Preliminary support for block contexts in hydrogen.

test/mjsunit/harmony/block-scoping.js

Index: test/mjsunit/harmony/block-scoping.js
diff --git a/test/mjsunit/harmony/block-scoping.js b/test/mjsunit/harmony/block-scoping.js
index 31194d99fde758083c79b8e9b16174df9efe262b..336de23c5d863b43fde870eec2da7b4ddca8bbc0 100644
--- a/test/mjsunit/harmony/block-scoping.js
+++ b/test/mjsunit/harmony/block-scoping.js
@@ -40,8 +40,10 @@ function f1() {
   assertEquals(1, x)
   assertEquals(undefined, y)
 }
+for (var j = 0; j < 5; ++j) f1();
+%OptimizeFunctionOnNextCall(f1);
 f1();
-
+assertTrue(%GetOptimizationStatus(f1) != 2);
 
 // Dynamic lookup in and through block contexts.
 function f2(one) {
@@ -59,6 +61,8 @@ function f2(one) {
     assertEquals(6, eval('v'));
   }
 }
+for (var j = 0; j < 5; ++j) f2(1);
+%OptimizeFunctionOnNextCall(f2);
 f2(1);
 

[rossberg, 2014/06/04 12:54:53]

Why not assert optimization status here as well (and below)?

[ulan, 2014/06/04 14:02:05]

Did it for the function below. This function doesn't get optimized because of
eval, so I removed %OptimizeFunctionOnNextCall for it.

 
@@ -76,9 +80,10 @@ function f3(one) {
     assertEquals(4, z);
     assertEquals(5, u);
     assertEquals(6, v);
-
   }
 }
+for (var j = 0; j < 5; ++j) f3(1);
+%OptimizeFunctionOnNextCall(f3);
 f3(1);