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Passes do not need to recursively initialize passes that they preserve, if

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they do not also require them.  This allows us to reduce inter-pass linkage
dependencies.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116854 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Owen Anderson
2010-10-19 20:08:44 +00:00
parent 575cd148ce
commit 205942a4a5
8 changed files with 2 additions and 16 deletions
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3
lib/Transforms/Utils/LCSSA.cpp
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@@ -94,10 +94,7 @@ namespace {
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(); }

3
lib/Transforms/Utils/Mem2Reg.cpp
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@@ -55,9 +55,6 @@ INITIALIZE_PASS_BEGIN(PromotePass, "mem2reg", "Promote Memory to Register",
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)