8298225: [AIX] Disable PPC64LE continuations on AIX

Reviewed-by: rrich, mdoerr

Author: Tyler Steele

src/hotspot/cpu/ppc/globals_ppc.hpp

@@ -54,7 +54,7 @@ define_pd_global(intx, StackRedPages,         DEFAULT_STACK_RED_PAGES);
 define_pd_global(intx, StackShadowPages,      DEFAULT_STACK_SHADOW_PAGES);
 define_pd_global(intx, StackReservedPages,    DEFAULT_STACK_RESERVED_PAGES);
 
-define_pd_global(bool,  VMContinuations, true);
+define_pd_global(bool,  VMContinuations, AIX_ONLY(false) NOT_AIX(true));
 
 // Use large code-entry alignment.
 define_pd_global(uintx, CodeCacheSegmentSize,  128);

src/hotspot/cpu/ppc/ppc.ad

@@ -14374,6 +14374,12 @@ instruct safePoint_poll(iRegPdst poll) %{
 
 // Call Java Static Instruction
 
+source %{
+
+#include "runtime/continuation.hpp"
+
+%}
+
 // Schedulable version of call static node.
 instruct CallStaticJavaDirect(method meth) %{
   match(CallStaticJava);