1 | // |
---|
2 | // Cforall Version 1.0.0 Copyright (C) 2015 University of Waterloo |
---|
3 | // |
---|
4 | // The contents of this file are covered under the licence agreement in the |
---|
5 | // file "LICENCE" distributed with Cforall. |
---|
6 | // |
---|
7 | // sum.cfa -- test resolvers ability to deal with many variables with the same name and to use the minimum number of |
---|
8 | // casts necessary to disambiguate overloaded variable names. |
---|
9 | // |
---|
10 | // Author : Peter A. Buhr |
---|
11 | // Created On : Wed May 27 17:56:53 2015 |
---|
12 | // Last Modified By : Peter A. Buhr |
---|
13 | // Last Modified On : Fri Jul 12 12:05:16 2019 |
---|
14 | // Update Count : 335 |
---|
15 | // |
---|
16 | |
---|
17 | #include <fstream.hfa> |
---|
18 | #include <stdlib.hfa> |
---|
19 | |
---|
20 | trait sumable( otype T ) { |
---|
21 | void ?{}( T &, zero_t ); // 0 literal constructor |
---|
22 | T ?+?( T, T ); // assortment of additions |
---|
23 | T ?+=?( T &, T ); |
---|
24 | T ++?( T & ); |
---|
25 | T ?++( T & ); |
---|
26 | }; // sumable |
---|
27 | |
---|
28 | forall( otype T | sumable( T ) ) // use trait |
---|
29 | T sum( size_t size, T a[] ) { |
---|
30 | T total = 0; // initialize by 0 constructor |
---|
31 | for ( i; size ) |
---|
32 | total += a[i]; // select appropriate + |
---|
33 | return total; |
---|
34 | } // sum |
---|
35 | |
---|
36 | int main( void ) { |
---|
37 | #if 0 |
---|
38 | const int low = 5, High = 15, size = High - low; |
---|
39 | |
---|
40 | signed char s = 0, a[size], v = (char)low; |
---|
41 | for ( int i = 0; i < size; i += 1, v += 1hh ) { |
---|
42 | s += v; |
---|
43 | a[i] = v; |
---|
44 | } // for |
---|
45 | sout | "sum from" | low | "to" | High | "is" |
---|
46 | | sum( size, (signed char *)a ) | ", check" | (signed char)s; |
---|
47 | |
---|
48 | unsigned char s = 0, a[size], v = low; |
---|
49 | for ( int i = 0; i < size; i += 1, v += 1hhu ) { |
---|
50 | s += (unsigned char)v; |
---|
51 | a[i] = (unsigned char)v; |
---|
52 | } // for |
---|
53 | sout | "sum from" | low | "to" | High | "is" |
---|
54 | | sum( size, (unsigned char *)a ) | ", check" | (unsigned char)s; |
---|
55 | |
---|
56 | short int s = 0, a[size], v = low; |
---|
57 | for ( int i = 0; i < size; i += 1, v += 1h ) { |
---|
58 | s += (short int)v; |
---|
59 | a[i] = (short int)v; |
---|
60 | } // for |
---|
61 | sout | "sum from" | low | "to" | High | "is" |
---|
62 | | sum( size, (short int *)a ) | ", check" | (short int)s; |
---|
63 | |
---|
64 | int s = 0, a[size], v = low; |
---|
65 | for ( int i = 0; i < size; i += 1, v += 1 ) { |
---|
66 | s += (int)v; |
---|
67 | a[i] = (int)v; |
---|
68 | } // for |
---|
69 | sout | "sum from" | low | "to" | High | "is" |
---|
70 | | sum( size, (int *)a ) | ", check" | (int)s; |
---|
71 | |
---|
72 | float s = 0.0f, a[size], v = low / 10.0f; |
---|
73 | for ( int i = 0; i < size; i += 1, v += 0.1f ) { |
---|
74 | s += (float)v; |
---|
75 | a[i] = (float)v; |
---|
76 | } // for |
---|
77 | sout | "sum from" | low / 10.0f | "to" | High / 10.0f | "is" |
---|
78 | | sum( size, (float *)a ) | ", check" | (float)s; |
---|
79 | |
---|
80 | double s = 0.0, a[size], v = low / 10.0; |
---|
81 | for ( int i = 0; i < size; i += 1, v += 0.1 ) { |
---|
82 | s += (double)v; |
---|
83 | a[i] = (double)v; |
---|
84 | } // for |
---|
85 | sout | "sum from" | low / 10.0 | "to" | High / 10.0 | "is" |
---|
86 | | sum( size, (double *)a ) | ", check" | (double)s; |
---|
87 | |
---|
88 | struct S { int i, j; }; |
---|
89 | void ?{}( S & s ) { s.[i, j] = 0; } |
---|
90 | void ?{}( S & s, int i ) { s.[i, j] = [i, 0]; } |
---|
91 | void ?{}( S & s, int i, int j ) { s.[i, j] = [i, j]; } |
---|
92 | void ?{}( S & s, zero_t ) { s.[i, j] = 0; } |
---|
93 | void ?{}( S & s, one_t ) { s.[i, j] = 1; } |
---|
94 | S ?+?( S t1, S t2 ) { return (S){ t1.i + t2.i, t1.j + t2.j }; } |
---|
95 | S ?+=?( S & t1, S t2 ) { t1 = t1 + t2; return t1; } |
---|
96 | S ++?( S & t ) { t += (S){1}; return t; } |
---|
97 | S ?++( S & t ) { S temp = t; t += (S){1}; return temp; } |
---|
98 | ofstream & ?|?( ofstream & os, S v ) { return os | v.i | v.j; } |
---|
99 | void ?|?( ofstream & os, S v ) { (ofstream &)(os | v); ends( os ); } |
---|
100 | |
---|
101 | S s = (S){0}, a[size], v = { low, low }; |
---|
102 | for ( int i = 0; i < size; i += 1, v += (S){1} ) { |
---|
103 | s += (S)v; |
---|
104 | a[i] = (S)v; |
---|
105 | } // for |
---|
106 | sout | "sum from" | low | "to" | High | "is" |
---|
107 | | sum( size, (S *)a ) | ", check" | (S)s; |
---|
108 | |
---|
109 | forall( otype Impl | sumable( Impl ) ) |
---|
110 | struct GS { |
---|
111 | Impl * x, * y; |
---|
112 | }; |
---|
113 | GS(int) gs; |
---|
114 | // FIX ME, resolution problem with anew not picking up the LH type |
---|
115 | gs.x = (typeof(gs.x))anew( size ); // create array storage for field |
---|
116 | s = 0; v = low; |
---|
117 | for ( int i = 0; i < size; i += 1, v += 1 ) { |
---|
118 | s += (int)v; |
---|
119 | gs.x[i] = (int)v; // set field array in generic type |
---|
120 | } // for |
---|
121 | sout | "sum from" | low | "to" | High | "is" |
---|
122 | | sum( size, gs.x ) | ", check" | (int)s; // add field array in generic type |
---|
123 | delete( gs.x ); |
---|
124 | #else |
---|
125 | const int low = 5, High = 15, size = High - low; |
---|
126 | |
---|
127 | signed char s = 0, a[size], v = (char)low; |
---|
128 | for ( int i = 0; i < size; i += 1, v += 1hh ) { |
---|
129 | s += v; |
---|
130 | a[i] = v; |
---|
131 | } // for |
---|
132 | printf( "sum from %d to %d is %hhd, check %hhd\n", low, High, |
---|
133 | sum( size, (signed char *)a ), (signed char)s ); |
---|
134 | |
---|
135 | unsigned char s = 0, a[size], v = low; |
---|
136 | for ( int i = 0; i < size; i += 1, v += 1hhu ) { |
---|
137 | s += (unsigned char)v; |
---|
138 | a[i] = (unsigned char)v; |
---|
139 | } // for |
---|
140 | printf( "sum from %d to %d is %hhu, check %hhu\n", low, High, |
---|
141 | sum( size, (unsigned char *)a ), (unsigned char)s ); |
---|
142 | |
---|
143 | short int s = 0, a[size], v = low; |
---|
144 | for ( int i = 0; i < size; i += 1, v += 1h ) { |
---|
145 | s += (short int)v; |
---|
146 | a[i] = (short int)v; |
---|
147 | } // for |
---|
148 | printf( "sum from %d to %d is %hd, check %hd\n", low, High, |
---|
149 | sum( size, (short int *)a ), (short int)s ); |
---|
150 | |
---|
151 | int s = 0, a[size], v = low; |
---|
152 | for ( int i = 0; i < size; i += 1, v += 1 ) { |
---|
153 | s += (int)v; |
---|
154 | a[i] = (int)v; |
---|
155 | } // for |
---|
156 | printf( "sum from %d to %d is %d, check %d\n", low, High, |
---|
157 | sum( size, (int *)a ), (int)s ); |
---|
158 | |
---|
159 | float s = 0.0f, a[size], v = low / 10.0f; |
---|
160 | for ( int i = 0; i < size; i += 1, v += 0.1f ) { |
---|
161 | s += (float)v; |
---|
162 | a[i] = (float)v; |
---|
163 | } // for |
---|
164 | printf( "sum from %g to %g is %g, check %g\n", low / 10.0f, High / 10.0f, |
---|
165 | sum( size, (float *)a ), (float)s ); |
---|
166 | |
---|
167 | double s = 0.0, a[size], v = low / 10.0; |
---|
168 | for ( int i = 0; i < size; i += 1, v += 0.1 ) { |
---|
169 | s += (double)v; |
---|
170 | a[i] = (double)v; |
---|
171 | } // for |
---|
172 | printf( "sum from %g to %g is %g, check %g\n", low / 10.0f, High / 10.0f, |
---|
173 | sum( size, (double *)a ), (double)s ); |
---|
174 | |
---|
175 | struct S { int i, j; }; |
---|
176 | void ?{}( S & s ) { s.[i, j] = 0; } |
---|
177 | void ?{}( S & s, int i ) { s.[i, j] = [i, 0]; } |
---|
178 | void ?{}( S & s, int i, int j ) { s.[i, j] = [i, j]; } |
---|
179 | void ?{}( S & s, zero_t ) { s.[i, j] = 0; } |
---|
180 | void ?{}( S & s, one_t ) { s.[i, j] = 1; } |
---|
181 | S ?+?( S t1, S t2 ) { return (S){ t1.i + t2.i, t1.j + t2.j }; } |
---|
182 | S ?+=?( S & t1, S t2 ) { t1 = t1 + t2; return t1; } |
---|
183 | S ++?( S & t ) { t += (S){1}; return t; } |
---|
184 | S ?++( S & t ) { S temp = t; t += (S){1}; return temp; } |
---|
185 | ofstream & ?|?( ofstream & os, S v ) { return os | v.i | v.j; } |
---|
186 | void ?|?( ofstream & os, S v ) { (ofstream &)(os | v); ends( os ); } |
---|
187 | |
---|
188 | S s = (S){0}, a[size], v = { low, low }; |
---|
189 | for ( int i = 0; i < size; i += 1, v += (S){1} ) { |
---|
190 | s += (S)v; |
---|
191 | a[i] = (S)v; |
---|
192 | } // for |
---|
193 | printf( "sum from %d to %d is %d %d, check %d %d\n", low, High, |
---|
194 | sum( size, (S *)a ).[i, j], s.[i, j] ); |
---|
195 | |
---|
196 | forall( otype Impl | sumable( Impl ) ) |
---|
197 | struct GS { |
---|
198 | Impl * x, * y; |
---|
199 | }; |
---|
200 | GS(int) gs; |
---|
201 | // FIX ME, resolution problem with anew not picking up the LH type |
---|
202 | gs.x = (typeof(gs.x))anew( size ); // create array storage for field |
---|
203 | s = 0; v = low; |
---|
204 | for ( int i = 0; i < size; i += 1, v += 1 ) { |
---|
205 | s += (int)v; |
---|
206 | gs.x[i] = (int)v; // set field array in generic type |
---|
207 | } // for |
---|
208 | printf( "sum from %d to %d is %d, check %d\n", low, High, |
---|
209 | sum( size, gs.x ), (int)s ); // add field array in generic type |
---|
210 | delete( gs.x ); |
---|
211 | #endif |
---|
212 | } // main |
---|
213 | |
---|
214 | // Local Variables: // |
---|
215 | // tab-width: 4 // |
---|
216 | // compile-command: "cfa sum.cfa" // |
---|
217 | // End: // |
---|