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 | // tupleAssign.c -- |
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8 | // |
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9 | // Author : Rob Schluntz |
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10 | // Created On : Tue Nov 15 17:24:32 2016 |
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11 | // Last Modified By : Peter A. Buhr |
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12 | // Last Modified On : Tue Dec 4 22:03:48 2018 |
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13 | // Update Count : 35 |
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14 | // |
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15 | |
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16 | #include <fstream.hfa> |
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17 | |
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18 | int main() { |
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19 | { |
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20 | // test multiple assignment and cascading assignment |
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21 | int u = 5, v = 6, x = 10, y = 11; |
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22 | [int, int] z = [100, 200]; |
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23 | |
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24 | // swap x, y and store the new [x, y] in [u, v] and in z; |
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25 | printf( "u=%d v=%d x=%d y=%d z=[%d, %d]\n", u, v, x, y, z ); |
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26 | sout | "u=" | u | "v=" | v | "x=" | x | "y=" | y | "z=[" | z | "]"; |
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27 | z = [u, v] = [x, y] = [y, x]; |
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28 | printf( "u=%d v=%d x=%d y=%d z=[%d, %d]\n", u, v, x, y, z ); |
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29 | sout | "u=" | u | "v=" | v | "x=" | x | "y=" | y | "z=[" | z | "]"; |
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30 | |
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31 | // shuffle elements -- v = z.0, z.0 = z.1, z.1 = u, u = v |
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32 | [v, z, u] = [z, u, v]; |
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33 | printf( "u=%d v=%d z=[%d, %d]\n", u, v, z ); |
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34 | sout | "u=" | u | "v=" | v | "z=[" | z | "]"; |
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35 | |
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36 | // multiple assignment with tuple expression on right |
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37 | z = [111, 222]; |
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38 | [u, v] = [123, 456]; |
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39 | printf( "u=%d v=%d z=[%d, %d]\n", u, v, z ); |
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40 | sout | "u=" | u | "v=" | v | "z=[" | z | "]"; |
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41 | } |
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42 | { |
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43 | // test mass assignment |
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44 | double d = 0.0; |
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45 | int i = 0; |
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46 | char c = '\0'; |
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47 | struct X { |
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48 | int z; |
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49 | } x; |
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50 | X ?=?(X & x, double d) { return x; } |
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51 | [int, double, int] t; |
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52 | |
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53 | // no conversion from X to integral types, so this serves as a santiy |
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54 | // check that as long as this compiles, ?=?(_, x) is not generated. |
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55 | [t, x, d, i, c, x] = (double)94.12; |
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56 | printf( "d=%lg i=%d c=%c t=[%d, %lg, %d]\n", d, i, (int)c, t ); |
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57 | sout | "d=" | d | "i=" | i | "c=" | c | ' ' | "t=[" | t | "]"; |
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58 | [x, c, i, d, x, t] = (double)-94.12; |
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59 | printf( "d=%lg i=%d c=%c t=[%d, %lg, %d]\n", d, i, c, t ); |
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60 | sout | "d=" | d | "i=" | i | "c=" | c | ' ' | "t=[" | t | "]"; |
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61 | } |
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62 | } |
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63 | |
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64 | // Local Variables: // |
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65 | // tab-width: 4 // |
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66 | // End: // |
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