3 files changed, 11 insertions, 4 deletions
diff --git a/opcodes/ChangeLog b/opcodes/ChangeLog
index faeccf4..8c881a2 100644
--- a/opcodes/ChangeLog
+++ b/opcodes/ChangeLog
@@ -1,3 +1,10 @@
+2019-05-28  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR gas/24625
+	* i386-opc.tbl: Add CheckRegSize to AVX512_BF16 instructions with
+	Disp8ShiftVL.
+	* i386-tbl.h: Regenerated.
+
 2019-05-24  Alan Modra  <amodra@gmail.com>
 
 	* po/POTFILES.in: Regenerate.
diff --git a/opcodes/i386-opc.tbl b/opcodes/i386-opc.tbl
index 11ee240..f3b3a95 100644
--- a/opcodes/i386-opc.tbl
+++ b/opcodes/i386-opc.tbl
@@ -4713,7 +4713,7 @@ movdir64b, 2, 0x660f38f8, None, 3, CpuMOVDIR64B|Cpu64, Modrm|No_bSuf|No_wSuf|No_
 
 // AVX512_BF16 instructions.
 
-vcvtne2ps2bf16, 3, 0xf272, None, 1, CpuAVX512_BF16, Modrm|VexOpcode|VexVVVV|Masking=3|VexW0|Broadcast|Disp8ShiftVL|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { RegXMM|RegYMM|RegZMM|Dword|Unspecified|BaseIndex, RegXMM|RegYMM|RegZMM, RegXMM|RegYMM|RegZMM }
+vcvtne2ps2bf16, 3, 0xf272, None, 1, CpuAVX512_BF16, Modrm|VexOpcode|VexVVVV|Masking=3|VexW0|Broadcast|Disp8ShiftVL|CheckRegSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { RegXMM|RegYMM|RegZMM|Dword|Unspecified|BaseIndex, RegXMM|RegYMM|RegZMM, RegXMM|RegYMM|RegZMM }
 
 vcvtneps2bf16, 2, 0xf372, None, 1, CpuAVX512_BF16|CpuAVX512VL, Modrm|VexOpcode|EVex128|Masking=3|VexW0|Broadcast|Disp8MemShift=4|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { RegXMM|Dword|BaseIndex, RegXMM }
 vcvtneps2bf16, 2, 0xf372, None, 1, CpuAVX512_BF16|CpuAVX512VL, Modrm|VexOpcode|EVex256|Masking=3|VexW0|Broadcast|Disp8MemShift=5|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { RegYMM|Dword|BaseIndex, RegXMM }
@@ -4722,6 +4722,6 @@ vcvtneps2bf16, 2, 0xf372, None, 1, CpuAVX512_BF16, Modrm|VexOpcode|EVex512|Maski
 vcvtneps2bf16x, 2, 0xf372, None, 1, CpuAVX512_BF16|CpuAVX512VL, Modrm|VexOpcode|EVex128|Masking=3|VexW0|Disp8MemShift=4|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTSyntax, { Unspecified|BaseIndex, RegXMM }
 vcvtneps2bf16y, 2, 0xf372, None, 1, CpuAVX512_BF16|CpuAVX512VL, Modrm|VexOpcode|EVex256|Masking=3|VexW0|Disp8MemShift=5|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTSyntax, { Unspecified|BaseIndex, RegXMM }
 
-vdpbf16ps, 3, 0xf352, None, 1, CpuAVX512_BF16, Modrm|VexOpcode|VexVVVV|Masking=3|VexW0|Broadcast|Disp8ShiftVL|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { RegXMM|RegYMM|RegZMM|Dword|Unspecified|BaseIndex, RegXMM|RegYMM|RegZMM, RegXMM|RegYMM|RegZMM }
+vdpbf16ps, 3, 0xf352, None, 1, CpuAVX512_BF16, Modrm|VexOpcode|VexVVVV|Masking=3|VexW0|Broadcast|Disp8ShiftVL|CheckRegSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { RegXMM|RegYMM|RegZMM|Dword|Unspecified|BaseIndex, RegXMM|RegYMM|RegZMM, RegXMM|RegYMM|RegZMM }
 
 // AVX512_BF16 instructions end.
diff --git a/opcodes/i386-tbl.h b/opcodes/i386-tbl.h
index ab251c6..5e1611e 100644
--- a/opcodes/i386-tbl.h
+++ b/opcodes/i386-tbl.h
@@ -67651,7 +67651,7 @@ const insn_template i386_optab[] =
         0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
         0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
         0, 0, 0, 0, 0, 0, 0 } },
-    { 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1,
+    { 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 1, 1, 1, 1, 1,
       1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1,
       1, 1, 0, 0, 0, 0, 0, 3, 3, 0, 0, 7, 0, 0, 0, 0, 0, 0, 0, 0 },
     { { { 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1,
@@ -67750,7 +67750,7 @@ const insn_template i386_optab[] =
         0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
         0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
         0, 0, 0, 0, 0, 0, 0 } },
-    { 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1,
+    { 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 1, 1, 1, 1, 1,
       1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1,
       1, 1, 0, 0, 0, 0, 0, 3, 3, 0, 0, 7, 0, 0, 0, 0, 0, 0, 0, 0 },
     { { { 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1,