def tile_par3(isl_TILEbis, sym_exvars, isl_rel, isl_relplus, isl_relclosure, Extend, _rap, Dodatek, SIMPLIFY, ii_SET): #print isl_TILEbis srepr, rucs = slicing.Create_Srepr(isl_rel, isl_relclosure) fs = 0 ir = isl_rel.domain().union(isl_rel.range()).coalesce() ir = ir.insert_dims(isl.dim_type.set, 0, len(sym_exvars)) for i in range(0, len(sym_exvars)): ir = ir.set_dim_name(isl.dim_type.set, i, sym_exvars[i]) if (Extend): for i in range(0, 2 * len(sym_exvars)): ir = ir.insert_dims(isl.dim_type.set, 2 * i, 1) srepr = srepr.insert_dims(isl.dim_type.set, 0, len(sym_exvars)) for i in range(0, len(sym_exvars)): srepr = srepr.set_dim_name(isl.dim_type.set, i, sym_exvars[i]) if (Extend): for i in range(0, 2 * len(sym_exvars)): srepr = srepr.insert_dims(isl.dim_type.set, 2 * i, 1) x = 1 if (Extend): x = 2 #relacja do obliczenia poczatkow Rel_Z = "{[" for i in range(0, 2 * x * len(sym_exvars)): Rel_Z = Rel_Z + "i" + str(i) + "," Rel_Z = Rel_Z + "m] -> [" for i in range(0, x * len(sym_exvars)): Rel_Z = Rel_Z + "i" + str(i) + "," Rel_Z = Rel_Z[:-1] + "] };" Rel_Z = isl.Map(Rel_Z) #relacja do wylapania instrukcji z blokow Rel_Y = "{[" for i in range(0, x * len(sym_exvars)): Rel_Y = Rel_Y + "i" + str(i) + "," for i in range(0, x * len(sym_exvars) + 1): Rel_Y = Rel_Y + "j" + str(i) + "," Rel_Y = Rel_Y[:-1] + "] -> [" for i in range(0, x * len(sym_exvars)): Rel_Y = Rel_Y + "i" + str(i) + "," for i in range(0, x * len(sym_exvars) + 1): Rel_Y = Rel_Y + "k" + str(i) + "," Rel_Y = Rel_Y[:-1] + "] };" Rel_Y = isl.Map(Rel_Y) Rel_W = "{[" for i in range(0, x * len(sym_exvars)): Rel_W = Rel_W + "i" + str(i) + "," Rel_W = Rel_W + "m1] -> [" for i in range(0, x * len(sym_exvars)): Rel_W = Rel_W + "o" + str(i) + "," Rel_W = Rel_W + "m2] : not (" for i in range(0, x * len(sym_exvars)): Rel_W = Rel_W + "i" + str(i) + " = " + "o" + str(i) + " and " Rel_W = Rel_W[:-4] + ")}" TILE_SOUR = isl_TILEbis.intersect(srepr).coalesce() TILE_IND = isl_TILEbis.subtract(isl_TILEbis.intersect(ir)).coalesce() indloop = iscc.iscc_communicate("L :=" + str(TILE_IND) + "; codegen L;") if (TILE_SOUR.lexmax() == TILE_SOUR.lexmin()): print "FS" fs = 1 else: print "=========================================================================" print "SLICING + TILING" if (rucs.is_empty()): isl_rel = isl_rel.union(rucs) isl_relclosure = isl_relclosure.union(rucs) isl_relplus = isl_relplus.union(rucs) rplus = tiling_v3.ExtendMap(isl_relplus, sym_exvars, Extend) rstar = tiling_v3.ExtendMap(isl_relclosure, sym_exvars, Extend) rel_ = tiling_v3.ExtendMap(isl_rel, sym_exvars, Extend) rucs = tiling_v3.ExtendMap(rucs, sym_exvars, Extend) rbis = isl.Map.from_domain_and_range(isl_TILEbis, isl_TILEbis) rs = rbis.intersect(rstar) rs = rs.union(rucs.transitive_closure()[0].intersect(rbis)).coalesce() Exp = True TMP2 = TILE_SOUR if (Exp and fs != 1): rel_simple = rbis.intersect(rel_) print rel_simple rel_simple = rel_simple.project_out(isl.dim_type.in_, x * len(sym_exvars), x * len(sym_exvars)) rel_simple = rel_simple.project_out(isl.dim_type.out, x * len(sym_exvars), x * len(sym_exvars)) relw = isl.Map(Rel_W) rel_simple = rel_simple.intersect(relw).coalesce() rel_simple = rel_simple.coalesce() print "RT" print rel_simple #independent tiles indt = rel_simple.domain().union(rel_simple.range()).coalesce() print indt #print II_SET #indt = ii_SET.subtract(indt).coalesce() # II_SET z Clana rel_simple_plus = rel_simple.transitive_closure()[0] print "RT+" print rel_simple_plus srepr, rucs = slicing.Create_Srepr(rel_simple, rel_simple_plus) print srepr # NAPRAWIC # !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! #add independent tiles for srepr #srepr = srepr.union(indt).coalesce() print "SREPR" print srepr print "RUCS" print rucs #sys.exit() # srepr = imperf_tile.SimplifySlice(srepr) srepr = srepr.insert_dims(isl.dim_type.set, x * len(sym_exvars), x * len(sym_exvars)) TILE_SOUR = isl_TILEbis.intersect(srepr).coalesce() TMP2 = TILE_SOUR if (fs != 1): if (rucs.is_empty()): TILE_SOUR = TILE_SOUR.subtract(TILE_SOUR.apply( rplus)).coalesce() # remove dependent blocks with srepr TILE_RUCS = slicing.Create_RUCS(rel_, rs, TILE_SOUR, TILE_SOUR, 1, Rel_Y) TILE_SOUR = TILE_SOUR.subtract(TILE_RUCS.range()).coalesce() print "TILE_RUCS" print TILE_RUCS print "TILE_SOUR" print TILE_SOUR TILE_SOUR = TMP2 z = TILE_SOUR.apply(Rel_Z).coalesce() if (SIMPLIFY): z = imperf_tile.SimplifySlice(z) srepr_loop = iscc.iscc_communicate("L :=" + str(z) + "; codegen L;") # albo omega #srepr_loop = iscc.oc_communicate(z) srepr_loop = srepr_loop.split('\n') for i in range(0, len(srepr_loop)): if "for" in srepr_loop[i]: srepr_loop.insert(i, "#pragma omp parallel for") break #print srepr_loop st_reg = re.compile('\s*\(.*\);') vecs = [] taby = [] for line in srepr_loop: if (st_reg.match(line)): vecs.append(isl.Set(iscc.s1_to_vec2(line, len(vecs)))) taby.append(iscc.correct.whites(line)) #print vecs permutate_maps = Dodatek[6] permutate_list = Dodatek[5] slices = [] for i in range(0, len(vecs)): vecs[i] = vecs[i].intersect(z).coalesce() for vec in vecs: vec = vec.insert_dims(isl.dim_type.set, x * len(sym_exvars), x * len(sym_exvars) + 1) #vec = vec.insert_dims(isl.dim_type.set, x*len(sym_exvars), 1) slice = vec #.apply(rs) slice = slice.apply(Rel_Y) slice = slice.apply(rs).coalesce() #print slice #print rs1 #slice = slice.apply(rs1).coalesce() #slice = slice.insert_dims(isl.dim_type.set, x*len(sym_exvars), x*len(sym_exvars)) #slice = slice.intersect(isl_TILEbis).coalesce() # experimental permutate if (len(permutate_list) > 0): print "Tiling + slicing + permutation - experimental" RP = permutate_maps[0] RIDENT = RP.identity(RP.get_space()) if (not RP.is_equal(RIDENT) ): #permute map is not an identity map strRP = str(RP) strh = "" for i in range(0, x * len(sym_exvars)): strh = strh + "xx" + str(i) + "," if (Extend): strkoma = strRP.split(",") strRP = "" for i in range(0, 2 * len(sym_exvars)): strRP = strRP + strkoma[i] + ", yy" + str( i % len(sym_exvars)) + ", " strRP = strRP + strkoma[2 * len(sym_exvars)] strRP = strRP.replace("[", "[" + strh) RP = isl.Map(strRP) slice = slice.apply(RP).coalesce() # --------------------------------------------------------- if (SIMPLIFY and False): slice = imperf_tile.SimplifySlice(slice) slices.append(slice) #print slice cmd = "" for i in range(0, len(vecs)): print "SLICE" print slices[i] cmd = cmd + "codegen " + str(slices[i]) + ';print "###";' cmd = iscc.iscc_communicate(cmd) cmd = cmd.split('"###"') new_loop = [] i = 0 for line in srepr_loop: if (st_reg.match(line)): petla = cmd[i].split('\n') for s in petla: new_loop.append(taby[i] + s) i = i + 1 else: new_loop.append(line) nloop = "" for line in new_loop: if line != '': nloop = nloop + line + "\n" nloop = nloop[:-1] nloop = nloop + "// independent statements \n" + indloop nloop = nloop.split('\n') # Dodatek = [LPetit, dane, maxl, step, nazwapar, permutate_list, permutate_maps] #permutate list nloop = tiling_v3.postprocess_loop(nloop) lines = nloop.split('\n') loop = imperf_tile.RestoreStatements(lines, Dodatek[0], Dodatek[1], Dodatek[2], Dodatek[3], Dodatek[5]) text_file = open(Dodatek[4], "w") text_file.write(loop) text_file.close() return "" else: rel_ = rbis.intersect(rel_) rel_ = rel_.project_out(isl.dim_type.in_, x * len(sym_exvars), x * len(sym_exvars)) rel_ = rel_.project_out(isl.dim_type.out, x * len(sym_exvars), x * len(sym_exvars)) rel_ = rel_.coalesce() relw = isl.Map(Rel_W) rel_ = rel_.intersect(relw).coalesce() print "REL" print rel_ #independent tiles #indt = rel_.domain().union(rel_.range()).coalesce() #indt = ii_SET.subtract(indt).coalesce() indt = "" # FS z RK sk = fs_rk.fs_rk1(rel_, SIMPLIFY, indt) # FS bez RK #sk = fs_karl.FSwithoutRG(rel_) sk = sk.insert_dims(isl.dim_type.set, x * len(sym_exvars) + 1, x * len(sym_exvars)) bis = isl_TILEbis.insert_dims(isl.dim_type.set, 0, 1) sk = bis.intersect(sk).coalesce() if (SIMPLIFY): sk = imperf_tile.SimplifySlice(sk) #sys.exit(0); print "SK" print sk print "Codegen now..." #fsloop = iscc.iscc_communicate("L :=" + str(sk) + "; codegen L;") fsloop = iscc.isl_ast_codegen(sk) print "Codegen done." nloop = fsloop.split('\n') nloop = tiling_v3.postprocess_loop(nloop) lines = fs_pragma(nloop) #Dodatek[2]+1 shift + 1 for k #if extend first shift shoud be one smaller if (Extend): sh = 1 else: sh = 0 loop = imperf_tile.RestoreStatements(lines, Dodatek[0], Dodatek[1], Dodatek[2] + 1, Dodatek[3], Dodatek[5], sh) text_file = open(Dodatek[4], "w") text_file.write(loop) text_file.close() return ""
def fs_new(rel, rel_plus, rtile, LPetit, dane, plik, SIMPLIFY, rap, exact, isl_TILEbis, sym_exvars, maxl, step, isl_tilevld, vars): codegen = 'isl' # compute rtile_plus # podmien exact, rel na tile, rel_plus na rtile_plus #wq = rtile.transitive_closure()[0] #print wp.subtract(wq).coalesce() #print wq.subtract(wp).coalesce() if (exact): print 'R+ exact!' else: print 'R+ approximated. Iterate way...!' r0p_plus = relation_util.oc_IterateClosure(rel) rel_plus = r0p_plus isl_relclosure = rel_plus isl_ident = rel.identity(rel.get_space()) isl_relclosure = isl_relclosure.union( isl_ident).coalesce() # R* = R+ u I print 'Checking (the Pugh method)' # R = R compose RINV if (rel_plus.subtract( rel_plus.apply_range(rel).union(rel)).coalesce().is_empty()): print ' .... OK !!' else: print 'R+ failed.' sys.exit(0) #file = open('lu_rplus.txt', 'r') #isl_relclosure = isl.Map(file.read()) #print isl_relclosure wp = GetRTilePlus(rel_plus, isl_tilevld, sym_exvars, vars).coalesce() rel = rtile rel_plus = wp print '## R' print rel print '## R+' print wp rel = rel.subtract(rel_plus.apply_range(rel)) print '### R = R - R+ compose R' print rel global_size = rel.dim(isl.dim_type.in_) UDS = rel.domain().subtract(rel.range()).coalesce() UDD = rel.range().subtract(rel.domain()).coalesce() DOM_RAN = rel.range().union(rel.domain()).coalesce() cl = clanpy.ClanPy() cl.loop_path = plik cl.Load() cl.RunCandl() IS = DOM_RAN for i in range(0, len(cl.statements)): IS_ = isl.Set(cl.statements[i].domain_map).coalesce() print IS_ set_size = IS_.dim(isl.dim_type.set) for j in range(set_size, global_size - 1): IS_ = IS_.insert_dims(isl.dim_type.set, j, 1) IS_ = IS_.set_dim_name(isl.dim_type.set, j, 'i' + str(j)) c = isl.Constraint.eq_from_names( IS_.get_space(), { IS_.get_dim_name(isl.dim_type.set, j): -1, 1: -1 }) IS_ = IS_.add_constraint(c).coalesce() set_size = IS_.dim(isl.dim_type.set) IS_ = IS_.insert_dims(isl.dim_type.set, set_size, 1) IS_ = IS_.set_dim_name(isl.dim_type.set, set_size, "v") #print cl.statements[i].body c = isl.Constraint.eq_from_names(IS_.get_space(), { "v": -1, 1: int(dane[i]) }) IS_ = IS_.add_constraint(c).coalesce() if i == 0: IS = IS_ else: IS = IS.union(IS_).coalesce() print "IS" print IS IND = IS.subtract(DOM_RAN).coalesce() print "IND" print IND n = rel.dim(isl.dim_type.in_) inp = [] outp = [] for i in range(0, n): inp.append("i" + str(i)) outp.append("o" + str(i)) # Rlex rlex = "{[" + ",".join(inp) + "] -> [" + ",".join( outp) + "] : " + tiling_v3.CreateLex(outp, inp) + "}" rlex = isl.Map(rlex) rip = rel_plus.fixed_power_val(-1) re_rel = isl.Map.from_domain_and_range(IS, IS) #print re print "### RE" re_rel = re_rel.intersect(rlex.subtract(rel_plus).subtract(rip)).coalesce() print re_rel # oblicz Re1 #Re1 = GetRe1(re_rel, rel_plus) #print "### RE2" #re_rel = re_rel.subtract(Re1).coalesce() #print re_rel re2 = re_rel W = re_rel.domain().union(re_rel.range()).coalesce() D = re_rel.domain().subtract(re_rel.range()).coalesce() rel_inv = rel.fixed_power_val(-1) print "R^-1" print rel_inv # R = R compose RINV #RR = rel.apply_range(rel_inv) RR = rel_inv.apply_range(rel) # ------ Jesli RCHECK ---------- if (1 == 0): RRR1 = rel.fixed_power_val(2) RRR2 = rel_inv.fixed_power_val(2) RRR = RRR1.union(RRR2).coalesce() RR = RR.union(RRR).coalesce() # ------------------------------ RR = RR.intersect(rlex).coalesce() print "### RR" print RR IND_lexmin = IND.lexmin() IND0ToIND = isl.Map.from_domain_and_range(IND_lexmin, IND).coalesce() RRPLUS = RR.transitive_closure() RR_EXACT = RRPLUS[1] RRPLUS = RRPLUS[0] if not RR_EXACT: print 'RR+ not exact' #sys.exit(0) # sprawdz dokladnosc R2 = GetR2(re_rel, RRPLUS) print '### RRPLUS' print RRPLUS print '### R2' R2 = R2.coalesce() print R2 RRstar = RRPLUS RR_ident = RR.identity(RR.get_space()) RRstar = RRstar.union(RR_ident).coalesce() # R* = R+ u I print "### Rstar" print RRstar REPR = D.union(DOM_RAN.subtract(W)).coalesce() # poprawka REPR = R2.domain().subtract(R2.range()).coalesce() print '#REPR1' print REPR tmp = REPR.apply(RRstar).coalesce() REPR2 = DOM_RAN.subtract(tmp).coalesce() print '#REPR2' print REPR2 REPR = REPR.union(REPR2).coalesce() REPR = imperf_tile.SimplifySlice(REPR) ##### #REPR1:= domain RE2 - range RE2; #REPR2:= (domain R union R) -RR * (REPR1); #REPR = REPR.intersect(IS) print "### REPR" print REPR if (1 == 0): Rtmp = REPR.polyhedral_hull() if (Rtmp.subtract(REPR).coalesce().is_empty() and REPR.subtract(Rtmp).coalesce().is_empty()): print "upraszczanie" REPR = Rtmp R1 = RRstar.intersect_domain(REPR.coalesce()) # R1 = R1.intersect_range(IS) print 'RSCHED obliczanie :' print R1 print "IND0->IND" print IND0ToIND #print R3 print "i razem" #RSCHED = R1.union(IND0ToIND).coalesce() RSCHED = R1 #upraszczanie if (SIMPLIFY and 1 == 0): Rtmp = RSCHED.polyhedral_hull() if (Rtmp.subtract(RSCHED).coalesce().is_empty() and RSCHED.subtract(Rtmp).coalesce().is_empty()): print "upraszczanie" RSCHED = Rtmp #RSCHED = imperf_tile.SimplifyMap(RSCHED) print "### RSCHED" print RSCHED print "### Check " Check_set = RSCHED.domain().union(RSCHED.range()).coalesce() Check_set = IS.subtract(IND).subtract(Check_set).coalesce() if Check_set.is_empty(): print "OK" else: print "ERROR ! " + str(Check_set) sys.exit(0) # generowanie kodu D = RSCHED.domain() #if(SIMPLIFY): print "# DOMAIN RSCHED" print D D = D.apply(rap) D = imperf_tile.SimplifySlice(D) D = D.coalesce() print rap print D if (codegen == 'barvinok'): looprepr = iscc.iscc_communicate("L :=" + str(D) + "; codegen L;") else: # isl looprepr = iscc.isl_ast_codegen(D) for i in range(0, 20): looprepr = re.sub('\\b' + 'c' + str(i) + '\\b', 't' + str(i), looprepr) print looprepr looprepr = looprepr.split('\n') st_reg = re.compile('\s*\(.*\);') vecs = [] taby = [] for line in looprepr: if (st_reg.match(line)): vecs.append(line) #(isl.Set(iscc.s1_to_vec3(line, len(vecs)))) taby.append(iscc.correct.whites(line)) slices = [] for vec in vecs: #vec = isl.Set("[g1,g2,g3] -> {[g1,g2,g3]}") vec = GetConstraint(vec) slice = vec if (not RSCHED.is_empty()): slice_ = slice.apply(RSCHED) slice = slice.union(slice_).coalesce() slice = slice_ print '-------- IS --------' print IS slice = slice.intersect(IS).coalesce() print slice #if(SIMPLIFY): #slice = imperf_tile.SimplifySlice(slice) # EKSPERIMENTAL CODE wywal z RE instrukcje nie nalezace do RE if (1 == 0): temp = slice.intersect(W).coalesce() if (not temp.is_empty()): slice = temp slice = slice.apply(rap) wlen = len(sym_exvars) slice = slice.insert_dims(isl.dim_type.set, 2 * wlen, wlen * 2) print slice print isl_TILEbis slice = slice.intersect(isl_TILEbis) slices.append(slice.coalesce()) new_loop = [] i = 0 for line in looprepr: if (st_reg.match(line)): #print slices[i] if (codegen == 'barvinok'): petla = iscc.iscc_communicate("L :=" + str(slices[i]) + "; codegen L;") petla = petla.split('\n') else: #isl petla = iscc.isl_ast_codegen(slices[i]).split('\n') petla = correct.Korekta('', petla) # dodaj { } do for was_par = 0 # poprawic jak sie koncza petle i sa nowe for s in petla: if 'for (int c' in s and was_par == 0: new_loop.append(taby[i] + imperf_tile.get_tab(s) + '#pragma omp parallel for') if "{" in s: was_par = 1 new_loop.append(taby[i] + s) if was_par > 0: if "{" in s: was_par = was_par + 1 if "}" in s: was_par = was_par - 1 i = i + 1 else: new_loop.append(line) nloop = "" for line in new_loop: if line != '': # if 'for (int c1' in line: # c0 przy perf, c1 przy imperf # line = imperf_tile.get_tab(line) + "#pragma omp parallel for\n" +line nloop = nloop + line + "\n" nloop = nloop[:-1] nloop = nloop.split('\n') nloop = tiling_v3.postprocess_loop(nloop) lines = nloop.split('\n') loop = imperf_tile.RestoreStatements(lines, LPetit, dane, wlen, 1, []) #loop = imperf_tile.RestoreStatements(lines, LPetit, dane, maxl, step, permutate_list) print "==========================" print "OUTPUT CODE" print loop print UDS print UDS - REPR
def tile_par2(isl_TILEbis, sym_exvars, isl_rel, isl_relplus, isl_relclosure, Extend, _rap, Dodatek, SIMPLIFY): #with open('sources_of_slices.txt') as f: # content = f.readlines() # srepr = content[0] #srepr = isl.Set(srepr) #with open('rucs.txt') as f: # content = f.readlines() # rucs = content[0] #_rel = _rel.remove_dims(isl.dim_type.in_, 0,1) #_rel = _rel.remove_dims(isl.dim_type.out, 0,1) #print _rel ''' ir = isl_rel print ir ir = ir.insert_dims(isl.dim_type.in_, 0, len(sym_exvars)) ir = ir.insert_dims(isl.dim_type.out, 0, len(sym_exvars)) print ir ir2 = ir.from_domain_and_range(isl_TILEbis, isl_TILEbis).coalesce() ir = ir2.intersect(ir).coalesce() print ir ir = ir.remove_dims(isl.dim_type.in_, len(sym_exvars),len(sym_exvars)) ir = ir.remove_dims(isl.dim_type.out, len(sym_exvars),len(sym_exvars)) ir = ir.coalesce() print ir sys.exit(0); ''' srepr, rucs = slicing.Create_Srepr(isl_rel, isl_relclosure) print srepr ir = isl_rel.domain().union(isl_rel.range()).coalesce() ir = ir.insert_dims(isl.dim_type.set, 0, len(sym_exvars)) for i in range(0, len(sym_exvars)): ir = ir.set_dim_name(isl.dim_type.set, i, sym_exvars[i]) if (Extend): for i in range(0, 2 * len(sym_exvars)): ir = ir.insert_dims(isl.dim_type.set, 2 * i + 1, 1) srepr = srepr.insert_dims(isl.dim_type.set, 0, len(sym_exvars)) for i in range(0, len(sym_exvars)): srepr = srepr.set_dim_name(isl.dim_type.set, i, sym_exvars[i]) if (Extend): for i in range(0, 2 * len(sym_exvars)): srepr = srepr.insert_dims(isl.dim_type.set, 2 * i + 1, 1) x = 1 if (Extend): x = 2 #relacja do obliczenia poczatkow Rel_Z = "{[" for i in range(0, 2 * x * len(sym_exvars)): Rel_Z = Rel_Z + "i" + str(i) + "," Rel_Z = Rel_Z + "m] -> [" for i in range(0, x * len(sym_exvars)): Rel_Z = Rel_Z + "i" + str(i) + "," Rel_Z = Rel_Z[:-1] + "] };" Rel_Z = isl.Map(Rel_Z) #relacja do wylapania instrukcji z blokow Rel_Y = "{[" for i in range(0, x * len(sym_exvars)): Rel_Y = Rel_Y + "i" + str(i) + "," for i in range(0, x * len(sym_exvars) + 1): Rel_Y = Rel_Y + "j" + str(i) + "," Rel_Y = Rel_Y[:-1] + "] -> [" for i in range(0, x * len(sym_exvars)): Rel_Y = Rel_Y + "i" + str(i) + "," for i in range(0, x * len(sym_exvars) + 1): Rel_Y = Rel_Y + "k" + str(i) + "," Rel_Y = Rel_Y[:-1] + "] };" Rel_Y = isl.Map(Rel_Y) TILE_SOUR = isl_TILEbis.intersect(srepr).coalesce() TILE_IND = isl_TILEbis.subtract(isl_TILEbis.intersect(ir)).coalesce() indloop = iscc.iscc_communicate("L :=" + str(TILE_IND) + "; codegen L;") fs = 0 if (TILE_SOUR.lexmax() == TILE_SOUR.lexmin()): print "FS" fs = 1 else: print "SLICING" if (rucs.is_empty()): isl_rel = isl_rel.union(rucs) isl_relclosure = isl_relclosure.union(rucs) isl_relplus = isl_relplus.union(rucs) rplus = tiling_v3.ExtendMap(isl_relplus, sym_exvars, Extend) rstar = tiling_v3.ExtendMap(isl_relclosure, sym_exvars, Extend) rel_ = tiling_v3.ExtendMap(isl_rel, sym_exvars, Extend) #rucs = tiling_v3.ExtendMap(rucs, sym_exvars, Extend) rbis = isl.Map.from_domain_and_range(isl_TILEbis, isl_TILEbis) rs = rbis.intersect(rstar) rt_red = rbis.intersect(rplus) if (fs != 1): if (rucs.is_empty()): TILE_SOUR = TILE_SOUR.subtract(TILE_SOUR.apply( rplus)).coalesce() # remove dependent blocks with srepr TILE_RUCS = slicing.Create_RUCS(rel_, rs, TILE_SOUR, TILE_SOUR, 1, Rel_Y) TILE_SOUR = TILE_SOUR.subtract(TILE_RUCS.range()).coalesce() z = TILE_SOUR.apply(Rel_Z).coalesce() if (SIMPLIFY): z = imperf_tile.SimplifySlice(z) srepr_loop = iscc.iscc_communicate("L :=" + str(z) + "; codegen L;") # albo omega #srepr_loop = iscc.oc_communicate(z) print srepr_loop srepr_loop = srepr_loop.split('\n') for i in range(0, len(srepr_loop)): if "for" in srepr_loop[i]: srepr_loop.insert(i, "#pragma omp parallel for") break st_reg = re.compile('\s*\(.*\);') vecs = [] taby = [] for line in srepr_loop: if (st_reg.match(line)): vecs.append(isl.Set(iscc.s1_to_vec2(line, len(vecs)))) taby.append(iscc.correct.whites(line)) #print vecs permutate_maps = Dodatek[6] permutate_list = Dodatek[5] slices = [] for i in range(0, len(vecs)): vecs[i] = vecs[i].intersect(z).coalesce() for vec in vecs: vec = vec.insert_dims(isl.dim_type.set, x * len(sym_exvars), x * len(sym_exvars) + 1) slice = vec #.apply(rs) slice = slice.apply(Rel_Y) slice = slice.apply(rs).coalesce() # experimental permutate if (len(permutate_list) > 0): print "Tiling + slicing + permutation - experimental" RP = permutate_maps[0] RIDENT = RP.identity(RP.get_space()) if (not RP.is_equal(RIDENT) ): #permute map is not an identity map strRP = str(RP) strh = "" for i in range(0, x * len(sym_exvars)): strh = strh + "xx" + str(i) + "," if (Extend): strkoma = strRP.split(",") strRP = "" for i in range(0, 2 * len(sym_exvars)): strRP = strRP + strkoma[i] + ", yy" + str( i % len(sym_exvars)) + ", " strRP = strRP + strkoma[2 * len(sym_exvars)] strRP = strRP.replace("[", "[" + strh) RP = isl.Map(strRP) slice = slice.apply(RP).coalesce() # --------------------------------------------------------- if (SIMPLIFY): slice = imperf_tile.SimplifySlice(slice) slices.append(slice) print slice cmd = "" for i in range(0, len(vecs)): cmd = cmd + "codegen " + str(slices[i]) + ';print "###";' cmd = iscc.iscc_communicate(cmd) cmd = cmd.split('"###"') new_loop = [] i = 0 for line in srepr_loop: if (st_reg.match(line)): petla = cmd[i].split('\n') for s in petla: new_loop.append(taby[i] + s) i = i + 1 else: new_loop.append(line) nloop = "" for line in new_loop: if line != '': nloop = nloop + line + "\n" nloop = nloop[:-1] #nloop = nloop + indloop nloop = nloop.split('\n') # Dodatek = [LPetit, dane, maxl, step, nazwapar, permutate_list, permutate_maps] #permutate list nloop = tiling_v3.postprocess_loop(nloop) lines = nloop.split('\n') loop = imperf_tile.RestoreStatements(lines, Dodatek[0], Dodatek[1], Dodatek[2], Dodatek[3], Dodatek[5]) text_file = open(Dodatek[4], "w") text_file.write(loop) text_file.close() return "" else: print "fs (EXPERIMENTAL) ..." sym_tmp = [] rlex = "{[" for s in sym_exvars: rlex = rlex + s + "," sym_tmp.append(s + "'") rlex = rlex[:-1] + '] -> [' for s in sym_exvars: rlex = rlex + s + "'," rlex = rlex[:-1] + '] : ' rlex = rlex + tiling_v3.CreateLex(sym_tmp, sym_exvars) + "};" rlex = isl.Map(rlex) rlex = rlex.insert_dims(isl.dim_type.in_, len(sym_exvars), len(sym_exvars) + 1) rlex = rlex.insert_dims(isl.dim_type.out, len(sym_exvars), len(sym_exvars) + 1) UDS = isl_rel.domain().subtract(isl_rel.range()) UDS = UDS.insert_dims(isl.dim_type.set, 0, len(sym_exvars)) for i in range(0, len(sym_exvars)): UDS = UDS.set_dim_name(isl.dim_type.set, i, sym_exvars[i]) if (Extend): for i in range(0, 2 * len(sym_exvars)): UDS = UDS.insert_dims(isl.dim_type.set, 2 * i + 1, 1) rlex = rlex.insert_dims(isl.dim_type.in_, 2 * i + 1, 1) rlex = rlex.insert_dims(isl.dim_type.out, 2 * i + 1, 1) tuds = UDS.intersect(isl_TILEbis).coalesce() #tuds = tuds.insert_dims(isl.dim_type.set, len(sym_exvars), len(sym_exvars)+1) rt_red = rt_red.intersect(rlex).coalesce() rk = rt_red.power() rk = rk[0] rk = isl.Map(iscc.RepairRk(str(rk), 0)) rp = rt_red.transitive_closure()[0] sk = tuds.apply(rk).subtract(tuds.apply(rk).apply(rp)).coalesce() sk = sk.apply(Rel_Y).intersect(isl_TILEbis) sk = sk.insert_dims(isl.dim_type.set, 0, 1) sk = sk.set_dim_name(isl.dim_type.set, 0, "ink") c = isl.Constraint.eq_from_names(sk.get_space(), {"k": -1, "ink": 1}) sk = sk.add_constraint(c) sk = tiling_v3.Project(sk, ["k"]) tuds = tuds.apply(Rel_Y).intersect(isl_TILEbis) tuds = tuds.insert_dims(isl.dim_type.set, 0, 1) tuds = tuds.set_dim_name(isl.dim_type.set, 0, "ink") c = isl.Constraint.eq_from_names(sk.get_space(), {1: 0, "ink": 1}) tuds = tuds.add_constraint(c) sk = sk.union(tuds) print sk fsloop = iscc.iscc_communicate("L :=" + str(sk) + "; codegen L;") nloop = fsloop.split('\n') nloop = tiling_v3.postprocess_loop(nloop) lines = fs_pragma(nloop) #Dodatek[2]+1 shift + 1 for k #if extend first shift shoud be one smaller if (Extend): sh = 1 else: sh = 0 loop = imperf_tile.RestoreStatements(lines, Dodatek[0], Dodatek[1], Dodatek[2] + 1, Dodatek[3], Dodatek[5], sh) text_file = open(Dodatek[4], "w") text_file.write(loop) text_file.close() return ""
def GenerateSCC(j, permute): gr = DepGraph(j) z = mutual_accessibility(gr) z_sorted = [] for zz in z: z_sorted.append(zz) komp = [] for zz in z_sorted: if not z[zz] in komp: komp.append(z[zz]) # SCC POLICZONE komp2 = komp[:] for i in (0, len(komp)): for item in komp: for stam in item: for item2 in komp: if item != item2: for stam2 in item2: if gr.has_edge((stam,stam2)): a = komp2.index(item2) b = komp2.index(item) if(a < b): #zamien miejscami komp2[b], komp2[a] = komp2[a], komp2[b] rel = gen.RelPrint("tmp/petit_loop_"+str(j)+".t", 1) dane = gr.nodes() paczka = loop_tools.ReadStatementNests("tmp/petit_loop_"+str(j)+".t", dane) combo = paczka[0] instrukcje = combo granice = paczka[2] max_nest = 0 for c in combo: if c['nest'] > max_nest: max_nest = c['nest'] pattern = re.compile("\n#.*$") rel = pattern.sub("", rel) pattern = re.compile("{.*\->") t = str(re.findall(pattern, rel)[0]) t = t.replace(" ", "") t = t.replace("->", "") t = t + " : true};" # loop fuse to do in future and permutation too if(False): komp3 = [] for komponent in komp2: con = 0 if komp3 == []: komp3.append(komponent) item = komponent else: for node in komponent: for node2 in item: if gr.has_edge((node2, node)): con = 1 if(con == 1): komp3.append(komponent) item = komponent else: for node in komponent: item.append(node) loop_fuse = False if(loop_fuse): komp2 = komp3 params = "" if("] -> {" in rel): params = re.findall(".*\] -> \{", rel)[0].replace("{", "") zbiory = [] for komponent in komp2: warunek = "(" for line in komponent: if warunek != "(": warunek = warunek + "or" warunek = warunek + " v=" + line + " " warunek = warunek + ") and true" zbior = t.replace("true", warunek) zbiory.append(zbior) file = open("tmp/barv_scc.txt", 'w') if(1 == 1): file.write('R:=' + rel + ';\n') file.write('S:= dom R + ran R;') i = 0 for zbior in zbiory: file.write('S'+str(i)+':=' + zbior) file.write('S'+str(i)+':= S * S'+str(i)+';') file.write('codegen S'+str(i)+';') i = i + 1 i = 0 permutate_list = [] for komponent in komp2: set = params+"{[" ll = find_instr(komponent, instrukcje) # jesli komponent bedzie z loop fusion to trzeba wybrac najbardziej zagn. instrukcje vars = instrukcje[ll]['vars'] #for q in range(0, max_nest+1): # set = set + "i" + str(q) + "," set = set + ','.join(vars) + ",v ] : " #set = set[:-1] + "] : " for line in komponent: path = [] for item in combo: for z in item['st']: if int(line) == int(z): path = item['path'] for q in range(0, len(vars)): if(q < len(path)): set = set + granice[path[q]]['lb'] + " <= "+ vars[q] +" <= " + granice[path[q]]['ub'] + " and " #set = set + granice[path[q]]['lb'] + " <= i" + str(q) + " <= " + granice[path[q]]['ub'] + " and " else: set = set + " " + vars[q] + " = -1 and " set = set + " v = " + line +" and true or " set = set + " false}; " if(1==0): #permute # tylko zaleznosci z scc TODO rel = imperf_tile.PermuteBlock("tmp/deps" + str(j) + ".txt", set, instrukcje[ll], params, len(instrukcje[ll]['vars']), permutate_list) set = isl.Set(str(set)) # relacja identity - nie rob nic if(rel.is_equal(rel.identity(rel.get_space()))): permutate_list.pop() else: set = set.apply(rel) set_size = set.dim(isl.dim_type.set) set = set.insert_dims(isl.dim_type.set, set_size-1, max_nest+1-set_size) tmp_set = '{[' + ','.join(instrukcje[ll]['vars']) +',-1' * (max_nest - len(instrukcje[ll]['vars'])) + ',v]}' set = set.intersect(isl.Set(tmp_set)).coalesce() set = 'S'+str(i)+':=' + str(set) + ";" print set file.write(set) file.write('codegen S'+str(i)+';') i = i + 1 file.close(); cmd = barv_script + " < tmp/barv_scc.txt" process = subprocess.Popen(cmd, shell=True, stdout=subprocess.PIPE) process.wait() output = process.stdout.read() #dodaj s1 do petli '''lines = output.split("\n") lines = filter(lambda x:x!='',lines) loop = "" for i in range(0,len(lines)): tmp = lines[i] pattern = re.compile("^\W*\(") if pattern.match(tmp): tmp = tmp.replace("(", "s1(") tmp = tmp.replace(", ", ",") loop = loop + tmp # if(i < len(lines)-1): loop = loop + "\n" linestring = open("tmp/petit_loop_"+str(j)+".t", 'r').read() petit_lines = linestring.split('\n') lines = loop.split("\n") debug = False loop = "" for line in lines: if("s1(" in line): pattern = re.compile(",[^,]+\)") st = pattern.findall(line)[0].replace(",", "").replace(")", "") if(not st.isdigit()): print "== ERROR ==" sys.exit() numb_st = int(st) st = petit_lines[int(st)-1] st = st.replace(",", "][") # nawiasy powinny byc zmienione jesli poprzedzaja je znaki # alfanumeryczne, inaczej to nawiasy nie od tablic st = re.sub("\s*\(", "(", st) st = re.sub("\s*\)", ")", st) st = re.sub(r'(?<=[a-zA-Z0-9_])\(', '[', st) st = re.sub(r'(?<=[a-zA-Z0-9_])\)', ']', st) # szukaj wektora for item in combo: if numb_st in item['st']: vec = item['vars'] if debug: loop = loop + get_tab(line) + "// " + ",".join(item['vars']) + "\n" break # nowy wektor vec_new = line.replace("s1(", "").replace(");", "").replace(" ", "").split(",")[:-1] if debug: loop = loop + get_tab(line) + "// " + ",".join(vec_new) + "\n" st2 = st for i in range(0, len(vec)): st2 = re.sub('\\b'+vec[i]+'\\b', vec_new[i], st2) if debug: loop = loop + get_tab(line) + "// " + st + ";\n" loop = loop + get_tab(line) + st2 + ";\n" else: loop = loop + line.replace('int ', '') + "\n" #do poprawy - za duzo operacji na plikach przerobic korekte ''' loop = tiling_v3.postprocess_loop(output.split('\n')) lines = loop.split('\n') loop = imperf_tile.RestoreStatements(lines, "tmp/petit_loop_"+str(j)+".t", dane, 0, 0, permutate_list) text_file = open("loop_scc.c", "w") text_file.write(loop) text_file.close() loop = "" for line in correct.Korekta("loop_scc.c"): loop = loop + line + "\n" text_file = open("loop_scc.c", "w") text_file.write(loop) text_file.close() # dopisz do instrukcji wektory zmiennych indeksowych petli # uzyskaj tabulacje # zastap instrukcje # nadaj format C if(1==0): linestring = open("tmp/C_loop_"+str(j)+".c", 'r').read() lines = linestring.split('\n') lines = linestring.split('\n') stuff = [] for line in lines: if 'for' in line: stuff.append(functions.Loop(line)); v = "" for s in stuff: v = v + s['var'] + "," v = v + "v" text_file = open("names_info.txt", "w") text_file.write(v) text_file.close() text_file = open("pseudocode.txt", "w") text_file.write(loop) text_file.close() gen.ParsePrint("tmp/petit_loop_"+str(j)+".t") shutil.copyfile("out_pseudocode.txt", "tmp/C_loop_scc"+str(j)+".c")
def tile(plik, block, permute, output_file="", L="0", SIMPLIFY="False", perfect_mode=False, parallel_option=False, rplus_file=''): SIMPLIFY = False DEBUG = True schedule_mode = parallel_option #print "********** another version **************" LPetit = "tmp/tmp_petit" + L + ".t" LDeps = "tmp/deps" + L + ".txt" # strong perfect if (DEBUG): if perfect_mode: print 'Perfectly nested loop mode: enabled' simpl_ub = False BLOCK = block.split(',') par_tiling = False for i in range(len(BLOCK), 10): BLOCK.append(BLOCK[len(BLOCK) - 1]) if (not BLOCK[1].isdigit()): par_tiling = True linestring = open(plik, 'r').read() lines = linestring.split('\n') if simpl_ub: petit_loop = convert_loop.convert_loop(lines, BLOCK) else: petit_loop = convert_loop.convert_loop(lines) file = open(LPetit, 'w') imperf = 0 endloop = 0 startloop = 0 for line in petit_loop: #sprawdz przy okazji jaka petla idealnie czy nie if 'for' in line and not 'endfor' in line: if startloop == 2: imperf = 1 startloop = 1 else: if startloop == 1: startloop = 2 if 'endfor' in line: endloop = 1 if endloop == 1 and 'endfor' not in line and not line.isspace( ) and line != '': imperf = 1 file.write(line + '\n') file.close() cmd = gen.path_petit + " " + LPetit + " > " + LDeps process = subprocess.Popen(cmd, shell=True, stdout=subprocess.PIPE) process.wait() lines = linestring.split('\n') stuff = [] for_level = 0 for line in lines: if 'endfor' in line: for_level = for_level - 1 else: if 'for' in line: if simpl_ub: stuff.append(functions.Loop(line, BLOCK[for_level])) else: stuff.append(functions.Loop(line)) for_level = for_level + 1 # na podstawie stuff zbuduj tablice inkrementacji i dekremnatacji poziomu #if(schedule_mode == 0): # flag = 1 #else: flag = 1 # Proba prywatyzacji zmiennych w instrukcjach w gniazdach priv_stuff = priv_engine.PrivEng(LDeps) priv_box = 1 if (imperf == 0): priv_box = 1 dane = [] sts = imperf_tile.Get_ST(LPetit, dane) dane = dane + sts combo = loop_tools.ReadStatementNests(LPetit, dane) instrukcje = combo[0] for pp in priv_stuff[3]: for i in instrukcje: a = set(i['st']) b = set(pp[1]) if (a & b) and ( b - a): # nie wszystkie instrukcje skalara sa w gniezdzie priv_box = 0 # ========== # jesli zmienne prywatne sa w obrebie jednego S1 to mozna start = time.time() if ((imperf == 0 and priv_box == 0)): dane = gen.RelPrint(LPetit, flag) else: if (len(priv_stuff[1]) > 0): dane = gen.RelPrint_WithPriv(LPetit, priv_stuff[1]) else: dane = gen.RelPrint(LPetit, flag) output = process.stdout.read() end = time.time() elapsed = end - start print "Dependence analysis: time taken: ", elapsed, "seconds." if (DEBUG): print dane dane = dane.split("#") rel = dane[0] rel2 = rel print rel dane.remove(rel) dane = list(set(dane)) if (DEBUG): print rel # Create LD Dependence.Create_LD_petit(L, petit_loop) # ------------------------------------------------------- # script for barvinok # gdy nie ma zaleznosci # problemy do rozwiazania # zmienne symboliczne nie wiadomo skad wziasc # numery instrukcji nodeps = 0 if (rel == ''): nodeps = 1 LD_inp = "tmp/LD_petit_loop_" + L + ".t" dane2 = gen.RelPrint(LD_inp, 1) dane2 = dane2.split("#") rel2 = dane2[0] try: isl_rel2 = isl.Map(str(rel2)) isl_symb = isl_rel2.get_var_names(isl.dim_type.param) symb = isl_symb except: print "Internal error." sys.exit() rel = "[" + ",".join(symb) + "] -> {[" for i in range(0, len(stuff)): rel = rel + "i" + str(i) + "," rel = rel + "v] -> [" for i in range(0, len(stuff)): rel = rel + "i" + str(i) + "'," rel = rel + "v'] : false }" #loop_tools.MakeLDPetit("tmp/tmp_petit.t", "tmp/tmp_ld_petit.t") #dane2.remove(rel2) #dane2 = list(set(dane2)) #for i in range(0, len(dane2)): # dane2[i] = str(int(dane2[i]) - 1) for s in dane: if "UNKNOWN" in s: dane.remove(s) # dodaj dane bez relacji sts = imperf_tile.Get_ST(LPetit, dane) dane = dane + sts combo = loop_tools.ReadStatementNests(LPetit, dane) instrukcje = combo[0] nest_loop = combo[1] if len(instrukcje) == 0: print 'blad - brak instrukcji' sys.exit() # wczytaj wszystkie # eksperymentalnie kasowanie innych poziomow stuff_reduced = stuff[:] #osobna kopia do_kas = [] for i in range(1, max(nest_loop) + 1): dups = duplicates(nest_loop, i) for s in dups: if s != min(dups): do_kas.append(s) for item in do_kas: stuff_reduced[item] = '!' for i in range(0, stuff_reduced.count('!')): stuff_reduced.remove('!') # remove # ------------------------------- global maxl maxl = 0 for item in instrukcje: if item['max_loop'] > maxl: maxl = item['max_loop'] start = time.time() tmp_st = [] if (perfect_mode): firstst = str(instrukcje[0]['st'][0]) #print rel rel = re.sub(r"v = \d+", "v = " + firstst, rel) rel = re.sub(r"v' = \d+", "v' = " + firstst, rel) #print rel tmp_st = instrukcje[0]['st'] instrukcje[0]['st'] = [instrukcje[0]['st'][0]] #print instrukcje[0]['st'] # wywal reszte zapisz gdzies tablice # exit(1) # strong perfect mode isl_rel = isl.Map(str(rel)) isl_ident = isl_rel.identity(isl_rel.get_space()) # k6 only #print isl_rel #rel_plus = isl_rel.transitive_closure()[0] #isl_rel = isl_rel.subtract(rel_plus.apply_range(isl_rel)) #rel = isl.Map(str("{[i,j,v]->[i,j',v]}")) #isl_rel = isl_rel.subtract(rel) #print isl_rel #exit(0) # ------------- if (perfect_mode): if (DEBUG): print "Removing internal dependences for perfect nested loop" isl_rel = isl_rel.subtract(isl_ident) if (DEBUG): print isl_rel z = isl_rel.dim(isl.dim_type.out) zz = maxl - z + 1 if (zz > 0): if (DEBUG): print "Error. Dimensions of dependencies are not equal to an amount of loop nests" print "Relations will be extended." isl_rel = isl_rel.insert_dims(isl.dim_type.in_, z - 1, zz) isl_rel = isl_rel.insert_dims(isl.dim_type.out, z - 1, zz) # jesli ktorys z blokow ma 1 wywal te zaleznosci # w slicgu mozna tak jesli zewn petla tylko zapisuje zmienne prywatne if (BLOCK[0] == '1' and schedule_mode == 0): z = isl_rel.dim(isl.dim_type.out) rtmp = "{[" for i in range(0, z): rtmp = rtmp + "i" + str(i) + "," rtmp = rtmp[:-1] + "] -> [" for i in range(0, z): rtmp = rtmp + "o" + str(i) + "," rtmp = rtmp[:-1] + "] : i0 = o0 };" rtmp = isl.Map(rtmp) isl_rel = isl_rel.intersect(rtmp).coalesce() # lata na petle ktore nie ma w relacjach #if maxl > isl_rel: start = time.time() if (DEBUG): print '!!!!!!!!!!' # ************************************************************************** exact_rplus = '-1' islrp = False isl_relclosure = isl_rel if (rplus_file != ''): with open(rplus_file, "r") as myfile: data = myfile.read().replace('\n', '') isl_relclosure = isl.Map(str(data)) else: if islrp: isl_relclosure = isl_rel.transitive_closure() exact_rplus = isl_relclosure[1] isl_relclosure = isl_relclosure[0] else: isl_relclosure = relation_util.oc_IterateClosure(isl_rel) exact_rplus = True isl_relplus = isl_relclosure end = time.time() elapsed = end - start print "Transitive closure: time taken: ", elapsed, "seconds." isl_ident = isl_rel.identity(isl_rel.get_space()) if (DEBUG): print 'R+' print isl_relclosure #isl_relclosure = rpp print "!! exact_rplus " + str(exact_rplus) isl_relclosure = isl_relclosure.union(isl_ident).coalesce() # R* = R+ u I if (_debug_): if (DEBUG): print "R*" print isl_relclosure print exact_rplus # ************************************************************************** isl_symb = isl_rel.get_var_names(isl.dim_type.param) symb = isl_symb end = time.time() if (DEBUG): print end - start vars = [] # i exvars = [] # ii' sym_exvars = [] # ii varsprim = [] # i' par_vars = [] # iib p_vars = [] #iib bez plusa lb p_symb = [] im_par_vars = [] # moze warto do iloczynu dodac lb a do floor N - lb # do testowania +'+'+s['lb'] i = 0 for s in stuff_reduced: vars.append(s['var']) sym_exvars.append(s['var'] * 2) exvars.append(s['var'] * 2 + "'") varsprim.append(s['var'] + "'") if par_tiling: par_vars.append(s['var'] * 2 + 'b' + '+' + s['lb']) p_vars.append(s['var'] * 2 + 'b') else: par_vars.append(s['var'] * 2 + "*" + BLOCK[i] + '+' + s['lb']) i = i + 1 # codegen.calculate_position(1, instrukcje, len(sym_exvars)) for s in stuff: if s['var'] in vars: i = vars.index(s['var']) if par_tiling: im_par_vars.append(s['var'] * 2 + 'b' + '+' + s['lb']) else: im_par_vars.append(s['var'] * 2 + "*" + BLOCK[i] + '+' + s['lb']) _SYM = "" for s in sym_exvars: _SYM = _SYM + s + "," for i in range(len(vars), 10): BLOCK.pop() if (par_tiling): for s in p_vars: _SYM = _SYM + s + "," p_symb.append(s) for s in set(BLOCK): #remove duplicates _SYM = _SYM + s + "," p_symb.append(s) for s in symb: _SYM = _SYM + s + "," # wektory same 0 - mozesz dac parallel # prywatyzuj calosc, tam gdzie zapis seq, same 0 to parallel bloki (tylko odczyt) par_tiled = 0 delta = isl_rel.deltas() chkc = isl.Set("{[0," + ",".join(vars) + "]}") delta = delta.subtract(chkc) if (delta.is_empty()): par_tiled = 1 if (DEBUG): print "Parallel tiling detected." ######################################################################## cl = clanpy.ClanPy() cl.loop_path = plik cl.Load() cl.RunCandl() j = 0 if (len(cl.statements) > 0): for i in range(0, len(instrukcje)): instrukcje[i]['scatter'] = cl.statements[j].scatering[:] j = j + len(instrukcje[i]['st']) Rapply = GetRapply(vars, sym_exvars, _SYM) isl_TILE = [] isl_TILE_LT = [] isl_TILE_GT = [] isl_TILE1 = [] isl_TILE2 = [] isl_TILEprim = [] isl_TILEbis = [] isl_TILEorig = [] permutate_list = [] permutate_maps = [] FFF_lines = [] FFF_idx = [] FFF_headers = [] FFF_headers_idx = [] for i in range(0, len(instrukcje)): Bij = MakeBij(_SYM, vars, sym_exvars, im_par_vars, stuff, BLOCK, instrukcje[i], par_tiling) print Bij print "oooooooooooooooooooooooooooooooooooooooooooooooooooo" isl_TILE.append(isl.Set(str(Bij).replace("_Bij := ", ""))) if (DEBUG): print 'T --------------------------------------------' print stuff print isl_TILE[i] # oblicz II_SET if (False): if (len(symb) > 0): ii_set = '[' + ','.join(symb) + '] -> ' else: ii_set = '' ii_set = ii_set + '{[' + ','.join(sym_exvars) + '] : ' for l in range(0, len(sym_exvars)): ii_set = ii_set + sym_exvars[l] + ' >= 0 and ' ii_set = ii_set + BLOCK[l] + '*' + sym_exvars[ l] + ' + ' + stuff[l]['lb'] + ' <= ' + stuff[l][ 'ub'] + ' and ' ii_set = ii_set + ' 1=1}' if (DEBUG): print ii_set ii_set = isl.Set(ii_set) if (DEBUG): print 'II_SET ' + str(ii_set) print 'CARD II_SET ' + test_isl.StringToCard(str(ii_set)) # ------------------------------ bltc = 0 # czy juz liczono blt bgtc = 0 # -- || -- bgt for j in range(0, len(instrukcje)): BLGT = MakeBLTandBGT_v2( _SYM, vars, sym_exvars, im_par_vars, varsprim, exvars, stuff, BLOCK, instrukcje[j], instrukcje[i], par_tiling) # porownaj zagniezdzenia instrukcji if (DEBUG): print '-------LT ----------' print BLGT[0] print '-------GT ----------' print BLGT[1] print BLGT[0] isltmp = isl.Set(str(BLGT[0]).replace("_BLT := ", "")) if (bltc == 0): print isltmp sys.exit(0) isl_TILE_LT.append(isltmp) bltc = 1 else: isl_TILE_LT[i] = isl_TILE_LT[i].union(isltmp).coalesce() isltmp = isl.Set(str(BLGT[1]).replace("_BGT := ", "")) if (bgtc == 0): isl_TILE_GT.append(isltmp) bgtc = 1 else: isl_TILE_GT[i] = isl_TILE_GT[i].union(isltmp).coalesce() if (DEBUG): print "s" + str(i) print "LT" print isl_TILE_LT[i] print "GT" print isl_TILE_GT[i] X = isl_TILE_GT[i].apply(isl_relclosure).coalesce() isl_BCUR = isl_TILE[i].subtract(X).coalesce() isl_TILE1.append(isl_BCUR) if (DEBUG): print '---------bcur-----' print isl_BCUR.apply(isl_relclosure) isl_BPREV = isl_BCUR.apply(isl_relclosure).intersect( isl_TILE_LT[i]).coalesce() isl_BPREV = isl_BPREV.subtract( X).coalesce() # changed according to ACM TOPLAS reviewer if (DEBUG): print isl_BPREV print '---' isl_TILE2.append(isl_BPREV) #isl_TILEprim.append(isl_TILE1[i]) isl_TILEprim.append(isl_TILE1[i].union(isl_TILE2[i]).coalesce()) #poprawka intersect z IS - EKSPERYMENTALNA !!!! IS = getIS(plik, isl_rel, dane) DOMRAN = isl_rel.domain().union(isl_rel.range()).coalesce() INDDD = IS.subtract(DOMRAN).coalesce() if (DEBUG): print '----------' print INDDD print IS #print IS # sys.exit(0) #isl_TILEprim[i] = isl_TILEprim[i].intersect(IS).coalesce() #for ll in range(0,i): # isl_TILEprim[i] = isl_TILEprim[i].subtract(isl_TILEprim[ll]).coalesce() ############################# print '^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^' #isl_TILEprim.append(isl_TILE[i]) # print isl_TILEprim[0] isl_TILEbis.append( Project(isl_TILEprim[i].apply(Rapply).coalesce(), sym_exvars).coalesce()) isl_TILEorig.append( Project(isl_TILE[i].apply(Rapply).coalesce(), sym_exvars).coalesce()) ############################################################################ if (par_tiling): idx_bylo = [] if (len(symb) > 0): S = "[" + ",".join(symb) + "," else: S = "[" S1 = "{[" + ",".join(sym_exvars) + "," + ",".join(vars) + ",v] :" for j in range(0, len(instrukcje[i]['path'])): idx = str(instrukcje[i]['path'][j]) liniabb = " = floord(" + stuff[instrukcje[i]['path'][j]][ 'ub'] + "-" + stuff[instrukcje[i]['path'] [j]]['lb'] + " ," + BLOCK[j] + ");" if 1 == 1 or liniabb not in FFF_headers: # always true, FFF_headers.append(liniabb) FFF_headers_idx.append(idx) linia = "int fff" + idx + liniabb linia = linia.replace("floord( ", "floord(") FFF_lines.append(linia) else: idx = FFF_headers_idx[FFF_headers.index(liniabb)] if str({'id': idx, 'j': j}) not in FFF_idx: FFF_idx.append({'id': idx, 'j': j}) if idx not in idx_bylo: S = S + "fff" + idx + "," idx_bylo.append(idx) S1 = S1 + " " + sym_exvars[j] + "<= fff" + idx + " and " S = S[:-1] + "] -> " + S1 + " true }" if (DEBUG): print S S = isl.Set(S) isl_TILEbis[i] = isl_TILEbis[i].intersect(S).coalesce() ######################################################################### if (permute): RP = imperf_tile.PermuteBlock(LDeps, isl_TILEprim[i], instrukcje[i], symb, len(sym_exvars), permutate_list) if (isinstance(RP, isl.Map)): print "Permutation experimental enabled:" permutate_maps.append(RP) isl_TILEprim[i] = isl_TILEprim[i].apply(RP) #print isl_TILEprim[i] if (_debug_): if (DEBUG): print "TILE" print isl_TILE[i] print "TILE_LT" print isl_TILE_LT[i] print "TILE_GT" print isl_TILE_GT[i] print "TILE_ITR (TILE1)" print isl_TILE1[i] print "TVLD_LT (TILE2)" print isl_TILE2[i] print "TILE_VLD (TILE')" print isl_TILEprim[i] # print "card" # print test_isl.StringToCard(str(isl_TILEprim[i])) print "TILE_VLD_ext (TILE'')" print isl_TILEbis[i] # correct upper bounds for simpl_ub if simpl_ub: cor_set = '' if (len(symb) > 0): cor_set = '[' + ','.join(symb) + '] -> ' else: cor_set = '' cor_set = cor_set + '{[' + ','.join(sym_exvars) + ',' + ','.join( vars) + ',' + 'v] : ' for j in range(0, len(instrukcje[i]['path'])): cor_set = cor_set + vars[j] + " <= " + stuff[ instrukcje[i]['path'][j]]['ub'] + " - " + BLOCK[j] + " && " cor_set = cor_set + "(" for v in instrukcje[i]['st']: cor_set = cor_set + " v = " + str(v) + " or" cor_set = cor_set[:-2] + ")}" cor_set = isl.Set(cor_set) #print cor_set #sys.exit(0) isl_TILEbis[i] = isl_TILEbis[i].intersect(cor_set).coalesce() isl_TILEorig[i] = isl_TILEorig[i].intersect(cor_set).coalesce() if (SIMPLIFY): isl_TILEbis[i] = imperf_tile.SimplifySlice(isl_TILEbis[i]) #print "TILE''" + "dla s" + str(i) + "\n" + str(isl_TILEbis[i]) #eksepeymentalnie dodaj pozycje do tilebis jesli wiele gniazd na roznych poziomach Extend = False if (imperf == 1): Extend = True #Extend = MultiNest(instrukcje) #Extend = True #print imperf #vis3dimperf.imperf_vis(isl_TILEbis, isl_rel) _rap = GetRapply4(vars, sym_exvars, _SYM, instrukcje, 0) print _rap #vis.Vis(isl_TILEbis[0], stuff, cl.deps, isl.Set(cl.statements[0].domain_map), True) #sys.exit(0) # zne takie jak z ale bez ext if (Extend): z = isl_TILEbis[0].apply(_rap) zne = isl_TILEbis[0] else: z = isl_TILEbis[0] for j in range(1, len(isl_TILEbis)): _rap = GetRapply4(vars, sym_exvars, _SYM, instrukcje, j) print _rap if (DEBUG): print _rap if (Extend): z = z.union(isl_TILEbis[j].apply(_rap)) zne = zne.union(isl_TILEbis[j]) else: z = z.union(isl_TILEbis[j]) if (not Extend): zne = z print z # ----------------------------------------------------------------- _rap = GetRapply4(vars, sym_exvars, _SYM, instrukcje, 0) if (Extend): zorig = isl_TILEorig[0].apply(_rap) else: zorig = isl_TILEorig[0] for j in range(1, len(isl_TILEorig)): _rap = GetRapply4(vars, sym_exvars, _SYM, instrukcje, j) if (Extend): zorig = zorig.union(isl_TILEorig[j].apply(_rap)) else: zorig = zorig.union(isl_TILEorig[j]) zorig = zorig.coalesce() # --------------------------------------------------------------- z = z.coalesce() z = z.remove_redundancies() z = z.detect_equalities() # z = imperf_tile.SimplifySlice(z) #calculate II_SET ii_SET = z.remove_dims(isl.dim_type.set, int(isl_TILEbis[i].dim(isl.dim_type.set) / 2), int(isl_TILEbis[i].dim(isl.dim_type.set) / 2)).coalesce() if (_debug_): print "II_SET" print ii_SET step = 0 if Extend: step = 1 nazwa = "" nazwapar = "" filePaths = glob.glob(plik) if (output_file != ""): nazwa = output_file nazwapar = output_file else: for filePath in filePaths: base = os.path.basename(filePath) nazwa = os.path.splitext(base)[0] + "_tiling" + os.path.splitext( base)[1] nazwapar = os.path.splitext( base)[0] + "_partiling" + os.path.splitext(base)[1] if (perfect_mode): if (DEBUG): print z chang = str(tmp_st[0]) + "]" if (DEBUG): print chang for i in range(1, len(tmp_st)): zz = str(z).replace(chang, str(tmp_st[i]) + "]") zz = isl.Set(zz) z = z.union(zz).coalesce() instrukcje[0]['st'] = tmp_st # correct statements #z1 = isl.Set('[n,b] -> {[i1,i2,i3,i4,i5,i6,i7,i8,i9,i10,i11,i12,i13] : n+2 = 2*b && b > 2 && n > 8 }') # z1 = isl.Set('[n,b] -> {[i3,i4,i5,i6,i9,i10,i11,i12,i13] : n+2 = 2*b && b > 2 && n > 8 }') #z = z.intersect(z1) if (not schedule_mode or par_tiled): print "Cloog start..." start = time.time() isl_ast = False barv = 1 if (barv == 1): if (isl_ast): loop_x = iscc.isl_ast_codegen(z) else: loop_x = iscc.iscc_communicate("L :=" + str(z) + "; codegen L;") else: #cloog #loop_x = codegen.tile_gen_short(vars, sym_exvars, symb,z,instrukcje, Extend) with open('loopx', "r") as myfile: loop_x = myfile.read() #loop_x = iscc.oc_communicate(z) #loop_x = codegen.tile_gen(vars, sym_exvars, symb, isl_TILEbis, instrukcje, "", [], stuff) end = time.time() elapsed = end - start print "Code generation: time taken: ", elapsed, "seconds." ######################################################################## loop_x = postprocess_loop(loop_x.split('\n')) loop = loop_x lines = loop.split('\n') loop = imperf_tile.RestoreStatements(lines, LPetit, dane, maxl, step, permutate_list) if par_tiled: loop = "#pragma omp parallel for\n" + loop for i in range(0, 5): if (loop[-1] == '\n'): loop = loop[:-1] loop = loop + "\n" new_gen = True if (not new_gen): gen.ParsePrint2("tmp/tmp_petit.t", len(sym_exvars)) if (new_gen): text_file = open(nazwa, "w") text_file.write(loop) text_file.close() if par_tiling: lines = FFF_lines + correct.Korekta(nazwa) for i in range(0, len(lines)): if "for" in lines[i] and "fff" in lines[i]: reg = re.compile("\=.*") linia = reg.sub("", lines[i]) reg = re.compile(".*\(") cc = reg.sub("", linia) cc = cc.replace(" ", "") for FF_item in FFF_idx: if "fff" + FF_item['id'] in lines[i]: lines[i] = lines[i] + "\n" + correct.whites( lines[i]) + " register int " + sym_exvars[ FF_item['j']] + "b = " + BLOCK[ FF_item['j']] + "*" + cc + ";" break lines[i] = lines[i] + "\n" text_file = open(nazwa, "w") text_file.writelines(lines) text_file.close() if schedule_mode: text_file = open(nazwapar, "w") text_file.writelines(lines) text_file.close() if (output_file != ""): return "" if (not schedule_mode and 1 == 0): rtile = tiling_schedule.get_RTILE(z, sym_exvars, isl_rel, Extend) print "RTILE:" print rtile tiling_schedule.get_RCYCLE(rtile, 0) rtileorig = tiling_schedule.get_RTILE(zorig, sym_exvars, isl_rel, Extend) print "RTILE_ORIG:" print rtileorig tiling_schedule.get_RCYCLE(rtileorig, 1) # ===================================================================================================================== # PARALLEL PARALLEL PARALLEL PARALLEL PARALLEL PARALLEL PARALLEL PARALLEL PARALLEL PARALLEL PARALLEL PARALLEL PARALLEL Dodatek = [ LPetit, dane, maxl, step, nazwapar, permutate_list, permutate_maps ] par_tiled = 0 if (DEBUG): print '!!!!' print zorig if (schedule_mode and par_tiled != 1): if (False): tiling_schedule.tile_par(isl_TILEprim, isl_TILEbis, sym_exvars, symb, isl_rel, isl_relplus, isl_relclosure) else: # Rk #tiling_schedule.tile_par3(z, sym_exvars, isl_rel, isl_relplus, isl_relclosure, Extend, _rap, Dodatek,SIMPLIFY, ii_SET) # fsnew rtile = tiling_schedule.get_RTILE(zne, sym_exvars, isl_rel, False) #rtileplus = rtile.transitive_closure() rapp = _rap rapp = rapp.remove_dims(isl._isl.dim_type.in_, 0, len(sym_exvars)) rapp = rapp.remove_dims(isl._isl.dim_type.out, 0, len(sym_exvars) * 2) if not Extend: z = z.apply(_rap) fsnew_tiletry.fs_new(isl_rel, isl_relplus, rtile, LPetit, dane, plik, SIMPLIFY, rapp, exact_rplus, z, sym_exvars, maxl, step, isl_TILEprim, vars) # przelec po blokach znajdz relacje jak nie ma to parallel
def sfs(plik, L=0, SIMPLIFY=False, fs=0, acc=False): LPetit = "tmp/tmp_petit" + str(L) + ".t" LDeps = "tmp/deps" + str(L) + ".txt" linestring = open(plik, 'r').read() lines = linestring.split('\n') petit_loop = convert_loop.convert_loop(lines) petit_loop.insert(0, "! start") file = open(LPetit, 'w') for line in petit_loop: file.write(line + '\n') file.close() loop = Dependence.Kernel_Loop(LPetit) #cmd = gen.path_petit + " " + LPetit + " > " + LDeps #process = subprocess.Popen(cmd, shell=True, stdout=subprocess.PIPE) #process.wait() #dane = gen.RelPrint(LPetit, 1) dane = loop.dane isl_rel = loop.isl_rel new_rel = relation_util.ReduceR(isl_rel) #isl_rel = new_rel #experimental instrukcje = loop.instrukcje # ------------------------ #dane2 = [] #sts = imperf_tile.Get_ST(LPetit, dane2) #dane2 = dane2 + sts #combo = loop_tools.ReadStatementNests(LPetit, dane2) # Create LD # isl_rel2 = Dependence.Create_LD_petit(str(L), petit_loop) # ld_rel = isl_rel2.identity(isl_rel2.get_space()) # s1 = isl_rel2.domain() # s2 = isl_rel2.range() # s_all = s1.union(s2).coalesce() # s1 = isl_rel.domain() # s2 = isl_rel.range() # s_rel = s1.union(s2).coalesce() # ind = s_all.subtract(s_rel).coalesce() # print ind #sys.exit(0) # ------------------------ #print dane #dane = dane.split("#") #rel = dane[0] #dane.remove(rel) #dane = list(set(dane)) #isl_rel = isl.Map(str(rel)).coalesce() #print isl_rel SQ = False if (SQ): #print isl_rel RR = isl.Map("{[i,j,k,v] -> [i,j',k',v']}") isl_rel = isl_rel.intersect(RR).coalesce() #isl_rel = isl_rel.set_dim_name(isl.dim_type.in_, 0, "i") #isl_rel = isl_rel.set_dim_name(isl.dim_type.out, 0, "i'") #c= isl.Constraint.eq_from_names(isl_rel.get_space(), {"i": 1, "i'":-1}) #isl_rel = isl_rel.add_constraint(c).coalesce() #rel_= isl.Map(str('{[i,j,k,v]->[i,jj,kk,v]}')) #isl_rel = isl_rel.intersect(rel_).coalesce() isl_relclosure = isl_rel.transitive_closure() exact = isl_relclosure[1] isl_relclosure = isl_relclosure[0] isl_relplus = isl_relclosure isl_ident = isl_rel.identity(isl_rel.get_space()) isl_relclosure = isl_relclosure.union(isl_ident).coalesce() # R* = R+ u I # ------------------------------ vars = [] for i in range(0, isl_rel.dim(isl.dim_type.in_) - 1): vars.append('i' + str(i)) rap = GetRapply(vars, instrukcje, len(instrukcje) - 1) # ------------------------------ if (fs == 1): fs_rk.fs_rk(isl_rel, isl_relplus, Create_UDS(isl_rel), LPetit, dane, plik, SIMPLIFY, rap, acc, loop) sys.exit() if (fs == 2): # na samym R+ fs_new.fs_new(isl_rel, isl_relplus, isl_relclosure, Create_UDS(isl_rel), LPetit, dane, plik, SIMPLIFY, rap, acc, loop, exact) sys.exit() srepr = Create_Srepr(isl_rel, isl_relclosure) rucs = srepr[1] srepr = srepr[0] #experimetnal # !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! # srepr = srepr.union(ind).coalesce() srepr_loop = iscc.iscc_communicate("L :=" + str(srepr) + "; codegen L;") print srepr_loop srepr_loop = srepr_loop.split('\n') for i in range(0, len(srepr_loop)): if "for" in srepr_loop[i]: srepr_loop.insert(i, "#pragma omp parallel for") break st_reg = re.compile('\s*\(.*\);') vecs = [] taby = [] for line in srepr_loop: if (st_reg.match(line)): vecs.append(isl.Set(iscc.s1_to_vec2(line, len(vecs)))) taby.append(iscc.correct.whites(line)) #print srepr_loop rucs_s = rucs.transitive_closure()[0].coalesce() for i in range(0, len(vecs)): vecs[i] = isl_rel.domain().intersect(vecs[i]).coalesce() slices = [] for vec in vecs: slice = vec if (not rucs.is_empty()): slice_ = slice.apply(rucs_s) slice = slice.union(slice_).coalesce() slice = slice.apply(isl_relclosure) if (SIMPLIFY): slice = imperf_tile.SimplifySlice(slice) slice = slice.apply(rap) slices.append(slice.coalesce()) cmd = "" for i in range(0, len(vecs)): print slices[i] cmd = cmd + "codegen " + str(slices[i]) + ';print "###";' cmd = iscc.iscc_communicate(cmd) cmd = cmd.split('"###"') #print cmd new_loop = [] i = 0 for line in srepr_loop: if (st_reg.match(line)): petla = cmd[i].split('\n') for s in petla: new_loop.append(taby[i] + s) i = i + 1 else: new_loop.append(line) nloop = "" for line in new_loop: if line != '': nloop = nloop + line + "\n" nloop = nloop[:-1] nloop = nloop.split('\n') nloop = tiling_v3.postprocess_loop(nloop) print nloop lines = nloop.split('\n') if (acc): lines = openacc.CreateACCCode(lines, loop.var_st) loop = imperf_tile.RestoreStatements(lines, LPetit, dane, 0, 1, []) for i in range(0, 5): if (loop[-1] == '\n'): loop = loop[:-1] loop = loop + "\n" base = os.path.basename(plik) nazwa = os.path.splitext(base)[0] + "_slicing" + os.path.splitext(base)[1] text_file = open(nazwa, "w") text_file.write(loop) text_file.close() print nazwa + ' was created.'
def fs_rk(rel, rel_plus, uds, LPetit, dane, plik, SIMPLIFY, rap, acc, loop): aprox = 0 rk = rel.power() #Rk if (rk[1] == 0): print "rk approximated..." aprox = 1 rk = rk[0].coalesce() rk = isl.Map(iscc.RepairRk(str(rk), 0)) # przesun k do symb sk = uds.apply(rk).subtract(uds.apply(rk).apply(rel_plus)).coalesce() sq_sk = sk sk = sk.insert_dims(isl.dim_type.set, 0, 1) sk = sk.set_dim_name(isl.dim_type.set, 0, "ink") c = isl.Constraint.eq_from_names(sk.get_space(), {"k": -1, "ink": 1}) sk = sk.add_constraint(c) sk = tiling_v3.Project(sk, ["k"]) sq_sk2 = sk SQ = False if (SQ): sk = get_sq(sq_sk, sq_sk2, uds) else: uds = uds.insert_dims(isl.dim_type.set, 0, 1) uds = uds.set_dim_name(isl.dim_type.set, 0, "ink") c = isl.Constraint.eq_from_names(sk.get_space(), {1: 0, "ink": 1}) uds = uds.add_constraint(c) sk = sk.union(uds).coalesce() #if(SIMPLIFY): sk = imperf_tile.SimplifySlice(sk) rap = rap.insert_dims(isl.dim_type.in_, 0, 1) rap = rap.insert_dims(isl.dim_type.out, 0, 1) rap = rap.set_dim_name(isl.dim_type.in_, 0, 'ik1') rap = rap.set_dim_name(isl.dim_type.out, 0, 'ok1') c = isl.Constraint.eq_from_names(rap.get_space(), {'ik1': -1, 'ok1': 1}) rap = rap.add_constraint(c) rap = rap.coalesce() #print rap sk = sk.apply(rap) print sk if (aprox == 1): if (sk.is_bounded()): print "Approximation (no perfect FS) but Sk is bounded" else: print "Sk is not bounded. The result may not be valid!" else: print 'Rk exact' if (sk.is_bounded()): print 'Sk bounded.' else: print 'Sk NOT bounded' nloop = iscc.iscc_communicate("L :=" + str(sk) + "; codegen L;") # CODEGEN nloop = tiling_v3.postprocess_loop(nloop.split('\n')) lines = tiling_schedule.fs_pragma(nloop) if (acc): lines = openacc.CreateACCCode(lines, loop.var_st) loop = imperf_tile.RestoreStatements(lines, LPetit, dane, 1, 1, [], 1) for i in range(0, 5): if (loop[-1] == '\n'): loop = loop[:-1] loop = loop + "\n" base = os.path.basename(plik) nazwa = os.path.splitext(base)[0] + "_fs" + os.path.splitext(base)[1] text_file = open(nazwa, "w") text_file.write(loop) text_file.close() print nazwa + ' was created.'