llvm-6502/lib/Transforms/InstCombine
Chris Lattner bb75d337c4 implement instcombine folding for things like (x >> c) < 42.
We were previously simplifying divisions, but not right shifts!


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@125454 91177308-0d34-0410-b5e6-96231b3b80d8
2011-02-13 08:07:21 +00:00
..
CMakeLists.txt Removed a bunch of unnecessary target_link_libraries. 2010-09-28 22:39:14 +00:00
InstCombine.h refactor some code out into a helper method. 2011-02-13 07:43:07 +00:00
InstCombineAddSub.cpp When lowering an inbounds gep, the intermediate adds can have 2011-02-11 21:37:43 +00:00
InstCombineAndOrXor.cpp more cleanups, notably bitcast isn't used for "signed to unsigned type 2011-02-10 05:17:27 +00:00
InstCombineCalls.cpp Teach instcombine about the rest of the SSE and SSE2 conversion 2011-01-10 07:19:37 +00:00
InstCombineCasts.cpp implement an instcombine xform that canonicalizes casts outside of and-with-constant operations. 2011-01-15 06:32:33 +00:00
InstCombineCompares.cpp implement instcombine folding for things like (x >> c) < 42. 2011-02-13 08:07:21 +00:00
InstCombineLoadStoreAlloca.cpp Move getOrEnforceKnownAlignment out of instcombine into Transforms/Utils. 2010-12-25 20:37:57 +00:00
InstCombineMulDivRem.cpp Enhance a bunch of transformations in instcombine to start generating 2011-02-10 05:36:31 +00:00
InstCombinePHI.cpp Teach InstructionSimplify about phi nodes. I chose to have it simply 2010-11-14 13:30:18 +00:00
InstCombineSelect.cpp Fold select + select where both selects are on the same condition. 2011-01-28 03:28:10 +00:00
InstCombineShifts.cpp Enhance a bunch of transformations in instcombine to start generating 2011-02-10 05:36:31 +00:00
InstCombineSimplifyDemanded.cpp teach SimplifyDemandedBits that exact shifts demand the bits they 2011-02-10 05:09:34 +00:00
InstCombineVectorOps.cpp PR5207: Rename overloaded APInt methods set(), clear(), flip() to 2010-12-01 08:53:58 +00:00
InstCombineWorklist.h I got tired of VISIBILITY_HIDDEN colliding with the gcc enum. Rename it 2010-05-11 20:16:09 +00:00
InstructionCombining.cpp Conservatively, clear optional flags, such as nsw, when performing 2011-02-02 02:05:46 +00:00
Makefile make -fno-rtti the default unless a directory builds with REQUIRES_RTTI. 2010-01-24 20:43:08 +00:00