A64: Synchronize with r19234.

test/mjsunit/regress/binop-in-effect-context-deopt.js

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 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 // 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 BinopInEffectContextDeoptAndOsr() {
+  function f(a, deopt, osr) {
+    var result = (a + 10, "result");
+    var dummy = deopt + 0;
+    if (osr) while (%GetOptimizationStatus(f) == 2) {}
+    return result;
   }
-  return o;
-}
 
-var o = { val: 0 };
-f(o);
+  assertEquals("result", f(true, 3, false));
+  assertEquals("result", f(true, 3, false));
+  %OptimizeFunctionOnNextCall(f);
+  assertEquals("result", f(true, "foo", true));
+})();
+
+
+(function BinopInEffectContextLazyDeopt() {
+  function deopt_f() {
+    %DeoptimizeFunction(f);
+    return "dummy";
+  }
+
+  function h() {
+    return { toString : deopt_f };
+  }
+
+  function g(x) {
+  }
+
+  function f() {
+    return g(void(h() + ""));
+  };
+
+  f();
+  %OptimizeFunctionOnNextCall(f);
+  f();
+})();