For AMD64, lets officially support a -O2 kernel build! I've added -fno-strict-aliasing for now so we can ease into this. I wanted to shoot for -O3, but the inlining caused problems due to GCC's size heuristics; so also add -frename-registers, which is one of the things -O3 would have given us.
For AMD64, lets officially support a -O2 kernel build!
I've added -fno-strict-aliasing for now so we can ease into this.
I wanted to shoot for -O3, but the inlining caused problems due to GCC's
size heuristics; so also add -frename-registers, which is one of the things
-O3 would have given us.

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