修改UI
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README.md
324
README.md
@ -205,4 +205,326 @@ fn main() {
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7. **算术操作**
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- 执行加法运算，例如：(+, age, a, _v13)。
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8. **返回操作**
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- **新增**：表示函数返回特定值，例如：(return, _, _, _v18)（返回临时变量 _v18 的值）。
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- 表示函数返回特定值，例如：(return, _, _, _v18)（返回临时变量 _v18 的值）。
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9. **函数调用**
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- 表示调用函数，例如：(call, product, 0, _) （product是函数名，0是参数个数）。
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### 2.3 添加语义动作的文法推导式
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```python
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# 0
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Production('program', ['define-lists'],
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'Program0S', [None], 'Program0E'),
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# 1
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Production('define-lists', ['define-list', 'define-lists'],
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None, [None, None], 'DefineLists1E'),
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# 2
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Production('define-lists', [],
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None, [], 'DefineLists2E'),
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# 3
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Production('define-list', ['fun-define'],
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None, [None], 'DefineList3E',
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),
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# 4
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Production('define-list', ['global-var-define'],
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None, [None], 'DefineList4E',
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),
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# 5
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Production('fun-define',
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['fn', 'id', 'left-parentheses', 'params', 'right-parentheses', 'fun-return', 'left-brace', 'code-block',
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'right-brace'],
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None, [None, None, None, 'FunDefine5C3', None, 'FunDefine5C5', None, 'FunDefine5C7', None], 'FunDefine5E',
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),
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# 6
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Production('params', [],
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'Params6S', [], None,
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),
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# 7
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Production('params', ['paramlist'],
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'Params7S', ['Params7C0'], None,
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),
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# 8
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Production('paramlist', ['param', 'param-follow'],
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None, ['ParamList8C0', 'ParamList8C1'], None,
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),
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# 9
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Production('param-follow', ['comma', 'param', 'param-follow'],
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None, [None, 'ParamFollow9C1', 'ParamFollow9C2'], None,
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),
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# 10
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Production('param-follow', [],
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None, [], None,
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),
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# 11
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Production('param', ['id', 'colon', 'type', 'arraylist'],
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None, [None, None, None, None], 'Param11E',
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),
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# 12
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Production('arraylist', [],
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'ArrayList12S', [], None,
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),
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# 13
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Production('arraylist', ['left-bracket', 'right-bracket'],
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'ArrayList13S', [None, None], None,
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),
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# 14
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Production('fun-return', [],
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'FunReturn14S', [], None,
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),
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# 15
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Production('fun-return', ['right-arrow', 'type', 'arraylist'],
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None, [None, None, None], 'FunReturn15E',
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),
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# 16
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Production('type', ['i32'],
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'Type16S', [None], None,
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),
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# 17
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Production('type', ['f32'],
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'Type17S', [None], None,
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),
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# 18
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Production('type', ['void'],
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"Type18S", [None], None,
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),
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# 19
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Production('global-var-define', ['type', 'arraylist-with-num', 'id', 'global-var-define-follow'],
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None, [None, None, None, 'GlobalVarDefine19C3'], 'GlobalVarDefine19E',
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),
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# 20
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Production('global-var-define-follow', ['comma', 'id', 'global-var-define-follow'],
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None, [None, None, 'GlobalVarDefineFllow20C2'], 'GlobalVarDefineFllow20E',
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),
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# 21
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Production('global-var-define-follow', ['semicolon'],
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None, [None], None,
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),
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# 22
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Production('code-block', ['code-list'],
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None, ['CodeBlock22C0'], 'CodeBlock22E',
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),
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# 23
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Production('code-list', ['code', 'code-list'],
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None, ["CodeList23C0", 'CodeList23C1'], 'CodeList23E',
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),
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# 24
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Production('code-list', [],
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None, [], 'CodeList24E',
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),
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# 25
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Production('code', ['local-define'],
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None, ['Code25C0'], 'Code25E',
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),
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# 26
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Production('code', ['normal-statement'],
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None, ['Code26C0'], 'Code26E',
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),
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# 27
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Production('code', ['selection-statement'],
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None, ['Code27C0'], 'Code27E',
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),
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# 28
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Production('code', ['iteration-statement'],
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None, ['Code28C0'], 'Code28E',
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),
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# 29
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Production('code', ['return-statement'],
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None, ['Code29C0'], 'Code29E',
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),
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# 30
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Production('local-define', ['type', 'arraylist-with-num', 'id', 'local-define-follow'],
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None, ['LocalDefine30C0', "LocalDefine30C1", 'LocalDefine30C2', 'LocalDefine30C3'], 'LocalDefine30E',
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),
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# 31
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Production('local-define-follow', ['comma', 'id', 'local-define-follow'],
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None, [None, 'LocalDefineFollow31C1', 'LocalDefineFollow31C2'], 'LocalDefineFollow31E',
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),
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# 32
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Production('local-define-follow', ['semicolon'],
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None, [None], None,
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),
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# 33
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Production('normal-statement', ['semicolon'],
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None, [None], None,
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),
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# 34
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Production('normal-statement', ['id', 'normal-statement-follow'],
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None, [None, 'NormalStatement34C1'], 'NormalStatement34E',
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),
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# 35
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Production('normal-statement-follow', ['var-follow', 'evaluate', 'exp', 'semicolon'],
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None, ['NormalStatementFollow35C0', None, 'NormalStatementFollow35C2', None], 'NormalStatement35E',
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),
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# 36
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Production('normal-statement-follow', ['call-follow', 'semicolon'],
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None, ['NormalStatementFollow36C0', None], 'NormalStatementFollow36E',
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),
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# 37
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Production('var-follow', [],
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None, [], 'VarFollow37E',
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),
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# 38
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Production('var-follow', ['left-bracket', 'exp', 'right-bracket'],
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None, [None, None, None], 'VarFollow38E',
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),
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# 39
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Production('call-follow', ['left-parentheses', 'call-params', 'right-parentheses'],
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None, [None, 'CallFollow39C1', None], 'CallFollow39E',
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),
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# 40
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Production('call-params', ['call-param-list'],
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None, ['CallParams40C0'], 'CallParams40E',
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),
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# 41
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Production('call-params', [],
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None, [], 'CallParams41E',
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),
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# 42
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Production('call-param-list', ['exp', 'call-param-follow'],
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None, ['CallParamList42C0', None], 'CallParamList42E',
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),
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# 43
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Production('call-param-follow', ['comma', 'exp', 'call-param-follow'],
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None, [None, 'CallParamFollow43C1', None], 'CallParamFollow43E',
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),
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# 44
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Production('call-param-follow', [],
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None, [], 'CallParamFollow44E',
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),
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# 45
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Production('selection-statement', ['if', 'exp', 'left-brace', 'code-list', 'right-brace', 'selection-follow'],
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None, [None, 'SelectionStatement45C1', None, 'SelectionStatement45C3', None, 'SelectionStatement45C5'], 'SelectionStatement45E',
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),
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# 46
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Production('selection-follow', ['else', 'left-brace', 'code-list', 'right-brace'],
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None, [None, None, 'SelectionFollow46C2', None], 'SelectionFollow46E',
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),
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# 47
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Production('selection-follow', [],
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None, [], 'SelectionFollow47E',
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),
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# 48
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Production('iteration-statement', ['while', 'exp', 'left-brace', 'code-list', 'right-brace'],
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None, [None, "IterationStatement48C1", None, 'IterationStatement48C3', None], 'IterationStatement48E',
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),
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# 49
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Production('return-statement', ['return', 'return-follow'],
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None, [None, 'ReturnStatement49C1'], "ReturnStatement49E",
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),
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# 50
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Production('return-follow', ['semicolon'],
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None, [None], "ReturnFollow50E",
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),
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# 51
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Production('return-follow', ['exp', 'semicolon'],
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None, ['ReturnFollow51C0', None], 'ReturnFollow51E',
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),
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# 52
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Production('exp', ['additive-expr', 'exp-follow'],
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None, ['Exp52C0', 'Exp52C1'], 'Exp52E'),
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# 53
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Production('exp-follow', ['rel-op', 'additive-expr'],
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None, [None, 'ExpFollow53C1'], 'ExpFollow53E'),
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# 54
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Production('exp-follow', [],
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None, [], 'ExpFollow54E'),
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# 55
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Production('rel-op', ['smaller-equal'],
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None, [None], 'RelOp55E'),
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# 56
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Production('rel-op', ['smaller'],
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None, [None], 'RelOp56E'),
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# 57
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Production('rel-op', ['bigger'],
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None, [None], 'RelOp57E'),
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# 58
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Production('rel-op', ['bigger-equal'],
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None, [None], 'RelOp58E'),
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# 59
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Production('rel-op', ['equal'],
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None, [None], 'RelOp59E'),
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# 60
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Production('rel-op', ['not-equal'],
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None, [None], 'RelOp60E'),
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# 61
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Production('additive-expr', ['term', 'additive-expr-follow'],
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None, ['AdditiveExpr61C0', 'AdditiveExpr61C1'], 'AdditiveExpr61E'),
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# 62
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Production('additive-expr-follow', ['add-op', 'term', 'additive-expr-follow'],
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None, [None, 'AdditiveExprFollow62C1', 'AdditiveExprFollow62C2'], 'AdditiveExprFollow62E'),
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# 63
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Production('additive-expr-follow', [],
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None, [], 'AdditiveExprFollow63E'),
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# 64
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Production('add-op', ['addition'],
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None, [None], 'AddOp64E'),
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# 65
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Production('add-op', ['subtraction'],
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None, [None], 'AddOp65E'),
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# 66
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Production('term', ['factor', 'term-follow'],
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None, ['Term66C0', 'Term66C1'], 'Term66E'),
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# 67
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Production('term-follow', ['mul-op', 'factor', 'term-follow'],
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None, [None, 'TermFollow67C1', 'TermFollow67C2'], 'TermFollow67E'),
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# 68
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Production('term-follow', [],
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None, [], 'TermFollow68E'),
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# 69
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Production('mul-op', ['multiplication'],
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None, [None], 'MulOp69E'),
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# 70
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Production('mul-op', ['division'],
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None, [None], 'MulOp70E'),
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# 71
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Production('factor', ['left-parentheses', 'exp', 'right-parentheses'],
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None, [None, 'Factor71C1', None], 'Factor71E'),
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# 72
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Production('factor', ['id', 'id-factor-follow'],
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None, [None, 'Factor72C1'], 'Factor72E'),
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# 73
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Production('factor', ['int-num'],
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None, [None], 'Factor73E'),
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# 74
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Production('id-factor-follow', ['var-follow'],
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None, [None], 'IdFactorFollow74E'),
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# 75
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Production('id-factor-follow', ['left-parentheses', 'args', 'right-parentheses'],
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None, [None, 'IdFactorFollow75C1', None], 'IdFactorFollow75E'),
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# 76
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Production('args', ['arg-list'],
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None, ['Args76C0'], 'Args76E'),
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# 77
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Production('args', [],
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None, [], 'Args77E'),
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# 78
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Production('arg-list', ['exp', 'arg-list-follow'],
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None, ['ArgList78C0', 'ArgList78C1'], 'ArgList78E'),
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# 79
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Production('arg-list-follow', ['comma', 'exp', 'arg-list-follow'],
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None, [None, 'ArgListFollow79C1', 'ArgListFollow79C2'], 'ArgListFollow79E'),
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# 80
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Production('arg-list-follow', [],
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None, [], 'ArgListFollow80E'),
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# 81
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Production('arraylist-with-num', [],
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None, [], 'ArrayListWithNum81E',
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),
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# 82
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Production('arraylist-with-num', ['left-bracket', 'int-num', 'right-bracket'],
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None, [None, None, None], 'ArrayListWithNum82E',
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),
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# 83
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Production('factor', ['float-num'],
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None, [None], 'Factor83E'),
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# 84
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Production('mul-op', ['yushu'],
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None, [None], 'MulOp84E'),
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```
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3
main.py
3
main.py
@ -6,6 +6,8 @@ from syntax.syntax import Syntax
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from syntax.syntax import LL1Generator
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import sys
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from semantic.rule import symbol_table_pool
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# print(PredictingAnalysisTable().compile())
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# obj = LL1Generator()
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@ -38,6 +40,7 @@ if lexical_success:
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syntax_success = syntax.execute()
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print('语法分析和语义分析是否成功\t', syntax_success)
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if syntax_success:
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print(symbol_table_pool.debug())
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print()
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print('语义分析结果:\t')
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print('四元式代码:\t')
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@ -504,7 +504,6 @@ class Program0E(SemanticRule):
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def __rule(self, node):
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for c in node.children[0].code:
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node.code.append(c)
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symbol_table_pool.debug()
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def execute(self):
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self.__rule(self.node)
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@ -132,8 +132,10 @@ class SymbolTablePool:
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self.local_var_tables.append(local_var_table)
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def debug(self):
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output = []
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# Global Variable Table
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print("Global Variable Table:")
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output.append("Global Variable Table:")
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table = PrettyTable()
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table.field_names = ["Name", "Type", "Width", "Offset"]
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for symbol in self.global_var_table._table:
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@ -143,10 +145,10 @@ class SymbolTablePool:
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getattr(symbol, "width", ""),
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getattr(symbol, "offset", "")
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])
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print(table)
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output.append(str(table))
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# Function Table
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print("\nFunction Table:")
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output.append("\nFunction Table:")
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fun_table = PrettyTable()
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fun_table.field_names = ["Function Name", "Return Type", "Local Var Table"]
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for fun in self.fun_table._table:
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@ -157,12 +159,12 @@ class SymbolTablePool:
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getattr(fun, "return_type", ""),
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local_table_name
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])
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print(fun_table)
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output.append(str(fun_table))
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# Local Variable Tables
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print("\nLocal Variable Tables:")
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output.append("\nLocal Variable Tables:")
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for table_obj in self.local_var_tables:
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print(f"LocalVarTable: {table_obj.name}")
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output.append(f"LocalVarTable: {table_obj.name}")
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local_table = PrettyTable()
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local_table.field_names = ["Name", "Type", "Width", "Offset", "Is Param"]
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for symbol in table_obj._table:
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@ -173,7 +175,9 @@ class SymbolTablePool:
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getattr(symbol, "offset", ""),
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getattr(symbol, "is_param", "")
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])
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print(local_table)
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output.append(str(local_table))
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return "\n".join(output)
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class GlobalVarTable(SymbolTable):
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@ -82,86 +82,6 @@ class Production:
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return self.str[0]
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"""
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1. program -> define-list
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2. define-list -> define define-list
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| empty
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3. define -> type ID define-type
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4. define-type -> var-define-follow
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| fun-define-follow
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5. var-define-follow -> ;
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| [ NUM ] ;
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6. type -> int
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| void
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7. fun-define-follow -> ( params ) code-block
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8. params -> param-list
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| empty
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9. param-list -> param param-follow
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10. param-follow -> , param param-follow
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| empty
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11. param -> type ID array-subscript
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12. array-subscript -> [ ]
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| empty
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13. code-block -> { local-define-list code-list }
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14. local-define-list -> local-var-define local-define-list
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| empty
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15. local-var-define -> type ID var-define-follow
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16. code-list -> code code-list
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| empty
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17. code -> normal-statement
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| selection-statement
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| iteration-statement
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| return-statement
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18. normal-statement -> ;
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| ID normal-statement-follow
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19. normal-statement-follow -> var-follow = exp ;
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| call-follow ;
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20. call-follow -> ( call-params )
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21. call-params -> call-param-list
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| empty
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22. call-param-list -> exp call-param-follow
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23. call-param-follow -> , exp call-param-follow
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| empty
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24. selection-statement -> if ( exp ) { code-list } selection-follow
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25. selection-follow -> else { code-list }
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| empty
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26. iteration-statement -> while ( exp ) iteration-follow
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27. iteration-follow -> { code-list }
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| code
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28. return-statement -> return return-follow
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29. return-follow -> ;
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| exp ;
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30. var-follow -> [ exp ]
|
||||
| empty
|
||||
31. exp -> additive-expr exp-follow
|
||||
32. exp-follow -> rel-op additive-expr
|
||||
| empty
|
||||
33. rel-op -> <=
|
||||
| <
|
||||
| >
|
||||
| >=
|
||||
| ==
|
||||
| !=
|
||||
34. additive-expr -> term additive-expr-follow
|
||||
35. additive-expr-follow -> add-op term additive-expr-follow
|
||||
| empty
|
||||
36. add-op -> +
|
||||
| -
|
||||
37. term -> factor term-follow
|
||||
38. term-follow -> mul-op factor term-follow
|
||||
| empty
|
||||
39. mul-op -> *
|
||||
| /
|
||||
40. factor -> ( exp )
|
||||
| ID id-factor-follow | NUM
|
||||
41. id-factor-follow -> var-follow
|
||||
| ( args )
|
||||
42. args -> arg-list
|
||||
| empty
|
||||
43. arg-list -> exp arg-list-follow
|
||||
44. arg-list-follow -> , exp arg-list-follow
|
||||
| empty
|
||||
"""
|
||||
|
||||
|
||||
# 所有终结符的类型
|
||||
|
||||
8
tk_ui.py
8
tk_ui.py
@ -2,6 +2,8 @@ import tkinter as tk
|
||||
from tkinter import scrolledtext, messagebox
|
||||
from lexical.lexical import Lexical
|
||||
from syntax.syntax import Syntax
|
||||
from semantic.rule import symbol_table_pool
|
||||
from syntax.syntax import LL1Generator
|
||||
|
||||
def process_code(input_code):
|
||||
lexical = Lexical()
|
||||
@ -20,6 +22,8 @@ def process_code(input_code):
|
||||
syntax_success = syntax.execute()
|
||||
output.append('语法分析和语义分析是否成功\t' + str(syntax_success))
|
||||
if syntax_success:
|
||||
output.append("\n符号表信息:\t")
|
||||
output.append(symbol_table_pool.debug())
|
||||
output.append('\n语义分析结果:\t')
|
||||
output.append('四元式代码:\t')
|
||||
i = -1
|
||||
@ -46,7 +50,7 @@ def on_submit():
|
||||
messagebox.showerror("程序异常", str(e))
|
||||
|
||||
root = tk.Tk()
|
||||
root.title("C 语言编译器前端演示")
|
||||
root.title("Hydrogen语言编译器前端演示")
|
||||
|
||||
# 输入框
|
||||
input_text = scrolledtext.ScrolledText(root, width=80, height=20)
|
||||
@ -57,7 +61,7 @@ submit_btn = tk.Button(root, text="提交", command=on_submit)
|
||||
submit_btn.pack(pady=5)
|
||||
|
||||
# 输出框
|
||||
output_text = scrolledtext.ScrolledText(root, width=80, height=20, bg="#000000")
|
||||
output_text = scrolledtext.ScrolledText(root, width=80, height=20, bg="#ffffff")
|
||||
output_text.pack(padx=10, pady=5)
|
||||
|
||||
# 错误信息框
|
||||
|
||||
Loading…
Reference in New Issue
Block a user