[types] Use unified integral representation bits.

src/interface-descriptors.cc

Index: src/interface-descriptors.cc
diff --git a/src/interface-descriptors.cc b/src/interface-descriptors.cc
index 1af3cec41825fdbf9ec5c1f093cc0928f10a6ff3..297722c25576fd825c60537bedb34a0c579e7404 100644
--- a/src/interface-descriptors.cc
+++ b/src/interface-descriptors.cc
@@ -14,8 +14,8 @@ Type* SmiType(Zone* zone) {
 }
 
 
-Type* UntaggedSigned32(Zone* zone) {
-  return Type::Intersect(Type::Signed32(), Type::UntaggedSigned32(), zone);
+Type* UntaggedIntegral32(Zone* zone) {
+  return Type::Intersect(Type::Signed32(), Type::UntaggedIntegral32(), zone);
 }
 
 
@@ -150,7 +150,7 @@ LoadGlobalViaContextDescriptor::BuildCallInterfaceDescriptorFunctionType(
   Zone* zone = isolate->interface_descriptor_zone();
   Type::FunctionType* function =
       Type::FunctionType::New(AnyTagged(zone), Type::Undefined(), 1, zone);
-  function->InitParameter(0, UntaggedSigned32(zone));
+  function->InitParameter(0, UntaggedIntegral32(zone));
   return function;
 }
 
@@ -168,7 +168,7 @@ StoreGlobalViaContextDescriptor::BuildCallInterfaceDescriptorFunctionType(
   Zone* zone = isolate->interface_descriptor_zone();
   Type::FunctionType* function =
       Type::FunctionType::New(AnyTagged(zone), Type::Undefined(), 2, zone);
-  function->InitParameter(0, UntaggedSigned32(zone));
+  function->InitParameter(0, UntaggedIntegral32(zone));
   function->InitParameter(1, AnyTagged(zone));
   return function;
 }
@@ -422,7 +422,7 @@ CallTrampolineDescriptor::BuildCallInterfaceDescriptorFunctionType(
       Type::FunctionType::New(AnyTagged(zone), Type::Undefined(), 2, zone);
   function->InitParameter(0, AnyTagged(zone));  // target
   function->InitParameter(
-      1, UntaggedSigned32(zone));  // actual number of arguments
+      1, UntaggedIntegral32(zone));  // actual number of arguments
   return function;
 }
 
@@ -460,7 +460,7 @@ ArrayConstructorDescriptor::BuildCallInterfaceDescriptorFunctionType(
       Type::FunctionType::New(AnyTagged(zone), Type::Undefined(), 3, zone);
   function->InitParameter(0, Type::Receiver());  // JSFunction
   function->InitParameter(1, AnyTagged(zone));
-  function->InitParameter(2, UntaggedSigned32(zone));
+  function->InitParameter(2, UntaggedIntegral32(zone));
   return function;
 }
 
@@ -472,7 +472,7 @@ InternalArrayConstructorDescriptor::BuildCallInterfaceDescriptorFunctionType(
   Type::FunctionType* function =
       Type::FunctionType::New(AnyTagged(zone), Type::Undefined(), 2, zone);
   function->InitParameter(0, Type::Receiver());  // JSFunction
-  function->InitParameter(1, UntaggedSigned32(zone));
+  function->InitParameter(1, UntaggedIntegral32(zone));
   return function;
 }
 
@@ -485,10 +485,10 @@ ArgumentAdaptorDescriptor::BuildCallInterfaceDescriptorFunctionType(
       Type::FunctionType::New(AnyTagged(zone), Type::Undefined(), 3, zone);
   function->InitParameter(0, Type::Receiver());    // JSFunction
   function->InitParameter(
-      1, UntaggedSigned32(zone));  // actual number of arguments
+      1, UntaggedIntegral32(zone));  // actual number of arguments
   function->InitParameter(
       2,
-      UntaggedSigned32(zone));  // expected number of arguments
+      UntaggedIntegral32(zone));  // expected number of arguments
   return function;
 }
 
@@ -504,7 +504,7 @@ ApiFunctionDescriptor::BuildCallInterfaceDescriptorFunctionType(
   function->InitParameter(2, AnyTagged(zone));        // holder
   function->InitParameter(3, ExternalPointer(zone));  // api_function_address
   function->InitParameter(
-      4, UntaggedSigned32(zone));  // actual number of arguments
+      4, UntaggedIntegral32(zone));  // actual number of arguments
   return function;
 }