Package org.jruby.ir.instructions

Examples of org.jruby.ir.instructions.CallBase.canRaiseException()

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                    // Collect variables live out of the exception target node.  Since this call can directly jump to
                    // the rescue block (or scope exit) without executing the rest of the instructions in this bb, we
                    // have a control-flow edge from this call to that block.  Since we dont want to add a
                    // control-flow edge from pretty much every call to the rescuer/exit BB, we are handling it
                    // implicitly here.
                    if (c.canRaiseException()) {
                        BitSet etOut = ((LiveVariableNode)getExceptionTargetNode()).out;
                        for (int k = 0; k < etOut.size(); k++) {
                            if (etOut.get(k)) {
                                Variable v = lvp.getVariable(k);
                                if (v instanceof LocalVariable) liveVars.add((LocalVariable)v);
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                    // System.out.println(".. call is a data flow barrier ..");
                    // Mark all non-self, non-block local variables live if 'c' is a dataflow barrier!
                    for (Variable x: lvp.getNonSelfLocalVars()) {
                        if (!x.isImplicitBlockArg()) living.set(lvp.getDFVar(x).getId());
                    }
                } else if (c.canRaiseException()) {
                    makeOutExceptionVariablesLiving(living);
                }
            } else if (i.canRaiseException()) {
                makeOutExceptionVariablesLiving(living);
            }
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                } else if (scopeBindingHasEscaped || c.targetRequiresCallersBinding()) {
                    // Mark all non-self, non-block local variables live if 'c' is a dataflow barrier!
                    for (Variable x: lvp.getNonSelfLocalVars()) {
                        if (!x.isImplicitBlockArg()) living.set(lvp.getDFVar(x).getId());
                    }
                } else if (c.canRaiseException()) {
                    makeOutExceptionVariablesLiving(living);
                }
            } else if (i.canRaiseException()) {
                makeOutExceptionVariablesLiving(living);
            }
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