> On Jan 24, 2017, at 11:10 AM, Andrew Trick via swift-dev > <swift-dev@swift.org> wrote: > > I’m sending out a proposal for fundamentally changing SIL. This work feeds > into generic code optimization, resilience, semantic ARC, and SIL ownership. > This was discussed at length back in October—some info went out on > swift-dev—but I realized there hasn’t been a formal proposal. So here it is. > I want to make sure enough people have seen this before pushing my PR that > puts the infrastructure in place: https://github.com/apple/swift/pull/6922 > <https://github.com/apple/swift/pull/6922>. > > Rendered Proposal: > https://gist.github.com/atrick/38063a90bf4a6ebae05fe83ea9ebc0b7' > <https://gist.github.com/atrick/38063a90bf4a6ebae05fe83ea9ebc0b7'> This is great Andy, thanks for pushing it forward. One question: are you concerned at all that the SSA representation of address only values will make it “too easy” for the optimizer to reorder instruction such that a lot more temporary values will been needed in lowering?
-Chris
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