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sdk/runtime
vegorov@google.com 8b4d018b36 Simplify range analysis algorithm.
Replace generic fix point range analysis algorithm based on widening and narrowing operators with an ad hoc single dominator tree pass.

To improve precision discover initial value and direction of the growth for simple induction variables.

R=fschneider@google.com
BUG=

Review URL: https://codereview.chromium.org//11283002

git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart@14068 260f80e4-7a28-3924-810f-c04153c831b5
2012-10-25 11:38:31 +00:00
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2012-10-24 15:04:32 +00:00
2012-10-25 11:38:31 +00:00
2012-09-10 17:37:24 +00:00