diff --git a/src/hotspot/cpu/ppc/gc/g1/g1BarrierSetAssembler_ppc.hpp b/src/hotspot/cpu/ppc/gc/g1/g1BarrierSetAssembler_ppc.hpp
index 71ac08e..da9ea70 100644
--- a/src/hotspot/cpu/ppc/gc/g1/g1BarrierSetAssembler_ppc.hpp
+++ b/src/hotspot/cpu/ppc/gc/g1/g1BarrierSetAssembler_ppc.hpp
@@ -29,6 +29,11 @@
 #include "asm/macroAssembler.hpp"
 #include "gc/shared/modRefBarrierSetAssembler.hpp"
 
+class LIR_Assembler;
+class StubAssembler;
+class G1PreBarrierStub;
+class G1PostBarrierStub;
+
 class G1BarrierSetAssembler: public ModRefBarrierSetAssembler {
 protected:
   virtual void gen_write_ref_array_pre_barrier(MacroAssembler* masm, DecoratorSet decorators, Register from, Register to, Register count,
@@ -45,6 +50,12 @@ protected:
                             Register tmp1, Register tmp2, Register tmp3, bool needs_frame);
 
 public:
+  void gen_g1_pre_barrier_stub(LIR_Assembler* ce, G1PreBarrierStub* stub);
+  void gen_g1_post_barrier_stub(LIR_Assembler* ce, G1PostBarrierStub* stub);
+
+  void generate_c1_pre_barrier_runtime_stub(StubAssembler* sasm);
+  void generate_c1_post_barrier_runtime_stub(StubAssembler* sasm);
+
   virtual void load_at(MacroAssembler* masm, DecoratorSet decorators, BasicType type,
                        Register base, RegisterOrConstant ind_or_offs, Register dst,
                        Register tmp1, Register tmp2, bool needs_frame, Label *is_null = NULL);