1 /*
 2  *   Copyright (c) 2009, Michael Lehn
 3  *
 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
 8  *   are met:
 9  *
10  *   1) Redistributions of source code must retain the above copyright
11  *      notice, this list of conditions and the following disclaimer.
12  *   2) Redistributions in binary form must reproduce the above copyright
13  *      notice, this list of conditions and the following disclaimer in
14  *      the documentation and/or other materials provided with the
15  *      distribution.
16  *   3) Neither the name of the FLENS development group nor the names of
17  *      its contributors may be used to endorse or promote products derived
18  *      from this software without specific prior written permission.
19  *
20  *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
21  *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
22  *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
23  *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
24  *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
25  *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
26  *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
27  *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
28  *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
29  *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
30  *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31  */
32 
33 #ifndef FLENS_DEBUG_AUX_OPERATION_TCC
34 #define FLENS_DEBUG_AUX_OPERATION_TCC 1
35 
36 #include <flens/aux/issame.h>
37 #include <flens/blas/operators/operators.h>
38 
39 namespace flens { namespace verbose {
40 
41 template <typename Op>
42 std::string
43 operation(const std::string &leftOperand, const std::string &rightOperand)
44 {
45     std::ostringstream s;
46 
47     if (IsSame<Op, OpAdd>::value)
48     {
49         s << "("<< leftOperand << " + " << rightOperand << ")";
50         return s.str();
51     }
52     if (IsSame<Op, OpSub>::value)
53     {
54         s << "("<< leftOperand << " - " << rightOperand << ")";
55         return s.str();
56     }
57     if (IsSame<Op, OpMult>::value)
58     {
59         s << "(" << leftOperand << " * " << rightOperand << ")";
60         return s.str();
61     }
62     if (IsSame<Op, OpDiv>::value)
63     {
64         s << "(" << leftOperand << "/" << rightOperand <<  ")";
65         return s.str();
66     }
67     if (IsSame<Op, OpTrans>::value)
68     {
69         s << "(" << leftOperand << ")^T";
70         return s.str();
71     }
72     if (IsSame<Op, OpConj>::value)
73     {
74         s << "conj(" << leftOperand << ")";
75         return s.str();
76     }
77     s << "unknown_op(" << leftOperand << ", " << rightOperand << ")";
78     return s.str();
79 }
80 
81 } } // namespace verbose, namespace flens
82 
83 #endif // FLENS_DEBUG_AUX_OPERATION_TCC