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authorEli Friedman <eli.friedman@gmail.com>2011-06-15 00:47:34 +0000
committerEli Friedman <eli.friedman@gmail.com>2011-06-15 00:47:34 +0000
commit7d58bc7bc0680a0e533711eefe9dc18e8ea930e5 (patch)
tree193b9b74d91ddaf89541d63c2bc82533ee453e1c /llvm/lib/Support/APInt.cpp
parente67977214f0bb847d7705296126e686dedd9ae02 (diff)
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Add "unknown" results for memdep, which mean "I don't know whether a dependence for the given instruction exists in the given block". This cleans up all the existing hacks in memdep which represent this concept by returning clobber with various unrelated instructions.
llvm-svn: 133031
Diffstat (limited to 'llvm/lib/Support/APInt.cpp')
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