[PATCH] D56156: [DAGCombiner][X86][PowerPC] Teach visitSIGN_EXTEND_INREG to fold (sext_in_reg (aext/sext x)) -> (sext x) when x has more than 1 sign bit and the sext_inreg is from one of them.
Phabricator via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Wed Jan 2 10:02:43 PST 2019
This revision was automatically updated to reflect the committed changes.
Closed by commit rL350235: [DAGCombiner][X86][PowerPC] Teach visitSIGN_EXTEND_INREG to fold (sext_in_reg… (authored by ctopper, committed by ).
Changed prior to commit:
https://reviews.llvm.org/D56156?vs=179770&id=179878#toc
Repository:
rL LLVM
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D56156/new/
https://reviews.llvm.org/D56156
Files:
llvm/trunk/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
llvm/trunk/test/CodeGen/PowerPC/f128-truncateNconv.ll
llvm/trunk/test/CodeGen/PowerPC/ppc64-P9-setb.ll
llvm/trunk/test/CodeGen/X86/setcc-combine.ll
llvm/trunk/test/CodeGen/X86/vsel-cmp-load.ll
-------------- next part --------------
A non-text attachment was scrubbed...
Name: D56156.179878.patch
Type: text/x-patch
Size: 11303 bytes
Desc: not available
URL: <http://lists.llvm.org/pipermail/llvm-commits/attachments/20190102/944fca55/attachment.bin>
More information about the llvm-commits
mailing list