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hyung-hwan 2005-05-22 17:02:58 +00:00
parent ead9295698
commit 3e8db2c72a
2 changed files with 88 additions and 21 deletions
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89
ase/stx/bootstrap.c
View File

@ -1,5 +1,5 @@
/* /*
* $Id: bootstrap.c,v 1.2 2005-05-22 16:26:58 bacon Exp $ * $Id: bootstrap.c,v 1.3 2005-05-22 17:02:58 bacon Exp $
*/ */
#include <xp/stx/bootstrap.h> #include <xp/stx/bootstrap.h>
@ -10,6 +10,7 @@
#include <xp/stx/misc.h> #include <xp/stx/misc.h>
static void __create_bootstrapping_objects (xp_stx_t* stx); static void __create_bootstrapping_objects (xp_stx_t* stx);
static void __create_builtin_classes (xp_stx_t* stx);
struct class_info_t struct class_info_t
{ {
@ -95,6 +96,48 @@ static class_info_t class_info[] =
XP_NULL, XP_NULL,
XP_NULL XP_NULL
}, },
{
T("Method"),
T("Object"),
T("text message bytecodes literals stackSize temporarySize class"),
XP_NULL,
XP_NULL
},
{
T("Magnitude"),
T("Object"),
XP_NULL,
XP_NULL,
XP_NULL
},
{
T("Collection"),
T("Magnitude"),
XP_NULL,
XP_NULL,
XP_NULL
},
{
T("IndexedCollection"),
T("Collection"),
XP_NULL,
XP_NULL,
XP_NULL
},
{
T("SymbolTable"),
T("IndexedCollection"),
XP_NULL,
XP_NULL,
XP_NULL
},
{
T("SystemDictionary"),
T("IndexedCollection"),
XP_NULL,
XP_NULL,
XP_NULL
},
{ {
XP_NULL, XP_NULL,
XP_NULL, XP_NULL,
@ -111,12 +154,13 @@ int xp_stx_bootstrap (xp_stx_t* stx)
xp_stx_word_t tmp; xp_stx_word_t tmp;
__create_bootstrapping_objects (stx); __create_bootstrapping_objects (stx);
__create_builtin_classes (stx);
/* more initialization */ /* more initialization */
XP_STX_CLASS(stx,stx->symbol_table) = XP_STX_CLASS(stx,stx->symbol_table) =
xp_stx_new_class (stx, XP_STX_TEXT("SymbolTable")); xp_stx_lookup_class (stx, XP_STX_TEXT("SymbolTable"));
XP_STX_CLASS(stx,stx->smalltalk) = XP_STX_CLASS(stx,stx->smalltalk) =
xp_stx_new_class (stx, XP_STX_TEXT("SystemDictionary")); xp_stx_lookup_class (stx, XP_STX_TEXT("SystemDictionary"));
symbol_Smalltalk = symbol_Smalltalk =
xp_stx_new_symbol (stx, XP_STX_TEXT("Smalltalk")); xp_stx_new_symbol (stx, XP_STX_TEXT("Smalltalk"));
@ -124,6 +168,12 @@ int xp_stx_bootstrap (xp_stx_t* stx)
xp_stx_hash_char_object(stx,symbol_Smalltalk), xp_stx_hash_char_object(stx,symbol_Smalltalk),
symbol_Smalltalk, stx->smalltalk); symbol_Smalltalk, stx->smalltalk);
/* adjust the class-metaclass cycle */
class_Object = xp_stx_lookup_class (stx, XP_STX_TEXT("Object"));
class_Class = xp_stx_lookup_class (stx, XP_STX_TEXT("Class"));
tmp = XP_STX_CLASS(stx,class_Object);
XP_STX_AT(stx,tmp,XP_STX_CLASS_SUPERCLASS) = class_Class;
/* create #nil, #true, #false */ /* create #nil, #true, #false */
xp_stx_new_symbol (stx, XP_STX_TEXT("nil")); xp_stx_new_symbol (stx, XP_STX_TEXT("nil"));
xp_stx_new_symbol (stx, XP_STX_TEXT("true")); xp_stx_new_symbol (stx, XP_STX_TEXT("true"));
@ -131,23 +181,13 @@ int xp_stx_bootstrap (xp_stx_t* stx)
/* nil setClass: UndefinedObject */ /* nil setClass: UndefinedObject */
XP_STX_CLASS(stx,stx->nil) = XP_STX_CLASS(stx,stx->nil) =
xp_stx_new_class (stx, XP_STX_TEXT("UndefinedObject")); xp_stx_lookup_class (stx, XP_STX_TEXT("UndefinedObject"));
/* true setClass: True */ /* true setClass: True */
XP_STX_CLASS(stx,stx->true) = XP_STX_CLASS(stx,stx->true) =
xp_stx_new_class (stx, XP_STX_TEXT("True")); xp_stx_lookup_class (stx, XP_STX_TEXT("True"));
/* fales setClass: False */ /* fales setClass: False */
XP_STX_CLASS(stx,stx->false) = XP_STX_CLASS(stx,stx->false) =
xp_stx_new_class (stx, XP_STX_TEXT("False")); xp_stx_lookup_class (stx, XP_STX_TEXT("False"));
/* weave the class-metaclass chain */
class_Object = xp_stx_new_class (stx, XP_STX_TEXT("Object"));
class_Class = xp_stx_new_class (stx, XP_STX_TEXT("Class"));
tmp = XP_STX_CLASS(stx,class_Object);
XP_STX_AT(stx,tmp,XP_STX_CLASS_SUPERCLASS) = class_Class;
/* useful classes */
stx->class_method = xp_stx_new_class (stx, XP_STX_TEXT("Method"));
stx->class_context = xp_stx_new_class (stx, XP_STX_TEXT("Context"));
return 0; return 0;
} }
@ -260,13 +300,24 @@ static void __create_bootstrapping_objects (xp_stx_t* stx)
} }
static void __create_classes (xp_stx_t* stx) static void __create_builtin_classes (xp_stx_t* stx)
{ {
class_info_t* p = class_info; class_info_t* p = class_info;
xp_stx_word_t class;
xp_stx_class_t* class_obj;
while (p->name != XP_NULL) { while (p->name != XP_NULL) {
if (xp_stx_lookup_class(stx, p->name) == stx->nil) { class = xp_stx_lookup_class(stx, p->name);
xp_stx_new_class (stx, p->name); if (class == stx->nil) {
class = xp_stx_new_class (stx, p->name);
} }
xp_stx_assert (class != stx->nil);
class_obj = (xp_stx_class_t*)XP_STX_WORD_OBJECT(stx, class);
class_obj->superclass = (p->superclass == XP_NULL)?
stx->nil: xp_stx_lookup_class(stx,p->superclass);
p++;
} }
} }

20
ase/test/stx/stx.c
View File

@ -66,7 +66,7 @@ int xp_main (int argc, xp_char_t* argv[])
xp_printf (XP_TEXT("-------------\n")); xp_printf (XP_TEXT("-------------\n"));
{ {
xp_size_t n; xp_stx_word_t n;
xp_stx_class_t* obj; xp_stx_class_t* obj;
n = xp_stx_lookup_class (&stx, XP_STX_TEXT("UndefinedObject")); n = xp_stx_lookup_class (&stx, XP_STX_TEXT("UndefinedObject"));
obj = (xp_stx_class_t*)XP_STX_WORD_OBJECT(&stx,n); obj = (xp_stx_class_t*)XP_STX_WORD_OBJECT(&stx,n);
@ -74,7 +74,23 @@ int xp_main (int argc, xp_char_t* argv[])
(unsigned long)obj->name, (unsigned long)obj->name,
XP_STX_DATA(&stx, obj->name)); XP_STX_DATA(&stx, obj->name));
} }
xp_printf (XP_TEXT("-------------\n"));
{
xp_stx_word_t n;
xp_stx_class_t* obj;
n = xp_stx_lookup_class (&stx, XP_STX_TEXT("SymbolTable"));
xp_printf (XP_TEXT("Class hierarchy for the class SymbolTable\n"));
while (n != stx.nil) {
obj = (xp_stx_class_t*)XP_STX_WORD_OBJECT(&stx,n);
xp_printf (XP_TEXT("%lu, %s\n"),
(unsigned long)obj->name,
XP_STX_DATA(&stx, obj->name));
n = obj->superclass;
}
}
xp_printf (XP_TEXT("-------------\n")); xp_printf (XP_TEXT("-------------\n"));
{ {