search for: wichard

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2015 Nov 06
4
[RFC] A new intrinsic, `llvm.blackbox`, to explicitly prevent constprop, die, etc optimizations
On Tue, Nov 3, 2015 at 3:15 PM, Daniel Berlin <dberlin at dberlin.org> wrote: > > > On Tue, Nov 3, 2015 at 12:29 PM, Richard Diamond < > wichard at vitalitystudios.com> wrote: > >> >> >> On Mon, Nov 2, 2015 at 9:16 PM, Daniel Berlin <dberlin at dberlin.org> >> wrote: >> >>> I'm very unclear and why you think a generic black box intrinsic will >>> have any different performance...
2015 Nov 03
2
[RFC] A new intrinsic, `llvm.blackbox`, to explicitly prevent constprop, die, etc optimizations
On Mon, Nov 2, 2015 at 9:16 PM, Daniel Berlin <dberlin at dberlin.org> wrote: > I'm very unclear and why you think a generic black box intrinsic will have > any different performance impact ;-) > > > I'm also unclear on what the goal with this intrinsic is. > I understand the symptoms you are trying to solve - what exactly is the > disease. > > IE you say