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ppm-guest pushed a commit to annotated tag v0.33
in repository libmath-prime-util-perl.
Author: Dana Jacobsen <d...@acm.org>
Date: Mon Nov 18 23:54:59 2013 -0800
Update for release
Changes | 3 ++-
TODO | 3 +++
2 files changed, 5 insertions(+), 1 deletion(-)
diff --git a/Changes b/Changes
index 77deb7f..e6ac9c7 100644
@@ -25,7 +25,8 @@ Revision history for Perl module Math::Prime::Util
- prime_count uses Lehmer below a threshold (8000M), LMO above.
This keeps good performance while still using low memory. A small
- speedup for small (3-6M) inputs has been added.
+ speedup for small (3-6M) inputs has been added. Overall memory use
+ has been reduced by 2-4x for large inputs.
- Perl RiemannZeta changes:
diff --git a/TODO b/TODO
index 0d0a1c1..6bbf5b0 100644
@@ -56,3 +56,6 @@
API (small factors, isprime, then call main code) and main code (just the
algorithm). The PP code isn't doing that, which means we're doing lots of
extra primality checks, which aren't cheap in PP.
+- I believe we can make the Lehmer/LMO small primes uint32_t, which will
+ give some more memory reduction and a little speed.
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