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8013942: JSR 292: assert(type() == T_OBJECT) failed: type check

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A dead scope  of the local needs to be identified

Reviewed-by: coleenp, vlivanov, mgronlun
This commit is contained in:
Serguei Spitsyn 2014-07-10 17:46:35 -07:00 • committed by Serguei Spitsyn
parent 4c156aa18c
commit 36d6bfea4e
3 changed files with 10 additions and 13 deletions
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4
hotspot/src/share/vm/interpreter/oopMapCache.cpp
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@ -244,10 +244,8 @@ void InterpreterOopMap::print() const {
method()->print_value();
tty->print(" @ %d = [%d] { ", bci(), n);
for (int i = 0; i < n; i++) {
#ifdef ENABLE_ZAP_DEAD_LOCALS
if (is_dead(i)) tty->print("%d+ ", i);
else
#endif
if (is_oop(i)) tty->print("%d ", i);
}
tty->print_cr("}");
@ -402,13 +400,11 @@ void OopMapCacheEntry::set_mask(CellTypeState *vars, CellTypeState *stack, int s
value |= (mask << oop_bit_number );
}
#ifdef ENABLE_ZAP_DEAD_LOCALS
// set dead bit
if (!cell->is_live()) {
value |= (mask << dead_bit_number);
assert(!cell->is_reference(), "dead value marked as oop");
}
#endif
}
// make sure last word is stored