66 lines
2.1 KiB
Fortran
66 lines
2.1 KiB
Fortran
! Test of reduction on parallel directive (with async).
|
|
! Variant of "../libgomp.oacc-c-c++-common/par-reduction-2.c".
|
|
! Variant using the "openacc" module.
|
|
|
|
! { dg-do run }
|
|
|
|
! { dg-additional-options "-Wopenacc-parallelism" } for
|
|
! testing/documenting aspects of that functionality.
|
|
|
|
PROGRAM MAIN
|
|
USE OPENACC
|
|
IMPLICIT NONE
|
|
|
|
INTEGER RES, RES1, RES2
|
|
|
|
RES1 = 0
|
|
RES2 = 0
|
|
|
|
!$ACC PARALLEL NUM_GANGS(256) NUM_WORKERS(32) VECTOR_LENGTH(32)
|
|
!$ACC& REDUCTION(+:RES1) COPY(RES1, RES2) ASYNC(1)
|
|
! { dg-bogus "\[Ww\]arning: region is gang partitioned but does not contain gang partitioned code" "TODO 'reduction', 'atomic'" { xfail *-*-* } .-1 }
|
|
! { dg-warning "region is worker partitioned but does not contain worker partitioned code" "" { target *-*-* } .-2 }
|
|
! { dg-warning "region is vector partitioned but does not contain vector partitioned code" "" { target *-*-* } .-3 }
|
|
res1 = res1 + 5
|
|
|
|
!$ACC ATOMIC
|
|
res2 = res2 + 5
|
|
!$ACC END PARALLEL
|
|
|
|
IF (ACC_GET_DEVICE_TYPE () .EQ. ACC_DEVICE_HOST) THEN
|
|
RES = 1 * 5
|
|
ELSE
|
|
RES = 256 * 5
|
|
END IF
|
|
|
|
CALL ACC_ASYNC_WAIT (1)
|
|
|
|
IF (RES .NE. RES1) STOP 1
|
|
IF (RES .NE. RES2) STOP 2
|
|
|
|
RES1 = 1
|
|
RES2 = 1
|
|
|
|
!$ACC PARALLEL NUM_GANGS(8) NUM_WORKERS(32) VECTOR_LENGTH(32)
|
|
!$ACC& REDUCTION(*:RES1) COPY(RES1, RES2) ASYNC(1)
|
|
! { dg-bogus "\[Ww\]arning: region is gang partitioned but does not contain gang partitioned code" "TODO 'reduction', 'atomic'" { xfail *-*-* } .-1 }
|
|
! { dg-warning "region is worker partitioned but does not contain worker partitioned code" "" { target *-*-* } .-2 }
|
|
! { dg-warning "region is vector partitioned but does not contain vector partitioned code" "" { target *-*-* } .-3 }
|
|
res1 = res1 * 5
|
|
|
|
!$ACC ATOMIC
|
|
res2 = res2 * 5
|
|
!$ACC END PARALLEL
|
|
|
|
IF (ACC_GET_DEVICE_TYPE () .EQ. ACC_DEVICE_HOST) THEN
|
|
RES = 5 ** 1
|
|
ELSE
|
|
RES = 5 ** 8
|
|
END IF
|
|
|
|
CALL ACC_ASYNC_WAIT_ALL
|
|
|
|
IF (RES .NE. RES1) STOP 3
|
|
IF (RES .NE. RES2) STOP 4
|
|
|
|
END PROGRAM
|