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|
subroutine logic
c ====================================================================
c
c operations sur les booleens et matrices de booleens
c
c ====================================================================
c
c Copyright INRIA
INCLUDE '../stack.h'
c
integer dot,colon
integer less,great,equal,et,ou,non
integer insert,extrac
c
integer iadr,sadr,op,top0
logical isany
c
data dot/51/,colon/44/
data less/59/,great/60/,equal/50/
data ou/57/,et/58/,non/61/
data insert/2/,extrac/3/
c
iadr(l)=l+l-1
sadr(l)=(l/2)+1
c
op=fin
top0=top
c
if (ddt .eq. 4) then
write(buf(1:4),'(i4)') fin
call basout(io,wte,' logic op: '//buf(1:4))
endif
c
lw=lstk(top+1)
if(op.eq.extrac) goto 50
if(op.eq.insert) goto 60
it2=0
goto (04,03,02,01) rhs
call error(39)
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)
mn4=m4*n4
if(istk(il4).eq.4) then
l4=il4+3
elseif(istk(il4).le.2) then
it4=istk(il4+3)
l4=sadr(il4+4)
else
err=4
call error(44)
return
endif
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)
mn3=m3*n3
if(istk(il3).eq.4) then
l3=il3+3
elseif(istk(il3).le.2) then
it3=istk(il3+3)
l3=sadr(il3+4)
else
err=3
call error(44)
return
endif
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)
mn2=m2*n2
if(istk(il2).eq.4) then
l2=il2+3
elseif(istk(il2).le.2) then
it2=istk(il2+3)
l2=sadr(il2+4)
else
err=2
call error(44)
return
endif
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)
mn1=m1*n1
if(istk(il1).eq.4) then
l1=il1+3
elseif(istk(il1).eq.1) then
it1=istk(il1+3)
l1=sadr(il1+4)
else
err=1
call error(44)
return
endif
top=top-1
c
c operations binaires et ternaires
c --------------------------------
c
top=top+1
c
fun = 0
c
c cconc rconc
goto(45 , 999 , 999 ,48 ) op
c
c
c : + - * / \
goto(15,15,15,15,15,15,130,06,06,40,130,130) op+1-colon
if(op.eq.ou.or.op.eq.et) goto 20
if(op.eq.non) goto 30
c
06 if(op.gt.3*dot) goto 15
if(op.ge.equal+equal) goto 130
if(op.gt.dot) goto 15
c
c operations non implantees
15 fin=-fin
top=top0
go to 999
c
c ou/et logique
20 m1=abs(m1)
n1=abs(n1)
m2=abs(m2)
n2=abs(n2)
if(istk(il2).ne.4.or.istk(il1).ne.4) then
fin=-fin
top=top0
return
endif
if(mn1.eq.1.and.mn2.gt.1) then
l1=iadr(lw)
err=sadr(l1+mn2)-lstk(bot)
if(err.gt.0) then
call error(17)
return
endif
call iset(mn2,istk(il1+3),istk(l1),1)
mn1=mn2
m1=m2
n1=n2
elseif(mn2.eq.1.and.mn1.gt.1) then
l2=iadr(lw)
err=sadr(l2+mn2)-lstk(bot)
if(err.gt.0) then
call error(17)
return
endif
call iset(mn1,istk(il2+3),istk(l2),1)
mn2=mn1
m2=m1
n2=n1
else if (n1 .ne. n2.or.m1.ne.m2) then
call error(60)
return
else
l1=il1+3
l2=il2+3
endif
istk(il1+1)=m1
istk(il1+2)=n1
if(fin.eq.et) then
do 21 k=0,n1*m1-1
istk(il1+3+k)=istk(l1+k)*istk(l2+k)
21 continue
else
do 22 k=0,n1*m1-1
istk(il1+3+k)=max(istk(l1+k),istk(l2+k))
22 continue
endif
lstk(top+1)=sadr(il1+3+m1*n1)
c
goto 999
c NOT
30 continue
do 31 k=0,n1*m1-1
istk(il1+3+k)=1-istk(il1+3+k)
31 continue
goto 999
c transposition
40 if(istk(il1).ne.4) then
err=2
call error(44)
return
endif
if(mn1 .eq. 0) goto 999
ll = l1+mn1+1
err = sadr(ll+mn1) - lstk(bot)
if (err .gt. 0) then
call error(17)
return
endif
c
istk(il1+1)=n1
istk(il1+2)=m1
c
call icopy(mn1,istk(l1),1,istk(ll),1)
do 41 j=0,n1-1
call icopy(m1,istk(ll+j*m1),1,istk(l1+j),n1)
41 continue
c
goto 999
c
c concatenation
45 if(m1.lt.0.or.m2.lt.0) then
call error(14)
return
endif
if(mn1.eq.0) then
call icopy(mn2+3,istk(il2),1,istk(il1),1)
lstk(top+1)=sadr(il1+4+mn2)
goto 999
endif
if(mn2.eq.0) goto 999
if(istk(il1).ne.istk(il2)) then
top=top0
fin=-fin
return
endif
if(m1.ne.m2) then
call error(5)
return
endif
call icopy(mn2,istk(l2),1,istk(l1+mn1),1)
istk(il1+2)=n1+n2
lstk(top+1)=sadr(il1+3+m1*(n1+n2))
goto 999
c concatenation [a;b]
48 if(n1.lt.0.or.n2.lt.0) then
call error(14)
return
endif
if(n2.eq.0) then
goto 999
elseif(n1.eq.0)then
call unsfdcopy(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
else
if(istk(il1).ne.istk(il2)) then
top=top0
fin=-fin
return
endif
if(n1.ne.n2) then
call error(6)
return
endif
endif
m=m1+m2
mn=m*n1
if(n1.eq.1) then
call icopy(mn2,istk(l2),1,istk(l1+mn1),1)
istk(il1+1)=m
lstk(top+1)=sadr(l1+mn)
goto 999
endif
lw1=l1+mn
lw2=lw1+mn1
err=sadr(lw2+mn2)-lstk(bot)
if(err.gt.0) then
call error(17)
return
endif
call icopy(mn2,istk(l2),1,istk(lw2),1)
call icopy(mn1,istk(l1),1,istk(lw1),1)
c
call imcopy(istk(lw1),m1,istk(l1),m,m1,n1)
call imcopy(istk(lw2),m2,istk(l1+m1),m,m2,n1)
istk(il1+1)=m
istk(il1+2)=n1
lstk(top+1)=sadr(l1+mn)
goto 999
c
c extraction
c
50 continue
if(rhs.lt.2) then
call error(227)
return
endif
if(rhs.gt.2) goto 55
c arg2(arg1)
c get arg2
il2=iadr(lstk(top))
if(istk(il2).lt.0) il2=iadr(istk(il2+1))
m2=istk(il2+1)
n2=istk(il2+2)
mn2=m2*n2
l2=il2+3
top=top-1
c get arg1
il1=iadr(lstk(top))
ilrs=il1
if(istk(il1).lt.0) il1=iadr(istk(il1+1))
m1=istk(il1+1)
n1=istk(il1+2)
c
if(mn2.eq.0) then
c . arg2=[]
ilrs=iadr(lstk(top))
istk(ilrs)=1
istk(ilrs+1)=0
istk(ilrs+2)=0
istk(ilrs+3)=0
lstk(top+1)=sadr(ilrs+4)+1
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
ilrs=iadr(lstk(top))
istk(ilrs)=4
istk(ilrs+1)=mn2
istk(ilrs+2)=1
call icopy(mn2,istk(l2),1,istk(ilrs+3),1)
lstk(top+1)=sadr(ilrs+3+mn2)
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
51 if(mi.eq.0) then
c arg2([])
ilrs=iadr(lstk(top))
istk(ilrs)=1
istk(ilrs+1)=0
istk(ilrs+2)=0
istk(ilrs+3)=0
lstk(top+1)=sadr(ilrs+4)+1
goto 999
endif
c get memory for the result
ilrs=iadr(lstk(top))
l1=ilrs+3
if(ilr.le.l1+mi) then
lr=iadr(lw)
lw=sadr(lr+mi)
err=lw-lstk(bot)
if(err.gt.0) then
call error(17)
return
endif
else
lr=l1
endif
c perform extraction
do 52 i = 0, mi-1
ind=istk(ilr+i)-1
istk(lr+i) = istk(l2+ind)
52 continue
c set output sizes
if (m2.eq.1.and.n2.eq.1.and.m1.gt.0) then
m = m1
n = n1
elseif (m2 .gt. 1.or.m1.lt.0) then
m = mi
n = 1
else
n = mi
m = 1
endif
c form resulting variable
istk(ilrs)=4
istk(ilrs+1)=m
istk(ilrs+2)=n
if(lr.ne.l1) call icopy(mi,istk(lr),1,istk(l1),1)
lstk(top+1)=sadr(l1+mi)
go to 999
c
c arg3(arg1,arg2)
55 if(rhs.gt.3) then
call error(36)
return
endif
c get arg3
il3=iadr(lstk(top))
if(istk(il3).lt.0) il3=iadr(istk(il3+1))
m3=istk(il3+1)
n3=istk(il3+2)
mn3=m3*n3
l3=il3+3
c get arg2
top=top-1
il2=iadr(lstk(top))
if(istk(il2).lt.0) il2=iadr(istk(il2+1))
m2=istk(il2+1)
l2=il2+3
c get arg1
top=top-1
il1=iadr(lstk(top))
ilrs=il1
if(istk(il1).lt.0) il1=iadr(istk(il1+1))
m1=istk(il1+1)
l1=il1+3
if(mn3.eq.0) then
c . arg3=[]
ilrs=iadr(lstk(top))
istk(ilrs)=1
istk(ilrs+1)=0
istk(ilrs+2)=0
istk(ilrs+3)=0
lstk(top+1)=sadr(ilrs+4)+1
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
56 mn=mi*nj
if(mn.eq.0) then
c . arg1=[] or arg2=[]
ilrs=iadr(lstk(top))
istk(ilrs)=1
istk(ilrs+1)=0
istk(ilrs+2)=0
istk(ilrs+3)=0
* this following line commented by bruno
c$$$ lstk(top+1)=l1+1
* this following line added by bruno for the A(i,j) bug
* when i or j is []
lstk(top+1)=sadr(ilrs+4)
goto 999
endif
c get memory for the result
ilrs=iadr(lstk(top))
l1=ilrs+3
if(ili.le.l1+mi*nj) then
lr=iadr(lw)
lw=sadr(lr+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 58 j = 0, nj-1
do 57 i = 0, mi-1
ind=istk(ili+i)-1+(istk(ilj+j)-1)*m3
istk(l) = istk(l3+ind)
l=l+1
57 continue
58 continue
c form the resulting variable
istk(ilrs)=4
istk(ilrs+1)=mi
istk(ilrs+2)=nj
if(lr.ne.l1) call icopy(mn,istk(lr),1,istk(ilrs+3),1)
lstk(top+1)=sadr(ilrs+3+mn)
go to 999
c
c insertion
60 continue
if(rhs.gt.4) then
top=top0
fin=-fin
return
endif
if(rhs.eq.4) goto 65
c arg3(arg1)=arg2
c get arg3
il3=iadr(lstk(top))
if(istk(il3).lt.0) il3=iadr(istk(il3+1))
if(istk(il3).ne.4) then
if(istk(il3).eq.1.and.istk(il3+1)*istk(il3+2).eq.0) goto 61
top=top0
fin=-fin
return
endif
61 m3=istk(il3+1)
n3=istk(il3+2)
mn3=m3*n3
l3=il3+3
c get arg2
top=top-1
il2=iadr(lstk(top))
if(istk(il2).lt.0) il2=iadr(istk(il2+1))
if(istk(il2).ne.4) then
if(istk(il2).eq.1.and.istk(il2+1)*istk(il2+2).eq.0) goto 62
top=top0
fin=-fin
return
endif
62 m2=istk(il2+1)
n2=istk(il2+2)
mn2=m2*n2
l2=il2+3
c get arg1
top=top-1
il1=iadr(lstk(top))
ilrs=il1
if(istk(il1).lt.0) il1=iadr(istk(il1+1))
if (istk(il1).eq.10.or.istk(il1).eq.15) then
top=top0
fin=-fin
return
endif
m1=istk(il1+1)
n1=istk(il1+2)
l1=il1+3
c
if (m2.eq.0) then
c . arg3(arg1)=[] -->[]
if(m1.eq.-1) then
c . arg3(:)=[]
ilrs=iadr(lstk(top))
istk(ilrs)=1
istk(ilrs+1)=0
istk(ilrs+2)=0
istk(ilrs+3)=0
lstk(top+1)=sadr(ilrs+4)+1
goto 999
elseif(m1.eq.0) then
c . arg3([])=[] --> arg3
ilrs=iadr(lstk(top))
call icopy(3+mn3,istk(il3),1,istk(ilrs),1)
lstk(top+1)=sadr(ilrs+3+mn3)
goto 999
else
c . arg3(arg1)=[]
if(istk(il1).eq.4.and.m3.eq.m1.and.n3.eq.n1) then
if(.not.isany(il1)) then
c . arg3([])=[] --> arg3
ilrs=iadr(lstk(top))
call icopy(3+mn3,istk(il3),1,istk(ilrs),1)
lstk(top+1)=sadr(ilrs+3+mn3)
goto 999
endif
endif
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
c it2=it3
c . call extraction
goto 51
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
ilrs=iadr(lstk(top))
istk(ilrs)=4
istk(ilrs+1)=m3
istk(ilrs+2)=n3
call icopy(mn2,istk(l2),1,istk(ilrs+3),1)
lstk(top+1)=sadr(ilrs+3+mn3)
return
elseif(mn2.eq.1) then
ilrs=iadr(lstk(top))
istk(ilrs)=4
istk(ilrs+1)=m3
istk(ilrs+2)=n3
call iset(mn3,istk(l2),istk(ilrs+3),1)
lstk(top+1)=sadr(ilrs+3+mn3)
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(mn3+3,istk(il3),1,istk(ilrs),1)
lstk(top+1)=sadr(ilrs+3+mn3)
return
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
if(mnr.ne.mn3) then
c . resulting matrix is bigger than original
lr=iadr(lw)
lw=sadr(lr + mnr)
err = lw - lstk(bot)
if (err .gt. 0) then
call error(17)
return
endif
c . initialise result r to 0
call iset(mnr,0,istk(lr),1)
c . write arg3 in r
if(mn3.ge.1) then
call imcopy(istk(l3),m3,istk(lr),mr,m3,n3)
endif
endif
c write arg2 in r
do 64 i = 0, mi-1
ll = lr+istk(ili+i) - 1
ls = l2+i*inc2
istk(ll) = istk(ls)
64 continue
c
ilrs=iadr(lstk(top))
if(lr.ne.l3) then
call icopy(mnr,istk(lr),1,istk(ilrs+3),1)
istk(ilrs)=4
istk(ilrs+1)=mr
istk(ilrs+2)=nr
lstk(top+1)=sadr(ilrs+3+mnr)
else
c la matrice a ete modifie sur place
k=istk(iadr(lstk(top0))+2)
top=top-1
call setref(k)
endif
goto 999
65 continue
c
c arg4(arg1,arg2)=arg3
c get arg4
il4=iadr(lstk(top))
if(istk(il4).lt.0) il4=iadr(istk(il4+1))
if(istk(il4).ne.4) then
if(istk(il4).eq.1.and.istk(il4+1)*istk(il4+2).eq.0) goto 66
top=top0
fin=-fin
return
endif
66 m4=istk(il4+1)
n4=istk(il4+2)
mn4=m4*n4
l4=il4+3
c get arg3
top=top-1
il3=iadr(lstk(top))
if(istk(il3).lt.0) il3=iadr(istk(il3+1))
if(istk(il3).ne.4) then
if(istk(il3).eq.1.and.istk(il3+1)*istk(il3+2).eq.0) goto 67
top=top0
fin=-fin
return
endif
67 m3=istk(il3+1)
n3=istk(il3+2)
mn3=m3*n3
l3=il3+3
c get arg2
top=top-1
il2=iadr(lstk(top))
if(istk(il2).lt.0) il2=iadr(istk(il2+1))
m2=istk(il2+1)
c get arg1
top=top-1
il1=iadr(lstk(top))
ilrs=il1
if(istk(il1).lt.0) il1=iadr(istk(il1+1))
m1=istk(il1+1)
c
l1=il1+3
if (m3.eq.0) then
c . arg4(arg1,arg2)=[]
if(m1.eq.-1.and.m2.eq.-1) then
c . arg4(:,:)=[] -->[]
ilrs=iadr(lstk(top))
istk(ilrs)=1
istk(ilrs+1)=0
istk(ilrs+2)=0
istk(ilrs+3)=0
lstk(top+1)=sadr(ilrs+4)+1
goto 999
elseif(m1.eq.0.or.m2.eq.0) then
c . arg4([],arg2)=[], arg4(arg1,[])=[] --> arg4
ilrs=iadr(lstk(top))
call icopy(3+mn4,istk(il4),1,istk(ilrs),1)
lstk(top+1)=sadr(ilrs+3+mn4)
goto 999
elseif(m2.eq.-1) then
c . arg3(arg1,:)=[] --> arg3(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
c . call extraction
goto 56
elseif(m1.eq.-1) then
c . arg3(:,arg2)=[] --> arg3(:,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
c . call extraction
goto 56
else
c . arg4(arg1,arg2)=[] --> arg4(:,compl(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)=[]
call indxgc(il1,m4,ili,mi,mxi,lw)
lw2=lw
if(err.gt.0) return
c . arg2=1:n3
if(mi.eq.0) then
c . arg4(1:m4,1:n4)=[]
ilrs=iadr(lstk(top))
istk(ilrs)=1
istk(ilrs+1)=0
istk(ilrs+2)=0
istk(ilrs+3)=0
lstk(top+1)=sadr(ilrs+4)+1
goto 999
else
c . arg4(arg1,1:n4)=[]
c . replace arg2 by ":"
il2=iadr(lw2)
istk(il2)=1
istk(il2+1)=-1
istk(il2+2)=-1
istk(il2+3)=0
c .
lw=lw2+2
call indxg(il2,n4,ilj,nj,mxj,lw,1)
if(err.gt.0) return
l3=l4
n3=n4
m3=m4
mn3=m3*n3
c . call extraction
goto 56
endif
else
c lw=lw1
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
mn3=m3*n3
c . call extraction
goto 56
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
ilrs=iadr(lstk(top))
istk(ilrs)=4
istk(ilrs+1)=m4
istk(ilrs+2)=n4
call icopy(mn4,istk(l3),1,istk(ilrs+3),1)
lstk(top+1)=sadr(ilrs+3+mn4)
return
elseif(mn3.eq.1) then
ilrs=iadr(lstk(top))
istk(ilrs)=4
istk(ilrs+1)=m4
istk(ilrs+2)=n4
call iset(mn4,istk(l3),istk(ilrs+3),1)
lstk(top+1)=sadr(ilrs+3+mn4)
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
* the 4 following lines commented by bruno (see just after)
c$$$ if(mi.eq.0.or.mj.eq.0) then
c$$$ call error(15)
c$$$ return
c$$$ endif
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
* added by Bruno to have A(i,j) = boolean_scalar working
* as usual when i or j is []
if(mi.eq.0.or.mj.eq.0) then
ilrs=iadr(lstk(top))
call icopy(3+mn4,istk(il4),1,istk(ilrs),1)
lstk(top+1)=sadr(ilrs+3+mn4)
goto 999
else
* end of the add on *************************************
inc3=0
endif
else
call error(15)
return
endif
endif
mr=max(m4,mxi)
nr=max(n4,mxj)
c
mnr=mr*nr
if(mnr.ne.mn4) then
lr=iadr(lw)
lw=sadr(lr + mnr)
err = lw - lstk(bot)
if (err .gt. 0) then
call error(17)
return
endif
c . set result r to 0
call iset(mnr,0,istk(lr),1)
c . copy arg4 in r
if(mn4.ge.1) then
call imcopy(istk(l4),m4,istk(lr),mr,m4,n4)
endif
else
lr=l4
endif
c
c copy arg3 elements in r
do 69 j = 0, mj-1
ljj = istk(ilj+j) - 1
do 68 i = 0, mi-1
ll = lr+istk(ili+i)-1+ljj*mr
ls = l3+(i+j*m3)*inc3
istk(ll) = istk(ls)
68 continue
69 continue
c
ilrs=iadr(lstk(top))
if(lr.ne.l4) then
call icopy(mnr,istk(lr),1,istk(ilrs+3),1)
istk(ilrs)=4
istk(ilrs+1)=mr
istk(ilrs+2)=nr
lstk(top+1)=sadr(ilrs+3+mnr)
else
c la matrice a ete modifie sur place
k=istk(iadr(lstk(top0))+2)
top=top-1
call setref(k)
endif
goto 999
c comparaisons
c
130 continue
itrue=1
if(op.eq.less+great) itrue=0
if(op.ne.equal.and.op.ne.less+great) then
call error(43)
return
endif
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
else if(mn1.eq.1.and.mn2.gt.1) then
l1=iadr(lw)
err=sadr(l1+mn2)-lstk(bot)
if(err.gt.0) then
call error(17)
return
endif
call iset(mn2,istk(il1+3),istk(l1),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
l2=iadr(lw)
err=sadr(l2+mn1)-lstk(bot)
if(err.gt.0) then
call error(17)
return
endif
call iset(mn1,istk(il2+3),istk(l2),1)
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
l1=il1+3
l2=il2+3
endif
do 132 i=0,mn1-1
if(istk(l1+i).eq.istk(l2+i)) then
istk(il1+3+i)=itrue
else
istk(il1+3+i)=1-itrue
endif
132 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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