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8081778: Use Intel x64 CPU instructions for RSA acceleration

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Add intrinsics for BigInteger squareToLen and mulAdd methods.

Reviewed-by: kvn, jrose
This commit is contained in:
Vladimir Kozlov 2015-06-03 15:02:10 -07:00
parent 7d22d69e0a
commit 93d1573c5e
18 changed files with 1077 additions and 2 deletions
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4
hotspot/src/share/vm/runtime/stubRoutines.hpp
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@ -197,6 +197,8 @@ class StubRoutines: AllStatic {
static address _crc_table_adr;
static address _multiplyToLen;
static address _squareToLen;
static address _mulAdd;
// These are versions of the java.lang.Math methods which perform
// the same operations as the intrinsic version. They are used for
@ -356,6 +358,8 @@ class StubRoutines: AllStatic {
static address crc_table_addr() { return _crc_table_adr; }
static address multiplyToLen() {return _multiplyToLen; }
static address squareToLen() {return _squareToLen; }
static address mulAdd() {return _mulAdd; }
static address select_fill_function(BasicType t, bool aligned, const char* &name);