/* set memory model, called by ModelDirective()
* also set predefined symbols:
* - @CodeSize (numeric)
* - @code (text)
* - @DataSize (numeric)
* - @data (text)
* - @stack (text)
* - @Model (numeric)
* - @Interface (numeric)
* inactive:
* - @fardata (text)
* - @fardata? (text)
* Win64 only:
* - @ReservedStack (numeric)
*/
static void SetModel( void )
/**************************/
{
int value;
const char *textvalue;
//struct asym *sym;
DebugMsg1(("SetModel() enter (model=%u)\n", ModuleInfo.model ));
/* if model is set, it disables OT_SEGMENT of -Zm switch */
if ( ModuleInfo.model == MODEL_FLAT ) {
ModuleInfo.offsettype = OT_FLAT;
#if AMD64_SUPPORT
SetDefaultOfssize( ((ModuleInfo.curr_cpu & P_CPU_MASK) >= P_64 ) ? USE64 : USE32 );
#else
SetDefaultOfssize( USE32 );
#endif
} else
ModuleInfo.offsettype = OT_GROUP;
NewLineQueue();
ModelSimSegmInit( ModuleInfo.model ); /* create segments in first pass */
ModelAssumeInit();
if ( ModuleInfo.list )
LstWriteSrcLine();
RunLineQueue();
if ( Parse_Pass != PASS_1 )
return;
/* Set @CodeSize */
if ( SIZE_CODEPTR & ( 1 << ModuleInfo.model ) ) {
value = 1;
/* v2.06: SimpleType[] is obsolete */
//SimpleType[ST_PROC].mem_type = MT_FAR;
} else {
value = 0;
// SimpleType[ST_PROC].mem_type = MT_NEAR; /* this is default */
}
sym_CodeSize = AddPredefinedConstant( "@CodeSize", value );
AddPredefinedText( "@code", SimGetSegName( SIM_CODE ) );
/* Set @DataSize */
switch( ModuleInfo.model ) {
case MODEL_COMPACT:
case MODEL_LARGE:
value = 1;
break;
case MODEL_HUGE:
value = 2;
break;
default:
value = 0;
break;
}
sym_DataSize = AddPredefinedConstant( "@DataSize", value );
textvalue = ( ModuleInfo.model == MODEL_FLAT ? "FLAT" : szDgroup );
AddPredefinedText( "@data", textvalue );
if ( ModuleInfo.distance == STACK_FAR )
textvalue = "STACK";
AddPredefinedText( "@stack", textvalue );
#if 0
AddPredefinedText( "@fardata", ( ModuleInfo.model == MODEL_FLAT ? "FLAT" : SimGetSegName( SIM_FARDATA ) ) );
AddPredefinedText( "@fardata?", ( ModuleInfo.model == MODEL_FLAT ? "FLAT" : SimGetSegName( SIM_FARDATA_UN ) ) );
#endif
/* Set @Model and @Interface */
sym_Model = AddPredefinedConstant( "@Model", ModuleInfo.model );
sym_Interface = AddPredefinedConstant( "@Interface", ModuleInfo.langtype );
#if AMD64_SUPPORT
if ( ModuleInfo.defOfssize == USE64 && ModuleInfo.fctype == FCT_WIN64 ) {
ReservedStack.mem_type = MT_EMPTY;
ReservedStack.state = SYM_INTERNAL;
ReservedStack.isdefined = TRUE;
ReservedStack.predefined = TRUE;
#if FASTMEM==0
ReservedStack.staticmem = TRUE;
#endif
ReservedStack.variable = TRUE;
ReservedStack.name_size = 14; /* sizeof( "@ReservedStack" ) */
SymAddGlobal( &ReservedStack );
}
#endif
}
/* set memory model, called by ModelDirective()
* also set predefined symbols:
* - @CodeSize (numeric)
* - @code (text)
* - @DataSize (numeric)
* - @data (text)
* - @stack (text)
* - @Model (numeric)
* - @Interface (numeric)
* inactive:
* - @fardata (text)
* - @fardata? (text)
* Win64 only:
* - @ReservedStack (numeric)
*/
static void SetModel( void )
/**************************/
{
int value;
const char *textvalue;
//struct asym *sym;
DebugMsg1(("SetModel() enter (model=%u)\n", ModuleInfo.model ));
/* if model is set, it disables OT_SEGMENT of -Zm switch */
if ( ModuleInfo.model == MODEL_FLAT ) {
ModuleInfo.offsettype = OT_FLAT;
#if AMD64_SUPPORT
SetDefaultOfssize( ((ModuleInfo.curr_cpu & P_CPU_MASK) >= P_64 ) ? USE64 : USE32 );
/* v2.03: if cpu is x64 and language is fastcall,
* set fastcall type to win64.
* This is rather hackish, but currently there's no other possibility
* to enable the win64 ABI from the source.
*/
if ( ( ModuleInfo.curr_cpu & P_CPU_MASK ) == P_64 )
if ( ModuleInfo.langtype == LANG_FASTCALL ) {
if ( Options.output_format != OFORMAT_ELF ) {
DebugMsg(("SetModel: FASTCALL type set to WIN64\n"));
ModuleInfo.fctype = FCT_WIN64;
}
}
#else
SetDefaultOfssize( USE32 );
#endif
/* v2.11: define symbol FLAT - after default offset size has been set! */
DefineFlatGroup();
} else
ModuleInfo.offsettype = OT_GROUP;
ModelSimSegmInit( ModuleInfo.model ); /* create segments in first pass */
ModelAssumeInit();
if ( ModuleInfo.list )
LstWriteSrcLine();
RunLineQueue();
if ( Parse_Pass != PASS_1 )
return;
/* Set @CodeSize */
if ( SIZE_CODEPTR & ( 1 << ModuleInfo.model ) ) {
value = 1;
/* v2.06: SimpleType[] is obsolete */
//SimpleType[ST_PROC].mem_type = MT_FAR;
} else {
value = 0;
// SimpleType[ST_PROC].mem_type = MT_NEAR; /* this is default */
}
sym_CodeSize = AddPredefinedConstant( "@CodeSize", value );
AddPredefinedText( "@code", SimGetSegName( SIM_CODE ) );
/* Set @DataSize */
switch( ModuleInfo.model ) {
case MODEL_COMPACT:
case MODEL_LARGE:
value = 1;
break;
case MODEL_HUGE:
value = 2;
break;
default:
value = 0;
break;
}
sym_DataSize = AddPredefinedConstant( "@DataSize", value );
textvalue = ( ModuleInfo.model == MODEL_FLAT ? "FLAT" : szDgroup );
AddPredefinedText( "@data", textvalue );
if ( ModuleInfo.distance == STACK_FAR )
textvalue = "STACK";
AddPredefinedText( "@stack", textvalue );
#if 0
AddPredefinedText( "@fardata", ( ModuleInfo.model == MODEL_FLAT ? "FLAT" : SimGetSegName( SIM_FARDATA ) ) );
AddPredefinedText( "@fardata?", ( ModuleInfo.model == MODEL_FLAT ? "FLAT" : SimGetSegName( SIM_FARDATA_UN ) ) );
#endif
/* Set @Model and @Interface */
sym_Model = AddPredefinedConstant( "@Model", ModuleInfo.model );
sym_Interface = AddPredefinedConstant( "@Interface", ModuleInfo.langtype );
#if AMD64_SUPPORT
if ( ModuleInfo.defOfssize == USE64 && ModuleInfo.fctype == FCT_WIN64 ) {
sym_ReservedStack = AddPredefinedConstant( "@ReservedStack", 0 );
}
#endif
#if PE_SUPPORT
if ( ModuleInfo.sub_format == SFORMAT_PE )
pe_create_PE_header();
#endif
#ifdef DEBUG_OUT
if ( Options.dump_reswords )
DumpResWords();
#endif
}
