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| author | Lang Hames <lhames@gmail.com> | 2012-02-28 22:07:24 +0000 |
|---|---|---|
| committer | Lang Hames <lhames@gmail.com> | 2012-02-28 22:07:24 +0000 |
| commit | 1485455be0310c6b24f096823029e08867531016 (patch) | |
| tree | b93e7bbb28a188b39bf5c9e1dfca59a26a61712b /lib/CodeGen/LiveRangeEdit.cpp | |
| parent | 489d67927172941bf59b9f4829ab8910814fea24 (diff) | |
| download | llvm-1485455be0310c6b24f096823029e08867531016.tar.gz llvm-1485455be0310c6b24f096823029e08867531016.tar.bz2 llvm-1485455be0310c6b24f096823029e08867531016.tar.xz | |
Kill off LiveRangeEdit::getNewVRegs and LiveRangeEdit::getUselessVRegs. These
methods are no longer needed now that LinearScan has gone away.
(Contains tweaks trivialSpillEverywhere to enable the removal of getNewVRegs).
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@151658 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/LiveRangeEdit.cpp')
| -rw-r--r-- | lib/CodeGen/LiveRangeEdit.cpp | 5 |
1 files changed, 0 insertions, 5 deletions
diff --git a/lib/CodeGen/LiveRangeEdit.cpp b/lib/CodeGen/LiveRangeEdit.cpp index 952a1e1b90..f9b93d54f6 100644 --- a/lib/CodeGen/LiveRangeEdit.cpp +++ b/lib/CodeGen/LiveRangeEdit.cpp @@ -94,11 +94,6 @@ bool LiveRangeEdit::allUsesAvailableAt(const MachineInstr *OrigMI, // Reserved registers are OK. if (MO.isUndef() || !lis.hasInterval(MO.getReg())) continue; - // We cannot depend on virtual registers in uselessRegs_. - if (uselessRegs_) - for (unsigned ui = 0, ue = uselessRegs_->size(); ui != ue; ++ui) - if ((*uselessRegs_)[ui]->reg == MO.getReg()) - return false; LiveInterval &li = lis.getInterval(MO.getReg()); const VNInfo *OVNI = li.getVNInfoAt(OrigIdx); |