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Diffstat (limited to 'indra/lscript/lscript_compile/lscript_scope.h')
| -rwxr-xr-x | indra/lscript/lscript_compile/lscript_scope.h | 401 |
1 files changed, 0 insertions, 401 deletions
diff --git a/indra/lscript/lscript_compile/lscript_scope.h b/indra/lscript/lscript_compile/lscript_scope.h deleted file mode 100755 index ffff91c81b..0000000000 --- a/indra/lscript/lscript_compile/lscript_scope.h +++ /dev/null @@ -1,401 +0,0 @@ -/** - * @file lscript_scope.h - * @brief builds nametable and checks scope - * - * $LicenseInfo:firstyear=2002&license=viewerlgpl$ - * Second Life Viewer Source Code - * Copyright (C) 2010, Linden Research, Inc. - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; - * version 2.1 of the License only. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with this library; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - * - * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA - * $/LicenseInfo$ - */ - -#ifndef LL_LSCRIPT_SCOPE_H -#define LL_LSCRIPT_SCOPE_H - -#include <map> -#include "llstringtable.h" -#include "lscript_byteformat.h" - -typedef enum e_lscript_identifier_type -{ - LIT_INVALID, - LIT_GLOBAL, - LIT_VARIABLE, - LIT_FUNCTION, - LIT_LABEL, - LIT_STATE, - LIT_HANDLER, - LIT_LIBRARY_FUNCTION, - LIT_EOF -} LSCRIPTIdentifierType; - -const char LSCRIPTFunctionTypeStrings[LST_EOF] = /*Flawfinder: ignore*/ -{ - '0', - 'i', - 'f', - 's', - 'k', - 'v', - 'q', - 'l', - '0' -}; - -const char * const LSCRIPTListDescription[LST_EOF] = /*Flawfinder: ignore*/ -{ - "PUSHARGB 0", - "PUSHARGB 1", - "PUSHARGB 2", - "PUSHARGB 3", - "PUSHARGB 4", - "PUSHARGB 5", - "PUSHARGB 6", - "PUSHARGB 7", - "PUSHARGB 0" -}; - -const char * const LSCRIPTTypePush[LST_EOF] = /*Flawfinder: ignore*/ -{ - "INVALID", - "PUSHE", - "PUSHE", - "PUSHE", - "PUSHE", - "PUSHEV", - "PUSHEQ", - "PUSHE", - "undefined" -}; - -const char * const LSCRIPTTypeReturn[LST_EOF] = /*Flawfinder: ignore*/ -{ - "INVALID", - "LOADP -12", - "LOADP -12", - "STORES -12\nPOP", - "STORES -12\nPOP", - "LOADVP -20", - "LOADQP -24", - "LOADLP -12", - "undefined" -}; - -const char * const LSCRIPTTypePop[LST_EOF] = /*Flawfinder: ignore*/ -{ - "INVALID", - "POP", - "POP", - "POPS", - "POPS", - "POPV", - "POPQ", - "POPL", - "undefined" -}; - -const char * const LSCRIPTTypeDuplicate[LST_EOF] = /*Flawfinder: ignore*/ -{ - "INVALID", - "DUP", - "DUP", - "DUPS", - "DUPS", - "DUPV", - "DUPQ", - "DUPL", - "undefined" -}; - -const char * const LSCRIPTTypeLocalStore[LST_EOF] = /*Flawfinder: ignore*/ -{ - "INVALID", - "STORE ", - "STORE ", - "STORES ", - "STORES ", - "STOREV ", - "STOREQ ", - "STOREL ", - "undefined" -}; - -const char * const LSCRIPTTypeLocalDeclaration[LST_EOF] = /*Flawfinder: ignore*/ -{ - "INVALID", - "STOREP ", - "STOREP ", - "STORESP ", - "STORESP ", - "STOREVP ", - "STOREQP ", - "STORELP ", - "undefined" -}; - -const char * const LSCRIPTTypeGlobalStore[LST_EOF] = /*Flawfinder: ignore*/ -{ - "INVALID", - "STOREG ", - "STOREG ", - "STORESG ", - "STORESG ", - "STOREGV ", - "STOREGQ ", - "STORELG ", - "undefined" -}; - -const char * const LSCRIPTTypeLocalPush[LST_EOF] = /*Flawfinder: ignore*/ -{ - "INVALID", - "PUSH ", - "PUSH ", - "PUSHS ", - "PUSHS ", - "PUSHV ", - "PUSHQ ", - "PUSHL ", - "undefined" -}; - -const char * const LSCRIPTTypeLocalPush1[LST_EOF] = /*Flawfinder: ignore*/ -{ - "INVALID", - "PUSHARGI 1", - "PUSHARGF 1", - "undefined", - "undefined", - "undefined", - "undefined", - "undefined", - "undefined" -}; - -const char * const LSCRIPTTypeGlobalPush[LST_EOF] = /*Flawfinder: ignore*/ -{ - "INVALID", - "PUSHG ", - "PUSHG ", - "PUSHGS ", - "PUSHGS ", - "PUSHGV ", - "PUSHGQ ", - "PUSHGL ", - "undefined" -}; - -class LLScriptSimpleAssignable; - -class LLScriptArgString -{ -public: - LLScriptArgString() : mString(NULL) {} - ~LLScriptArgString() { delete [] mString; } - - LSCRIPTType getType(S32 count) - { - if (!mString) - return LST_NULL; - S32 length = (S32)strlen(mString); /*Flawfinder: ignore*/ - if (count >= length) - { - return LST_NULL; - } - switch(mString[count]) - { - case 'i': - return LST_INTEGER; - case 'f': - return LST_FLOATINGPOINT; - case 's': - return LST_STRING; - case 'k': - return LST_KEY; - case 'v': - return LST_VECTOR; - case 'q': - return LST_QUATERNION; - case 'l': - return LST_LIST; - default: - return LST_NULL; - } - } - - void addType(LSCRIPTType type) - { - S32 count = 0; - if (mString) - { - count = (S32)strlen(mString); /*Flawfinder: ignore*/ - char *temp = new char[count + 2]; - memcpy(temp, mString, count); /*Flawfinder: ignore*/ - delete [] mString; - mString = temp; - mString[count + 1] = 0; - } - else - { - mString = new char[count + 2]; - mString[count + 1] = 0; - } - mString[count++] = LSCRIPTFunctionTypeStrings[type]; - } - - S32 getNumber() - { - if (mString) - return (S32)strlen(mString); /*Flawfinder: ignore*/ - else - return 0; - } - - char *mString; -}; - -class LLScriptScopeEntry -{ -public: - LLScriptScopeEntry(const char *identifier, LSCRIPTIdentifierType idtype, LSCRIPTType type, S32 count = 0) - : mIdentifier(identifier), mIDType(idtype), mType(type), mOffset(0), mSize(0), mAssignable(NULL), mCount(count), mLibraryNumber(0) - { - } - - ~LLScriptScopeEntry() {} - - const char *mIdentifier; - LSCRIPTIdentifierType mIDType; - LSCRIPTType mType; - S32 mOffset; - S32 mSize; - LLScriptSimpleAssignable *mAssignable; - S32 mCount; // NOTE: Index for locals in CIL. - U16 mLibraryNumber; - LLScriptArgString mFunctionArgs; - LLScriptArgString mLocals; -}; - -class LLScriptScope -{ -public: - LLScriptScope(LLStringTable *stable) - : mParentScope(NULL), mSTable(stable), mFunctionCount(0), mStateCount(0) - { - } - - ~LLScriptScope() - { - delete_and_clear(mEntryMap); - } - - LLScriptScopeEntry *addEntry(const char *identifier, LSCRIPTIdentifierType idtype, LSCRIPTType type) - { - const char *name = mSTable->addString(identifier); - if (mEntryMap.find(name) == mEntryMap.end()) - { - if (idtype == LIT_FUNCTION) - mEntryMap[name] = new LLScriptScopeEntry(name, idtype, type, mFunctionCount++); - else if (idtype == LIT_STATE) - mEntryMap[name] = new LLScriptScopeEntry(name, idtype, type, mStateCount++); - else - mEntryMap[name] = new LLScriptScopeEntry(name, idtype, type); - return mEntryMap[name]; - } - else - { - // identifier already exists at this scope - return NULL; - } - } - - bool checkEntry(const char *identifier) - { - const char *name = mSTable->addString(identifier); - return mEntryMap.find(name) != mEntryMap.end(); - } - - LLScriptScopeEntry *findEntry(const char *identifier) - { - const char *name = mSTable->addString(identifier); - LLScriptScope *scope = this; - - while (scope) - { - entry_map_t::iterator found_it = mEntryMap.find(name); - if (found_it != mEntryMap.end()) - { - // cool, we found it at this scope - return found_it->second; - } - scope = scope->mParentScope; - } - return NULL; - } - - LLScriptScopeEntry *findEntryTyped(const char *identifier, LSCRIPTIdentifierType idtype) - { - const char *name = mSTable->addString(identifier); - LLScriptScope *scope = this; - - while (scope) - { - entry_map_t::iterator found_it = scope->mEntryMap.find(name); - if (found_it != scope->mEntryMap.end()) - { - // need to check type, and if type is function we need to check both types - if (idtype == LIT_FUNCTION) - { - if (found_it->second->mIDType == LIT_FUNCTION) - { - return (found_it->second); - } - else if (found_it->second->mIDType == LIT_LIBRARY_FUNCTION) - { - return (found_it->second); - } - } - else if (found_it->second->mIDType == idtype) - { - // cool, we found it at this scope - return (found_it->second); - } - } - scope = scope->mParentScope; - } - return NULL; - } - - void addParentScope(LLScriptScope *scope) - { - mParentScope = scope; - } - - typedef std::map<const char *, LLScriptScopeEntry *> entry_map_t; - entry_map_t mEntryMap; - LLScriptScope* mParentScope; - LLStringTable* mSTable; - S32 mFunctionCount; - S32 mStateCount; -}; - -extern LLStringTable *gScopeStringTable; - - - -#endif |