src/share/vm/runtime/vframeArray.cpp
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*** old/src/share/vm/runtime/vframeArray.cpp Fri Jul 24 10:17:26 2009
--- new/src/share/vm/runtime/vframeArray.cpp Fri Jul 24 10:17:26 2009
*** 42,51 ****
--- 42,52 ----
// Copy the information from the compiled vframe to the
// interpreter frame we will be creating to replace vf
_method = vf->method();
_bci = vf->raw_bci();
+ _reexecute = vf->should_reexecute();
int index;
// Get the monitors off-stack
*** 146,165 ****
--- 147,170 ----
// Look at bci and decide on bcp and continuation pc
address bcp;
// C++ interpreter doesn't need a pc since it will figure out what to do when it
// begins execution
address pc;
! bool use_next_mdp = false; // true if we should use the mdp associated with the next bci
// rather than the one associated with bcp
if (raw_bci() == SynchronizationEntryBCI) {
// We are deoptimizing while hanging in prologue code for synchronized method
bcp = method()->bcp_from(0); // first byte code
pc = Interpreter::deopt_entry(vtos, 0); // step = 0 since we don't skip current bytecode
use_next_mdp = false;
+ } else if (should_reexecute()) { //reexecute this bytecode
+ assert(is_top_frame, "reexecute allowed only for the top frame");
+ bcp = method()->bcp_from(bci());
+ pc = Interpreter::deopt_reexecute_entry(method(), bcp);
} else {
bcp = method()->bcp_from(bci());
! pc = Interpreter::continuation_for(method(), bcp, callee_parameters, is_top_frame, use_next_mdp);
! pc = Interpreter::deopt_continue_after_entry(method(), bcp, callee_parameters, is_top_frame);
+ use_next_mdp = true;
}
assert(Bytecodes::is_defined(*bcp), "must be a valid bytecode");
// Monitorenter and pending exceptions:
//
src/share/vm/runtime/vframeArray.cpp
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