git: kern.mk: Prevent gcc4.4 from generating SSSE3, SSE4 and AVX instructions
sepherosa at gmail.com
Tue Mar 1 17:18:47 PST 2011
On Wed, Mar 2, 2011 at 1:35 AM, Thomas E. Spanjaard <tgen at netphreax.net> wrote:
> On 03/01/2011 15:47, Sepherosa Ziehau wrote:
>> kern.mk: Prevent gcc4.4 from generating SSSE3, SSE4 and AVX instructions
> Is this because old binutils versions can't handle the opcodes? SSSE3
> should work, but iirc POPCNT and friends were the stumbling blocks.
I think kernel should not use these instructions at least.
Tomorrow Will Never Die
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