update NOTICE and LICENSE
[nit.git] / src / nitc.nit
index 6a11696..b55dfeb 100644 (file)
 package nitc
 
 import abstracttool
-private import compiling
+import analysis
+import program
+import compiling
+import syntax
 
 # The main class of the nitcompiler program
 class NitCompiler
-special AbstractCompiler
+       super AbstractCompiler
        readable var _opt_output: OptionString = new OptionString("Output file", "-o", "--output")
        readable var _opt_boost: OptionBool = new OptionBool("Optimize compilation", "-O", "--boost")
-       readable var _opt_no_cc: OptionBool = new OptionBool("Do not invoke C compiler", "--no_cc")
+       readable var _opt_no_cc: OptionBool = new OptionBool("Do not invoke C compiler", "--no-cc")
+       readable var _opt_cc_no_link: OptionBool = new OptionBool("Do not invoke C linker", "--cc-no-link")
+       readable var _opt_cc_lib_paths: OptionArray = new OptionArray("Path to libraries for C compiler", "--cc-lib-path")
+       readable var _opt_cc_libs: OptionArray = new OptionArray("Name of library to use for C compiler", "--cc-lib-name")
+       readable var _opt_cc_include_paths: OptionArray = new OptionArray("Path to .h files for C compiler", "--cc-header-path")
        readable var _opt_global: OptionBool = new OptionBool("Use global compilation", "--global")
+       readable var _opt_global_no_STF_opt: OptionBool = new OptionBool("Do not use SFT optimization", "--no-global-SFT-optimization")
+       readable var _opt_global_no_DMR_opt: OptionBool = new OptionBool("Do not use dead method removal optimization", "--no-global-DMR-optimization")
+       readable var _opt_global_no_inline_get_set: OptionBool = new OptionBool("Do not automatically inline getters/setters", "--no-global-get-set-inlining")
+       readable var _opt_global_no_out_of_init_get_test_opt: OptionBool = new OptionBool("Do not remove get tests outside object initialization", "--no-global-OOIT-optimization")
+       readable var _opt_global_no_RFIMA: OptionBool = new OptionBool("Do not use a specialized algorithm to find reachable methods from initializers", "--no-global-RFIM-analysis")
+       readable var _opt_global_callgraph: OptionEnum = new OptionEnum(["none", "cha", "rta"], "The algorithm to use to build the callgraph", 2, "--global-callgraph")
        readable var _opt_clibdir: OptionString = new OptionString("NIT C library directory", "--clibdir")
        readable var _opt_bindir: OptionString = new OptionString("NIT tools directory", "--bindir")
        readable var _opt_compdir: OptionString = new OptionString("Intermediate compilation directory", "--compdir")
        readable var _opt_extension_prefix: OptionString = new OptionString("Append prefix to file extension", "-p", "--extension-prefix")
+       readable var _opt_output_format: OptionEnum = new OptionEnum(["none", "C", "icode"], "The type of code we want to be generated", 1, "--output-format")
 
        init
        do
                super("nitc")
-               option_context.add_option(opt_output, opt_boost, opt_no_cc, opt_global, opt_clibdir, opt_bindir, opt_compdir, opt_extension_prefix)
+               option_context.add_option(opt_output, opt_boost, opt_no_cc, opt_cc_no_link, opt_cc_libs, opt_cc_lib_paths, opt_cc_include_paths, opt_global, opt_clibdir, opt_bindir, opt_compdir, opt_extension_prefix, opt_global_no_STF_opt, opt_global_no_DMR_opt, opt_global_callgraph, opt_global_no_inline_get_set, opt_global_no_RFIMA, opt_global_no_out_of_init_get_test_opt, opt_output_format)
        end
 
        redef fun process_options
@@ -44,9 +58,19 @@ special AbstractCompiler
                output_file = opt_output.value
                boost = opt_boost.value
                no_cc = opt_no_cc.value
+               cc_link = not opt_cc_no_link.value
+               cc_lib_paths = opt_cc_lib_paths.value
+               cc_libs = opt_cc_libs.value
+               cc_include_paths = opt_cc_include_paths.value
                var ext = opt_extension_prefix.value
                if ext != null then ext_prefix = ext else ext_prefix = ""
                global = opt_global.value
+               use_SFT_optimization = not opt_global_no_STF_opt.value
+               no_dead_method_removal = opt_global_no_DMR_opt.value
+               no_inline_get_set = opt_global_no_inline_get_set.value
+               no_callgraph_from_init = opt_global_no_RFIMA.value
+               no_out_of_init_get_test_removal = opt_global_no_out_of_init_get_test_opt.value
+               global_callgraph = opt_global_callgraph.value_name
                compdir = opt_compdir.value
                if compdir == null then
                        var dir = once ("NIT_COMPDIR".to_symbol).environ
@@ -63,15 +87,14 @@ special AbstractCompiler
                if clibdir == null then
                        var dir = once ("NIT_DIR".to_symbol).environ
                        if dir.is_empty then 
-                               var dir = "{sys.program_name.dirname}/../lib"
+                               dir = "{sys.program_name.dirname}/../clib"
                                if dir.file_exists then clibdir = dir
                        else
-                               dir = "{dir}/lib"
+                               dir = "{dir}/clib"
                                if dir.file_exists then clibdir = dir
                        end
                        if clibdir == null then
-                               error("Error: Cannot locate NIT C library directory. Uses --clibdir or envvar NIT_DIR.")
-                               exit(1)
+                               fatal_error(null, "Error: Cannot locate NIT C library directory. Uses --clibdir or envvar NIT_DIR.")
                        end
                end
                bindir = opt_bindir.value
@@ -79,15 +102,14 @@ special AbstractCompiler
                if bindir == null then
                        var dir = once ("NIT_DIR".to_symbol).environ
                        if dir.is_empty then 
-                               var dir = "{sys.program_name.dirname}/../bin"
+                               dir = "{sys.program_name.dirname}/../bin"
                                if dir.file_exists then bindir = dir
                        else
                                dir = "{dir}/bin"
                                if dir.file_exists then bindir = dir
                        end
                        if bindir == null then
-                               error("Error: Cannot locate NIT tools directory. Uses --bindir or envvar NIT_DIR.")
-                               exit(1)
+                               fatal_error(null, "Error: Cannot locate NIT tools directory. Uses --bindir or envvar NIT_DIR.")
                        end
                end
        end
@@ -95,9 +117,22 @@ special AbstractCompiler
        redef fun perform_work(mods)
        do
                for mod in mods do
-                       mod.compile_prog_to_c(self)
+                       var p = new Program(mod, self)
+                       p.output_format = opt_output_format.value_name
+                       p.compute_main_method
+                       p.generate_allocation_iroutines
+                       if global then
+                               p.do_global_pre_analysis_optimizations
+                               p.do_global_analysis
+                               p.do_global_post_analysis_optimizations
+                               if opt_log.value then
+                                       p.dump_global_optimizations_information(log_directory)
+                                       p.dump_global_analysis_information(log_directory)
+                               end
+                       end
+                       p.do_table_computation
+                       p.compile_prog
                end
-
        end
 end