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<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>
|
