hg: jdk8u/hs-dev/hotspot: 8055069: TSX and RTM should be deprecated more strongly until hardware is corrected
vladimir.kozlov at oracle.com
vladimir.kozlov at oracle.com
Fri Aug 29 23:47:09 UTC 2014
Changeset: 999824269b71
Author: kvn
Date: 2014-08-22 12:03 -0700
URL: http://hg.openjdk.java.net/jdk8u/hs-dev/hotspot/rev/999824269b71
8055069: TSX and RTM should be deprecated more strongly until hardware is corrected
Summary: Require to specify UnlockExperimentalVMOptions flag together with UseRTMLocking flag on un-patched systems where CPUID allows it but is unsupported otherwise.
Reviewed-by: iveresov, fzhinkin
! src/cpu/x86/vm/vm_version_x86.cpp
! src/cpu/x86/vm/vm_version_x86.hpp
! test/compiler/rtm/cli/TestUseRTMDeoptOptionOnSupportedConfig.java
! test/compiler/rtm/cli/TestUseRTMLockingOptionOnSupportedConfig.java
! test/compiler/rtm/cli/TestUseRTMLockingOptionWithBiasedLocking.java
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