X-Git-Url: http://git.efficios.com/?a=blobdiff_plain;f=opcodes%2Ftilegx-opc.c;h=cc9ce861b9a506cececa8c4f72fad563b443e47b;hb=fb46334198d8d4f82133033758cb75f086d864ad;hp=b1b427e249e72663ef184c6d968f6b87ee0187bc;hpb=219d1afa89d0d53ca93a684cac341f16470f3ca0;p=deliverable%2Fbinutils-gdb.git

diff --git a/opcodes/tilegx-opc.c b/opcodes/tilegx-opc.c
index b1b427e249..cc9ce861b9 100644
--- a/opcodes/tilegx-opc.c
+++ b/opcodes/tilegx-opc.c
@@ -1,6 +1,6 @@
 /* TILE-Gx opcode information.
 
-   Copyright (C) 2011-2018 Free Software Foundation, Inc.
+   Copyright (C) 2011-2019 Free Software Foundation, Inc.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -8102,8 +8102,8 @@ parse_insn_tilegx (tilegx_bundle_bits bits,
 	  if (op->is_signed)
 	    {
 	      /* Sign-extend the operand.  */
-	      int shift = (int)((sizeof(int) * 8) - op->num_bits);
-	      raw_opval = (raw_opval << shift) >> shift;
+	      unsigned int sign = 1u << (op->num_bits - 1);
+	      raw_opval = ((raw_opval & (sign + sign - 1)) ^ sign) - sign;
 	    }
 
 	  /* Adjust PC-relative scaled branch offsets.  */