PPC: Use register arguments for RestParamAccessStub

src/full-codegen/ppc/full-codegen-ppc.cc

 // Copyright 2014 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #if V8_TARGET_ARCH_PPC
 
 #include "src/ast/scopes.h"
 #include "src/code-factory.h"
 #include "src/code-stubs.h"
 #include "src/codegen.h"
@@ skipping 255 matching lines @@
 
   // Possibly allocate RestParameters
   int rest_index;
   Variable* rest_param = scope()->rest_parameter(&rest_index);
   if (rest_param) {
     Comment cmnt(masm_, "[ Allocate rest parameter array");
 
     int num_parameters = info->scope()->num_parameters();
     int offset = num_parameters * kPointerSize;
 
-    __ addi(r6, fp, Operand(StandardFrameConstants::kCallerSPOffset + offset));
-    __ LoadSmiLiteral(r5, Smi::FromInt(num_parameters));
-    __ LoadSmiLiteral(r4, Smi::FromInt(rest_index));
-    __ LoadSmiLiteral(r3, Smi::FromInt(language_mode()));
-    __ Push(r6, r5, r4, r3);
+    __ LoadSmiLiteral(RestParamAccessDescriptor::parameter_count(),
+                      Operand(Smi::FromInt(num_parameters)));
+    __ addi(RestParamAccessDescriptor::parameter_pointer(), fp,
+            Operand(StandardFrameConstants::kCallerSPOffset + offset));
+    __ LoadSmiLiteral(RestParamAccessDescriptor::rest_parameter_index(),
+                      Operand(Smi::FromInt(rest_index)));
+    __ LoadSmiLiteral(RestParamAccessDescriptor::language_mode(),
+                      Operand(Smi::FromInt(language_mode())));
+    DCHECK(r4.is(RestParamAccessDescriptor::language_mode()));
     function_in_register_r4 = false;
 
     RestParamAccessStub stub(isolate());
     __ CallStub(&stub);
 
     SetVar(rest_param, r3, r4, r5);
   }
 
   Variable* arguments = scope()->arguments();
   if (arguments != NULL) {
@@ skipping 4568 matching lines @@
     return ON_STACK_REPLACEMENT;
   }
 
   DCHECK(interrupt_address ==
          isolate->builtins()->OsrAfterStackCheck()->entry());
   return OSR_AFTER_STACK_CHECK;
 }
 }  // namespace internal
 }  // namespace v8
 #endif  // V8_TARGET_ARCH_PPC