--- old/src/hotspot/cpu/x86/assembler_x86.cpp	2019-05-03 16:36:31.135367003 -0700
+++ new/src/hotspot/cpu/x86/assembler_x86.cpp	2019-05-03 16:36:30.975367008 -0700
@@ -1894,6 +1894,69 @@
   emit_int8((unsigned char)(0xC0 | encode));
 }
 
+void Assembler::pabsb(XMMRegister dst, XMMRegister src) {
+  assert(VM_Version::supports_ssse3(), "");
+  InstructionAttr attributes(AVX_128bit, /* rex_w */ false, /* legacy_mode */ _legacy_mode_bw, /* no_mask_reg */ true, /* uses_vl */ true);
+  int encode = simd_prefix_and_encode(dst, xnoreg, src, VEX_SIMD_66, VEX_OPCODE_0F_38, &attributes);
+  emit_int8(0x1C);
+  emit_int8((unsigned char)(0xC0 | encode));
+}
+
+void Assembler::pabsw(XMMRegister dst, XMMRegister src) {
+  assert(VM_Version::supports_ssse3(), "");
+  InstructionAttr attributes(AVX_128bit, /* rex_w */ false, /* legacy_mode */ _legacy_mode_bw, /* no_mask_reg */ true, /* uses_vl */ true);
+  int encode = simd_prefix_and_encode(dst, xnoreg, src, VEX_SIMD_66, VEX_OPCODE_0F_38, &attributes);
+  emit_int8(0x1D);
+  emit_int8((unsigned char)(0xC0 | encode));
+}
+
+void Assembler::pabsd(XMMRegister dst, XMMRegister src) {
+  assert(VM_Version::supports_ssse3(), "");
+  InstructionAttr attributes(AVX_128bit, /* rex_w */ false, /* legacy_mode */ false, /* no_mask_reg */ true, /* uses_vl */ true);
+  int encode = simd_prefix_and_encode(dst, xnoreg, src, VEX_SIMD_66, VEX_OPCODE_0F_38, &attributes);
+  emit_int8(0x1E);
+  emit_int8((unsigned char)(0xC0 | encode));
+}
+
+void Assembler::vpabsb(XMMRegister dst, XMMRegister src, int vector_len) {
+  assert(vector_len == AVX_128bit? VM_Version::supports_avx() :
+  vector_len == AVX_256bit? VM_Version::supports_avx2() :
+  vector_len == AVX_512bit? VM_Version::supports_avx512bw() : 0, "");
+  InstructionAttr attributes(vector_len, /* rex_w */ false, /* legacy_mode */ _legacy_mode_bw, /* no_mask_reg */ true, /* uses_vl */ true);
+  int encode = vex_prefix_and_encode(dst->encoding(), 0, src->encoding(), VEX_SIMD_66, VEX_OPCODE_0F_38, &attributes);
+  emit_int8((unsigned char)0x1C);
+  emit_int8((unsigned char)(0xC0 | encode));
+}
+
+void Assembler::vpabsw(XMMRegister dst, XMMRegister src, int vector_len) {
+  assert(vector_len == AVX_128bit? VM_Version::supports_avx() :
+  vector_len == AVX_256bit? VM_Version::supports_avx2() :
+  vector_len == AVX_512bit? VM_Version::supports_avx512bw() : 0, "");
+  InstructionAttr attributes(vector_len, /* rex_w */ false, /* legacy_mode */ _legacy_mode_bw, /* no_mask_reg */ true, /* uses_vl */ true);
+  int encode = vex_prefix_and_encode(dst->encoding(), 0, src->encoding(), VEX_SIMD_66, VEX_OPCODE_0F_38, &attributes);
+  emit_int8((unsigned char)0x1D);
+  emit_int8((unsigned char)(0xC0 | encode));
+}
+
+void Assembler::vpabsd(XMMRegister dst, XMMRegister src, int vector_len) {
+  assert(vector_len == AVX_128bit? VM_Version::supports_avx() :
+  vector_len == AVX_256bit? VM_Version::supports_avx2() :
+  vector_len == AVX_512bit? VM_Version::supports_evex() : 0, "");
+  InstructionAttr attributes(vector_len, /* rex_w */ false, /* legacy_mode */ false, /* no_mask_reg */ true, /* uses_vl */ true);
+  int encode = vex_prefix_and_encode(dst->encoding(), 0, src->encoding(), VEX_SIMD_66, VEX_OPCODE_0F_38, &attributes);
+  emit_int8((unsigned char)0x1E);
+  emit_int8((unsigned char)(0xC0 | encode));
+}
+
+void Assembler::evpabsq(XMMRegister dst, XMMRegister src, int vector_len) {
+  assert(UseAVX > 2, "");
+  InstructionAttr attributes(vector_len, /* rex_w */ true, /* legacy_mode */ false, /* no_mask_reg */ true, /* uses_vl */ true);
+  attributes.set_is_evex_instruction();
+  int encode = vex_prefix_and_encode(dst->encoding(), 0, src->encoding(), VEX_SIMD_66, VEX_OPCODE_0F_38, &attributes);
+  emit_int8((unsigned char)0x1F);
+  emit_int8((unsigned char)(0xC0 | encode));
+}
+
 void Assembler::decl(Address dst) {
   // Don't use it directly. Use MacroAssembler::decrement() instead.
   InstructionMark im(this);
@@ -3416,10 +3479,19 @@
   InstructionAttr attributes(vector_len, /* rex_w */ true, /* legacy_mode */ false, /* no_mask_reg */ true, /* uses_vl */ true);
   int encode = vex_prefix_and_encode(dst->encoding(), 0, src->encoding(), VEX_SIMD_66, VEX_OPCODE_0F_3A, &attributes);
   emit_int8(0x00);
-  emit_int8(0xC0 | encode);
+  emit_int8((unsigned char)(0xC0 | encode));
   emit_int8(imm8);
 }
 
+void Assembler::vpermq(XMMRegister dst, XMMRegister nds, XMMRegister src, int vector_len) {
+  assert(UseAVX > 2, "requires AVX512F");
+  InstructionAttr attributes(vector_len, /* rex_w */ true, /* legacy_mode */ false, /* no_mask_reg */ true, /* uses_vl */ true);
+  attributes.set_is_evex_instruction();
+  int encode = vex_prefix_and_encode(dst->encoding(), nds->encoding(), src->encoding(), VEX_SIMD_66, VEX_OPCODE_0F_38, &attributes);
+  emit_int8((unsigned char)0x36);
+  emit_int8((unsigned char)(0xC0 | encode));
+}
+
 void Assembler::vperm2i128(XMMRegister dst,  XMMRegister nds, XMMRegister src, int imm8) {
   assert(VM_Version::supports_avx2(), "");
   InstructionAttr attributes(AVX_256bit, /* rex_w */ false, /* legacy_mode */ true, /* no_mask_reg */ true, /* uses_vl */ false);
@@ -3884,6 +3956,14 @@
   emit_int8((unsigned char)(0xC0 | encode));
 }
 
+void Assembler::pmovsxbw(XMMRegister dst, XMMRegister src) {
+  assert(VM_Version::supports_sse4_1(), "");
+  InstructionAttr attributes(AVX_128bit, /* rex_w */ false, /* legacy_mode */ _legacy_mode_bw, /* no_mask_reg */ true, /* uses_vl */ true);
+  int encode = simd_prefix_and_encode(dst, xnoreg, src, VEX_SIMD_66, VEX_OPCODE_0F_38, &attributes);
+  emit_int8(0x20);
+  emit_int8((unsigned char)(0xC0 | encode));
+}
+
 void Assembler::vpmovzxbw(XMMRegister dst, Address src, int vector_len) {
   assert(VM_Version::supports_avx(), "");
   InstructionMark im(this);
@@ -3905,6 +3985,15 @@
   emit_int8((unsigned char) (0xC0 | encode));
 }
 
+void Assembler::vpmovsxbw(XMMRegister dst, XMMRegister src, int vector_len) {
+  assert(vector_len == AVX_128bit? VM_Version::supports_avx() :
+  vector_len == AVX_256bit? VM_Version::supports_avx2() :
+  vector_len == AVX_512bit? VM_Version::supports_avx512bw() : 0, "");
+  InstructionAttr attributes(vector_len, /* rex_w */ false, /* legacy_mode */ _legacy_mode_bw, /* no_mask_reg */ true, /* uses_vl */ true);
+  int encode = simd_prefix_and_encode(dst, xnoreg, src, VEX_SIMD_66, VEX_OPCODE_0F_38, &attributes);
+  emit_int8(0x20);
+  emit_int8((unsigned char)(0xC0 | encode));
+}
 
 void Assembler::evpmovzxbw(XMMRegister dst, KRegister mask, Address src, int vector_len) {
   assert(VM_Version::supports_avx512vlbw(), "");
@@ -6277,6 +6366,26 @@
   emit_int8((unsigned char)(0xC0 | encode));
 }
 
+void Assembler::evpsraq(XMMRegister dst, XMMRegister src, int shift, int vector_len) {
+  assert(UseAVX > 2, "requires AVX512");
+  assert ((VM_Version::supports_avx512vl() || vector_len == 2), "requires AVX512vl");
+  InstructionAttr attributes(vector_len, /* vex_w */ true, /* legacy_mode */ false, /* no_mask_reg */ true, /* uses_vl */ true);
+  attributes.set_is_evex_instruction();
+  int encode = vex_prefix_and_encode(xmm4->encoding(), dst->encoding(), src->encoding(), VEX_SIMD_66, VEX_OPCODE_0F, &attributes);
+  emit_int8((unsigned char)0x72);
+  emit_int8((unsigned char)(0xC0 | encode));
+  emit_int8(shift & 0xFF);
+}
+
+void Assembler::evpsraq(XMMRegister dst, XMMRegister src, XMMRegister shift, int vector_len) {
+  assert(UseAVX > 2, "requires AVX512");
+  assert ((VM_Version::supports_avx512vl() || vector_len == 2), "requires AVX512vl");
+  InstructionAttr attributes(vector_len, /* vex_w */ true, /* legacy_mode */ false, /* no_mask_reg */ true, /* uses_vl */ true);
+  attributes.set_is_evex_instruction();
+  int encode = vex_prefix_and_encode(dst->encoding(), src->encoding(), shift->encoding(), VEX_SIMD_66, VEX_OPCODE_0F, &attributes);
+  emit_int8((unsigned char)0xE2);
+  emit_int8((unsigned char)(0xC0 | encode));
+}
 
 // logical operations packed integers
 void Assembler::pand(XMMRegister dst, XMMRegister src) {