[LLVMdev] [RFC] Extend LLVM IR to express "fast-math" at a per-instruction level
kparzysz at codeaurora.org
Wed Nov 14 20:01:01 PST 2012
On 11/14/2012 9:37 PM, Chandler Carruth wrote:
> I'm really not trying to rehash a discussion in too much depth, but I
> have to wonder with all of this -- why not use metadata as the
> *encoding* mechanism for these flags?
I'm not familiar with the decoding algorithm, but the first thing that
comes to my mind is that wouldn't it make decoding of an instruction a
two-step process? I.e.
(1) decode the instruction,
(2) update the instruction after metadata has been decoded.
Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum,
hosted by The Linux Foundation
More information about the llvm-dev