| 1 | /* |
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| 2 | * task-create.c -- Archer testcase |
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| 3 | */ |
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| 4 | |
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| 5 | //===----------------------------------------------------------------------===// |
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| 6 | // |
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| 7 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
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| 8 | // |
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| 9 | // See tools/archer/LICENSE.txt for details. |
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| 10 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
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| 11 | // |
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| 12 | //===----------------------------------------------------------------------===// |
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| 13 | |
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| 14 | |
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| 15 | // RUN: %libarcher-compile-and-run | FileCheck %s |
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| 16 | // REQUIRES: tsan |
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| 17 | #include <omp.h> |
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| 18 | #include <stdio.h> |
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| 19 | #include <unistd.h> |
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| 20 | #include "ompt/ompt-signal.h" |
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| 21 | |
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| 22 | int main(int argc, char *argv[]) { |
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| 23 | int var = 0, a = 0; |
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| 24 | |
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| 25 | #pragma omp parallel num_threads(2) shared(var, a) |
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| 26 | #pragma omp master |
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| 27 | { |
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| 28 | var++; |
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| 29 | #pragma omp task shared(var, a) |
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| 30 | { |
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| 31 | var++; |
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| 32 | OMPT_SIGNAL(a); |
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| 33 | } |
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| 34 | |
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| 35 | // Give other thread time to steal the task. |
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| 36 | OMPT_WAIT(a, 1); |
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| 37 | } |
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| 38 | |
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| 39 | fprintf(stderr, format: "DONE\n" ); |
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| 40 | int error = (var != 2); |
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| 41 | return error; |
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| 42 | } |
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| 43 | |
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| 44 | // CHECK-NOT: ThreadSanitizer: data race |
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| 45 | // CHECK-NOT: ThreadSanitizer: reported |
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| 46 | // CHECK: DONE |
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| 47 | |
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