Rev 539 | Details | Compare with Previous | Last modification | View Log
| Rev | Author | Line No. | Line |
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| 125 | lvd | 1 | /* |
| 2 | |||
| 3 | SjASMPlus Z80 Cross Compiler |
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| 4 | |||
| 5 | This is modified sources of SjASM by Aprisobal - aprisobal@tut.by |
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| 6 | |||
| 7 | Copyright (c) 2005 Sjoerd Mastijn |
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| 8 | |||
| 9 | This software is provided 'as-is', without any express or implied warranty. |
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| 10 | In no event will the authors be held liable for any damages arising from the |
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| 11 | use of this software. |
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| 12 | |||
| 13 | Permission is granted to anyone to use this software for any purpose, |
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| 14 | including commercial applications, and to alter it and redistribute it freely, |
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| 15 | subject to the following restrictions: |
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| 16 | |||
| 17 | 1. The origin of this software must not be misrepresented; you must not claim |
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| 18 | that you wrote the original software. If you use this software in a product, |
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| 19 | an acknowledgment in the product documentation would be appreciated but is |
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| 20 | not required. |
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| 21 | |||
| 22 | 2. Altered source versions must be plainly marked as such, and must not be |
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| 23 | misrepresented as being the original software. |
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| 24 | |||
| 25 | 3. This notice may not be removed or altered from any source distribution. |
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| 26 | |||
| 27 | */ |
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| 28 | |||
| 29 | // parser.h |
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| 30 | |||
| 31 | int ParseExpression(char*& lp, aint& val); |
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| 32 | int ParseExpressionNoSyntaxError(char*& lp, aint& val); |
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| 539 | lvd | 33 | |
| 34 | // returns 0 on syntax error, 1 on expression which is not enclosed in parentheses |
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| 35 | // 2 when whole expression is in [] or () (--syntax=b/B affects when "2" is reported) |
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| 36 | int ParseExpressionMemAccess(char*& p, aint& nval); |
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| 37 | |||
| 125 | lvd | 38 | void ParseAlignArguments(char* & src, aint & alignment, aint & fill); |
| 39 | int ParseDirective(bool beginningOfLine = 0); |
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| 40 | int ParseDirective_REPT(); |
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| 41 | void ParseInstruction(); |
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| 42 | char* ReplaceDefine(char* lp); |
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| 539 | lvd | 43 | void SetLastParsedLabel(const char* label); |
| 1537 | lvd | 44 | int PrepareLine(); // initial part of ParseLine, before the actual content parsing logic starts |
| 45 | |||
| 46 | /** |
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| 47 | * @brief Reads and prepares for parsing new lines until non-blank char is encountered (producing |
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| 48 | * listing file along). |
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| 49 | * |
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| 50 | * WARNING - this is pushing slightly beyond the original architecture of SjASMPlus, affecting |
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| 51 | * global state like `lp, line, ...`, so it's *NOT* possible to "roll-back" from this step, this |
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| 52 | * is one-way ticket in terms of lines parsing. |
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| 53 | * |
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| 54 | * @param p parsing pointer (will be adjusted for new line read) |
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| 55 | * @return bool false when no more lines available, true when non-blank char is ready |
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| 56 | */ |
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| 57 | bool PrepareNonBlankMultiLine(char*& p); |
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| 58 | |||
| 59 | void ParseLine(bool parselabels = true); |
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| 60 | void ParseLineSafe(bool parselabels = true); |
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| 125 | lvd | 61 | void ParseStructLine(CStructure* st); |
| 1537 | lvd | 62 | |
| 63 | template <int argsN> bool getIntArguments(char*& lp, aint (&args)[argsN], const bool (&argOptional)[argsN]) { |
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| 64 | for (int i = 0; i < argsN; ++i) { |
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| 65 | if (0 < i && !comma(lp)) return argOptional[i]; |
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| 66 | aint val; // temporary variable to preserve original value in case of error |
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| 67 | if (!ParseExpression(lp, val)) return (0 == i) && argOptional[i]; |
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| 68 | args[i] = val; |
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| 69 | } |
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| 70 | return !comma(lp); |
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| 71 | } |
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| 72 | |||
| 125 | lvd | 73 | //eof parser.h |