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path: root/lib/Transforms/Utils/PromoteMemoryToRegister.cpp
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2010-11-16Have a few places that want to simplify phi nodes use SimplifyInstructionDuncan Sands
rather than calling hasConstantValue. No intended functionality change. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@119352 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-18remove some dead code.Chris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111344 91177308-0d34-0410-b5e6-96231b3b80d8
2010-07-20Don't look up the "dbg" metadata kind by name.Dan Gohman
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108961 91177308-0d34-0410-b5e6-96231b3b80d8
2010-07-09cache result of operator*Gabor Greif
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@107966 91177308-0d34-0410-b5e6-96231b3b80d8
2010-06-21Use A.append(...) instead of A.insert(A.end(), ...) when A is aDan Gohman
SmallVector, and other SmallVector simplifications. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106452 91177308-0d34-0410-b5e6-96231b3b80d8
2010-06-04Copy location info for current function argument from dbg.declare if ↵Devang Patel
respective store instruction does not have any location info. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@105490 91177308-0d34-0410-b5e6-96231b3b80d8
2010-05-28Fix typo.Devang Patel
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104914 91177308-0d34-0410-b5e6-96231b3b80d8
2010-05-28Fix typo.Devang Patel
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104913 91177308-0d34-0410-b5e6-96231b3b80d8
2010-05-27Do not drop location info for inlined function args.Devang Patel
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104884 91177308-0d34-0410-b5e6-96231b3b80d8
2010-05-11Fixes for Microsoft Visual Studio 2010, from Steven Watanabe!Douglas Gregor
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@103457 91177308-0d34-0410-b5e6-96231b3b80d8
2010-05-07Wrap const MDNode * inside DIDescriptor.Devang Patel
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@103295 91177308-0d34-0410-b5e6-96231b3b80d8
2010-05-07Use overloaded operators instead of DIDescriptor::getNode()Devang Patel
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@103276 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-25rename use_const_iterator to const_use_iterator for consistency's sakeGabor Greif
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@99564 91177308-0d34-0410-b5e6-96231b3b80d8
2010-02-16There are two ways of checking for a given type, for example isa<PointerType>(T)Duncan Sands
and T->isPointerTy(). Convert most instances of the first form to the second form. Requested by Chris. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96344 91177308-0d34-0410-b5e6-96231b3b80d8
2010-01-29mem2reg erases the dbg.declare intrinsics that it converts to dbg.val intrinsicsVictor Hernandez
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@94763 91177308-0d34-0410-b5e6-96231b3b80d8
2010-01-27some cleanups.Chris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@94649 91177308-0d34-0410-b5e6-96231b3b80d8
2010-01-27no need to check for nullChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@94648 91177308-0d34-0410-b5e6-96231b3b80d8
2010-01-27When converting dbg.declare to dbg.value, attach promoted store's debug ↵Victor Hernandez
metadata to dbg.value git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@94634 91177308-0d34-0410-b5e6-96231b3b80d8
2010-01-26Switch AllocaDbgDeclares to SmallVector and don't leak DIFactoryVictor Hernandez
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@94567 91177308-0d34-0410-b5e6-96231b3b80d8
2010-01-26In mem2reg, for all alloca/stores that get promoted where the alloca has an ↵Victor Hernandez
associated llvm.dbg.declare instrinsic, insert an llvm.dbg.var intrinsic before each store. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@94493 91177308-0d34-0410-b5e6-96231b3b80d8
2010-01-25Revert r94260 until findDbgDeclare() is made more efficientVictor Hernandez
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@94432 91177308-0d34-0410-b5e6-96231b3b80d8
2010-01-23In mem2reg, for all alloca/stores that get promoted where the alloca has an ↵Victor Hernandez
associated llvm.dbg.declare instrinsic, insert an llvm.dbg.var intrinsic before each store git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@94260 91177308-0d34-0410-b5e6-96231b3b80d8
2010-01-22Keep ignoring pointer-to-pointer bitcastsVictor Hernandez
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@94194 91177308-0d34-0410-b5e6-96231b3b80d8
2010-01-21DbgInfoIntrinsic no longer appear in an instruction's use listVictor Hernandez
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@94113 91177308-0d34-0410-b5e6-96231b3b80d8
2010-01-05Use do+while instead of while for loops which obviously have aDan Gohman
non-zero trip count. Use SmallVector's pop_back_val(). git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@92734 91177308-0d34-0410-b5e6-96231b3b80d8
2009-12-15Remove isPod() from DenseMapInfo, splitting it out to its ownChris Lattner
isPodLike type trait. This is a generally useful type trait for more than just DenseMap, and we really care about whether something acts like a pod, not whether it really is a pod. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@91421 91177308-0d34-0410-b5e6-96231b3b80d8
2009-12-13Don't leave pointers uninitialized in the default constructor. GCC complainsChandler Carruth
about the potential use of these uninitialized members under certain conditions. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@91239 91177308-0d34-0410-b5e6-96231b3b80d8
2009-11-23Pull LLVMContext out of PromoteMemToReg.Nick Lewycky
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@89645 91177308-0d34-0410-b5e6-96231b3b80d8
2009-11-02fix a bug exposed by moving SRoA earlier which caused a crash building kc++Chris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@85786 91177308-0d34-0410-b5e6-96231b3b80d8
2009-10-25Remove includes of Support/Compiler.h that are no longer needed after theNick Lewycky
VISIBILITY_HIDDEN removal. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@85043 91177308-0d34-0410-b5e6-96231b3b80d8
2009-10-25Remove VISIBILITY_HIDDEN from class/struct found inside anonymous namespaces.Nick Lewycky
Chris claims we should never have visibility_hidden inside any .cpp file but that's still not true even after this commit. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@85042 91177308-0d34-0410-b5e6-96231b3b80d8
2009-09-21tidy upChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@82488 91177308-0d34-0410-b5e6-96231b3b80d8
2009-09-03Change PHINode::hasConstantValue to have a DominatorTree argumentDan Gohman
instead of a bool argument, and to do the dominator check itself. This makes it eaiser to use when DominatorTree information is available. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@80920 91177308-0d34-0410-b5e6-96231b3b80d8
2009-08-07Fix a bunch of namespace pollution.Dan Gohman
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78363 91177308-0d34-0410-b5e6-96231b3b80d8
2009-07-30Move more code back to 2.5 APIs.Owen Anderson
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@77635 91177308-0d34-0410-b5e6-96231b3b80d8
2009-07-30Twines: Don't allow implicit conversion from integers, this is too tricky.Daniel Dunbar
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@77605 91177308-0d34-0410-b5e6-96231b3b80d8
2009-07-30Switch obvious clients to Twine instead of utostr (when they were already usingDaniel Dunbar
a Twine, e.g., for names). - I am a little ambivalent about this; we don't want the string conversion of utostr, but using overload '+' mixed with string and integer arguments is sketchy. On the other hand, this particular usage is something of an idiom. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@77579 91177308-0d34-0410-b5e6-96231b3b80d8
2009-07-22Get rid of the Pass+Context magic.Owen Anderson
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@76702 91177308-0d34-0410-b5e6-96231b3b80d8
2009-07-06"LLVMContext* " --> "LLVMContext *"Owen Anderson
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@74878 91177308-0d34-0410-b5e6-96231b3b80d8
2009-07-05More LLVMContext-ification.Owen Anderson
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@74807 91177308-0d34-0410-b5e6-96231b3b80d8
2009-05-06Simplify code by using SmallVector's pop_back_val() instead ofDan Gohman
separate back() and pop_back() calls. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@71089 91177308-0d34-0410-b5e6-96231b3b80d8
2009-04-16Fix for PR3944: make mem2reg O(N) instead of O(N^2) in the number of Eli Friedman
incoming edges for a block with many predecessors. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@69312 91177308-0d34-0410-b5e6-96231b3b80d8
2009-03-06Tweak the check for promotable alloca's to handleDale Johannesen
debug intrinsics correctly. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@66225 91177308-0d34-0410-b5e6-96231b3b80d8
2008-11-17Let AnalyzeAlloca() remove debug intrinsics.Devang Patel
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59454 91177308-0d34-0410-b5e6-96231b3b80d8
2008-11-08Rework r58829, allowing removal of dbg info intrinsics during allocaDaniel Dunbar
promotion. - Eliminate uses after free and simplify tests. Devang: Please check that this is still doing what you intended. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@58887 91177308-0d34-0410-b5e6-96231b3b80d8
2008-11-07BCUI + 1 doesn't work. Use next instead.Bill Wendling
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@58830 91177308-0d34-0410-b5e6-96231b3b80d8
2008-11-07Handle (delete) dbg intrinsics while promoting alloca.Devang Patel
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@58826 91177308-0d34-0410-b5e6-96231b3b80d8
2008-10-27Rewrite all the 'PromoteLocallyUsedAlloca[s]' logic. With the power ofChris Lattner
LargeBlockInfo, we can now dramatically simplify their implementation and speed them up at the same time. Now the code has time proportional to the number of uses of the alloca, not the size of the block. This also eliminates code that tried to batch up different allocas which are used in the same blocks, and eliminates the 'retry list' logic which was baroque and no unneccesary. In addition to being a speedup for crazy cases, this is also a nice cleanup: PromoteMemoryToRegister.cpp | 270 +++++++++++++++----------------------------- 1 file changed, 96 insertions(+), 174 deletions(-) git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@58229 91177308-0d34-0410-b5e6-96231b3b80d8
2008-10-27Add a new LargeBlockInfo helper, which is just a wrapper aroundChris Lattner
a trivial dense map. Use this in RewriteSingleStoreAlloca to avoid aggressively rescanning blocks over and over again. This fixes PR2925, speeding up mem2reg on the testcase in that bug from 4.56s to 0.02s in a debug build on my machine. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@58227 91177308-0d34-0410-b5e6-96231b3b80d8
2008-04-06API changes for class Use size reduction, wave 1.Gabor Greif
Specifically, introduction of XXX::Create methods for Users that have a potentially variable number of Uses. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@49277 91177308-0d34-0410-b5e6-96231b3b80d8
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