systemc: Stub out the predefined channels.

Change-Id: Ie030aad26875bd49e54981ec1e9076b7b5af6630
Reviewed-on: https://gem5-review.googlesource.com/10839
Reviewed-by: Jason Lowe-Power <jason@lowepower.com>
Maintainer: Gabe Black <gabeblack@google.com>

1 files changed, 433 insertions, 0 deletions

diff --git a/src/systemc/ext/channel/sc_in.hh b/src/systemc/ext/channel/sc_in.hh
new file mode 100644
index 000000000..a283d0db3
--- /dev/null
+++ b/src/systemc/ext/channel/sc_in.hh
@@ -0,0 +1,433 @@
+/*
+ * Copyright 2018 Google, Inc.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met: redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer;
+ * redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution;
+ * neither the name of the copyright holders nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * Authors: Gabe Black
+ */
+
+#ifndef __SYSTEMC_EXT_CHANNEL_SC_IN_HH__
+#define __SYSTEMC_EXT_CHANNEL_SC_IN_HH__
+
+#include <string>
+
+#include "../core/sc_port.hh"
+#include "sc_signal_in_if.hh"
+#include "sc_signal_inout_if.hh"
+#include "warn_unimpl.hh"
+
+namespace sc_core
+{
+
+class sc_event;
+class sc_event_finder;
+class sc_trace_file;
+
+template <class T>
+class sc_in : public sc_port<sc_signal_in_if<T>, 1>
+{
+  public:
+    sc_in() : sc_port<sc_signal_in_if<T>, 1>() {}
+    explicit sc_in(const char *name) : sc_port<sc_signal_in_if<T>, 1>(name) {}
+    virtual ~sc_in() {}
+
+    virtual void
+    bind(const sc_signal_in_if<T> &)
+    {
+        sc_channel_warn_unimpl(__PRETTY_FUNCTION__);
+    }
+    void
+    operator () (const sc_signal_in_if<T> &)
+    {
+        sc_channel_warn_unimpl(__PRETTY_FUNCTION__);
+    }
+
+    virtual void
+    bind(sc_port<sc_signal_in_if<T>, 1> &)
+    {
+        sc_channel_warn_unimpl(__PRETTY_FUNCTION__);
+    }
+    void
+    operator () (sc_port<sc_signal_in_if<T>, 1> &)
+    {
+        sc_channel_warn_unimpl(__PRETTY_FUNCTION__);
+    }
+
+    virtual void
+    bind(sc_port<sc_signal_inout_if<T>, 1> &)
+    {
+        sc_channel_warn_unimpl(__PRETTY_FUNCTION__);
+    }
+    void
+    operator () (sc_port<sc_signal_inout_if<T>, 1> &)
+    {
+        sc_channel_warn_unimpl(__PRETTY_FUNCTION__);
+    }
+
+    virtual void
+    end_of_elaboration()
+    {
+        sc_channel_warn_unimpl(__PRETTY_FUNCTION__);
+    }
+
+    const T &
+    read() const
+    {
+        sc_channel_warn_unimpl(__PRETTY_FUNCTION__);
+        return *(const T *)nullptr;
+    }
+    operator const T& () const
+    {
+        sc_channel_warn_unimpl(__PRETTY_FUNCTION__);
+        return *(const T *)nullptr;
+    }
+
+    const sc_event &
+    default_event() const
+    {
+        sc_channel_warn_unimpl(__PRETTY_FUNCTION__);
+        return *(const sc_event *)nullptr;
+    }
+    const sc_event &
+    value_changed_event() const
+    {
+        sc_channel_warn_unimpl(__PRETTY_FUNCTION__);
+        return *(const sc_event *)nullptr;
+    }
+    bool
+    event() const
+    {
+        sc_channel_warn_unimpl(__PRETTY_FUNCTION__);
+        return false;
+    }
+    sc_event_finder &
+    value_changed() const
+    {
+        sc_channel_warn_unimpl(__PRETTY_FUNCTION__);
+        return *(sc_event_finder *)nullptr;
+    }
+
+    virtual const char *kind() const { return "sc_in"; }
+
+  private:
+    // Disabled
+    sc_in(const sc_in<T> &) : sc_port<sc_signal_in_if<T>, 1>() {}
+    sc_in<T> &operator = (const sc_in<T> &) { return *this; }
+};
+
+template <class T>
+inline void
+sc_trace(sc_trace_file *, const sc_in<T> &, const std::string &)
+{
+    sc_channel_warn_unimpl(__PRETTY_FUNCTION__);
+}
+
+template <>
+class sc_in<bool> : public sc_port<sc_signal_in_if<bool>, 1>
+{
+  public:
+    sc_in() : sc_port<sc_signal_in_if<bool>, 1>() {}
+    explicit sc_in(const char *name) :
+        sc_port<sc_signal_in_if<bool>, 1>(name) {}
+    virtual ~sc_in() {}
+
+    virtual void
+    bind(const sc_signal_in_if<bool> &)
+    {
+        sc_channel_warn_unimpl(__PRETTY_FUNCTION__);
+    }
+    void
+    operator () (const sc_signal_in_if<bool> &)
+    {
+        sc_channel_warn_unimpl(__PRETTY_FUNCTION__);
+    }
+
+    virtual void
+    bind(sc_port<sc_signal_in_if<bool>, 1> &)
+    {
+        sc_channel_warn_unimpl(__PRETTY_FUNCTION__);
+    }
+    void
+    operator () (sc_port<sc_signal_in_if<bool>, 1> &)
+    {
+        sc_channel_warn_unimpl(__PRETTY_FUNCTION__);
+    }
+
+    virtual void
+    bind(sc_port<sc_signal_inout_if<bool>, 1> &)
+    {
+        sc_channel_warn_unimpl(__PRETTY_FUNCTION__);
+    }
+    void
+    operator () (sc_port<sc_signal_inout_if<bool>, 1> &)
+    {
+        sc_channel_warn_unimpl(__PRETTY_FUNCTION__);
+    }
+
+    virtual void
+    end_of_elaboration()
+    {
+        sc_channel_warn_unimpl(__PRETTY_FUNCTION__);
+    }
+
+    const bool &
+    read() const
+    {
+        sc_channel_warn_unimpl(__PRETTY_FUNCTION__);
+        return *(const bool *)nullptr;
+    }
+    operator const bool& () const
+    {
+        sc_channel_warn_unimpl(__PRETTY_FUNCTION__);
+        return *(const bool *)nullptr;
+    }
+
+    const sc_event &
+    default_event() const
+    {
+        sc_channel_warn_unimpl(__PRETTY_FUNCTION__);
+        return *(const sc_event *)nullptr;
+    }
+    const sc_event &
+    value_changed_event() const
+    {
+        sc_channel_warn_unimpl(__PRETTY_FUNCTION__);
+        return *(const sc_event *)nullptr;
+    }
+    const sc_event &
+    posedge_event() const
+    {
+        sc_channel_warn_unimpl(__PRETTY_FUNCTION__);
+        return *(const sc_event *)nullptr;
+    }
+    const sc_event &
+    negedge_event() const
+    {
+        sc_channel_warn_unimpl(__PRETTY_FUNCTION__);
+        return *(const sc_event *)nullptr;
+    }
+
+    bool
+    event() const
+    {
+        sc_channel_warn_unimpl(__PRETTY_FUNCTION__);
+        return false;
+    }
+    bool
+    posedge() const
+    {
+        sc_channel_warn_unimpl(__PRETTY_FUNCTION__);
+        return false;
+    }
+    bool
+    negedge() const
+    {
+        sc_channel_warn_unimpl(__PRETTY_FUNCTION__);
+        return false;
+    }
+
+    sc_event_finder &
+    value_changed() const
+    {
+        sc_channel_warn_unimpl(__PRETTY_FUNCTION__);
+        return *(sc_event_finder *)nullptr;
+    }
+    sc_event_finder &
+    pos() const
+    {
+        sc_channel_warn_unimpl(__PRETTY_FUNCTION__);
+        return *(sc_event_finder *)nullptr;
+    }
+    sc_event_finder &
+    neg() const
+    {
+        sc_channel_warn_unimpl(__PRETTY_FUNCTION__);
+        return *(sc_event_finder *)nullptr;
+    }
+
+    virtual const char *kind() const { return "sc_in"; }
+
+  private:
+    // Disabled
+    sc_in(const sc_in<bool> &) : sc_port<sc_signal_in_if<bool>, 1>() {}
+    sc_in<bool> &operator = (const sc_in<bool> &) { return *this; }
+};
+
+template <>
+inline void
+sc_trace<bool>(sc_trace_file *, const sc_in<bool> &, const std::string &)
+{
+    sc_channel_warn_unimpl(__PRETTY_FUNCTION__);
+}
+
+template <>
+class sc_in<sc_dt::sc_logic> :
+    public sc_port<sc_signal_in_if<sc_dt::sc_logic>, 1>
+{
+  public:
+    sc_in() : sc_port<sc_signal_in_if<sc_dt::sc_logic>, 1>() {}
+    explicit sc_in(const char *name) :
+        sc_port<sc_signal_in_if<sc_dt::sc_logic>, 1>(name)
+    {}
+    virtual ~sc_in() {}
+
+    virtual void
+    bind(const sc_signal_in_if<sc_dt::sc_logic> &)
+    {
+        sc_channel_warn_unimpl(__PRETTY_FUNCTION__);
+    }
+    void
+    operator () (const sc_signal_in_if<sc_dt::sc_logic> &)
+    {
+        sc_channel_warn_unimpl(__PRETTY_FUNCTION__);
+    }
+
+    virtual void
+    bind(sc_port<sc_signal_in_if<sc_dt::sc_logic>, 1> &)
+    {
+        sc_channel_warn_unimpl(__PRETTY_FUNCTION__);
+    }
+    void
+    operator () (sc_port<sc_signal_in_if<sc_dt::sc_logic>, 1> &)
+    {
+        sc_channel_warn_unimpl(__PRETTY_FUNCTION__);
+    }
+
+    virtual void
+    bind(sc_port<sc_signal_inout_if<sc_dt::sc_logic>, 1> &)
+    {
+        sc_channel_warn_unimpl(__PRETTY_FUNCTION__);
+    }
+    void
+    operator () (sc_port<sc_signal_inout_if<sc_dt::sc_logic>, 1> &)
+    {
+        sc_channel_warn_unimpl(__PRETTY_FUNCTION__);
+    }
+
+    virtual void
+    end_of_elaboration()
+    {
+        sc_channel_warn_unimpl(__PRETTY_FUNCTION__);
+    }
+
+    const sc_dt::sc_logic &
+    read() const
+    {
+        sc_channel_warn_unimpl(__PRETTY_FUNCTION__);
+        return *(const sc_dt::sc_logic *)nullptr;
+    }
+    operator const sc_dt::sc_logic& () const
+    {
+        sc_channel_warn_unimpl(__PRETTY_FUNCTION__);
+        return *(const sc_dt::sc_logic *)nullptr;
+    }
+
+    const sc_event &
+    default_event() const
+    {
+        sc_channel_warn_unimpl(__PRETTY_FUNCTION__);
+        return *(const sc_event *)nullptr;
+    }
+    const sc_event &
+    value_changed_event() const
+    {
+        sc_channel_warn_unimpl(__PRETTY_FUNCTION__);
+        return *(const sc_event *)nullptr;
+    }
+    const sc_event &
+    posedge_event() const
+    {
+        sc_channel_warn_unimpl(__PRETTY_FUNCTION__);
+        return *(const sc_event *)nullptr;
+    }
+    const sc_event &
+    negedge_event() const
+    {
+        sc_channel_warn_unimpl(__PRETTY_FUNCTION__);
+        return *(const sc_event *)nullptr;
+    }
+
+    bool
+    event() const
+    {
+        sc_channel_warn_unimpl(__PRETTY_FUNCTION__);
+        return false;
+    }
+    bool
+    posedge() const
+    {
+        sc_channel_warn_unimpl(__PRETTY_FUNCTION__);
+        return false;
+    }
+    bool
+    negedge() const
+    {
+        sc_channel_warn_unimpl(__PRETTY_FUNCTION__);
+        return false;
+    }
+
+    sc_event_finder &
+    value_changed() const
+    {
+        sc_channel_warn_unimpl(__PRETTY_FUNCTION__);
+        return *(sc_event_finder *)nullptr;
+    }
+    sc_event_finder &
+    pos() const
+    {
+        sc_channel_warn_unimpl(__PRETTY_FUNCTION__);
+        return *(sc_event_finder *)nullptr;
+    }
+    sc_event_finder &
+    neg() const
+    {
+        sc_channel_warn_unimpl(__PRETTY_FUNCTION__);
+        return *(sc_event_finder *)nullptr;
+    }
+
+    virtual const char *kind() const { return "sc_in"; }
+
+  private:
+    // Disabled
+    sc_in(const sc_in<sc_dt::sc_logic> &) :
+        sc_port<sc_signal_in_if<sc_dt::sc_logic>, 1>()
+    {}
+    sc_in<sc_dt::sc_logic> &
+    operator = (const sc_in<sc_dt::sc_logic> &)
+    {
+        return *this;
+    }
+};
+
+template <>
+inline void
+sc_trace<sc_dt::sc_logic>(
+        sc_trace_file *, const sc_in<sc_dt::sc_logic> &, const std::string &)
+{
+    sc_channel_warn_unimpl(__PRETTY_FUNCTION__);
+}
+
+} // namespace sc_core
+
+#endif  //__SYSTEMC_EXT_CHANNEL_SC_IN_HH__