| 1 | #include <mutex_stmt.hfa>
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| 2 | #include <locks.hfa>
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| 3 |
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| 4 | const unsigned int num_times = 10000;
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| 5 |
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| 6 | single_acquisition_lock m1, m2, m3, m4, m5;
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| 7 |
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| 8 | thread T_Mutex {};
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| 9 | bool insideFlag = false;
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| 10 | int count = 0;
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| 11 |
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| 12 | void main( T_Mutex & this ) {
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| 13 | for (unsigned int i = 0; i < num_times; i++) {
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| 14 | mutex ( m1 ) count++;
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| 15 | mutex ( m1 ) {
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| 16 | assert(!insideFlag);
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| 17 | insideFlag = true;
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| 18 | assert(insideFlag);
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| 19 | insideFlag = false;
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| 20 | }
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| 21 | }
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| 22 | }
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| 23 |
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| 24 | thread T_Multi {};
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| 25 |
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| 26 | void main( T_Multi & this ) {
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| 27 | for (unsigned int i = 0; i < num_times; i++) {
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| 28 | mutex ( m1 ) {
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| 29 | assert(!insideFlag);
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| 30 | insideFlag = true;
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| 31 | assert(insideFlag);
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| 32 | insideFlag = false;
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| 33 | }
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| 34 | mutex ( m1, m2, m3, m4, m5 ) {
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| 35 | assert(!insideFlag);
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| 36 | insideFlag = true;
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| 37 | assert(insideFlag);
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| 38 | insideFlag = false;
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| 39 | }
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| 40 | mutex ( m3, m1 ) {
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| 41 | assert(!insideFlag);
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| 42 | insideFlag = true;
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| 43 | assert(insideFlag);
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| 44 | insideFlag = false;
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| 45 | }
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| 46 | mutex ( m1, m2, m4 ) {
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| 47 | assert(!insideFlag);
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| 48 | insideFlag = true;
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| 49 | assert(insideFlag);
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| 50 | insideFlag = false;
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| 51 | }
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| 52 | mutex ( m1, m3, m4, m5 ) {
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| 53 | assert(!insideFlag);
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| 54 | insideFlag = true;
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| 55 | assert(insideFlag);
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| 56 | insideFlag = false;
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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 | thread T_Mutex_Scoped {};
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| 62 |
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| 63 | void main( T_Mutex_Scoped & this ) {
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| 64 | for (unsigned int i = 0; i < num_times; i++) {
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| 65 | {
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| 66 | scoped_lock(single_acquisition_lock) s{m1};
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| 67 | count++;
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| 68 | }
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| 69 | {
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| 70 | scoped_lock(single_acquisition_lock) s{m1};
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| 71 | assert(!insideFlag);
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| 72 | insideFlag = true;
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| 73 | assert(insideFlag);
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| 74 | insideFlag = false;
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| 75 | }
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| 76 | }
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| 77 | }
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| 78 |
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| 79 | thread T_Multi_Scoped {};
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| 80 |
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| 81 | void main( T_Multi_Scoped & this ) {
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| 82 | for (unsigned int i = 0; i < num_times; i++) {
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| 83 | {
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| 84 | scoped_lock(single_acquisition_lock) s{m1};
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| 85 | assert(!insideFlag);
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| 86 | insideFlag = true;
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| 87 | assert(insideFlag);
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| 88 | insideFlag = false;
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| 89 | }
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| 90 | {
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| 91 | scoped_lock(single_acquisition_lock) s1{m1};
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| 92 | scoped_lock(single_acquisition_lock) s2{m2};
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| 93 | scoped_lock(single_acquisition_lock) s3{m3};
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| 94 | scoped_lock(single_acquisition_lock) s4{m4};
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| 95 | scoped_lock(single_acquisition_lock) s5{m5};
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| 96 | assert(!insideFlag);
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| 97 | insideFlag = true;
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| 98 | assert(insideFlag);
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| 99 | insideFlag = false;
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| 100 | }
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| 101 | {
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| 102 | scoped_lock(single_acquisition_lock) s1{m1};
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| 103 | scoped_lock(single_acquisition_lock) s3{m3};
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| 104 | assert(!insideFlag);
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| 105 | insideFlag = true;
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| 106 | assert(insideFlag);
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| 107 | insideFlag = false;
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| 108 | }
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| 109 | {
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| 110 | scoped_lock(single_acquisition_lock) s1{m1};
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| 111 | scoped_lock(single_acquisition_lock) s2{m2};
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| 112 | scoped_lock(single_acquisition_lock) s4{m4};
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| 113 | assert(!insideFlag);
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| 114 | insideFlag = true;
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| 115 | assert(insideFlag);
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| 116 | insideFlag = false;
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| 117 | }
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| 118 | {
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| 119 | scoped_lock(single_acquisition_lock) s1{m1};
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| 120 | scoped_lock(single_acquisition_lock) s3{m3};
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| 121 | scoped_lock(single_acquisition_lock) s4{m4};
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| 122 | scoped_lock(single_acquisition_lock) s5{m5};
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| 123 | assert(!insideFlag);
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| 124 | insideFlag = true;
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| 125 | assert(insideFlag);
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| 126 | insideFlag = false;
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| 127 | }
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| 128 | }
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| 129 | }
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| 130 |
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| 131 | int num_tasks = 10;
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| 132 | int main() {
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| 133 | processor p[10];
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| 134 |
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| 135 | printf("Start Test: single lock mutual exclusion\n");
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| 136 | {
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| 137 | T_Mutex t[10];
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| 138 | }
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| 139 | assert(count == num_tasks * num_times);
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| 140 | printf("End Test: single lock mutual exclusion\n");
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| 141 | printf("Start Test: multi lock deadlock/mutual exclusion\n");
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| 142 | {
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| 143 | T_Multi t[10];
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| 144 | }
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| 145 | printf("End Test: multi lock deadlock/mutual exclusion\n");
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| 146 |
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| 147 | count = 0;
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| 148 | printf("Start Test: single scoped lock mutual exclusion\n");
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| 149 | {
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| 150 | T_Mutex_Scoped t[10];
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| 151 | }
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| 152 | assert(count == num_tasks * num_times);
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| 153 | printf("End Test: single scoped lock mutual exclusion\n");
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| 154 | printf("Start Test: multi scoped lock deadlock/mutual exclusion\n");
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| 155 | {
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| 156 | T_Multi_Scoped t[10];
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| 157 | }
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| 158 | printf("End Test: multi scoped lock deadlock/mutual exclusion\n");
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| 159 | }
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