[2244] | 1 | #include<stdlib.h> |
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| 2 | #include<lemon/random.h> |
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| 3 | #include<lemon/time_measure.h> |
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| 4 | |
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| 5 | using namespace lemon; |
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| 6 | |
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| 7 | void f_no() |
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| 8 | { |
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| 9 | } |
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| 10 | |
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| 11 | inline void f_noi() |
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| 12 | { |
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| 13 | } |
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| 14 | |
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| 15 | inline void f_i() |
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| 16 | { |
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| 17 | static int r; |
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| 18 | r=5; |
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| 19 | } |
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| 20 | |
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| 21 | inline void f_l() |
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| 22 | { |
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| 23 | static long int r; |
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| 24 | r=5; |
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| 25 | } |
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| 26 | |
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| 27 | inline void f_d() |
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| 28 | { |
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| 29 | static double r; |
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| 30 | r=5; |
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| 31 | } |
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| 32 | |
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| 33 | inline void f_rand() |
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| 34 | { |
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| 35 | static int r; |
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| 36 | r=rand(); |
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| 37 | } |
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| 38 | |
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| 39 | inline void f_random() |
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| 40 | { |
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| 41 | static long int r; |
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| 42 | r=random(); |
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| 43 | } |
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| 44 | |
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| 45 | inline void f_drand48() |
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| 46 | { |
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| 47 | static double r; |
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| 48 | r=drand48(); |
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| 49 | } |
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| 50 | |
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| 51 | inline void f_rnd_d() |
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| 52 | { |
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| 53 | static double r; |
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| 54 | r=rnd(); |
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| 55 | } |
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| 56 | inline void f_rnd_int1000() |
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| 57 | { |
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| 58 | static int r; |
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| 59 | r=rnd[1000]; |
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| 60 | } |
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| 61 | inline void f_rnd_bool() |
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| 62 | { |
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| 63 | static bool r; |
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| 64 | r=rnd.boolean(); |
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| 65 | } |
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| 66 | |
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| 67 | // inline void f_() |
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| 68 | // { |
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| 69 | // static double r; |
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| 70 | // r=; |
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| 71 | // } |
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| 72 | |
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| 73 | int main() |
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| 74 | { |
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| 75 | TimeStamp full; |
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| 76 | TimeStamp t; |
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| 77 | unsigned int n; |
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| 78 | |
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| 79 | const double TEST_DURATION=10; |
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| 80 | |
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| 81 | t=runningTimeTest(f_no,2,&n,&full); |
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| 82 | |
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| 83 | t=runningTimeTest(f_no,TEST_DURATION,&n,&full); |
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| 84 | std::cout << "EMPTY: "; |
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| 85 | std::cout << t.userTime() << " (" << n << " tests)\n"; |
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| 86 | |
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| 87 | t=runningTimeTest(f_noi,TEST_DURATION,&n,&full); |
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| 88 | std::cout << "INLINED EMPTY: "; |
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| 89 | std::cout << t.userTime() << " (" << n << " tests)\n"; |
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| 90 | |
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| 91 | TimeStamp ti=t=runningTimeTest(f_i,TEST_DURATION,&n,&full); |
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| 92 | std::cout << "INT COPY: "; |
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| 93 | std::cout << t.userTime() << " (" << n << " tests)\n"; |
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| 94 | |
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| 95 | TimeStamp tl=t=runningTimeTest(f_l,TEST_DURATION,&n,&full); |
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| 96 | std::cout << "LONG COPY: "; |
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| 97 | std::cout << t.userTime() << " (" << n << " tests)\n"; |
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| 98 | |
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| 99 | TimeStamp td=t=runningTimeTest(f_d,TEST_DURATION,&n,&full); |
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| 100 | std::cout << "DOUBLE COPY: "; |
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| 101 | std::cout << t.userTime() << " (" << n << " tests)\n"; |
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| 102 | |
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| 103 | t=runningTimeTest(f_rand,TEST_DURATION,&n,&full); |
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| 104 | std::cout << "rand(): "; |
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| 105 | std::cout << (t-ti).userTime() << " (" << n << " tests)\n"; |
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| 106 | |
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| 107 | t=runningTimeTest(f_random,TEST_DURATION,&n,&full); |
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| 108 | std::cout << "random(): "; |
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| 109 | std::cout << (t-tl).userTime() << " (" << n << " tests)\n"; |
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| 110 | |
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| 111 | t=runningTimeTest(f_drand48,TEST_DURATION,&n,&full); |
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| 112 | std::cout << "drand48(): "; |
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| 113 | std::cout << (t-td).userTime() << " (" << n << " tests)\n"; |
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| 114 | |
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| 115 | t=runningTimeTest(f_rnd_d,TEST_DURATION,&n,&full); |
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| 116 | std::cout << "rnd(): "; |
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| 117 | std::cout << (t-td).userTime() << " (" << n << " tests)\n"; |
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| 118 | |
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| 119 | t=runningTimeTest(f_rnd_int1000,TEST_DURATION,&n,&full); |
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| 120 | std::cout << "rnd[1000]: "; |
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| 121 | std::cout << (t-ti).userTime() << " (" << n << " tests)\n"; |
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| 122 | |
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| 123 | t=runningTimeTest(f_rnd_bool,TEST_DURATION,&n,&full); |
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| 124 | std::cout << "rnd.boolean(): "; |
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| 125 | std::cout << (t-ti).userTime() << " (" << n << " tests)\n"; |
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| 126 | |
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| 127 | // t=runningTimeTest(f_,TEST_DURATION,&n,&full); |
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| 128 | // std::cout << "\n"; |
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| 129 | // std::cout << t << " (" << n << " tests)\n"; |
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| 130 | // std::cout << "Total: " << full << "\n\n"; |
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| 131 | |
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| 132 | return 0; |
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| 133 | } |
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