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Diffstat (limited to 'src/LexAsm.cxx')
| -rw-r--r-- | src/LexAsm.cxx | 180 |
1 files changed, 0 insertions, 180 deletions
diff --git a/src/LexAsm.cxx b/src/LexAsm.cxx deleted file mode 100644 index 17c938420..000000000 --- a/src/LexAsm.cxx +++ /dev/null @@ -1,180 +0,0 @@ -// Scintilla source code edit control -/** @file LexAsm.cxx - ** Lexer for Assembler, just for the MASM syntax - ** Written by The Black Horus - ** Enhancements and NASM stuff by Kein-Hong Man, 2003-10 - ** SCE_ASM_COMMENTBLOCK and SCE_ASM_CHARACTER are for future GNU as colouring - **/ -// Copyright 1998-2003 by Neil Hodgson <neilh@scintilla.org> -// The License.txt file describes the conditions under which this software may be distributed. - -#include <stdlib.h> -#include <string.h> -#include <ctype.h> -#include <stdio.h> -#include <stdarg.h> - -#include "Platform.h" - -#include "PropSet.h" -#include "Accessor.h" -#include "StyleContext.h" -#include "KeyWords.h" -#include "Scintilla.h" -#include "SciLexer.h" - -#ifdef SCI_NAMESPACE -using namespace Scintilla; -#endif - -static inline bool IsAWordChar(const int ch) { - return (ch < 0x80) && (isalnum(ch) || ch == '.' || - ch == '_' || ch == '?'); -} - -static inline bool IsAWordStart(const int ch) { - return (ch < 0x80) && (isalnum(ch) || ch == '_' || ch == '.' || - ch == '%' || ch == '@' || ch == '$' || ch == '?'); -} - -static inline bool IsAsmOperator(const int ch) { - if ((ch < 0x80) && (isalnum(ch))) - return false; - // '.' left out as it is used to make up numbers - if (ch == '*' || ch == '/' || ch == '-' || ch == '+' || - ch == '(' || ch == ')' || ch == '=' || ch == '^' || - ch == '[' || ch == ']' || ch == '<' || ch == '&' || - ch == '>' || ch == ',' || ch == '|' || ch == '~' || - ch == '%' || ch == ':') - return true; - return false; -} - -static void ColouriseAsmDoc(unsigned int startPos, int length, int initStyle, WordList *keywordlists[], - Accessor &styler) { - - WordList &cpuInstruction = *keywordlists[0]; - WordList &mathInstruction = *keywordlists[1]; - WordList ®isters = *keywordlists[2]; - WordList &directive = *keywordlists[3]; - WordList &directiveOperand = *keywordlists[4]; - WordList &extInstruction = *keywordlists[5]; - - // Do not leak onto next line - if (initStyle == SCE_ASM_STRINGEOL) - initStyle = SCE_ASM_DEFAULT; - - StyleContext sc(startPos, length, initStyle, styler); - - for (; sc.More(); sc.Forward()) - { - - // Prevent SCE_ASM_STRINGEOL from leaking back to previous line - if (sc.atLineStart && (sc.state == SCE_ASM_STRING)) { - sc.SetState(SCE_ASM_STRING); - } else if (sc.atLineStart && (sc.state == SCE_ASM_CHARACTER)) { - sc.SetState(SCE_ASM_CHARACTER); - } - - // Handle line continuation generically. - if (sc.ch == '\\') { - if (sc.chNext == '\n' || sc.chNext == '\r') { - sc.Forward(); - if (sc.ch == '\r' && sc.chNext == '\n') { - sc.Forward(); - } - continue; - } - } - - // Determine if the current state should terminate. - if (sc.state == SCE_ASM_OPERATOR) { - if (!IsAsmOperator(sc.ch)) { - sc.SetState(SCE_ASM_DEFAULT); - } - }else if (sc.state == SCE_ASM_NUMBER) { - if (!IsAWordChar(sc.ch)) { - sc.SetState(SCE_ASM_DEFAULT); - } - } else if (sc.state == SCE_ASM_IDENTIFIER) { - if (!IsAWordChar(sc.ch) ) { - char s[100]; - sc.GetCurrentLowered(s, sizeof(s)); - - if (cpuInstruction.InList(s)) { - sc.ChangeState(SCE_ASM_CPUINSTRUCTION); - } else if (mathInstruction.InList(s)) { - sc.ChangeState(SCE_ASM_MATHINSTRUCTION); - } else if (registers.InList(s)) { - sc.ChangeState(SCE_ASM_REGISTER); - } else if (directive.InList(s)) { - sc.ChangeState(SCE_ASM_DIRECTIVE); - } else if (directiveOperand.InList(s)) { - sc.ChangeState(SCE_ASM_DIRECTIVEOPERAND); - } else if (extInstruction.InList(s)) { - sc.ChangeState(SCE_ASM_EXTINSTRUCTION); - } - sc.SetState(SCE_ASM_DEFAULT); - } - } - else if (sc.state == SCE_ASM_COMMENT ) { - if (sc.atLineEnd) { - sc.SetState(SCE_ASM_DEFAULT); - } - } else if (sc.state == SCE_ASM_STRING) { - if (sc.ch == '\\') { - if (sc.chNext == '\"' || sc.chNext == '\'' || sc.chNext == '\\') { - sc.Forward(); - } - } else if (sc.ch == '\"') { - sc.ForwardSetState(SCE_ASM_DEFAULT); - } else if (sc.atLineEnd) { - sc.ChangeState(SCE_ASM_STRINGEOL); - sc.ForwardSetState(SCE_ASM_DEFAULT); - } - } else if (sc.state == SCE_ASM_CHARACTER) { - if (sc.ch == '\\') { - if (sc.chNext == '\"' || sc.chNext == '\'' || sc.chNext == '\\') { - sc.Forward(); - } - } else if (sc.ch == '\'') { - sc.ForwardSetState(SCE_ASM_DEFAULT); - } else if (sc.atLineEnd) { - sc.ChangeState(SCE_ASM_STRINGEOL); - sc.ForwardSetState(SCE_ASM_DEFAULT); - } - } - - // Determine if a new state should be entered. - if (sc.state == SCE_ASM_DEFAULT) { - if (sc.ch == ';'){ - sc.SetState(SCE_ASM_COMMENT); - } else if (isascii(sc.ch) && (isdigit(sc.ch) || (sc.ch == '.' && isascii(sc.chNext) && isdigit(sc.chNext)))) { - sc.SetState(SCE_ASM_NUMBER); - } else if (IsAWordStart(sc.ch)) { - sc.SetState(SCE_ASM_IDENTIFIER); - } else if (sc.ch == '\"') { - sc.SetState(SCE_ASM_STRING); - } else if (sc.ch == '\'') { - sc.SetState(SCE_ASM_CHARACTER); - } else if (IsAsmOperator(sc.ch)) { - sc.SetState(SCE_ASM_OPERATOR); - } - } - - } - sc.Complete(); -} - -static const char * const asmWordListDesc[] = { - "CPU instructions", - "FPU instructions", - "Registers", - "Directives", - "Directive operands", - "Extended instructions", - 0 -}; - -LexerModule lmAsm(SCLEX_ASM, ColouriseAsmDoc, "asm", 0, asmWordListDesc); - |