Last change
on this file since de3a579 was
fc9f514,
checked in by Peter A. Buhr <pabuhr@…>, 14 months ago
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formatting
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-
Property mode set to
100644
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File size:
1.9 KB
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1 | #include <select.hfa> |
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2 | #include <thread.hfa> |
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3 | #include <locks.hfa> |
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4 | #include <fstream.hfa> |
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5 | #include <mutex_stmt.hfa> |
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6 | |
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7 | multiple_acquisition_lock A; |
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8 | simple_owner_lock B; |
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9 | simple_owner_lock C; |
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10 | |
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11 | volatile bool done = false; |
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12 | |
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13 | thread Server1 {}; |
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14 | void main( Server1 & this ) { |
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15 | while( !done ) { |
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16 | lock(A); |
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17 | unlock(A); |
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18 | lock(B); |
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19 | unlock(B); |
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20 | lock(C); |
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21 | unlock(C); |
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22 | mutex(A,B,C) {}; |
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23 | } |
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24 | mutex(sout) sout | "DONE"; |
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25 | } |
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26 | |
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27 | size_t numtimes = 10000; |
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28 | int main() { |
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29 | processor p[3]; |
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30 | int a = 0, b = 0, c = 0; |
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31 | printf("start\n"); |
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32 | { |
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33 | Server1 s[3]; |
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34 | for( j; numtimes ) { |
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35 | for ( int i = 0; i < 8; i++ ) { |
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36 | |
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37 | when( i % 2 == 0 ) waituntil( A ) { a++; } |
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38 | or when( i % 4 < 2 ) waituntil( B ) { b++; } |
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39 | and when( i < 4 ) waituntil( C ) { c++; } |
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40 | |
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41 | ( |
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42 | when( i % 2 == 0 ) waituntil( A ) { a++; } |
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43 | or when( i % 4 < 2 ) waituntil( B ) { b++; } |
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44 | ) |
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45 | and when( i < 4 ) waituntil( C ) { c++; } |
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46 | |
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47 | when( i % 2 == 0 ) waituntil( A ) { a++; } |
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48 | and when( i % 4 < 2 ) waituntil( B ) { b++; } |
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49 | and when( i < 4 ) waituntil( C ) { c++; } |
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50 | |
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51 | when( i % 2 == 0 ) waituntil( A ) { a++; } |
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52 | or when( i % 4 < 2 ) waituntil( B ) { b++; } |
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53 | or when( i < 4 ) waituntil( C ) { c++; } |
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54 | } |
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55 | } |
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56 | done = true; |
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57 | } |
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58 | printf("start recursive acq test\n"); |
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59 | { |
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60 | for( j; 10 ) { |
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61 | lock( A ); |
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62 | lock( B ); |
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63 | } |
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64 | for ( j; 10 ) { |
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65 | waituntil( A ) { a++; } or waituntil( B ) { b++; } |
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66 | waituntil( B ) { b++; } or waituntil( A ) { a++; } |
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67 | } |
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68 | for( j; 10 ) { |
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69 | unlock( A ); |
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70 | unlock( B ); |
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71 | } |
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72 | } |
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73 | printf("done\n"); |
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74 | } |
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75 | |
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