| <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> |