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7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32

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Add intrinsics using new instruction to interpreter, C1, C2, for suitable x86; add test

Reviewed-by: kvn, twisti
This commit is contained in:
David Chase 2013-07-02 20:42:12 -04:00
parent 386e37ba15
commit 9a359984c2
41 changed files with 1487 additions and 173 deletions
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3
hotspot/src/share/vm/runtime/globals.hpp
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@ -644,6 +644,9 @@ class CommandLineFlags {
product(bool, UseAESIntrinsics, false, \
"use intrinsics for AES versions of crypto") \
\
product(bool, UseCRC32Intrinsics, false, \
"use intrinsics for java.util.zip.CRC32") \
\
develop(bool, TraceCallFixup, false, \
"traces all call fixups") \
\