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! Copyright (C) 2008 Slava Pestov.
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! See http://factorcode.org/license.txt for BSD license.
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IN: compiler.machine.linear-scan
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! See http://www.cs.ucla.edu/~palsberg/course/cs132/linearscan.pdf
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! ! ! Step 1: compute live intervals
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! ! ! Step 2: allocate registers
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