128 bits integers with gcc: Difference between revisions
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(Created page with "gcc offers the possibility to work with 128 bits integers using two 64 bits words. <source lang="cpp"> __int128_t a = -10293840984; unsigned __int128_t b = 102938409...") |
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unsigned __int128_t b = 10293840984; | unsigned __int128_t b = 10293840984; | ||
</source> | </source> | ||
similarly __float128 exists for floating numbers on 128 bits integers. | |||
For Quadruple precision calculation: gcc offers a library for mathematics functions : | |||
* [http://gcc.gnu.org/onlinedocs/libquadmath/ libquadmath] |
Latest revision as of 11:12, 18 July 2012
gcc offers the possibility to work with 128 bits integers using two 64 bits words. <source lang="cpp">
__int128_t a = -10293840984;
unsigned __int128_t b = 10293840984; </source>
similarly __float128 exists for floating numbers on 128 bits integers.
For Quadruple precision calculation: gcc offers a library for mathematics functions :