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llvm-project/llvm/lib/Transforms/InstCombine
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Arnaud A. de Grandmaison 9c383d68cf InstCombine: simplify comparisons to zero of (shl %x, Cst) or (mul %x, Cst) 
This simplification happens at 2 places :
 - using the nsw attribute when the shl / mul is used by a sign test
 - when the shl / mul is compared for (in)equality to zero

llvm-svn: 177856
 		2013-03-25 09:48:49 +00:00
..
CMakeLists.txt llvm/lib: [CMake] Add explicit dependency to intrinsics_gen. 2012-06-24 13:32:01 +00:00
InstCombine.h Remove trailing spaces. 2013-01-14 23:16:36 +00:00
InstCombineAddSub.cpp Perform factorization as a last resort of unsafe fadd/fsub simplification. 2013-03-14 18:08:26 +00:00
InstCombineAndOrXor.cpp Simplify code. No functionality change. 2013-03-09 11:18:59 +00:00
InstCombineCalls.cpp Revert "Have InstCombine call SipmlifyCall when handling calls. Test case included." 2013-02-08 01:55:39 +00:00
InstCombineCasts.cpp InstCombine: Don't shrink allocas when combining with a bitcast. 2013-03-06 05:44:53 +00:00
InstCombineCompares.cpp InstCombine: simplify comparisons to zero of (shl %x, Cst) or (mul %x, Cst) 2013-03-25 09:48:49 +00:00
InstCombineLoadStoreAlloca.cpp switch from pointer equality comparison to MDNode::getMostGenericTBAA 2013-01-05 16:44:07 +00:00
InstCombineMulDivRem.cpp Fix a bug in instcombine for fmul in fast math mode. 2013-02-28 21:12:40 +00:00
InstCombinePHI.cpp Move all of the header files which are involved in modelling the LLVM IR 2013-01-02 11:36:10 +00:00
InstCombineSelect.cpp Use the new script to sort the includes of every file under lib. 2012-12-03 16:50:05 +00:00
InstCombineShifts.cpp Revert r174152. The shift amount may overflow and in that case this transformation is illegal. 2013-02-01 07:59:33 +00:00
InstCombineSimplifyDemanded.cpp Move all of the header files which are involved in modelling the LLVM IR 2013-01-02 11:36:10 +00:00
InstCombineVectorOps.cpp Check for less than 0 in shuffle mask instead of -1. It's more consistent with other code related to shuffles and easier to implement in compiled code. 2013-01-18 05:30:07 +00:00
InstCombineWorklist.h Remove trailing spaces. 2013-01-14 23:16:36 +00:00
InstructionCombining.cpp Preserve fast-math flags after reassociation and commutation. Update test cases 2013-02-07 01:40:15 +00:00
LLVMBuild.txt LLVMBuild: Remove trailing newline, which irked me. 2011-12-12 19:48:00 +00:00
Makefile
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