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Bug 951285 - Don't check thread safety of Ion compilation when profiling scripts, r=jandem.

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This commit is contained in:
Brian Hackett 2013-12-20 09:23:56 -07:00
parent 0dc4460fb2
commit 3a41273f10
1 changed files with 8 additions and 2 deletions
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10
js/src/jit/Ion.cpp
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@ -1736,7 +1736,12 @@ IonCompile(JSContext *cx, JSScript *script,
}
Maybe<AutoEnterIonCompilation> ionCompiling;
ionCompiling.construct();
if (!cx->runtime()->profilingScripts) {
// Compilation with script profiling is only done on the main thread,
// and may modify scripts directly, so don't watch for proper use of
// the compilation lock.
ionCompiling.construct();
}
Maybe<AutoProtectHeapForIonCompilation> protect;
if (js_JitOptions.checkThreadSafety &&
@ -1761,7 +1766,8 @@ IonCompile(JSContext *cx, JSScript *script,
if (!protect.empty())
protect.destroy();
ionCompiling.destroy();
if (!ionCompiling.empty())
ionCompiling.destroy();
bool success = codegen->link(cx, builder->constraints());