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path: root/lib/Transforms/Scalar/LoopInstSimplify.cpp
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2013-02-09Remove #includes from the commonly used LoopInfo.h.Jakub Staszak
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174786 91177308-0d34-0410-b5e6-96231b3b80d8
2013-01-02Move all of the header files which are involved in modelling the LLVM IRChandler Carruth
into their new header subdirectory: include/llvm/IR. This matches the directory structure of lib, and begins to correct a long standing point of file layout clutter in LLVM. There are still more header files to move here, but I wanted to handle them in separate commits to make tracking what files make sense at each layer easier. The only really questionable files here are the target intrinsic tablegen files. But that's a battle I'd rather not fight today. I've updated both CMake and Makefile build systems (I think, and my tests think, but I may have missed something). I've also re-sorted the includes throughout the project. I'll be committing updates to Clang, DragonEgg, and Polly momentarily. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@171366 91177308-0d34-0410-b5e6-96231b3b80d8
2012-12-03Use the new script to sort the includes of every file under lib.Chandler Carruth
Sooooo many of these had incorrect or strange main module includes. I have manually inspected all of these, and fixed the main module include to be the nearest plausible thing I could find. If you own or care about any of these source files, I encourage you to take some time and check that these edits were sensible. I can't have broken anything (I strictly added headers, and reordered them, never removed), but they may not be the headers you'd really like to identify as containing the API being implemented. Many forward declarations and missing includes were added to a header files to allow them to parse cleanly when included first. The main module rule does in fact have its merits. =] git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@169131 91177308-0d34-0410-b5e6-96231b3b80d8
2012-10-08Move TargetData to DataLayout.Micah Villmow
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@165402 91177308-0d34-0410-b5e6-96231b3b80d8
2012-08-29Make MemoryBuiltins aware of TargetLibraryInfo.Benjamin Kramer
This disables malloc-specific optimization when -fno-builtin (or -ffreestanding) is specified. This has been a problem for a long time but became more severe with the recent memory builtin improvements. Since the memory builtin functions are used everywhere, this required passing TLI in many places. This means that functions that now have an optional TLI argument, like RecursivelyDeleteTriviallyDeadFunctions, won't remove dead mallocs anymore if the TLI argument is missing. I've updated most passes to do the right thing. Fixes PR13694 and probably others. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162841 91177308-0d34-0410-b5e6-96231b3b80d8
2012-07-24Clean whitespaces.Nadav Rotem
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160668 91177308-0d34-0410-b5e6-96231b3b80d8
2011-12-01Propagate TargetLibraryInfo throughout ConstantFolding.cpp and Chad Rosier
InstructionSimplify.cpp. Other fixups as needed. Part of rdar://10500969 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@145559 91177308-0d34-0410-b5e6-96231b3b80d8
2011-02-11LoopInstSimplify preserves ScalarEvolution.Cameron Zwarich
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@125368 91177308-0d34-0410-b5e6-96231b3b80d8
2011-01-09LoopInstSimplify preserves LoopSimplify.Cameron Zwarich
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@123117 91177308-0d34-0410-b5e6-96231b3b80d8
2011-01-08Fix coding style issues.Cameron Zwarich
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@123065 91177308-0d34-0410-b5e6-96231b3b80d8
2011-01-08Contract subloop bodies. However, it is still important to visit the phis at theCameron Zwarich
top of subloop headers, as the phi uses logically occur outside of the subloop. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@123062 91177308-0d34-0410-b5e6-96231b3b80d8
2011-01-05Use pop_back_val instead of back followed by pop_back.Cameron Zwarich
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122876 91177308-0d34-0410-b5e6-96231b3b80d8
2011-01-05Use a worklist for later iterations just like ordinary instsimplify. The nextCameron Zwarich
step is to only process instructions in subloops if they have been modified by an earlier simplification. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122869 91177308-0d34-0410-b5e6-96231b3b80d8
2011-01-05Change LoopInstSimplify back to a LoopPass. It revisits subloops rather thanCameron Zwarich
skipping them, but it should probably use a worklist and only revisit those instructions in subloops that have actually changed. It should probably also use a worklist after the first iteration like instsimplify now does. Regardless, it's only 0.3% of opt -O2 time on 403.gcc if it replaces the instcombine placed in the middle of the loop passes. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122868 91177308-0d34-0410-b5e6-96231b3b80d8
2011-01-04Switch to the new style of asterisk placement.Cameron Zwarich
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122815 91177308-0d34-0410-b5e6-96231b3b80d8
2011-01-04Address most of Duncan's review comments. Also, make LoopInstSimplify a simpleCameron Zwarich
FunctionPass. It probably doesn't have a reason to be a LoopPass, as it will probably drop the simple fixed point and either use RPO iteration or Duncan's approach in instsimplify of only revisiting instructions that have changed. The next step is to preserve LoopSimplify. This looks like it won't be too hard, although the pass manager doesn't actually seem to respect when non-loop passes claim to preserve LCSSA or LoopSimplify. This will have to be fixed. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122791 91177308-0d34-0410-b5e6-96231b3b80d8
2011-01-03Add a new loop-instsimplify pass, with the intention of replacing the instanceCameron Zwarich
of instcombine that is currently in the middle of the loop pass pipeline. This commit only checks in the pass; it will hopefully be enabled by default later. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122719 91177308-0d34-0410-b5e6-96231b3b80d8