[RegisterConfiguration] Streamline access to arch defaults, simplify Registers.

src/objects.cc

Index: src/objects.cc
diff --git a/src/objects.cc b/src/objects.cc
index 1d2ac706b8076f9df1ef40e0201011bb5036376f..23caa40295b6435c4ac6a9fd88e0011ad5494acd 100644
--- a/src/objects.cc
+++ b/src/objects.cc
@@ -14105,14 +14105,18 @@ void DeoptimizationInputData::DeoptimizationInputDataPrint(
 
         case Translation::FLOAT_REGISTER: {
           int reg_code = iterator.Next();
-          os << "{input=" << FloatRegister::from_code(reg_code).ToString()
+          os << "{input="
+             << RegisterConfiguration::Crankshaft()->GetFloatRegisterName(
+                    reg_code)
              << "}";
           break;
         }
 
         case Translation::DOUBLE_REGISTER: {
           int reg_code = iterator.Next();
-          os << "{input=" << DoubleRegister::from_code(reg_code).ToString()
+          os << "{input="
+             << RegisterConfiguration::Crankshaft()->GetDoubleRegisterName(
+                    reg_code)
              << "}";
           break;
         }