Imported gcc-4.4.3

[msp430-gcc.git] / libgomp / testsuite / libgomp.fortran / omp_workshare2.f

diff --git a/libgomp/testsuite/libgomp.fortran/omp_workshare2.f b/libgomp/testsuite/libgomp.fortran/omp_workshare2.f
new file mode 100644 (file)
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+C******************************************************************************
+C FILE: omp_workshare2.f
+C DESCRIPTION:
+C   OpenMP Example - Sections Work-sharing - Fortran Version
+C   In this example, the OpenMP SECTION directive is used to assign
+C   different array operations to threads that execute a SECTION. Each
+C   thread receives its own copy of the result array to work with.
+C AUTHOR: Blaise Barney  5/99
+C LAST REVISED: 01/09/04
+C******************************************************************************
+
+      PROGRAM WORKSHARE2
+
+      INTEGER N, I, NTHREADS, TID, OMP_GET_NUM_THREADS,
+     +        OMP_GET_THREAD_NUM
+      PARAMETER (N=50)
+      REAL A(N), B(N), C(N)
+
+!     Some initializations
+      DO I = 1, N
+        A(I) = I * 1.0
+        B(I) = A(I)
+      ENDDO
+
+!$OMP PARALLEL SHARED(A,B,NTHREADS), PRIVATE(C,I,TID)
+      TID = OMP_GET_THREAD_NUM()
+      IF (TID .EQ. 0) THEN
+        NTHREADS = OMP_GET_NUM_THREADS()
+        PRINT *, 'Number of threads =', NTHREADS
+      END IF
+      PRINT *, 'Thread',TID,' starting...'
+
+!$OMP SECTIONS
+
+!$OMP SECTION
+      PRINT *, 'Thread',TID,' doing section 1'
+      DO I = 1, N
+         C(I) = A(I) + B(I)
+         WRITE(*,100) TID,I,C(I)
+ 100     FORMAT(' Thread',I2,': C(',I2,')=',F8.2)
+      ENDDO
+
+!$OMP SECTION
+      PRINT *, 'Thread',TID,' doing section 2'
+      DO I = 1+N/2, N
+         C(I) = A(I) * B(I)
+         WRITE(*,100) TID,I,C(I)
+      ENDDO
+
+!$OMP END SECTIONS NOWAIT
+
+      PRINT *, 'Thread',TID,' done.'
+
+!$OMP END PARALLEL
+
+      END