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author | Patrick Lehmann <Patrick.Lehmann@plc2.de> | 2021-08-17 12:17:51 +0200 |
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committer | umarcor <unai.martinezcorral@ehu.eus> | 2021-08-23 16:35:36 +0200 |
commit | d0dc820554320ad076854481f5cb0957edd3cda5 (patch) | |
tree | 6959f4781d454962bfea54886a0c42a90d97d3ac /pyGHDL/dom/Sequential.py | |
parent | 2488e55caba1c369785a93ab2578c4a1e0c40c65 (diff) | |
download | ghdl-d0dc820554320ad076854481f5cb0957edd3cda5.tar.gz ghdl-d0dc820554320ad076854481f5cb0957edd3cda5.tar.bz2 ghdl-d0dc820554320ad076854481f5cb0957edd3cda5.zip |
Implemented handling of wait statements.
Diffstat (limited to 'pyGHDL/dom/Sequential.py')
-rw-r--r-- | pyGHDL/dom/Sequential.py | 53 |
1 files changed, 51 insertions, 2 deletions
diff --git a/pyGHDL/dom/Sequential.py b/pyGHDL/dom/Sequential.py index b0f1d2e97..d2efef8eb 100644 --- a/pyGHDL/dom/Sequential.py +++ b/pyGHDL/dom/Sequential.py @@ -51,6 +51,7 @@ from pyVHDLModel.SyntaxModel import ( SequentialProcedureCall as VHDLModel_SequentialProcedureCall, SequentialAssertStatement as VHDLModel_SequentialAssertStatement, SequentialReportStatement as VHDLModel_SequentialReportStatement, + WaitStatement as VHDLModel_WaitStatement, Name, SequentialStatement, Expression, @@ -476,7 +477,11 @@ class SequentialAssertStatement(VHDLModel_SequentialAssertStatement, DOMMixin): condition = GetExpressionFromNode(nodes.Get_Assertion_Condition(assertNode)) message = GetExpressionFromNode(nodes.Get_Report_Expression(assertNode)) severityNode = nodes.Get_Severity_Expression(assertNode) - severity = None if severityNode is nodes.Null_Iir else GetExpressionFromNode(severityNode) + severity = ( + None + if severityNode is nodes.Null_Iir + else GetExpressionFromNode(severityNode) + ) return cls(assertNode, condition, message, severity, label) @@ -499,6 +504,50 @@ class SequentialReportStatement(VHDLModel_SequentialReportStatement, DOMMixin): message = GetExpressionFromNode(nodes.Get_Report_Expression(reportNode)) severityNode = nodes.Get_Severity_Expression(reportNode) - severity = None if severityNode is nodes.Null_Iir else GetExpressionFromNode(severityNode) + severity = ( + None + if severityNode is nodes.Null_Iir + else GetExpressionFromNode(severityNode) + ) return cls(reportNode, message, severity, label) + + +@export +class WaitStatement(VHDLModel_WaitStatement, DOMMixin): + def __init__( + self, + waitNode: Iir, + sensitivityList: Iterable[Name] = None, + condition: Expression = None, + timeout: Expression = None, + label: str = None, + ): + super().__init__(sensitivityList, condition, timeout, label) + DOMMixin.__init__(self, waitNode) + + @classmethod + def parse(cls, waitNode: Iir, label: str) -> "WaitStatement": + from pyGHDL.dom._Utils import GetIirKindOfNode + from pyGHDL.dom._Translate import GetExpressionFromNode + + sensitivityList = None + sensitivityListNode = nodes.Get_Sensitivity_List(waitNode) + if sensitivityListNode is not nodes.Null_Iir: + print(GetIirKindOfNode(sensitivityListNode)) + + conditionNode = nodes.Get_Condition_Clause(waitNode) + condition = ( + None + if conditionNode is nodes.Null_Iir + else GetExpressionFromNode(conditionNode) + ) + + timeoutNode = nodes.Get_Timeout_Clause(waitNode) + timeout = ( + None + if timeoutNode is nodes.Null_Iir + else GetExpressionFromNode(timeoutNode) + ) + + return cls(waitNode, sensitivityList, condition, timeout, label) |