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(parent: 37fed38) | patch
InstCombine: Turn mul.with.overflow(X, 2) into the cheaper add.with.overflow(X, X)
authorBenjamin Kramer <benny.kra@googlemail.com>
Sat, 21 May 2011 09:22:06 +0000 (09:22 +0000)
committerBenjamin Kramer <benny.kra@googlemail.com>
Sat, 21 May 2011 09:22:06 +0000 (09:22 +0000)
commitc21b205f93fa7bc135928ff9f4981f9062e2fd53
treea31226f2764d92e5252370b829603901aff5cba4tree | snapshot
parent37fed38ec155705803250273467d5bec66e0dcd5commit | diff
InstCombine: Turn mul.with.overflow(X, 2) into the cheaper add.with.overflow(X, X)

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@131789 91177308-0d34-0410-b5e6-96231b3b80d8
lib/Transforms/InstCombine/InstCombineCalls.cpp diff | blob | history
test/Transforms/InstCombine/intrinsics.ll diff | blob | history
C/C++ LLVM-based compilers that forbids OOTA behaviors