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author | Nick Clifton <nickc@redhat.com> | 2006-02-10 12:21:43 +0000 |
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committer | Nick Clifton <nickc@redhat.com> | 2006-02-10 12:21:43 +0000 |
commit | 70e45ad9bb4476368d66997ec0df94abc9d3a2de (patch) | |
tree | 86d09865a9fecdf2c27a1330f67fbb2e1a945cb8 /gas/config/tc-crx.c | |
parent | 52de4c065504bb947eb0f78d46f2beece782fd97 (diff) | |
download | gdb-70e45ad9bb4476368d66997ec0df94abc9d3a2de.zip gdb-70e45ad9bb4476368d66997ec0df94abc9d3a2de.tar.gz gdb-70e45ad9bb4476368d66997ec0df94abc9d3a2de.tar.bz2 |
(check_range): Ensure that the sign bit of a 32-bit value is propagated into
the upper bits of a 64-bit long.
Diffstat (limited to 'gas/config/tc-crx.c')
-rw-r--r-- | gas/config/tc-crx.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/gas/config/tc-crx.c b/gas/config/tc-crx.c index 9b0b856..34448cd 100644 --- a/gas/config/tc-crx.c +++ b/gas/config/tc-crx.c @@ -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) { |