Merged MixedI8 in new branch (to be later merged into development)

2026-10-20 12:52:14 +00:00 · 2018-12-10 11:42:40 +00:00
parent 5371e39c16
commit 8d489f8ce2
921 changed files with 172036 additions and 57462 deletions
@@ -0,0 +1,132 @@
+!   
+!                Parallel Sparse BLAS  version 3.5
+!      (C) Copyright 2006-2018
+!        Salvatore Filippone    
+!        Alfredo Buttari      
+!   
+!    Redistribution and use in source and binary forms, with or without
+!    modification, are permitted provided that the following conditions
+!    are met:
+!      1. Redistributions of source code must retain the above copyright
+!         notice, this list of conditions and the following disclaimer.
+!      2. Redistributions in binary form must reproduce the above copyright
+!         notice, this list of conditions, and the following disclaimer in the
+!         documentation and/or other materials provided with the distribution.
+!      3. The name of the PSBLAS group or the names of its contributors may
+!         not be used to endorse or promote products derived from this
+!         software without specific written permission.
+!   
+!    THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+!    ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+!    TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+!    PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE PSBLAS GROUP OR ITS CONTRIBUTORS
+!    BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+!    CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+!    SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+!    INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+!    CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+!    ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+!    POSSIBILITY OF SUCH DAMAGE.
+!   
+!    
+module psb_string_mod
+  use psb_const_mod, only : psb_ipk_
+  public psb_tolower, psb_toupper, psb_touppers
+  interface psb_tolower
+    module procedure psb_tolowerc
+  end interface
+
+  interface psb_toupper
+    module procedure psb_toupperc
+  end interface
+
+  interface psb_touppers
+    module procedure psb_sub_toupperc
+  end interface
+
+  private 
+  character(len=*), parameter   :: lcase='abcdefghijklmnopqrstuvwxyz'
+  character(len=*), parameter   :: ucase='ABCDEFGHIJKLMNOPQRSTUVWXYZ'
+
+contains 
+
+  function idx_bsrch(key,v) result(ipos)
+
+    implicit none
+    integer(psb_ipk_) :: ipos
+    character key
+    character(len=*)  v
+
+    integer(psb_ipk_) :: lb, ub, m
+
+
+    lb = 1 
+    ub = len(v)
+    ipos = 0 
+
+    do 
+      if (lb > ub) exit
+      m = (lb+ub)/2
+      if (key.eq.v(m:m))  then
+        ipos = m 
+        exit
+      else if (key.lt.v(m:m))  then
+        ub = m-1
+      else 
+        lb = m + 1
+      end if
+    enddo
+    return
+  end function idx_bsrch
+
+
+  function  psb_tolowerc(string)
+    character(len=*), intent(in)  :: string
+    character(len=len(string))    :: psb_tolowerc
+    integer(psb_ipk_) :: i,k
+
+    do i=1,len(string)
+      k = idx_bsrch(string(i:i),ucase)
+      if (k /= 0) then 
+        psb_tolowerc(i:i) = lcase(k:k)
+      else          
+        psb_tolowerc(i:i) = string(i:i)
+      end if
+    enddo
+    
+  end function psb_tolowerc
+
+  function  psb_toupperc(string)
+    character(len=*), intent(in)  :: string
+    character(len=len(string))    :: psb_toupperc
+    integer(psb_ipk_) :: i,k
+
+    do i=1,len(string)
+      k = idx_bsrch(string(i:i),lcase)
+      if (k /= 0) then 
+        psb_toupperc(i:i) = ucase(k:k)
+      else          
+        psb_toupperc(i:i) = string(i:i)
+      end if
+    enddo
+  end function psb_toupperc
+
+  subroutine   psb_sub_toupperc(string,strout)
+    character(len=*), intent(in)  :: string
+    character(len=*), intent(out)  :: strout
+    integer(psb_ipk_) :: i,k
+
+    do i=1,len(string)
+      k = idx_bsrch(string(i:i),lcase)
+      if (k /= 0) then 
+        strout(i:i) = ucase(k:k)
+      else          
+        strout(i:i) = string(i:i)
+      end if
+    enddo
+
+  end subroutine psb_sub_toupperc
+
+
+
+end module psb_string_mod