src/cpu/ppc/vm/stubGenerator_ppc.cpp

rev 13550 : 8185979: PPC64: Implement SHA2 intrinsic
Reviewed-by: mdoerr, goetz
Contributed-by: Bruno Rosa <bruno.rosa@eldorado.org.br>, Gustavo Serra Scalet <gustavo.scalet@eldorado.org.br>, Igor Nunes <igor.nunes@eldorado.org.br>, Martin Doerr <martin.doerr@sap.com>

*** 3093,3102 ****
--- 3093,3124 ----
  
      __ blr();
       return start;
    }
  
+   address generate_sha256_implCompress(bool multi_block, const char *name) {
+     assert(UseSHA, "need SHA instructions");
+     StubCodeMark mark(this, "StubRoutines", name);
+     address start = __ function_entry();
+ 
+     __ sha256 (multi_block);
+ 
+     __ blr();
+     return start;
+   }
+ 
+   address generate_sha512_implCompress(bool multi_block, const char *name) {
+     assert(UseSHA, "need SHA instructions");
+     StubCodeMark mark(this, "StubRoutines", name);
+     address start = __ function_entry();
+ 
+     __ sha512 (multi_block);
+ 
+     __ blr();
+     return start;
+   }
+ 
    void generate_arraycopy_stubs() {
      // Note: the disjoint stubs must be generated first, some of
      // the conjoint stubs use them.
  
      // non-aligned disjoint versions
*** 3512,3521 ****
--- 3534,3551 ----
      if (UseAESIntrinsics) {
        StubRoutines::_aescrypt_encryptBlock = generate_aescrypt_encryptBlock();
        StubRoutines::_aescrypt_decryptBlock = generate_aescrypt_decryptBlock();
      }
  
+     if (UseSHA256Intrinsics) {
+       StubRoutines::_sha256_implCompress   = generate_sha256_implCompress(false, "sha256_implCompress");
+       StubRoutines::_sha256_implCompressMB = generate_sha256_implCompress(true,  "sha256_implCompressMB");
+     }
+     if (UseSHA512Intrinsics) {
+       StubRoutines::_sha512_implCompress   = generate_sha512_implCompress(false, "sha512_implCompress");
+       StubRoutines::_sha512_implCompressMB = generate_sha512_implCompress(true, "sha512_implCompressMB");
+     }
    }
  
   public:
    StubGenerator(CodeBuffer* code, bool all) : StubCodeGenerator(code) {
      // replace the standard masm with a special one: