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|
subroutine strops
c ====================================================================
c
c operations sur les matrices de chaines de caracteres
c
c ====================================================================
c
include '../stack.h'
c
integer plus,quote,equal,less,great,insert,extrac
integer top0,iadr,sadr,op,vol,volr,rhs1
logical iscolon
data plus/45/,quote/53/
data equal/50/,less/59/,great/60/,insert/2/,extrac/3/
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,' strops '//buf(1:4))
endif
c
fun=0
c
top0=top
c
lw=lstk(top+1)
rhs1=rhs
if(op.eq.insert) rhs=2
if(op.eq.extrac) rhs=1
c
if(rhs.eq.1) goto 05
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)
mn2=m2*n2
id2=il2+4
l2r=id2+mn2+1
l3r=lw
c
top = top-1
05 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)
mn1 = m1*n1
id1=il1+4
l1r=id1+mn1+1
vol=istk(id1+mn1)-1
c
goto (60,120,130,65) op
if (rhs .eq. 1.and.op.eq.quote) goto 110
if (op .eq. plus ) go to 20
if(op.eq.equal.or.op.eq.less+great) goto 180
c
c operations non implantees
10 top=top0
rhs=rhs1
fin=-fin
return
c
c addition
c
20 if(m1.ne.m2.or.n1.ne.n2) then
call error(8)
return
endif
if(istk(il1).ne.istk(il2)) goto 10
err=lw+sadr(istk(id1+mn1)+istk(id2+mn2))-lstk(bot)
if(err.gt.0) then
call error(17)
return
endif
c
lr=iadr(lw)
l=lr
i1=1
do 11 i=1,mn1
la=istk(id1+i)-i1
lb=istk(id2+i)-istk(id2+i-1)
i1=istk(id1+i)
istk(id1+i)=istk(id1+i-1)+la+lb
call icopy(la,istk(l1r),1,istk(l),1)
l1r=l1r+la
l=l+la
call icopy(lb,istk(l2r),1,istk(l),1)
l2r=l2r+lb
l=l+lb
11 continue
call icopy(l-lr,istk(lr),1,istk(il1+5+mn1),1)
lstk(top+1)=sadr(il1+5+mn1+l-lr)
goto 999
c
c concatenation [a, b]
c
60 continue
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
if(istk(il1).ne.istk(il2)) goto 10
c
id3=iadr(lw)
l3r=id3+mn1+mn2+1
vol=istk(id1+mn1)+istk(id2+mn2)-2
err=sadr(l3r+vol)-lstk(bot)
if(err.gt.0) then
call error(17)
return
endif
call impcnc(istk(l1r),istk(id1),m1,istk(l2r),istk(id2),m1,
& istk(l3r),istk(id3),m1,n1,n2,1)
c
istk(il1)=10
istk(il1+1)=m1
istk(il1+2)=n1+n2
istk(il1+3)=it1
call icopy(mn1+mn2+vol+1,istk(id3),1,istk(il1+4),1)
lstk(top+1)=sadr(il1+5+mn1+mn2+vol)
goto 999
c
c concatenation [a;b]
65 continue
if(n1.lt.0.or.n2.lt.0) then
call error(14)
return
endif
if(n2.eq.0) then
return
elseif(n1.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(n1.ne.n2) then
call error(6)
return
endif
if(istk(il1).ne.istk(il2)) goto 10
c
id3=iadr(lw)
l3r=id3+mn1+mn2+1
vol=istk(id1+mn1)+istk(id2+mn2)-2
err=sadr(l3r+vol)-lstk(bot)
if(err.gt.0) then
call error(17)
return
endif
call impcnc(istk(l1r),istk(id1),m1,istk(l2r),istk(id2),m2,
& istk(l3r),istk(id3),m1,m2,n2,-1)
c
istk(il1)=10
istk(il1+1)=m1+m2
istk(il1+2)=n1
istk(il1+3)=it1
call icopy(mn1+mn2+vol+1,istk(id3),1,istk(il1+4),1)
lstk(top+1)=sadr(il1+5+mn1+mn2+vol)
goto 999
c
c transposition
c
110 continue
id2=iadr(lw)
l2r=id2+mn1+1
err=sadr(l2r+vol)-lstk(bot)
if(err.gt.0) then
call error(17)
return
endif
call imptra(istk(l1r),istk(id1),m1,istk(l2r),istk(id2),m1,n1)
istk(il1+1)=n1
istk(il1+2)=m1
call icopy(mn1+1+vol,istk(id2),1,istk(id1),1)
goto 999
c
c insertion
c
c a(vl,vc)=m a(v)=u
120 continue
ili=iadr(lstk(top0-1))
if (istk(ili+1)*istk(ili+2).eq.0) then
top=top0
rhs=rhs1
fin=-fin
return
endif
if(istk(il1).ne.istk(il2)) then
if(istk(il2).ne.1.or.m2*n2.ne.0) goto 10
endif
rhs=rhs1-2
nrow=-1
c
top=top-1
if(m1.le.0) then
call error(14)
return
endif
ilcol=iadr(lstk(top))
if(istk(ilcol).eq.4) then
rhs=rhs1
top=top0
fin=-fin
return
endif
if(istk(ilcol).ne.1) then
call error(21)
return
endif
if(istk(ilcol+3).ne.0) then
call error(21)
return
endif
if(istk(ilcol+1).gt.1.and.istk(ilcol+2).gt.1) then
call error(21)
return
endif
ncol=isign(istk(ilcol+1)*istk(ilcol+2),istk(ilcol+1))
lcol=sadr(ilcol+4)
if(ncol.lt.0) goto 122
do 121 i=1,ncol
istk(ilcol-1+i)=int(stk(lcol-1+i))
121 continue
122 continue
ilrow=ilcol
if(rhs.eq.1.and.n2.eq.1) then
nrow=ncol
ilrow=ilcol
ncol=-1
endif
c
if(rhs.eq.1) then
c arg3(arg1)=arg2
if (m2.gt.1.and.n2.gt.1) then
c . arg3 is a matrix
call dimin(m2*n2,1,istk(ilcol),ncol,istk(ilrow),-1,m1*n1,1,
& mr,nr,err)
if(err.gt.0.or.mr.gt.m2*n2) then
call error(21)
return
endif
idr=iadr(l3r)
lr=idr+m2*n2+1
err=sadr(lr)-lstk(bot)
if(err.gt.0) then
call error(17)
return
endif
call mpinsp(istk(id2),m2*n2,1,istk(ilcol),ncol,istk(ilrow),
& -1,istk(id1),m1*n1,1,istk(idr),m2*n2,1,err)
if(err.gt.0) then
call error(15)
return
endif
volr=istk(idr)
err=sadr(lr+volr)-lstk(bot)
if(err.gt.0) then
call error(17)
return
endif
call impins(istk(l2r),istk(id2),m2*n2,1, istk(l1r),
& istk(id1),m1*n1,1,istk(lr),istk(idr),m2*n2,1)
il1=iadr(lstk(top))
istk(il1)=10
istk(il1+1)=m2
istk(il1+2)=n2
istk(il1+3)=it1
volr=istk(idr+m2*n2)
call icopy(m2*n2+1+volr,istk(idr),1,istk(il1+4),1)
lstk(top+1)=sadr(il1+5+m2*n2+volr)
else
call dimin(m2,n2,istk(ilrow),nrow,istk(ilcol),ncol,m1,n1,
& mr,nr,err)
if(err.gt.0) then
call error(21)
return
endif
idr=iadr(l3r)
lr=idr+mr*nr+1
err=sadr(lr)-lstk(bot)
if(err.gt.0) then
call error(17)
return
endif
call mpinsp(istk(id2),m2,n2,istk(ilrow),nrow,istk(ilcol),
& ncol,istk(id1),m1,n1,istk(idr),mr,nr,err)
if(err.gt.0) then
call error(15)
return
endif
volr=istk(idr)
err=sadr(lr+volr)-lstk(bot)
if(err.gt.0) then
call error(17)
return
endif
call impins(istk(l2r),istk(id2),m2,n2,
& istk(l1r),istk(id1),m1,n1,istk(lr),istk(idr),mr,nr)
c
il1=iadr(lstk(top))
istk(il1)=10
istk(il1+1)=mr
istk(il1+2)=nr
istk(il1+3)=it1
volr=istk(idr+mr*nr)
call icopy(mr*nr+1+volr,istk(idr),1,istk(il1+4),1)
lstk(top+1)=sadr(il1+5+mr*nr+volr)
endif
else
c arg4(arg1,arg2)=arg3
top=top-1
ilrow=iadr(lstk(top))
if(istk(ilrow).eq.4) then
rhs=rhs1
top=top0
fin=-fin
return
endif
if(istk(ilrow).ne.1) then
call error(21)
return
endif
if(istk(ilrow+3).ne.0) then
call error(21)
return
endif
if(istk(ilrow+1).gt.1.and.istk(ilrow+2).gt.1) then
call error(21)
return
endif
nrow=isign(istk(ilrow+1)*istk(ilrow+2),istk(ilrow+1))
lrow=sadr(ilrow+4)
if(nrow.lt.0) goto 124
do 123 i=1,nrow
istk(ilrow-1+i)=int(stk(lrow-1+i))
123 continue
124 continue
c
125 call dimin(m2,n2,istk(ilrow),nrow,istk(ilcol),ncol,m1,n1,
& mr,nr,err)
if(err.gt.0) then
call error(21)
return
endif
idr=iadr(l3r)
lr=idr+mr*nr+1
err=sadr(lr)-lstk(bot)
if(err.gt.0) then
call error(17)
return
endif
call mpinsp(istk(id2),m2,n2,istk(ilrow),nrow,istk(ilcol),ncol,
& istk(id1),m1,n1,istk(idr),mr,nr,err)
if(err.gt.0) then
call error(15)
return
endif
volr=istk(idr)
err=sadr(lr+volr)-lstk(bot)
if(err.gt.0) then
call error(17)
return
endif
call impins(istk(l2r),istk(id2),m2,n2,
& istk(l1r),istk(id1),m1,n1,istk(lr),istk(idr),mr,nr)
c
il1=iadr(lstk(top))
istk(il1)=10
istk(il1+1)=mr
istk(il1+2)=nr
istk(il1+3)=it1
volr=istk(idr+mr*nr)
call icopy(mr*nr+1+volr,istk(idr),1,istk(il1+4),1)
lstk(top+1)=sadr(il1+5+mr*nr+volr)
endif
goto 999
c
c
c extraction
c
130 rhs=rhs1-1
mr=-1
nrow=-1
c
if(m1.le.0) then
call error(14)
return
endif
c
top=top-1
ilcol=iadr(lstk(top))
if(istk(ilcol).eq.4) then
rhs=rhs1
top=top0
fin=-fin
return
endif
if(istk(ilcol).ne.1) then
call error(21)
return
endif
if(istk(ilcol+3).ne.0) then
call error(21)
return
endif
if(istk(ilcol+1).gt.1.and.istk(ilcol+2).gt.1) then
call error(21)
return
endif
ncol=isign(istk(ilcol+1)*istk(ilcol+2),istk(ilcol+1))
nr=ncol
lcol=sadr(ilcol+4)
if(ncol.eq.0) goto 146
if(ncol.lt.0) goto 132
do 131 i=1,ncol
istk(ilcol-1+i)=int(stk(lcol-1+i))
131 continue
132 continue
c
if(rhs.eq.1) then
iscolon=ncol.lt.0
c vect(arg)
if(n1.eq.1) then
c vect is a column vector
mr=nr
nr=1
nrow=ncol
ilrow=ilcol
ncol=-1
else
c vect is a row vector
mr=1
if(m1.ne.1) then
n1=mn1
m1=1
endif
nrow=-1
ilrow=ilcol
endif
if(iscolon) then
c vect(:)
mr=m1*n1
nr=1
endif
else
top=top-1
ilrow=iadr(lstk(top))
if(istk(ilrow).eq.4) then
rhs=rhs1
top=top0
fin=-fin
return
endif
if(istk(ilrow).ne.1) then
call error(21)
return
endif
if(istk(ilrow+3).ne.0) then
call error(21)
return
endif
if(istk(ilrow+1).gt.1.and.istk(ilrow+2).gt.1) then
call error(21)
return
endif
nrow=isign(istk(ilrow+1)*istk(ilrow+2),istk(ilrow+1))
mr=nrow
lrow=sadr(ilrow+4)
if(nrow.eq.0) goto 146
if(nrow.lt.0) goto 142
do 141 i=1,nrow
istk(ilrow-1+i)=int(stk(lrow-1+i))
141 continue
142 continue
c
c matrix(arg,arg)
if(mr.lt.0) mr=m1
if(nr.lt.0) nr=n1
endif
c
145 mnr=mr*nr
idr=iadr(lw)
lr=idr+mnr+1
err=sadr(lr)-lstk(bot)
if(err.gt.0) then
call error(17)
return
endif
c
call impext(istk(l1r),istk(id1),m1,n1,istk(ilrow),nrow,
& istk(ilcol),ncol,istk(lr),istk(idr),0,err)
if(err.gt.0) then
call error(21)
return
endif
volr=istk(idr+mnr)-1
err=sadr(lr+volr)-lstk(bot)
if(err.gt.0) then
call error(17)
return
endif
call impext(istk(l1r),istk(id1),m1,n1,istk(ilrow),nrow,
& istk(ilcol),ncol,istk(lr),istk(idr),1,err)
c
il1=iadr(lstk(top))
istk(il1)=10
istk(il1+1)=mr
istk(il1+2)=nr
istk(il1+3)=it1
call icopy(mnr+1+volr,istk(idr),1,istk(il1+4),1)
lstk(top+1)=sadr(il1+5+mnr+volr)
go to 999
146 continue
c un des vecteurs d'indice est vide
top=top0-rhs1+1
il1=iadr(lstk(top))
istk(il1)=1
istk(il1+1)=0
istk(il1+2)=0
lstk(top+1)=sadr(il1+4)+1
goto 999
c
c comparaisons
180 continue
itrue=1
if(op.eq.less+great) itrue=0
c comparaison des types
if(istk(il1).ne.istk(il2)) then
istk(il1)=4
istk(il1+1)=1
istk(il1+2)=1
istk(il1+3)=1-itrue
lstk(top+1)=sadr(il1+4)
return
endif
181 continue
c des dimensions
if(mn1.eq.1.and.mn2.gt.1) then
nn1=istk(il1+5)-1
l1r=iadr(lw)
err=sadr(l1r+nn1+2)-lstk(bot)
if(err.gt.0) then
call error(17)
return
endif
call icopy(nn1,istk(il1+6),1,istk(l1r),1)
id1=l1r+nn1
istk(id1)=1
istk(id1+1)=nn1+1
inc1=0
inc2=1
mn1=mn2
m1=m2
n1=n2
istk(il1+1)=m1
istk(il1+2)=n1
else if(mn2.eq.1.and.mn1.gt.1) then
nn2=istk(il2+5)-1
l2r=iadr(lw)
err=sadr(l2r+nn2+2)-lstk(bot)
if(err.gt.0) then
call error(17)
return
endif
call icopy(nn2,istk(il2+6),1,istk(l2r),1)
id2=l2r+nn2
istk(id2)=1
istk(id2+1)=nn2+1
inc1=1
inc2=0
mn2=mn1
m2=m1
n2=n1
else if(n1.ne.n2.or.m1.ne.m2) then
istk(il1)=4
istk(il1+1)=1
istk(il1+2)=1
istk(il1+3)=1-itrue
lstk(top+1)=sadr(il1+4)
return
else
inc1=1
inc2=1
l1=il1+5+mn1
l2=il2+5+mn2
endif
c des valeurs
i1=id1-inc1
i2=id2-inc2
l1r=l1r-1
l2r=l2r-1
do 185 i=0,mn1-1
i1=i1+inc1
i2=i2+inc2
if(istk(i1+1)-istk(i1).ne.istk(i2+1)-istk(i2) ) goto 184
nl=istk(i1+1)-istk(i1)-1
do 182 ii=0,nl
if(istk(l1r+istk(i1)+ii).ne.istk(l2r+istk(i2)+ii)) goto 184
182 continue
istk(il1+3+i)=itrue
goto 185
184 istk(il1+3+i)=1-itrue
185 continue
istk(il1)=4
istk(il1+1)=m1
istk(il1+2)=n1
lstk(top+1)=sadr(il1+3+mn1)
goto 999
c
999 return
end
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