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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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11
hotspot/src/share/vm/classfile/vmSymbols.hpp
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@ -771,6 +771,17 @@
do_name( decrypt_name, "decrypt") \
do_signature(byteArray_int_int_byteArray_int_signature, "([BII[BI)V") \
\
/* support for java.util.zip */ \
do_class(java_util_zip_CRC32, "java/util/zip/CRC32") \
do_intrinsic(_updateCRC32, java_util_zip_CRC32, update_name, int2_int_signature, F_SN) \
do_name( update_name, "update") \
do_intrinsic(_updateBytesCRC32, java_util_zip_CRC32, updateBytes_name, updateBytes_signature, F_SN) \
do_name( updateBytes_name, "updateBytes") \
do_signature(updateBytes_signature, "(I[BII)I") \
do_intrinsic(_updateByteBufferCRC32, java_util_zip_CRC32, updateByteBuffer_name, updateByteBuffer_signature, F_SN) \
do_name( updateByteBuffer_name, "updateByteBuffer") \
do_signature(updateByteBuffer_signature, "(IJII)I") \
\
/* support for sun.misc.Unsafe */ \
do_class(sun_misc_Unsafe, "sun/misc/Unsafe") \
\