static void defEmu( void )
{
if( GET_FPU_EMU( CpuSwitches ) ) {
DefSwitchMacro( "FPI" );
} else {
DefSwitchMacro( "FPI87" );
}
}
void AsmSysLine( char *buf )
/**************************/
{
#if _CPU == 8086
AsmLine( buf, GET_FPU_EMU( CpuSwitches ) );
#else
AsmLine( buf, FALSE );
#endif
}
void AsmSysLine( char *buff )
/***************************/
{
#if _CPU == 8086
AsmLine( buff, GET_FPU_EMU( ProcRevision ) );
#else
AsmLine( buff, FALSE );
#endif
}
void PragmaInit( void )
/*********************/
{
int cpu;
int fpu;
pragmaAuxInfoInit();
AsmFuncNum = 0;
switch( GET_CPU( ProcRevision ) ) {
case CPU_86: cpu = 0; break;
case CPU_186: cpu = 1; break;
case CPU_286: cpu = 2; break;
case CPU_386: cpu = 3; break;
case CPU_486: cpu = 4; break;
case CPU_586: cpu = 5; break;
case CPU_686: cpu = 6; break;
#if _CPU == 8086
default: cpu = 0; break;
#else
default: cpu = 3; break;
#endif
}
switch( GET_FPU_LEVEL( ProcRevision ) ) {
case FPU_NONE: fpu = 0; break;
case FPU_87: fpu = 1; break;
// case FPU_287: fpu = 2; break;
case FPU_387: fpu = 3; break;
case FPU_586: fpu = 3; break;
case FPU_686: fpu = 3; break;
#if _CPU == 8086
default: fpu = 1; break;
#else
default: fpu = 3; break;
#endif
}
#if _CPU == 8086
AsmInit( 0, cpu, fpu, GET_FPU_EMU( ProcRevision ) );
#else
AsmInit( 1, cpu, fpu, FALSE );
#endif
}
static void assemblerInit( // INITIALIZATION OF ASSEMBLER
INITFINI* defn ) // - definition
{
int cpu;
int fpu;
defn = defn;
switch( GET_CPU( CpuSwitches ) ) {
case CPU_86: cpu = 0; break;
case CPU_186: cpu = 1; break;
case CPU_286: cpu = 2; break;
case CPU_386: cpu = 3; break;
case CPU_486: cpu = 4; break;
case CPU_586: cpu = 5; break;
case CPU_686: cpu = 6; break;
#if _CPU == 8086
default: cpu = 0; break;
#else
default: cpu = 3; break;
#endif
}
switch( GET_FPU_LEVEL( CpuSwitches ) ) {
case FPU_NONE: fpu = 0; break;
case FPU_87: fpu = 1; break;
// case FPU_287: fpu = 2; break;
case FPU_387: fpu = 3; break;
case FPU_586: fpu = 3; break;
case FPU_686: fpu = 3; break;
#if _CPU == 8086
default: fpu = 1; break;
#else
default: fpu = 3; break;
#endif
}
#if _CPU == 8086
AsmInit( 0, cpu, fpu, GET_FPU_EMU( CpuSwitches ) );
#else
AsmInit( 1, cpu, fpu, FALSE );
#endif
}
static int GetByteSeq( void )
{
int len;
char *name;
unsigned offset;
unsigned fixword;
int uses_auto;
VBUF code_buffer;
#if _CPU == 8086
bool use_fpu_emu = FALSE;
#endif
VbufInit( &code_buffer );
AsmSysInit();
PPCTL_ENABLE_MACROS();
NextToken();
len = 0;
offset = 0;
name = NULL;
for( ;; ) {
/* reserve at least ASM_BLOCK bytes in the buffer */
VbufReqd( &code_buffer, _RoundUp( len + ASM_BLOCK, ASM_BLOCK ) );
if( CurToken == T_STRING ) {
AsmCodeAddress = len;
AsmCodeBuffer = VbufBuffer( &code_buffer );
#if _CPU == 8086
AsmLine( Buffer, use_fpu_emu );
use_fpu_emu = FALSE;
#else
AsmLine( Buffer, FALSE );
#endif
len = AsmCodeAddress;
NextToken();
if( CurToken == T_COMMA ) {
NextToken();
}
} else if( CurToken == T_CONSTANT ) {
#if _CPU == 8086
if( use_fpu_emu ) {
AddAFix( len, NULL, FIX_SEG, 0 );
use_fpu_emu = FALSE;
}
#endif
VbufBuffer( &code_buffer )[ len++ ] = U32Fetch( Constant64 );
NextToken();
} else {
#if _CPU == 8086
use_fpu_emu = FALSE;
#endif
fixword = FixupKeyword();
if( fixword == FIXWORD_NONE )
break;
if( fixword == FIXWORD_FLOAT ) {
#if _CPU == 8086
if( GET_FPU_EMU( CpuSwitches ) ) {
use_fpu_emu = TRUE;
}
#endif
} else { /* seg or offset */
if( !IS_ID_OR_KEYWORD( CurToken ) ) {
CErr1( ERR_EXPECTING_ID );
} else {
name = strsave( Buffer );
offset = 0;
NextToken();
if( CurToken == T_PLUS ) {
NextToken();
if( CurToken == T_CONSTANT ) {
offset = U32Fetch( Constant64 );
NextToken();
}
} else if( CurToken == T_MINUS ) {
NextToken();
if( CurToken == T_CONSTANT ) {
offset = - U32Fetch( Constant64 );
NextToken();
}
}
}
switch( fixword ) {
case FIXWORD_RELOFF:
#if _CPU == 8086
AddAFix( len, name, FIX_RELOFF16, offset );
len += 2;
#else
AddAFix( len, name, FIX_RELOFF32, offset );
len += 4;
#endif
break;
case FIXWORD_OFFSET:
#if _CPU == 8086
AddAFix( len, name, FIX_OFF16, offset );
len += 2;
#else
AddAFix( len, name, FIX_OFF32, offset );
len += 4;
#endif
break;
case FIXWORD_SEGMENT:
AddAFix( len, name, FIX_SEG, 0 );
len += 2;
break;
}
}
}
VbufSetLen( &code_buffer, len );
}
PPCTL_DISABLE_MACROS();
uses_auto = AsmSysInsertFixups( &code_buffer );
AsmSysFini();
VbufFree( &code_buffer );
return( uses_auto );
}
static void setMemoryModel( OPT_STORAGE *data, mem_model_control control )
{
char model;
unsigned bit;
if( data->mem_model == OPT_mem_model_default ) {
#if _CPU == 8086
data->mem_model = OPT_mem_model_ms;
#else
data->mem_model = OPT_mem_model_mf;
#endif
}
#if _CPU == 386
if( control & MMC_NETWARE ) {
data->mem_model = OPT_mem_model_ms;
}
#endif
bit = 0;
if( CompFlags.oldmacros_enabled ) {
switch( data->mem_model ) {
case OPT_mem_model_ms:
PreDefineStringMacro( "M_" MM_ARCH "SM" );
break;
case OPT_mem_model_mm:
PreDefineStringMacro( "M_" MM_ARCH "MM" );
break;
case OPT_mem_model_ml:
PreDefineStringMacro( "M_" MM_ARCH "LM" );
break;
case OPT_mem_model_mc:
PreDefineStringMacro( "M_" MM_ARCH "CM" );
break;
#if _CPU == 8086
case OPT_mem_model_mh:
PreDefineStringMacro( "M_" MM_ARCH "HM" );
break;
#else
case OPT_mem_model_mfi:
case OPT_mem_model_mf:
PreDefineStringMacro( "M_" MM_ARCH "FM" );
break;
#endif
default:
break;
}
}
DataPtrSize = TARGET_POINTER;
CodePtrSize = TARGET_POINTER;
switch( data->mem_model ) {
case OPT_mem_model_ms:
model = 's';
PreDefineStringMacro( "_M_" MM_ARCH "SM" );
PreDefineStringMacro( "__SMALL__" );
CompFlags.strings_in_code_segment = 0;
TargetSwitches &= ~CONST_IN_CODE;
bit |= CHEAP_POINTER;
break;
case OPT_mem_model_mm:
model = 'm';
WatcallInfo.cclass |= FAR_CALL;
CodePtrSize = TARGET_FAR_POINTER;
PreDefineStringMacro( "_M_" MM_ARCH "MM" );
PreDefineStringMacro( "__MEDIUM__" );
CompFlags.strings_in_code_segment = 0;
TargetSwitches &= ~CONST_IN_CODE;
bit |= BIG_CODE | CHEAP_POINTER;
break;
case OPT_mem_model_mc:
model = 'c';
PreDefineStringMacro( "_M_" MM_ARCH "CM" );
PreDefineStringMacro( "__COMPACT__" );
DataPtrSize = TARGET_FAR_POINTER;
bit |= BIG_DATA | CHEAP_POINTER;
break;
case OPT_mem_model_ml:
model = 'l';
PreDefineStringMacro( "_M_" MM_ARCH "LM" );
PreDefineStringMacro( "__LARGE__" );
WatcallInfo.cclass |= FAR_CALL;
CodePtrSize = TARGET_FAR_POINTER;
DataPtrSize = TARGET_FAR_POINTER;
bit |= BIG_CODE | BIG_DATA | CHEAP_POINTER;
break;
#if _CPU == 8086
case OPT_mem_model_mh:
model = 'h';
PreDefineStringMacro( "_M_" MM_ARCH "HM" );
PreDefineStringMacro( "__HUGE__" );
WatcallInfo.cclass |= FAR_CALL;
CodePtrSize = TARGET_FAR_POINTER;
DataPtrSize = TARGET_FAR_POINTER;
bit |= BIG_CODE | BIG_DATA;
break;
#else
case OPT_mem_model_mfi:
CompFlags.mfi_switch_used = 1;
/* fall thru */
case OPT_mem_model_mf:
model = 's';
PreDefineStringMacro( "_M_" MM_ARCH "FM" );
PreDefineStringMacro( "__FLAT__" );
bit |= FLAT_MODEL | CHEAP_POINTER;
break;
#endif
default:
DbgNever();
}
// setup default "floating" segment registers
#if _CPU == 8086
bit |= FLOATING_ES;
#else
// 386 flat model needs at least one floating segment register
bit |= FLOATING_GS;
if( (bit & FLAT_MODEL) == 0 ) {
bit |= FLOATING_ES;
}
#endif
if( bit & BIG_DATA ) {
bit |= FLOATING_DS;
}
if( control & ( MMC_DS | MMC_WIN ) ) {
bit &= ~FLOATING_DS;
} else {
TargetSwitches &= ~ FLOATING_DS;
}
if( control & MMC_FS ) {
bit &= ~FLOATING_FS;
} else {
TargetSwitches &= ~ FLOATING_FS;
}
if( control & MMC_GS ) {
bit &= ~FLOATING_GS;
} else {
TargetSwitches &= ~ FLOATING_GS;
}
TargetSwitches &= ~( FLAT_MODEL | BIG_CODE | BIG_DATA | CHEAP_POINTER | FLOATING_ES );
TargetSwitches |= bit;
#if _CPU == 8086
if( data->bm ) { // .DLL
strcpy( DLL_CLIB_Name, "2clibmt?" );
} else {
if( control & MMC_WIN ) {
strcpy( DLL_CLIB_Name, "2clib?" );
} else {
strcpy( DLL_CLIB_Name, "2clibdl?" );
}
}
if( data->bm ) {
strcpy( CLIB_Name, "2clibmt?" );
} else if( data->bd ) {
if( control & MMC_WIN ) {
strcpy( CLIB_Name, "2clib?" );
} else {
strcpy( CLIB_Name, "2clibdl?" );
}
} else {
strcpy( CLIB_Name, "2clib?" );
}
if( CompFlags.excs_enabled ) {
if( data->bm ) { // .DLL
strcpy( DLL_WCPPLIB_Name, "4plbxmt?" );
} else {
if( control & MMC_WIN ) {
strcpy( DLL_WCPPLIB_Name, "4plbx?" );
} else {
strcpy( DLL_WCPPLIB_Name, "4plbxmt?" );
}
}
if( data->bm ) {
strcpy( WCPPLIB_Name, "4plbxmt?" );
} else if( data->bd ) {
if( control & MMC_WIN ) {
strcpy( WCPPLIB_Name, "4plbx?" );
} else {
strcpy( WCPPLIB_Name, "4plbxmt?" );
}
} else {
strcpy( WCPPLIB_Name, "4plbx?" );
}
} else {
if( data->bm ) { // .DLL
strcpy( DLL_WCPPLIB_Name, "4plibmt?" );
} else {
if( control & MMC_WIN ) {
strcpy( DLL_WCPPLIB_Name, "4plib?" );
} else {
strcpy( DLL_WCPPLIB_Name, "4plibmt?" );
}
}
if( data->bm ) {
strcpy( WCPPLIB_Name, "4plibmt?" );
} else if( data->bd ) {
if( control & MMC_WIN ) {
strcpy( WCPPLIB_Name, "4plib?" );
} else {
strcpy( WCPPLIB_Name, "4plibmt?" );
}
} else {
strcpy( WCPPLIB_Name, "4plib?" );
}
}
if( GET_FPU_EMU( CpuSwitches ) ) {
strcpy( MATHLIB_Name, "7math87?" );
EmuLib_Name = "8emu87";
} else if( GET_FPU_LEVEL( CpuSwitches ) == FPU_NONE ) {
strcpy( MATHLIB_Name, "5math?" );
EmuLib_Name = NULL;
} else {
strcpy( MATHLIB_Name, "7math87?" );
EmuLib_Name = "8noemu87";
}
#else
if( CompFlags.register_conventions ) {
model = 'r';
PreDefineStringMacro( "__3R__" );
} else {
model = 's';
PreDefineStringMacro( "__3S__" );
}
strcpy( CDLL_Name, "1clb?dll" );
strcpy( CLIB_Name, "2clib3?" );
strcpy( DLL_CLIB_Name, "2clib3?" );
if( CompFlags.excs_enabled ) {
strcpy( WCPPDLL_Name, "3plb?dllx" );
if( data->bm ) { // .DLL
strcpy( DLL_WCPPLIB_Name, "4plbxmt3?" );
} else {
if( control & MMC_WIN ) {
strcpy( DLL_WCPPLIB_Name, "4plbx3?" );
} else {
strcpy( DLL_WCPPLIB_Name, "4plbxmt3?" );
}
}
if( data->bm ) {
strcpy( WCPPLIB_Name, "4plbxmt3?" );
} else if( data->bd ) {
if( control & MMC_WIN ) {
strcpy( WCPPLIB_Name, "4plbx3?" );
} else {
strcpy( WCPPLIB_Name, "4plbxmt3?" );
}
} else {
strcpy( WCPPLIB_Name, "4plbx3?" );
}
} else {
strcpy( WCPPDLL_Name, "3plb?dll" );
if( data->bm ) { // .DLL
strcpy( DLL_WCPPLIB_Name, "4plibmt3?" );
} else {
if( control & MMC_WIN ) {
strcpy( DLL_WCPPLIB_Name, "4plib3?" );
} else {
strcpy( DLL_WCPPLIB_Name, "4plibmt3?" );
}
}
if( data->bm ) {
strcpy( WCPPLIB_Name, "4plibmt3?" );
} else if( data->bd ) {
if( control & MMC_WIN ) {
strcpy( WCPPLIB_Name, "4plib3?" );
} else {
strcpy( WCPPLIB_Name, "4plibmt3?" );
}
} else {
strcpy( WCPPLIB_Name, "4plib3?" );
}
}
if( GET_FPU_EMU( CpuSwitches ) ) {
if( data->br ) {
strcpy( MATHLIB_Name, "7mt7?dll" );
} else {
strcpy( MATHLIB_Name, "7math387?" );
}
EmuLib_Name = "8emu387";
} else if( GET_FPU_LEVEL( CpuSwitches ) == FPU_NONE ) {
if( data->br ) {
strcpy( MATHLIB_Name, "5mth?dll" );
} else {
strcpy( MATHLIB_Name, "5math3?" );
}
EmuLib_Name = NULL;
} else {
if( data->br ) {
strcpy( MATHLIB_Name, "7mt7?dll" );
} else {
strcpy( MATHLIB_Name, "7math387?" );
}
EmuLib_Name = "8noemu387";
}
*strchr( CDLL_Name, '?' ) = model;
*strchr( WCPPDLL_Name, '?' ) = model;
#endif
*strchr( CLIB_Name, '?' ) = model;
*strchr( MATHLIB_Name, '?' ) = model;
*strchr( WCPPLIB_Name, '?' ) = model;
*strchr( DLL_CLIB_Name, '?' ) = model;
*strchr( DLL_WCPPLIB_Name, '?' ) = model;
}
local int GetByteSeq( byte_seq **code )
/*************************************/
{
unsigned char buff[MAXIMUM_BYTESEQ + 32];
char *name;
unsigned long offset;
fix_words fixword;
int uses_auto;
char too_many_bytes;
#if _CPU == 8086
bool use_fpu_emu = FALSE;
#endif
AsmSysInit( buff );
CompFlags.pre_processing = 1; /* enable macros */
NextToken();
too_many_bytes = 0;
uses_auto = 0;
offset = 0;
name = NULL;
for( ;; ) {
if( CurToken == T_STRING ) { /* 06-sep-91 */
#if _CPU == 8086
AsmLine( Buffer, GET_FPU_EMU( ProcRevision ) );
use_fpu_emu = FALSE;
#else
AsmLine( Buffer, FALSE );
#endif
NextToken();
if( CurToken == T_COMMA ) {
NextToken();
}
} else if( CurToken == T_CONSTANT ) {
#if _CPU == 8086
if( use_fpu_emu ) {
AddAFix( AsmCodeAddress, NULL, FIX_SEG, 0 );
use_fpu_emu = FALSE;
}
#endif
AsmCodeBuffer[AsmCodeAddress++] = Constant;
NextToken();
} else {
#if _CPU == 8086
use_fpu_emu = FALSE;
#endif
fixword = FixupKeyword();
if( fixword == FIXWORD_NONE )
break;
if( fixword == FIXWORD_FLOAT ) {
#if _CPU == 8086
if( GET_FPU_EMU( ProcRevision ) ) {
use_fpu_emu = TRUE;
}
#endif
} else { /* seg or offset */
if( CurToken != T_ID ) {
CErr1( ERR_EXPECTING_ID );
} else {
name = CStrSave( Buffer );
NextToken();
if( CurToken == T_PLUS ) {
NextToken();
if( CurToken == T_CONSTANT ) {
offset = Constant;
NextToken();
}
} else if( CurToken == T_MINUS ) {
NextToken();
if( CurToken == T_CONSTANT ) {
offset = -Constant;
NextToken();
}
}
}
switch( fixword ) {
case FIXWORD_RELOFF:
#if _CPU == 8086
AddAFix( AsmCodeAddress, name, FIX_RELOFF16, offset );
AsmCodeAddress += 2;
#else
AddAFix( AsmCodeAddress, name, FIX_RELOFF32, offset );
AsmCodeAddress += 4;
#endif
break;
case FIXWORD_OFFSET:
#if _CPU == 8086
AddAFix( AsmCodeAddress, name, FIX_OFF16, offset );
AsmCodeAddress += 2;
#else
AddAFix( AsmCodeAddress, name, FIX_OFF32, offset );
AsmCodeAddress += 4;
#endif
break;
case FIXWORD_SEGMENT:
AddAFix( AsmCodeAddress, name, FIX_SEG, 0 );
AsmCodeAddress += 2;
break;
}
}
}
if( AsmCodeAddress > MAXIMUM_BYTESEQ ) {
if( ! too_many_bytes ) {
CErr1( ERR_TOO_MANY_BYTES_IN_PRAGMA );
too_many_bytes = 1;
}
AsmCodeAddress = 0; // reset index to we don't overrun buffer
}
}
if( too_many_bytes ) {
FreeAsmFixups();
uses_auto = 0;
} else {
uses_auto = InsertFixups( buff, AsmCodeAddress, code );
}
CompFlags.pre_processing = 2;
AsmSysFini();
return( uses_auto );
}
static bool GetByteSeq( byte_seq **code )
/**************************************/
{
unsigned char buff[MAXIMUM_BYTESEQ + 32];
char *name;
unsigned offset;
fix_words fixword;
bool uses_auto;
bool too_many_bytes;
#if _CPU == 8086
bool use_fpu_emu = false;
#endif
AsmSysInit( buff );
PPCTL_ENABLE_MACROS();
NextToken();
too_many_bytes = false;
uses_auto = false;
offset = 0;
name = NULL;
for( ;; ) {
if( CurToken == T_STRING ) {
#if _CPU == 8086
AsmLine( Buffer, use_fpu_emu );
use_fpu_emu = false;
#else
AsmLine( Buffer, false );
#endif
NextToken();
if( CurToken == T_COMMA ) {
NextToken();
}
} else if( CurToken == T_CONSTANT ) {
#if _CPU == 8086
if( use_fpu_emu ) {
AddAFix( AsmCodeAddress, NULL, FIX_SEG, 0 );
use_fpu_emu = false;
}
#endif
AsmCodeBuffer[AsmCodeAddress++] = (unsigned char)Constant;
NextToken();
} else {
#if _CPU == 8086
use_fpu_emu = false;
#endif
fixword = FixupKeyword();
if( fixword == FIXWORD_NONE )
break;
if( fixword == FIXWORD_FLOAT ) {
#if _CPU == 8086
if( GET_FPU_EMU( ProcRevision ) ) {
use_fpu_emu = true;
}
#endif
} else { /* seg or offset */
if( !IS_ID_OR_KEYWORD( CurToken ) ) {
CErr1( ERR_EXPECTING_ID );
} else {
name = CStrSave( Buffer );
NextToken();
if( CurToken == T_PLUS ) {
NextToken();
if( CurToken == T_CONSTANT ) {
offset = Constant;
NextToken();
}
} else if( CurToken == T_MINUS ) {
NextToken();
if( CurToken == T_CONSTANT ) {
offset = -(int)Constant;
NextToken();
}
}
}
switch( fixword ) {
case FIXWORD_RELOFF:
#if _CPU == 8086
AddAFix( AsmCodeAddress, name, FIX_RELOFF16, offset );
AsmCodeAddress += 2;
#else
AddAFix( AsmCodeAddress, name, FIX_RELOFF32, offset );
AsmCodeAddress += 4;
#endif
break;
case FIXWORD_OFFSET:
#if _CPU == 8086
AddAFix( AsmCodeAddress, name, FIX_OFF16, offset );
AsmCodeAddress += 2;
#else
AddAFix( AsmCodeAddress, name, FIX_OFF32, offset );
AsmCodeAddress += 4;
#endif
break;
case FIXWORD_SEGMENT:
AddAFix( AsmCodeAddress, name, FIX_SEG, 0 );
AsmCodeAddress += 2;
break;
}
}
}
if( AsmCodeAddress > MAXIMUM_BYTESEQ ) {
if( !too_many_bytes ) {
CErr1( ERR_TOO_MANY_BYTES_IN_PRAGMA );
too_many_bytes = true;
}
AsmCodeAddress = 0; // reset index to we don't overrun buffer
}
}
PPCTL_DISABLE_MACROS();
if( too_many_bytes ) {
uses_auto = false;
} else {
uses_auto = InsertFixups( buff, AsmCodeAddress, code );
}
FreeAsmFixups();
AsmSysFini();
return( uses_auto );
}
