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增加2.1符号表结构相关内容的md文件

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Guan Inf 2025-06-02 17:33:27 +08:00
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@ -191,4 +191,106 @@ println("Hello", 42) // 输出: Hello42\n
| 13 | &= | a &= 1 | a = a & 1 |
| 13 | ^= | a ^= 1 | a = a ^ 1 |
| 13 | <<= | a <<= 1 | a = a << 1 |
| 13 | >>= | a >>= 1 | a = a >> 1 |
| 13 | >>= | a >>= 1 | a = a >> 1 |
## 2. 实现细节
### 2.1 词法分析的符号表结构
#### 关键字表
| name | id |
| ------- | ---- |
| var | 1 |
| i8 | 2 |
| i16 | 3 |
| i32 | 4 |
| i64 | 5 |
| u8 | 6 |
| u16 | 7 |
| u32 | 8 |
| u64 | 9 |
| float32 | 10 |
| float64 | 11 |
| char | 12 |
| for | 13 |
| if | 14 |
| else | 15 |
| bool | 16 |
| string | 17 |
| vector | 18 |
| array | 19 |
| struct | 20 |
| tuple | 21 |
| print | 22 |
| println | 23 |
| | |
| | |
| | |
#### 界符表
| id | 关键字 |
| ------ | ------ |
| 1 | - |
| 2 | ！ |
| 3 | ~ |
| 4 | / |
| 5 | * |
| 6 | % |
| 7 | + |
| 8 | - |
| 9 | << |
| 10 | >> |
| 11 | > |
| 12 | >= |
| 13 | < |
| 14 | <= |
| 15 | == |
| 16 | != |
| 17 | & |
| 18 | ^ |
| 19 | \| |
| 20 | && |
| 21 | \|\| |
| 22 | = |
| 23 | %= |
| 24 | \*= |
| 25 | /= |
| 26 | += |
| 27 | -= |
| 28 | \|= |
| 29 | &= |
| 30 | ^= |
| 31 | <<= |
| 32 | >>= |
| 33 | ( |
| 34 | ) |
| 35 | < |
| 36 | > |
| 37 | , |
| 38 | . |
| 39 | [ |
| 40 | ] |
| 41 | ? |
| 42 | : |
#### 常量表
| id | type | val |
| ---- | ---- | ---- |
| 1 | i8 | 33 |
| 2 | i64 | 100 |
| 3 | char | 指向'c'的pointer |
| 4 | string | 指向'hello,world'的pointer |
#### 标识符表
| id | name |
| ---- | ----|
| 1 | a |
| 2 | tot |
| 3 | my_vector |
| 4 | ans |