Unresolved differences between gdc/dmd front ends

Author: ibuclaw

src/aggregate.h

@@ -218,9 +218,6 @@ struct BaseClass
     void copyBaseInterfaces(BaseClasses *);
 };
 
-#define CLASSINFO_SIZE_64  0x98         // value of ClassInfo.size
-#define CLASSINFO_SIZE  (0x3C+12+4)     // value of ClassInfo.size
-
 struct ClassFlags
 {
     typedef unsigned Type;

src/arraytypes.h

@@ -68,7 +68,11 @@ typedef Array<class GotoStatement *> GotoStatements;
 
 typedef Array<class TemplateInstance *> TemplateInstances;
 
+#ifdef IN_GCC
+typedef Array<struct Label *> Blocks;
+#else
 typedef Array<struct block *> Blocks;
+#endif
 
 typedef Array<struct Symbol *> Symbols;
 

src/declaration.h

@@ -534,10 +534,10 @@ class FuncDeclaration : public Declaration
                                         // scopes from having the same name
     VarDeclaration *vthis;              // 'this' parameter (member and nested)
     VarDeclaration *v_arguments;        // '_arguments' parameter
-#ifdef IN_GCC
+#ifdef IN_GCC // %%
     VarDeclaration *v_arguments_var;    // '_arguments' variable
     VarDeclaration *v_argptr;           // '_argptr' variable
-#endif
+#endif  // %%
     VarDeclaration *v_argsave;          // save area for args passed in registers for variadic functions
     VarDeclarations *parameters;        // Array of VarDeclaration's for parameters
     DsymbolTable *labtab;               // statement label symbol table

src/expression.c

@@ -118,7 +118,12 @@ Expression *getRightThis(Loc loc, Scope *sc, AggregateDeclaration *ad,
                     {
                         //printf("rewriting e1 to %s's this\n", f->toChars());
                         n++;
+#ifdef IN_GCC
+                        if (n > 1)
+                            e1 = new VarExp(loc, f->vthis);
+#else
                         e1 = new VarExp(loc, f->vthis);
+#endif
                     }
                     else
                     {

src/func.c

@@ -297,10 +297,10 @@ FuncDeclaration::FuncDeclaration(Loc loc, Loc endloc, Identifier *id, StorageCla
     localsymtab = NULL;
     vthis = NULL;
     v_arguments = NULL;
-#ifdef IN_GCC
+#ifdef IN_GCC  // %%
     v_argptr = NULL;
     v_arguments_var = NULL;
-#endif
+#endif  // %%
     v_argsave = NULL;
     parameters = NULL;
     labtab = NULL;
@@ -1333,7 +1333,7 @@ void FuncDeclaration::semantic3(Scope *sc)
         // Declare hidden variable _arguments[] and _argptr
         if (f->varargs == 1)
         {
-#ifndef IN_GCC
+#ifndef IN_GCC  // %%
             if (global.params.is64bit && !global.params.isWindows)
             {
                 // Declare save area for varargs registers
@@ -1353,7 +1353,7 @@ void FuncDeclaration::semantic3(Scope *sc)
                     v_argsave->parent = this;
                 }
             }
-#endif
+#endif  // %%
 
             if (f->linkage == LINKd)
             {
@@ -1885,11 +1885,11 @@ void FuncDeclaration::semantic3(Scope *sc)
             if (argptr)
             {
                 // Initialize _argptr
-#ifdef IN_GCC
+#ifdef IN_GCC // %%
                 // Handled in FuncDeclaration::toObjFile
                 v_argptr = argptr;
                 v_argptr->init = new VoidInitializer(loc);
-#else
+#else  // %%
                 Type *t = argptr->type;
                 if (global.params.is64bit && !global.params.isWindows)
                 {
@@ -1970,10 +1970,10 @@ void FuncDeclaration::semantic3(Scope *sc)
 
             if (_arguments)
             {
-#ifdef IN_GCC
+#ifdef IN_GCC  // %%
                 v_arguments_var = _arguments;
                 v_arguments_var->init = new VoidInitializer(loc);
-#endif
+#endif  // %%
                 /* Advance to elements[] member of TypeInfo_Tuple with:
                  *  _arguments = v_arguments.elements;
                  */

src/globals.h

@@ -121,6 +121,13 @@ struct Param
     const char *moduleDepsFile; // filename for deps output
     OutBuffer *moduleDeps;      // contents to be written to deps file
 
+#ifdef IN_GCC
+    const char *makeDepsFile;   // filename for make deps output
+    OutBuffer *makeDeps;        // contents to be written to make deps file
+    char makeDepsStyle;         // 0: include system header files
+                                // 1: ignore system header files
+#endif
+
     // Hidden debug switches
     bool debugb;
     bool debugc;

src/interpret.c

@@ -683,6 +683,16 @@ class CtfeCompiler : public Visitor
         // we can't compile asm statements
     }
 
+#ifdef IN_GCC
+    void visit(ExtAsmStatement *s)
+    {
+    #if LOGCOMPILE
+        printf("%s ExtAsmStatement::ctfeCompile\n", s->loc.toChars());
+    #endif
+        // we can't compile ext asm statements
+    }
+#endif
+
     void ctfeCompile(Statement *s)
     {
         s->accept(this);
@@ -1938,6 +1948,24 @@ class Interpreter : public Visitor
         result = CTFEExp::cantexp;
     }
 
+#ifdef IN_GCC
+    void visit(ExtAsmStatement *s)
+    {
+    #if LOG
+        printf("%s ExtAsmStatement::interpret()\n", s->loc.toChars());
+    #endif
+        if (istate->start)
+        {
+            if (istate->start != s)
+                return;
+            istate->start = NULL;
+        }
+
+        s->error("extended asm statements cannot be interpreted at compile time");
+        result = EXP_CANT_INTERPRET;
+    }
+#endif
+
     void visit(ImportStatement *s)
     {
     #if LOG

src/magicport.json

@@ -143,8 +143,6 @@
             [
                 "function isf",
                 "struct BaseClass",
-                "variable CLASSINFO_SIZE_64",
-                "variable CLASSINFO_SIZE",
                 "struct ClassFlags",
                 "struct ClassDeclaration",
                 "struct InterfaceDeclaration"

src/mtype.h

@@ -39,11 +39,11 @@ class TypeBasic;
 class Parameter;
 
 // Back end
-#ifdef IN_GCC
+#ifdef IN_GCC   // %%
 typedef union tree_node type;
-#else
+#else   // %%
 typedef struct TYPE type;
-#endif
+#endif  // %%
 
 void semanticTypeInfo(Scope *sc, Type *t);
 MATCH deduceType(RootObject *o, Scope *sc, Type *tparam, TemplateParameters *parameters, Objects *dedtypes, unsigned *wm = NULL, size_t inferStart = 0);