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8055494: Add C2 x86 intrinsic for BigInteger::multiplyToLen() method

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Add new C2 intrinsic for BigInteger::multiplyToLen() on x86 in 64-bit VM.

Reviewed-by: roland
This commit is contained in:
Vladimir Kozlov 2014-09-02 12:48:45 -07:00
parent 8b93fb04cd
commit b9e949183d
19 changed files with 1062 additions and 22 deletions
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4
hotspot/src/share/vm/runtime/stubRoutines.hpp
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@ -202,6 +202,8 @@ class StubRoutines: AllStatic {
static address _updateBytesCRC32;
static address _crc_table_adr;
static address _multiplyToLen;
// 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
@ -358,6 +360,8 @@ class StubRoutines: AllStatic {
static address updateBytesCRC32() { return _updateBytesCRC32; }
static address crc_table_addr() { return _crc_table_adr; }
static address multiplyToLen() {return _multiplyToLen; }
static address select_fill_function(BasicType t, bool aligned, const char* &name);
static address zero_aligned_words() { return _zero_aligned_words; }