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loislo authored
1) create beefy RelocInfo table when cpu profiler is active, so if a function was optimized when profiler was active RelocInfo would get separate DeoptInfo for the each deopt case. 2) push DeoptInfo from CodeEntry to ProfileNode. When deopt happens we put the info collected on #1 into CodeEntry and record stack sample. On the sampling thread we grab the deopt data and append it to the corresponding ProfileNode deopts list. Sample profile dump. [Top down]: 0 (root) 0 #1 1 29 #2 1 test 29 #3 2 opt_function 29 #4 2 opt_function 29 #5 deopted at 118 with reason 'not a heap number' deopted at 137 with reason 'division by zero' BUG=452067 LOG=n Committed: https://crrev.com/ce8701b247d3c6604f24f17a90c02d17b4417f54 Cr-Commit-Position: refs/heads/master@{#26615} Review URL: https://codereview.chromium.org/919953002 Cr-Commit-Position: refs/heads/master@{#26630}
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