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From Apache Wiki <wikidi...@apache.org>
Subject [Harmony Wiki] Update of "Jitrino OPT/cg dce" by Mikhail Fursov
Date Mon, 12 May 2008 07:57:14 GMT
Dear Wiki user,

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The following page has been changed by Mikhail Fursov:

New page:
''' 'cg_dce' '''LIR transformation removes unused operands, instruction and unreachable nodes
from LIR

The algorithm:
1. For every instruction check if it has any side effect
2. Remove the instruction if no side effect found. Remove one of the edges if the instruction
removed is a branch.
3. Remove empty nodes and unreachable nodes and merge adjustment nodes.

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