# HG changeset patch
# User Josef Eisl <josef.eisl@jku.at>
# Date 1407414988 -7200
# Node ID bc1b601dabc91eeb91fb56307dba79a98ec3c5d9
# Parent  6a78b0f8ad74112abbc7cfa6b3ad77a6ff75d445
Create LIRIntrospection.forEachComponent (copy of LIRIntrospection.forEach).

diff -r 6a78b0f8ad74 -r bc1b601dabc9 graal/com.oracle.graal.lir/src/com/oracle/graal/lir/CompositeValue.java
--- a/graal/com.oracle.graal.lir/src/com/oracle/graal/lir/CompositeValue.java	Thu Aug 07 15:27:01 2014 +0200
+++ b/graal/com.oracle.graal.lir/src/com/oracle/graal/lir/CompositeValue.java	Thu Aug 07 14:36:28 2014 +0200
@@ -56,8 +56,8 @@
         valueClass = CompositeValueClass.get(getClass());
     }
 
-    public final void forEachComponent(LIRInstruction inst, OperandMode mode, InstructionValueProcedure proc) {
-        valueClass.forEachComponent(inst, this, mode, proc);
+    public final CompositeValue forEachComponent(LIRInstruction inst, OperandMode mode, InstructionValueProcedure proc) {
+        return valueClass.forEachComponent(inst, this, mode, proc);
     }
 
     public final void forEachComponent(LIRInstruction inst, OperandMode mode, ValuePositionProcedure proc, ValuePosition outerPosition) {
diff -r 6a78b0f8ad74 -r bc1b601dabc9 graal/com.oracle.graal.lir/src/com/oracle/graal/lir/CompositeValueClass.java
--- a/graal/com.oracle.graal.lir/src/com/oracle/graal/lir/CompositeValueClass.java	Thu Aug 07 15:27:01 2014 +0200
+++ b/graal/com.oracle.graal.lir/src/com/oracle/graal/lir/CompositeValueClass.java	Thu Aug 07 14:36:28 2014 +0200
@@ -141,8 +141,8 @@
         return str.toString();
     }
 
-    public final void forEachComponent(LIRInstruction inst, CompositeValue obj, OperandMode mode, InstructionValueProcedure proc) {
-        forEach(inst, obj, directComponentCount, componentOffsets, mode, componentFlags, proc);
+    public final CompositeValue forEachComponent(LIRInstruction inst, CompositeValue obj, OperandMode mode, InstructionValueProcedure proc) {
+        return forEachComponent(inst, obj, directComponentCount, componentOffsets, mode, componentFlags, proc);
     }
 
     public final void forEachComponent(LIRInstruction inst, CompositeValue obj, OperandMode mode, ValuePositionProcedure proc, ValuePosition outerPosition) {
diff -r 6a78b0f8ad74 -r bc1b601dabc9 graal/com.oracle.graal.lir/src/com/oracle/graal/lir/LIRInstructionClass.java
--- a/graal/com.oracle.graal.lir/src/com/oracle/graal/lir/LIRInstructionClass.java	Thu Aug 07 15:27:01 2014 +0200
+++ b/graal/com.oracle.graal.lir/src/com/oracle/graal/lir/LIRInstructionClass.java	Thu Aug 07 14:36:28 2014 +0200
@@ -347,19 +347,19 @@
     }
 
     public final void forEachUse(LIRInstruction obj, InstructionValueProcedure proc) {
-        forEach(obj, obj, directUseCount, useOffsets, OperandMode.USE, useFlags, proc);
+        forEach(obj, directUseCount, useOffsets, OperandMode.USE, useFlags, proc);
     }
 
     public final void forEachAlive(LIRInstruction obj, InstructionValueProcedure proc) {
-        forEach(obj, obj, directAliveCount, aliveOffsets, OperandMode.ALIVE, aliveFlags, proc);
+        forEach(obj, directAliveCount, aliveOffsets, OperandMode.ALIVE, aliveFlags, proc);
     }
 
     public final void forEachTemp(LIRInstruction obj, InstructionValueProcedure proc) {
-        forEach(obj, obj, directTempCount, tempOffsets, OperandMode.TEMP, tempFlags, proc);
+        forEach(obj, directTempCount, tempOffsets, OperandMode.TEMP, tempFlags, proc);
     }
 
     public final void forEachDef(LIRInstruction obj, InstructionValueProcedure proc) {
-        forEach(obj, obj, directDefCount, defOffsets, OperandMode.DEF, defFlags, proc);
+        forEach(obj, directDefCount, defOffsets, OperandMode.DEF, defFlags, proc);
     }
 
     public final void forEachState(LIRInstruction obj, InstructionValueProcedure proc) {
diff -r 6a78b0f8ad74 -r bc1b601dabc9 graal/com.oracle.graal.lir/src/com/oracle/graal/lir/LIRIntrospection.java
--- a/graal/com.oracle.graal.lir/src/com/oracle/graal/lir/LIRIntrospection.java	Thu Aug 07 15:27:01 2014 +0200
+++ b/graal/com.oracle.graal.lir/src/com/oracle/graal/lir/LIRIntrospection.java	Thu Aug 07 14:36:28 2014 +0200
@@ -120,31 +120,68 @@
         }
     }
 
-    protected static void forEach(LIRInstruction inst, Object obj, int directCount, long[] offsets, OperandMode mode, EnumSet<OperandFlag>[] flags, InstructionValueProcedure proc) {
+    protected static void forEach(LIRInstruction inst, int directCount, long[] offsets, OperandMode mode, EnumSet<OperandFlag>[] flags, InstructionValueProcedure proc) {
+        for (int i = 0; i < offsets.length; i++) {
+            assert LIRInstruction.ALLOWED_FLAGS.get(mode).containsAll(flags[i]);
+
+            if (i < directCount) {
+                Value value = getValue(inst, offsets[i]);
+                Value newValue;
+                if (value instanceof CompositeValue) {
+                    CompositeValue composite = (CompositeValue) value;
+                    newValue = composite.forEachComponent(inst, mode, proc);
+                } else {
+                    newValue = proc.doValue(inst, value, mode, flags[i]);
+                }
+                setValue(inst, offsets[i], newValue);
+            } else {
+                Value[] values = getValueArray(inst, offsets[i]);
+                for (int j = 0; j < values.length; j++) {
+                    Value value = values[j];
+                    Value newValue;
+                    if (value instanceof CompositeValue) {
+                        CompositeValue composite = (CompositeValue) value;
+                        newValue = composite.forEachComponent(inst, mode, proc);
+                    } else {
+                        newValue = proc.doValue(inst, value, mode, flags[i]);
+                    }
+                    values[j] = newValue;
+                }
+            }
+        }
+    }
+
+    protected static CompositeValue forEachComponent(LIRInstruction inst, CompositeValue obj, int directCount, long[] offsets, OperandMode mode, EnumSet<OperandFlag>[] flags,
+                    InstructionValueProcedure proc) {
         for (int i = 0; i < offsets.length; i++) {
             assert LIRInstruction.ALLOWED_FLAGS.get(mode).containsAll(flags[i]);
 
             if (i < directCount) {
                 Value value = getValue(obj, offsets[i]);
+                Value newValue;
                 if (value instanceof CompositeValue) {
                     CompositeValue composite = (CompositeValue) value;
-                    composite.forEachComponent(inst, mode, proc);
+                    newValue = composite.forEachComponent(inst, mode, proc);
                 } else {
-                    setValue(obj, offsets[i], proc.doValue(inst, value, mode, flags[i]));
+                    newValue = proc.doValue(inst, value, mode, flags[i]);
                 }
+                setValue(obj, offsets[i], newValue);
             } else {
                 Value[] values = getValueArray(obj, offsets[i]);
                 for (int j = 0; j < values.length; j++) {
                     Value value = values[j];
+                    Value newValue;
                     if (value instanceof CompositeValue) {
                         CompositeValue composite = (CompositeValue) value;
-                        composite.forEachComponent(inst, mode, proc);
+                        newValue = composite.forEachComponent(inst, mode, proc);
                     } else {
-                        values[j] = proc.doValue(inst, value, mode, flags[i]);
+                        newValue = proc.doValue(inst, value, mode, flags[i]);
                     }
+                    values[j] = newValue;
                 }
             }
         }
+        return obj;
     }
 
     protected static void forEach(LIRInstruction inst, Object obj, int directCount, long[] offsets, OperandMode mode, EnumSet<OperandFlag>[] flags, ValuePositionProcedure proc,