8207240: AARCH64: C2-only VM does not build

Reviewed-by: shade
Contributed-by: aleksei.voitylov@bell-sw.com

src/hotspot/cpu/aarch64/gc/g1/g1BarrierSetAssembler_aarch64.cpp

@@ -24,9 +24,6 @@
 
 #include "precompiled.hpp"
 #include "asm/macroAssembler.inline.hpp"
-#include "c1/c1_LIRAssembler.hpp"
-#include "c1/c1_MacroAssembler.hpp"
-#include "gc/g1/c1/g1BarrierSetC1.hpp"
 #include "gc/g1/g1BarrierSet.hpp"
 #include "gc/g1/g1BarrierSetAssembler.hpp"
 #include "gc/g1/g1BarrierSetRuntime.hpp"
@@ -38,6 +35,11 @@
 #include "runtime/thread.hpp"
 #include "interpreter/interp_masm.hpp"
 #include "runtime/sharedRuntime.hpp"
+#ifdef COMPILER1
+#include "c1/c1_LIRAssembler.hpp"
+#include "c1/c1_MacroAssembler.hpp"
+#include "gc/g1/c1/g1BarrierSetC1.hpp"
+#endif
 
 #define __ masm->