(check_range): Ensure that the sign bit of a 32-bit value is propagated into

the upper bits of a 64-bit long.
This commit is contained in:
Nick Clifton 2006-02-10 12:21:43 +00:00
parent 52de4c0655
commit 70e45ad9bb
2 changed files with 9 additions and 0 deletions

View file

@ -1,5 +1,8 @@
2006-02-10 Nick Clifton <nickc@redhat.com>
* config/tc-crx.c (check_range): Ensure that the sign bit of a
32-bit value is propagated into the upper bits of a 64-bit long.
* config/tc-arc.c (init_opcode_tables): Fix cast.
(arc_extoper, md_operand): Likewise.

View file

@ -1378,6 +1378,12 @@ check_range (long *num, int bits, int unsigned flags, int update)
long upper_64kb = 0xFFFF0000;
long value = *num;
/* For hosts witah longs bigger than 32-bits make sure that the top
bits of a 32-bit negative value read in by the parser are set,
so that the correct comparisons are made. */
if (value & 0x80000000)
value |= (-1L << 31);
/* Verify operand value is even. */
if (flags & OP_EVEN)
{