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trunc has multiple uses. Codegen is not able to coalesce the subreg case correctly and so this leads to higher register pressure and spilling (see PR5997). This speeds up 256.bzip2 from 8.60 -> 8.04s on my machine, ~7%. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@93200 91177308-0d34-0410-b5e6-96231b3b80d8 |
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.. | ||
CMakeLists.txt | ||
InstCombine.h | ||
InstCombineAddSub.cpp | ||
InstCombineAndOrXor.cpp | ||
InstCombineCalls.cpp | ||
InstCombineCasts.cpp | ||
InstCombineCompares.cpp | ||
InstCombineLoadStoreAlloca.cpp | ||
InstCombineMulDivRem.cpp | ||
InstCombinePHI.cpp | ||
InstCombineSelect.cpp | ||
InstCombineShifts.cpp | ||
InstCombineSimplifyDemanded.cpp | ||
InstCombineVectorOps.cpp | ||
InstCombineWorklist.h | ||
InstructionCombining.cpp | ||
Makefile |