MIPS: This is a preview of a first step towards unification of the hydrogen call machinery.

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 1698c6ccb4d37c0ef2b066137a752cb88d782853..54f9492ff2e4fda3659d5b8e78adbf5c17651090 100644
--- a/src/mips/code-stubs-mips.cc
+++ b/src/mips/code-stubs-mips.cc
@@ -362,6 +362,56 @@ void NewStringAddStub::InitializeInterfaceDescriptor(
 }
 
 
+void CallDescriptors::InitializeForIsolate(Isolate* isolate) {
+  {
+    CallInterfaceDescriptor* descriptor =
+        isolate->call_descriptor(Isolate::ArgumentAdaptorCall);
+    static Register registers[] = { a1,  // JSFunction
+                                    cp,  // context
+                                    a0,  // actual number of arguments
+                                    a2,  // expected number of arguments
+    };
+    static Representation representations[] = {
+        Representation::Tagged(),     // JSFunction
+        Representation::Tagged(),     // context
+        Representation::Integer32(),  // actual number of arguments
+        Representation::Integer32(),  // expected number of arguments
+    };
+    descriptor->register_param_count_ = 4;
+    descriptor->register_params_ = registers;
+    descriptor->param_representations_ = representations;
+  }
+  {
+    CallInterfaceDescriptor* descriptor =
+        isolate->call_descriptor(Isolate::KeyedCall);
+    static Register registers[] = { cp,  // context
+                                    a2,  // key
+    };
+    static Representation representations[] = {
+        Representation::Tagged(),     // context
+        Representation::Tagged(),     // key
+    };
+    descriptor->register_param_count_ = 2;
+    descriptor->register_params_ = registers;
+    descriptor->param_representations_ = representations;
+  }
+  {
+    CallInterfaceDescriptor* descriptor =
+        isolate->call_descriptor(Isolate::NamedCall);
+    static Register registers[] = { cp,  // context
+                                    a2,  // name
+    };
+    static Representation representations[] = {
+        Representation::Tagged(),     // context
+        Representation::Tagged(),     // name
+    };
+    descriptor->register_param_count_ = 2;
+    descriptor->register_params_ = registers;
+    descriptor->param_representations_ = representations;
+  }
+}
+
+
 #define __ ACCESS_MASM(masm)
 
 
@@ -3362,7 +3412,7 @@ void CallFunctionStub::Generate(MacroAssembler* masm) {
   __ push(a1);  // Put proxy as additional argument.
   __ li(a0, Operand(argc_ + 1, RelocInfo::NONE32));
   __ li(a2, Operand(0, RelocInfo::NONE32));
-  __ GetBuiltinEntry(a3, Builtins::CALL_FUNCTION_PROXY);
+  __ GetBuiltinFunction(a1, Builtins::CALL_FUNCTION_PROXY);
   {
     Handle<Code> adaptor =
       masm->isolate()->builtins()->ArgumentsAdaptorTrampoline();
@@ -3375,7 +3425,7 @@ void CallFunctionStub::Generate(MacroAssembler* masm) {
   __ sw(a1, MemOperand(sp, argc_ * kPointerSize));
   __ li(a0, Operand(argc_));  // Set up the number of arguments.
   __ mov(a2, zero_reg);
-  __ GetBuiltinEntry(a3, Builtins::CALL_NON_FUNCTION);
+  __ GetBuiltinFunction(a1, Builtins::CALL_NON_FUNCTION);
   __ Jump(masm->isolate()->builtins()->ArgumentsAdaptorTrampoline(),
           RelocInfo::CODE_TARGET);
 }
@@ -3411,11 +3461,11 @@ void CallConstructStub::Generate(MacroAssembler* masm) {
   Label do_call;
   __ bind(&slow);
   __ Branch(&non_function_call, ne, a3, Operand(JS_FUNCTION_PROXY_TYPE));
-  __ GetBuiltinEntry(a3, Builtins::CALL_FUNCTION_PROXY_AS_CONSTRUCTOR);
+  __ GetBuiltinFunction(a1, Builtins::CALL_FUNCTION_PROXY_AS_CONSTRUCTOR);
   __ jmp(&do_call);
 
   __ bind(&non_function_call);
-  __ GetBuiltinEntry(a3, Builtins::CALL_NON_FUNCTION_AS_CONSTRUCTOR);
+  __ GetBuiltinFunction(a1, Builtins::CALL_NON_FUNCTION_AS_CONSTRUCTOR);
   __ bind(&do_call);
   // Set expected number of arguments to zero (not changing r0).
   __ li(a2, Operand(0, RelocInfo::NONE32));