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| author | Nick Clifton <nickc@redhat.com> | 2006-02-10 12:21:43 +0000 |
|---|---|---|
| committer | Nick Clifton <nickc@redhat.com> | 2006-02-10 12:21:43 +0000 |
| commit | 70e45ad9bb4476368d66997ec0df94abc9d3a2de (patch) | |
| tree | 86d09865a9fecdf2c27a1330f67fbb2e1a945cb8 /gas | |
| 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')
| -rw-r--r-- | gas/ChangeLog | 3 | ||||
| -rw-r--r-- | gas/config/tc-crx.c | 6 |
2 files changed, 9 insertions, 0 deletions
diff --git a/gas/ChangeLog b/gas/ChangeLog index 3728571..b248cb8 100644 --- a/gas/ChangeLog +++ b/gas/ChangeLog @@ -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. 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) { |