source: dev/trunk/abdev/BasicCompiler32/Compile_Func.cpp@ 325

Last change on this file since 325 was 325, checked in by dai_9181, 17 years ago
File size: 13.5 KB
Line 
1#include "stdafx.h"
2
3#include <jenga/include/smoothie/Smoothie.h>
4
5#include <Compiler.h>
6
7#include "../BasicCompiler_Common/common.h"
8#include "Opcode.h"
9
10int GetFunctionFromName(char *FuncName){
11 if( lstrcmpi( FuncName, "CUDbl" ) == 0 ) return FUNC_CUDBL;
12 if( lstrcmpi( FuncName, "Fix" ) == 0 ) return FUNC_FIX;
13 if( lstrcmpi( FuncName, "Len" ) == 0 ) return FUNC_LEN;
14 if( lstrcmpi( FuncName, "AddressOf" ) == 0 ) return FUNC_ADDRESSOF;
15 if( lstrcmpi( FuncName, "SizeOf" ) == 0 ) return FUNC_SIZEOF;
16 if( lstrcmpi( FuncName, "VarPtr" ) == 0 ) return FUNC_VARPTR;
17 if( lstrcmpi( FuncName, "ObjPtr" ) == 0 ) return FUNC_OBJPTR;
18 if( lstrcmpi( FuncName, "__delegate_dynamicmethod_call" ) == 0 ) return FUNC_DELEGATE_DYNAMICMETHOD_CALL;
19 if( lstrcmpi( FuncName, "__delegate_staticmethod_call" ) == 0 ) return FUNC_DELEGATE_STATICMETHOD_CALL;
20 if( lstrcmpi( FuncName, "GetDouble" ) == 0 ) return FUNC_GETDOUBLE;
21 if( lstrcmpi( FuncName, "GetSingle" ) == 0 ) return FUNC_GETSINGLE;
22 if( lstrcmpi( FuncName, "GetQWord" ) == 0 ) return FUNC_GETQWORD;
23 if( lstrcmpi( FuncName, "GetDWord" ) == 0 ) return FUNC_GETDWORD;
24 if( lstrcmpi( FuncName, "GetWord" ) == 0 ) return FUNC_GETWORD;
25 if( lstrcmpi( FuncName, "GetByte" ) == 0 ) return FUNC_GETBYTE;
26 return 0;
27}
28
29void Opcode_Func_Fix(const char *lpszParms){
30 Type resultType;
31 if( !NumOpe( lpszParms, Type(), resultType ) ){
32 return;
33 }
34
35 if( resultType.IsDouble() ){
36 //fld qword ptr[esp]
37 compiler.codeGenerator.op_fld_ptr_esp(DEF_DOUBLE);
38
39 //fnstcw word ptr[esp]
40 compiler.codeGenerator.PutOld(
41 (char)0xD9,
42 (char)0x3C,
43 (char)0x24
44 );
45
46 //mov ax,word ptr[esp]
47 compiler.codeGenerator.op_mov_RM( sizeof(short), REG_EAX, REG_ESP, 0, MOD_BASE );
48
49 //or ah,0Ch
50 compiler.codeGenerator.PutOld(
51 (char)0x80,
52 (char)0xCC,
53 (char)0x0C
54 );
55
56 //mov word ptr[esp-2],ax
57 compiler.codeGenerator.op_mov_MR( sizeof(short), REG_EAX, REG_ESP, -2, MOD_BASE_DISP8 );
58
59 //fldcw word ptr[esp-2]
60 compiler.codeGenerator.PutOld(
61 (char)0xD9,
62 (char)0x6C,
63 (char)0x24,
64 (char)0xFE
65 );
66
67 //fistp dword ptr[esp+4]
68 compiler.codeGenerator.PutOld(
69 (char)0xDB,
70 (char)0x5C,
71 (char)0x24,
72 (char)0x04
73 );
74
75 //fldcw word ptr[esp]
76 compiler.codeGenerator.PutOld(
77 (char)0xD9,
78 (char)0x2C,
79 (char)0x24
80 );
81
82 //add esp,4
83 compiler.codeGenerator.op_add_esp(4);
84 }
85 else if( resultType.IsSingle() ){
86 //fld dword ptr[esp]
87 compiler.codeGenerator.op_fld_ptr_esp(DEF_SINGLE);
88
89 //sub esp,4
90 compiler.codeGenerator.op_sub_esp(4);
91
92 //fnstcw word ptr[esp]
93 compiler.codeGenerator.PutOld(
94 (char)0xD9,
95 (char)0x3C,
96 (char)0x24
97 );
98
99 //mov ax,word ptr[esp]
100 compiler.codeGenerator.op_mov_RM( sizeof(short), REG_EAX, REG_ESP, 0, MOD_BASE );
101
102 //or ah,0Ch
103 compiler.codeGenerator.PutOld(
104 (char)0x80,
105 (char)0xCC,
106 (char)0x0C
107 );
108
109 //mov word ptr[esp-2],ax
110 compiler.codeGenerator.op_mov_MR( sizeof(short), REG_EAX, REG_ESP, -2, MOD_BASE_DISP8 );
111
112 //fldcw word ptr[esp-2]
113 compiler.codeGenerator.PutOld(
114 (char)0xD9,
115 (char)0x6C,
116 (char)0x24,
117 (char)0xFE
118 );
119
120 //fistp dword ptr[esp+4]
121 compiler.codeGenerator.PutOld(
122 (char)0xDB,
123 (char)0x5C,
124 (char)0x24,
125 (char)0x04
126 );
127
128 //fldcw word ptr[esp]
129 compiler.codeGenerator.PutOld(
130 (char)0xD9,
131 (char)0x2C,
132 (char)0x24
133 );
134
135 //add esp,4
136 compiler.codeGenerator.op_add_esp(4);
137 }
138 else if( resultType.Is64() ){
139 //pop eax
140 compiler.codeGenerator.op_pop(REG_EAX);
141
142 //add esp,4
143 compiler.codeGenerator.op_add_esp(4);
144
145 //push eax
146 compiler.codeGenerator.op_push(REG_EAX);
147 }
148
149 //pop eax
150 compiler.codeGenerator.op_pop(REG_EAX);
151}
152
153void Opcode_Func_CUDbl(const char *Parameter){
154 Type resultType;
155 if( !NumOpe(Parameter,Type(),resultType) ){
156 return;
157 }
158 ChangeTypeToLong(resultType.GetBasicType());
159
160 //pop eax
161 compiler.codeGenerator.op_pop(REG_EAX);
162
163 //push 0
164 compiler.codeGenerator.op_push_V( 0 );
165
166 //push eax
167 compiler.codeGenerator.op_push(REG_EAX);
168
169 //fild qword ptr[esp]
170 compiler.codeGenerator.op_fld_ptr_esp(DEF_INT64);
171
172 //add esp,8
173 compiler.codeGenerator.op_add_esp(8);
174}
175void Opcode_Func_Len(const char *Parameter){
176 BOOL bArrayHead;
177
178 const char *tempParm=Parameter;
179 char temporary[VN_SIZE];
180 char temp2[32];
181 Type type;
182 if( !GetVarType(Parameter,type,0) ){
183 sprintf(temporary,"_System_DummyStr2=%s",Parameter);
184 OpcodeCalc(temporary);
185
186 lstrcpy(temp2,"_System_DummyStr2");
187 tempParm=temp2;
188
189 type.SetType( DEF_OBJECT, compiler.GetObjectModule().meta.GetClasses().GetStringClassPtr() );
190 }
191
192 if( type.IsStringClass() ){
193 //Stringオブジェクトの場合
194 sprintf(temporary,"%s.Length",tempParm);
195
196 int reg=REG_RAX;
197 NumOpe(temporary,Type(),Type());
198
199 //pop eax
200 compiler.codeGenerator.op_pop(REG_EAX);
201
202 return;
203 }
204
205 Subscripts subscripts;
206 RELATIVE_VAR RelativeVar;
207 if(!GetVarOffsetReadOnly(tempParm,&RelativeVar,type,&subscripts)) return;
208
209 if(type.GetBasicType()&FLAG_PTR){
210 type.SetBasicType( type.GetBasicType() & ( ~FLAG_PTR ) );
211
212 bArrayHead=1;
213 }
214 else bArrayHead=0;
215
216 int typeSize = type.GetSize();
217
218 if(bArrayHead) typeSize*=JumpSubScripts(subscripts);
219
220 //mov eax,typeSize
221 compiler.codeGenerator.op_mov_RV( REG_EAX, typeSize );
222}
223void Opcode_Func_AddressOf( const char *name ){
224 extern int cp;
225 const UserProc *pUserProc;
226
227 extern LONG_PTR ProcPtr_BaseIndex;
228 if(ProcPtr_BaseIndex!=-1){
229 //左辺の型にのっとり、オーバーロードを解決
230
231 std::vector<const UserProc *> subs;
232 GetOverloadSubHash( name, subs );
233 if( subs.size() == 0 ){
234 SetError(27,name,cp);
235 return;
236 }
237
238 //オーバーロードを解決
239 pUserProc=OverloadSolution(name,subs,compiler.GetObjectModule().meta.GetProcPointers()[ProcPtr_BaseIndex]->Params(), Type() );
240
241 if(!pUserProc){
242 SetError(27,name,cp);
243 return;
244 }
245 }
246 else{
247 pUserProc=GetSubHash(name);
248 if(!pUserProc){
249 SetError(27,name,cp);
250 return;
251 }
252 }
253
254 if( pUserProc->IsVirtual() ){
255 ///////////////////////////////
256 // 仮想関数の場合
257 // thisポインタをrcxにコピー
258 ///////////////////////////////
259
260 const CClass *pobj_c;
261
262 char ObjectName[VN_SIZE];
263 ReferenceKind referenceKind;
264 SplitObjectName(name,ObjectName, referenceKind );
265
266 if(ObjectName[0]){
267 if(lstrcmpi(ObjectName,"Super")==0) goto InClassMember;
268 else{
269 RELATIVE_VAR RelativeVar;
270 Type type;
271 if(!GetVarOffsetReadOnly(ObjectName,&RelativeVar,type)) return;
272 SetVarPtrToEax(&RelativeVar);
273
274 //mov ecx,eax
275 compiler.codeGenerator.op_mov_RR(REG_ECX,REG_EAX);
276
277 //参照タイプが整合しているかをチェック
278 if( !( type.IsObject() && referenceKind == RefDot
279 || type.IsObjectPtr() && referenceKind == RefPointer ) )
280 {
281 SetError(104,ObjectName,cp);
282 }
283
284 if(type.IsObjectPtr()){
285 //mov ecx,dword ptr[ecx]
286 compiler.codeGenerator.op_mov_RM(sizeof(long),REG_ECX,REG_ECX,0,MOD_BASE);
287 }
288 }
289 }
290 else{
291InClassMember:
292 //自身のオブジェクトのThisポインタをrcxにコピー
293 SetThisPtrToReg(REG_RCX);
294
295 pobj_c=compiler.pCompilingClass;
296 }
297
298
299 //仮想関数（オブジェクトメソッド）
300 //pObj->func_table->func1
301 // ->func2
302 // ->func3
303
304 //mov edx,dword ptr[ecx]
305 compiler.codeGenerator.op_mov_RM( sizeof(long), REG_EDX, REG_ECX, 0, MOD_BASE );
306
307 int i2 = pobj_c->GetFuncNumInVtbl( pUserProc );
308
309 //mov eax,dword ptr[edx+func_index]
310 if(i2*PTR_SIZE<=0x7F){
311 compiler.codeGenerator.op_mov_RM(sizeof(long),REG_EAX,REG_EDX,i2*PTR_SIZE,MOD_BASE_DISP8);
312 }
313 else{
314 compiler.codeGenerator.op_mov_RM(sizeof(long),REG_EAX,REG_EDX,i2*PTR_SIZE,MOD_BASE_DISP32);
315 }
316 }
317 else{
318 //一般の関数
319
320 //mov eax,ProcAddr
321 compiler.codeGenerator.op_addressof( REG_EAX, pUserProc );
322 }
323
324 pUserProc->Using();
325}
326void Opcode_Func_SizeOf( const string &typeName ){
327 Type tempType;
328 if( !compiler.StringToType( typeName, tempType ) ){
329 SetError(3,typeName,cp);
330 return;
331 }
332
333 int typeSize = ( tempType.IsObject() ) ?
334 tempType.GetClass().GetSize() : tempType.GetSize();
335
336 //mov eax,size
337 compiler.codeGenerator.op_mov_RV( REG_EAX, typeSize );
338}
339void Opcode_Func_VarPtr( const char *Parameter, Type &resultType, bool isCallOn ){
340 if( isCallOn == false ){
341 // 戻り値の型を取得するだけ
342
343 //変数のアドレスを取得
344 if(!GetVarType( Parameter, resultType, true )) return;
345
346 resultType.PtrLevelUp();
347
348 return;
349 }
350
351 RELATIVE_VAR RelativeVar;
352
353 //変数のアドレスを取得
354 if(!GetVarOffsetReadOnly( Parameter, &RelativeVar, resultType )) return;
355
356 int beforeType = resultType.GetBasicType();
357
358 resultType.PtrLevelUp();
359
360 SetVarPtrToEax(&RelativeVar);
361}
362void Opcode_Func_ObjPtr( const char *Parameter, Type &resultType, bool isCallOn ){
363 if( isCallOn == false ){
364 // 戻り値の型を取得するだけ
365
366 //変数のアドレスを取得
367 if(!GetVarType( Parameter, resultType, true )) return;
368
369 resultType.PtrLevelUp();
370
371 return;
372 }
373
374 RELATIVE_VAR RelativeVar;
375
376 //変数のアドレスを取得
377 if(!GetVarOffsetReadOnly( Parameter, &RelativeVar, resultType )) return;
378
379 int beforeType = resultType.GetBasicType();
380
381 resultType.PtrLevelUp();
382
383 SetVarPtrToEax(&RelativeVar);
384
385 if( lstrcmpi( Parameter, "This" )==0 ){
386 // Thisの場合は特別にオブジェクトポインタが返ってくるので、何もせずに抜ける
387 }
388 else if( beforeType == DEF_OBJECT ){
389 //参照をオブジェクトポインタに変更
390
391 //mov eax,dword ptr[eax]
392 compiler.codeGenerator.op_mov_RM( sizeof(long), REG_EAX, REG_EAX, 0, MOD_BASE );
393 }
394 else{
395 SetError(134,NULL,cp );
396 }
397}
398
399void Opcode_Func_delegate_call( const char *paramsStr, Type &resultType, bool isDynamicCall, bool isCallOn )
400{
401 if( isCallOn )
402 {
403 int i = 0;
404 char methodPtrParamStr[VN_SIZE];
405 i = GetOneParameter( paramsStr, i, methodPtrParamStr );
406
407 char objPtrValueStr[VN_SIZE];
408 if( isDynamicCall )
409 {
410 i = GetOneParameter( paramsStr, i, objPtrValueStr );
411 }
412
413 Opcode_CallDelegate( compiler.pCompilingClass->GetDelegate(), methodPtrParamStr, objPtrValueStr, paramsStr + i );
414 }
415
416 resultType = UserProc::CompilingUserProc().ReturnType();
417}
418
419void Opcode_Func_GetPtrData(const char *Parameter,const int type){
420 Type tempType;
421 if( !NumOpe(Parameter,Type(),tempType) ){
422 return;
423 }
424 if(!tempType.IsWhole()){
425 SetError(11,Parameter,cp);
426 return;
427 }
428 ChangeTypeToLong(tempType.GetBasicType());
429
430 if(type==DEF_DOUBLE){
431 //pop eax
432 compiler.codeGenerator.op_pop(REG_EAX);
433
434 //fld qword ptr[eax]
435 compiler.codeGenerator.PutOld(
436 (char)0xDD,
437 (char)0x00
438 );
439 }
440 else if(type==DEF_SINGLE||type==DEF_DWORD){
441 //pop eax
442 compiler.codeGenerator.op_pop(REG_EAX);
443
444 //mov eax,dword ptr[eax]
445 compiler.codeGenerator.op_mov_RM( sizeof(long), REG_EAX, REG_EAX, 0, MOD_BASE );
446 }
447 else if(type==DEF_QWORD){
448 //pop ecx
449 compiler.codeGenerator.op_pop(REG_ECX);
450
451 //mov eax,dword ptr[ecx]
452 compiler.codeGenerator.op_mov_RM(sizeof(long),REG_EAX,REG_ECX,0,MOD_BASE);
453
454 //mov edx,dword ptr[ecx+sizeof(long)]
455 compiler.codeGenerator.op_mov_RM(sizeof(long),REG_EDX,REG_ECX,sizeof(long),MOD_BASE_DISP8);
456 }
457 else if(type==DEF_WORD){
458 //pop ebx
459 compiler.codeGenerator.op_pop(REG_EBX);
460
461 //xor eax,eax
462 compiler.codeGenerator.op_xor_RR(REG_EAX);
463
464 //mov ax,word ptr[ebx]
465 compiler.codeGenerator.op_mov_RM( sizeof(short), REG_EAX, REG_EBX, 0, MOD_BASE );
466 }
467 else if(type==DEF_BYTE){
468 //pop ebx
469 compiler.codeGenerator.op_pop(REG_EBX);
470
471 //xor eax,eax
472 compiler.codeGenerator.op_xor_RR(REG_EAX);
473
474 //mov al,byte ptr[ebx]
475 compiler.codeGenerator.op_mov_RM( sizeof(char), REG_EAX, REG_EBX, 0, MOD_BASE );
476 }
477}
478
479bool Opcode_CallFunc( const char *Parameter, const int FuncNum, Type &resultType, bool isCallOn ){
480 switch(FuncNum){
481 case FUNC_FIX:
482 if( isCallOn ) Opcode_Func_Fix(Parameter);
483 resultType.SetBasicType( DEF_LONG );
484 break;
485 case FUNC_CUDBL:
486 if( isCallOn ) Opcode_Func_CUDbl(Parameter);
487 resultType.SetBasicType( DEF_DOUBLE );
488 break;
489 case FUNC_LEN:
490 if( isCallOn ) Opcode_Func_Len(Parameter);
491 resultType.SetBasicType( DEF_LONG );
492 break;
493 case FUNC_ADDRESSOF:
494 if( isCallOn ) Opcode_Func_AddressOf(Parameter);
495 resultType.SetBasicType( DEF_PTR_VOID );
496 break;
497 case FUNC_SIZEOF:
498 if( isCallOn ) Opcode_Func_SizeOf(Parameter);
499 resultType.SetBasicType( DEF_LONG );
500 break;
501 case FUNC_VARPTR:
502 Opcode_Func_VarPtr( Parameter, resultType, isCallOn );
503 break;
504 case FUNC_OBJPTR:
505 Opcode_Func_ObjPtr( Parameter, resultType, isCallOn );
506 break;
507 case FUNC_DELEGATE_DYNAMICMETHOD_CALL:
508 Opcode_Func_delegate_call( Parameter, resultType, true, isCallOn );
509 break;
510 case FUNC_DELEGATE_STATICMETHOD_CALL:
511 Opcode_Func_delegate_call( Parameter, resultType, false, isCallOn );
512 break;
513
514 case FUNC_GETDOUBLE:
515 if( isCallOn ) Opcode_Func_GetPtrData(Parameter,DEF_DOUBLE);
516 resultType.SetBasicType( DEF_DOUBLE );
517 break;
518 case FUNC_GETSINGLE:
519 if( isCallOn ) Opcode_Func_GetPtrData(Parameter,DEF_SINGLE);
520 resultType.SetBasicType( DEF_SINGLE );
521 break;
522 case FUNC_GETQWORD:
523 if( isCallOn ) Opcode_Func_GetPtrData(Parameter,DEF_QWORD);
524 resultType.SetBasicType( DEF_QWORD );
525 break;
526 case FUNC_GETDWORD:
527 if( isCallOn ) Opcode_Func_GetPtrData(Parameter,DEF_DWORD);
528 resultType.SetBasicType( DEF_DWORD );
529 break;
530 case FUNC_GETWORD:
531 if( isCallOn ) Opcode_Func_GetPtrData(Parameter,DEF_WORD);
532 resultType.SetBasicType( DEF_WORD );
533 break;
534 case FUNC_GETBYTE:
535 if( isCallOn ) Opcode_Func_GetPtrData(Parameter,DEF_BYTE);
536 resultType.SetBasicType( DEF_BYTE );
537 break;
538 default:
539 return false;
540 }
541 return true;
542}
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