diff options
author | Andrew Hsieh <andrewhsieh@google.com> | 2012-11-08 09:43:39 -0800 |
---|---|---|
committer | Andrew Hsieh <andrewhsieh@google.com> | 2012-11-08 09:43:39 -0800 |
commit | 3c56f697e112c79fb5457538fdc373e348beca24 (patch) | |
tree | 91987aa2182421ebead7f3bc3e14ae0effd4ba88 /gcc-4.2.1-5666.3/libgomp/testsuite/libgomp.c/omp_hello.c | |
parent | 8add91f46171be1526e9b37fffcdb7683ad27d77 (diff) | |
download | toolchain_gcc-3c56f697e112c79fb5457538fdc373e348beca24.tar.gz toolchain_gcc-3c56f697e112c79fb5457538fdc373e348beca24.tar.bz2 toolchain_gcc-3c56f697e112c79fb5457538fdc373e348beca24.zip |
Initial checkin of unmodified gcc-5666.3.tar.gz
This is the source to build gcc-4.2 for MacOSX
gcc version 4.2.1 (Apple Inc. build 5666) (dot 3)
http://opensource.apple.com/tarballs/gcc/gcc-5666.3.tar.gz
Change-Id: I69540223f018e9d07f861fca04bd3833fc138f8b
Diffstat (limited to 'gcc-4.2.1-5666.3/libgomp/testsuite/libgomp.c/omp_hello.c')
-rw-r--r-- | gcc-4.2.1-5666.3/libgomp/testsuite/libgomp.c/omp_hello.c | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/gcc-4.2.1-5666.3/libgomp/testsuite/libgomp.c/omp_hello.c b/gcc-4.2.1-5666.3/libgomp/testsuite/libgomp.c/omp_hello.c new file mode 100644 index 000000000..8d58cd43b --- /dev/null +++ b/gcc-4.2.1-5666.3/libgomp/testsuite/libgomp.c/omp_hello.c @@ -0,0 +1,39 @@ +/****************************************************************************** +* FILE: omp_hello.c +* DESCRIPTION: +* OpenMP Example - Hello World - C/C++ Version +* In this simple example, the master thread forks a parallel region. +* All threads in the team obtain their unique thread number and print it. +* The master thread only prints the total number of threads. Two OpenMP +* library routines are used to obtain the number of threads and each +* thread's number. +* AUTHOR: Blaise Barney 5/99 +* LAST REVISED: 04/06/05 +******************************************************************************/ +#include <omp.h> +#include <stdio.h> +#include <stdlib.h> + +int main (int argc, char *argv[]) { + +int nthreads, tid; + +/* Fork a team of threads giving them their own copies of variables */ +#pragma omp parallel private(nthreads, tid) + { + + /* Obtain thread number */ + tid = omp_get_thread_num(); + printf("Hello World from thread = %d\n", tid); + + /* Only master thread does this */ + if (tid == 0) + { + nthreads = omp_get_num_threads(); + printf("Number of threads = %d\n", nthreads); + } + + } /* All threads join master thread and disband */ + + return 0; +} |