[llvm] r340925 - Revert r340922 "[GVNHoist] Re-enable GVNHoist by default"

Alexandros Lamprineas via llvm-commits llvm-commits at lists.llvm.org
Wed Aug 29 06:00:55 PDT 2018


Author: alelab01
Date: Wed Aug 29 06:00:55 2018
New Revision: 340925

URL: http://llvm.org/viewvc/llvm-project?rev=340925&view=rev
Log:
Revert r340922 "[GVNHoist] Re-enable GVNHoist by default"

Another sanitizer buildbot failed this time at bootstrap when
compiling SemaTemplateInstantiate.cpp with this assertion:
`dominates(MD, U) && "Memory Def does not dominate it's uses"'.

http://lab.llvm.org:8011/builders/sanitizer-x86_64-linux/builds/15047

Modified:
    llvm/trunk/lib/Passes/PassBuilder.cpp
    llvm/trunk/lib/Transforms/IPO/PassManagerBuilder.cpp
    llvm/trunk/test/Other/new-pm-defaults.ll
    llvm/trunk/test/Other/new-pm-thinlto-defaults.ll
    llvm/trunk/test/Other/opt-O2-pipeline.ll
    llvm/trunk/test/Other/opt-O3-pipeline.ll
    llvm/trunk/test/Other/opt-Os-pipeline.ll

Modified: llvm/trunk/lib/Passes/PassBuilder.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Passes/PassBuilder.cpp?rev=340925&r1=340924&r2=340925&view=diff
==============================================================================
--- llvm/trunk/lib/Passes/PassBuilder.cpp (original)
+++ llvm/trunk/lib/Passes/PassBuilder.cpp Wed Aug 29 06:00:55 2018
@@ -174,8 +174,8 @@ static cl::opt<bool> EnableEarlyCSEMemSS
     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(true), cl::Hidden,
-    cl::desc("Enable the GVN hoisting pass for the new PM (default = on)"));
+    "enable-npm-gvn-hoist", cl::init(false), cl::Hidden,
+    cl::desc("Enable the GVN hoisting pass for the new PM (default = off)"));
 
 static cl::opt<bool> EnableGVNSink(
     "enable-npm-gvn-sink", cl::init(false), cl::Hidden,

Modified: llvm/trunk/lib/Transforms/IPO/PassManagerBuilder.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Transforms/IPO/PassManagerBuilder.cpp?rev=340925&r1=340924&r2=340925&view=diff
==============================================================================
--- llvm/trunk/lib/Transforms/IPO/PassManagerBuilder.cpp (original)
+++ llvm/trunk/lib/Transforms/IPO/PassManagerBuilder.cpp Wed Aug 29 06:00:55 2018
@@ -135,8 +135,8 @@ static cl::opt<bool> EnableEarlyCSEMemSS
     cl::desc("Enable the EarlyCSE w/ MemorySSA pass (default = on)"));
 
 static cl::opt<bool> EnableGVNHoist(
-    "enable-gvn-hoist", cl::init(true), cl::Hidden,
-    cl::desc("Enable the GVN hoisting pass (default = on)"));
+    "enable-gvn-hoist", cl::init(false), cl::Hidden,
+    cl::desc("Enable the GVN hoisting pass (default = off)"));
 
 static cl::opt<bool>
     DisableLibCallsShrinkWrap("disable-libcalls-shrinkwrap", cl::init(false),

Modified: llvm/trunk/test/Other/new-pm-defaults.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/Other/new-pm-defaults.ll?rev=340925&r1=340924&r2=340925&view=diff
==============================================================================
--- llvm/trunk/test/Other/new-pm-defaults.ll (original)
+++ llvm/trunk/test/Other/new-pm-defaults.ll Wed Aug 29 06:00:55 2018
@@ -121,10 +121,6 @@
 ; CHECK-O-NEXT: Running pass: SROA
 ; CHECK-O-NEXT: Running pass: EarlyCSEPass
 ; CHECK-O-NEXT: Running analysis: MemorySSAAnalysis
-; CHECK-O-NEXT: Running pass: GVNHoistPass on foo
-; CHECK-O-NEXT: Running analysis: PostDominatorTreeAnalysis on foo
-; CHECK-O-NEXT: Running analysis: MemoryDependenceAnalysis on foo
-; CHECK-O-NEXT: Running analysis: PhiValuesAnalysis on foo
 ; CHECK-O-NEXT: Running pass: SpeculativeExecutionPass
 ; CHECK-O-NEXT: Running pass: JumpThreadingPass
 ; CHECK-O-NEXT: Running analysis: LazyValueAnalysis
@@ -173,13 +169,23 @@
 ; CHECK-O-NEXT: Finished Loop pass manager run.
 ; CHECK-Os-NEXT: Running pass: MergedLoadStoreMotionPass
 ; CHECK-Os-NEXT: Running pass: GVN
+; CHECK-Os-NEXT: Running analysis: MemoryDependenceAnalysis
+; CHECK-Os-NEXT: Running analysis: PhiValuesAnalysis
 ; CHECK-Oz-NEXT: Running pass: MergedLoadStoreMotionPass
 ; CHECK-Oz-NEXT: Running pass: GVN
+; CHECK-Oz-NEXT: Running analysis: MemoryDependenceAnalysis
+; CHECK-Oz-NEXT: Running analysis: PhiValuesAnalysis
 ; CHECK-O2-NEXT: Running pass: MergedLoadStoreMotionPass
 ; CHECK-O2-NEXT: Running pass: GVN
+; CHECK-O2-NEXT: Running analysis: MemoryDependenceAnalysis
+; CHECK-O2-NEXT: Running analysis: PhiValuesAnalysis
 ; CHECK-O3-NEXT: Running pass: MergedLoadStoreMotionPass
 ; CHECK-O3-NEXT: Running pass: GVN
+; CHECK-O3-NEXT: Running analysis: MemoryDependenceAnalysis
+; CHECK-O3-NEXT: Running analysis: PhiValuesAnalysis
 ; CHECK-O-NEXT: Running pass: MemCpyOptPass
+; CHECK-O1-NEXT: Running analysis: MemoryDependenceAnalysis
+; CHECK-O1-NEXT: Running analysis: PhiValuesAnalysis
 ; CHECK-O-NEXT: Running pass: SCCPPass
 ; CHECK-O-NEXT: Running pass: BDCEPass
 ; CHECK-O-NEXT: Running analysis: DemandedBitsAnalysis
@@ -195,6 +201,7 @@
 ; CHECK-O-NEXT: Finished llvm::Function pass manager run.
 ; CHECK-EP-SCALAR-LATE-NEXT: Running pass: NoOpFunctionPass
 ; CHECK-O-NEXT: Running pass: ADCEPass
+; CHECK-O-NEXT: Running analysis: PostDominatorTreeAnalysis
 ; CHECK-O-NEXT: Running pass: SimplifyCFGPass
 ; CHECK-O-NEXT: Running pass: InstCombinePass
 ; CHECK-EP-PEEPHOLE-NEXT: Running pass: NoOpFunctionPass

Modified: llvm/trunk/test/Other/new-pm-thinlto-defaults.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/Other/new-pm-thinlto-defaults.ll?rev=340925&r1=340924&r2=340925&view=diff
==============================================================================
--- llvm/trunk/test/Other/new-pm-thinlto-defaults.ll (original)
+++ llvm/trunk/test/Other/new-pm-thinlto-defaults.ll Wed Aug 29 06:00:55 2018
@@ -106,10 +106,6 @@
 ; CHECK-O-NEXT: Running pass: SROA
 ; CHECK-O-NEXT: Running pass: EarlyCSEPass
 ; CHECK-O-NEXT: Running analysis: MemorySSAAnalysis
-; CHECK-O-NEXT: Running pass: GVNHoistPass on foo
-; CHECK-O-NEXT: Running analysis: PostDominatorTreeAnalysis on foo
-; CHECK-O-NEXT: Running analysis: MemoryDependenceAnalysis on foo
-; CHECK-O-NEXT: Running analysis: PhiValuesAnalysis on foo
 ; CHECK-O-NEXT: Running pass: SpeculativeExecutionPass
 ; CHECK-O-NEXT: Running pass: JumpThreadingPass
 ; CHECK-O-NEXT: Running analysis: LazyValueAnalysis
@@ -155,13 +151,23 @@
 ; CHECK-O-NEXT: Finished Loop pass manager run.
 ; CHECK-Os-NEXT: Running pass: MergedLoadStoreMotionPass
 ; CHECK-Os-NEXT: Running pass: GVN
+; CHECK-Os-NEXT: Running analysis: MemoryDependenceAnalysis
+; CHECK-Os-NEXT: Running analysis: PhiValuesAnalysis
 ; CHECK-Oz-NEXT: Running pass: MergedLoadStoreMotionPass
 ; CHECK-Oz-NEXT: Running pass: GVN
+; CHECK-Oz-NEXT: Running analysis: MemoryDependenceAnalysis
+; CHECK-Oz-NEXT: Running analysis: PhiValuesAnalysis
 ; CHECK-O2-NEXT: Running pass: MergedLoadStoreMotionPass
 ; CHECK-O2-NEXT: Running pass: GVN
+; CHECK-O2-NEXT: Running analysis: MemoryDependenceAnalysis
+; CHECK-O2-NEXT: Running analysis: PhiValuesAnalysis
 ; CHECK-O3-NEXT: Running pass: MergedLoadStoreMotionPass
 ; CHECK-O3-NEXT: Running pass: GVN
+; CHECK-O3-NEXT: Running analysis: MemoryDependenceAnalysis
+; CHECK-O3-NEXT: Running analysis: PhiValuesAnalysis
 ; CHECK-O-NEXT: Running pass: MemCpyOptPass
+; CHECK-O1-NEXT: Running analysis: MemoryDependenceAnalysis
+; CHECK-O1-NEXT: Running analysis: PhiValuesAnalysis
 ; CHECK-O-NEXT: Running pass: SCCPPass
 ; CHECK-O-NEXT: Running pass: BDCEPass
 ; CHECK-O-NEXT: Running analysis: DemandedBitsAnalysis
@@ -175,6 +181,7 @@
 ; CHECK-O-NEXT: Running pass: LCSSAPass
 ; CHECK-O-NEXT: Finished llvm::Function pass manager run
 ; CHECK-O-NEXT: Running pass: ADCEPass
+; CHECK-O-NEXT: Running analysis: PostDominatorTreeAnalysis
 ; CHECK-O-NEXT: Running pass: SimplifyCFGPass
 ; CHECK-O-NEXT: Running pass: InstCombinePass
 ; CHECK-O-NEXT: Finished llvm::Function pass manager run.

Modified: llvm/trunk/test/Other/opt-O2-pipeline.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/Other/opt-O2-pipeline.ll?rev=340925&r1=340924&r2=340925&view=diff
==============================================================================
--- llvm/trunk/test/Other/opt-O2-pipeline.ll (original)
+++ llvm/trunk/test/Other/opt-O2-pipeline.ll Wed Aug 29 06:00:55 2018
@@ -59,12 +59,6 @@
 ; CHECK-NEXT:         Function Alias Analysis Results
 ; CHECK-NEXT:         Memory SSA
 ; CHECK-NEXT:         Early CSE w/ MemorySSA
-; CHECK-NEXT:         Post-Dominator Tree Construction
-; CHECK-NEXT:         Basic Alias Analysis (stateless AA impl)
-; CHECK-NEXT:         Function Alias Analysis Results
-; CHECK-NEXT:         Phi Values Analysis
-; CHECK-NEXT:         Memory Dependence Analysis
-; CHECK-NEXT:         Early GVN Hoisting of Expressions
 ; CHECK-NEXT:         Speculatively execute instructions if target has divergent branches
 ; CHECK-NEXT:         Basic Alias Analysis (stateless AA impl)
 ; CHECK-NEXT:         Function Alias Analysis Results

Modified: llvm/trunk/test/Other/opt-O3-pipeline.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/Other/opt-O3-pipeline.ll?rev=340925&r1=340924&r2=340925&view=diff
==============================================================================
--- llvm/trunk/test/Other/opt-O3-pipeline.ll (original)
+++ llvm/trunk/test/Other/opt-O3-pipeline.ll Wed Aug 29 06:00:55 2018
@@ -62,12 +62,6 @@
 ; CHECK-NEXT:         Function Alias Analysis Results
 ; CHECK-NEXT:         Memory SSA
 ; CHECK-NEXT:         Early CSE w/ MemorySSA
-; CHECK-NEXT:         Post-Dominator Tree Construction
-; CHECK-NEXT:         Basic Alias Analysis (stateless AA impl)
-; CHECK-NEXT:         Function Alias Analysis Results
-; CHECK-NEXT:         Phi Values Analysis
-; CHECK-NEXT:         Memory Dependence Analysis
-; CHECK-NEXT:         Early GVN Hoisting of Expressions
 ; CHECK-NEXT:         Speculatively execute instructions if target has divergent branches
 ; CHECK-NEXT:         Basic Alias Analysis (stateless AA impl)
 ; CHECK-NEXT:         Function Alias Analysis Results

Modified: llvm/trunk/test/Other/opt-Os-pipeline.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/Other/opt-Os-pipeline.ll?rev=340925&r1=340924&r2=340925&view=diff
==============================================================================
--- llvm/trunk/test/Other/opt-Os-pipeline.ll (original)
+++ llvm/trunk/test/Other/opt-Os-pipeline.ll Wed Aug 29 06:00:55 2018
@@ -59,12 +59,6 @@
 ; CHECK-NEXT:         Function Alias Analysis Results
 ; CHECK-NEXT:         Memory SSA
 ; CHECK-NEXT:         Early CSE w/ MemorySSA
-; CHECK-NEXT:         Post-Dominator Tree Construction
-; CHECK-NEXT:         Basic Alias Analysis (stateless AA impl)
-; CHECK-NEXT:         Function Alias Analysis Results
-; CHECK-NEXT:         Phi Values Analysis
-; CHECK-NEXT:         Memory Dependence Analysis
-; CHECK-NEXT:         Early GVN Hoisting of Expressions
 ; CHECK-NEXT:         Speculatively execute instructions if target has divergent branches
 ; CHECK-NEXT:         Basic Alias Analysis (stateless AA impl)
 ; CHECK-NEXT:         Function Alias Analysis Results




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