source: Deliverables/D2.2/8051/src/options.ml @ 1546

Last change on this file since 1546 was 1546, checked in by tranquil, 8 years ago

added an option to prevent reindexing transformations from taking place, regardless of optimization options

File size: 7.4 KB
Line 
1open Misc.ArgExt
2
3let default_choice       = "default"
4let option_settings_step = "during option settings"
5
6let language_from_string kind default s =
7  try 
8    Languages.from_string s
9  with Not_found -> 
10    if s = default_choice then 
11      default
12    else 
13      Error.global_error option_settings_step
14        (Printf.sprintf "`%s' is not a valid %s language." s kind)
15 
16let source_language_of_string   = language_from_string "source" Languages.Clight
17let source_language             = ref (source_language_of_string default_choice)
18let set_source_language s       = source_language := source_language_of_string s
19let get_source_language ()      = !source_language
20
21let target_language_of_string   = language_from_string "target" Languages.ASM
22let target_language             = ref (target_language_of_string default_choice)
23let set_target_language s       = target_language := target_language_of_string s
24let get_target_language ()      = !target_language
25
26let input_files                 = ref []
27let add_input_file f            = input_files := f :: !input_files
28let input_files ()              = !input_files
29
30let output_files                = ref None
31let set_output_files s          = output_files := Some s
32let get_output_files ()         = !output_files
33
34let annotation_flag             = ref false
35let request_annotation          = (:=) annotation_flag
36let annotation_requested ()     = !annotation_flag
37
38let interpretation_flag         = ref false
39let request_interpretation      = (:=) interpretation_flag
40let interpretation_requested () = !interpretation_flag
41
42let interpretations_flag         = ref false
43let request_interpretations      = (:=) interpretations_flag
44let interpretations_requested () = !interpretations_flag
45
46let debug_flag                  = ref false
47let set_debug                   = (:=) debug_flag
48let is_debug_enabled ()         = !debug_flag
49
50let reindex_flag                = ref true
51
52let transformations = ref []
53let reindexing_transformations = ref []
54let add_transformation, add_reindexing_transformation =
55  let add_to l t () = l := !l @ [t] in
56  add_to transformations, add_to reindexing_transformations
57let add_transformations (safe, reindexing) () =
58  transformations := !transformations @ safe ;
59  reindexing_transformations := !reindexing_transformations @ reindexing
60let get_transformations () =
61  if !reindex_flag then !transformations else
62  !transformations @ !reindexing_transformations
63
64let cost_ternary_flag           = ref true
65let set_cost_ternary            = (:=) cost_ternary_flag
66let is_cost_ternary_enabled ()  = !cost_ternary_flag
67
68let asm_pretty_flag             = ref false
69let set_asm_pretty              = (:=) asm_pretty_flag
70let is_asm_pretty ()            = !asm_pretty_flag
71
72let lustre_flag                 = ref false
73let set_lustre_file             = (:=) lustre_flag
74let is_lustre_file ()           = !lustre_flag
75
76let remove_lustre_externals       = ref false
77let set_remove_lustre_externals   = (:=) remove_lustre_externals
78let is_remove_lustre_externals () = !remove_lustre_externals
79
80let lustre_test                 = ref None
81let set_lustre_test s           = lustre_test := Some s
82let get_lustre_test ()          = !lustre_test
83
84let lustre_test_cases           = ref 100
85let set_lustre_test_cases       = (:=) lustre_test_cases
86let get_lustre_test_cases ()    = !lustre_test_cases
87
88let lustre_test_cycles          = ref 100
89let set_lustre_test_cycles      = (:=) lustre_test_cycles
90let get_lustre_test_cycles ()   = !lustre_test_cycles
91
92let lustre_test_min_int         = ref (-1000)
93let set_lustre_test_min_int     = (:=) lustre_test_min_int
94let get_lustre_test_min_int ()  = !lustre_test_min_int
95
96let lustre_test_max_int         = ref 1000
97let set_lustre_test_max_int     = (:=) lustre_test_max_int
98let get_lustre_test_max_int ()  = !lustre_test_max_int
99
100
101(*
102let print_result_flag           = ref false
103let set_print_result            = (:=) print_result_flag
104let is_print_result_enabled ()  = !print_result_flag
105*)
106
107let dev_test                    = ref false
108let set_dev_test                = (:=) dev_test
109let is_dev_test_enabled ()      = !dev_test
110
111let help_specify_opt_stage ?(reind = false) (trans : Languages.transformation) =
112  extra_doc (Printf.sprintf " [%sdone in %s]"
113               (if reind then "reindexing transformation, " else "")
114               (Languages.to_string (fst trans)))
115
116let basic_optimizations =
117  ([
118    ConstPropagation.trans;
119    CopyPropagation.trans;
120    RedundancyElimination.trans;
121    CopyPropagation.trans;
122    RedundancyElimination.trans
123  ],[
124    LoopPeeling.trans
125  ])
126
127let options = OptionsParsing.register [
128(*
129  "-s", Arg.String set_source_language,
130  " Choose the source language between:";
131  extra_doc " Clight, Cminor";
132  extra_doc " [default is C]";
133*)
134
135  "-l", Arg.String set_target_language,
136  " Choose the target language between:";
137  extra_doc " Clight, Cminor, RTLabs, RTL, ERTL, LTL, LIN, ASM";
138  extra_doc " [default is ASM]";
139
140  "-a", Arg.Set annotation_flag,
141  " Add cost annotations on the source code.";
142
143  "-i", Arg.Set interpretation_flag,
144  " Interpret the compiled code.";
145
146  "-is", Arg.Set interpretations_flag,
147  " Interpret all the compilation passes.";
148
149  "-d", Arg.Set debug_flag,
150  " Debugging mode.";
151
152  "-o", Arg.String set_output_files,
153  " Prefix of the output files.";
154
155  "-asm-pretty", Arg.Set asm_pretty_flag,
156  " Output a pretty-printed assembly file.";
157
158  "-lustre", Arg.Set lustre_flag,
159  " Input file is a Lustre file.";
160
161  "-remove-lustre-externals", Arg.Set remove_lustre_externals,
162  " Remove Lustre externals.";
163
164  "-lustre-test", Arg.String set_lustre_test,
165  " Input file is a Lustre file, testing requested.";
166
167  "-lustre-test-cases", Arg.Int set_lustre_test_cases,
168  " Set the number of test cases when testing a Lustre";
169  extra_doc " file.";
170  extra_doc " [default is 100]";
171
172  "-lustre-test-cycles", Arg.Int set_lustre_test_cycles,
173  " Set the number of cycles for each case when testing";
174  extra_doc " a Lustre file.";
175  extra_doc " [default is 100]";
176
177  "-lustre-test-min-int", Arg.Int set_lustre_test_min_int,
178  " Random int minimum value when testing a Lustre file.";
179  extra_doc " [default is -1000]";
180
181  "-lustre-test-max-int", Arg.Int set_lustre_test_max_int,
182  " Random int maximum value when testing a Lustre file.";
183  extra_doc " [default is 1000]";
184
185  "-peel", Arg.Unit (add_reindexing_transformation LoopPeeling.trans),
186  " Apply loop peeling.";
187    help_specify_opt_stage ~reind:true LoopPeeling.trans;
188
189  "-cst-prop", Arg.Unit (add_transformation ConstPropagation.trans),
190  " Apply constant propagation.";
191  help_specify_opt_stage ConstPropagation.trans;
192
193  "-cpy-prop", Arg.Unit (add_transformation CopyPropagation.trans),
194  " Apply copy propagation.";
195    help_specify_opt_stage CopyPropagation.trans;
196
197  "-pre", Arg.Unit (add_transformation RedundancyElimination.trans),
198  " Apply partial redundancy elimination.";
199    help_specify_opt_stage RedundancyElimination.trans;
200
201  "-unroll-for",
202  Arg.Int (fun i -> add_reindexing_transformation (
203    LoopUnrolling.trans ~factor:i ()) ()),
204  " Apply loop unrolling, specifying factor.";
205  help_specify_opt_stage ~reind:true (LoopUnrolling.trans ());
206
207  "-unroll", Arg.Unit (add_reindexing_transformation (LoopUnrolling.trans ())),
208  " Apply loop unrolling.";
209  help_specify_opt_stage ~reind:true (LoopUnrolling.trans ());
210
211  "-O", Arg.Unit (add_transformations basic_optimizations),
212  " Apply some optimizations.";
213
214  "-no-cost-tern",  Arg.Clear cost_ternary_flag,
215  " Replace cost ternary expressions with equivalent";
216  extra_doc " branch statements.";
217
218  "-no-reindex", Arg.Clear reindex_flag,
219  " Prevent optimizations that reindex labels.";
220(*
221  "-res", Arg.Set print_result_flag,
222  " Print the result of interpretations.";
223*)
224
225  "-dev", Arg.Set dev_test,
226  " Playground for developers.";
227]
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