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diff src/share/vm/opto/opcodes.hpp @ 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
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--- a/src/share/vm/opto/opcodes.hpp	Fri Apr 11 09:56:35 2008 -0400
+++ b/src/share/vm/opto/opcodes.hpp	Sun Apr 13 17:43:42 2008 -0400
@@ -27,6 +27,7 @@
 enum Opcodes {
   Op_Node = 0,
   macro(Set)                    // Instruction selection match rule
+  macro(RegN)                   // Machine narrow oop register
   macro(RegI)                   // Machine integer register
   macro(RegP)                   // Machine pointer register
   macro(RegF)                   // Machine float   register