ExprStatementAST.py (10226:056363356d15) | ExprStatementAST.py (10971:3ed88c8334f1) |
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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. |
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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 --- 10 unchanged lines hidden (view full) --- 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 |
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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 |