Commit Graph

4 Commits

Author SHA1 Message Date
David Majnemer 0bf24e0333 [InstSimplify] Fold gep (gep V, C), (xor V, -1) to C-1
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@278779 91177308-0d34-0410-b5e6-96231b3b80d8
2016-08-16 06:13:46 +00:00
David Majnemer e37fa0be6d Reapply: [InstSimplify] Add support for bitcasts"
This reverts commit r276700 and reapplies r276698.
The relevant clang tests have been updated.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@276727 91177308-0d34-0410-b5e6-96231b3b80d8
2016-07-26 05:52:29 +00:00
David Majnemer f6fdf20c5f Revert "[InstSimplify] Add support for bitcasts"
This reverts commit r276698.  Clang has tests which rely on the
optimizer :(

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@276700 91177308-0d34-0410-b5e6-96231b3b80d8
2016-07-25 22:24:59 +00:00
David Majnemer 66e75f38d9 [InstSimplify] Add support for bitcasts
BitCasts of BitCasts can be folded away as can BitCasts which don't
change the type of the operand.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@276698 91177308-0d34-0410-b5e6-96231b3b80d8
2016-07-25 22:04:58 +00:00