diff --git a/tests/newslv/Makefile b/tests/newslv/Makefile
index 42ac5369..e60374b6 100644
--- a/tests/newslv/Makefile
+++ b/tests/newslv/Makefile
@@ -5,23 +5,23 @@ MLDLIBDIR=$(MLDDIR)/lib
 MLD_LIBS=-L$(MLDLIBDIR) -lpsb_krylov -lmld_prec -lpsb_prec
 FINCLUDES=$(FMFLAG). $(FMFLAG)$(MLDINCDIR) $(PSBLAS_INCLUDES) $(FIFLAG).
 
-PD3DOBJS=ppde3d.o  data_input.o mld_d_tlu_solver.o mld_d_tlu_solver_impl.o
+PD3DOBJS=mld_pde3d_newslv.o  data_input.o mld_d_tlu_solver.o mld_d_tlu_solver_impl.o
 PSOBJS=spde.o  data_input.o 
 EXEDIR=./runs
 
-all: ppde3d 
+all: mld_pde3d_newslv 
 
 
-ppde3d: $(PD3DOBJS)
-	$(FLINK) $(PD3DOBJS) -o ppde3d $(MLD_LIBS) $(PSBLAS_LIBS) $(LDLIBS)
-	/bin/mv ppde3d $(EXEDIR)
+mld_pde3d_newslv: $(PD3DOBJS)
+	$(FLINK) $(PD3DOBJS) -o mld_pde3d_newslv $(MLD_LIBS) $(PSBLAS_LIBS) $(LDLIBS)
+	/bin/mv mld_pde3d_newslv $(EXEDIR)
 
 
-ppde3d.o mld_d_tlu_solver_impl.o: data_input.o mld_d_tlu_solver.o
+mld_pde3d_newslv.o mld_d_tlu_solver_impl.o: data_input.o mld_d_tlu_solver.o
 
 
 clean: 
-	/bin/rm -f $(PD3DOBJS) $(EXEDIR)/ppde3d 
+	/bin/rm -f $(PD3DOBJS) $(EXEDIR)/mld_pde3d_newslv 
 
 verycleanlib: 
 	(cd ../..; make veryclean)
diff --git a/tests/newslv/data_input.f90 b/tests/newslv/data_input.f90
index 33aa0495..72ea21b8 100644
--- a/tests/newslv/data_input.f90
+++ b/tests/newslv/data_input.f90
@@ -38,12 +38,14 @@
 !   
 !  
 module data_input
+  use psb_base_mod, only : psb_spk_, psb_dpk_, psb_ipk_
   
   interface read_data
     module procedure read_char, read_int,&
-         & read_double, read_single,&
+         & read_double, read_single, read_logical,&
          & string_read_char, string_read_int,&
-         & string_read_double, string_read_single
+         & string_read_double, string_read_single, &
+         & string_read_logical
   end interface read_data
   interface trim_string
     module procedure trim_string
@@ -54,9 +56,19 @@ module data_input
 
 contains
 
+  subroutine read_logical(val,file,marker)
+    logical, intent(out) :: val
+    integer(psb_ipk_), intent(in)          :: file
+    character(len=1), optional, intent(in) :: marker
+
+    read(file,'(a)')charbuf
+    call read_data(val,charbuf,marker)
+
+  end subroutine read_logical
+
   subroutine read_char(val,file,marker)
     character(len=*), intent(out) :: val
-    integer, intent(in)           :: file
+    integer(psb_ipk_), intent(in)           :: file
     character(len=1), optional, intent(in) :: marker
 
     read(file,'(a)')charbuf
@@ -65,8 +77,8 @@ contains
   end subroutine read_char
 
   subroutine read_int(val,file,marker)
-    integer, intent(out) :: val
-    integer, intent(in)  :: file
+    integer(psb_ipk_), intent(out) :: val
+    integer(psb_ipk_), intent(in)  :: file
     character(len=1), optional, intent(in) :: marker
 
     read(file,'(a)')charbuf
@@ -74,9 +86,8 @@ contains
 
   end subroutine read_int
   subroutine read_single(val,file,marker)
-    use psb_base_mod
     real(psb_spk_), intent(out) :: val
-    integer, intent(in)         :: file
+    integer(psb_ipk_), intent(in)         :: file
     character(len=1), optional, intent(in) :: marker
 
     read(file,'(a)')charbuf
@@ -84,9 +95,8 @@ contains
 
   end subroutine read_single
   subroutine read_double(val,file,marker)
-    use psb_base_mod
     real(psb_dpk_), intent(out) :: val
-    integer, intent(in)         :: file
+    integer(psb_ipk_), intent(in)         :: file
     character(len=1), optional, intent(in) :: marker
 
     read(file,'(a)')charbuf
@@ -100,7 +110,7 @@ contains
     character(len=1), optional, intent(in) :: marker
     character(len=1)    :: marker_
     character(len=1024) :: charbuf
-    integer :: idx
+    integer(psb_ipk_) :: idx
     if (present(marker)) then 
       marker_ = marker
     else
@@ -114,12 +124,12 @@ contains
   end subroutine string_read_char
 
   subroutine string_read_int(val,file,marker)
-    integer, intent(out) :: val
+    integer(psb_ipk_), intent(out) :: val
     character(len=*), intent(in)  :: file
     character(len=1), optional, intent(in) :: marker
     character(len=1)    :: marker_
     character(len=1024) :: charbuf
-    integer :: idx
+    integer(psb_ipk_) :: idx
     if (present(marker)) then 
       marker_ = marker
     else
@@ -131,14 +141,14 @@ contains
     if (idx == 0) idx = len(charbuf)+1
     read(charbuf(1:idx-1),*) val
   end subroutine string_read_int
+
   subroutine string_read_single(val,file,marker)
-    use psb_base_mod
     real(psb_spk_), intent(out) :: val
     character(len=*), intent(in)         :: file
     character(len=1), optional, intent(in) :: marker
     character(len=1)    :: marker_
     character(len=1024) :: charbuf
-    integer :: idx
+    integer(psb_ipk_) :: idx
     if (present(marker)) then 
       marker_ = marker
     else
@@ -150,14 +160,14 @@ contains
     if (idx == 0) idx = len(charbuf)+1
     read(charbuf(1:idx-1),*) val
   end subroutine string_read_single
+
   subroutine string_read_double(val,file,marker)
-    use psb_base_mod
     real(psb_dpk_), intent(out) :: val
     character(len=*), intent(in)         :: file
     character(len=1), optional, intent(in) :: marker
     character(len=1)    :: marker_
     character(len=1024) :: charbuf
-    integer :: idx
+    integer(psb_ipk_) :: idx
     if (present(marker)) then 
       marker_ = marker
     else
@@ -170,12 +180,31 @@ contains
     read(charbuf(1:idx-1),*) val
   end subroutine string_read_double
 
+  subroutine string_read_logical(val,file,marker)
+    logical, intent(out) :: val
+    character(len=*), intent(in)         :: file
+    character(len=1), optional, intent(in) :: marker
+    character(len=1)    :: marker_
+    character(len=1024) :: charbuf
+    integer(psb_ipk_) :: idx
+    if (present(marker)) then 
+      marker_ = marker
+    else
+      marker_ = def_marker
+    end if
+    read(file,'(a)')charbuf
+    charbuf = adjustl(charbuf)
+    idx=index(charbuf,marker_)
+    if (idx == 0) idx = len(charbuf)+1
+    read(charbuf(1:idx-1),*) val
+  end subroutine string_read_logical
+
   function  trim_string(string,marker)
     character(len=*), intent(in) :: string
     character(len=1), optional, intent(in) :: marker
     character(len=len(string))    :: trim_string
     character(len=1)              :: marker_
-    integer :: idx
+    integer(psb_ipk_) :: idx
     if (present(marker)) then 
       marker_ = marker
     else
diff --git a/tests/newslv/ppde3d.f90 b/tests/newslv/mld_pde3d_newslv.f90
similarity index 100%
rename from tests/newslv/ppde3d.f90
rename to tests/newslv/mld_pde3d_newslv.f90
diff --git a/tests/newslv/runs/ppde.inp b/tests/newslv/runs/mld_pde.inp
similarity index 100%
rename from tests/newslv/runs/ppde.inp
rename to tests/newslv/runs/mld_pde.inp