David Miller writes:
> From: Daniel Borkmann
> Date: Mon, 25 Aug 2014 14:58:37 +0200
>
>> On 08/25/2014 02:13 PM, Rasmus Villemoes wrote:
>>> A 9+ years old comment in hash_64 says that gcc can't optimize
>>> multiplication by GOLDEN_RATIO_PRIME_64. Well, compilers get smarter
>>> and CPUs get
David Miller da...@davemloft.net writes:
From: Daniel Borkmann dbork...@redhat.com
Date: Mon, 25 Aug 2014 14:58:37 +0200
On 08/25/2014 02:13 PM, Rasmus Villemoes wrote:
A 9+ years old comment in hash_64 says that gcc can't optimize
multiplication by GOLDEN_RATIO_PRIME_64. Well, compilers
From: Daniel Borkmann
Date: Mon, 25 Aug 2014 14:58:37 +0200
> On 08/25/2014 02:13 PM, Rasmus Villemoes wrote:
>> A 9+ years old comment in hash_64 says that gcc can't optimize
>> multiplication by GOLDEN_RATIO_PRIME_64. Well, compilers get smarter
>> and CPUs get faster all the time, so it is
On 08/25/2014 02:13 PM, Rasmus Villemoes wrote:
A 9+ years old comment in hash_64 says that gcc can't optimize
multiplication by GOLDEN_RATIO_PRIME_64. Well, compilers get smarter
and CPUs get faster all the time, so it is perhaps about time to
revisit that assumption.
Seems fine by me, but
A 9+ years old comment in hash_64 says that gcc can't optimize
multiplication by GOLDEN_RATIO_PRIME_64. Well, compilers get smarter
and CPUs get faster all the time, so it is perhaps about time to
revisit that assumption.
A stupid micro-benchmark [3] on my x86_64 machine shows that letting
gcc
A 9+ years old comment in hash_64 says that gcc can't optimize
multiplication by GOLDEN_RATIO_PRIME_64. Well, compilers get smarter
and CPUs get faster all the time, so it is perhaps about time to
revisit that assumption.
A stupid micro-benchmark [3] on my x86_64 machine shows that letting
gcc
On 08/25/2014 02:13 PM, Rasmus Villemoes wrote:
A 9+ years old comment in hash_64 says that gcc can't optimize
multiplication by GOLDEN_RATIO_PRIME_64. Well, compilers get smarter
and CPUs get faster all the time, so it is perhaps about time to
revisit that assumption.
Seems fine by me, but
From: Daniel Borkmann dbork...@redhat.com
Date: Mon, 25 Aug 2014 14:58:37 +0200
On 08/25/2014 02:13 PM, Rasmus Villemoes wrote:
A 9+ years old comment in hash_64 says that gcc can't optimize
multiplication by GOLDEN_RATIO_PRIME_64. Well, compilers get smarter
and CPUs get faster all the time,
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