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base/psblas/psb_dspmm.f90
 base/psblas/psb_zspmm.f90

Changed handling of multiple columns.
This commit is contained in:
Salvatore Filippone
2008-03-26 15:50:32 +00:00
parent ffcc2efa45
commit 0b2e64ccaf
2 changed files with 58 additions and 45 deletions
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base/psblas/psb_dspmm.f90
+29 -23
View File
@@ -231,36 +231,42 @@ subroutine psb_dspmm(alpha,a,x,beta,y,desc_a,info,&
end if
ib1=min(nb,ik)
xp => x(iix:lldx,jjx:jjx+ib1-1)
if (doswap_)&
& call psi_swapdata(ior(psb_swap_send_,psb_swap_recv_),&
& ib1,dzero,xp,desc_a,iwork,info)
if (doswap_.and.(np>1)) then
ib1=min(nb,ik)
xp => x(iix:lldx,jjx:jjx+ib1-1)
if (doswap_)&
& call psi_swapdata(ior(psb_swap_send_,psb_swap_recv_),&
& ib1,dzero,xp,desc_a,iwork,info)
blk: do i=1, ik, nb
ib=ib1
ib1 = max(0,min(nb,(ik)-(i-1+ib)))
xp => x(iix:lldx,jjx+i+ib-1:jjx+i+ib+ib1-2)
if ((ib1 > 0).and.(doswap_)) &
& call psi_swapdata(psb_swap_send_,ib1,&
& dzero,xp,desc_a,iwork,info)
blk: do i=1, ik, nb
ib=ib1
ib1 = max(0,min(nb,(ik)-(i-1+ib)))
xp => x(iix:lldx,jjx+i+ib-1:jjx+i+ib+ib1-2)
if ((ib1 > 0).and.(doswap_)) &
& call psi_swapdata(psb_swap_send_,ib1,&
& dzero,xp,desc_a,iwork,info)
if(info /= 0) exit blk
if(info /= 0) exit blk
! local Matrix-vector product
call psb_csmm(alpha,a,x(:,jjx+i-1:jjx+i+ib-1),&
& beta,y(:,jjy+i-1:jjy+i+ib-1),info,trans=trans_)
! local Matrix-vector product
call psb_csmm(alpha,a,x(:,jjx+i-1:jjx+i+ib-1),&
& beta,y(:,jjy+i-1:jjy+i+ib-1),info,trans=trans_)
if(info /= 0) exit blk
if(info /= 0) exit blk
if((ib1 > 0).and.(doswap_))&
& call psi_swapdata(psb_swap_send_,ib1,&
& dzero,xp,desc_a,iwork,info)
if(info /= 0) exit blk
end do blk
if((ib1 > 0).and.(doswap_))&
& call psi_swapdata(psb_swap_send_,ib1,&
& dzero,xp,desc_a,iwork,info)
if(info /= 0) exit blk
end do blk
else
if (doswap_)&
& call psi_swapdata(ior(psb_swap_send_,psb_swap_recv_),&
& ib1,dzero,x(:,1:ik),desc_a,iwork,info)
if (info == 0) call psb_csmm(alpha,a,x(:,1:ik),beta,y(:,1:ik),info)
end if
if(info /= 0) then
info = 4011
call psb_errpush(info,name)
base/psblas/psb_zspmm.f90
+29 -22
View File
@@ -231,35 +231,42 @@ subroutine psb_zspmm(alpha,a,x,beta,y,desc_a,info,&
end if
ib1=min(nb,ik)
xp => x(iix:lldx,jjx:jjx+ib1-1)
if (doswap_)&
& call psi_swapdata(ior(psb_swap_send_,psb_swap_recv_),&
& ib1,zzero,xp,desc_a,iwork,info)
if (doswap_.and.(np>1)) then
ib1=min(nb,ik)
xp => x(iix:lldx,jjx:jjx+ib1-1)
if (doswap_)&
& call psi_swapdata(ior(psb_swap_send_,psb_swap_recv_),&
& ib1,zzero,xp,desc_a,iwork,info)
blk: do i=1, ik, nb
ib=ib1
ib1 = max(0,min(nb,(ik)-(i-1+ib)))
xp => x(iix:lldx,jjx+i+ib-1:jjx+i+ib+ib1-2)
if ((ib1 > 0).and.(doswap_)) &
& call psi_swapdata(psb_swap_send_,ib1,&
& zzero,xp,desc_a,iwork,info)
blk: do i=1, ik, nb
ib=ib1
ib1 = max(0,min(nb,(ik)-(i-1+ib)))
xp => x(iix:lldx,jjx+i+ib-1:jjx+i+ib+ib1-2)
if ((ib1 > 0).and.(doswap_)) &
& call psi_swapdata(psb_swap_send_,ib1,&
& zzero,xp,desc_a,iwork,info)
if(info /= 0) exit blk
if(info /= 0) exit blk
! local Matrix-vector product
call psb_csmm(alpha,a,x(:,jjx+i-1:jjx+i+ib-1),&
& beta,y(:,jjy+i-1:jjy+i+ib-1),info,trans=trans_)
! local Matrix-vector product
call psb_csmm(alpha,a,x(:,jjx+i-1:jjx+i+ib-1),&
& beta,y(:,jjy+i-1:jjy+i+ib-1),info,trans=trans_)
if(info /= 0) exit blk
if(info /= 0) exit blk
if((ib1 > 0).and.(doswap_))&
& call psi_swapdata(psb_swap_send_,ib1,&
& zzero,xp,desc_a,iwork,info)
if((ib1 > 0).and.(doswap_))&
& call psi_swapdata(psb_swap_send_,ib1,&
& zzero,xp,desc_a,iwork,info)
if(info /= 0) exit blk
end do blk
if(info /= 0) exit blk
end do blk
else
if (doswap_)&
& call psi_swapdata(ior(psb_swap_send_,psb_swap_recv_),&
& ib1,zzero,x(:,1:ik),desc_a,iwork,info)
if (info == 0) call psb_csmm(alpha,a,x(:,1:ik),beta,y(:,1:ik),info)
end if
if(info /= 0) then
info = 4011