[PATCH] D40514: AMDGPU: Restrict ieee_mode to HSA.
Jan Vesely via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Tue Nov 28 12:37:17 PST 2017
jvesely added a comment.
In https://reviews.llvm.org/D40514#937574, @b-sumner wrote:
> IEEE mode disables output modifiers, which is good since output modifiers are not IEEE compatible and do not support output subnormal values.
>
> I suppose if we have some other mechanism to ensure output modifiers are never used, then we could consider running with IEEE=0, but I think we need to continue running with IEEE=1 for compute. There may be users counting on current behavior.
The current behavior is broken for OpenCL so no one should depend on it.
This patch preserves behaviour for HSA.
Repository:
rL LLVM
https://reviews.llvm.org/D40514
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