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| author | Daniel Sanders <daniel_l_sanders@apple.com> | 2017-06-13 23:42:32 +0000 |
|---|---|---|
| committer | Daniel Sanders <daniel_l_sanders@apple.com> | 2017-06-13 23:42:32 +0000 |
| commit | 4e52366c2a3ba1bcad9c4d3b798080c1d59aafc7 (patch) | |
| tree | e7056bb0e6052b4c8010d26b97d0257db18ddda5 /llvm/lib/DebugInfo/CodeView/DebugSubsectionVisitor.cpp | |
| parent | 680c7605a7b2975f8568ada47d972d818a803c56 (diff) | |
| download | llvm-4e52366c2a3ba1bcad9c4d3b798080c1d59aafc7.zip llvm-4e52366c2a3ba1bcad9c4d3b798080c1d59aafc7.tar.gz llvm-4e52366c2a3ba1bcad9c4d3b798080c1d59aafc7.tar.bz2 | |
[globalisel][legalizer] G_LOAD/G_STORE NarrowScalar should not emit G_GEP x, 0.
Summary:
When legalizing G_LOAD/G_STORE using NarrowScalar, we should avoid emitting
%0 = G_CONSTANT ty 0
%1 = G_GEP %x, %0
since it's cheaper to not emit the redundant instructions than it is to fold them
away later.
Reviewers: qcolombet, t.p.northover, ab, rovka, aditya_nandakumar, kristof.beyls
Reviewed By: qcolombet
Subscribers: javed.absar, llvm-commits, igorb
Differential Revision: https://reviews.llvm.org/D32746
llvm-svn: 305340
Diffstat (limited to 'llvm/lib/DebugInfo/CodeView/DebugSubsectionVisitor.cpp')
0 files changed, 0 insertions, 0 deletions