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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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6
hotspot/src/share/vm/runtime/stubRoutines.hpp
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@ -204,6 +204,9 @@ class StubRoutines: AllStatic {
static address _cipherBlockChaining_encryptAESCrypt;
static address _cipherBlockChaining_decryptAESCrypt;
static address _updateBytesCRC32;
static address _crc_table_adr;
// These are versions of the java.lang.Math methods which perform
// the same operations as the intrinsic version. They are used for
// constant folding in the compiler to ensure equivalence. If the
@ -342,6 +345,9 @@ class StubRoutines: AllStatic {
static address cipherBlockChaining_encryptAESCrypt() { return _cipherBlockChaining_encryptAESCrypt; }
static address cipherBlockChaining_decryptAESCrypt() { return _cipherBlockChaining_decryptAESCrypt; }
static address updateBytesCRC32() { return _updateBytesCRC32; }
static address crc_table_addr() { return _crc_table_adr; }
static address select_fill_function(BasicType t, bool aligned, const char* &name);
static address zero_aligned_words() { return _zero_aligned_words; }