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7000349: Tiered reacts incorrectly to C1 compilation failures

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Fix policy reaction to C1 comilation failures, make C1 properly report errors.

Reviewed-by: kvn
This commit is contained in:
Igor Veresov 2010-11-16 15:57:16 -08:00
parent d563b15558
commit 5c238caed1
3 changed files with 14 additions and 14 deletions
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8
hotspot/src/share/vm/runtime/simpleThresholdPolicy.cpp
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@ -176,11 +176,11 @@ void SimpleThresholdPolicy::compile(methodHandle mh, int bci, CompLevel level, T
if (level == CompLevel_none) {
return;
}
// Check if the method can be compiled, if not - try different levels.
// Check if the method can be compiled. If it cannot be compiled with C1, continue profiling
// in the interpreter and then compile with C2 (the transition function will request that,
// see common() ). If the method cannot be compiled with C2 but still can with C1, compile it with
// pure C1.
if (!can_be_compiled(mh, level)) {
if (level < CompLevel_full_optimization && can_be_compiled(mh, CompLevel_full_optimization)) {
compile(mh, bci, CompLevel_full_optimization, THREAD);
}
if (level == CompLevel_full_optimization && can_be_compiled(mh, CompLevel_simple)) {
compile(mh, bci, CompLevel_simple, THREAD);
}