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Diffstat (limited to 'openmp/testsuite/fortran/par_do_reduction.f')
| -rw-r--r-- | openmp/testsuite/fortran/par_do_reduction.f | 415 |
1 files changed, 415 insertions, 0 deletions
diff --git a/openmp/testsuite/fortran/par_do_reduction.f b/openmp/testsuite/fortran/par_do_reduction.f new file mode 100644 index 00000000000..9a3f455b776 --- /dev/null +++ b/openmp/testsuite/fortran/par_do_reduction.f @@ -0,0 +1,415 @@ +<ompts:test> +<ompts:testdescription>Test which checks the omp parallel do reduction directive with all its options.</ompts:testdescription> +<ompts:ompversion>2.0</ompts:ompversion> +<ompts:directive>omp parallel do reduction</ompts:directive> +<ompts:testcode> + INTEGER FUNCTION <ompts:testcode:functionname>par_do_reduction</ompts:testcode:functionname>() + IMPLICIT NONE + INTEGER sum, sum2, known_sum, i, i2,diff + INTEGER product,known_product,int_const + INTEGER MAX_FACTOR + DOUBLE PRECISION dsum,dknown_sum,dt,dpt + DOUBLE PRECISION rounding_error, ddiff + INTEGER double_DIGITS + LOGICAL logic_and, logic_or, logic_eqv,logic_neqv + INTEGER bit_and, bit_or + INTEGER exclusiv_bit_or + INTEGER min_value, max_value + DOUBLE PRECISION dmin, dmax + INTEGER result + INCLUDE "omp_testsuite.f" + LOGICAL logics(LOOPCOUNT) + INTEGER int_array(LOOPCOUNT) + DOUBLE PRECISION d_array(LOOPCOUNT) + PARAMETER (int_const=10,known_product=3628800) + PARAMETER (double_DIGITS=20,MAX_FACTOR=10) + PARAMETER (rounding_error=1.E-6) + + dt = 1./3. + known_sum = (LOOPCOUNT * (LOOPCOUNT + 1)) / 2 + product = 1 + sum2 = 0 + sum = 0 + dsum = 0. + result =0 + logic_and = .true. + logic_or = .false. + bit_and = 1 + bit_or = 0 + exclusiv_bit_or = 0 +!$omp parallel do schedule(dynamic, 1) <ompts:check>reduction(+:sum)</ompts:check> + DO i =1, LOOPCOUNT + sum = sum + i + END DO +!$omp end parallel do + + IF (known_sum .NE. sum) THEN + result = result + 1 + WRITE(1,*) "Error in sum with integers: Result was ", + & sum,"instead of ", known_sum + END IF + + diff = (LOOPCOUNT * (LOOPCOUNT + 1)) / 2 + + + +!$omp parallel do schedule(dynamic, 1) <ompts:check>reduction (-: diff)</ompts:check> + DO i =1, LOOPCOUNT + diff = diff - i + END DO +!$omp end parallel do + + IF ( diff .NE. 0 ) THEN + result = result + 1 + WRITE(1,*) "Error in difference with integers: Result was ", + & sum,"instead of 0." + END IF + +!... Test for doubles + dsum =0. + dpt = 1 + + DO i=1, DOUBLE_DIGITS + dpt= dpt * dt + END DO + dknown_sum = (1-dpt)/(1-dt) +!$omp parallel do schedule(dynamic,1) <ompts:check>reduction(+:dsum)</ompts:check> + DO i=0,DOUBLE_DIGITS-1 + dsum = dsum + dt**i + END DO +!$omp end parallel do + + + IF(dsum .NE. dknown_sum .AND. + & abs(dsum - dknown_sum) .GT. rounding_error ) THEN + result = result + 1 + write(1,*) "Error in sum with doubles: Result was ", + & dsum,"instead of ",dknown_sum,"(Difference: ", + & dsum - dknown_sum,")" + END IF + dpt = 1 + + DO i=1, DOUBLE_DIGITS + dpt = dpt*dt + END DO + ddiff = ( 1-dpt)/(1-dt) + +!$omp parallel do schedule(dynamic,1) <ompts:check>reduction(-:ddiff)</ompts:check> + DO i=0, DOUBLE_DIGITS-1 + ddiff = ddiff - dt**i + END DO +!$omp end parallel do + + IF ( ABS(ddiff) .GT. rounding_error ) THEN + result = result + 1 + WRITE(1,*) "Error in Difference with doubles: Result was ", + & ddiff,"instead of 0.0" + END IF + +!$omp parallel do schedule(dynamic,1) <ompts:check>reduction(*:product)</ompts:check> + DO i=1,MAX_FACTOR + product = product * i + END DO +!$omp end parallel do + + IF (known_product .NE. product) THEN + result = result + 1 + WRITE(1,*) "Error in Product with integers: Result was ", + & product," instead of",known_product + END IF + + DO i=1,LOOPCOUNT + logics(i) = .TRUE. + END DO + +!$omp parallel do schedule(dynamic,1) <ompts:check>reduction(.AND.:logic_and)</ompts:check> + DO i=1,LOOPCOUNT + logic_and = logic_and .AND. logics(i) + END DO +!$omp end parallel do + + IF (.NOT. logic_and) THEN + result = result + 1 + WRITE(1,*) "Error in logic AND part 1" + END IF + + + logic_and = .TRUE. + logics(LOOPCOUNT/2) = .FALSE. + +!$omp parallel do schedule(dynamic,1) <ompts:check>reduction(.AND.:logic_and)</ompts:check> + DO i=1,LOOPCOUNT + logic_and = logic_and .AND. logics(i) + END DO +!$omp end parallel do + + IF (logic_and) THEN + result = result + 1 + WRITE(1,*) "Error in logic AND pass 2" + END IF + + DO i=1, LOOPCOUNT + logics(i) = .FALSE. + END DO + +!$omp parallel do schedule(dynamic,1) <ompts:check>reduction(.OR.:logic_or)</ompts:check> + DO i = 1, LOOPCOUNT + logic_or = logic_or .or. logics(i) + END DO +!$omp end parallel do + + IF (logic_or) THEN + result = result + 1 + WRITE(1,*) "Error in logic OR part 1" + END IF + + logic_or = .FALSE. + logics(LOOPCOUNT/2) = .TRUE. + +!$omp parallel do schedule(dynamic,1) <ompts:check>reduction(.OR.:logic_or)</ompts:check> + DO i=1,LOOPCOUNT + logic_or = logic_or .OR. logics(i) + END DO +!$omp end parallel do + + IF ( .NOT. logic_or ) THEn + result = result + 1 + WRITE(1,*) "Error in logic OR part 2" + END IF + +!... Test logic EQV, unique in Fortran + DO i=1, LOOPCOUNT + logics(i) = .TRUE. + END DO + + logic_eqv = .TRUE. + +!$omp parallel do schedule(dynamic,1) <ompts:check>reduction(.EQV.:logic_eqv)</ompts:check> + DO i = 1, LOOPCOUNT + logic_eqv = logic_eqv .EQV. logics(i) + END DO +!$omp end parallel do + + IF (.NOT. logic_eqv) THEN + result = result + 1 + WRITE(1,*) "Error in logic EQV part 1" + END IF + + logic_eqv = .TRUE. + logics(LOOPCOUNT/2) = .FALSE. + +!$omp parallel do schedule(dynamic,1) <ompts:check>reduction(.EQV.:logic_eqv)</ompts:check> + DO i=1,LOOPCOUNT + logic_eqv = logic_eqv .EQV. logics(i) + END DO +!$omp end parallel do + + IF ( logic_eqv ) THEN + result = result + 1 + WRITE(1,*) "Error in logic EQV part 2" + END IF + +!... Test logic NEQV, which is unique in Fortran + DO i=1, LOOPCOUNT + logics(i) = .FALSE. + END DO + + logic_neqv = .FALSE. + +!$omp parallel do schedule(dynamic,1) <ompts:check>reduction(.NEQV.:logic_neqv)</ompts:check> + DO i = 1, LOOPCOUNT + logic_neqv = logic_neqv .NEQV. logics(i) + END DO +!$omp end parallel do + + IF (logic_neqv) THEN + result = result + 1 + WRITE(1,*) "Error in logic NEQV part 1" + END IF + + logic_neqv = .FALSE. + logics(LOOPCOUNT/2) = .TRUE. + +!$omp parallel do schedule(dynamic,1) <ompts:check>reduction(.NEQV.:logic_neqv)</ompts:check> + DO i=1,LOOPCOUNT + logic_neqv = logic_neqv .neqv. logics(i) + END DO +!$omp end parallel do + + IF ( .NOT. logic_neqv ) THEN + result = result + 1 + WRITE(1,*) "Error in logic NEQV part 2" + END IF + + DO i=1, LOOPCOUNT + int_array(i) = 1 + END DO +!$omp parallel do schedule(dynamic,1) <ompts:check>reduction(IAND:bit_and)</ompts:check> + DO i=1, LOOPCOUNT +!... iand(I,J): Returns value resulting from boolean AND of +!... pair of bits in each of I and J. + bit_and = IAND(bit_and,int_array(i)) + END DO +!$omp end parallel do + + IF ( bit_and .LT. 1 ) THEN + result = result + 1 + WRITE(1,*) "Error in IAND part 1" + END IF + + bit_and = 1 + int_array(LOOPCOUNT/2) = 0 + +!$omp parallel do schedule(dynamic,1) <ompts:check>reduction(IAND:bit_and)</ompts:check> + DO i=1, LOOPCOUNT + bit_and = IAND ( bit_and, int_array(i) ) + END DO +!$omp end parallel do + + IF( bit_and .GE. 1) THEN + result = result + 1 + WRITE(1,*) "Error in IAND part 2" + END IF + + DO i=1, LOOPCOUNT + int_array(i) = 0 + END DO + + +!$omp parallel do schedule(dynamic,1) reduction(IOR:bit_or) + DO i=1, LOOPCOUNT +!... Ior(I,J): Returns value resulting from boolean OR of +!... pair of bits in each of I and J. + bit_or = IOR(bit_or, int_array(i) ) + END DO +!$omp end parallel do + + IF ( bit_or .GE. 1) THEN + result = result + 1 + WRITE(1,*) "Error in Ior part 1" + END IF + + + bit_or = 0 + int_array(LOOPCOUNT/2) = 1 +!$omp parallel do schedule(dynamic,1) <ompts:check>reduction(IOR:bit_or)</ompts:check> + DO i=1, LOOPCOUNT + bit_or = IOR(bit_or, int_array(i) ) + END DO +!$omp end parallel do + + IF ( bit_or .LE. 0) then + result = result + 1 + WRITE(1,*) "Error in Ior part 2" + END IF + + DO i=1, LOOPCOUNT + int_array(i) = 0 + END DO + +!$omp parallel do schedule(dynamic,1) <ompts:check>reduction(IEOR:exclusiv_bit_or)</ompts:check> + DO i = 1, LOOPCOUNT + exclusiv_bit_or = ieor(exclusiv_bit_or, int_array(i)) + END DO +!$omp end parallel do + + IF ( exclusiv_bit_or .GE. 1) THEN + result = result + 1 + WRITE(1,*) "Error in Ieor part 1" + END IF + + exclusiv_bit_or = 0 + int_array(LOOPCOUNT/2) = 1 + +!$omp parallel do schedule(dynamic,1) <ompts:check>reduction(IEOR:exclusiv_bit_or)</ompts:check> + DO i = 1, LOOPCOUNT + exclusiv_bit_or = IEOR(exclusiv_bit_or, int_array(i)) + END DO +!$omp end parallel do + + IF ( exclusiv_bit_or .le. 0) then + result = result + 1 + WRITE(1,*) "Error in Ieor part 2" + END IF + + DO i=1,LOOPCOUNT + int_array(i) = 10 - i + END DO + + min_value = 65535 + +!$omp parallel do schedule(dynamic,1) <ompts:check>reduction(MIN:min_value)</ompts:check> + DO i = 1, LOOPCOUNT + min_value = MIN(min_value,int_array(i) ) + END DO +!$omp end parallel do + + IF ( min_value .GT. (10-LOOPCOUNT) )THEN + result = result + 1 + WRITE(1,*) "Error in integer MIN" + END IF + + + DO i=1,LOOPCOUNT + int_array(i) = i + END DO + + max_value = -32768 + +!$omp parallel do schedule(dynamic,1) <ompts:check>reduction(MAX:max_value)</ompts:check> + DO i = 1, LOOPCOUNT + max_value = MAX(max_value,int_array(i) ) + END DO +!$omp end parallel do + + IF ( max_value .LT. LOOPCOUNT )THEN + result = result + 1 + WRITE(1,*) "Error in integer MAX" + END IF + +!... test double min, max + DO i=1,LOOPCOUNT + d_array(i) = 10 - i*dt + END DO + + dmin = 2**10 + dt = 0.5 + +!$omp parallel do schedule(dynamic,1) <ompts:check>reduction(MIN:dmin)</ompts:check> + DO i = 1, LOOPCOUNT + dmin= MIN(dmin,d_array(i) ) + END DO +!$omp end parallel do + + IF ( dmin .GT. (10-dt) )THEN + result = result + 1 + WRITE(1,*) "Error in double MIN" + END IF + + + DO i=1,LOOPCOUNT + d_array(i) = i * dt + END DO + + dmax= - (2**10) + +!$omp parallel do schedule(dynamic,1) <ompts:check>reduction(max:dmax)</ompts:check> + DO i = 1, LOOPCOUNT + dmax= max(dmax,d_array(i) ) + END DO +!$omp end parallel do + + IF ( dmax .LT. LOOPCOUNT*dt )THEN + result = result + 1 + WRITE(1,*) "Error in double MAX" + END IF + + IF ( result .EQ. 0 ) THEN + <testfunctionname></testfunctionname> = 1 + ELSE + <testfunctionname></testfunctionname> = 0 + END IF + + END FUNCTION +</ompts:testcode> +</ompts:test> |
