--- a/hotspot/src/cpu/x86/vm/assembler_x86.cpp	Fri Mar 27 13:47:33 2015 +0100
+++ b/hotspot/src/cpu/x86/vm/assembler_x86.cpp	Wed Apr 01 18:07:50 2015 -0700
@@ -3359,6 +3359,20 @@
 
 
 // Integer vector arithmetic
+void Assembler::vphaddw(XMMRegister dst, XMMRegister nds, XMMRegister src, bool vector256) {
+  assert(VM_Version::supports_avx() && !vector256 || VM_Version::supports_avx2(), "256 bit integer vectors requires AVX2");
+  int encode = vex_prefix_and_encode(dst, nds, src, VEX_SIMD_66, vector256, VEX_OPCODE_0F_38);
+  emit_int8(0x01);
+  emit_int8((unsigned char)(0xC0 | encode));
+}
+
+void Assembler::vphaddd(XMMRegister dst, XMMRegister nds, XMMRegister src, bool vector256) {
+  assert(VM_Version::supports_avx() && !vector256 || VM_Version::supports_avx2(), "256 bit integer vectors requires AVX2");
+  int encode = vex_prefix_and_encode(dst, nds, src, VEX_SIMD_66, vector256, VEX_OPCODE_0F_38);
+  emit_int8(0x02);
+  emit_int8((unsigned char)(0xC0 | encode));
+}
+
 void Assembler::paddb(XMMRegister dst, XMMRegister src) {
   NOT_LP64(assert(VM_Version::supports_sse2(), ""));
   emit_simd_arith(0xFC, dst, src, VEX_SIMD_66);
@@ -3379,6 +3393,20 @@
   emit_simd_arith(0xD4, dst, src, VEX_SIMD_66);
 }
 
+void Assembler::phaddw(XMMRegister dst, XMMRegister src) {
+  NOT_LP64(assert(VM_Version::supports_sse3(), ""));
+  int encode = simd_prefix_and_encode(dst, dst, src, VEX_SIMD_66, VEX_OPCODE_0F_38);
+  emit_int8(0x01);
+  emit_int8((unsigned char)(0xC0 | encode));
+}
+
+void Assembler::phaddd(XMMRegister dst, XMMRegister src) {
+  NOT_LP64(assert(VM_Version::supports_sse3(), ""));
+  int encode = simd_prefix_and_encode(dst, dst, src, VEX_SIMD_66, VEX_OPCODE_0F_38);
+  emit_int8(0x02);
+  emit_int8((unsigned char)(0xC0 | encode));
+}
+
 void Assembler::vpaddb(XMMRegister dst, XMMRegister nds, XMMRegister src, bool vector256) {
   assert(VM_Version::supports_avx() && !vector256 || VM_Version::supports_avx2(), "256 bit integer vectors requires AVX2");
   emit_vex_arith(0xFC, dst, nds, src, VEX_SIMD_66, vector256);
@@ -3804,6 +3832,17 @@
   emit_int8(0x01);
 }
 
+void Assembler::vextractf128h(XMMRegister dst, XMMRegister src) {
+  assert(VM_Version::supports_avx(), "");
+  bool vector256 = true;
+  int encode = vex_prefix_and_encode(src, xnoreg, dst, VEX_SIMD_66, vector256, VEX_OPCODE_0F_3A);
+  emit_int8(0x19);
+  emit_int8((unsigned char)(0xC0 | encode));
+  // 0x00 - insert into lower 128 bits
+  // 0x01 - insert into upper 128 bits
+  emit_int8(0x01);
+}
+
 void Assembler::vextractf128h(Address dst, XMMRegister src) {
   assert(VM_Version::supports_avx(), "");
   InstructionMark im(this);