Sanjoy Das
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8d5b28507b
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[CodeGen] Add a pass to fold null checks into nearby memory operations.
Summary:
This change adds an "ImplicitNullChecks" target dependent pass. This
pass folds null checks into memory operation using the FAULTING_LOAD
pseudo-op introduced in previous patches.
Depends on D10197
Depends on D10199
Depends on D10200
Reviewers: reames, rnk, pgavlin, JosephTremoulet, atrick
Reviewed By: atrick
Subscribers: ab, JosephTremoulet, llvm-commits
Differential Revision: http://reviews.llvm.org/D10201
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239743 91177308-0d34-0410-b5e6-96231b3b80d8
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2015-06-15 18:44:27 +00:00 |
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