diff options
| author | Vincent Lejeune <vljn@ovi.com> | 2013-07-31 19:31:41 +0000 |
|---|---|---|
| committer | Vincent Lejeune <vljn@ovi.com> | 2013-07-31 19:31:41 +0000 |
| commit | a92f8ee2f3ee12d26f6ed0720c763021cfa22ca8 (patch) | |
| tree | 803e79c1f31e99bab728863734e779e28b6f7d72 /lib | |
| parent | 3f1de26cb5cc0543a6a1d71259a7a39d97139051 (diff) | |
| download | llvm-a92f8ee2f3ee12d26f6ed0720c763021cfa22ca8.tar.gz llvm-a92f8ee2f3ee12d26f6ed0720c763021cfa22ca8.tar.bz2 llvm-a92f8ee2f3ee12d26f6ed0720c763021cfa22ca8.tar.xz | |
R600: Don't mix LDS and non-LDS instructions in the same group
There are a lot of restrictions on instruction groups that contain
LDS instructions, so for now we will be conservative and not packetize
anything else with them.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@187513 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/Target/R600/R600Packetizer.cpp | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/lib/Target/R600/R600Packetizer.cpp b/lib/Target/R600/R600Packetizer.cpp index f4219bd476..5cf1fd3b66 100644 --- a/lib/Target/R600/R600Packetizer.cpp +++ b/lib/Target/R600/R600Packetizer.cpp @@ -161,6 +161,10 @@ public: return true; if (MI->getOpcode() == AMDGPU::GROUP_BARRIER) return true; + // XXX: This can be removed once the packetizer properly handles all the + // LDS instruction group restrictions. + if (TII->isLDSInstr(MI->getOpcode())) + return true; return false; } |