[nem-en] Location without bit-hanting :)

[Igor Tkachev]

Hello Michal,

> Kamil probably won't answer as he's on vacations (for about 3 weeks
> from now). I'm leaving for a week on Thursday BTW.

So, nobody will prevent us from changing anything we want? Great! :)

Just joking :)

> On 9/10/06, vc <vc at rsdn.ru> wrote:
>>
>>    Michal, Kamil... What do you think about it?
>>
>>    >       The location bit hack (col, line, ... represented as a single
>>    > field)
>>    > makes a lot of problems. For example, it does not support negative
>>    > values
>>    > needed for relocation algorithm used to compensate editing changes (in
>>    > VS
>>    > 2005 and other IDE).
>>    >
>>    >       I made some changes (see a patch file in the attachment) and
>>    > replaced
>>    > the single field with normal fields.
>>    >
>>    >       This solution solves the following problems.
>>    >
>>    >       1. It eliminates restrictions on file count and location line and
>>    > col
>>    >          values.
>>    >       2. Removes Location dependence on ManagerClass. In this case file
>>    >          index is globally unique, so is thread safer.
>>    >       3. Simplifies the source code.
>>    >
>>    >       This solution does not affect the compiler performance at all.
>>    >
>>    >       Pentium M 1.7 1 Gb RAM (notebook)
>>    >
>>    >       Current boot binaries took:
>>    >       56 sec. and 150 Mb peak of memory size.
>>    >
>>    >       In Debug mode it took:
>>    >       55 sec. and 171 Mb peak of memory size.
>>    >
>>    >       In Release mode it took:
>>    >       54 sec. and 150 Mb peak of memory size.
>>    >
>>    >       Dual Core Genuine 2GHz 2 GB RAM (notebook)
>>    >
>>    >       Current boot binaries took:
>>    >       44 sec. and 154 Mb peak of memory size.
>>    >
>>    >       In Release mode it took:
>>    >       44 sec. and 133 Mb peak of memory size.
>>    >
>>    >       Really, this solution apparently does not affect the performance
>>    > and
>>    > solves many problems.
>>    >
>>
>>
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>>

-- 
Best regards,
 Igor                            mailto:it at rsdn.ru