Ejemplo n.º 1
0
void JVMState::format(PhaseRegAlloc *regalloc, const Node *n) const {
    tty->print("        #");
    if( _method ) {
        _method->print_short_name();
        tty->print(" @ bci:%d ",_bci);
    } else {
        tty->print_cr(" runtime stub ");
        return;
    }
    MachNode *mach = ((Node *)n)->is_Mach();
    MachSafePointNode *mcall = mach->is_MachSafePoint();
    if (mcall) {
        uint i;
        // Print locals
        for( i = 0; i < (uint)loc_size(); i++ )
            format_helper( regalloc, mcall->local(this, i), "L", i );
        // Print stack
        for (i = 0; i < (uint)stk_size(); i++) {
            if ((uint)(_stkoff + i) >= mcall->len())
                tty->print(" oob ");
            else
                format_helper( regalloc, mcall->stack(this, i), "STK", i );
        }
        for (i = 0; (int)i < nof_monitors(); i++) {
            Node *box = mcall->monitor_box(this, i);
            Node *obj = mcall->monitor_obj(this, i);
            if ( regalloc->get_reg_lo(box) != OptoReg::Bad ) {
                while( !box->is_BoxLock() )  box = box->in(1);
                format_helper( regalloc, box, "MON-BOX", i );
            } else {
                OptoReg::Name box_reg = BoxLockNode::stack_slot(box);
                tty->print(" MON-BOX%d=%s+%d",i,SharedInfo::regName[SharedInfo::c_frame_pointer],regalloc->reg2offset(box_reg));
            }
            format_helper( regalloc, obj, "MON-OBJ", i );
        }
    }
    tty->print_cr("");
    if (caller() != NULL)  caller()->format(regalloc, n);
}
 int  monitor_depth()             const { return nof_monitors() + (caller() ? caller()->monitor_depth() : 0); }