src/hotspot/cpu/x86/templateInterpreterGenerator_x86_64.cpp

*** 430,458 ****
      if (StubRoutines::dtan() != NULL) {
        __ call(RuntimeAddress(CAST_FROM_FN_PTR(address, StubRoutines::dtan())));
      } else {
        __ call_VM_leaf0(CAST_FROM_FN_PTR(address, SharedRuntime::dtan));
      }
    } else {
-     __ fld_d(Address(rsp, wordSize));
-     switch (kind) {
-     case Interpreter::java_lang_math_abs:
-       __ fabs();
-       break;
-     default:
        ShouldNotReachHere();
      }
  
-     // return double result in xmm0 for interpreter and compilers.
-     __ subptr(rsp, 2*wordSize);
-     // Round to 64bit precision
-     __ fstp_d(Address(rsp, 0));
-     __ movdbl(xmm0, Address(rsp, 0));
-     __ addptr(rsp, 2*wordSize);
-   }
- 
- 
    __ pop(rax);
    __ mov(rsp, r13);
    __ jmp(rax);
  
    return entry_point;
--- 430,447 ----
      if (StubRoutines::dtan() != NULL) {
        __ call(RuntimeAddress(CAST_FROM_FN_PTR(address, StubRoutines::dtan())));
      } else {
        __ call_VM_leaf0(CAST_FROM_FN_PTR(address, SharedRuntime::dtan));
      }
+   } else if (kind == Interpreter::java_lang_math_abs) {
+     assert(StubRoutines::x86::double_sign_mask() != NULL, "not initialized");
+     __ movdbl(xmm0, Address(rsp, wordSize));
+     __ andpd(xmm0, ExternalAddress(StubRoutines::x86::double_sign_mask()));
    } else {
      ShouldNotReachHere();
    }
  
    __ pop(rax);
    __ mov(rsp, r13);
    __ jmp(rax);
  
    return entry_point;