6502/llvm-6502
1
0
Fork 0
mirror of https://github.com/c64scene-ar/llvm-6502.git synced 2025-07-28 03:25:23 +00:00
Code Issues Projects Releases Wiki Activity

Remove some checks for StrongPHIElim. These checks make it impossible to use an

Browse Source 
alternative register allocator that does not require LiveIntervals by specifying
it on the command-line for a target that has StrongPHIElimination enabled by
default.

These checks are pretty meaningless anyways, since StrongPHIElimination and
PHIElimination are never used at the same time.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122176 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Cameron Zwarich
2010-12-19 18:03:27 +00:00
parent 368397bb7d
commit d959da92a5
3 changed files with 6 additions and 12 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
lib/CodeGen/PreAllocSplitting.cpp
View File

@@ -107,10 +107,8 @@ namespace {
AU.addPreserved<LiveStacks>();
AU.addPreserved<RegisterCoalescer>();
AU.addPreserved<CalculateSpillWeights>();
if (StrongPHIElim)
AU.addPreservedID(StrongPHIEliminationID);
else
AU.addPreservedID(PHIEliminationID);
AU.addPreservedID(StrongPHIEliminationID);
AU.addPreservedID(PHIEliminationID);
AU.addRequired<MachineDominatorTree>();
AU.addRequired<MachineLoopInfo>();
AU.addRequired<VirtRegMap>();