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|
subroutine matops
c
c operations matricielles
c
c Copyright INRIA
include '../stack.h'
common /mtlbc/ mmode
integer op
c
double precision ddot,dlamch
double precision cstr,csti
integer vol,iadr,sadr
c
double precision sr,si,e1,st,e2,e1r,e1i,e2r,e2i,dn
double precision dasum
integer star,dstar,slash,bslash,dot,colon,quote
integer less,great,equal,et,ou,non
integer top0
data star/47/,dstar/62/,slash/48/
data bslash/49/,dot/51/,colon/44/,quote/53/
data less/59/,great/60/,equal/50/
data ou/57/,et/58/,non/61/
c
iadr(l)=l+l-1
sadr(l)=(l/2)+1
c
op=fin
c
if (ddt .eq. 4) then
write(buf(1:4),'(i4)') fin
call basout(io,wte,' matops op: '//buf(1:4))
endif
c
top0=top
lw=lstk(top+1)+1
it2=0
goto (04,03,02,01) rhs
if (op.eq.2) then
top=top0
fin=-fin
else
call error(39)
endif
return
c
01 il4=iadr(lstk(top))
if(istk(il4).lt.0) il4=iadr(istk(il4+1))
m4=istk(il4+1)
n4=istk(il4+2)
it4=istk(il4+3)
l4=sadr(il4+4)
mn4=m4*n4
top=top-1
c
02 il3=iadr(lstk(top))
if(istk(il3).lt.0) il3=iadr(istk(il3+1))
m3=istk(il3+1)
n3=istk(il3+2)
it3=istk(il3+3)
l3=sadr(il3+4)
mn3=m3*n3
top=top-1
c
03 il2=iadr(lstk(top))
if(istk(il2).lt.0) il2=iadr(istk(il2+1))
m2=istk(il2+1)
n2=istk(il2+2)
it2=istk(il2+3)
l2=sadr(il2+4)
mn2=m2*n2
top=top-1
c
04 il1=iadr(lstk(top))
if(istk(il1).lt.0) il1=iadr(istk(il1+1))
m1=istk(il1+1)
n1=istk(il1+2)
it1=istk(il1+3)
l1=sadr(il1+4)
mn1=m1*n1
top=top-1
c
c operations binaires et ternaires
c --------------------------------
c
top=top+1
itr=max(it1,it2)
c
fun = 0
c
c cconc extrac insert rconc
goto(75 , 95 , 78 ,76) op
c
c : + - * / \ = '
goto(50,07,08,10,20,25,130,06,06,70) op+1-colon
c
06 if(op.eq.dstar) goto 31
if(op.eq.quote+dot) goto 70
if(op.eq.dstar+dot) goto 30
if(op.ge.3*dot+star) goto 65
if(op.ge.2*dot+star) goto 120
if(op.ge.less+equal) goto 130
if(op.ge.dot+star) goto 55
if(op.eq.et.or.op.eq.ou.or.op.eq.non) goto 140
if(op.ge.less) goto 130
top=top0
fin=-fin
return
c
c addition
07 continue
if (mn1.eq.0) then
if (mmode.eq.1) then
c . Matlab like []+a=[]
else
c . []+a=a
call icopy(4,istk(il2),1,istk(il1),1)
call dcopy(mn2*(it2+1),stk(l2),1,stk(l1),1)
lstk(top+1)=l1+mn2*(it2+1)
endif
elseif (mn2.eq.0) then
if (mmode.eq.1) then
c . Matlab like a+[]=[]
istk(il1+1)=0
istk(il1+2)=0
istk(il1+3)=0
lstk(top+1)=sadr(il1+4)
else
c . a+[]=a
endif
elseif (m1 .lt. 0) then
c . eye+vector
go to 40
elseif (m2 .lt. 0) then
c . vector+eye
go to 41
elseif (mn2.eq.1) then
c . vector+const
call dadd(mn1,stk(l2),0,stk(l1),1)
if(it2+2*it1.eq.1) call dcopy(mn1,stk(l2+mn2),0,stk(l1+mn1),1)
if(it1*it2.eq.1) call dadd(mn1,stk(l2+mn2),0,stk(l1+mn1),1)
lstk(top+1)=l1+mn1*(itr+1)
istk(il1+3)=itr
elseif (mn1.eq.1) then
c . cst+vector
cstr=stk(l1)
csti=stk(l1+1)
call dcopy((it2+1)*mn2,stk(l2),1,stk(l1),1)
if(it1.eq.1.and.it2.eq.0) call dset(mn2,0.d0,stk(l1+mn2),1)
call dadd(mn2,cstr,0,stk(l1),1)
if(it1.eq.1) call dadd(mn2,csti,0,stk(l1+mn2),1)
lstk(top+1)=l1+mn2*(itr+1)
istk(il1+1)=m2
istk(il1+2)=n2
istk(il1+3)=itr
else
c . vector+vector
if (m1 .ne. m2.or.n1 .ne. n2) then
call error(8)
return
endif
call dadd(mn1,stk(l2),1,stk(l1),1)
if(it2+2*it1.eq.1) then
call dcopy(mn1,stk(l2+mn1),1,stk(l1+mn1),1)
endif
if(it1*it2.eq.1) then
call dadd(mn1,stk(l2+mn1),1,stk(l1+mn1),1)
endif
lstk(top+1)=l1+mn1*(itr+1)
istk(il1+3)=itr
endif
go to 999
c
c soustraction
08 if(rhs.eq.1) then
c . unary minus
if(mn1.gt.0) then
call dscal(mn1*(it1+1),-1.0d+0,stk(l1),1)
endif
elseif (mn1.eq.0) then
if (mmode.eq.1) then
c . Matlab like []-a=[]
else
c . []-a=-a
call icopy(4,istk(il2),1,istk(il1),1)
call dcopy(mn2*(it2+1),stk(l2),1,stk(l1),1)
call dscal(mn2*(it2+1),-1.0d0,stk(l1),1)
lstk(top+1)=l1+mn2*(it2+1)
endif
elseif(mn2.eq.0) then
if (mmode.eq.1) then
c . Matlab like a-[]=[]
istk(il1+1)=0
istk(il1+2)=0
istk(il1+3)=0
lstk(top+1)=sadr(il1+4)
else
c . a-[]=a
endif
elseif (m1 .lt. 0) then
c . a*eye-vector
go to 42
elseif (m2 .lt. 0) then
c . vector-a*eye
go to 45
elseif (mn2.eq.1) then
c . vector-const
call dadd(mn1,-stk(l2),0,stk(l1),1)
if(it2+2*it1.eq.1) call dcopy(mn1,-stk(l2+mn2),0,stk(l1+mn1),1)
if(it1*it2.eq.1) call dadd(mn1,-stk(l2+mn2),0,stk(l1+mn1),1)
lstk(top+1)=l1+mn1*(itr+1)
istk(il1+3)=itr
elseif (mn1.eq.1) then
c . cst-vector
cstr=stk(l1)
csti=stk(l1+1)
call dscal((it2+1)*mn2,-1.0d0,stk(l2),1)
call dcopy((it2+1)*mn2,stk(l2),1,stk(l1),1)
if(it1.eq.1.and.it2.eq.0) call dset(mn2,0.d0,stk(l1+mn2),1)
call dadd(mn2,cstr,0,stk(l1),1)
if(it1.eq.1) call dadd(mn2,csti,0,stk(l1+mn2),1)
lstk(top+1)=l1+mn2*(itr+1)
istk(il1+1)=m2
istk(il1+2)=n2
istk(il1+3)=itr
else
c . vector-vector
if (m1 .ne. m2.or.n1 .ne. n2) then
call error(9)
return
endif
call ddif(mn1,stk(l2),1,stk(l1),1)
if(itr.eq.0) goto 999
if(it1.eq.0) then
call dscal (mn1,-1.0d+0,stk(l2+mn1),1)
call dcopy(mn1,stk(l2+mn1),1,stk(l1+mn1),1)
endif
if(it1*it2.eq.1) call ddif(mn1,stk(l2+mn1),1,stk(l1+mn1),1)
lstk(top+1)=l1+mn1*(itr+1)
istk(il1+3)=itr
endif
go to 999
c
c multiplication
10 continue
if(mn1.eq.0.or.mn2.eq.0) then
c . []*a , a*[]
istk(il1+1)=0
istk(il1+2)=0
istk(il1+3)=0
lstk(top+1)=sadr(il1+4)
elseif (mn1 .eq. 1) then
c . cst*a
sr = stk(l1)
si=0.0d+0
if(it1.eq.1) si = stk(l1+1)
if (m1.lt.0.and.mn2.eq.1) then
c . eye*cst
istk(il1+1)=m1
istk(il1+2)=n1
istk(il1+3)=itr
else
istk(il1+1)=m2
istk(il1+2)=n2
istk(il1+3)=itr
endif
call dcopy(mn2*(it2+1),stk(l2),1,stk(l1),1)
it21=it2+2*it1
if(it21.eq.0) then
c . le scalaire et la matrice sont reel
call dscal(mn2,sr,stk(l1),1)
elseif(it21.eq.1) then
c . la matrice est complexe le scalaire est reel
call dscal(mn2,sr,stk(l1),1)
call dscal(mn2,sr,stk(l1+mn2),1)
elseif(it21.eq.2) then
c . la matrice est reelle, le scalaire est complexe
lstk(top+1)=l1+mn2*(itr+1)
err=lstk(top+1)-lstk(bot)
if(err.gt.0) then
call error(17)
return
endif
call dcopy(mn2,stk(l1),1,stk(l1+mn2),1)
call dscal(mn2,sr,stk(l1),1)
call dscal(mn2,si,stk(l1+mn2),1)
elseif(it21.eq.3) then
c . la matrice et le scalaire sont complexes
call wscal(mn2,sr,si,stk(l1),stk(l1+mn2),1)
endif
lstk(top+1)=l1+mn2*(itr+1)
elseif (mn2 .eq. 1) then
c . a*cst
it21=it2+2*it1
if(it21.eq.0) then
c . la matrice et le scalaire sont reel
call dscal(mn1,stk(l2),stk(l1),1)
elseif(it21.eq.1) then
c . la matrice est reelle le scalaire est complexe
sr = stk(l2)
si = stk(l2+1)
lstk(top+1)=l1+mn1*(itr+1)
err=lstk(top+1)-lstk(bot)
if(err.gt.0) then
call error(17)
return
endif
call dcopy(mn1,stk(l1),1,stk(l1+mn1),1)
call dscal(mn1,si,stk(l1+mn1),1)
call dscal(mn1,sr,stk(l1),1)
istk(il1+3)=itr
elseif(it21.eq.2) then
c . la matrice est complexe, le scalaire est reel
sr = stk(l2)
call dscal(mn1,sr,stk(l1),1)
call dscal(mn1,sr,stk(l1+mn1),1)
elseif(it21.eq.3) then
sr = stk(l2)
si = stk(l2+1)
c . la matrice et le scalaire sont complexes
call wscal(mn1,sr,si,stk(l1),stk(l1+mn1),1)
endif
else
c . matrix*matrix
if (n1 .ne. m2) then
call error(10)
return
endif
lr=l2+mn2*(it2+1)
err=lr+m1*n2*(itr+1)-lstk(bot)
if(err.gt.0) then
call error(17)
return
endif
if(it1*it2.ne.1) then
call dmmul(stk(l1),m1,stk(l2),m2,stk(lr),m1,m1,n1,n2)
if(it1.eq.1) call dmmul(stk(l1+mn1),m1,stk(l2),m2
$ ,stk(lr+m1*n2),m1,m1,n1,n2)
if(it2.eq.1) call dmmul(stk(l1),m1,stk(l2+mn2),m2
$ ,stk(lr+m1*n2),m1,m1,n1,n2)
else
c . a et a2 sont complexes
call wmmul(stk(l1),stk(l1+mn1),m1,stk(l2),stk(l2
$ +mn2),m2,stk(lr),stk(lr+m1*n2),m1,m1,n1,n2)
endif
call dcopy(m1*n2*(itr+1),stk(lr),1,stk(l1),1)
istk(il1+2)=n2
istk(il1+3)=itr
lstk(top+1)=l1+m1*n2*(itr+1)
endif
go to 999
c
c division a droite
20 continue
if (mn1.eq.0.or.mn2.eq.0) then
c . a/[] or []/a
istk(il1)=1
istk(il1+1)=0
istk(il1+2)=0
istk(il1+3)=0
lstk(top+1)=sadr(il1+4)
goto 999
endif
if (mn2 .ne. 1) then
if (m2 .eq. n2) fun = 1
if (m2 .ne. n2) fun = 4
fin = -1
top = top+1
rhs = 2
else
c . vector / cst
istk(il1+1)=m1
istk(il1+2)=n1
istk(il1+3)=itr
lstk(top+1)=l1+mn1*(itr+1)
c
err=lstk(top+1)-lstk(bot)
if(err.gt.0) then
call error(17)
return
endif
it21=it2+2*it1
if(it21.eq.0) then
c . real / real
call ddrdiv(stk(l1),1,stk(l2),0,stk(l1),1,mn1,ierr)
elseif(it21.eq.1) then
c . real / complex
sr=stk(l2)
si=stk(l2+1)
call dwrdiv(stk(l1),1,sr,si,0,stk(l1),stk(l1+mn1),1,
$ mn1,ierr)
elseif(it21.eq.2) then
c . complex / real
call wdrdiv(stk(l1),stk(l1+mn1),1,stk(l2),0,stk(l1)
$ ,stk(l1+mn1),1,mn1,ierr)
elseif(it21.eq.3) then
c . complex / complex
call wwrdiv(stk(l1),stk(l1+mn1),1,stk(l2),stk(l2+1)
$ ,0,stk(l1),stk(l1+mn1),1,mn1,ierr)
endif
if(ierr.ne.0) then
if(ieee.eq.0) then
call error(27)
return
elseif(ieee.eq.1) then
call msgs(63)
endif
endif
endif
go to 999
c
c division a gauche
25 continue
if (mn1.eq.0.or.mn2.eq.0) then
c . a\[] or []\a
istk(il1)=1
istk(il1+1)=0
istk(il1+2)=0
istk(il1+3)=0
lstk(top+1)=sadr(il1+4)
goto 999
endif
if (m1*n1 .ne. 1) then
if (m1 .eq. n1) fun = 1
if (m1 .ne. n1) fun = 4
top = top+1
fin = -2
rhs = 2
else
c . cst \ vector
istk(il1+1)=m2
istk(il1+2)=n2
istk(il1+3)=itr
lstk(top+1)=l1+mn2*(itr+1)
c
err=lstk(top+1)-lstk(bot)
if(err.gt.0) then
call error(17)
return
endif
sr=stk(l1)
it21=it2+2*it1
if(it21.eq.0) then
c . real \ real
call ddrdiv(stk(l2),1,sr,0,stk(l1),1,mn2,ierr)
elseif(it21.eq.1) then
c . real \ complex = complex/real
call wdrdiv(stk(l2),stk(l2+mn2),1,sr,0,stk(l2)
$ ,stk(l2+mn2),1,mn2,ierr)
call dcopy(2*mn2,stk(l2),1,stk(l1),1)
elseif(it21.eq.2) then
c . complex \ real =real / complex
si=stk(l1+1)
call dcopy(mn2,stk(l2),1,stk(l1),1)
call dwrdiv(stk(l1),1,sr,si,0,stk(l1),stk(l1+mn2),1
$ ,mn2,ierr)
elseif(it21.eq.3) then
c . complex \ complex
si=stk(l1+1)
call dcopy(2*mn2,stk(l2),1,stk(l1),1)
call wwrdiv(stk(l1),stk(l1+mn2),1,sr,si,0,stk(l1)
$ ,stk(l1+mn2),1,mn2,ierr)
endif
if(ierr.ne.0) then
if(ieee.eq.0) then
call error(27)
return
elseif(ieee.eq.1) then
call msgs(63)
endif
endif
endif
go to 999
c
c puissance element wise .^
30 continue
if (mn1.eq.0) then
return
endif
if (mn2.eq.0) then
istk(il1)=1
istk(il1+1)=0
istk(il1+2)=0
istk(il1+3)=0
lstk(top+1)=sadr(il1+4)
return
endif
if (mn2 .gt. 1) then
m=m2
n=n2
inc2=1
if (mn1 .eq.1) then
inc1=0
elseif(m1.eq.m2.and.n1.eq.n2) then
inc1=1
else
call error(30)
return
endif
else
inc2=0
inc1=1
m=m1
n=n1
endif
mn=m*n
err=lw+mn*2-lstk(bot)
if(err.gt.0) then
call error(17)
return
endif
itr=max(it1,it2)
if(it2.eq.0) then
if(it1.eq.0) then
call ddpow1(mn,stk(l1),inc1,stk(l2),inc2,
$ stk(lw),stk(lw+mn),1,err,itr)
else
call wdpow1(mn,stk(l1),stk(l1+mn1),inc1,stk(l2),inc2,
$ stk(lw),stk(lw+mn),1,err)
endif
else
if(it1.eq.0) then
call dwpow1(mn,stk(l1),inc1,stk(l2),stk(l2+mn2),inc2,
& stk(lw),stk(lw+mn),1,err)
else
call wwpow1(mn,stk(l1),stk(l1+mn1),inc1,stk(l2),stk(l2+mn2),
& inc2,stk(lw),stk(lw+mn),1,err)
endif
endif
if(err.eq.1) then
call error(30)
return
endif
if(err.eq.2) then
if(ieee.eq.0) then
call error(27)
return
elseif(ieee.eq.1) then
call msgs(63)
endif
err=0
endif
istk(il1+1)=m
istk(il1+2)=n
istk(il1+3)=itr
call dcopy(mn*(itr+1),stk(lw),1,stk(l1),1)
lstk(top+1)=l1+mn*(itr+1)
goto 999
c
c elevation d'une matrice carree a une puissance
31 continue
if(mn1.eq.0) then
return
endif
if(mn2.eq.0) then
istk(il1)=1
istk(il1+1)=0
istk(il1+2)=0
istk(il1+3)=0
lstk(top+1)=sadr(il1+4)
return
endif
if(mn1.eq.1) goto 30
if(mn2.gt.1) goto 39
if(m1.ne.n1) then
if(mn2.eq.1.and.(m1.eq.1.or.n1.eq.1)) goto 30
err=1
call error(20)
return
endif
nexp = nint(stk(l2))
if (it2 .ne. 0) go to 39
if (stk(l2) .ne. dble(nexp)) go to 39
if (nexp.eq.1) go to 999
if (nexp.eq.0) then
lw=l1+mn1*(it1+1)
ipvt=iadr(lw+m1*(it1+1))
err=sadr(ipvt+m1)-lstk(bot)
if(err.gt.0) then
call error(17)
return
endif
if (dasum(m1*n1*(it1+1),stk(l1),1).eq.0.0d0) then
call error(30)
return
endif
c if(it1.eq.0) then
c call dgeco(stk(l1),m1,m1,istk(ipvt),sr,stk(lw))
c else
c call wgeco(stk(l1),stk(l1+mn1),m1,m1,istk(ipvt),
c & sr,stk(lw),stk(lw+m1))
c endif
c if(1.0d+0+sr.eq.1.0d+0) then
c call error(19)
c return
c endif
call dset(mn1,0.0d+0,stk(l1),1)
call dset(m1,1.0d+0,stk(l1),m1+1)
istk(il1+3)=0
lstk(top+1)=l1+mn1
goto 999
endif
c
if (nexp.le.0) then
fun=10
fin=1
rhs=1
call matlu
if(err.gt.0) return
nexp=-nexp
fun=0
endif
l2=l1+mn1*(it1+1)
c
l3=l2+mn1*(itr+1)
err=l3+n1*(itr+1)-lstk(bot)
if(err.gt.0) then
call error(17)
return
endif
lstk(top+1)=l1+mn1*(itr+1)
istk(il1+3)=itr
c
call dcopy(mn1*(itr+1),stk(l1),1,stk(l2),1)
if(it1.eq.1) goto 35
c la matrice est reelle
do 34 kexp=2,nexp
do 33 j=1,n1
ls=l1+(j-1)*n1
call dcopy(n1,stk(ls),1,stk(l3),1)
do 32 i=1,n1
ls=l2+(i-1)
ll=l1+(i-1)+(j-1)*n1
stk(ll)=ddot(n1,stk(ls),n1,stk(l3),1)
32 continue
33 continue
34 continue
goto 999
c
35 continue
c la matrice est complexe
do 38 kexp=2,nexp
do 37 j=1,n1
ls=l1+(j-1)*n1
call dcopy(n1,stk(ls),1,stk(l3),1)
call dcopy(n1,stk(ls+mn1),1,stk(l3+n1),1)
do 36 i=1,n1
ls=l2+(i-1)
ll=l1+(i-1)+(j-1)*n1
stk(ll)=ddot(n1,stk(ls),n1,stk(l3),1)-
$ ddot(n1,stk(ls+mn1),n1,stk(l3+n1),1)
stk(ll+mn1)=ddot(n1,stk(ls),n1,stk(l3+n1),1)+
$ ddot(n1,stk(ls+mn1),n1,stk(l3),1)
36 continue
37 continue
38 continue
goto 999
c
c puissance non entiere ou non positive
39 fun = 6
fin = 29
rhs=2
top=top+1
go to 999
c
c
c
c addition et soustraction d'un scalaire fois l'identite
40 sr=stk(l1)
si=0.0d+0
if(it1.eq.1) si=stk(l1+1)
call dcopy(mn2*(it2+1),stk(l2),1,stk(l1),1)
m1=m2
n1=n2
m2=it2
it2=it1
it1=m2
mn1=mn2
goto 46
c
41 sr=stk(l2)
si=0.0d0
if(it2.eq.1) si = stk(l2+1)
goto 46
c
c soustraction a*eye-b
42 sr=stk(l1)
si=0.0d+0
if(it1.eq.1) si=stk(l1+1)
43 call dcopy(mn2*(it2+1),stk(l2),1,stk(l1),1)
call dscal(mn2*(it2+1),-1.0d+0,stk(l1),1)
mn1=mn2
m1=m2
n1=n2
m2=it2
it2=it1
it1=m2
goto 46
c
c soustraction a-eye*b
45 sr=-stk(l2)
si=0.0d+0
if(it2.eq.1) si =- stk(l2+1)
c
46 err=l1+mn1*(itr+1) - lstk(bot)
if(err.gt.0) then
call error(17)
return
endif
lstk(top+1)=l1+mn1*(itr+1)
istk(il1+1)=m1
istk(il1+2)=n1
istk(il1+3)=itr
c
if(itr.eq.1.and.it1.eq.0) call dset(mn1,0.0d+0,stk(l1+mn1),1)
m1=abs(m1)
n1=abs(n1)
do 47 i = 1, min(n1,m1)
ll = l1 + (i-1)*(m1+1)
stk(ll) = stk(ll)+sr
if(itr.ne.0) stk(ll+mn1) = stk(ll+mn1)+si
47 continue
go to 999
c
c boucle implicite
50 continue
if(mn1.ne.1) then
err=1
call cvname(ids(1,pt+1),''':''',0)
call error(204)
return
endif
e1 = stk(l1)
c
if(mn2.ne.1) then
err=2
call cvname(ids(1,pt+1),''':''',0)
call error(204)
return
endif
e2 = stk(l2)
c
if (rhs .eq. 3) then
if(mn3.ne.1) then
err=3
call cvname(ids(1,pt+1),''':''',0)
call error(204)
return
endif
e2=stk(l3)
st = stk(l2)
else
st = 1.0d+0
endif
if (st .eq. 0.0d+0) then
istk(il1+1)=1
istk(il1+1)=0
istk(il1+2)=0
istk(il1+3)=0
lstk(top+1)=l1
return
endif
c check for clause
if (rstk(pt-1) .eq. 801.or.rstk(pt).eq.611) go to 54
if(rstk(pt-1).eq.611.and.rstk(pt).eq.601) then
c : in compiled for, next line to differentiate from extraction
if(istk(pstk(pt)).eq.16) goto 54
endif
c
c floating point used to avoid integer overflow
e1r=dble(l1) + max(3.0d0,(e2-e1)/st) - dble(lstk(bot))
if (e1r .gt. 0.0d0) then
err=e1r
call error(17)
return
endif
c
n = 0
l=l1
52 if (st*(stk(l)-e2).gt.0.0d+0) then
if (abs(stk(l)-e2).lt.abs(st*dlamch('p'))) n=n+1
go to 53
endif
n = n+1
l = l+1
stk(l) = e1 + dble(n)*st
go to 52
53 continue
istk(il1+1)=1
if(n.eq.0) istk(il1+1)=0
istk(il1+2)=n
istk(il1+3)=0
lstk(top+1)=l1+n
go to 999
c
c for clause
54 stk(l1) = e1
stk(l1+1) = st
stk(l1+2) = e2
istk(il1+1)=-3
istk(il1+2)=-1
lstk(top+1)=l1+3
go to 999
c
c element wise operations
55 continue
i1=1
i2=1
op = op - dot
if(mn1.eq.0.or.mn2.eq.0) then
c [].*a a.*[] -->[]
istk(il1)=1
istk(il1+1)=0
istk(il1+2)=0
istk(il1+3)=0
lstk(top+1)=sadr(il1+4)
goto 999
endif
if(mn1.ne.1.and.mn2.ne.1) then
c check dimensions
if (m1.ne.m2 .or. n1.ne.n2) then
buf='inconsistent element-wise operation'
call error(9999)
return
endif
endif
lstk(top+1)=l1+max(mn1,mn2)*(itr+1)
err=lstk(top+1)-lstk(bot)
if(err.gt.0) then
call error(17)
return
endif
istk(il1+3)=itr
if(op.eq.star) then
c multiplication .*
if(mn1.eq.1.or.mn2.eq.1) goto 10
if(it1*it2.ne.1) then
if(it1.eq.1) call dvmul(mn1,stk(l2),i2,stk(l1
$ +mn1),i1)
if(it2.eq.1) call dvmul(mn1,stk(l1),i1,stk(l2
$ +mn2),i2)
call dvmul(mn1,stk(l2),i2,stk(l1),i1)
if(it2.eq.1) call dcopy(mn1,stk(l2+mn2),i2
$ ,stk(l1+mn1),i1)
else
call wvmul(mn1,stk(l2),stk(l2+mn2),i2,stk(l1)
$ ,stk(l1+mn1),i1)
endif
elseif(op.eq.slash) then
it21=it2+2*it1
if(mn2.eq.1) then
c . vector ./ cst
goto 20
elseif(mn1.eq.1) then
c . cst ./ vector
istk(il1+1)=m2
istk(il1+2)=n2
sr=stk(l1)
if(it21.eq.0) then
c . real ./ real
call ddrdiv(sr,0,stk(l2),1,stk(l1),1,mn2,ierr)
elseif(it21.eq.1) then
c . real ./ complex
call dcopy(2*mn2,stk(l2),1, stk(l1),1)
call dwrdiv(sr,0,stk(l1),stk(l1+mn2),1,stk(l1)
$ ,stk(l1+mn2),1,mn2,ierr)
elseif(it21.eq.2) then
c . complex ./ real
si=stk(l1+mn1)
call dcopy(mn2,stk(l2),1, stk(l1),1)
call wdrdiv(sr,si,0,stk(l1),1,stk(l1),stk(l1+mn2)
$ ,1,mn2,ierr)
elseif(it21.eq.3) then
c . complex ./ complex
si=stk(l1+mn1)
call dcopy(2*mn2,stk(l2),1, stk(l1),1)
call wwrdiv(sr,si,0,stk(l1),stk(l1+mn2),1,stk(l1)
$ ,stk(l1+mn2),1,mn2,ierr)
endif
else
c . vector ./ vector
if(it21.eq.0) then
c . real ./ real
call ddrdiv(stk(l1),1,stk(l2),1,stk(l1),1,mn2
$ ,ierr)
elseif(it21.eq.1) then
c . real ./ complex
call dwrdiv(stk(l1),1,stk(l2),stk(l2+mn1),1
$ ,stk(l1),stk(l2),1,mn2,ierr)
call dcopy(mn2,stk(l2),1,stk(l1+mn2),1)
elseif(it21.eq.2) then
c . complex ./ real
call wdrdiv(stk(l1),stk(l1+mn1),1,stk(l2),1
$ ,stk(l1),stk(l1+mn2),1,mn2,ierr)
elseif(it21.eq.3) then
c . complex ./ complex
call wwrdiv(stk(l1),stk(l1+mn1),1,stk(l2)
$ ,stk(l2+mn2),1,stk(l1),stk(l1+mn2),1,mn2,ierr)
endif
endif
if(ierr.ne.0) then
if(ieee.eq.0) then
call error(27)
return
elseif(ieee.eq.1) then
call msgs(63)
endif
endif
elseif(op.eq.bslash) then
it21=it2+2*it1
if(mn1.eq.1) then
c . cst .\ vector
goto 25
elseif(mn2.eq.1) then
c . vector .\ cst
sr=stk(l2)
if(it21.eq.0) then
c . real .\ real
call ddrdiv(sr,0,stk(l1),1,stk(l1),1,mn1,ierr)
elseif(it21.eq.2) then
c . complex .\ real
call dwrdiv(sr,0,stk(l1),stk(l1+mn1),1,stk(l1)
$ ,stk(l1+mn1),1,mn1,ierr)
elseif(it21.eq.1) then
c . real .\ complex
si=stk(l2+mn2)
call wdrdiv(sr,si,0,stk(l1),1,stk(l1),stk(l1+mn1),1
$ ,mn1,ierr)
elseif(it21.eq.3) then
c . complex .\ complex
si=stk(l2+mn2)
call wwrdiv(sr,si,0,stk(l1),stk(l1+mn1),1,stk(l1)
$ ,stk(l1+mn1),1,mn1,ierr)
endif
else
c . vector .\ vector
if(it21.eq.0) then
c . real .\ real
call ddrdiv(stk(l2),1,stk(l1),1,stk(l1),1,mn1
$ ,ierr)
elseif(it21.eq.2) then
c . complex .\ real
call dwrdiv(stk(l2),1,stk(l1),stk(l1+mn1),1
$ ,stk(l1),stk(l1+mn1),1,mn1,ierr)
elseif(it21.eq.1) then
c . real .\ complex = complex /. real
call wdrdiv(stk(l2),stk(l2+mn2),1,stk(l1),1
$ ,stk(l1),stk(l2),1,mn1,ierr)
call dcopy(mn1,stk(l2),1,stk(l1+mn1),1)
elseif(it21.eq.3) then
c . complex .\ complex
call wwrdiv(stk(l2),stk(l2+mn2),1,stk(l1)
$ ,stk(l1+mn1),1,stk(l1),stk(l1+mn1),1,mn1,ierr)
endif
endif
if(ierr.ne.0) then
if(ieee.eq.0) then
call error(27)
return
elseif(ieee.eq.1) then
call msgs(63)
endif
endif
endif
goto 999
c
c kronecker
65 fin = op - 3*dot - star + 19
fun = 6
top = top + 1
rhs = 2
go to 999
c
c
c transposition
70 if(mn1 .eq. 0.or.istk(il1).eq.0) then
goto 999
elseif(abs(m1).eq.1.or.abs(n1).eq.1) then
if(it1.eq.1.and.op.ne.quote+dot) then
call dscal(mn1,-1.0d0,stk(l1+mn1),1)
endif
else
vol=mn1*(it1+1)
ll = l1+vol
err = ll+vol - lstk(bot)
if (err .gt. 0) then
call error(17)
return
endif
call dcopy(vol,stk(l1),1,stk(ll),1)
call mtran(stk(ll),m1,stk(l1),n1,m1,n1)
if(it1.eq.1) then
call mtran(stk(ll+mn1),m1,stk(l1+mn1),n1,m1,n1)
if(op.ne.quote+dot) then
call dscal(mn1,-1.0d+0,stk(l1+mn1),1)
endif
endif
endif
istk(il1+1)=n1
istk(il1+2)=m1
goto 999
c
c concatenation [a b]
75 if(m1.lt.0.or.m2.lt.0) then
call error(14)
return
endif
if(m2.eq.0) then
return
elseif(m1.eq.0)then
call dcopy(lstk(top+2)-lstk(top+1),stk(lstk(top+1))
$ ,1,stk(lstk(top)),1)
lstk(top+1)=lstk(top)+lstk(top+2)-lstk(top+1)
return
elseif(m1.ne.m2) then
call error(5)
return
endif
c
if(itr.eq.0) then
call dcopy(mn2,stk(l2),1,stk(l1+mn1),1)
else
lw=l1+(itr+1)*(mn1+mn2)
if(lw.gt.l2) then
err=lw+mn2*(it2+1)-lstk(bot)
if(err.gt.0) then
call error(17)
return
endif
call dcopy(mn2*(it2+1),stk(l2),-1,stk(lw),-1)
l2=lw
endif
if(it1.eq.1) call dcopy(mn1,stk(l1+mn1),-1,stk(l1
$ +mn1+mn2),-1)
call dcopy(mn2,stk(l2),1,stk(l1+mn1),1)
if(it1.eq.0) then
call dset(mn1,0.0d+0,stk(l1+mn1+mn2),1)
call dcopy(mn2,stk(l2+mn2),1,stk(l1+2*mn1+mn2),1)
endif
if(it2.eq.0) then
call dset(mn2,0.0d+0,stk(l1+2*mn1+mn2),1)
else
call dcopy(mn2,stk(l2+mn2),1,stk(l1+2*mn1+mn2),1)
endif
endif
n=n1+n2
istk(il1+1)=m1
istk(il1+2)=n
istk(il1+3)=itr
lstk(top+1)=sadr(il1+4)+m1*n*(itr+1)
goto 999
c
c concatenation [a;b]
76 if(n1.lt.0.or.n2.lt.0) then
call error(14)
return
elseif(n2.eq.0) then
c . [a;[]]
goto 999
elseif(n1.eq.0)then
c . [[];b]
call dcopy(lstk(top+2)-lstk(top+1),stk(lstk(top+1))
$ ,1,stk(lstk(top)),1)
lstk(top+1)=lstk(top)+lstk(top+2)-lstk(top+1)
goto 999
elseif(n1.ne.n2) then
call error(6)
return
endif
m=m1+m2
mn=m*n1
if(n1.eq.1.and.itr.eq.0) then
call dcopy(mn2,stk(l2),1,stk(l1+mn1),1)
istk(il1+1)=m
istk(il1+3)=itr
lstk(top+1)=l1+mn*(itr+1)
goto 999
endif
c lw1=l1+(itr+1)*mn
lw1=max(lw,l1+(itr+1)*mn)
lw2=lw1+mn1*(it1+1)
err=lw2+mn2*(it2+1)-lstk(bot)
if(err.gt.0) then
call error(17)
return
endif
call dcopy(mn2*(it2+1),stk(l2),1,stk(lw2),1)
call dcopy(mn1*(it1+1),stk(l1),1,stk(lw1),1)
c
if(itr.eq.1) call dset(mn,0.0d+0,stk(l1+(mn1+mn2)),1)
call dmcopy(stk(lw1),m1,stk(l1),m,m1,n1)
if(it1.eq.1) call dmcopy(stk(lw1+mn1),m1,stk(l1+mn),m
$ ,m1,n1)
call dmcopy(stk(lw2),m2,stk(l1+m1),m,m2,n1)
if(it2.eq.1) call dmcopy(stk(lw2+mn2),m2,stk(l1+mn+m1)
$ ,m,m2,n1)
istk(il1+1)=m
istk(il1+2)=n1
istk(il1+3)=itr
lstk(top+1)=sadr(il1+4)+mn*(itr+1)
goto 999
c
c extraction
c
78 continue
if(rhs.gt.2) goto 82
c arg2(arg1)
if (istk(il1).eq.0) then
call error(220)
return
endif
if(istk(il2).eq.129) then
c implied polynomials vector extraction
top=top+1
call polops
goto 999
endif
if(mn2.eq.0) then
c . arg2=[]
il1=iadr(lstk(top))
istk(il1)=1
istk(il1+1)=0
istk(il1+2)=0
istk(il1+3)=0
lstk(top+1)=sadr(il1+4)
goto 999
elseif(m2.lt.0) then
c . arg2=eye
call error(14)
return
elseif(m1.lt.0) then
c . arg2(:), just reshape to column vector
il1=iadr(lstk(top))
istk(il1)=1
istk(il1+1)=mn2
istk(il1+2)=1
istk(il1+3)=istk(il2+3)
call dcopy(mn2*(it2+1),stk(l2),1,stk(l1),1)
lstk(top+1)=sadr(il1+4)+mn2*(it2+1)
goto 999
endif
c check and convert indices variable
call indxg(il1,mn2,ilr,mi,mx,lw,1)
if(err.gt.0) return
if(mx.gt.mn2) then
call error(21)
return
endif
79 if(mi.eq.0) then
c arg2([])
il1=iadr(lstk(top))
istk(il1)=1
istk(il1+1)=0
istk(il1+2)=0
istk(il1+3)=0
l1=sadr(il1+4)
lstk(top+1)=l1
goto 999
endif
c get memory for the result
il1=iadr(lstk(top))
l1=sadr(il1+4)
if(sadr(ilr-1).le.l1+(it2+1)*mi) then
lr=lw
lw=lr+(it2+1)*mi
err=lw-lstk(bot)
if(err.gt.0) then
call error(17)
return
endif
else
lr=l1
endif
c perform extraction
do 81 i = 0, mi-1
ind=istk(ilr+i)-1
stk(lr+i) = stk(l2+ind)
if(it2.eq.1) stk(lr+mi+i) = stk(l2+mn2+ind)
81 continue
c set output sizes
if (m2.eq.1.and.n2.eq.1.and.m1.gt.0) then
m = m1
n = min(n1,mi)
elseif (m2 .gt. 1.or.m1.lt.0) then
m = mi
n = 1
else
n = mi
m = 1
endif
c form resulting variable
istk(il1)=1
istk(il1+1)=m
istk(il1+2)=n
istk(il1+3)=it2
if(lr.ne.l1) call dcopy(mi*(it2+1),stk(lr),1,stk(l1),1)
lstk(top+1)=l1+mi*(it2+1)
go to 999
c
c arg3(arg1,arg2)
82 if(rhs.gt.3) then
call error(36)
return
endif
if(mn3.eq.0) then
c . arg3=[]
il1=iadr(lstk(top))
istk(il1)=1
istk(il1+1)=0
istk(il1+2)=0
istk(il1+3)=0
lstk(top+1)=sadr(il1+4)
goto 999
elseif(m3.lt.0) then
c .arg3=eye
call error(14)
return
endif
c check and convert indices variables
call indxg(il1,m3,ili,mi,mxi,lw,1)
if(err.gt.0) return
if(mxi.gt.m3) then
call error(21)
return
endif
call indxg(il2,n3,ilj,nj,mxj,lw,1)
if(err.gt.0) return
if(mxj.gt.n3) then
call error(21)
return
endif
c
90 mn=mi*nj
if(mn.eq.0) then
c . arg1=[] or arg2=[]
il1=iadr(lstk(top))
istk(il1)=1
istk(il1+1)=0
istk(il1+2)=0
istk(il1+3)=0
lstk(top+1)=sadr(il1+4)
goto 999
endif
c get memory for the result
il1=iadr(lstk(top))
l1=sadr(il1+4)
if(sadr(ili-1).le.l1+(it3+1)*mi*nj) then
lr=lw
lw=lr+(it3+1)*mi*nj
err=lw-lstk(bot)
if(err.gt.0) then
call error(17)
return
endif
else
c . the result may be installed at its final place
lr=l1
endif
c perform extraction
l=lr
do 94 j = 0, nj-1
do 93 i = 0, mi-1
ind=istk(ili+i)-1+(istk(ilj+j)-1)*m3
stk(l) = stk(l3+ind)
if(it3.eq.1) stk(l+mn) = stk(l3+mn3+ind)
l=l+1
93 continue
94 continue
c form the resulting variable
istk(il1)=1
istk(il1+1)=mi
istk(il1+2)=nj
istk(il1+3)=it3
if(lr.ne.l1) call dcopy(mn*(it3+1),stk(lr),1,stk(l1),1)
lstk(top+1)=l1+mn*(it3+1)
go to 999
c
c insertion
c
95 continue
if(rhs.eq.4) goto 100
c arg3(arg1)=arg2
c
if (istk(il2)*istk(il1).eq.0) then
call error(220)
return
endif
if (m2.eq.0) then
c . arg3(arg1)=[] -->[]
if(m1.eq.-1) then
c . arg3(:)=[]
istk(il1)=1
istk(il1+1)=0
istk(il1+2)=0
istk(il1+3)=0
lstk(top+1)=sadr(il1+4)
goto 999
elseif(m1.eq.0) then
c . arg3([])=[] --> arg3
call icopy(4,istk(il3),1,istk(il1),1)
l=sadr(il1+4)
call dcopy(mn3*(it3+1),stk(l3),1,stk(l),1)
lstk(top+1)=l+mn3*(it3+1)
goto 999
else
c . arg3(arg1)=[] -->arg3(compl(arg1),:)
call indxgc(il1,mn3,ilr,mi,mx,lw)
if(err.gt.0) return
l2=l3
n2=n3
m2=m3
mn2=m2*n2
it2=it3
c . call extraction
goto 79
endif
elseif(m2.lt.0.or.m3.lt.0) then
c . arg3=eye,arg2=eye
call error(14)
return
elseif(m1.lt.0) then
c . arg3(:)=arg2
if(mn2.eq.mn3) then
istk(il1)=1
istk(il1+1)=m3
istk(il1+2)=n3
istk(il1+3)=it2
l1=sadr(il1+4)
call dcopy((it2+1)*mn2,stk(l2),1,stk(l1),1)
lstk(top+1)=l1+mn2*(it2+1)
return
elseif(mn2.eq.1) then
istk(il1)=1
istk(il1+1)=m3
istk(il1+2)=n3
istk(il1+3)=it2
l1=sadr(il1+4)
call dset(mn3,stk(l2),stk(l1),1)
if(it2.eq.1) call dset(mn3,stk(l2+1),stk(l1+mn3),1)
lstk(top+1)=l1+mn3*(it2+1)
return
else
call error(15)
return
endif
endif
call indxg(il1,mn3,ili,mi,mxi,lw,1)
if(err.gt.0) return
if(mi.eq.0) then
c . arg3([])=arg2
if(mn2.eq.1) then
c . arg3([])=c --> arg3
call icopy(4,istk(il3),1,istk(il1),1)
l=sadr(il1+4)
call dcopy(mn3*(it3+1),stk(l3),1,stk(l),1)
lstk(top+1)=l+mn3*(it3+1)
goto 999
else
call error(15)
return
endif
endif
inc2=1
if(mi.ne.mn2) then
if(mn2.eq.1) then
inc2=0
else
call error(15)
return
endif
endif
c
if (n3.gt.1.and.m3.gt.1) then
c . arg3 is not a vector
if(n2.gt.1.and.m2.gt.1) then
call error(15)
return
endif
if(mxi.gt.m3*n3) then
call error(21)
return
endif
mr=m3
nr=n3
elseif (n3.le.1.and.n2.le.1) then
c . arg3 and arg2 are column vectors
mr=max(m3,mxi)
nr=max(n3,1)
elseif (m3.le.1.and.m2.le.1) then
c . row vectors
nr=max(n3,mxi)
mr=max(m3,1)
else
c . arg3 and arg2 dimensions dont agree
call error(15)
return
endif
lr=l3
mnr=mr*nr
itr=max(it2,it3)
if(mnr*(itr+1).ne.mn3*(it3+1) ) then
c . resulting matrix is bigger than original
lr=lw
lw=lr + mnr*(itr+1)
err = lw - lstk(bot)
if (err .gt. 0) then
call error(17)
return
endif
c . initialise result r to 0
call dset(mnr*(itr+1),0.0d+0,stk(lr),1)
c . write arg3 in r
if(mn3.ge.1) then
call dmcopy(stk(l3),m3,stk(lr),mr,m3,n3)
if(it3.eq.1) then
call dmcopy(stk(l3+mn3),m3,stk(lr+mnr),mr,m3,n3)
endif
endif
endif
c write arg2 in r
do 98 i = 0, mi-1
ll = lr+istk(ili+i) - 1
ls = l2+i*inc2
stk(ll) = stk(ls)
if(it2.eq.1) then
stk(ll+mnr)=stk(ls+mn2)
elseif(itr.eq.1) then
stk(ll+mnr)=0.0d0
endif
98 continue
c
if(lr.ne.l3) then
call dcopy(mnr*(itr+1),stk(lr),1,stk(l1),1)
istk(il1)=1
istk(il1+1)=mr
istk(il1+2)=nr
istk(il1+3)=itr
l1=sadr(il1+4)
lstk(top+1)=l1+mnr*(itr+1)
else
c la matrice a ete modifie sur place
k=istk(iadr(lstk(top0))+2)
istk(il1)=-1
istk(il1+1)=-1
istk(il1+2)=k
lstk(top+1)=lstk(top)+3
endif
goto 999
100 continue
c
c arg4(arg1,arg2)=arg3
if (istk(il3)*istk(il1)*istk(il2).eq.0) then
call error(220)
return
endif
if (m3.eq.0) then
c . arg4(arg1,arg2)=[]
if(m1.eq.-1.and.m2.eq.-1) then
c . arg4(:,:)=[] -->[]
istk(il1)=1
istk(il1+1)=0
istk(il1+2)=0
istk(il1+3)=0
lstk(top+1)=sadr(il1+4)
goto 999
elseif(m1.eq.0.or.m2.eq.0) then
c . arg4([],arg2)=[], arg4(arg1,[])=[] --> arg4
call icopy(4,istk(il4),1,istk(il1),1)
l=sadr(il1+4)
call dcopy(mn4*(it4+1),stk(l4),1,stk(l),1)
lstk(top+1)=l+mn4*(it4+1)
goto 999
elseif(m2.eq.-1) then
c . arg4(arg1,:)=[] --> arg4(compl(arg1),:)
call indxgc(il1,m4,ili,mi,mxi,lw)
if(err.gt.0) return
call indxg(il2,n4,ilj,nj,mxj,lw,1)
if(err.gt.0) return
l3=l4
n3=n4
m3=m4
mn3=m3*n3
it3=it4
c . call extraction
goto 90
elseif(m1.eq.-1) then
c . arg4(:,arg2)=[] --> arg4(:,compl(arg2))
call indxgc(il2,n4,ilj,nj,mxj,lw)
if(err.gt.0) return
call indxg(il1,m4,ili,mi,mxi,lw,1)
if(err.gt.0) return
l3=l4
n3=n4
m3=m4
mn3=m3*n3
it3=it4
c . call extraction
goto 90
else
c . arg4(arg1,arg2)=[]
lw1=lw
call indxgc(il2,n4,ilj,nj,mxj,lw)
if(err.gt.0) return
if(nj.eq.0) then
c . arg4(arg1,1:n4)=[]
lw2=lw
call indxgc(il1,m4,ili,mi,mxi,lw)
if(err.gt.0) return
if(mi.eq.0) then
c . arg4(1:m4,1:n4)=[]
istk(il1)=1
istk(il1+1)=0
istk(il1+2)=0
istk(il1+3)=0
lstk(top+1)=sadr(il1+4)
goto 999
else
c . arg4(arg1,1:n4)=[]
lw=lw2
call indxg(il2,n4,ilj,nj,mxj,lw,1)
if(err.gt.0) return
l3=l4
n3=n4
m3=m4
it3=it4
mn3=m3*n3
c . call extraction
goto 90
endif
else
call indxgc(il1,m4,ili,mi,mxi,lw)
if(err.gt.0) return
if(mi.eq.0) then
c . arg4(1:m4,arg2)=[]
call indxg(il1,m4,ili,mi,mxi,lw,1)
if(err.gt.0) return
l3=l4
n3=n4
m3=m4
it3=it4
mn3=m3*n3
c . call extraction
goto 90
else
call error(15)
return
endif
endif
endif
elseif(m3.lt.0.or.m4.lt.0) then
c . arg3=eye , arg4=eye
call error(14)
return
elseif(m1.eq.-1.and.m2.eq.-1) then
c . arg4(:,:)=arg3
if(mn3.eq.mn4) then
c . reshape arg3 according to arg4
istk(il1)=1
istk(il1+1)=m4
istk(il1+2)=n4
istk(il1+3)=it3
l1=sadr(il1+4)
call dcopy((it3+1)*mn4,stk(l3),1,stk(l1),1)
lstk(top+1)=l1+mn4*(it3+1)
return
elseif(mn3.eq.1) then
c . set all elements of arg4 to arg3
istk(il1)=1
istk(il1+1)=m4
istk(il1+2)=n4
istk(il1+3)=it3
l1=sadr(il1+4)
call dset(mn4,stk(l3),stk(l1),1)
if(it3.eq.1) call dset(mn4,stk(l3+1),stk(l1+mn4),1)
lstk(top+1)=l1+mn4*(it3+1)
return
else
call error(15)
return
endif
endif
call indxg(il1,m4,ili,mi,mxi,lw,1)
if(err.gt.0) return
call indxg(il2,n4,ilj,mj,mxj,lw,1)
if(err.gt.0) return
inc3=1
if(mi.ne.m3.or.mj.ne.n3) then
c . sizes of arg1 or arg2 dont agree with arg3 sizes
if(m3*n3.eq.1) then
if(mi.eq.0.or.mj.eq.0) then
call icopy(4,istk(il4),1,istk(il1),1)
l=sadr(il1+4)
call dcopy(mn4*(it4+1),stk(l4),1,stk(l),1)
lstk(top+1)=l+mn4*(it4+1)
goto 999
endif
inc3=0
else
call error(15)
return
endif
else
if(mi.eq.0.or.mj.eq.0) then
call error(15)
return
endif
endif
mr=max(m4,mxi)
nr=max(n4,mxj)
c
mnr=mr*nr
itr=max(it4,it3)
if(mnr*(itr+1).ne.mn4*(it4+1) ) then
lr=lw
lw=lr + mnr*(itr+1)
err = lw - lstk(bot)
if (err .gt. 0) then
call error(17)
return
endif
c . set result r to 0
call dset(mnr*(itr+1),0.0d+0,stk(lr),1)
c . copy arg4 in r
if(mn4.ge.1) then
call dmcopy(stk(l4),m4,stk(lr),mr,m4,n4)
if(it4.eq.1) then
call dmcopy(stk(l4+mn4),m4,stk(lr+mnr),mr,m4,n4)
endif
endif
else
lr=l4
endif
c
c copy arg3 elements in r
do 115 j = 0, mj-1
ljj = istk(ilj+j) - 1
do 114 i = 0, mi-1
ll = lr+istk(ili+i)-1+ljj*mr
ls = l3+(i+j*m3)*inc3
stk(ll) = stk(ls)
if(it3.eq.1) then
stk(ll+mnr)=stk(ls+mn3)
elseif(itr.eq.1) then
stk(ll+mnr)=0.0d0
endif
114 continue
115 continue
c
if(lr.ne.l4) then
call dcopy(mnr*(itr+1),stk(lr),1,stk(l1),1)
istk(il1)=1
istk(il1+1)=mr
istk(il1+2)=nr
istk(il1+3)=itr
l1=sadr(il1+4)
lstk(top+1)=l1+mnr*(itr+1)
else
c la matrice a ete modifie sur place
k=istk(iadr(lstk(top0))+2)
istk(il1)=-1
istk(il1+1)=-1
istk(il1+2)=k
lstk(top+1)=lstk(top)+3
endif
goto 999
c
c *. /. \.
120 fin=-fin
top=top+1
goto 999
c
130 continue
if(fin.eq.61) then
fin=-fin
top=top+1
goto 999
endif
c comparaisons
if(m1.eq.-1) then
c . eye op b
err=lw+mn2*(it1+1)-lstk(bot)
if(err.gt.0) then
call error(17)
return
endif
if(m2.eq.-1) then
m2=1
n2=1
elseif(mn2.gt.0) then
call dset(mn2,0.0d0,stk(lw),1)
call dset(min(m2,n2),stk(l1),stk(lw),m2+1)
if(it1.eq.1) then
call dset(mn2,0.0d0,stk(lw+mn2),1)
call dset(min(m2,n2),stk(l1+1),stk(lw+mn2),m2+1)
endif
l1=lw
endif
m1=m2
n1=n2
mn1=mn2
istk(il1+1)=m1
istk(il1+2)=n1
elseif(m2.eq.-1) then
err=lw+mn1*(it2+1)-lstk(bot)
if(err.gt.0) then
call error(17)
return
endif
call dset(mn1,0.0d0,stk(lw),1)
call dset(min(m1,n1),stk(l2),stk(lw),m1+1)
if(it1.eq.1) then
call dset(mn1,0.0d0,stk(lw+mn1),1)
call dset(min(m1,n1),stk(l2+1),stk(lw+mn1),m1+1)
endif
l2=lw
mn2=mn1
m2=m1
n2=n1
elseif(mn1.eq.1.and.mn2.gt.1) then
err=lw+mn2*(it1+1)-lstk(bot)
if(err.gt.0) then
call error(17)
return
endif
call dset(mn2,stk(l1),stk(lw),1)
if(it1.eq.1) call dset(mn2,stk(l1+1),stk(lw+mn2),1)
l1=lw
mn1=mn2
m1=m2
n1=n2
istk(il1+1)=m1
istk(il1+2)=n1
elseif(mn2.eq.1.and.mn1.gt.1) then
err=lw+mn1*(it2+1)-lstk(bot)
if(err.gt.0) then
call error(17)
return
endif
call dset(mn1,stk(l2),stk(lw),1)
if(it1.eq.1) call dset(mn1,stk(l2+1),stk(lw+mn1),1)
l2=lw
mn2=mn1
m2=m1
n2=n1
endif
if(mn2.eq.0.or.mn1.eq.0) then
if(op.eq.equal.or.op.eq.less+great) then
itrue=0
if(mn2.eq.0.and.mn1.eq.0) itrue=1
if(op.eq.less+great) itrue=1-itrue
istk(il1)=4
istk(il1+1)=1
istk(il1+2)=1
istk(il1+3)=itrue
lstk(top+1)=sadr(il1+4)
goto 999
else
if(mn1.eq.1.or.mn2.eq.1) then
istk(il1)=1
istk(il1+1)=0
istk(il1+2)=0
istk(il1+3)=0
lstk(top+1)=sadr(il1+4)
goto 999
else
call error(60)
return
endif
endif
endif
if(n1.ne.n2.or.m1.ne.m2) then
if(op.eq.equal.or.op.eq.less+great) then
istk(il1)=4
istk(il1+1)=1
istk(il1+2)=1
istk(il1+3)=0
if(op.eq.less+great) istk(il1+3)=1
lstk(top+1)=sadr(il1+4)
else
call error(60)
return
endif
else if(max(it1,it2).eq.1) then
if(op.ne.equal.and.op.ne.less+great) then
call error(57)
return
endif
itrue=1
if(op.eq.less+great) itrue=0
istk(il1)=4
do 131 i=0,mn1-1
e1r=stk(l1+i)
e2r=stk(l2+i)
e1i=0.0d+0
e2i=0.0d+0
if(it1.eq.1) e1i=stk(l1+mn1+i)
if(it2.eq.1) e2i=stk(l2+mn2+i)
if(e1r.eq.e2r.and.e1i.eq.e2i) then
istk(il1+3+i)=itrue
else
istk(il1+3+i)=1-itrue
endif
131 continue
lstk(top+1)=sadr(il1+3+mn1)
else
istk(il1)=4
if(mn1.eq.0) then
if(op.ne.equal.and.op.ne.less+great) then
call error(57)
else
istk(il1+1)=1
istk(il1+2)=1
istk(il1+3)=1
if(op.ne.equal) istk(il1+3)=0
lstk(top+1)=sadr(il1+4)
endif
return
endif
do 132 i=0,mn1-1
e1=stk(l1+i)
e2=stk(l2+i)
c for vc++ we add an explicit test for nan
if(isanan(e1).eq.1.and.isanan(e2).eq.1) then
if (op.eq.less+great) then
istk(il1+3+i)=1
else
istk(il1+3+i)=0
endif
elseif( (op.eq.equal .and. e1.eq.e2) .or.
& (op.eq.less+great .and. e1.ne.e2) .or.
& (op.eq.less .and. e1.lt.e2) .or.
& (op.eq.great .and. e1.gt.e2) .or.
& (op.eq.(less+equal) .and. e1.le.e2) .or.
& (op.eq.(great+equal) .and. e1.ge.e2) ) then
istk(il1+3+i)=1
else
istk(il1+3+i)=0
endif
132 continue
lstk(top+1)=sadr(il1+3+mn1)
endif
goto 999
c
140 continue
if((op.eq.non.and.mn1.eq.0).or.((op.eq.et.or.op.eq.ou)
& .and.(mn1.eq.0.or.mn2.eq.0))) then
istk(il1)=1
istk(il1+1)=0
istk(il1+2)=0
istk(il1+3)=0
lstk(top+1)=sadr(il1+4)
goto 999
else
top=top0
fin=-fin
return
endif
c
999 return
end
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