tests: remove some very-old useless tests

[nit.git] / src / global_compiler.nit

diff --git a/src/global_compiler.nit b/src/global_compiler.nit
index ce8fde1..8c6ac6c 100644 (file)
--- a/src/global_compiler.nit
+++ b/src/global_compiler.nit
@@ -26,6 +26,29 @@ module global_compiler
 import abstract_compiler
 import rapid_type_analysis
 
+redef class ToolContext
+       # option --global
+       var opt_global = new OptionBool("Use global compilation", "--global")
+
+       var global_compiler_phase = new GlobalCompilerPhase(self, null)
+
+       redef init do
+               super
+               option_context.add_option(opt_global)
+       end
+end
+
+class GlobalCompilerPhase
+       super Phase
+       redef fun process_mainmodule(mainmodule, given_mmodules) do
+               if not toolcontext.opt_global.value then return
+
+               var modelbuilder = toolcontext.modelbuilder
+               var analysis = modelbuilder.do_rapid_type_analysis(mainmodule)
+               modelbuilder.run_global_compiler(mainmodule, analysis)
+       end
+end
+
 redef class ModelBuilder
        # Entry point to performs a global compilation on the AST of a complete program.
        # `mainmodule` is the main module of the program
@@ -165,6 +188,7 @@ class GlobalCompiler
 
                if mtype.mclass.name == "NativeArray" then
                        # NativeArrays are just a instance header followed by an array of values
+                       v.add_decl("int length;")
                        v.add_decl("{mtype.arguments.first.ctype} values[1];")
                end
 
@@ -212,6 +236,7 @@ class GlobalCompiler
                if is_native_array then
                        var mtype_elt = mtype.arguments.first
                        v.add("{res} = nit_alloc(sizeof(struct {mtype.c_name}) + length*sizeof({mtype_elt.ctype}));")
+                       v.add("((struct {mtype.c_name}*){res})->length = length;")
                else
                        v.add("{res} = nit_alloc(sizeof(struct {mtype.c_name}));")
                end
@@ -268,7 +293,7 @@ class GlobalCompilerVisitor
                        var res = self.new_var(mtype)
                        if not compiler.runtime_type_analysis.live_types.has(valtype) then
                                self.add("/*no autobox from {value.mtype} to {mtype}: {value.mtype} is not live! */")
-                               self.add("printf(\"Dead code executed!\\n\"); show_backtrace(1);")
+                               self.add("PRINT_ERROR(\"Dead code executed!\\n\"); show_backtrace(1);")
                                return res
                        end
                        self.add("{res} = BOX_{valtype.c_name}({value}); /* autobox from {value.mtype} to {mtype} */")
@@ -279,7 +304,7 @@ class GlobalCompilerVisitor
                        # Bad things will appen!
                        var res = self.new_var(mtype)
                        self.add("/* {res} left unintialized (cannot convert {value.mtype} to {mtype}) */")
-                       self.add("printf(\"Cast error: Cannot cast %s to %s.\\n\", \"{value.mtype}\", \"{mtype}\"); show_backtrace(1);")
+                       self.add("PRINT_ERROR(\"Cast error: Cannot cast %s to %s.\\n\", \"{value.mtype}\", \"{mtype}\"); show_backtrace(1);")
                        return res
                end
        end
@@ -318,6 +343,9 @@ class GlobalCompilerVisitor
                else if pname == "[]=" then
                        self.add("{recv}[{arguments[1]}]={arguments[2]};")
                        return
+               else if pname == "length" then
+                       self.ret(self.new_expr("((struct {arguments[0].mcasttype.c_name}*){arguments[0]})->length", ret_type.as(not null)))
+                       return
                else if pname == "copy_to" then
                        var recv1 = "((struct {arguments[1].mcasttype.c_name}*){arguments[1]})->values"
                        self.add("memcpy({recv1},{recv},{arguments[2]}*sizeof({elttype.ctype}));")
@@ -325,6 +353,12 @@ class GlobalCompilerVisitor
                end
        end
 
+       redef fun native_array_instance(elttype: MType, length: RuntimeVariable): RuntimeVariable
+       do
+               var ret_type = self.get_class("NativeArray").get_mtype([elttype])
+               return self.new_expr("NEW_{ret_type.c_name}({length})", ret_type)
+       end
+
        redef fun calloc_array(ret_type, arguments)
        do
                self.ret(self.new_expr("NEW_{ret_type.c_name}({arguments[1]})", ret_type))
@@ -558,7 +592,7 @@ class GlobalCompilerVisitor
        fun bugtype(recv: RuntimeVariable)
        do
                if recv.mtype.ctype != "val*" then return
-               self.add("fprintf(stderr, \"BTD BUG: Dynamic type is %s, static type is %s\\n\", class_names[{recv}->classid], \"{recv.mcasttype}\");")
+               self.add("PRINT_ERROR(\"BTD BUG: Dynamic type is %s, static type is %s\\n\", class_names[{recv}->classid], \"{recv.mcasttype}\");")
                self.add("show_backtrace(1);")
        end