# HG changeset patch
# User Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
# Date 1394552598 -3600
# Node ID 8bdebcc53d157716da807f4f5c4e6ca0a0437587
# Parent  8836f566b0bcb39780f0c41a6268675689ad2973
Remove nodesForBlock mapping in LIR data structure.

diff -r 8836f566b0bc -r 8bdebcc53d15 graal/com.oracle.graal.compiler/src/com/oracle/graal/compiler/GraalCompiler.java
--- a/graal/com.oracle.graal.compiler/src/com/oracle/graal/compiler/GraalCompiler.java	Tue Mar 11 16:28:43 2014 +0100
+++ b/graal/com.oracle.graal.compiler/src/com/oracle/graal/compiler/GraalCompiler.java	Tue Mar 11 16:43:18 2014 +0100
@@ -245,7 +245,7 @@
                 List<Block> codeEmittingOrder = ComputeBlockOrder.computeCodeEmittingOrder(blocks.length, startBlock, nodeProbabilities);
                 List<Block> linearScanOrder = ComputeBlockOrder.computeLinearScanOrder(blocks.length, startBlock, nodeProbabilities);
 
-                lir = new LIR(schedule.getCFG(), schedule.getBlockToNodesMap(), linearScanOrder, codeEmittingOrder);
+                lir = new LIR(schedule.getCFG(), linearScanOrder, codeEmittingOrder);
                 Debug.dump(lir, "After linear scan order");
             } catch (Throwable e) {
                 throw Debug.handle(e);
diff -r 8836f566b0bc -r 8bdebcc53d15 graal/com.oracle.graal.lir/src/com/oracle/graal/lir/LIR.java
--- a/graal/com.oracle.graal.lir/src/com/oracle/graal/lir/LIR.java	Tue Mar 11 16:28:43 2014 +0100
+++ b/graal/com.oracle.graal.lir/src/com/oracle/graal/lir/LIR.java	Tue Mar 11 16:43:18 2014 +0100
@@ -27,7 +27,6 @@
 import com.oracle.graal.api.meta.*;
 import com.oracle.graal.lir.LIRInstruction.StateProcedure;
 import com.oracle.graal.lir.StandardOp.BlockEndOp;
-import com.oracle.graal.nodes.*;
 import com.oracle.graal.nodes.cfg.*;
 
 /**
@@ -39,12 +38,6 @@
     public final ControlFlowGraph cfg;
 
     /**
-     * The nodes for the blocks. TODO: This should go away, we want all nodes connected with a
-     * next-pointer.
-     */
-    private final BlockMap<List<ScheduledNode>> blockToNodesMap;
-
-    /**
      * The linear-scan ordered list of blocks.
      */
     private final List<Block> linearScanOrder;
@@ -72,22 +65,14 @@
     /**
      * Creates a new LIR instance for the specified compilation.
      */
-    public LIR(ControlFlowGraph cfg, BlockMap<List<ScheduledNode>> blockToNodesMap, List<Block> linearScanOrder, List<Block> codeEmittingOrder) {
+    public LIR(ControlFlowGraph cfg, List<Block> linearScanOrder, List<Block> codeEmittingOrder) {
         this.cfg = cfg;
-        this.blockToNodesMap = blockToNodesMap;
         this.codeEmittingOrder = codeEmittingOrder;
         this.linearScanOrder = linearScanOrder;
         this.lirInstructions = new BlockMap<>(cfg);
     }
 
     /**
-     * Gets the nodes in a given block.
-     */
-    public List<ScheduledNode> nodesFor(Block block) {
-        return blockToNodesMap.get(block);
-    }
-
-    /**
      * Determines if any instruction in the LIR has debug info associated with it.
      */
     public boolean hasDebugInfo() {
diff -r 8836f566b0bc -r 8bdebcc53d15 graal/com.oracle.graal.printer/src/com/oracle/graal/printer/CFGPrinter.java
--- a/graal/com.oracle.graal.printer/src/com/oracle/graal/printer/CFGPrinter.java	Tue Mar 11 16:28:43 2014 +0100
+++ b/graal/com.oracle.graal.printer/src/com/oracle/graal/printer/CFGPrinter.java	Tue Mar 11 16:43:18 2014 +0100
@@ -250,27 +250,20 @@
             }
         }
 
-        if (lir != null) {
-            for (Node node : lir.nodesFor(block)) {
-                printNode(node, false);
-            }
-        } else {
-            Node cur = block.getBeginNode();
-            while (true) {
-                printNode(cur, false);
+        Node cur = block.getBeginNode();
+        while (true) {
+            printNode(cur, false);
 
-                if (cur == block.getEndNode()) {
-                    for (Map.Entry<Node, Block> entry : latestScheduling.entries()) {
-                        if (entry.getValue() == block && !inFixedSchedule(entry.getKey()) && !printedNodes.isMarked(entry.getKey())) {
-                            printNode(entry.getKey(), true);
-                        }
+            if (cur == block.getEndNode()) {
+                for (Map.Entry<Node, Block> entry : latestScheduling.entries()) {
+                    if (entry.getValue() == block && !inFixedSchedule(entry.getKey()) && !printedNodes.isMarked(entry.getKey())) {
+                        printNode(entry.getKey(), true);
                     }
-                    break;
                 }
-                assert cur.successors().count() == 1;
-                cur = cur.successors().first();
+                break;
             }
-
+            assert cur.successors().count() == 1;
+            cur = cur.successors().first();
         }
 
         out.enableIndentation();