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path: root/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
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* Add skeletal code to increase the alignment of loads and stores whenChris Lattner2008-01-251-0/+38
* clarify a comment, thanks Duncan.Chris Lattner2008-01-241-2/+3
* Fix this buggy transformation. Two observations:Chris Lattner2008-01-241-17/+8
* The dag combiner is missing revisiting nodes that it really should, and thus ...Chris Lattner2008-01-241-0/+5
* fold fp_round(fp_round(x)) -> fp_round(x).Chris Lattner2008-01-241-0/+9
* This commit changes:Chris Lattner2008-01-171-10/+20
* code cleanups, no functionality change.Chris Lattner2008-01-171-7/+9
* * Introduce a new SelectionDAG::getIntPtrConstant methodChris Lattner2008-01-171-11/+25
* Fixes a nasty dag combiner bug that causes a bunch of tests to fail at -O0.Evan Cheng2008-01-161-6/+44
* Factor the ReachesChainWithoutSideEffects out of dag combiner into Chris Lattner2008-01-161-28/+1
* Make load->store deletion a bit smarter. This allows us to compile this:Chris Lattner2008-01-081-3/+33
* Remove attribution from file headers, per discussion on llvmdev.Chris Lattner2007-12-291-2/+2
* make sure not to zap volatile stores, thanks a lot to Dale for noticing this!Chris Lattner2007-12-291-1/+2
* don't fold fp_round(fp_extend(load)) -> fp_round(extload)Chris Lattner2007-12-291-0/+4
* Delete a store whose input is a load from the same pointer:Chris Lattner2007-12-291-1/+12
* Tell TargetLoweringOpt whether it is running beforeChris Lattner2007-12-221-1/+1
* Don't leave newly created nodes around if it turns out they are not needed.Evan Cheng2007-12-191-2/+4
* Redo previous patch so optimization only done for i1.Dale Johannesen2007-12-061-16/+4
* third time around: instead of disabling this completely,Chris Lattner2007-12-061-6/+13
* Actually, disable this code for now. More analysis and improvements toChris Lattner2007-12-061-0/+6
* implement a readme entry, compiling the code into:Chris Lattner2007-12-061-19/+65
* Fix PR1842.Dale Johannesen2007-12-061-4/+16
* Don't lower srem/urem X%C to X-X/C*C unless the division is actuallyDan Gohman2007-11-261-14/+18
* Move MinAlign to MathExtras.h.Duncan Sands2007-11-091-1/+0
* Fix some load/store logic that would be wrong forDuncan Sands2007-11-091-4/+8
* If both parts of smul_lohi, etc. are used, don't simplify. If only one part i...Evan Cheng2007-11-081-30/+31
* Typo.Evan Cheng2007-10-301-1/+1
* Fix a DAGCombiner abort on a bitcast from a scalar to a vector.Dan Gohman2007-10-291-1/+2
* Enable more fold (sext (load x)) -> (sext (truncate (sextload x)))Evan Cheng2007-10-291-24/+134
* The guaranteed alignment of ptr+offset is only the minimum ofDuncan Sands2007-10-281-9/+13
* Redo "last ppc long double fix" as Chris wants.Dale Johannesen2007-10-191-1/+1
* More ppcf128 issues (maybe the last)?Dale Johannesen2007-10-191-1/+1
* Disable attempts to constant fold PPC f128.Dale Johannesen2007-10-161-12/+16
* One mundane change: Change ReplaceAllUsesOfValueWith to *optionally* Chris Lattner2007-10-151-19/+14
* Enhance the truncstore optimization code to handle shiftedChris Lattner2007-10-131-2/+21
* Add a simple optimization to simplify the input toChris Lattner2007-10-131-0/+42
* Correct swapped arguments to getConstant.Duncan Sands2007-10-101-1/+1
* DAGCombiner support for UDIVREM/SDIVREM and UMUL_LOHI/SMUL_LOHI. Dan Gohman2007-10-081-17/+137
* Reapply 42677.Evan Cheng2007-10-061-3/+52
* revert evan's patch until the header is committedChris Lattner2007-10-061-52/+3
* Added DAG xforms. e.g.Evan Cheng2007-10-061-3/+52
* Fix a bogus splat xform:Evan Cheng2007-09-181-2/+1
* Prevent crash on long double.Dale Johannesen2007-09-181-0/+4
* Revise previous patch per review comments.Dale Johannesen2007-09-121-5/+5
* Add APInt interfaces to APFloat (allows directlyDale Johannesen2007-09-111-3/+5
* Emit:Chris Lattner2007-09-101-0/+10
* Add mod, copysign, abs operations to APFloat.Dale Johannesen2007-08-311-7/+9
* Make DAGCombiner's global alias analysis query more precise in the caseDan Gohman2007-08-271-2/+3
* Revise per review comments.Dale Johannesen2007-08-261-1/+1
* Add APFloat interface to ConstantFPSDNode. ChangeDale Johannesen2007-08-251-10/+6
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