Raymond Toy pushed to branch rtoy-xoro-default at cmucl / cmucl
Commits: d8ef7876 by Raymond Toy at 2017-12-29T10:20:13-08:00 Update release notes
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1 changed file:
- src/general-info/release-21d.md
Changes:
===================================== src/general-info/release-21d.md ===================================== --- a/src/general-info/release-21d.md +++ b/src/general-info/release-21d.md @@ -21,6 +21,11 @@ public domain. * Feature enhancements * Update to ASDF 3.3.1, fixing issues introduced in 3.3.0 * Changes + * x86 and sparc have replaced the MT19937 RNG with xoroshiro128+ RNG. + * The required state for this generator is just 4 32-bit words instead of the 600+ for MT19937. + * The generator is also faster than MT19937 (approximately 28% faster on x86 and 18% on sparc). + * The new function `KERNEL:RANDOM-STATE-JUMP` modifies the given state to jump 2^64 samples ahead, allowing 2^64 non-overlapping sequences. + * ANSI compliance fixes: * Bug fixes: * Gitlab tickets:
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