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Don't disable call ICs with the callee frame still on the stack, bug 743088. r=luke

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This commit is contained in:
Brian Hackett 2012-04-09 17:33:42 -07:00
parent f28b3ffedd
commit d73b9c4ac3
1 changed files with 5 additions and 2 deletions
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7
js/src/methodjit/MonoIC.cpp
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@ -959,6 +959,8 @@ class CallCompiler : public BaseCompiler
bool lowered = ic.frameSize.lowered(f.pc());
JS_ASSERT_IF(lowered, !callingNew);
StackFrame *initialFp = f.fp();
stubs::UncachedCallResult ucr;
if (callingNew)
stubs::UncachedNewHelper(f, ic.frameSize.staticArgc(), &ucr);
@ -967,8 +969,9 @@ class CallCompiler : public BaseCompiler
// Watch out in case the IC was invalidated by a recompilation on the calling
// script. This can happen either if the callee is executed or if it compiles
// and the compilation has a static overflow.
if (monitor.recompiled())
// and the compilation has a static overflow. Also watch for cases where
// an exception is thrown and the callee frame hasn't unwound yet.
if (monitor.recompiled() || f.fp() != initialFp)
return ucr.codeAddr;
// If the function cannot be jitted (generally unjittable or empty script),