[llvm-commits] [llvm] r133063 - in /llvm/trunk: include/llvm/CodeGen/ScheduleDAG.h lib/CodeGen/ScheduleDAG.cpp lib/CodeGen/SelectionDAG/ScheduleDAGRRList.cpp lib/CodeGen/SelectionDAG/ScheduleDAGSDNodes.cpp test/CodeGen/X86/2011-06-14-PreschedRegalias.ll

Evan Cheng evan.cheng at apple.com
Wed Jun 15 23:13:51 PDT 2011



On Jun 15, 2011, at 7:24 PM, Andrew Trick <atrick at apple.com> wrote:

> 
> On Jun 15, 2011, at 6:53 PM, Jakob Stoklund Olesen wrote:
> 
>> Truncate all register classes to 3 registers. What else?
> 
> 
> That's a great way to test that the spiller always terminates, eventually. It catches a lot of spiller edge cases in my experience. But will take forever to compile.
> 
> Caller-saves only?
> 
> Invert the spill weights?

Disable all but intra-procedural spilling. 

Evan

> 
> -Andy
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