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Diffstat (limited to 'src/3rdparty/angle/src/compiler/preprocessor/symbols.c')
-rw-r--r-- | src/3rdparty/angle/src/compiler/preprocessor/symbols.c | 288 |
1 files changed, 0 insertions, 288 deletions
diff --git a/src/3rdparty/angle/src/compiler/preprocessor/symbols.c b/src/3rdparty/angle/src/compiler/preprocessor/symbols.c deleted file mode 100644 index f18b2569b3..0000000000 --- a/src/3rdparty/angle/src/compiler/preprocessor/symbols.c +++ /dev/null @@ -1,288 +0,0 @@ -/****************************************************************************\ -Copyright (c) 2002, NVIDIA Corporation. - -NVIDIA Corporation("NVIDIA") supplies this software to you in -consideration of your agreement to the following terms, and your use, -installation, modification or redistribution of this NVIDIA software -constitutes acceptance of these terms. If you do not agree with these -terms, please do not use, install, modify or redistribute this NVIDIA -software. - -In consideration of your agreement to abide by the following terms, and -subject to these terms, NVIDIA grants you a personal, non-exclusive -license, under NVIDIA's copyrights in this original NVIDIA software (the -"NVIDIA Software"), to use, reproduce, modify and redistribute the -NVIDIA Software, with or without modifications, in source and/or binary -forms; provided that if you redistribute the NVIDIA Software, you must -retain the copyright notice of NVIDIA, this notice and the following -text and disclaimers in all such redistributions of the NVIDIA Software. -Neither the name, trademarks, service marks nor logos of NVIDIA -Corporation may be used to endorse or promote products derived from the -NVIDIA Software without specific prior written permission from NVIDIA. -Except as expressly stated in this notice, no other rights or licenses -express or implied, are granted by NVIDIA herein, including but not -limited to any patent rights that may be infringed by your derivative -works or by other works in which the NVIDIA Software may be -incorporated. No hardware is licensed hereunder. - -THE NVIDIA SOFTWARE IS BEING PROVIDED ON AN "AS IS" BASIS, WITHOUT -WARRANTIES OR CONDITIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED, -INCLUDING WITHOUT LIMITATION, WARRANTIES OR CONDITIONS OF TITLE, -NON-INFRINGEMENT, MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR -ITS USE AND OPERATION EITHER ALONE OR IN COMBINATION WITH OTHER -PRODUCTS. - -IN NO EVENT SHALL NVIDIA BE LIABLE FOR ANY SPECIAL, INDIRECT, -INCIDENTAL, EXEMPLARY, CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED -TO, LOST PROFITS; PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF -USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) OR ARISING IN ANY WAY -OUT OF THE USE, REPRODUCTION, MODIFICATION AND/OR DISTRIBUTION OF THE -NVIDIA SOFTWARE, HOWEVER CAUSED AND WHETHER UNDER THEORY OF CONTRACT, -TORT (INCLUDING NEGLIGENCE), STRICT LIABILITY OR OTHERWISE, EVEN IF -NVIDIA HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -\****************************************************************************/ -// -// symbols.c -// - -#include <stdlib.h> -#include <stdio.h> -#include <string.h> - -#include "compiler/preprocessor/slglobals.h" - -#if defined(_MSC_VER) -#pragma warning(disable: 4706) -#endif - -/////////////////////////////////////////////////////////////////////////////////////////////// -/////////////////////////////////// Symbol Table Variables: /////////////////////////////////// -/////////////////////////////////////////////////////////////////////////////////////////////// - -Scope *ScopeList = NULL; -Scope *CurrentScope = NULL; -Scope *GlobalScope = NULL; - -static void unlinkScope(void *_scope) { - Scope *scope = _scope; - - if (scope->next) - scope->next->prev = scope->prev; - if (scope->prev) - scope->prev->next = scope->next; - else - ScopeList = scope->next; -} - -/* - * NewScope() - * - */ -Scope *NewScopeInPool(MemoryPool *pool) -{ - Scope *lScope; - - lScope = mem_Alloc(pool, sizeof(Scope)); - lScope->pool = pool; - lScope->parent = NULL; - lScope->funScope = NULL; - lScope->symbols = NULL; - - lScope->level = 0; - - lScope->programs = NULL; - if ((lScope->next = ScopeList)) - ScopeList->prev = lScope; - lScope->prev = 0; - ScopeList = lScope; - mem_AddCleanup(pool, unlinkScope, lScope); - return lScope; -} // NewScope - -/* - * PushScope() - * - */ - -void PushScope(Scope *fScope) -{ - Scope *lScope; - - if (CurrentScope) { - fScope->level = CurrentScope->level + 1; - if (fScope->level == 1) { - if (!GlobalScope) { - /* HACK - CTD -- if GlobalScope==NULL and level==1, we're - * defining a function in the superglobal scope. Things - * will break if we leave the level as 1, so we arbitrarily - * set it to 2 */ - fScope->level = 2; - } - } - if (fScope->level >= 2) { - lScope = fScope; - while (lScope->level > 2) - lScope = lScope->next; - fScope->funScope = lScope; - } - } else { - fScope->level = 0; - } - fScope->parent = CurrentScope; - CurrentScope = fScope; -} // PushScope - -/* - * PopScope() - * - */ - -Scope *PopScope(void) -{ - Scope *lScope; - - lScope = CurrentScope; - if (CurrentScope) - CurrentScope = CurrentScope->parent; - return lScope; -} // PopScope - -/* - * NewSymbol() - Allocate a new symbol node; - * - */ - -Symbol *NewSymbol(SourceLoc *loc, Scope *fScope, int name, symbolkind kind) -{ - Symbol *lSymb; - char *pch; - unsigned int ii; - - lSymb = (Symbol *) mem_Alloc(fScope->pool, sizeof(Symbol)); - lSymb->left = NULL; - lSymb->right = NULL; - lSymb->next = NULL; - lSymb->name = name; - lSymb->loc = *loc; - lSymb->kind = kind; - - // Clear union area: - - pch = (char *) &lSymb->details; - for (ii = 0; ii < sizeof(lSymb->details); ii++) - *pch++ = 0; - return lSymb; -} // NewSymbol - -/* - * lAddToTree() - Using a binary tree is not a good idea for basic atom values because they - * are generated in order. We'll fix this later (by reversing the bit pattern). - */ - -static void lAddToTree(Symbol **fSymbols, Symbol *fSymb) -{ - Symbol *lSymb; - int lrev, frev; - - lSymb = *fSymbols; - if (lSymb) { - frev = GetReversedAtom(atable, fSymb->name); - while (lSymb) { - lrev = GetReversedAtom(atable, lSymb->name); - if (lrev == frev) { - CPPErrorToInfoLog("GetAtomString(atable, fSymb->name)"); - break; - } else { - if (lrev > frev) { - if (lSymb->left) { - lSymb = lSymb->left; - } else { - lSymb->left = fSymb; - break; - } - } else { - if (lSymb->right) { - lSymb = lSymb->right; - } else { - lSymb->right = fSymb; - break; - } - } - } - } - } else { - *fSymbols = fSymb; - } -} // lAddToTree - - -/* - * AddSymbol() - Add a variable, type, or function name to a scope. - * - */ - -Symbol *AddSymbol(SourceLoc *loc, Scope *fScope, int atom, symbolkind kind) -{ - Symbol *lSymb; - - if (!fScope) - fScope = CurrentScope; - lSymb = NewSymbol(loc, fScope, atom, kind); - lAddToTree(&fScope->symbols, lSymb); - return lSymb; -} // AddSymbol - - -/*********************************************************************************************/ -/************************************ Symbol Semantic Functions ******************************/ -/*********************************************************************************************/ - -/* - * LookUpLocalSymbol() - * - */ - -Symbol *LookUpLocalSymbol(Scope *fScope, int atom) -{ - Symbol *lSymb; - int rname, ratom; - - ratom = GetReversedAtom(atable, atom); - if (!fScope) - fScope = CurrentScope; - lSymb = fScope->symbols; - while (lSymb) { - rname = GetReversedAtom(atable, lSymb->name); - if (rname == ratom) { - return lSymb; - } else { - if (rname > ratom) { - lSymb = lSymb->left; - } else { - lSymb = lSymb->right; - } - } - } - return NULL; -} // LookUpLocalSymbol - -/* - * LookUpSymbol() - * - */ - -Symbol *LookUpSymbol(Scope *fScope, int atom) -{ - Symbol *lSymb; - - if (!fScope) - fScope = CurrentScope; - while (fScope) { - lSymb = LookUpLocalSymbol(fScope, atom); - if (lSymb) - return lSymb; - fScope = fScope->parent; - } - return NULL; -} // LookUpSymbol - |