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Now that the X86 Maximal Stack Alignment Check pass has been removed (i.e.,

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r168627), we no longer need to call the freezeReservedRegs() function a second
time.  Previously, this pass was conservatively adding the FP to the set of
reserved registers, requiring the second update to the reserved registers.
rdar://12719844

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@168630 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chad Rosier 2012-11-26 23:14:37 +00:00
parent 0c617e6026
commit 216532ac0a
1 changed files with 0 additions and 1 deletions
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lib/CodeGen/RegAllocBase.cpp
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@ -58,7 +58,6 @@ void RegAllocBase::init(VirtRegMap &vrm,
VRM = &vrm;
LIS = &lis;
Matrix = &mat;
MRI->freezeReservedRegs(vrm.getMachineFunction());
RegClassInfo.runOnMachineFunction(vrm.getMachineFunction());
}