MIPS: Add infrastructure to automatucally generate IC miss stubs

src/mips/code-stubs-mips.cc

Index: src/mips/code-stubs-mips.cc
diff --git a/src/mips/code-stubs-mips.cc b/src/mips/code-stubs-mips.cc
index 27fd73231a6bd042d7ee235660844e5ac01fbedc..46bf1aeb39feca420a5349508dbbf71d63205f57 100644
--- a/src/mips/code-stubs-mips.cc
+++ b/src/mips/code-stubs-mips.cc
@@ -161,6 +161,30 @@ static void EmitCheckForHeapNumber(MacroAssembler* masm, Register operand,
 }
 
 
+void HydrogenCodeStub::GenerateLightweightMiss(MacroAssembler* masm) {
+  // Update the static counter each time a new code stub is generated.
+  Isolate* isolate = masm->isolate();
+  isolate->counters()->code_stubs()->Increment();
+
+  CodeStubInterfaceDescriptor* descriptor = GetInterfaceDescriptor(isolate);
+  int param_count = descriptor->register_param_count_;
+  {
+    // Call the runtime system in a fresh internal frame.
+    FrameScope scope(masm, StackFrame::INTERNAL);
+    ASSERT(descriptor->register_param_count_ == 0 ||
+           a0.is(descriptor->register_params_[param_count - 1]));
+    // Push arguments
+    for (int i = 0; i < param_count; ++i) {
+      __ push(descriptor->register_params_[i]);
+    }
+    ExternalReference miss = descriptor->miss_handler_;
+    __ CallExternalReference(miss, descriptor->register_param_count_);
+  }
+
+  __ Ret();
+}
+
+
 void ToNumberStub::Generate(MacroAssembler* masm) {
   // The ToNumber stub takes one argument in a0.
   Label check_heap_number, call_builtin;