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diff src/share/vm/gc_implementation/parallelScavenge/psPromotionLAB.cpp @ 113:ba764ed4b6f2

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6420645: Create a vm that uses compressed oops for up to 32gb heapsizes Summary: Compressed oops in instances, arrays, and headers. Code contributors are coleenp, phh, never, swamyv Reviewed-by: jmasa, kamg, acorn, tbell, kvn, rasbold
author coleenp
date Sun, 13 Apr 2008 17:43:42 -0400
parents a61af66fc99e
children d1605aabd0a1
line wrap: on
line diff
--- a/src/share/vm/gc_implementation/parallelScavenge/psPromotionLAB.cpp	Fri Apr 11 09:56:35 2008 -0400
+++ b/src/share/vm/gc_implementation/parallelScavenge/psPromotionLAB.cpp	Sun Apr 13 17:43:42 2008 -0400
@@ -25,7 +25,7 @@
 #include "incls/_precompiled.incl"
 #include "incls/_psPromotionLAB.cpp.incl"
 
-const size_t PSPromotionLAB::filler_header_size = align_object_size(typeArrayOopDesc::header_size(T_INT));
+size_t PSPromotionLAB::filler_header_size;
 
 // This is the shared initialization code. It sets up the basic pointers,
 // and allows enough extra space for a filler object. We call a virtual
@@ -41,6 +41,10 @@
   set_end(end);
   set_top(bottom);
 
+  // Initialize after VM starts up because header_size depends on compressed
+  // oops.
+  filler_header_size = align_object_size(typeArrayOopDesc::header_size(T_INT));
+
   // We can be initialized to a zero size!
   if (free() > 0) {
     if (ZapUnusedHeapArea) {