[Bug 92709] "LLVM triggered Diagnostic Handler: unsupported call to function ldexpf in main" when starting race in stuntrally - bugzilla-daemon

From: bugzilla-daemon@freedesktop.org
To: dri-devel@lists.freedesktop.org
Subject: [Bug 92709] "LLVM triggered Diagnostic Handler: unsupported call to function ldexpf in main" when starting race in stuntrally
Date: Mon, 02 Nov 2015 17:33:14 +0000	[thread overview]
Message-ID: <bug-92709-502-loAIKbKEE4@http.bugs.freedesktop.org/> (raw)
In-Reply-To: <bug-92709-502@http.bugs.freedesktop.org/>

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https://bugs.freedesktop.org/show_bug.cgi?id=92709

--- Comment #5 from Matt Arsenault <arsenm2@gmail.com> ---
(In reply to Nicolai Hähnle from comment #4)
> Sure, I can look into that.
> 
> Matt, just to clarify: You mean adding a generic ISD::FLDEXP to
> ISDOpcodes.h, together with assorted tests and changes in the generic
> CodeGen infrastructure, right?

Yes. This should be pretty trivial to do.

Alternatively, it would probably be better to have an ldexp llvm intrinsic
(which would also have the corresponding ISD::FLDEXP). It seems bizarre that an
llvm intrinsic would ever be changed to something involving a library call.

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