X-Git-Url: http://nitlanguage.org diff --git a/src/abstract_compiler.nit b/src/abstract_compiler.nit index cef1c5b..99b84be 100644 --- a/src/abstract_compiler.nit +++ b/src/abstract_compiler.nit @@ -29,6 +29,8 @@ redef class ToolContext var opt_output: OptionString = new OptionString("Output file", "-o", "--output") # --no-cc var opt_no_cc: OptionBool = new OptionBool("Do not invoke C compiler", "--no-cc") + # --no-main + var opt_no_main: OptionBool = new OptionBool("Do not generate main entry point", "--no-main") # --cc-paths var opt_cc_path: OptionArray = new OptionArray("Set include path for C header files (may be used more than once)", "--cc-path") # --make-flags @@ -41,8 +43,8 @@ redef class ToolContext var opt_no_shortcut_range: OptionBool = new OptionBool("Always insantiate a range and its iterator on 'for' loops", "--no-shortcut-range") # --no-check-covariance var opt_no_check_covariance: OptionBool = new OptionBool("Disable type tests of covariant parameters (dangerous)", "--no-check-covariance") - # --no-check-initialization - var opt_no_check_initialization: OptionBool = new OptionBool("Disable isset tests at the end of constructors (dangerous)", "--no-check-initialization") + # --no-check-attr-isset + var opt_no_check_attr_isset: OptionBool = new OptionBool("Disable isset tests before each attribute access (dangerous)", "--no-check-attr-isset") # --no-check-assert var opt_no_check_assert: OptionBool = new OptionBool("Disable the evaluation of explicit 'assert' and 'as' (dangerous)", "--no-check-assert") # --no-check-autocast @@ -53,19 +55,24 @@ redef class ToolContext var opt_typing_test_metrics: OptionBool = new OptionBool("Enable static and dynamic count of all type tests", "--typing-test-metrics") # --invocation-metrics var opt_invocation_metrics: OptionBool = new OptionBool("Enable static and dynamic count of all method invocations", "--invocation-metrics") + # --isset-checks-metrics + var opt_isset_checks_metrics: OptionBool = new OptionBool("Enable static and dynamic count of isset checks before attributes access", "--isset-checks-metrics") # --stacktrace var opt_stacktrace: OptionString = new OptionString("Control the generation of stack traces", "--stacktrace") # --no-gcc-directives var opt_no_gcc_directive = new OptionArray("Disable a advanced gcc directives for optimization", "--no-gcc-directive") + # --release + var opt_release = new OptionBool("Compile in release mode and finalize application", "--release") redef init do super - self.option_context.add_option(self.opt_output, self.opt_no_cc, self.opt_make_flags, self.opt_compile_dir, self.opt_hardening, self.opt_no_shortcut_range) - self.option_context.add_option(self.opt_no_check_covariance, self.opt_no_check_initialization, self.opt_no_check_assert, self.opt_no_check_autocast, self.opt_no_check_other) - self.option_context.add_option(self.opt_typing_test_metrics, self.opt_invocation_metrics) + self.option_context.add_option(self.opt_output, self.opt_no_cc, self.opt_no_main, self.opt_make_flags, self.opt_compile_dir, self.opt_hardening, self.opt_no_shortcut_range) + self.option_context.add_option(self.opt_no_check_covariance, self.opt_no_check_attr_isset, self.opt_no_check_assert, self.opt_no_check_autocast, self.opt_no_check_other) + self.option_context.add_option(self.opt_typing_test_metrics, self.opt_invocation_metrics, self.opt_isset_checks_metrics) self.option_context.add_option(self.opt_stacktrace) self.option_context.add_option(self.opt_no_gcc_directive) + self.option_context.add_option(self.opt_release) end redef fun process_options(args) @@ -195,8 +202,12 @@ class MakefileToolchain do if self.toolcontext.opt_stacktrace.value == "nitstack" then compiler.build_c_to_nit_bindings + var platform = compiler.mainmodule.target_platform + var cc_opt_with_libgc = "-DWITH_LIBGC" + if platform != null and not platform.supports_libgc then cc_opt_with_libgc = "" + # Add gc_choser.h to aditionnal bodies - var gc_chooser = new ExternCFile("gc_chooser.c", "-DWITH_LIBGC") + var gc_chooser = new ExternCFile("gc_chooser.c", cc_opt_with_libgc) compiler.extern_bodies.add(gc_chooser) compiler.files_to_copy.add "{cc_paths.first}/gc_chooser.c" compiler.files_to_copy.add "{cc_paths.first}/gc_chooser.h" @@ -281,18 +292,19 @@ class MakefileToolchain self.toolcontext.info("Total C source files to compile: {cfiles.length}", 2) end + fun makefile_name(mainmodule: MModule): String do return "{mainmodule.name}.mk" + + fun default_outname(mainmodule: MModule): String do return mainmodule.name + fun write_makefile(compiler: AbstractCompiler, compile_dir: String, cfiles: Array[String]) do var mainmodule = compiler.mainmodule - var outname = self.toolcontext.opt_output.value - if outname == null then - outname = "{mainmodule.name}" - end + var outname = self.toolcontext.opt_output.value or else default_outname(mainmodule) var orig_dir=".." # FIXME only works if `compile_dir` is a subdirectory of cwd var outpath = orig_dir.join_path(outname).simplify_path - var makename = "{mainmodule.name}.mk" + var makename = makefile_name(mainmodule) var makepath = "{compile_dir}/{makename}" var makefile = new OFStream.open(makepath) @@ -360,7 +372,7 @@ class MakefileToolchain fun compile_c_code(compiler: AbstractCompiler, compile_dir: String) do - var makename = "{compiler.mainmodule.name}.mk" # FIXME duplicated from write_makefile + var makename = makefile_name(compiler.mainmodule) var makeflags = self.toolcontext.opt_make_flags.value if makeflags == null then makeflags = "" @@ -489,6 +501,12 @@ abstract class AbstractCompiler self.header.add_decl("#include ") self.header.add_decl("#include ") self.header.add_decl("#include \"gc_chooser.h\"") + self.header.add_decl("#ifdef ANDROID") + self.header.add_decl(" #include ") + self.header.add_decl(" #define PRINT_ERROR(...) (void)__android_log_print(ANDROID_LOG_WARN, \"Nit\", __VA_ARGS__)") + self.header.add_decl("#else") + self.header.add_decl(" #define PRINT_ERROR(...) fprintf(stderr, __VA_ARGS__)") + self.header.add_decl("#endif") compile_header_structs compile_nitni_structs @@ -536,12 +554,19 @@ abstract class AbstractCompiler var v = self.new_visitor v.add_decl("#include ") var ost = modelbuilder.toolcontext.opt_stacktrace.value + var platform = mainmodule.target_platform if ost == null then - ost = "nitstack" + if platform != null and not platform.supports_libunwind then + ost = "none" + else + ost = "nitstack" + end modelbuilder.toolcontext.opt_stacktrace.value = ost end + if platform != null and platform.no_main then modelbuilder.toolcontext.opt_no_main.value = true + if ost == "nitstack" or ost == "libunwind" then v.add_decl("#define UNW_LOCAL_ONLY") v.add_decl("#include ") @@ -573,8 +598,15 @@ abstract class AbstractCompiler v.compiler.header.add_decl("extern long count_invoke_by_inline;") end + if self.modelbuilder.toolcontext.opt_isset_checks_metrics.value then + v.add_decl("long count_attr_reads = 0;") + v.add_decl("long count_isset_checks = 0;") + v.compiler.header.add_decl("extern long count_attr_reads;") + v.compiler.header.add_decl("extern long count_isset_checks;") + end + v.add_decl("void sig_handler(int signo)\{") - v.add_decl("printf(\"Caught signal : %s\\n\", strsignal(signo));") + v.add_decl("PRINT_ERROR(\"Caught signal : %s\\n\", strsignal(signo));") v.add_decl("show_backtrace(signo);") v.add_decl("\}") @@ -588,30 +620,34 @@ abstract class AbstractCompiler v.add_decl("char* procname = malloc(sizeof(char) * 100);") v.add_decl("unw_getcontext(&uc);") v.add_decl("unw_init_local(&cursor, &uc);") - v.add_decl("printf(\"-------------------------------------------------\\n\");") - v.add_decl("printf(\"-- Stack Trace ------------------------------\\n\");") - v.add_decl("printf(\"-------------------------------------------------\\n\");") + v.add_decl("PRINT_ERROR(\"-------------------------------------------------\\n\");") + v.add_decl("PRINT_ERROR(\"-- Stack Trace ------------------------------\\n\");") + v.add_decl("PRINT_ERROR(\"-------------------------------------------------\\n\");") v.add_decl("while (unw_step(&cursor) > 0) \{") v.add_decl(" unw_get_proc_name(&cursor, procname, 100, &ip);") if ost == "nitstack" then v.add_decl(" const char* recv = get_nit_name(procname, strlen(procname));") v.add_decl(" if (recv != NULL)\{") - v.add_decl(" printf(\"` %s\\n\", recv);") + v.add_decl(" PRINT_ERROR(\"` %s\\n\", recv);") v.add_decl(" \}else\{") - v.add_decl(" printf(\"` %s\\n\", procname);") + v.add_decl(" PRINT_ERROR(\"` %s\\n\", procname);") v.add_decl(" \}") else - v.add_decl(" printf(\"` %s \\n\",procname);") + v.add_decl(" PRINT_ERROR(\"` %s \\n\",procname);") end v.add_decl("\}") - v.add_decl("printf(\"-------------------------------------------------\\n\");") + v.add_decl("PRINT_ERROR(\"-------------------------------------------------\\n\");") v.add_decl("free(procname);") v.add_decl("\}") end v.add_decl("exit(signo);") v.add_decl("\}") - v.add_decl("int main(int argc, char** argv) \{") + if modelbuilder.toolcontext.opt_no_main.value then + v.add_decl("int nit_main(int argc, char** argv) \{") + else + v.add_decl("int main(int argc, char** argv) \{") + end v.add("signal(SIGABRT, sig_handler);") v.add("signal(SIGFPE, sig_handler);") @@ -672,6 +708,12 @@ abstract class AbstractCompiler v.add("printf(\"direct: %ld (%.2f%%)\\n\", count_invoke_by_direct, 100.0*count_invoke_by_direct/count_invoke_total);") v.add("printf(\"inlined: %ld (%.2f%%)\\n\", count_invoke_by_inline, 100.0*count_invoke_by_inline/count_invoke_total);") end + + if self.modelbuilder.toolcontext.opt_isset_checks_metrics.value then + v.add("printf(\"# dynamic attribute reads: %ld\\n\", count_attr_reads);") + v.add("printf(\"# dynamic isset checks: %ld\\n\", count_isset_checks);") + end + v.add("return 0;") v.add("\}") end @@ -851,6 +893,8 @@ abstract class AbstractCompilerVisitor return self.send(callsite.mproperty, args) end + fun native_array_instance(elttype: MType, length: RuntimeVariable): RuntimeVariable is abstract + fun calloc_array(ret_type: MType, arguments: Array[RuntimeVariable]) is abstract fun native_array_def(pname: String, ret_type: nullable MType, arguments: Array[RuntimeVariable]) is abstract @@ -1189,16 +1233,16 @@ abstract class AbstractCompilerVisitor # used by aborts, asserts, casts, etc. fun add_abort(message: String) do - self.add("fprintf(stderr, \"Runtime error: %s\", \"{message.escape_to_c}\");") + self.add("PRINT_ERROR(\"Runtime error: %s\", \"{message.escape_to_c}\");") add_raw_abort end fun add_raw_abort do if self.current_node != null and self.current_node.location.file != null then - self.add("fprintf(stderr, \" (%s:%d)\\n\", \"{self.current_node.location.file.filename.escape_to_c}\", {current_node.location.line_start});") + self.add("PRINT_ERROR(\" (%s:%d)\\n\", \"{self.current_node.location.file.filename.escape_to_c}\", {current_node.location.line_start});") else - self.add("fprintf(stderr, \"\\n\");") + self.add("PRINT_ERROR(\"\\n\");") end self.add("show_backtrace(1);") end @@ -1209,7 +1253,7 @@ abstract class AbstractCompilerVisitor var res = self.type_test(value, mtype, tag) self.add("if (unlikely(!{res})) \{") var cn = self.class_name_string(value) - self.add("fprintf(stderr, \"Runtime error: Cast failed. Expected `%s`, got `%s`\", \"{mtype.to_s.escape_to_c}\", {cn});") + self.add("PRINT_ERROR(\"Runtime error: Cast failed. Expected `%s`, got `%s`\", \"{mtype.to_s.escape_to_c}\", {cn});") self.add_raw_abort self.add("\}") end @@ -1530,6 +1574,7 @@ redef class MMethodDef # Can the body be inlined? fun can_inline(v: VISITOR): Bool do + if is_abstract then return true var modelbuilder = v.compiler.modelbuilder if modelbuilder.mpropdef2npropdef.has_key(self) then var npropdef = modelbuilder.mpropdef2npropdef[self] @@ -1595,20 +1640,23 @@ end redef class APropdef fun compile_to_c(v: AbstractCompilerVisitor, mpropdef: MMethodDef, arguments: Array[RuntimeVariable]) do - v.add("printf(\"NOT YET IMPLEMENTED {class_name} {mpropdef} at {location.to_s}\\n\");") + v.add("PRINT_ERROR(\"NOT YET IMPLEMENTED {class_name} {mpropdef} at {location.to_s}\\n\");") debug("Not yet implemented") end fun can_inline: Bool do return true end -redef class AConcreteMethPropdef +redef class AMethPropdef redef fun compile_to_c(v, mpropdef, arguments) do - for i in [0..mpropdef.msignature.arity[ do - var variable = self.n_signature.n_params[i].variable.as(not null) - v.assign(v.variable(variable), arguments[i+1]) + if mpropdef.is_abstract then + var cn = v.class_name_string(arguments.first) + v.add("PRINT_ERROR(\"Runtime error: Abstract method `%s` called on `%s`\", \"{mpropdef.mproperty.name.escape_to_c}\", {cn});") + v.add_raw_abort + return end + # Call the implicit super-init var auto_super_inits = self.auto_super_inits if auto_super_inits != null then @@ -1621,7 +1669,23 @@ redef class AConcreteMethPropdef v.compile_callsite(auto_super_init, args) end end - v.stmt(self.n_block) + + var n_block = n_block + if n_block != null then + for i in [0..mpropdef.msignature.arity[ do + var variable = self.n_signature.n_params[i].variable.as(not null) + v.assign(v.variable(variable), arguments[i+1]) + end + v.stmt(n_block) + else if mpropdef.is_intern then + compile_intern_to_c(v, mpropdef, arguments) + else if mpropdef.is_extern then + if mpropdef.mproperty.is_init then + compile_externinit_to_c(v, mpropdef, arguments) + else + compile_externmeth_to_c(v, mpropdef, arguments) + end + end end redef fun can_inline @@ -1633,16 +1697,16 @@ redef class AConcreteMethPropdef if nblock isa ABlockExpr and nblock.n_expr.length == 0 then return true return false end -end -redef class AInternMethPropdef - redef fun compile_to_c(v, mpropdef, arguments) + fun compile_intern_to_c(v: AbstractCompilerVisitor, mpropdef: MMethodDef, arguments: Array[RuntimeVariable]) do var pname = mpropdef.mproperty.name var cname = mpropdef.mclassdef.mclass.name var ret = mpropdef.msignature.return_mtype if ret != null then ret = v.resolve_for(ret, arguments.first) + else if mpropdef.mproperty.is_new then + ret = arguments.first.mcasttype end if pname != "==" and pname != "!=" then v.adapt_signature(mpropdef, arguments) @@ -1822,6 +1886,9 @@ redef class AInternMethPropdef else if pname == "atoi" then v.ret(v.new_expr("atoi({arguments[0]});", ret.as(not null))) return + else if pname == "init" then + v.ret(v.new_expr("(char*)nit_alloc({arguments[1]})", ret.as(not null))) + return end else if cname == "NativeArray" then v.native_array_def(pname, ret, arguments) @@ -1866,18 +1933,16 @@ redef class AInternMethPropdef v.ret(v.new_expr("glob_argv[{arguments[1]}]", ret.as(not null))) return end - v.add("printf(\"NOT YET IMPLEMENTED {class_name}:{mpropdef} at {location.to_s}\\n\");") + v.add("PRINT_ERROR(\"NOT YET IMPLEMENTED {class_name}:{mpropdef} at {location.to_s}\\n\");") debug("Not implemented {mpropdef}") end -end -redef class AExternMethPropdef - redef fun compile_to_c(v, mpropdef, arguments) + fun compile_externmeth_to_c(v: AbstractCompilerVisitor, mpropdef: MMethodDef, arguments: Array[RuntimeVariable]) do var externname var nextern = self.n_extern if nextern == null then - v.add("fprintf(stderr, \"NOT YET IMPLEMENTED nitni for {mpropdef} at {location.to_s}\\n\");") + v.add("PRINT_ERROR(\"NOT YET IMPLEMENTED nitni for {mpropdef} at {location.to_s}\\n\");") v.add("show_backtrace(1);") return end @@ -1901,15 +1966,13 @@ redef class AExternMethPropdef v.ret(res) end end -end -redef class AExternInitPropdef - redef fun compile_to_c(v, mpropdef, arguments) + fun compile_externinit_to_c(v: AbstractCompilerVisitor, mpropdef: MMethodDef, arguments: Array[RuntimeVariable]) do var externname var nextern = self.n_extern if nextern == null then - v.add("printf(\"NOT YET IMPLEMENTED nitni for {mpropdef} at {location.to_s}\\n\");") + v.add("PRINT_ERROR(\"NOT YET IMPLEMENTED nitni for {mpropdef} at {location.to_s}\\n\");") v.add("show_backtrace(1);") return end @@ -1979,11 +2042,11 @@ redef class AClassdef if mpropdef == self.mfree_init then var super_inits = self.super_inits if super_inits != null then - assert arguments.length == 1 + var args_of_super = arguments + if arguments.length > 1 then args_of_super = [arguments.first] for su in super_inits do - v.send(su, arguments) + v.send(su, args_of_super) end - return end var recv = arguments.first var i = 1 @@ -2000,21 +2063,12 @@ redef class AClassdef end end -redef class ADeferredMethPropdef - redef fun compile_to_c(v, mpropdef, arguments) do - var cn = v.class_name_string(arguments.first) - v.add("fprintf(stderr, \"Runtime error: Abstract method `%s` called on `%s`\", \"{mpropdef.mproperty.name.escape_to_c}\", {cn});") - v.add_raw_abort - end - redef fun can_inline do return true -end - redef class AExpr # Try to compile self as an expression # Do not call this method directly, use `v.expr` instead private fun expr(v: AbstractCompilerVisitor): nullable RuntimeVariable do - v.add("printf(\"NOT YET IMPLEMENTED {class_name}:{location.to_s}\\n\");") + v.add("PRINT_ERROR(\"NOT YET IMPLEMENTED {class_name}:{location.to_s}\\n\");") var mtype = self.mtype if mtype == null then return null @@ -2540,7 +2594,7 @@ redef class ASuperExpr if callsite != null then # Add additionnals arguments for the super init call if args.length == 1 then - for i in [0..callsite.mproperty.intro.msignature.arity[ do + for i in [0..callsite.msignature.arity[ do args.add(v.frame.arguments[i+1]) end end @@ -2564,13 +2618,18 @@ redef class ANewExpr var mtype = self.mtype.as(MClassType) var recv var ctype = mtype.ctype - if ctype == "val*" then + if mtype.mclass.name == "NativeArray" then + assert self.n_args.n_exprs.length == 1 + var l = v.expr(self.n_args.n_exprs.first, null) + assert mtype isa MGenericType + var elttype = mtype.arguments.first + return v.native_array_instance(elttype, l) + else if ctype == "val*" then recv = v.init_instance(mtype) else if ctype == "void*" then recv = v.new_expr("NULL/*special!*/", mtype) else - debug("cannot new {mtype}") - abort + recv = v.new_expr("({ctype})0/*special!*/", mtype) end var args = [recv] for a in self.n_args.n_exprs do @@ -2674,3 +2733,44 @@ redef class MModule # Note: can return null instead of an empty set fun collect_linker_libs: nullable Set[String] do return null end + +# Create a tool context to handle options and paths +var toolcontext = new ToolContext + +var opt_mixins = new OptionArray("Additionals module to min-in", "-m") +toolcontext.option_context.add_option(opt_mixins) + +toolcontext.tooldescription = "Usage: nitg [OPTION]... file.nit\nCompiles Nit programs." + +# We do not add other options, so process them now! +toolcontext.process_options(args) + +# We need a model to collect stufs +var model = new Model +# An a model builder to parse files +var modelbuilder = new ModelBuilder(model, toolcontext) + +var arguments = toolcontext.option_context.rest +if arguments.length > 1 then + print "Too much arguments: {arguments.join(" ")}" + print toolcontext.tooldescription + exit 1 +end +var progname = arguments.first + +# Here we load an process all modules passed on the command line +var mmodules = modelbuilder.parse([progname]) +mmodules.add_all modelbuilder.parse(opt_mixins.value) + +if mmodules.is_empty then return +modelbuilder.run_phases + +var mainmodule +if mmodules.length == 1 then + mainmodule = mmodules.first +else + mainmodule = new MModule(model, null, mmodules.first.name, mmodules.first.location) + mainmodule.set_imported_mmodules(mmodules) +end + +toolcontext.run_global_phases(mmodules)