InstCombine: turn (C1 << A) << C2) into (C1 << C2) << A)
authorBenjamin Kramer <benny.kra@googlemail.com>
Fri, 29 Apr 2011 08:15:41 +0000 (08:15 +0000)
committerBenjamin Kramer <benny.kra@googlemail.com>
Fri, 29 Apr 2011 08:15:41 +0000 (08:15 +0000)
commitc2e31c1461f96e3d8325e58ef396a865adf7b302
tree30c2abefa11634eb5e55c0d9fe621c43e3f9099c
parentbb0fff0cb433eaabfad88d934be02097bd62ccda
InstCombine: turn (C1 << A) << C2) into (C1 << C2) << A)

Fixes PR9809.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130485 91177308-0d34-0410-b5e6-96231b3b80d8
lib/Transforms/InstCombine/InstCombineShifts.cpp
test/Transforms/InstCombine/shift.ll