| 1 | //
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| 2 | // Cforall Version 1.0.0 Copyright (C) 2015 University of Waterloo
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| 3 | //
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| 4 | // The contents of this file are covered under the licence agreement in the
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| 5 | // file "LICENCE" distributed with Cforall.
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| 6 | //
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| 7 | // Attribute.cc --
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| 8 | //
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| 9 | // Author : Rob Schluntz
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| 10 | // Created On : Mon June 06 14:51:16 2016
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| 11 | // Last Modified By : Rob Schluntz
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| 12 | // Last Modified On : Mon June 06 14:54:48 2016
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| 13 | // Update Count : 1
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| 14 | //
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| 15 |
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| 16 | #include <ostream> // for operator<<, ostream, basic_ostream, endl
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| 17 | #include <set>
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| 18 |
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| 19 | #include "Attribute.h"
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| 20 | #include "Common/utility.h" // for cloneAll, deleteAll, printAll
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| 21 | #include "Expression.h" // for Expression
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| 22 |
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| 23 | Attribute::Attribute( const Attribute &other ) : name( other.name ) {
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| 24 | cloneAll( other.parameters, parameters );
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| 25 | }
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| 26 |
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| 27 | bool Attribute::isValidOnFuncParam() const {
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| 28 | // attributes such as aligned, cleanup, etc. produce GCC errors when they appear
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| 29 | // on function parameters. Maintain here a whitelist of attribute names that are
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| 30 | // allowed to appear on parameters.
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| 31 | static std::set< std::string > valid = {
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| 32 | "noreturn", "unused"
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| 33 | };
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| 34 | return valid.count( normalizedName() );
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| 35 | }
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| 36 |
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| 37 | std::string Attribute::normalizedName() const {
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| 38 | // trim beginning/ending _, convert to lowercase
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| 39 | auto begin = name.find_first_not_of('_');
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| 40 | auto end = name.find_last_not_of('_');
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| 41 | if (begin == std::string::npos || end == std::string::npos) return "";
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| 42 | std::string ret;
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| 43 | ret.reserve( end-begin+1 );
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| 44 | std::transform( &name[begin], &name[end+1], back_inserter( ret ), tolower );
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| 45 | return ret;
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| 46 | }
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| 47 |
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| 48 | void Attribute::print( std::ostream &os, Indenter indent ) const {
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| 49 | using std::endl;
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| 50 | using std::string;
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| 51 |
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| 52 | if ( ! empty() ) {
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| 53 | os << "Attribute with name: " << name;
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| 54 | if ( ! parameters.empty() ) {
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| 55 | os << " with parameters: " << endl;
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| 56 | printAll( parameters, os, indent+1 );
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| 57 | }
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| 58 | }
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| 59 | }
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| 60 |
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| 61 | // Local Variables: //
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| 62 | // tab-width: 4 //
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| 63 | // mode: c++ //
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| 64 | // compile-command: "make install" //
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| 65 | // End: //
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