8271567: AArch64: AES Galois CounterMode (GCM) interleaved implementa…

…tion using vector instructions

Reviewed-by: shade, xliu
Backport-of: 4f3b626a36319cbbbbdcb1c02a84486a3d4eddb6

src/hotspot/cpu/aarch64/macroAssembler_aarch64.hpp

@@ -1291,6 +1291,24 @@ class MacroAssembler: public Assembler {
                        Register zlen, Register tmp1, Register tmp2, Register tmp3,
                        Register tmp4, Register tmp5, Register tmp6, Register tmp7);
   void mul_add(Register out, Register in, Register offs, Register len, Register k);
+  void ghash_multiply(FloatRegister result_lo, FloatRegister result_hi,
+                      FloatRegister a, FloatRegister b, FloatRegister a1_xor_a0,
+                      FloatRegister tmp1, FloatRegister tmp2, FloatRegister tmp3);
+  void ghash_reduce(FloatRegister result, FloatRegister lo, FloatRegister hi,
+                    FloatRegister p, FloatRegister z, FloatRegister t1);
+  void ghash_processBlocks_wide(address p, Register state, Register subkeyH,
+                                Register data, Register blocks, int unrolls);
+  void ghash_modmul (FloatRegister result,
+                     FloatRegister result_lo, FloatRegister result_hi, FloatRegister b,
+                     FloatRegister a, FloatRegister vzr, FloatRegister a1_xor_a0, FloatRegister p,
+                     FloatRegister t1, FloatRegister t2, FloatRegister t3);
+
+  void aesenc_loadkeys(Register key, Register keylen);
+  void aesecb_encrypt(Register from, Register to, Register keylen,
+                      FloatRegister data = v0, int unrolls = 1);
+  void aesecb_decrypt(Register from, Register to, Register key, Register keylen);
+  void aes_round(FloatRegister input, FloatRegister subkey);
+
   // ISB may be needed because of a safepoint
   void maybe_isb() { isb(); }