Add support for the 'invept' and 'invvpid' instructions. Beyond simply

adding appropriate table entries, the assembler had to be adjusted as
these are the first non-SSE instructions to use a 3-byte opcode (and a
mandatory prefix to boot).

MFC after:	1 month

1 files changed, 16 insertions, 0 deletions

diff --git a/contrib/binutils/gas/config/tc-i386.c b/contrib/binutils/gas/config/tc-i386.c
index 4c13a72..9af47c5 100644
--- a/contrib/binutils/gas/config/tc-i386.c
+++ b/contrib/binutils/gas/config/tc-i386.c
@@ -3990,6 +3990,16 @@ output_insn (void)
 	      goto check_prefix;
 	    }
 	}
+      else if (i.tm.base_opcode == 0x660f3880 || i.tm.base_opcode == 0x660f3881)
+	{
+	  /* invept and invvpid are 3 byte instructions with a
+	     mandatory prefix. */
+	  if (i.tm.base_opcode & 0xff000000)
+	    {
+	      prefix = (i.tm.base_opcode >> 24) & 0xff;
+	      add_prefix (prefix);
+	    }
+	}
       else if ((i.tm.base_opcode & 0xff0000) != 0)
 	{
 	  prefix = (i.tm.base_opcode >> 16) & 0xff;
@@ -4029,6 +4039,12 @@ output_insn (void)
 	      p = frag_more (3);
 	      *p++ = (i.tm.base_opcode >> 16) & 0xff;
 	    }
+	  else if (i.tm.base_opcode == 0x660f3880 ||
+		   i.tm.base_opcode == 0x660f3881)
+	    {
+	      p = frag_more (3);
+	      *p++ = (i.tm.base_opcode >> 16) & 0xff;
+	    }
 	  else
 	    p = frag_more (2);