danno@chromium.org
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908a7dc2a8
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Improve and simplify removal of unreachable code
- Detect unreachable basic blocks of code either following an unconditional deopt or after a provably untaken branch of HBranch or HCompareObjectEqAndBranch instructions.
- Emit dummy uses in unreachable blocks during Hydrogen -> Lithium translation.
BUG=chromium:258519
R=jkummerow@chromium.org, mstarzinger@chromium.org
Review URL: https://codereview.chromium.org/22876009
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@17073 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
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2013-10-02 11:43:41 +00:00 |
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