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diff graal/GraalCompiler/src/com/sun/c1x/ir/BlockEnd.java @ 2707:7ed72769d51a

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exception handling related changes: * changed blockPredecessors to list of Instructions, instead of Blocks * removed explicit predecessor management in BlockBegin, now using predecessors from Graph structure * replaced generated LIR exception entries with exception dispatch chains in IR * added Unwind and ExceptionDispatch instructions * removed ExceptionEntry flag in BlockBegin and all code depending on it * removed exceptionHandler list from Instruction, replaced by exception Edge on Invoke and Throw * replaced list of ExceptionHandlers with single exception edge in debug info misc: * changed GraphvizPrinter layout (smaller ports on large nodes) * removed defunct run config
author Lukas Stadler <lukas.stadler@jku.at>
date Wed, 18 May 2011 18:09:20 +0200
parents 6ab73784566a
children a0dd2b907806
line wrap: on
line diff
--- a/graal/GraalCompiler/src/com/sun/c1x/ir/BlockEnd.java	Fri May 13 17:09:20 2011 -0700
+++ b/graal/GraalCompiler/src/com/sun/c1x/ir/BlockEnd.java	Wed May 18 18:09:20 2011 +0200
@@ -181,10 +181,16 @@
      * Gets this block end's list of successors.
      * @return the successor list
      */
-    @SuppressWarnings("unchecked")
+    @SuppressWarnings({ "unchecked", "rawtypes"})
     public List<BlockBegin> blockSuccessors() {
         List<BlockBegin> list = (List) successors().subList(super.successorCount() + SUCCESSOR_COUNT, super.successorCount() + blockSuccessorCount + SUCCESSOR_COUNT);
         return Collections.unmodifiableList(list);
     }
 
+    public void clearSuccessors() {
+        for (int i = 0; i < blockSuccessorCount(); i++) {
+            setBlockSuccessor(i, null);
+        }
+    }
+
 }