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percept
2017 Apr 28
3
Enable new inline cost heuristic for switch
Hi,
I'm trying to turn on a flag (-inline-generic-switch-cost) introduced in
r301649 which improved the inline cost heuristic for switch. In my
experiment for LLVM test suite and spec2000/2006 in AArch64, +17.82%
performance and -8% code size reduce was observed in spec2000/vertex
with O3 LTO. No significant code size / performance regression was found
in O3/O2/Os.
Before we turn this