[llvm] r277685 - GVN-hoist: enable by default

Sebastian Pop via llvm-commits llvm-commits at lists.llvm.org
Wed Aug 3 18:59:42 PDT 2016


Author: spop
Date: Wed Aug  3 20:59:42 2016
New Revision: 277685

URL: http://llvm.org/viewvc/llvm-project?rev=277685&view=rev
Log:
GVN-hoist: enable by default

As we addressed all compilation time problems with GVN-hoist
https://llvm.org/bugs/show_bug.cgi?id=28670
this patch turns GVN-hoist back by default.

Differential Revision: https://reviews.llvm.org/D23136

Modified:
    llvm/trunk/lib/Transforms/IPO/PassManagerBuilder.cpp

Modified: llvm/trunk/lib/Transforms/IPO/PassManagerBuilder.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Transforms/IPO/PassManagerBuilder.cpp?rev=277685&r1=277684&r2=277685&view=diff
==============================================================================
--- llvm/trunk/lib/Transforms/IPO/PassManagerBuilder.cpp (original)
+++ llvm/trunk/lib/Transforms/IPO/PassManagerBuilder.cpp Wed Aug  3 20:59:42 2016
@@ -138,8 +138,8 @@ static cl::opt<int> PreInlineThreshold(
              "(default = 75)"));
 
 static cl::opt<bool> EnableGVNHoist(
-    "enable-gvn-hoist", cl::init(false), cl::Hidden,
-    cl::desc("Enable the experimental GVN Hoisting pass"));
+    "enable-gvn-hoist", cl::init(true), cl::Hidden,
+    cl::desc("Enable the GVN hoisting pass (default = on)"));
 
 PassManagerBuilder::PassManagerBuilder() {
     OptLevel = 2;




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