FuncCallExprAST.py (7793:f6cbeb8712d3) FuncCallExprAST.py (7839:9e556fb25900)
1# Copyright (c) 1999-2008 Mark D. Hill and David A. Wood
2# Copyright (c) 2009 The Hewlett-Packard Development Company
3# All rights reserved.
4#
5# Redistribution and use in source and binary forms, with or without
6# modification, are permitted provided that the following conditions are
7# met: redistributions of source code must retain the above copyright
8# notice, this list of conditions and the following disclaimer;

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84 self.error("Unrecognized function name: '%s'", self.proc_name)
85
86 if len(self.exprs) != len(func.param_types):
87 self.error("Wrong number of arguments passed to function : '%s'" +\
88 " Expected %d, got %d", self.proc_name,
89 len(func.param_types), len(self.exprs))
90
91 cvec = []
1# Copyright (c) 1999-2008 Mark D. Hill and David A. Wood
2# Copyright (c) 2009 The Hewlett-Packard Development Company
3# All rights reserved.
4#
5# Redistribution and use in source and binary forms, with or without
6# modification, are permitted provided that the following conditions are
7# met: redistributions of source code must retain the above copyright
8# notice, this list of conditions and the following disclaimer;

--- 75 unchanged lines hidden (view full) ---

84 self.error("Unrecognized function name: '%s'", self.proc_name)
85
86 if len(self.exprs) != len(func.param_types):
87 self.error("Wrong number of arguments passed to function : '%s'" +\
88 " Expected %d, got %d", self.proc_name,
89 len(func.param_types), len(self.exprs))
90
91 cvec = []
92 type_vec = []
92 for expr,expected_type in zip(self.exprs, func.param_types):
93 # Check the types of the parameter
94 actual_type,param_code = expr.inline(True)
95 if actual_type != expected_type:
96 expr.error("Type mismatch: expected: %s actual: %s" % \
97 (expected_type, actual_type))
98 cvec.append(param_code)
93 for expr,expected_type in zip(self.exprs, func.param_types):
94 # Check the types of the parameter
95 actual_type,param_code = expr.inline(True)
96 if actual_type != expected_type:
97 expr.error("Type mismatch: expected: %s actual: %s" % \
98 (expected_type, actual_type))
99 cvec.append(param_code)
100 type_vec.append(expected_type)
99
100 # OK, the semantics of "trigger" here is that, ports in the
101 # machine have different priorities. We always check the first
102 # port for doable transitions. If nothing/stalled, we pick one
103 # from the next port.
104 #
105 # One thing we have to be careful as the SLICC protocol
106 # writter is : If a port have two or more transitions can be
107 # picked from in one cycle, they must be independent.
108 # Otherwise, if transition A and B mean to be executed in
109 # sequential, and A get stalled, transition B can be issued
110 # erroneously. In practice, in most case, there is only one
111 # transition should be executed in one cycle for a given
112 # port. So as most of current protocols.
113
114 if self.proc_name == "trigger":
115 code('''
116{
117 Address addr = ${{cvec[1]}};
101
102 # OK, the semantics of "trigger" here is that, ports in the
103 # machine have different priorities. We always check the first
104 # port for doable transitions. If nothing/stalled, we pick one
105 # from the next port.
106 #
107 # One thing we have to be careful as the SLICC protocol
108 # writter is : If a port have two or more transitions can be
109 # picked from in one cycle, they must be independent.
110 # Otherwise, if transition A and B mean to be executed in
111 # sequential, and A get stalled, transition B can be issued
112 # erroneously. In practice, in most case, there is only one
113 # transition should be executed in one cycle for a given
114 # port. So as most of current protocols.
115
116 if self.proc_name == "trigger":
117 code('''
118{
119 Address addr = ${{cvec[1]}};
118 TransitionResult result = doTransition(${{cvec[0]}}, ${machine}_getState(addr), addr);
120''')
121 if machine.TBEType != None and machine.EntryType != None:
122 code('''
123 TransitionResult result = doTransition(${{cvec[0]}}, ${{cvec[2]}}, ${{cvec[3]}}, addr);
124''')
125 elif machine.TBEType != None:
126 code('''
127 TransitionResult result = doTransition(${{cvec[0]}}, ${{cvec[2]}}, addr);
128''')
129 elif machine.EntryType != None:
130 code('''
131 TransitionResult result = doTransition(${{cvec[0]}}, ${{cvec[2]}}, addr);
132''')
133 else:
134 code('''
135 TransitionResult result = doTransition(${{cvec[0]}}, addr);
136''')
119
137
138 code('''
120 if (result == TransitionResult_Valid) {
121 counter++;
122 continue; // Check the first port again
123 }
124
125 if (result == TransitionResult_ResourceStall) {
126 g_eventQueue_ptr->scheduleEvent(this, 1);
127

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170 $error
171}
172#endif
173''')
174
175 elif self.proc_name == "continueProcessing":
176 code("counter++;")
177 code("continue; // Check the first port again")
139 if (result == TransitionResult_Valid) {
140 counter++;
141 continue; // Check the first port again
142 }
143
144 if (result == TransitionResult_ResourceStall) {
145 g_eventQueue_ptr->scheduleEvent(this, 1);
146

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189 $error
190}
191#endif
192''')
193
194 elif self.proc_name == "continueProcessing":
195 code("counter++;")
196 code("continue; // Check the first port again")
197
198 elif self.proc_name == "set_cache_entry":
199 code("set_cache_entry(m_cache_entry_ptr, %s);" %(cvec[0]));
200 elif self.proc_name == "unset_cache_entry":
201 code("unset_cache_entry(m_cache_entry_ptr);");
202 elif self.proc_name == "set_tbe":
203 code("set_tbe(m_tbe_ptr, %s);" %(cvec[0]));
204 elif self.proc_name == "unset_tbe":
205 code("unset_tbe(m_tbe_ptr);");
206
178 else:
179 # Normal function
180
181 # if the func is internal to the chip but not the machine
182 # then it can only be accessed through the chip pointer
183 internal = ""
184 if "external" not in func and not func.isInternalMachineFunc:
185 internal = "m_chip_ptr->"
186
207 else:
208 # Normal function
209
210 # if the func is internal to the chip but not the machine
211 # then it can only be accessed through the chip pointer
212 internal = ""
213 if "external" not in func and not func.isInternalMachineFunc:
214 internal = "m_chip_ptr->"
215
187 params = ', '.join(str(c) for c in cvec)
216 params = ""
217 first_param = True
218
219 for (param_code, type) in zip(cvec, type_vec):
220 if str(type) == "TBE" or ("interface" in type and
221 type["interface"] == "AbstractCacheEntry"):
222
223 if first_param:
224 params = str(param_code).replace('*','')
225 first_param = False
226 else:
227 params += ', '
228 params += str(param_code).replace('*','');
229 else:
230 if first_param:
231 params = str(param_code)
232 first_param = False
233 else:
234 params += ', '
235 params += str(param_code);
236
188 fix = code.nofix()
189 code('(${internal}${{func.c_ident}}($params))')
190 code.fix(fix)
191
192 return func.return_type
237 fix = code.nofix()
238 code('(${internal}${{func.c_ident}}($params))')
239 code.fix(fix)
240
241 return func.return_type