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path: root/lib/Transforms/InstCombine/InstructionCombining.cpp
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* Fix batch of converting RegisterPass<> to INTIALIZE_PASS().Owen Anderson2010-07-211-2/+2
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@109045 91177308-0d34-0410-b5e6-96231b3b80d8
* cache result of operator*Gabor Greif2010-07-091-2/+3
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* use ArgOperand API, also tighten the type of visitFree to make this work out ↵Gabor Greif2010-06-241-6/+6
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* Teach instCombine to remove malloc+free if malloc's only uses are comparisonsDuncan Sands2010-05-271-17/+46
| | | | | | | to null. Patch by Matti Niemenmaa. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104871 91177308-0d34-0410-b5e6-96231b3b80d8
* Revert 101465, it broke internal OpenGL testing.Eric Christopher2010-04-161-5/+5
| | | | | | | | Probably the best way to know that all getOperand() calls have been handled is to replace that API instead of updating. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@101579 91177308-0d34-0410-b5e6-96231b3b80d8
* reapply r101434Gabor Greif2010-04-161-5/+5
| | | | | | | | | | | | | | with a fix for self-hosting rotate CallInst operands, i.e. move callee to the back of the operand array the motivation for this patch are laid out in my mail to llvm-commits: more efficient access to operands and callee, faster callgraph-construction, smaller compiler binary git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@101465 91177308-0d34-0410-b5e6-96231b3b80d8
* back out r101423 and r101397, they break llvm-gcc self-host on darwin10Gabor Greif2010-04-161-5/+5
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@101434 91177308-0d34-0410-b5e6-96231b3b80d8
* reapply r101364, which has been backed out in r101368Gabor Greif2010-04-151-5/+5
| | | | | | | | | | | | | | with a fix rotate CallInst operands, i.e. move callee to the back of the operand array the motivation for this patch are laid out in my mail to llvm-commits: more efficient access to operands and callee, faster callgraph-construction, smaller compiler binary git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@101397 91177308-0d34-0410-b5e6-96231b3b80d8
* back out r101364, as it trips the linux nightlybot on some clang C++ testsGabor Greif2010-04-151-5/+5
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@101368 91177308-0d34-0410-b5e6-96231b3b80d8
* rotate CallInst operands, i.e. move callee to the backGabor Greif2010-04-151-5/+5
| | | | | | | | | | | of the operand array the motivation for this patch are laid out in my mail to llvm-commits: more efficient access to operands and callee, faster callgraph-construction, smaller compiler binary git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@101364 91177308-0d34-0410-b5e6-96231b3b80d8
* There are two ways of checking for a given type, for example isa<PointerType>(T)Duncan Sands2010-02-161-4/+4
| | | | | | | | 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
* Uniformize the names of type predicates: rather than having isFloatTy andDuncan Sands2010-02-151-4/+4
| | | | | | | isInteger, we now have isFloatTy and isIntegerTy. Requested by Chris! git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96223 91177308-0d34-0410-b5e6-96231b3b80d8
* teach ComputeNumSignBits to look through PHI nodes.Chris Lattner2010-01-071-3/+0
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* Move remaining stuff to the isInteger predicate.Benjamin Kramer2010-01-051-2/+1
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* Convert a ton of simple integer type equality tests to the new predicate.Benjamin Kramer2010-01-051-1/+1
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@92760 91177308-0d34-0410-b5e6-96231b3b80d8
* Use do+while instead of while for loops which obviously have aDan Gohman2010-01-051-4/+3
| | | | | | | 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
* prune some #includes.Chris Lattner2010-01-051-8/+1
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* split and/or/xor out into one overly-large (2000LOC) file. However, I thinkChris Lattner2010-01-051-1963/+0
| | | | | | | it does make sense to keep them together, at least for now. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@92711 91177308-0d34-0410-b5e6-96231b3b80d8
* missed file with previous commit.Chris Lattner2010-01-051-418/+0
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* eliminate getBitCastOperand and simplify some over-complex inbounds stuff.Chris Lattner2010-01-051-46/+22
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* split call handling out to InstCombineCalls.cppChris Lattner2010-01-051-1110/+2
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* optimize cttz and ctlz when we can prove something about the Chris Lattner2010-01-051-1/+34
| | | | | | | leading/trailing bits. Patch by Alastair Lynn! git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@92706 91177308-0d34-0410-b5e6-96231b3b80d8
* this inline function moved to addsubChris Lattner2010-01-051-24/+0
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* split add/sub out to its own file. Eliminate use ofChris Lattner2010-01-051-695/+0
| | | | | | | | dyn_castNotVal in the X+~X transform. dyn_castNotVal is dramatic overkill for what the xform needed. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@92704 91177308-0d34-0410-b5e6-96231b3b80d8
* all the places we use hasOneUse() we know are instructions, so inlineChris Lattner2010-01-051-12/+9
| | | | | | | and simplify. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@92700 91177308-0d34-0410-b5e6-96231b3b80d8
* eliminate AssociativeOpt and its last uses.Chris Lattner2010-01-051-35/+2
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* inline the FoldICmpLogical functor.Chris Lattner2010-01-051-98/+90
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* inline the 'AddRHS' transformation, simplifying things significantly.Chris Lattner2010-01-051-39/+4
| | | | | | | | | | Eliminate the 'AddMaskingAnd' transformation, it is redundant with this more general code right below it: // A+B --> A|B iff A and B have no bits set in common. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@92693 91177308-0d34-0410-b5e6-96231b3b80d8
* remove massive over-genality manifested as a big template Chris Lattner2010-01-051-60/+1
| | | | | | | | | that got instantiated. There is no reason for instcombine to try this hard for simple associative optimizations. Next up, eliminate the template completely. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@92692 91177308-0d34-0410-b5e6-96231b3b80d8
* split mul/div/rem instructions out to their own file.Chris Lattner2010-01-051-674/+4
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* split select out to its own file.Chris Lattner2010-01-051-692/+3
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* split out load/store/alloca.Chris Lattner2010-01-051-607/+0
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* split vector stuff out to InstCombineVectorOps.cppChris Lattner2010-01-051-540/+0
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* split PHI node stuff out to InstCombinePHI.cppChris Lattner2010-01-051-821/+0
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* Remove dead debug info intrinsics.Devang Patel2010-01-051-1/+0
| | | | | | | | | | | | Intrinsic::dbg_stoppoint Intrinsic::dbg_region_start Intrinsic::dbg_region_end Intrinsic::dbg_func_start AutoUpgrade simply ignores these intrinsics now. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@92557 91177308-0d34-0410-b5e6-96231b3b80d8
* silence a bogus 'might be used uninit' warning from GCC.Chris Lattner2010-01-041-1/+1
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* move some more cast-related stuffChris Lattner2010-01-041-140/+0
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* move the [Can]EvaluateInDifferentType functions out to InstCombineCasts.cppChris Lattner2010-01-041-211/+0
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* split 943 lines of instcombine out to a new InstCombineCasts.cppChris Lattner2010-01-041-943/+27
| | | | | | | file. InstructionCombining.cpp is now down to a svelte 9300 lines :) git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@92468 91177308-0d34-0410-b5e6-96231b3b80d8
* split instcombine of compares (visit[FI]Cmp) out toChris Lattner2010-01-041-2434/+16
| | | | | | | a new InstCombineCompares.cpp file. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@92467 91177308-0d34-0410-b5e6-96231b3b80d8
* move the 'SimplifyDemandedFoo' methods out to their own file, cutting 1K ↵Chris Lattner2010-01-041-1088/+6
| | | | | | lines out of instcombine.cpp git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@92465 91177308-0d34-0410-b5e6-96231b3b80d8
* split the instcombine class definition out to a header shared Chris Lattner2010-01-041-299/+1
| | | | | | | among the instcombine library. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@92463 91177308-0d34-0410-b5e6-96231b3b80d8
* remove a ton of unneeded LLVMContext stuff.Chris Lattner2010-01-041-278/+288
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* move InstCombineWorklist out to its own header.Chris Lattner2010-01-041-82/+1
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* move instcombine to its own library, it's past time.Chris Lattner2010-01-041-0/+14087
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@92459 91177308-0d34-0410-b5e6-96231b3b80d8
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