diff options
Diffstat (limited to 'lib/Transforms/IPO/PassManagerBuilder.cpp')
| -rw-r--r-- | lib/Transforms/IPO/PassManagerBuilder.cpp | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/lib/Transforms/IPO/PassManagerBuilder.cpp b/lib/Transforms/IPO/PassManagerBuilder.cpp index 16fba32e9805..4bc64ab698ff 100644 --- a/lib/Transforms/IPO/PassManagerBuilder.cpp +++ b/lib/Transforms/IPO/PassManagerBuilder.cpp @@ -141,6 +141,10 @@ static cl::opt<int> PreInlineThreshold( cl::desc("Control the amount of inlining in pre-instrumentation inliner " "(default = 75)")); +static cl::opt<bool> EnableEarlyCSEMemSSA( + "enable-earlycse-memssa", cl::init(false), cl::Hidden, + cl::desc("Enable the EarlyCSE w/ MemorySSA pass (default = off)")); + static cl::opt<bool> EnableGVNHoist( "enable-gvn-hoist", cl::init(false), cl::Hidden, cl::desc("Enable the GVN hoisting pass (default = off)")); @@ -308,7 +312,7 @@ void PassManagerBuilder::addFunctionSimplificationPasses( // Start of function pass. // Break up aggregate allocas, using SSAUpdater. MPM.add(createSROAPass()); - MPM.add(createEarlyCSEPass()); // Catch trivial redundancies + MPM.add(createEarlyCSEPass(EnableEarlyCSEMemSSA)); // Catch trivial redundancies if (EnableGVNHoist) MPM.add(createGVNHoistPass()); if (EnableGVNSink) { |