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Adjust the jt9 decoder to do the right decodes in parallel

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Also limit the required threads for parallel decoding to 2.

git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@4930 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
This commit is contained in:
Bill Somerville 2015-02-04 15:34:46 +00:00
parent c7faf40d34
commit a7c4d1001f
1 changed files with 34 additions and 22 deletions
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38
lib/decoder.f90
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@ -2,10 +2,16 @@ subroutine decoder(ss,id2)
use prog_args
!$ interface
!$ subroutine omp_set_dynamic (flag)
!$ logical flag
!$ end subroutine omp_set_dynamic
!$ end interface
include 'constants.f90'
real ss(184,NSMAX)
character*20 datetime
logical done65,baddata
logical baddata
integer*2 id2(NTMAX*12000)
real*4 dd(NTMAX*12000)
common/npar/nutc,ndiskdat,ntrperiod,nfqso,newdat,npts8,nfa,nfsplit,nfb, &
@ -35,36 +41,42 @@ subroutine decoder(ss,id2)
endif
ntol65=20
done65=.false.
if((nmode.eq.65 .or. nmode.eq.65+9) .and. ntxmode.eq.65) then
! We're decoding JT65, and should do this mode first
!$ call omp_set_dynamic(.true.)
!$omp parallel sections num_threads(2)
!$omp section
if(nmode.eq.65 .or. (nmode.gt.65+9 .and. ntxmode.eq.65)) then
! We're decoding JT65 or should do this mode first
if(newdat.ne.0) dd(1:npts65)=id2(1:npts65)
nf1=nfa
nf2=nfb
call timer('jt65a ',0)
call jt65a(dd,npts65,newdat,nutc,nf1,nf2,nfqso,ntol65,nagain,ndecoded)
call timer('jt65a ',1)
done65=.true.
endif
if(nmode.eq.65) go to 800
!$omp parallel sections
!$omp section
else
! We're decoding JT9 or should do this mode first
call timer('decjt9 ',0)
call decjt9(ss,id2,nutc,nfqso,newdat,npts8,nfa,nfsplit,nfb,ntol,nzhsym, &
nagain,ndepth,nmode)
call timer('decjt9 ',1)
endif
!$omp section
if(nmode.ge.65 .and. (.not.done65)) then
if(nmode.gt.65) then ! do the other mode in dual mode
if (ntxmode.eq.9) then
if(newdat.ne.0) dd(1:npts65)=id2(1:npts65)
nf1=nfa
nf2=nfb
call timer('jt65a ',0)
call jt65a(dd,npts65,newdat,nutc,nf1,nf2,nfqso,ntol65,nagain,ndecoded)
call timer('jt65a ',1)
else
call timer('decjt9 ',0)
call decjt9(ss,id2,nutc,nfqso,newdat,npts8,nfa,nfsplit,nfb,ntol,nzhsym, &
nagain,ndepth,nmode)
call timer('decjt9 ',1)
end if
endif
!$omp end parallel sections