1# Copyright (c) 1999-2008 Mark D. Hill and David A. Wood
2# Copyright (c) 2009 The Hewlett-Packard Development Company
3# Copyright (c) 2013 Advanced Micro Devices, Inc.
4# All rights reserved.
5#
6# Redistribution and use in source and binary forms, with or without
7# modification, are permitted provided that the following conditions are
8# met: redistributions of source code must retain the above copyright

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88
89 # Look up the function in the symbol table
90 func = self.symtab.find(func_name_args, Func)
91
92 # Check the types and get the code for the parameters
93 if func is None:
94 self.error("Unrecognized function name: '%s'", func_name_args)
95
96 cvec, type_vec = func.checkArguments(self.exprs)
97
98 # OK, the semantics of "trigger" here is that, ports in the
99 # machine have different priorities. We always check the first
100 # port for doable transitions. If nothing/stalled, we pick one
101 # from the next port.
102 #
103 # One thing we have to be careful as the SLICC protocol
104 # writter is : If a port have two or more transitions can be
105 # picked from in one cycle, they must be independent.

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