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changeset 9099:ed81c74f92ff

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Cache boolean flags instead of full Annotation objects
author Christian Wimmer <christian.wimmer@oracle.com>
date Fri, 12 Apr 2013 16:05:56 -0700
parents d766fd8eede0
children d24955427b0b
files graal/com.oracle.graal.replacements/src/com/oracle/graal/replacements/SnippetTemplate.java
diffstat 1 files changed, 8 insertions(+), 8 deletions(-) [+]
line wrap: on
line diff
--- a/graal/com.oracle.graal.replacements/src/com/oracle/graal/replacements/SnippetTemplate.java	Fri Apr 12 22:34:29 2013 +0200
+++ b/graal/com.oracle.graal.replacements/src/com/oracle/graal/replacements/SnippetTemplate.java	Fri Apr 12 16:05:56 2013 -0700
@@ -60,8 +60,8 @@
     public static class SnippetInfo {
 
         protected final ResolvedJavaMethod method;
-        protected final ConstantParameter[] constantParameters;
-        protected final VarargsParameter[] varargsParameters;
+        protected final boolean[] constantParameters;
+        protected final boolean[] varargsParameters;
 
         /**
          * The parameter names, taken from the local variables table. Only used for assertion
@@ -74,11 +74,11 @@
 
             assert Modifier.isStatic(method.getModifiers()) : "snippet method must be static: " + MetaUtil.format("%H.%n", method);
             int count = method.getSignature().getParameterCount(false);
-            constantParameters = new ConstantParameter[count];
-            varargsParameters = new VarargsParameter[count];
+            constantParameters = new boolean[count];
+            varargsParameters = new boolean[count];
             for (int i = 0; i < count; i++) {
-                constantParameters[i] = MetaUtil.getParameterAnnotation(ConstantParameter.class, i, method);
-                varargsParameters[i] = MetaUtil.getParameterAnnotation(VarargsParameter.class, i, method);
+                constantParameters[i] = MetaUtil.getParameterAnnotation(ConstantParameter.class, i, method) != null;
+                varargsParameters[i] = MetaUtil.getParameterAnnotation(VarargsParameter.class, i, method) != null;
 
                 assert !isConstantParameter(i) || !isVarargsParameter(i) : "Parameter cannot be annotated with both @" + ConstantParameter.class.getSimpleName() + " and @" +
                                 VarargsParameter.class.getSimpleName();
@@ -109,11 +109,11 @@
         }
 
         public boolean isConstantParameter(int paramIdx) {
-            return constantParameters[paramIdx] != null;
+            return constantParameters[paramIdx];
         }
 
         public boolean isVarargsParameter(int paramIdx) {
-            return varargsParameters[paramIdx] != null;
+            return varargsParameters[paramIdx];
         }
     }