Handle arguments objects in frame when materializing arguments

test/mjsunit/regress/regress-347262.js

Index: test/mjsunit/regress/regress-347262.js
diff --git a/test/mjsunit/compiler/alloc-number-debug.js b/test/mjsunit/regress/regress-347262.js
similarity index 75%
copy from test/mjsunit/compiler/alloc-number-debug.js
copy to test/mjsunit/regress/regress-347262.js
index ccfcc0c185a6d29c0acfc3c217276434b71f130a..17c2c88870141e2203c442c9f0080843b157483e 100644
--- a/test/mjsunit/compiler/alloc-number-debug.js
+++ b/test/mjsunit/regress/regress-347262.js
@@ -27,18 +27,36 @@
 
 // Flags: --allow-natives-syntax
 
-// Try to get a GC because of a heap number allocation while we
-// have live values (o) in a register.
-function f(o) {
-  var x = 1.5;
-  var y = 2.5;
-  for (var i = 1; i < 3; i += 1) {
-    %SetAllocationTimeout(1, 0, false);
-    o.val = x + y + i;
-    %SetAllocationTimeout(-1, -1, true);
+(function ArgumentsObjectWithOtherArgumentsInFrame() {
+  function g() {
+    return g.arguments;
   }
-  return o;
-}
 
-var o = { val: 0 };
-f(o);
+  function f(x) {
+    g();
+    return arguments[0];
+  }
+  f();
+  f();
+  %OptimizeFunctionOnNextCall(f);
+  f();
+})();
+
+
+(function ArgumentsObjectWithOtherArgumentsDeopt() {
+  function g(y) {
+    y.o2 = 2;
+    return g.arguments;
+  }
+
+  function f(x) {
+    var o1 = { o2 : 1 };
+    var a = g(o1);
+    o1.o2 = 3;
+    return arguments[0] + a[0].o2;
+  }
+  f(0);
+  f(0);
+  %OptimizeFunctionOnNextCall(f);
+  assertEquals(3, (f(0)));

[Michael Starzinger, 2014/02/27 14:37:40]

nit: Obsolete parens around f(0) here.

+})();