From: Geoff Berry <gberry@codeaurora.org>
Date: Tue, 27 Jun 2017 22:25:02 +0000 (+0000)
Subject: [EarlyCSE][MemorySSA] Enable MemorySSA in function-simplification pass of EarlyCSE.
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=607969f748ffb59b0dbcf9a6aa22ebf0a20bd70f;p=llvm

[EarlyCSE][MemorySSA] Enable MemorySSA in function-simplification pass of EarlyCSE.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@306477 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Passes/PassBuilder.cpp b/lib/Passes/PassBuilder.cpp
index 78d5ea955e6..928dc0fa97e 100644
--- a/lib/Passes/PassBuilder.cpp
+++ b/lib/Passes/PassBuilder.cpp
@@ -161,8 +161,8 @@ static cl::opt<bool>
               cl::desc("Run NewGVN instead of GVN"));
 
 static cl::opt<bool> EnableEarlyCSEMemSSA(
-    "enable-npm-earlycse-memssa", cl::init(false), cl::Hidden,
-    cl::desc("Enable the EarlyCSE w/ MemorySSA pass for the new PM (default = off)"));
+    "enable-npm-earlycse-memssa", cl::init(true), cl::Hidden,
+    cl::desc("Enable the EarlyCSE w/ MemorySSA pass for the new PM (default = on)"));
 
 static cl::opt<bool> EnableGVNHoist(
     "enable-npm-gvn-hoist", cl::init(false), cl::Hidden,
diff --git a/lib/Transforms/IPO/PassManagerBuilder.cpp b/lib/Transforms/IPO/PassManagerBuilder.cpp
index 1a34eca2c5d..5538756b8bf 100644
--- a/lib/Transforms/IPO/PassManagerBuilder.cpp
+++ b/lib/Transforms/IPO/PassManagerBuilder.cpp
@@ -138,8 +138,8 @@ static cl::opt<int> PreInlineThreshold(
              "(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)"));
+    "enable-earlycse-memssa", cl::init(true), cl::Hidden,
+    cl::desc("Enable the EarlyCSE w/ MemorySSA pass (default = on)"));
 
 static cl::opt<bool> EnableGVNHoist(
     "enable-gvn-hoist", cl::init(false), cl::Hidden,
diff --git a/test/Other/new-pm-defaults.ll b/test/Other/new-pm-defaults.ll
index c5d10a0a67e..fbecb34aa4b 100644
--- a/test/Other/new-pm-defaults.ll
+++ b/test/Other/new-pm-defaults.ll
@@ -74,6 +74,7 @@
 ; CHECK-O-NEXT: Starting llvm::Function pass manager run.
 ; CHECK-O-NEXT: Running pass: SROA
 ; CHECK-O-NEXT: Running pass: EarlyCSEPass
+; CHECK-O-NEXT: Running analysis: MemorySSAAnalysis
 ; CHECK-O-NEXT: Running pass: SpeculativeExecutionPass
 ; CHECK-O-NEXT: Running pass: JumpThreadingPass
 ; CHECK-O-NEXT: Running analysis: LazyValueAnalysis
diff --git a/test/Other/new-pm-thinlto-defaults.ll b/test/Other/new-pm-thinlto-defaults.ll
index 52f475b0397..d141c9f85b5 100644
--- a/test/Other/new-pm-thinlto-defaults.ll
+++ b/test/Other/new-pm-thinlto-defaults.ll
@@ -90,6 +90,7 @@
 ; CHECK-O-NEXT: Starting llvm::Function pass manager run.
 ; CHECK-O-NEXT: Running pass: SROA
 ; CHECK-O-NEXT: Running pass: EarlyCSEPass
+; CHECK-O-NEXT: Running analysis: MemorySSAAnalysis
 ; CHECK-O-NEXT: Running pass: SpeculativeExecutionPass
 ; CHECK-O-NEXT: Running pass: JumpThreadingPass
 ; CHECK-O-NEXT: Running analysis: LazyValueAnalysis