Revision: 18876
Author: [email protected]
Date: Tue Jan 28 11:15:21 2014 UTC
Log: A64: Support the --deopt_every_n_times flag.
[email protected]
Review URL: https://codereview.chromium.org/146833016
http://code.google.com/p/v8/source/detail?r=18876
Modified:
/branches/experimental/a64/src/a64/lithium-codegen-a64.cc
=======================================
--- /branches/experimental/a64/src/a64/lithium-codegen-a64.cc Tue Jan 28
09:53:22 2014 UTC
+++ /branches/experimental/a64/src/a64/lithium-codegen-a64.cc Tue Jan 28
11:15:21 2014 UTC
@@ -884,7 +884,14 @@
return;
}
- TODO_UNIMPLEMENTED("Add support for deopt_every_n_times flag.");
+ ASSERT(FLAG_deopt_every_n_times < 2); // Other values not supported on
A64.
+ if (FLAG_deopt_every_n_times == 1 &&
+ !info()->IsStub() &&
+ info()->opt_count() == id) {
+ __ Jump(entry, RelocInfo::RUNTIME_ENTRY);
+ return;
+ }
+
if (FLAG_trap_on_deopt && info()->IsOptimizing()) {
__ Debug("trap_on_deopt", __LINE__, BREAK);
}
--
--
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