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authorPaul Robinson <paul_robinson@playstation.sony.com>2014-03-31 17:43:35 +0000
committerPaul Robinson <paul_robinson@playstation.sony.com>2014-03-31 17:43:35 +0000
commit7c99ec5b99f0a25838b9f27c0d3341b9e88d1531 (patch)
tree89a2e271061957826498db0796c94226b56a21e7 /llvm/lib/CodeGen/MachineBlockPlacement.cpp
parentc6a57ea4e9a9a7ece817c844fb1048e4a6b6816b (diff)
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Disable each MachineFunctionPass for 'optnone' functions, unless that
pass normally runs at optimization level None, or is part of the register allocation pipeline. llvm-svn: 205228
Diffstat (limited to 'llvm/lib/CodeGen/MachineBlockPlacement.cpp')
-rw-r--r--llvm/lib/CodeGen/MachineBlockPlacement.cpp3
1 files changed, 3 insertions, 0 deletions
diff --git a/llvm/lib/CodeGen/MachineBlockPlacement.cpp b/llvm/lib/CodeGen/MachineBlockPlacement.cpp
index 75745e5..771e7ce 100644
--- a/llvm/lib/CodeGen/MachineBlockPlacement.cpp
+++ b/llvm/lib/CodeGen/MachineBlockPlacement.cpp
@@ -1104,6 +1104,9 @@ bool MachineBlockPlacement::runOnMachineFunction(MachineFunction &F) {
if (std::next(F.begin()) == F.end())
return false;
+ if (skipOptnoneFunction(*F.getFunction()))
+ return false;
+
MBPI = &getAnalysis<MachineBranchProbabilityInfo>();
MBFI = &getAnalysis<MachineBlockFrequencyInfo>();
MLI = &getAnalysis<MachineLoopInfo>();