Add inlining for intrinsics.

src/compiler/simplified-operator.h

Index: src/compiler/simplified-operator.h
diff --git a/src/compiler/simplified-operator.h b/src/compiler/simplified-operator.h
index db29fd1fc5a345b20543997acbac914b6e96bb1c..1dbb6da25350281bfa641a4d1f5f149fa13cd4ea 100644
--- a/src/compiler/simplified-operator.h
+++ b/src/compiler/simplified-operator.h
@@ -155,6 +155,9 @@ class SimplifiedOperatorBuilder FINAL {
   // store-element [base + index], length, value
   const Operator* StoreElement(ElementAccess const&);
 
+  const Operator* IsSmi();

[Michael Starzinger, 2014/10/17 09:58:51]

nit: Benedikt suggested to call these operators "ObjectIsSmi" and
"ObjectIsNonNegativeSmi" instead. I agree, this makes it clear what the input
type is. Also we should move them up a few lines to the other pure operators
(i.e. to line 139).

[sigurds, 2014/10/21 14:42:25]

Done.

+  const Operator* IsNonNegativeSmi();
+
  private:
   Zone* zone() const { return zone_; }