PPC: [stubs] Convert Internal/ArraySingleArgumentsConstructor to a TurboFan stub

Port 02c8b6f7

R=danno@chromium.org, joransiu@ca.ibm.com, jyan@ca.ibm.com, michael_dawson@ca.ibm.com, mbrandy@us.ibm.com

BUG=chromium:608675
LOG=N

Review-Url: https://codereview.chromium.org/2005753005
Cr-Commit-Position: refs/heads/master@{#36481}

src/ppc/code-stubs-ppc.cc

@@ -54,12 +54,6 @@ static void InitializeInternalArrayConstructorDescriptor(
 }
 
 
-void ArraySingleArgumentConstructorStub::InitializeDescriptor(
-    CodeStubDescriptor* descriptor) {
-  InitializeArrayConstructorDescriptor(isolate(), descriptor, 1);
-}
-
-
 void ArrayNArgumentsConstructorStub::InitializeDescriptor(
     CodeStubDescriptor* descriptor) {
   InitializeArrayConstructorDescriptor(isolate(), descriptor, -1);
@@ -71,11 +65,6 @@ void FastArrayPushStub::InitializeDescriptor(CodeStubDescriptor* descriptor) {
   descriptor->Initialize(r3, deopt_handler, -1, JS_FUNCTION_STUB_MODE);
 }
 
-void InternalArraySingleArgumentConstructorStub::InitializeDescriptor(
-    CodeStubDescriptor* descriptor) {
-  InitializeInternalArrayConstructorDescriptor(isolate(), descriptor, 1);
-}
-
 
 void InternalArrayNArgumentsConstructorStub::InitializeDescriptor(
     CodeStubDescriptor* descriptor) {

src/ppc/interface-descriptors-ppc.cc

@@ -251,14 +251,14 @@ void ArrayNoArgumentConstructorDescriptor::InitializePlatformSpecific(
   data->InitializePlatformSpecific(arraysize(registers), registers);
 }
 
-void ArrayConstructorConstantArgCountDescriptor::InitializePlatformSpecific(
+void ArraySingleArgumentConstructorDescriptor::InitializePlatformSpecific(
     CallInterfaceDescriptorData* data) {
   // register state
   // r3 -- number of arguments
   // r4 -- function
   // r5 -- allocation site with elements kind
-  Register registers[] = {r4, r5};
-  data->InitializePlatformSpecific(arraysize(registers), registers);
+  Register registers[] = {r4, r5, r3};
+  data->InitializePlatformSpecific(arraysize(registers), registers, NULL);
 }
 
 
@@ -270,16 +270,6 @@ void ArrayConstructorDescriptor::InitializePlatformSpecific(
 }
 
 
-void InternalArrayConstructorConstantArgCountDescriptor::
-    InitializePlatformSpecific(CallInterfaceDescriptorData* data) {
-  // register state
-  // r3 -- number of arguments
-  // r4 -- constructor function
-  Register registers[] = {r4};
-  data->InitializePlatformSpecific(arraysize(registers), registers);
-}
-
-
 void InternalArrayConstructorDescriptor::InitializePlatformSpecific(
     CallInterfaceDescriptorData* data) {
   // stack param count needs (constructor pointer, and single argument)