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Re: PR11867, bignum operations
On Aug 3, 2010, at 12:06 AM, H.J. Lu wrote:
> On Mon, Aug 2, 2010 at 2:44 PM, H.J. Lu <hjl.tools@gmail.com> wrote:
>> On Mon, Aug 2, 2010 at 2:38 PM, Richard Sandiford
>> <rdsandiford@googlemail.com> wrote:
>>> "H.J. Lu" <hjl.tools@gmail.com> writes:
>>>> On Mon, Aug 2, 2010 at 6:18 AM, Alan Modra <amodra@gmail.com> wrote:
>>>>> gas only supports the unary '-', '~', and '!' operators for bignums,
>>>>> and all three were broken. '!' gave the logical inverse of the proper
>>>>> result, and the other two ignored any leading zeros.
>>>>>
>>>>> PR gas/11867
>>>>> * expr.c (operand <'-' and '~'>): Widen bignums.
>>>>> (operand <'!'>): Correct bignum result and convert to O_constant.
>>>>> * read.c (emit_expr): Don't assert on .byte bignum. Don't display
>>>>> bignum truncated warning for sign extended bignums.
>>>>>
>>>>
>>>> I checked in this testcase.
>>>
>>>> +Contents of section .data:
>>>> + 0000 00000000 fa448607 00000000 fdffffff .....D..........
>>>
>>> Doesn't this need a big-endian alternative?
>>>
>>
>> I guess so.
>>
>
> I checked in this to limit it to i*86, x86_64 and ia64.
ia64 hpux is big-endian.