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diff graal/com.oracle.graal.compiler/src/com/oracle/graal/compiler/gen/LIRGenerator.java @ 5251:467de393651a

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optimization: frame prologue & epilogue ommitted for methods with no spills, no callee-saved registers, no incoming stack args and no debug info
author Doug Simon <doug.simon@oracle.com>
date Wed, 18 Apr 2012 23:39:07 +0200
parents 62bbfd78c703
children b5cd7bc05695
line wrap: on
line diff
--- a/graal/com.oracle.graal.compiler/src/com/oracle/graal/compiler/gen/LIRGenerator.java	Wed Apr 18 23:19:58 2012 +0200
+++ b/graal/com.oracle.graal.compiler/src/com/oracle/graal/compiler/gen/LIRGenerator.java	Wed Apr 18 23:39:07 2012 +0200
@@ -490,7 +490,14 @@
         CiValue[] params = new CiValue[incomingArguments.locations.length];
         for (int i = 0; i < params.length; i++) {
             params[i] = toStackKind(incomingArguments.locations[i]);
+            if (CiValueUtil.isStackSlot(params[i])) {
+                CiStackSlot slot = CiValueUtil.asStackSlot(params[i]);
+                if (slot.inCallerFrame() && !lir.hasArgInCallerFrame()) {
+                    lir.setHasArgInCallerFrame();
+                }
+            }
         }
+
         append(new ParametersOp(params));
 
         for (LocalNode local : graph.getNodes(LocalNode.class)) {