Enable Intel AVX512_VBMI2 instructions.

Intel has disclosed a set of new instructions. The spec is
https://software.intel.com/sites/default/files/managed/c5/15/architecture-instruction-set-extensions-programming-reference.pdf

gas/

	* config/tc-i386.c (cpu_arch): Add .avx512_vbmi2.
	(cpu_noarch): noavx512_vbmi2.
	* doc/c-i386.texi: Document .avx512_vbmi2, noavx512_vbmi2.
	* testsuite/gas/i386/i386.exp: Add AVX512_VBMI2 tests.
	* testsuite/gas/i386/avx512vbmi2-intel.d: New test.
	* testsuite/gas/i386/avx512vbmi2.d: Likewise.
	* testsuite/gas/i386/avx512vbmi2.s: Likewise.
	* testsuite/gas/i386/avx512vbmi2_vl-intel.d: Likewise.
	* testsuite/gas/i386/avx512vbmi2_vl.d: Likewise.
	* testsuite/gas/i386/avx512vbmi2_vl.s: Likewise.
	* testsuite/gas/i386/x86-64-avx512vbmi2-intel.d: Likewise.
	* testsuite/gas/i386/x86-64-avx512vbmi2.d: Likewise.
	* testsuite/gas/i386/x86-64-avx512vbmi2.s: Likewise.
	* testsuite/gas/i386/x86-64-avx512vbmi2_vl-intel.d: Likewise.
	* testsuite/gas/i386/x86-64-avx512vbmi2_vl.d: Likewise.
	* testsuite/gas/i386/x86-64-avx512vbmi2_vl.s: Likewise.

opcodes/

	* i386-dis.c (enum): Add b_scalar_mode, w_scalar_mode.
	Define EXbScalar and EXwScalar for OP_EX.
	(enum): Add PREFIX_EVEX_0F3862, PREFIX_EVEX_0F3863,
	PREFIX_EVEX_0F3870, PREFIX_EVEX_0F3871, PREFIX_EVEX_0F3872,
	PREFIX_EVEX_0F3873, PREFIX_EVEX_0F3A70, PREFIX_EVEX_0F3A71,
	PREFIX_EVEX_0F3A72, PREFIX_EVEX_0F3A73.
	(enum): Add EVEX_W_0F3862_P_2, EVEX_W_0F3863_P_2,
	EVEX_W_0F3870_P_2, EVEX_W_0F3871_P_2, EVEX_W_0F3872_P_2,
	EVEX_W_0F3873_P_2, EVEX_W_0F3A70_P_2, EVEX_W_0F3A71_P_2,
	EVEX_W_0F3A72_P_2, EVEX_W_0F3A73_P_2.
	(intel_operand_size): Handle b_scalar_mode and w_scalar_mode.
	(OP_E_memory): Likewise.
	* i386-dis-evex.h: Updated.
	* i386-gen.c (cpu_flag_init): Add CPU_AVX512_VBMI2,
	CPU_ANY_AVX512_VBMI2_FLAGS. Update CPU_ANY_AVX512F_FLAGS.
	(cpu_flags): Add CpuAVX512_VBMI2.
	* i386-opc.h (enum): Add CpuAVX512_VBMI2.
	(i386_cpu_flags): Add cpuavx512_vbmi2.
	* i386-opc.tbl: Add Intel AVX512_VBMI2 instructions.
	* i386-init.h: Regenerate.
	* i386-tbl.h: Likewise.

1 files changed, 120 insertions, 10 deletions

diff --git a/opcodes/i386-dis-evex.h b/opcodes/i386-dis-evex.h
index c119f55..3c1993e 100644
--- a/opcodes/i386-dis-evex.h
+++ b/opcodes/i386-dis-evex.h
@@ -405,8 +405,8 @@ static const struct dis386 evex_table[][256] = {
     /* 60 */
     { Bad_Opcode },
     { Bad_Opcode },
-    { Bad_Opcode },
-    { Bad_Opcode },
+    { PREFIX_TABLE (PREFIX_EVEX_0F3862) },
+    { PREFIX_TABLE (PREFIX_EVEX_0F3863) },
     { PREFIX_TABLE (PREFIX_EVEX_0F3864) },
     { PREFIX_TABLE (PREFIX_EVEX_0F3865) },
     { PREFIX_TABLE (PREFIX_EVEX_0F3866) },
@@ -421,10 +421,10 @@ static const struct dis386 evex_table[][256] = {
     { Bad_Opcode },
     { Bad_Opcode },
     /* 70 */
-    { Bad_Opcode },
-    { Bad_Opcode },
-    { Bad_Opcode },
-    { Bad_Opcode },
+    { PREFIX_TABLE (PREFIX_EVEX_0F3870) },
+    { PREFIX_TABLE (PREFIX_EVEX_0F3871) },
+    { PREFIX_TABLE (PREFIX_EVEX_0F3872) },
+    { PREFIX_TABLE (PREFIX_EVEX_0F3873) },
     { Bad_Opcode },
     { PREFIX_TABLE (PREFIX_EVEX_0F3875) },
     { PREFIX_TABLE (PREFIX_EVEX_0F3876) },
@@ -712,10 +712,10 @@ static const struct dis386 evex_table[][256] = {
     { Bad_Opcode },
     { Bad_Opcode },
     /* 70 */
-    { Bad_Opcode },
-    { Bad_Opcode },
-    { Bad_Opcode },
-    { Bad_Opcode },
+    { PREFIX_TABLE (PREFIX_EVEX_0F3A70) },
+    { PREFIX_TABLE (PREFIX_EVEX_0F3A71) },
+    { PREFIX_TABLE (PREFIX_EVEX_0F3A72) },
+    { PREFIX_TABLE (PREFIX_EVEX_0F3A73) },
     { Bad_Opcode },
     { Bad_Opcode },
     { Bad_Opcode },
@@ -2049,6 +2049,18 @@ static const struct dis386 evex_table[][256] = {
     { Bad_Opcode },
     { VEX_W_TABLE (EVEX_W_0F385B_P_2) },
   },
+  /* PREFIX_EVEX_0F3862 */
+  {
+    { Bad_Opcode },
+    { Bad_Opcode },
+    { VEX_W_TABLE (EVEX_W_0F3862_P_2) },
+  },
+  /* PREFIX_EVEX_0F3863 */
+  {
+    { Bad_Opcode },
+    { Bad_Opcode },
+    { VEX_W_TABLE (EVEX_W_0F3863_P_2) },
+  },
   /* PREFIX_EVEX_0F3864 */
   {
     { Bad_Opcode },
@@ -2067,6 +2079,30 @@ static const struct dis386 evex_table[][256] = {
     { Bad_Opcode },
     { VEX_W_TABLE (EVEX_W_0F3866_P_2) },
   },
+  /* PREFIX_EVEX_0F3870 */
+  {
+    { Bad_Opcode },
+    { Bad_Opcode },
+    { VEX_W_TABLE (EVEX_W_0F3870_P_2) },
+  },
+  /* PREFIX_EVEX_0F3871 */
+  {
+    { Bad_Opcode },
+    { Bad_Opcode },
+    { VEX_W_TABLE (EVEX_W_0F3871_P_2) },
+  },
+  /* PREFIX_EVEX_0F3872 */
+  {
+    { Bad_Opcode },
+    { Bad_Opcode },
+    { VEX_W_TABLE (EVEX_W_0F3872_P_2) },
+  },
+  /* PREFIX_EVEX_0F3873 */
+  {
+    { Bad_Opcode },
+    { Bad_Opcode },
+    { VEX_W_TABLE (EVEX_W_0F3873_P_2) },
+  },
   /* PREFIX_EVEX_0F3875 */
   {
     { Bad_Opcode },
@@ -2761,6 +2797,30 @@ static const struct dis386 evex_table[][256] = {
     { Bad_Opcode },
     { VEX_W_TABLE (EVEX_W_0F3A67_P_2) },
   },
+  /* PREFIX_EVEX_0F3A70 */
+  {
+    { Bad_Opcode },
+    { Bad_Opcode },
+    { VEX_W_TABLE (EVEX_W_0F3A70_P_2) },
+  },
+  /* PREFIX_EVEX_0F3A71 */
+  {
+    { Bad_Opcode },
+    { Bad_Opcode },
+    { VEX_W_TABLE (EVEX_W_0F3A71_P_2) },
+  },
+  /* PREFIX_EVEX_0F3A72 */
+  {
+    { Bad_Opcode },
+    { Bad_Opcode },
+    { VEX_W_TABLE (EVEX_W_0F3A72_P_2) },
+  },
+  /* PREFIX_EVEX_0F3A73 */
+  {
+    { Bad_Opcode },
+    { Bad_Opcode },
+    { VEX_W_TABLE (EVEX_W_0F3A73_P_2) },
+  },
 #endif /* NEED_PREFIX_TABLE */
 
 #ifdef NEED_VEX_W_TABLE
@@ -3607,11 +3667,41 @@ static const struct dis386 evex_table[][256] = {
     { "vbroadcasti32x8",	{ XM, EXxmmq }, 0 },
     { "vbroadcasti64x4",	{ XM, EXymm }, 0 },
   },
+  /* EVEX_W_0F3862_P_2 */
+  {
+    { "vpexpandb", { XM, EXbScalar }, 0 },
+    { "vpexpandw", { XM, EXwScalar }, 0 },
+  },
+  /* EVEX_W_0F3863_P_2 */
+  {
+    { "vpcompressb",   { EXbScalar, XM }, 0 },
+    { "vpcompressw",   { EXwScalar, XM }, 0 },
+  },
   /* EVEX_W_0F3866_P_2 */
   {
     { "vpblendmb",	{ XM, Vex, EXx }, 0 },
     { "vpblendmw",	{ XM, Vex, EXx }, 0 },
   },
+  /* EVEX_W_0F3870_P_2 */
+  {
+    { Bad_Opcode },
+    { "vpshldvw",  { XM, Vex, EXx }, 0 },
+  },
+  /* EVEX_W_0F3871_P_2 */
+  {
+    { "vpshldvd",  { XM, Vex, EXx }, 0 },
+    { "vpshldvq",  { XM, Vex, EXx }, 0 },
+  },
+  /* EVEX_W_0F3872_P_2 */
+  {
+    { Bad_Opcode },
+    { "vpshrdvw",  { XM, Vex, EXx }, 0 },
+  },
+  /* EVEX_W_0F3873_P_2 */
+  {
+    { "vpshrdvd",  { XM, Vex, EXx }, 0 },
+    { "vpshrdvq",  { XM, Vex, EXx }, 0 },
+  },
   /* EVEX_W_0F3875_P_2 */
   {
     { "vpermi2b",	{ XM, Vex, EXx }, 0 },
@@ -3837,6 +3927,26 @@ static const struct dis386 evex_table[][256] = {
     { "vfpclassss",	{ XMask, EXxmm_md, Ib }, 0 },
     { "vfpclasssd",	{ XMask, EXxmm_mq, Ib }, 0 },
   },
+  /* EVEX_W_0F3A70_P_2 */
+  {
+    { Bad_Opcode },
+    { "vpshldw",   { XM, Vex, EXx, Ib }, 0 },
+  },
+  /* EVEX_W_0F3A71_P_2 */
+  {
+    { "vpshldd",   { XM, Vex, EXx, Ib }, 0 },
+    { "vpshldq",   { XM, Vex, EXx, Ib }, 0 },
+  },
+  /* EVEX_W_0F3A72_P_2 */
+  {
+    { Bad_Opcode },
+    { "vpshrdw",   { XM, Vex, EXx, Ib }, 0 },
+  },
+  /* EVEX_W_0F3A73_P_2 */
+  {
+    { "vpshrdd",   { XM, Vex, EXx, Ib }, 0 },
+    { "vpshrdq",   { XM, Vex, EXx, Ib }, 0 },
+  },
 #endif /* NEED_VEX_W_TABLE */
 #ifdef NEED_MOD_TABLE
   {