diff --git a/hotspot/src/cpu/sparc/vm/globalDefinitions_sparc.hpp b/hotspot/src/cpu/sparc/vm/globalDefinitions_sparc.hpp
index ddda08068bd..ba6d99cd8ea 100644
--- a/hotspot/src/cpu/sparc/vm/globalDefinitions_sparc.hpp
+++ b/hotspot/src/cpu/sparc/vm/globalDefinitions_sparc.hpp
@@ -32,7 +32,7 @@ const int StackAlignmentInBytes = (2*wordSize);
 
 // Indicates whether the C calling conventions require that
 // 32-bit integer argument values are extended to 64 bits.
-const bool CCallingConventionRequiresIntsAsLongs = false;
+const bool CCallingConventionRequiresIntsAsLongs = true;
 
 #define SUPPORTS_NATIVE_CX8
 
diff --git a/hotspot/src/share/vm/runtime/sharedRuntime.hpp b/hotspot/src/share/vm/runtime/sharedRuntime.hpp
index eb9797f26f5..02824bb485d 100644
--- a/hotspot/src/share/vm/runtime/sharedRuntime.hpp
+++ b/hotspot/src/share/vm/runtime/sharedRuntime.hpp
@@ -388,16 +388,6 @@ class SharedRuntime: AllStatic {
   static int c_calling_convention(const BasicType *sig_bt, VMRegPair *regs, VMRegPair *regs2,
                                   int total_args_passed);
 
-  // Compute the new number of arguments in the signature if 32 bit ints
-  // must be converted to longs. Needed if CCallingConventionRequiresIntsAsLongs
-  // is true.
-  static int  convert_ints_to_longints_argcnt(int in_args_count, BasicType* in_sig_bt);
-  // Adapt a method's signature if it contains 32 bit integers that must
-  // be converted to longs. Needed if CCallingConventionRequiresIntsAsLongs
-  // is true.
-  static void convert_ints_to_longints(int i2l_argcnt, int& in_args_count,
-                                       BasicType*& in_sig_bt, VMRegPair*& in_regs);
-
   static size_t trampoline_size();
 
   static void generate_trampoline(MacroAssembler *masm, address destination);