provides a mechanism for optimizing compilers to select the different Register configuration.

src/arm64/deoptimizer-arm64.cc

Index: src/arm64/deoptimizer-arm64.cc
diff --git a/src/arm64/deoptimizer-arm64.cc b/src/arm64/deoptimizer-arm64.cc
index 60409f6d267e0268e039ef62f9813979227c4081..19ee123b369b42bdd33979526702e34daf677d82 100644
--- a/src/arm64/deoptimizer-arm64.cc
+++ b/src/arm64/deoptimizer-arm64.cc
@@ -125,7 +125,8 @@ void Deoptimizer::TableEntryGenerator::Generate() {
   // Save all allocatable floating point registers.
   CPURegList saved_fp_registers(
       CPURegister::kFPRegister, kDRegSizeInBits,
-      RegisterConfiguration::ArchDefault()->allocatable_double_codes_mask());
+      RegisterConfiguration::ArchDefault(RegisterConfiguration::CRANKSHAFT)
+          ->allocatable_double_codes_mask());
   __ PushCPURegList(saved_fp_registers);
 
   // We save all the registers expcept jssp, sp and lr.