--- a/hotspot/src/share/vm/opto/generateOptoStub.cpp Fri Jan 25 16:09:14 2013 -0800
+++ b/hotspot/src/share/vm/opto/generateOptoStub.cpp Fri Jan 25 16:50:33 2013 -0800
@@ -88,12 +88,12 @@
thread,
in_bytes(JavaThread::frame_anchor_offset()) +
in_bytes(JavaFrameAnchor::last_Java_pc_offset()));
-#if defined(SPARC) || defined(IA64)
+#if defined(SPARC)
Node* adr_flags = basic_plus_adr(top(),
thread,
in_bytes(JavaThread::frame_anchor_offset()) +
in_bytes(JavaFrameAnchor::flags_offset()));
-#endif /* defined(SPARC) || defined(IA64) */
+#endif /* defined(SPARC) */
// Drop in the last_Java_sp. last_Java_fp is not touched.
@@ -102,10 +102,8 @@
// users will look at the other fields.
//
Node *adr_sp = basic_plus_adr(top(), thread, in_bytes(JavaThread::last_Java_sp_offset()));
-#ifndef IA64
Node *last_sp = basic_plus_adr(top(), frameptr(), (intptr_t) STACK_BIAS);
store_to_memory(NULL, adr_sp, last_sp, T_ADDRESS, NoAlias);
-#endif
// Set _thread_in_native
// The order of stores into TLS is critical! Setting _thread_in_native MUST
@@ -210,19 +208,12 @@
//-----------------------------
// Clear last_Java_sp
-#ifdef IA64
- if( os::is_MP() ) insert_mem_bar(Op_MemBarRelease);
-#endif
-
store_to_memory(NULL, adr_sp, null(), T_ADDRESS, NoAlias);
-#ifdef IA64
- if (os::is_MP() && UseMembar) insert_mem_bar(new MemBarVolatileNode());
-#endif // def IA64
// Clear last_Java_pc and (optionally)_flags
store_to_memory(NULL, adr_last_Java_pc, null(), T_ADDRESS, NoAlias);
-#if defined(SPARC) || defined(IA64)
+#if defined(SPARC)
store_to_memory(NULL, adr_flags, intcon(0), T_INT, NoAlias);
-#endif /* defined(SPARC) || defined(IA64) */
+#endif /* defined(SPARC) */
#ifdef IA64
Node* adr_last_Java_fp = basic_plus_adr(top(), thread, in_bytes(JavaThread::last_Java_fp_offset()));
if( os::is_MP() ) insert_mem_bar(Op_MemBarRelease);