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Merge pull request #966 from mole99/delayed-signals
Handle delayed signals in timing checks as assignments
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/* | ||
* Copyright (c) 2006-2023 Stephen Williams <[email protected]> | ||
* | ||
* This source code is free software; you can redistribute it | ||
* and/or modify it in source code form under the terms of the GNU | ||
* General Public License as published by the Free Software | ||
* Foundation; either version 2 of the License, or (at your option) | ||
* any later version. | ||
* | ||
* This program is distributed in the hope that it will be useful, | ||
* but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
* GNU General Public License for more details. | ||
* | ||
* You should have received a copy of the GNU General Public License | ||
* along with this program; if not, write to the Free Software | ||
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. | ||
*/ | ||
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# include "PTimingCheck.h" | ||
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PRecRem::PRecRem(event_t* reference_event, | ||
event_t* data_event, | ||
PExpr* setup_limit, | ||
PExpr* hold_limit, | ||
pform_name_t* notifier, | ||
PExpr* timestamp_cond, | ||
PExpr* timecheck_cond, | ||
pform_name_t* delayed_reference, | ||
pform_name_t* delayed_data) | ||
: | ||
reference_event_ (reference_event), | ||
data_event_ (data_event), | ||
setup_limit_ (setup_limit), | ||
hold_limit_ (hold_limit), | ||
notifier_ (notifier), | ||
timestamp_cond_ (timestamp_cond), | ||
timecheck_cond_ (timecheck_cond), | ||
delayed_reference_ (delayed_reference), | ||
delayed_data_ (delayed_data) | ||
{ | ||
} | ||
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PRecRem::~PRecRem() | ||
{ | ||
} | ||
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PSetupHold::PSetupHold(event_t* reference_event, | ||
event_t* data_event, | ||
PExpr* setup_limit, | ||
PExpr* hold_limit, | ||
pform_name_t* notifier, | ||
PExpr* timestamp_cond, | ||
PExpr* timecheck_cond, | ||
pform_name_t* delayed_reference, | ||
pform_name_t* delayed_data) | ||
: | ||
reference_event_ (reference_event), | ||
data_event_ (data_event), | ||
setup_limit_ (setup_limit), | ||
hold_limit_ (hold_limit), | ||
notifier_ (notifier), | ||
timestamp_cond_ (timestamp_cond), | ||
timecheck_cond_ (timecheck_cond), | ||
delayed_reference_ (delayed_reference), | ||
delayed_data_ (delayed_data) | ||
{ | ||
} | ||
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PSetupHold::~PSetupHold() | ||
{ | ||
} |
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#ifndef IVL_PTimingCheck_H | ||
#define IVL_PTimingCheck_H | ||
/* | ||
* Copyright (c) 2006-2023 Stephen Williams <[email protected]> | ||
* | ||
* This source code is free software; you can redistribute it | ||
* and/or modify it in source code form under the terms of the GNU | ||
* General Public License as published by the Free Software | ||
* Foundation; either version 2 of the License, or (at your option) | ||
* any later version. | ||
* | ||
* This program is distributed in the hope that it will be useful, | ||
* but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
* GNU General Public License for more details. | ||
* | ||
* You should have received a copy of the GNU General Public License | ||
* along with this program; if not, write to the Free Software | ||
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. | ||
*/ | ||
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# include "LineInfo.h" | ||
# include "PExpr.h" | ||
# include "pform_types.h" | ||
# include <memory> | ||
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/* | ||
* The PTimingCheck is the base class for all timing checks | ||
*/ | ||
class PTimingCheck : public LineInfo { | ||
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public: | ||
enum EdgeType {EDGE_01, EDGE_0X, EDGE_10, EDGE_1X, EDGE_X0, EDGE_X1}; | ||
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struct event_t { | ||
pform_name_t name; | ||
bool posedge; | ||
bool negedge; | ||
std::vector<EdgeType> edges; | ||
std::unique_ptr<PExpr> condition; | ||
}; | ||
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// This struct is used to parse the optional arguments | ||
struct optional_args_t { | ||
pform_name_t* notifier = nullptr; | ||
PExpr* timestamp_cond = nullptr; | ||
PExpr* timecheck_cond = nullptr; | ||
pform_name_t* delayed_reference = nullptr; | ||
pform_name_t* delayed_data = nullptr; | ||
PExpr* event_based_flag = nullptr; | ||
PExpr* remain_active_flag = nullptr; | ||
}; | ||
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PTimingCheck() { } | ||
virtual ~PTimingCheck() { } | ||
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virtual void elaborate(class Design*des, class NetScope*scope) const = 0; | ||
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virtual void dump(std::ostream&out, unsigned ind) const = 0; | ||
}; | ||
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/* | ||
* The PRecRem is the parse of a $recrem timing check | ||
*/ | ||
class PRecRem : public PTimingCheck { | ||
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public: | ||
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PRecRem(event_t* reference_event, | ||
event_t* data_event, | ||
PExpr* setup_limit, | ||
PExpr* hold_limit, | ||
pform_name_t* notifier, | ||
PExpr* timestamp_cond, | ||
PExpr* timecheck_cond, | ||
pform_name_t* delayed_reference, | ||
pform_name_t* delayed_data); | ||
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~PRecRem(); | ||
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void elaborate(class Design*des, class NetScope*scope) const override; | ||
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void dump(std::ostream&out, unsigned ind) const override; | ||
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private: | ||
std::unique_ptr<event_t> reference_event_; | ||
std::unique_ptr<event_t> data_event_; | ||
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std::unique_ptr<PExpr> setup_limit_; | ||
std::unique_ptr<PExpr> hold_limit_; | ||
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std::unique_ptr<pform_name_t> notifier_; | ||
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std::unique_ptr<PExpr> timestamp_cond_; | ||
std::unique_ptr<PExpr> timecheck_cond_; | ||
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std::unique_ptr<pform_name_t> delayed_reference_; | ||
std::unique_ptr<pform_name_t> delayed_data_; | ||
}; | ||
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/* | ||
* The PSetupHold is the parse of a $setuphold timing check | ||
*/ | ||
class PSetupHold : public PTimingCheck { | ||
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public: | ||
PSetupHold(event_t* reference_event, | ||
event_t* data_event, | ||
PExpr* setup_limit, | ||
PExpr* hold_limit, | ||
pform_name_t* notifier, | ||
PExpr* timestamp_cond, | ||
PExpr* timecheck_cond, | ||
pform_name_t* delayed_reference, | ||
pform_name_t* delayed_data); | ||
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~PSetupHold(); | ||
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void elaborate(class Design*des, class NetScope*scope) const override; | ||
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void dump(std::ostream&out, unsigned ind) const override; | ||
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private: | ||
std::unique_ptr<event_t> reference_event_; | ||
std::unique_ptr<event_t> data_event_; | ||
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std::unique_ptr<PExpr> setup_limit_; | ||
std::unique_ptr<PExpr> hold_limit_; | ||
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std::unique_ptr<pform_name_t> notifier_; | ||
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std::unique_ptr<PExpr> timestamp_cond_; | ||
std::unique_ptr<PExpr> timecheck_cond_; | ||
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std::unique_ptr<pform_name_t> delayed_reference_; | ||
std::unique_ptr<pform_name_t> delayed_data_; | ||
}; | ||
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#endif /* IVL_PTimingCheck_H */ |
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