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-- This file is part of SmartEiffel The GNU Eiffel Compiler Tools and Libraries
--
-- SmartEiffel is free software; you can redistribute it and/or modify it
-- under the terms of the GNU General Public License, as published by the
-- Free Software Foundation; either version 2, or (at your option) any later
-- version.
-- SmartEiffel is distributed in the hope that it will be useful but WITHOUT
-- ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
-- FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
-- more details. You should have received a copy of the GNU General Public
-- License along with SmartEiffel; see the file COPYING. If not, write to
-- the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
-- MA 02111-1307, USA.
--
-- Copyright(C) 1994-2002: INRIA - LORIA (INRIA Lorraine) - ESIAL U.H.P.
-- - University of Nancy 1 - FRANCE
-- Copyright(C) 2003: INRIA - LORIA (INRIA Lorraine) - I.U.T. Charlemagne
-- - University of Nancy 2 - FRANCE
--
-- Dominique COLNET, Suzanne COLLIN, Olivier ZENDRA,
-- Philippe RIBET, Cyril ADRIAN
--
-- http://SmartEiffel.loria.fr - SmartEiffel@loria.fr
--
class SEPARATE_TOOLS
-- Some day this class will be able to deal with CCF files both at
-- compile- and execution-time.
-- *** What is a CCF file ?? ***
-- *** CAD: it is a file that allows the customization of resources
-- *** allocation; how each new processor is to be treaded (new local
-- *** thread, new thread on this or that machine... See OOSC2)
inherit
GLOBALS
VISITABLE
creation
make
feature {SEPARATE_TOOLS_VISITOR}
accept(visitor: SEPARATE_TOOLS_VISITOR) is
do
visitor.visit_separate_tools(Current)
end
feature {NONE}
make is
do
end
singleton_memory: SEPARATE_TOOLS is
once
Result := Current
end
feature
create_type_separate(sp: POSITION; m: E_TYPE): TYPE_SEPARATE is
-- Will be more complex when a CFF is used
require
m /= Void
not sp.is_unknown
do
create {TYPE_THREAD} Result.make(sp, m)
ensure
Result.is_separate
end
feature {SMART_EIFFEL}
generate_scoop_functions(run_class_map: FIXED_ARRAY[RUN_CLASS]) is
require
cpp.on_c
do
generate_as_separate(run_class_map)
generate_get_subsystem(run_class_map)
end
feature {NONE}
generate_as_separate(run_class_map: FIXED_ARRAY[RUN_CLASS]) is
-- Generate the "as_separate()" C function, used to SCOOP'ify an
-- object, to pass it to another thread.
local
i: INTEGER; t: E_TYPE; rc: RUN_CLASS
do
cpp.put_c_heading(once "sT0* as_separate(se_subsystem_t* subsystem, T0* object)")
cpp.put_string(once "[
if (object==NULL) return NULL;
switch(object->id) {
]")
from
i := run_class_map.upper
until
i < 0
loop
rc := run_class_map.item(i)
if rc.current_type.is_separate then
put_case(rc.current_type)
end
i := i - 1
end
cpp.put_string(once "return (sT0*)object;%N")
from
i := run_class_map.upper
until
i < 0
loop
rc := run_class_map.item(i)
if rc.current_type.is_separate then
t := rc.current_type
put_case(t.local_from_separate)
cpp.put_string(once "{%NT")
cpp.put_integer(rc.id)
cpp.put_string(once "*n;%N")
gc_handler.new_separate(rc, once "subsystem")
cpp.put_string(once "n->ref=(T")
cpp.put_integer(t.local_from_separate.id)
cpp.put_string(once "*)object;%Nreturn (sT0*)n;%N}%N")
end
i := i - 1
end
cpp.put_string(once "%N}%N")
if not ace.boost then
cpp.put_string(once "error0(%"as_separate() internal error\n%", NULL);%N")
end
cpp.put_string(once "}%N")
end
generate_get_subsystem(run_class_map: FIXED_ARRAY[RUN_CLASS]) is
-- Generates the "get_subsystem()" C function, used to return the
-- subsystem of an object. If the object type is not separate, that
-- function will return NULL.
local
i: INTEGER; rc: RUN_CLASS
do
cpp.put_c_heading(once "se_subsystem_t* get_subsystem(T0* object, se_subsystem_t* subsystem)")
cpp.put_string(once "[
sT0* n;
if (object==NULL) return NULL;
switch(object->id) {
]")
from
i := run_class_map.upper
until
i < 0
loop
rc := run_class_map.item(i)
if rc.current_type.is_separate then
put_case(rc.current_type)
end
i := i - 1
end
cpp.put_string(once "[
return ((sT0*)object)->subsystem;
}
return subsystem;
}
]")
end
put_case(t: E_TYPE) is
do
cpp.put_string(once "case ")
cpp.put_integer(t.id)
cpp.put_comment(t.run_time_mark)
cpp.put_string(once ":%N")
end
invariant
is_singleton: singleton_memory = Current
end -- SEPARATE_TOOLS
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