Evan Cheng
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4bac4d0a16
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Avoid splitting an interval multiple times; avoid splitting re-materializable val# (for now).
llvm-svn: 58068
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2008-10-24 02:05:00 +00:00 |
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Evan Cheng
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d0d0317b9a
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Committing a good chunk of the pre-register allocation live interval 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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2008-10-23 20:43:13 +00:00 |
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Evan Cheng
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7e721ecd21
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Add skeleton for the pre-register allocation live interval splitting pass.
llvm-svn: 57847
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2008-10-20 21:44:59 +00:00 |