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add basic PPC register-pressure feedback; adjust the vaarg test to match the new register-allocation pattern

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@145065 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Hal Finkel
2011-11-22 16:21:04 +00:00
parent 796c193768
commit 768c65f677
5 changed files with 118 additions and 97 deletions
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lib/Target/PowerPC/PPCISelLowering.cpp
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@@ -407,6 +407,8 @@ PPCTargetLowering::PPCTargetLowering(PPCTargetMachine &TM)
setInsertFencesForAtomic(true);
setSchedulingPreference(Sched::Hybrid);
computeRegisterProperties();
}