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source: dev/BasicCompiler32/Compile_Func.cpp@ 110

Last change on this file since 110 was 110, checked in by dai_9181, 17 years ago
VarPtrにオブジェクトを指定したときに警告を出すようにした。（ObjPtrへの移行処理期間中のみの対応）。バージョン情報にrev231を刻印。
File size: 12.7 KB

Rev	Line
[3]	1	#include "../BasicCompiler_Common/common.h"
	2	#include "Opcode.h"
	3
	4	int GetFunctionType(int FuncNum){
	5	switch(FuncNum){
	6	case FUNC_CUDBL:
	7	return DEF_DOUBLE;
	8	case FUNC_FIX:
	9	case FUNC_LEN:
	10	return DEF_LONG;
	11	case FUNC_ADDRESSOF:
	12	case FUNC_SIZEOF:
	13	case FUNC_VARPTR:
[109]	14	case FUNC_OBJPTR:
[3]	15	return DEF_DWORD;
	16	case FUNC_GETDOUBLE:
	17	return DEF_DOUBLE;
	18	case FUNC_GETSINGLE:
	19	return DEF_SINGLE;
	20	case FUNC_GETQWORD:
	21	return DEF_QWORD;
	22	case FUNC_GETDWORD:
	23	return DEF_DWORD;
	24	case FUNC_GETWORD:
	25	return DEF_WORD;
	26	case FUNC_GETBYTE:
	27	return DEF_BYTE;
	28	}
	29	return 0;
	30	}
	31	int GetFunctionFromName(char *FuncName){
	32	if(lstrcmpi(FuncName,"CUDbl")==0) return FUNC_CUDBL;
	33	if(lstrcmpi(FuncName,"Fix")==0) return FUNC_FIX;
	34	if(lstrcmpi(FuncName,"Len")==0) return FUNC_LEN;
	35	if(lstrcmpi(FuncName,"AddressOf")==0) return FUNC_ADDRESSOF;
	36	if(lstrcmpi(FuncName,"SizeOf")==0) return FUNC_SIZEOF;
	37	if(lstrcmpi(FuncName,"VarPtr")==0) return FUNC_VARPTR;
[109]	38	if(lstrcmpi(FuncName,"ObjPtr")==0) return FUNC_OBJPTR;
[3]	39	if(lstrcmpi(FuncName,"GetDouble")==0) return FUNC_GETDOUBLE;
	40	if(lstrcmpi(FuncName,"GetSingle")==0) return FUNC_GETSINGLE;
	41	if(lstrcmpi(FuncName,"GetQWord")==0) return FUNC_GETQWORD;
	42	if(lstrcmpi(FuncName,"GetDWord")==0) return FUNC_GETDWORD;
	43	if(lstrcmpi(FuncName,"GetWord")==0) return FUNC_GETWORD;
	44	if(lstrcmpi(FuncName,"GetByte")==0) return FUNC_GETBYTE;
	45	return 0;
	46	}
	47
[76]	48	void Opcode_Func_Fix(const char *lpszParms){
	49	Type resultType;
	50	if( !NumOpe( lpszParms, Type(), resultType ) ){
	51	return;
	52	}
[3]	53
[76]	54	if( resultType.IsDouble() ){
[3]	55	//fld qword ptr[esp]
	56	op_fld_ptr_esp(DEF_DOUBLE);
	57
	58	//fnstcw word ptr[esp]
	59	OpBuffer[obp++]=(char)0xD9;
	60	OpBuffer[obp++]=(char)0x3C;
	61	OpBuffer[obp++]=(char)0x24;
	62
	63	//mov ax,word ptr[esp]
	64	OpBuffer[obp++]=(char)0x66;
	65	OpBuffer[obp++]=(char)0x8B;
	66	OpBuffer[obp++]=(char)0x04;
	67	OpBuffer[obp++]=(char)0x24;
	68
	69	//or ah,0Ch
	70	OpBuffer[obp++]=(char)0x80;
	71	OpBuffer[obp++]=(char)0xCC;
	72	OpBuffer[obp++]=(char)0x0C;
	73
	74	//mov word ptr[esp-2],ax
	75	OpBuffer[obp++]=(char)0x66;
	76	OpBuffer[obp++]=(char)0x89;
	77	OpBuffer[obp++]=(char)0x44;
	78	OpBuffer[obp++]=(char)0x24;
	79	OpBuffer[obp++]=(char)0xFE;
	80
	81	//fldcw word ptr[esp-2]
	82	OpBuffer[obp++]=(char)0xD9;
	83	OpBuffer[obp++]=(char)0x6C;
	84	OpBuffer[obp++]=(char)0x24;
	85	OpBuffer[obp++]=(char)0xFE;
	86
	87	//fistp dword ptr[esp+4]
	88	OpBuffer[obp++]=(char)0xDB;
	89	OpBuffer[obp++]=(char)0x5C;
	90	OpBuffer[obp++]=(char)0x24;
	91	OpBuffer[obp++]=(char)0x04;
	92
	93	//fldcw word ptr[esp]
	94	OpBuffer[obp++]=(char)0xD9;
	95	OpBuffer[obp++]=(char)0x2C;
	96	OpBuffer[obp++]=(char)0x24;
	97
	98	//add esp,4
	99	op_add_esp(4);
	100	}
[76]	101	else if( resultType.IsSingle() ){
[3]	102	//fld dword ptr[esp]
	103	op_fld_ptr_esp(DEF_SINGLE);
	104
	105	//sub esp,4
	106	op_sub_esp(4);
	107
	108	//fnstcw word ptr[esp]
	109	OpBuffer[obp++]=(char)0xD9;
	110	OpBuffer[obp++]=(char)0x3C;
	111	OpBuffer[obp++]=(char)0x24;
	112
	113	//mov ax,word ptr[esp]
	114	OpBuffer[obp++]=(char)0x66;
	115	OpBuffer[obp++]=(char)0x8B;
	116	OpBuffer[obp++]=(char)0x04;
	117	OpBuffer[obp++]=(char)0x24;
	118
	119	//or ah,0Ch
	120	OpBuffer[obp++]=(char)0x80;
	121	OpBuffer[obp++]=(char)0xCC;
	122	OpBuffer[obp++]=(char)0x0C;
	123
	124	//mov word ptr[esp-2],ax
	125	OpBuffer[obp++]=(char)0x66;
	126	OpBuffer[obp++]=(char)0x89;
	127	OpBuffer[obp++]=(char)0x44;
	128	OpBuffer[obp++]=(char)0x24;
	129	OpBuffer[obp++]=(char)0xFE;
	130
	131	//fldcw word ptr[esp-2]
	132	OpBuffer[obp++]=(char)0xD9;
	133	OpBuffer[obp++]=(char)0x6C;
	134	OpBuffer[obp++]=(char)0x24;
	135	OpBuffer[obp++]=(char)0xFE;
	136
	137	//fistp dword ptr[esp+4]
	138	OpBuffer[obp++]=(char)0xDB;
	139	OpBuffer[obp++]=(char)0x5C;
	140	OpBuffer[obp++]=(char)0x24;
	141	OpBuffer[obp++]=(char)0x04;
	142
	143	//fldcw word ptr[esp]
	144	OpBuffer[obp++]=(char)0xD9;
	145	OpBuffer[obp++]=(char)0x2C;
	146	OpBuffer[obp++]=(char)0x24;
	147
	148	//add esp,4
	149	op_add_esp(4);
	150	}
[76]	151	else if( resultType.Is64() ){
[3]	152	//pop eax
	153	op_pop(REG_EAX);
	154
	155	//add esp,4
	156	op_add_esp(4);
	157
	158	//push eax
	159	op_push(REG_EAX);
	160	}
	161
	162	//pop eax
	163	op_pop(REG_EAX);
	164	}
	165
[46]	166	void Opcode_Func_CUDbl(const char *Parameter){
[76]	167	Type resultType;
	168	if( !NumOpe(Parameter,Type(),resultType) ){
	169	return;
	170	}
	171	ChangeTypeToLong(resultType.GetBasicType());
[3]	172
	173	//pop eax
	174	op_pop(REG_EAX);
	175
	176	//push 0
	177	OpBuffer[obp++]=(char)0x6A;
	178	OpBuffer[obp++]=(char)0x00;
	179
	180	//push eax
	181	op_push(REG_EAX);
	182
	183	//fild qword ptr[esp]
	184	OpBuffer[obp++]=(char)0xDF;
	185	OpBuffer[obp++]=(char)0x2C;
	186	OpBuffer[obp++]=(char)0x24;
	187
	188	//add esp,8
	189	op_add_esp(8);
	190	}
[46]	191	void Opcode_Func_Len(const char *Parameter){
[3]	192	BOOL bArrayHead;
	193
[46]	194	const char *tempParm=Parameter;
[3]	195	char temporary[VN_SIZE];
	196	char temp2[32];
[76]	197	Type type;
	198	if( !GetVarType(Parameter,type,0) ){
[3]	199	sprintf(temporary,"_System_DummyStr2=%s",Parameter);
	200	OpcodeCalc(temporary);
	201
	202	lstrcpy(temp2,"_System_DummyStr2");
	203	tempParm=temp2;
	204
	205	extern CClass *pobj_StringClass;
[76]	206	type.SetType( DEF_OBJECT, pobj_StringClass );
[3]	207	}
	208
[97]	209	if( type.IsStringClass() ){
[3]	210	//Stringオブジェクトの場合
	211	sprintf(temporary,"%s.Length",tempParm);
	212
[76]	213	int reg=REG_RAX;
	214	NumOpe(temporary,Type(),Type());
[3]	215
	216	//pop eax
	217	op_pop(REG_EAX);
	218
	219	return;
	220	}
	221
	222	int SubScripts[MAX_ARRAYDIM];
	223	RELATIVE_VAR RelativeVar;
[76]	224	if(!GetVarOffsetReadOnly(tempParm,&RelativeVar,type,SubScripts)) return;
[3]	225
[76]	226	if(type.GetBasicType()&FLAG_PTR){
	227	type.SetBasicType( type.GetBasicType() & ( ~FLAG_PTR ) );
[3]	228
	229	bArrayHead=1;
	230	}
	231	else bArrayHead=0;
	232
[76]	233	int typeSize = type.GetSize();
[3]	234
[76]	235	if(bArrayHead) typeSize*=JumpSubScripts(SubScripts);
[3]	236
	237	//mov eax,TypeSize
	238	OpBuffer[obp++]=(char)0xB8;
[76]	239	((long )(OpBuffer+obp))=typeSize;
[3]	240	obp+=sizeof(long);
	241	}
[76]	242	void Opcode_Func_AddressOf( const char *name ){
[3]	243	extern int cp;
[75]	244	UserProc *pUserProc;
[3]	245
	246	extern LONG_PTR ProcPtr_BaseIndex;
	247	if(ProcPtr_BaseIndex!=-1){
	248	//左辺の型にのっとり、オーバーロードを解決
	249
[75]	250	std::vector<UserProc *> subs;
[50]	251	GetOverloadSubHash( name, subs );
	252	if( subs.size() == 0 ){
[3]	253	SetError(27,name,cp);
	254	return;
	255	}
	256
	257	//オーバーロードを解決
[88]	258	pUserProc=OverloadSolution(name,subs,Smoothie::Meta::procPointers[ProcPtr_BaseIndex]->Params(), Type() );
[3]	259
[75]	260	if(!pUserProc){
[3]	261	SetError(27,name,cp);
	262	return;
	263	}
	264	}
	265	else{
[75]	266	pUserProc=GetSubHash(name);
	267	if(!pUserProc){
[3]	268	SetError(27,name,cp);
	269	return;
	270	}
	271	}
	272
[75]	273	if( pUserProc->IsVirtual() ){
[3]	274	///////////////////////////////
	275	// 仮想関数の場合
	276	// thisポインタをrcxにコピー
	277	///////////////////////////////
	278
	279	CClass *pobj_c;
	280
	281	char ObjectName[VN_SIZE];
	282	int RefType;
[28]	283	SplitObjectName(name,ObjectName,&RefType);
[3]	284
	285	if(ObjectName[0]){
	286	if(lstrcmpi(ObjectName,"Super")==0) goto InClassMember;
	287	else{
	288	RELATIVE_VAR RelativeVar;
[76]	289	Type type;
	290	if(!GetVarOffsetReadOnly(ObjectName,&RelativeVar,type)) return;
[3]	291	SetVarPtrToEax(&RelativeVar);
	292
	293	//mov ecx,eax
	294	op_mov_RR(REG_ECX,REG_EAX);
	295
	296	//参照タイプが整合しているかをチェック
[76]	297	if(type.GetBasicType()!=RefType) SetError(104,ObjectName,cp);
[3]	298
[76]	299	if(type.IsObjectPtr()){
[3]	300	//mov ecx,dword ptr[ecx]
	301	op_mov_RM(sizeof(long),REG_ECX,REG_ECX,0,MOD_BASE);
	302	}
	303	}
	304	}
	305	else{
	306	InClassMember:
	307	//自身のオブジェクトのThisポインタをrcxにコピー
	308	SetThisPtrToReg(REG_RCX);
	309
	310	pobj_c=pobj_CompilingClass;
	311	}
	312
	313
	314	//仮想関数（オブジェクトメソッド）
	315	//pObj->func_table->func1
	316	// ->func2
	317	// ->func3
	318
	319	//mov edx,dword ptr[ecx]
	320	OpBuffer[obp++]=(char)0x8B;
	321	OpBuffer[obp++]=(char)0x11;
	322
[75]	323	int i2 = pobj_c->GetFuncNumInVtbl( pUserProc );
[3]	324
	325	//mov eax,dword ptr[edx+func_index]
	326	if(i2*PTR_SIZE<=0x7F){
	327	op_mov_RM(sizeof(long),REG_EAX,REG_EDX,i2*PTR_SIZE,MOD_BASE_DISP8);
	328	}
	329	else{
	330	op_mov_RM(sizeof(long),REG_EAX,REG_EDX,i2*PTR_SIZE,MOD_BASE_DISP32);
	331	}
	332	}
	333	else{
	334	//一般の関数
	335
	336	//mov eax,ProcAddr
	337	OpBuffer[obp++]=(char)0xB8;
[75]	338	pobj_SubAddrSchedule->add(pUserProc,0);
[3]	339	obp+=sizeof(long);
	340	}
	341
[75]	342	pUserProc->Using();
[3]	343	}
[79]	344	void Opcode_Func_SizeOf( const string &typeName ){
	345	Type tempType;
	346	if( !Type::StringToType( typeName, tempType ) ){
	347	SetError(3,typeName,cp);
	348	return;
[3]	349	}
	350
[79]	351	int typeSize = ( tempType.IsObject() ) ?
	352	tempType.GetClass().GetSize() : tempType.GetSize();
	353
[3]	354	//mov eax,size
[79]	355	op_mov_RV( REG_EAX, typeSize );
[3]	356	}
[76]	357	void Opcode_Func_VarPtr( const char *Parameter, Type &resultType, bool isCallOn ){
	358	if( isCallOn == false ){
	359	// 戻り値の型を取得するだけ
	360
	361	//変数のアドレスを取得
	362	if(!GetVarType( Parameter, resultType, true )) return;
	363
	364	resultType.PtrLevelUp();
	365
	366	return;
	367	}
	368
[3]	369	RELATIVE_VAR RelativeVar;
	370
	371	//変数のアドレスを取得
[76]	372	if(!GetVarOffsetReadOnly( Parameter, &RelativeVar, resultType )) return;
[3]	373
[76]	374	int beforeType = resultType.GetBasicType();
[64]	375
[76]	376	resultType.PtrLevelUp();
[46]	377
[3]	378	SetVarPtrToEax(&RelativeVar);
[64]	379
[109]	380	// TODO: 取り除く（この動きはObjPtrに託す）
[64]	381	if( beforeType == DEF_OBJECT && lstrcmpi( Parameter, "This" ) != 0 ){
	382	//参照をオブジェクトポインタに変更
	383
	384	//mov eax,dword ptr[eax]
	385	op_mov_RM( sizeof(long), REG_EAX, REG_EAX, 0, MOD_BASE );
[110]	386
	387	SetError(-120,NULL,cp);
[64]	388	}
[3]	389	}
[109]	390	void Opcode_Func_ObjPtr( const char *Parameter, Type &resultType, bool isCallOn ){
	391	if( isCallOn == false ){
	392	// 戻り値の型を取得するだけ
	393
	394	//変数のアドレスを取得
	395	if(!GetVarType( Parameter, resultType, true )) return;
	396
	397	resultType.PtrLevelUp();
	398
	399	return;
	400	}
	401
	402	RELATIVE_VAR RelativeVar;
	403
	404	//変数のアドレスを取得
	405	if(!GetVarOffsetReadOnly( Parameter, &RelativeVar, resultType )) return;
	406
	407	int beforeType = resultType.GetBasicType();
	408
	409	resultType.PtrLevelUp();
	410
	411	SetVarPtrToEax(&RelativeVar);
	412
	413	if( beforeType == DEF_OBJECT && lstrcmpi( Parameter, "This" ) != 0 ){
	414	//参照をオブジェクトポインタに変更
	415
	416	//mov eax,dword ptr[eax]
	417	op_mov_RM( sizeof(long), REG_EAX, REG_EAX, 0, MOD_BASE );
	418	}
	419	else{
	420	SetError(134,NULL,cp );
	421	}
	422	}
[46]	423	void Opcode_Func_GetPtrData(const char *Parameter,const int type){
[76]	424	Type tempType;
	425	if( !NumOpe(Parameter,Type(),tempType) ){
	426	return;
	427	}
	428	if(!tempType.IsWhole()){
	429	SetError(11,Parameter,cp);
	430	return;
	431	}
	432	ChangeTypeToLong(tempType.GetBasicType());
[3]	433
	434	if(type==DEF_DOUBLE){
	435	//pop eax
	436	op_pop(REG_EAX);
	437
	438	//fld qword ptr[eax]
	439	OpBuffer[obp++]=(char)0xDD;
	440	OpBuffer[obp++]=(char)0x00;
	441	}
	442	else if(type==DEF_SINGLE\|\|type==DEF_DWORD){
	443	//pop eax
	444	op_pop(REG_EAX);
	445
	446	//mov eax,dword ptr[eax]
	447	OpBuffer[obp++]=(char)0x8B;
	448	OpBuffer[obp++]=(char)0x00;
	449	}
	450	else if(type==DEF_QWORD){
	451	//pop ecx
	452	op_pop(REG_ECX);
	453
	454	//mov eax,dword ptr[ecx]
	455	op_mov_RM(sizeof(long),REG_EAX,REG_ECX,0,MOD_BASE);
	456
	457	//mov edx,dword ptr[ecx+sizeof(long)]
	458	op_mov_RM(sizeof(long),REG_EDX,REG_ECX,sizeof(long),MOD_BASE_DISP8);
	459	}
	460	else if(type==DEF_WORD){
	461	//pop ebx
	462	op_pop(REG_EBX);
	463
	464	//xor eax,eax
	465	OpBuffer[obp++]=(char)0x33;
	466	OpBuffer[obp++]=(char)0xC0;
	467
	468	//mov ax,word ptr[ebx]
	469	OpBuffer[obp++]=(char)0x66;
	470	OpBuffer[obp++]=(char)0x8B;
	471	OpBuffer[obp++]=(char)0x03;
	472	}
	473	else if(type==DEF_BYTE){
	474	//pop ebx
	475	op_pop(REG_EBX);
	476
	477	//xor eax,eax
	478	OpBuffer[obp++]=(char)0x33;
	479	OpBuffer[obp++]=(char)0xC0;
	480
	481	//mov al,byte ptr[ebx]
	482	OpBuffer[obp++]=(char)0x8A;
	483	OpBuffer[obp++]=(char)0x03;
	484	}
	485	}
	486
[76]	487	bool Opcode_CallFunc( const char *Parameter, const int FuncNum, Type &resultType, bool isCallOn ){
[3]	488	switch(FuncNum){
	489	case FUNC_FIX:
[76]	490	if( isCallOn ) Opcode_Func_Fix(Parameter);
	491	resultType.SetBasicType( DEF_LONG );
[46]	492	break;
[3]	493	case FUNC_CUDBL:
[76]	494	if( isCallOn ) Opcode_Func_CUDbl(Parameter);
	495	resultType.SetBasicType( DEF_DOUBLE );
[46]	496	break;
[3]	497	case FUNC_LEN:
[76]	498	if( isCallOn ) Opcode_Func_Len(Parameter);
	499	resultType.SetBasicType( DEF_LONG );
[46]	500	break;
[3]	501	case FUNC_ADDRESSOF:
[76]	502	if( isCallOn ) Opcode_Func_AddressOf(Parameter);
	503	resultType.SetBasicType( DEF_PTR_VOID );
[46]	504	break;
[3]	505	case FUNC_SIZEOF:
[76]	506	if( isCallOn ) Opcode_Func_SizeOf(Parameter);
	507	resultType.SetBasicType( DEF_LONG );
[46]	508	break;
[3]	509	case FUNC_VARPTR:
[76]	510	Opcode_Func_VarPtr( Parameter, resultType, isCallOn );
[46]	511	break;
[109]	512	case FUNC_OBJPTR:
	513	Opcode_Func_ObjPtr( Parameter, resultType, isCallOn );
	514	break;
[3]	515
	516	case FUNC_GETDOUBLE:
[76]	517	if( isCallOn ) Opcode_Func_GetPtrData(Parameter,DEF_DOUBLE);
	518	resultType.SetBasicType( DEF_DOUBLE );
[46]	519	break;
[3]	520	case FUNC_GETSINGLE:
[76]	521	if( isCallOn ) Opcode_Func_GetPtrData(Parameter,DEF_SINGLE);
	522	resultType.SetBasicType( DEF_SINGLE );
[46]	523	break;
[3]	524	case FUNC_GETQWORD:
[76]	525	if( isCallOn ) Opcode_Func_GetPtrData(Parameter,DEF_QWORD);
	526	resultType.SetBasicType( DEF_QWORD );
[46]	527	break;
[3]	528	case FUNC_GETDWORD:
[76]	529	if( isCallOn ) Opcode_Func_GetPtrData(Parameter,DEF_DWORD);
	530	resultType.SetBasicType( DEF_DWORD );
[46]	531	break;
[3]	532	case FUNC_GETWORD:
[76]	533	if( isCallOn ) Opcode_Func_GetPtrData(Parameter,DEF_WORD);
	534	resultType.SetBasicType( DEF_WORD );
[46]	535	break;
[3]	536	case FUNC_GETBYTE:
[76]	537	if( isCallOn ) Opcode_Func_GetPtrData(Parameter,DEF_BYTE);
	538	resultType.SetBasicType( DEF_BYTE );
[46]	539	break;
[76]	540	default:
	541	return false;
[3]	542	}
[76]	543	return true;
[3]	544	}

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