ExprStatementAST.py (10226:056363356d15) ExprStatementAST.py (10971:3ed88c8334f1)
1# Copyright (c) 1999-2008 Mark D. Hill and David A. Wood
2# Copyright (c) 2009 The Hewlett-Packard Development Company
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.
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;
9# redistributions in binary form must reproduce the above copyright
10# notice, this list of conditions and the following disclaimer in the

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21# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
22# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
26# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27
28from slicc.ast.StatementAST import StatementAST
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
9# notice, this list of conditions and the following disclaimer;
10# redistributions in binary form must reproduce the above copyright
11# notice, this list of conditions and the following disclaimer in the

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

22# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
23# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
24# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
25# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
27# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28
29from slicc.ast.StatementAST import StatementAST
30from slicc.ast.LocalVariableAST import LocalVariableAST
29from slicc.symbols import Type
30
31class ExprStatementAST(StatementAST):
32 def __init__(self, slicc, expr):
33 super(ExprStatementAST, self).__init__(slicc)
34 self.expr = expr
35
36 def __repr__(self):
37 return "[ExprStatementAST: %s]" % (self.expr)
38
39 def generate(self, code, return_type):
40 actual_type,rcode = self.expr.inline(True)
41 code("$rcode;")
42
31from slicc.symbols import Type
32
33class ExprStatementAST(StatementAST):
34 def __init__(self, slicc, expr):
35 super(ExprStatementAST, self).__init__(slicc)
36 self.expr = expr
37
38 def __repr__(self):
39 return "[ExprStatementAST: %s]" % (self.expr)
40
41 def generate(self, code, return_type):
42 actual_type,rcode = self.expr.inline(True)
43 code("$rcode;")
44
43 # The return type must be void
44 if actual_type != self.symtab.find("void", Type):
45 # The return type must be void, except for local var decls
46 if (not isinstance(self.expr, LocalVariableAST) and
47 actual_type != self.symtab.find("void", Type)):
45 self.expr.warning("Non-void return ignored, " + \
46 "return type is '%s'", actual_type.ident)
47
48 def findResources(self, resources):
49 self.expr.findResources(resources)
50
48 self.expr.warning("Non-void return ignored, " + \
49 "return type is '%s'", actual_type.ident)
50
51 def findResources(self, resources):
52 self.expr.findResources(resources)
53