[turbofan] Add general support for sp-based frame access

src/compiler/frame.cc

Index: src/compiler/frame.cc
diff --git a/src/compiler/frame.cc b/src/compiler/frame.cc
index 7b9a797f5a4d45345233870f49a27c284569bfbf..62e26557b84f7b4ea9ca8a7ed46d3f14b19ec200 100644
--- a/src/compiler/frame.cc
+++ b/src/compiler/frame.cc
@@ -12,9 +12,10 @@ namespace v8 {
 namespace internal {
 namespace compiler {
 
-Frame::Frame(int fixed_frame_size_in_slots)
-    : frame_slot_count_(fixed_frame_size_in_slots),
-      outgoing_parameter_slot_count_(0),
+Frame::Frame(int fixed_frame_size_in_slots, const CallDescriptor* descriptor)
+    : needs_frame_((descriptor != nullptr) &&
+                   descriptor->RequiresFrameAsIncoming()),
+      frame_slot_count_(fixed_frame_size_in_slots),
       callee_saved_slot_count_(0),
       spill_slot_count_(0),
       allocated_registers_(NULL),