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| author | Carl Ritson <carl.ritson@amd.com> | 2018-09-10 10:14:48 +0000 |
|---|---|---|
| committer | Carl Ritson <carl.ritson@amd.com> | 2018-09-10 10:14:48 +0000 |
| commit | f898edd117daec42762c19dd733189307414d88a (patch) | |
| tree | e394c9ef1bbd07b8de7dd5282d17cbaef9c5396a /llvm/lib/Target/Sparc/Disassembler/SparcDisassembler.cpp | |
| parent | f469c64fef0f13fe92a4578526c1f2f5161b81ec (diff) | |
| download | llvm-f898edd117daec42762c19dd733189307414d88a.zip llvm-f898edd117daec42762c19dd733189307414d88a.tar.gz llvm-f898edd117daec42762c19dd733189307414d88a.tar.bz2 | |
[AMDGPU] Prevent sequences of non-instructions disrupting GCNHazardRecognizer wait state counting
Summary:
This fixes a bug where a large number of implicit def instructions can fill the GCNHazardRecognizer lookahead buffer causing required NOPs to not be inserted.
Reviewers: nhaehnle, arsenm
Reviewed By: arsenm
Subscribers: sheredom, kzhuravl, jvesely, wdng, yaxunl, dstuttard, tpr, t-tye, llvm-commits
Differential Revision: https://reviews.llvm.org/D51726
Change-Id: Ie75338f94de704ee5816b05afd0c922c6748a95b
llvm-svn: 341798
Diffstat (limited to 'llvm/lib/Target/Sparc/Disassembler/SparcDisassembler.cpp')
0 files changed, 0 insertions, 0 deletions