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[Bug target/66126] 2-float SSE vector with vector_size(8) is passed incorrectly to functions on x86
- 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, 12 May 2015 14:00:39 +0000
- Subject: [Bug target/66126] 2-float SSE vector with vector_size(8) is passed incorrectly to functions on x86
- Auto-submitted: auto-generated
- References: <bug-66126-4 at http dot gcc dot gnu dot org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66126
Richard Biener <rguenth at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Target| |i?86-*-*
Status|UNCONFIRMED |NEW
Last reconfirmed| |2015-05-12
Component|c |target
Ever confirmed|0 |1
--- Comment #1 from Richard Biener <rguenth at gcc dot gnu.org> ---
i?86 passes it in %mm0 (oops) (with -msse2), even if the function is externally
visible.
I think -msse shouldn't change the ABI.