X-Git-Url: http://git.efficios.com/?a=blobdiff_plain;f=opcodes%2Farc-opc.c;h=27c2303fa13293d1843fe1f2394aca8954943460;hb=234c306803e0b3c423b3935562a029f3bad04482;hp=a17df4b3ce30eb77fcad1866479993df6d4a9fc1;hpb=dc958481429708ecf91f9b2c445063d43397f07e;p=deliverable%2Fbinutils-gdb.git

diff --git a/opcodes/arc-opc.c b/opcodes/arc-opc.c
index a17df4b3ce..27c2303fa1 100644
--- a/opcodes/arc-opc.c
+++ b/opcodes/arc-opc.c
@@ -1,5 +1,5 @@
 /* Opcode table for the ARC.
-   Copyright (C) 1994-2017 Free Software Foundation, Inc.
+   Copyright (C) 1994-2019 Free Software Foundation, Inc.
 
    Contributed by Claudiu Zissulescu (claziss@synopsys.com)
 
@@ -651,10 +651,14 @@ static long long
 extract_w6 (unsigned long long  insn,
 	    bfd_boolean *       invalid ATTRIBUTE_UNUSED)
 {
-  unsigned value = 0;
+  int value = 0;
 
   value |= ((insn >> 6) & 0x003f) << 0;
 
+  /* Extend the sign.  */
+  int signbit = 1 << 5;
+  value = (value ^ signbit) - signbit;
+
   return value;
 }
 
@@ -1818,7 +1822,9 @@ const struct arc_operand arc_operands[] =
 
 #define RAD		(RBdup + 1)
   { 6, 0, 0, ARC_OPERAND_IR | ARC_OPERAND_TRUNCATE, insert_rad, 0 },
-#define RCD		(RAD + 1)
+#define RAD_CHK		(RAD + 1)
+  { 6, 0, 0, ARC_OPERAND_IR | ARC_OPERAND_TRUNCATE, insert_rad, 0 },
+#define RCD		(RAD_CHK + 1)
   { 6, 6, 0, ARC_OPERAND_IR | ARC_OPERAND_TRUNCATE, insert_rcd, 0 },
 
   /* The plain integer register fields.  Used by short