Package org.jruby.ir.representations

Examples of org.jruby.ir.representations.BasicBlock.addInstr()

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        Label failurePathLabel = hostScope.getNewLabel();
        callBB.addInstr(new ModuleVersionGuardInstr(implClass, classToken, call.getReceiver(), failurePathLabel));

        BasicBlock failurePathBB = new BasicBlock(cfg, failurePathLabel);
        cfg.addBasicBlock(failurePathBB);
        failurePathBB.addInstr(call);
        failurePathBB.addInstr(new JumpInstr(hostCloneInfo == null ? splitBBLabel : hostCloneInfo.getRenamedLabel(splitBBLabel)));
        call.blockInlining();

        cfg.addEdge(callBB, failurePathBB, CFG.EdgeType.REGULAR);
        cfg.addEdge(failurePathBB, splitBB, CFG.EdgeType.REGULAR);
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        callBB.addInstr(new ModuleVersionGuardInstr(implClass, classToken, call.getReceiver(), failurePathLabel));

        BasicBlock failurePathBB = new BasicBlock(cfg, failurePathLabel);
        cfg.addBasicBlock(failurePathBB);
        failurePathBB.addInstr(call);
        failurePathBB.addInstr(new JumpInstr(hostCloneInfo == null ? splitBBLabel : hostCloneInfo.getRenamedLabel(splitBBLabel)));
        call.blockInlining();

        cfg.addEdge(callBB, failurePathBB, CFG.EdgeType.REGULAR);
        cfg.addEdge(failurePathBB, splitBB, CFG.EdgeType.REGULAR);
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            boolean requireBinding = !scope.getFlags().contains(IRFlags.DYNSCOPE_ELIMINATED);

            if (requireBinding || requireFrame) {
                BasicBlock entryBB = cfg.getEntryBB();
                // Push
                if (requireFrame) entryBB.addInstr(new PushFrameInstr(new MethAddr(scope.getName())));
                if (requireBinding) entryBB.addInstr(new PushBindingInstr());

                // SSS FIXME: We are doing this conservatively.
                // Only scopes that have unrescued exceptions need a GEB.
                //
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            if (requireBinding || requireFrame) {
                BasicBlock entryBB = cfg.getEntryBB();
                // Push
                if (requireFrame) entryBB.addInstr(new PushFrameInstr(new MethAddr(scope.getName())));
                if (requireBinding) entryBB.addInstr(new PushBindingInstr());

                // SSS FIXME: We are doing this conservatively.
                // Only scopes that have unrescued exceptions need a GEB.
                //
                // Allocate GEB if necessary for popping
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                // Allocate GEB if necessary for popping
                BasicBlock geb = cfg.getGlobalEnsureBB();
                if (geb == null) {
                    Variable exc = scope.createTemporaryVariable();
                    geb = new BasicBlock(cfg, Label.getGlobalEnsureBlockLabel());
                    geb.addInstr(new ReceiveJRubyExceptionInstr(exc)); // JRuby Implementation exception handling
                    geb.addInstr(new ThrowExceptionInstr(exc));
                    cfg.addGlobalEnsureBB(geb);
                }

                // Pop on all scope-exit paths
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                BasicBlock geb = cfg.getGlobalEnsureBB();
                if (geb == null) {
                    Variable exc = scope.createTemporaryVariable();
                    geb = new BasicBlock(cfg, Label.getGlobalEnsureBlockLabel());
                    geb.addInstr(new ReceiveJRubyExceptionInstr(exc)); // JRuby Implementation exception handling
                    geb.addInstr(new ThrowExceptionInstr(exc));
                    cfg.addGlobalEnsureBB(geb);
                }

                // Pop on all scope-exit paths
                for (BasicBlock bb: cfg.getBasicBlocks()) {
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            ListIterator<Instr> instrs;
            BasicBlock geb = cfg.getGlobalEnsureBB();
            if (geb == null) {
                Variable exc = cfgScope.createTemporaryVariable();
                geb = new BasicBlock(cfg, Label.getGlobalEnsureBlockLabel());
                geb.addInstr(new ReceiveJRubyExceptionInstr(exc)); // JRuby implementation exception handling
                geb.addInstr(new ThrowExceptionInstr(exc));
                cfg.addGlobalEnsureBB(geb);
            }

            instrs = geb.getInstrs().listIterator(geb.getInstrs().size());
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            BasicBlock geb = cfg.getGlobalEnsureBB();
            if (geb == null) {
                Variable exc = cfgScope.createTemporaryVariable();
                geb = new BasicBlock(cfg, Label.getGlobalEnsureBlockLabel());
                geb.addInstr(new ReceiveJRubyExceptionInstr(exc)); // JRuby implementation exception handling
                geb.addInstr(new ThrowExceptionInstr(exc));
                cfg.addGlobalEnsureBB(geb);
            }

            instrs = geb.getInstrs().listIterator(geb.getInstrs().size());
            Instr i = instrs.previous();
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