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globals.c
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globals.c
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/*
* Copyright (c) 1987 Fujitsu
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
/*
macrossGlobals.h -- Global variable definitions for the Macross
assembler.
Chip Morningstar -- Lucasfilm Ltd.
1-November-1984
*/
#include "macrossTypes.h"
#include "macrossGlobals.h"
bool backwardsCompatibleIfFlag;
bool beneathFunction;
commandLineDefineType *commandLineDefines;
int cumulativeLineNumber;
environmentType *currentEnvironment;
int currentFieldOffset;
char *currentFileName;
char *lastErrorFile;
stringType *currentFunctionName;
int currentLabelTagNumber;
int currentLineNumber;
int lastErrorLine;
identifierListType *currentLocalVariableList;
valueType currentLocationCounter;
int currentOperandNumber;
int currentReferenceDepth;
bool debug;
bool emitPrint;
bool expandMacros;
bool errorFlag;
bool expressionFailed;
bool finishOperand;
operandKindType fixupAddressMode[MAX_NUMBER_OF_OPERANDS];
operandKindType newFixupAddressMode;
fixupListType *fixupList;
bool freeFlag;
bool freturnExit;
bool generatingFixup;
environmentType globalEnvironment;
int hackFlag;
bool haveUserStartAddress;
bool fixupStartAddress;
int includeNestingDepth;
FILE *indexFileForPass2;
FILE *input;
fileNameListType *inputFileStack;
FILE *listFileOutput;
int listingControlCounter;
bool listingOn;
int macroCallDepth;
FILE *macroFileForPass2;
int macroOrFunctionNestingDepth;
structInstanceType *newStruct;
int nextEnvironmentNumber;
int nextLabelTagNumber;
FILE *objectFileOutput;
char operandBuffer[MAX_NUMBER_OF_OPERANDS][LINE_BUFFER_SIZE];
expressionType *pendingFixup[MAX_NUMBER_OF_OPERANDS];
bool performingFixups;
bool positionIndependentCodeMode;
bool produceLinkableObject;
addressType relocatableHighWaterMark;
reservationListType *reservationList;
valueType *resultOfLastFunctionCall;
valueType savedRelocatableCurrentLocationCounter;
FILE *saveFileForPass2;
bool showAllSymbolsFlag;
bool sideEffectFlag;
bool standaloneExpansionFlag;
valueType *startAddress;
int statementEvaluationDepth;
int statementListNestingDepth;
int structNestingDepth;
FILE *symbolDumpFileOutput;
bool symbolTableDumpOn;
int tabCount;
addressType targetOffset;
bool terseErrorMessages;
valueType *UndefinedValue;
symbolUsageKindType unknownSymbolTag;
int (*lexDispatchTable[128])();
macroTableEntryType *macroTable[HASH_TABLE_SIZE];
opcodeTableEntryType *opcodeTable[HASH_TABLE_SIZE];
keywordTableEntryType *keywordTable[HASH_TABLE_SIZE];
conditionTableEntryType *conditionTable[HASH_TABLE_SIZE];
symbolTableEntryType *symbolTable[HASH_TABLE_SIZE];
int validSymbolValues[NUM_OF_SYM_USAGES];
byte structScratchBuffer[MAXIMUM_ALLOWED_STRUCT_SIZE];
codeRegionType absoluteCodeRegion;
codeRegionType relocatableCodeRegion;
codeRegionType *codeRegions[2];
codeBufferKindType currentCodeMode;
codeBufferType *emptyBuffer; /* ??? */
codeBreakType *codeBreakList;
codeBreakType *lastCodeBreak;
expressionReferenceListType *expressionReferenceList[3];
expressionReferenceListType *referencesToNote[MAX_NUMBER_OF_OPERANDS];
int numberOfReferencesInList[3];
functionDefinitionType *externalFunctionList;
functionDefinitionType *endOfExternalFunctionList;
int externalFunctionCount;
char alphabeticCharacterTable[128];
char alphaNumericCharacterTable[128];
char lowerCaseCharacterTable[128];
char numericCharacterTable[128];
int expressionBufferSize;
byte expressionBuffer[EXPRESSION_BUFFER_LIMIT];