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| author | Andrew V. Tischenko <andrew.v.tischenko@gmail.com> | 2017-02-13 09:43:37 +0000 |
|---|---|---|
| committer | Andrew V. Tischenko <andrew.v.tischenko@gmail.com> | 2017-02-13 09:43:37 +0000 |
| commit | 8da96914f9643686c92c9f103703f17fdb919129 (patch) | |
| tree | a70fbe0cc0139f5d79f3b402b14ceb814b375f30 /lldb/source/Plugins/LanguageRuntime/RenderScript/RenderScriptRuntime/RenderScriptRuntime.cpp | |
| parent | e8b1536e21944ddca7b439c16b977af843137996 (diff) | |
Compile time decreasing in the case we're dealing with Machine Combiner.
Before this patch compile time was about 21s (see below). After this patch
we have less than 2s (see bellow).
Intel(R) Xeon(R) CPU E5-2676 v3 @ 2.40GHz
DAGCombiner - trunk
time ./llc spill_fdiv.ll -o /dev/null -enable-unsafe-fp-math
real 0m1.685s
DAGCombiner + Speed patch
time ./llc spill_fdiv.ll -o /dev/null -enable-unsafe-fp-math
real 0m1.655s
MachineCombiner w/o Speed patch
time ./llc spill_fdiv.ll -o /dev/null -enable-unsafe-fp-math
real 0m21.614s
MachineCombiner + Speed patch
time ./llc spill_fdiv.ll -o /dev/null -enable-unsafe-fp-math
real 0m1.593s
The test spill_fdiv.ll is attached to D29627
D29627 should be closed.
llvm-svn: 294936
Diffstat (limited to 'lldb/source/Plugins/LanguageRuntime/RenderScript/RenderScriptRuntime/RenderScriptRuntime.cpp')
0 files changed, 0 insertions, 0 deletions