search for: d6946

Displaying 2 results from an estimated 2 matches for "d6946".

Did you mean: 26946
2015 Apr 21
2
[LLVMdev] Why are imm shifts where imm >= width type eliminated entirely?
There can also be other “problems" like this one: http://reviews.llvm.org/D6946 <http://reviews.llvm.org/D6946> - Matthias > On Apr 20, 2015, at 1:44 PM, Tim Northover <t.p.northover at gmail.com> wrote: > >> The DAG combiner also performs the undefined shift -> undef though, so it >> should still be OK > > DAG combiner doesn't re...
2015 Apr 20
2
[LLVMdev] Why are imm shifts where imm >= width type eliminated entirely?
On 04/20/2015 01:25 PM, David Majnemer wrote: > These optimizations are not always run on IR that is fed to the backend. The DAG combiner also performs the undefined shift -> undef though, so it should still be OK -Matt