Commit Graph

3 Commits

Author SHA1 Message Date
Chris Lattner
efcddc3325 add a simple dag combine to replace trivial shl+lshr with
and.  This happens with the store->load narrowing stuff.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@101348 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-15 05:28:43 +00:00
Evan Cheng
8000c6c535 Don't generate sbfx / ubfx with negative lsb field. Patch by David Conrad.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84813 91177308-0d34-0410-b5e6-96231b3b80d8
2009-10-22 00:40:00 +00:00
Sandeep Patel
47eedaa8fa Add ARMv6T2 SBFX/UBFX instructions. Approved by Anton Korobeynikov.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84009 91177308-0d34-0410-b5e6-96231b3b80d8
2009-10-13 18:59:48 +00:00