Displaying 2 results from an estimated 2 matches for "06da9d40".
2013 Jan 03
0
[LLVMdev] Does loop vectorizer inquire about target's SIMD capabilities?
...LLVM or something else (-O4 or -OV, for example).
Clang has the '-fvectorize' and '-fno-vectorize'.
>
> cheers,
> --renato
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2013 Jan 03
2
[LLVMdev] Does loop vectorizer inquire about target's SIMD capabilities?
On 3 January 2013 22:09, Nadav Rotem <nrotem at apple.com> wrote:
> The loop vectorizer is now enabled by default.
>
I thought that was just a temporary arrangement to get the feel for it, not
to actually have it on all the time (next release). Is it just for -O3 or
lower too?
This can cause problems, for instance on ARMv7, the default is that NEON is
present, but Tegra2 doesn't