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[Bug tree-optimization/85693] Generation of SAD (Sum of Absolute Difference) instruction
- From: "rguenth at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Tue, 08 May 2018 13:59:55 +0000
- Subject: [Bug tree-optimization/85693] Generation of SAD (Sum of Absolute Difference) instruction
- Auto-submitted: auto-generated
- References: <bug-85693-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85693
Richard Biener <rguenth at gcc dot gnu.org> changed:
What |Removed |Added
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CC| |rguenth at gcc dot gnu.org
--- Comment #1 from Richard Biener <rguenth at gcc dot gnu.org> ---
We already do?
> ./cc1 -quiet t.c -O3 -fdump-tree-vect-details -I include
> grep psadbw t.s
psadbw pix2(%rax), %xmm0