This is the mail archive of the
gcc-bugs@gcc.gnu.org
mailing list for the GCC project.
[Bug target/79481] AVX512PF: unmasked gather prefetch intrinsics missing
- From: "wenzel at mitsuba-renderer dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Mon, 13 Feb 2017 10:36:04 +0000
- Subject: [Bug target/79481] AVX512PF: unmasked gather prefetch intrinsics missing
- Auto-submitted: auto-generated
- References: <bug-79481-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79481
--- Comment #4 from Wenzel Jakob <wenzel@mitsuba-renderer.org> ---
I think that's right. Clang e.g. also does this:
#define _mm512_prefetch_i32gather_ps(index, addr, scale, hint) ({\
__builtin_ia32_gatherpfdps((__mmask16) -1, \
(__v16si)(__m512i)(index), (int const *)(addr), \
(int)(scale), (int)(hint)); })