[llvm-commits] [llvm] r116854 - in /llvm/trunk/lib/Transforms: Scalar/LICM.cpp Scalar/LoopDeletion.cpp Scalar/LoopRotation.cpp Scalar/LoopStrengthReduce.cpp Scalar/LoopUnrollPass.cpp Scalar/LoopUnswitch.cpp Utils/LCSSA.cpp Utils/Mem2Reg.cpp

Owen Anderson resistor at mac.com
Tue Oct 19 13:08:44 PDT 2010


Author: resistor
Date: Tue Oct 19 15:08:44 2010
New Revision: 116854

URL: http://llvm.org/viewvc/llvm-project?rev=116854&view=rev
Log:
Passes do not need to recursively initialize passes that they preserve, if
they do not also require them.  This allows us to reduce inter-pass linkage
dependencies.

Modified:
    llvm/trunk/lib/Transforms/Scalar/LICM.cpp
    llvm/trunk/lib/Transforms/Scalar/LoopDeletion.cpp
    llvm/trunk/lib/Transforms/Scalar/LoopRotation.cpp
    llvm/trunk/lib/Transforms/Scalar/LoopStrengthReduce.cpp
    llvm/trunk/lib/Transforms/Scalar/LoopUnrollPass.cpp
    llvm/trunk/lib/Transforms/Scalar/LoopUnswitch.cpp
    llvm/trunk/lib/Transforms/Utils/LCSSA.cpp
    llvm/trunk/lib/Transforms/Utils/Mem2Reg.cpp

Modified: llvm/trunk/lib/Transforms/Scalar/LICM.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Transforms/Scalar/LICM.cpp?rev=116854&r1=116853&r2=116854&view=diff
==============================================================================
--- llvm/trunk/lib/Transforms/Scalar/LICM.cpp (original)
+++ llvm/trunk/lib/Transforms/Scalar/LICM.cpp Tue Oct 19 15:08:44 2010
@@ -207,7 +207,6 @@
 INITIALIZE_PASS_BEGIN(LICM, "licm", "Loop Invariant Code Motion", false, false)
 INITIALIZE_PASS_DEPENDENCY(DominatorTree)
 INITIALIZE_PASS_DEPENDENCY(LoopInfo)
-INITIALIZE_PASS_DEPENDENCY(ScalarEvolution)
 INITIALIZE_PASS_DEPENDENCY(LoopSimplify)
 INITIALIZE_AG_DEPENDENCY(AliasAnalysis)
 INITIALIZE_PASS_END(LICM, "licm", "Loop Invariant Code Motion", false, false)

Modified: llvm/trunk/lib/Transforms/Scalar/LoopDeletion.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Transforms/Scalar/LoopDeletion.cpp?rev=116854&r1=116853&r2=116854&view=diff
==============================================================================
--- llvm/trunk/lib/Transforms/Scalar/LoopDeletion.cpp (original)
+++ llvm/trunk/lib/Transforms/Scalar/LoopDeletion.cpp Tue Oct 19 15:08:44 2010
@@ -64,7 +64,6 @@
 INITIALIZE_PASS_DEPENDENCY(ScalarEvolution)
 INITIALIZE_PASS_DEPENDENCY(LoopSimplify)
 INITIALIZE_PASS_DEPENDENCY(LCSSA)
-INITIALIZE_PASS_DEPENDENCY(DominanceFrontier)
 INITIALIZE_PASS_END(LoopDeletion, "loop-deletion",
                 "Delete dead loops", false, false)
 

Modified: llvm/trunk/lib/Transforms/Scalar/LoopRotation.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Transforms/Scalar/LoopRotation.cpp?rev=116854&r1=116853&r2=116854&view=diff
==============================================================================
--- llvm/trunk/lib/Transforms/Scalar/LoopRotation.cpp (original)
+++ llvm/trunk/lib/Transforms/Scalar/LoopRotation.cpp Tue Oct 19 15:08:44 2010
@@ -82,12 +82,9 @@
   
 char LoopRotate::ID = 0;
 INITIALIZE_PASS_BEGIN(LoopRotate, "loop-rotate", "Rotate Loops", false, false)
-INITIALIZE_PASS_DEPENDENCY(DominatorTree)
-INITIALIZE_PASS_DEPENDENCY(DominanceFrontier)
 INITIALIZE_PASS_DEPENDENCY(LoopInfo)
 INITIALIZE_PASS_DEPENDENCY(LoopSimplify)
 INITIALIZE_PASS_DEPENDENCY(LCSSA)
-INITIALIZE_PASS_DEPENDENCY(ScalarEvolution)
 INITIALIZE_PASS_END(LoopRotate, "loop-rotate", "Rotate Loops", false, false)
 
 Pass *llvm::createLoopRotatePass() { return new LoopRotate(); }

Modified: llvm/trunk/lib/Transforms/Scalar/LoopStrengthReduce.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Transforms/Scalar/LoopStrengthReduce.cpp?rev=116854&r1=116853&r2=116854&view=diff
==============================================================================
--- llvm/trunk/lib/Transforms/Scalar/LoopStrengthReduce.cpp (original)
+++ llvm/trunk/lib/Transforms/Scalar/LoopStrengthReduce.cpp Tue Oct 19 15:08:44 2010
@@ -3793,11 +3793,11 @@
 char LoopStrengthReduce::ID = 0;
 INITIALIZE_PASS_BEGIN(LoopStrengthReduce, "loop-reduce",
                 "Loop Strength Reduction", false, false)
-INITIALIZE_PASS_DEPENDENCY(LoopSimplify)
-INITIALIZE_PASS_DEPENDENCY(DominanceFrontier)
 INITIALIZE_PASS_DEPENDENCY(DominatorTree)
 INITIALIZE_PASS_DEPENDENCY(ScalarEvolution)
 INITIALIZE_PASS_DEPENDENCY(IVUsers)
+INITIALIZE_PASS_DEPENDENCY(LoopInfo)
+INITIALIZE_PASS_DEPENDENCY(LoopSimplify)
 INITIALIZE_PASS_END(LoopStrengthReduce, "loop-reduce",
                 "Loop Strength Reduction", false, false)
 

Modified: llvm/trunk/lib/Transforms/Scalar/LoopUnrollPass.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Transforms/Scalar/LoopUnrollPass.cpp?rev=116854&r1=116853&r2=116854&view=diff
==============================================================================
--- llvm/trunk/lib/Transforms/Scalar/LoopUnrollPass.cpp (original)
+++ llvm/trunk/lib/Transforms/Scalar/LoopUnrollPass.cpp Tue Oct 19 15:08:44 2010
@@ -85,8 +85,6 @@
 INITIALIZE_PASS_DEPENDENCY(LoopInfo)
 INITIALIZE_PASS_DEPENDENCY(LoopSimplify)
 INITIALIZE_PASS_DEPENDENCY(LCSSA)
-INITIALIZE_PASS_DEPENDENCY(ScalarEvolution)
-INITIALIZE_PASS_DEPENDENCY(DominatorTree)
 INITIALIZE_PASS_END(LoopUnroll, "loop-unroll", "Unroll loops", false, false)
 
 Pass *llvm::createLoopUnrollPass() { return new LoopUnroll(); }

Modified: llvm/trunk/lib/Transforms/Scalar/LoopUnswitch.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Transforms/Scalar/LoopUnswitch.cpp?rev=116854&r1=116853&r2=116854&view=diff
==============================================================================
--- llvm/trunk/lib/Transforms/Scalar/LoopUnswitch.cpp (original)
+++ llvm/trunk/lib/Transforms/Scalar/LoopUnswitch.cpp Tue Oct 19 15:08:44 2010
@@ -165,7 +165,6 @@
 INITIALIZE_PASS_DEPENDENCY(LoopSimplify)
 INITIALIZE_PASS_DEPENDENCY(LoopInfo)
 INITIALIZE_PASS_DEPENDENCY(LCSSA)
-INITIALIZE_PASS_DEPENDENCY(DominatorTree)
 INITIALIZE_PASS_END(LoopUnswitch, "loop-unswitch", "Unswitch loops",
                       false, false)
 

Modified: llvm/trunk/lib/Transforms/Utils/LCSSA.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Transforms/Utils/LCSSA.cpp?rev=116854&r1=116853&r2=116854&view=diff
==============================================================================
--- llvm/trunk/lib/Transforms/Utils/LCSSA.cpp (original)
+++ llvm/trunk/lib/Transforms/Utils/LCSSA.cpp Tue Oct 19 15:08:44 2010
@@ -94,10 +94,7 @@
 char LCSSA::ID = 0;
 INITIALIZE_PASS_BEGIN(LCSSA, "lcssa", "Loop-Closed SSA Form Pass", false, false)
 INITIALIZE_PASS_DEPENDENCY(DominatorTree)
-INITIALIZE_PASS_DEPENDENCY(DominanceFrontier)
 INITIALIZE_PASS_DEPENDENCY(LoopInfo)
-INITIALIZE_PASS_DEPENDENCY(LoopSimplify)
-INITIALIZE_PASS_DEPENDENCY(ScalarEvolution)
 INITIALIZE_PASS_END(LCSSA, "lcssa", "Loop-Closed SSA Form Pass", false, false)
 
 Pass *llvm::createLCSSAPass() { return new LCSSA(); }

Modified: llvm/trunk/lib/Transforms/Utils/Mem2Reg.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Transforms/Utils/Mem2Reg.cpp?rev=116854&r1=116853&r2=116854&view=diff
==============================================================================
--- llvm/trunk/lib/Transforms/Utils/Mem2Reg.cpp (original)
+++ llvm/trunk/lib/Transforms/Utils/Mem2Reg.cpp Tue Oct 19 15:08:44 2010
@@ -55,9 +55,6 @@
                 false, false)
 INITIALIZE_PASS_DEPENDENCY(DominatorTree)
 INITIALIZE_PASS_DEPENDENCY(DominanceFrontier)
-INITIALIZE_PASS_DEPENDENCY(UnifyFunctionExitNodes)
-INITIALIZE_PASS_DEPENDENCY(LowerSwitch)
-INITIALIZE_PASS_DEPENDENCY(LowerInvoke)
 INITIALIZE_PASS_END(PromotePass, "mem2reg", "Promote Memory to Register",
                 false, false)
 





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