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8262134: compiler/uncommontrap/TestDeoptOOM.java failed with "guarantee(false) failed: wrong number of expression stack elements during deopt"

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Reviewed-by: kvn, iveresov
This commit is contained in:
Dean Long 2021-12-14 03:16:17 +00:00
parent c93b24d852
commit 32139c1a8a
5 changed files with 22 additions and 7 deletions
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7
src/hotspot/share/runtime/deoptimization.cpp
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@ -798,6 +798,7 @@ JRT_LEAF(BasicType, Deoptimization::unpack_frames(JavaThread* thread, int exec_m
// at an uncommon trap for an invoke (where the compiler
// generates debug info before the invoke has executed)
Bytecodes::Code cur_code = str.next();
Bytecodes::Code next_code = Bytecodes::_shouldnotreachhere;
if (Bytecodes::is_invoke(cur_code)) {
Bytecode_invoke invoke(mh, iframe->interpreter_frame_bci());
cur_invoke_parameter_size = invoke.size_of_parameters();
@ -806,7 +807,7 @@ JRT_LEAF(BasicType, Deoptimization::unpack_frames(JavaThread* thread, int exec_m
}
}
if (str.bci() < max_bci) {
Bytecodes::Code next_code = str.next();
next_code = str.next();
if (next_code >= 0) {
// The interpreter oop map generator reports results before
// the current bytecode has executed except in the case of
@ -854,6 +855,10 @@ JRT_LEAF(BasicType, Deoptimization::unpack_frames(JavaThread* thread, int exec_m
// Print out some information that will help us debug the problem
tty->print_cr("Wrong number of expression stack elements during deoptimization");
tty->print_cr(" Error occurred while verifying frame %d (0..%d, 0 is topmost)", i, cur_array->frames() - 1);
tty->print_cr(" Current code %s", Bytecodes::name(cur_code));
if (try_next_mask) {
tty->print_cr(" Next code %s", Bytecodes::name(next_code));
}
tty->print_cr(" Fabricated interpreter frame had %d expression stack elements",
iframe->interpreter_frame_expression_stack_size());
tty->print_cr(" Interpreter oop map had %d expression stack elements", mask.expression_stack_size());