 
@@ -72,4 +72,15 @@
             }
         }
     }
+
+    @Override
+    protected RegisterPriority registerPriorityOfOutputOperand(LIRInstruction op) {
+        if (op instanceof LabelOp) {
+            LabelOp label = (LabelOp) op;
+            if (label.isPhiIn()) {
+                return RegisterPriority.None;
+            }
+        }
+        return super.registerPriorityOfOutputOperand(op);
+    }
 }