Added %_HeapObjectGetMap and %_MapGetInstanceType intrinsics.

src/compiler/js-intrinsic-lowering.h

Index: src/compiler/js-intrinsic-lowering.h
diff --git a/src/compiler/js-intrinsic-lowering.h b/src/compiler/js-intrinsic-lowering.h
index 6bc0c7d26f16d57bce6e471b20c3232b0fb58cb7..636c18ab22b4b1ebdf9c08bfd9422a94dc53e5d2 100644
--- a/src/compiler/js-intrinsic-lowering.h
+++ b/src/compiler/js-intrinsic-lowering.h
@@ -27,14 +27,16 @@ class JSIntrinsicLowering FINAL : public Reducer {
   Reduction Reduce(Node* node) FINAL;
 
  private:
+  Reduction ReduceInlineConstructDouble(Node* node);

[Michael Starzinger, 2015/03/24 13:57:57]

I never understood the "Inline" prefix in all of these methods. Is there a
particular reason the new ones don't have the prefix? Could we just
s/ReduceInline/Reduce/ for all methods?

   Reduction ReduceInlineDeoptimizeNow(Node* node);
-  Reduction ReduceInlineIsSmi(Node* node);
-  Reduction ReduceInlineIsNonNegativeSmi(Node* node);
+  Reduction ReduceInlineDoubleHi(Node* node);
+  Reduction ReduceInlineDoubleLo(Node* node);
+  Reduction ReduceHeapObjectGetMap(Node* node);
   Reduction ReduceInlineIsInstanceType(Node* node, InstanceType instance_type);
+  Reduction ReduceInlineIsNonNegativeSmi(Node* node);
+  Reduction ReduceInlineIsSmi(Node* node);
   Reduction ReduceInlineJSValueGetValue(Node* node);
-  Reduction ReduceInlineConstructDouble(Node* node);
-  Reduction ReduceInlineDoubleLo(Node* node);
-  Reduction ReduceInlineDoubleHi(Node* node);
+  Reduction ReduceMapGetInstanceType(Node* node);
   Reduction ReduceInlineMathClz32(Node* node);
   Reduction ReduceInlineMathFloor(Node* node);
   Reduction ReduceInlineMathSqrt(Node* node);