# HG changeset patch
# User Jaroslav Tulach <jaroslav.tulach@apidesign.org>
# Date 1454176166 -3600
# Node ID 126d266b2da9dcb94bcd588e76621a8ae216daa5
# Parent  91a30c1a8c4b17a2693bd6d7b5223957d82c0450
Speeding up array access

diff -r 91a30c1a8c4b -r 126d266b2da9 benchmarks/jbox2d/src/test/java/org/apidesign/benchmark/jbox2d/JBox2dSimulationTest.java
--- a/benchmarks/jbox2d/src/test/java/org/apidesign/benchmark/jbox2d/JBox2dSimulationTest.java	Sat Jan 30 18:33:49 2016 +0100
+++ b/benchmarks/jbox2d/src/test/java/org/apidesign/benchmark/jbox2d/JBox2dSimulationTest.java	Sat Jan 30 18:49:26 2016 +0100
@@ -26,7 +26,7 @@
     public JBox2dSimulationTest() {
     }
 
-    @Compare(slowdown = 40.0)
+    @Compare(slowdown = 30.0)
     public int tenThousand() throws IOException {
         Scene s = new Scene();
         for (int i = 0; i < 10000; i++) {
diff -r 91a30c1a8c4b -r 126d266b2da9 rt/vm/src/main/java/org/apidesign/vm4brwsr/ByteCodeToJavaScript.java
--- a/rt/vm/src/main/java/org/apidesign/vm4brwsr/ByteCodeToJavaScript.java	Sat Jan 30 18:33:49 2016 +0100
+++ b/rt/vm/src/main/java/org/apidesign/vm4brwsr/ByteCodeToJavaScript.java	Sat Jan 30 18:49:26 2016 +0100
@@ -1231,26 +1231,26 @@
                          smapper.popI(), smapper.popI(), smapper.popA());
                     break;
                 case opc_laload:
-                    smapper.replace(this, VarType.LONG, "Array.at(@2, @1)",
+                    smapper.replace(this, VarType.LONG, "(@2[@1] || Array.at(@2, @1))",
                          smapper.popI(), smapper.getA(0));
                     break;
                 case opc_faload:
-                    smapper.replace(this, VarType.FLOAT, "Array.at(@2, @1)",
+                    smapper.replace(this, VarType.FLOAT, "(@2[@1] || Array.at(@2, @1))",
                          smapper.popI(), smapper.getA(0));
                     break;
                 case opc_daload:
-                    smapper.replace(this, VarType.DOUBLE, "Array.at(@2, @1)",
+                    smapper.replace(this, VarType.DOUBLE, "(@2[@1] || Array.at(@2, @1))",
                          smapper.popI(), smapper.getA(0));
                     break;
                 case opc_aaload:
-                    smapper.replace(this, VarType.REFERENCE, "Array.at(@2, @1)",
+                    smapper.replace(this, VarType.REFERENCE, "(@2[@1] || Array.at(@2, @1))",
                          smapper.popI(), smapper.getA(0));
                     break;
                 case opc_iaload:
                 case opc_baload:
                 case opc_caload:
                 case opc_saload:
-                    smapper.replace(this, VarType.INTEGER, "Array.at(@2, @1)",
+                    smapper.replace(this, VarType.INTEGER, "(@2[@1] || Array.at(@2, @1))",
                          smapper.popI(), smapper.getA(0));
                     break;
                 case opc_pop: