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8077618: Move rtmLocking.cpp to shared directory

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Reviewed-by: dholmes, kvn
This commit is contained in:
Goetz Lindenmaier 2015-04-13 18:49:59 -07:00
parent cd3cc29559
commit af1efee490
3 changed files with 23 additions and 10 deletions
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17
hotspot/src/share/vm/utilities/globalDefinitions.hpp
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@ -407,14 +407,6 @@ const uint64_t KlassEncodingMetaspaceMax = (uint64_t(max_juint) + 1) << LogKlas
// Machine dependent stuff
#if defined(X86) && defined(COMPILER2) && !defined(JAVASE_EMBEDDED)
// Include Restricted Transactional Memory lock eliding optimization
#define INCLUDE_RTM_OPT 1
#define RTM_OPT_ONLY(code) code
#else
#define INCLUDE_RTM_OPT 0
#define RTM_OPT_ONLY(code)
#endif
// States of Restricted Transactional Memory usage.
enum RTMState {
NoRTM = 0x2, // Don't use RTM
@ -446,6 +438,15 @@ enum RTMState {
# include "globalDefinitions_aarch64.hpp"
#endif
#ifndef INCLUDE_RTM_OPT
#define INCLUDE_RTM_OPT 0
#endif
#if INCLUDE_RTM_OPT
#define RTM_OPT_ONLY(code) code
#else
#define RTM_OPT_ONLY(code)
#endif
// To assure the IRIW property on processors that are not multiple copy
// atomic, sync instructions must be issued between volatile reads to
// assure their ordering, instead of after volatile stores.