Preview of a first step towards unification of hydrogen calls

src/isolate.cc

Index: src/isolate.cc
diff --git a/src/isolate.cc b/src/isolate.cc
index a0dd958fce449ff98943342262383b88a5a7f5e5..f567912c15a7566897965a1ccb7d5e7db9d98a86 100644
--- a/src/isolate.cc
+++ b/src/isolate.cc
@@ -1551,6 +1551,7 @@ Isolate::Isolate()
       regexp_stack_(NULL),
       date_cache_(NULL),
       code_stub_interface_descriptors_(NULL),
+      call_descriptors_(NULL),
       // TODO(bmeurer) Initialized lazily because it depends on flags; can
       // be fixed once the default isolate cleanup is done.
       random_number_generator_(NULL),
@@ -1759,6 +1760,9 @@ Isolate::~Isolate() {
   delete[] code_stub_interface_descriptors_;
   code_stub_interface_descriptors_ = NULL;
 
+  delete[]call_descriptors_;

[Toon Verwaest, 2013/12/18 16:11:41]

nit: space after [].

[Jarin, 2013/12/30 15:15:47]

Done.

+  call_descriptors_ = NULL;
+
   delete regexp_stack_;
   regexp_stack_ = NULL;
 
@@ -1952,6 +1956,8 @@ bool Isolate::Init(Deserializer* des) {
   date_cache_ = new DateCache();
   code_stub_interface_descriptors_ =
       new CodeStubInterfaceDescriptor[CodeStub::NUMBER_OF_IDS];
+  call_descriptors_ =
+      new CodeStubInterfaceDescriptor[NUMBER_OF_CALL_DESCRIPTORS];
   cpu_profiler_ = new CpuProfiler(this);
   heap_profiler_ = new HeapProfiler(heap());
 
@@ -2112,6 +2118,8 @@ bool Isolate::Init(Deserializer* des) {
     NewStringAddStub::InstallDescriptors(this);
   }
 
+  CallDescriptors::InitializeForIsolate(this);
+
   initialized_from_snapshot_ = (des != NULL);
 
   return true;
@@ -2289,6 +2297,13 @@ CodeStubInterfaceDescriptor*
 }
 
 
+CodeStubInterfaceDescriptor*
+    Isolate::call_descriptor(CallDescriptorKey index) {
+  ASSERT(0 <= index && index < NUMBER_OF_CALL_DESCRIPTORS);
+  return &call_descriptors_[index];
+}
+
+
 Object* Isolate::FindCodeObject(Address a) {
   return inner_pointer_to_code_cache()->GcSafeFindCodeForInnerPointer(a);
 }