--- old/src/cpu/x86/vm/sharedRuntime_x86_32.cpp	Tue Jan 13 17:21:59 2009
+++ new/src/cpu/x86/vm/sharedRuntime_x86_32.cpp	Tue Jan 13 17:21:59 2009
@@ -39,6 +39,8 @@
 RuntimeStub*       SharedRuntime::_resolve_virtual_call_blob;
 RuntimeStub*       SharedRuntime::_resolve_static_call_blob;
 
+const int StackAlignmentInSlots = StackAlignmentInBytes / VMRegImpl::stack_slot_size;
+
 class RegisterSaver {
   enum { FPU_regs_live = 8 /*for the FPU stack*/+8/*eight more for XMM registers*/ };
   // Capture info about frame layout
@@ -1299,8 +1301,8 @@
 
   // Now compute actual number of stack words we need rounding to make
   // stack properly aligned.
-  stack_slots = round_to(stack_slots, 2 * VMRegImpl::slots_per_word);
-
+  stack_slots = round_to(stack_slots, StackAlignmentInSlots);
+  
   int stack_size = stack_slots * VMRegImpl::stack_slot_size;
 
   intptr_t start = (intptr_t)__ pc();