--- a/src/hotspot/cpu/x86/assembler_x86.hpp	Thu Sep 26 13:51:43 2019 +0200
+++ b/src/hotspot/cpu/x86/assembler_x86.hpp	Tue Oct 01 11:43:10 2019 +0200
@@ -1856,6 +1856,9 @@
   void sqrtsd(XMMRegister dst, Address src);
   void sqrtsd(XMMRegister dst, XMMRegister src);
 
+  void roundsd(XMMRegister dst, Address src, int32_t rmode);
+  void roundsd(XMMRegister dst, XMMRegister src, int32_t rmode);
+
   // Compute Square Root of Scalar Single-Precision Floating-Point Value
   void sqrtss(XMMRegister dst, Address src);
   void sqrtss(XMMRegister dst, XMMRegister src);
@@ -2020,6 +2023,12 @@
   void vsqrtps(XMMRegister dst, XMMRegister src, int vector_len);
   void vsqrtps(XMMRegister dst, Address src, int vector_len);
 
+  // Round Packed Double precision value.
+  void vroundpd(XMMRegister dst, XMMRegister src, int32_t rmode, int vector_len);
+  void vroundpd(XMMRegister dst, Address src, int32_t rmode, int vector_len);
+  void vrndscalepd(XMMRegister dst,  XMMRegister src,  int32_t rmode, int vector_len);
+  void vrndscalepd(XMMRegister dst, Address src, int32_t rmode, int vector_len);
+
   // Bitwise Logical AND of Packed Floating-Point Values
   void andpd(XMMRegister dst, XMMRegister src);
   void andps(XMMRegister dst, XMMRegister src);