sellc hermitian transpose

Author: jalvesz

src/stdlib_sparse_spmv.fypp

@@ -504,6 +504,43 @@ contains
                 end do
                 end associate
             end if
+        
+        #:if t1.startswith('complex')
+        else if( storage == sparse_full .and. op_==sparse_op_hermitian ) then
+
+            select case(cs)
+            #:for chunk in CHUNKS
+            case(${chunk}$)
+                do i = 1, num_chunks
+                    nz = ia(i+1) - ia(i)
+                    rowidx = (i - 1)*${chunk}$ + 1 
+                    associate(col => ja(1:${chunk}$,ia(i):ia(i)+nz-1), mat => data(1:${chunk}$,ia(i):ia(i)+nz-1), &
+                    &           x => vec_x(rowidx:rowidx+${chunk}$-1), y => vec_y )
+                    do j = 1, nz
+                        do k = 1, ${chunk}$
+                            if(col(k,j) > 0) y(col(k,j)) = y(col(k,j)) + alpha_ * conjg(mat(k,j)) * x(k)
+                        end do
+                    end do
+                    end associate
+                end do
+            #:endfor
+            end select
+            
+            ! remainder
+            if(rm>0)then 
+                i = num_chunks + 1 
+                nz = ia(i+1) - ia(i)
+                rowidx = (i - 1)*cs + 1
+                associate(col => ja(1:cs,ia(i):ia(i)+nz-1), mat => data(1:cs,ia(i):ia(i)+nz-1), &
+                &           x => vec_x(rowidx:rowidx+rm-1), y => vec_y )
+                do j = 1, nz
+                    do k = 1, rm
+                        if(col(k,j) > 0) y(col(k,j)) = y(col(k,j)) + alpha_ * conjg(mat(k,j)) * x(k)
+                    end do
+                end do
+                end associate
+            end if
+        #:endif
         else
             print *, "error: sellc format for spmv operation not yet supported."
             return