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[Bug target/80833] 32-bit x86 causes store-forwarding stalls for int64_t -> xmm
- 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: Mon, 22 May 2017 07:46:19 +0000
- Subject: [Bug target/80833] 32-bit x86 causes store-forwarding stalls for int64_t -> xmm
- Auto-submitted: auto-generated
- References: <bug-80833-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80833
Richard Biener <rguenth at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |NEW
Last reconfirmed| |2017-05-22
Ever confirmed|0 |1
--- Comment #5 from Richard Biener <rguenth at gcc dot gnu.org> ---
There's some related bugs. I think there is no part of the compiler that
specifically tries to avoid store forwarding issues.