| Commit message (Collapse) | Author | Age | Files | Lines |
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split, spill before the barrier because it's impossible to determine if all the defs are spilled in the same spill slot.
llvm-svn: 58129
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llvm-svn: 58102
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llvm-svn: 58072
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re-materializable val# (for now).
llvm-svn: 58068
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splitting pass. It's handling simple cases and appear to do good things. Next: avoid splitting an interval multiple times; renumber registers when possible; record stack slot live intervals for coloring; rematerialize defs when possible.
llvm-svn: 58044
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llvm-svn: 57847
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