zzy
2c13ac54df
- 在ABI类型计算中添加FLOAT和DOUBLE类型的映射 - 修复AST操作符注释中的歧义描述 - 为ast2ir上下文添加类型缓存以解决递归结构体定义问题 - 实现复合初始化表达式的支持，包括数组和结构体初始化 - 添加前置和后置自增/自减操作符的IR转换 - 实现三元条件表达式的IR生成 - 添加类型转换(cast)和sizeof操作符的支持 - 重构数组长度推断逻辑并添加类型大小计算函数 - 实现结构体和联合体的递归类型解析 - 添加函数指针调用相关的IR节点类型定义 fix(ast): 修正间接操作符的注释说明 refactor(ast2ir): 优化代码结构并添加必要的断言验证
261 lines
7.3 KiB
C
261 lines
7.3 KiB
C
#ifndef __SCC_HIR_DEF_H__
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#define __SCC_HIR_DEF_H__
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#include <scc_ap.h>
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#include <scc_cfg.h>
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#include <scc_core.h>
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#define SCC_HIR_REF_nullptr SCC_CFG_ID_nullptr
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typedef SCC_VEC(u8) scc_hir_buffer_t;
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typedef scc_cfg_bblock_t scc_hir_bblock_t;
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typedef scc_cfg_bblock_id_t scc_hir_bblock_ref_t;
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typedef SCC_VEC(scc_hir_bblock_ref_t) scc_hir_bblock_ref_vec_t;
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typedef scc_cfg_func_t scc_hir_func_t;
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typedef scc_cfg_func_id_t scc_hir_func_ref_t;
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typedef SCC_VEC(scc_hir_func_ref_t) scc_hir_func_ref_vec_t;
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typedef struct scc_hir_value scc_hir_value_t;
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typedef scc_cfg_id_t scc_hir_value_ref_t;
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typedef SCC_VEC(scc_hir_value_ref_t) scc_hir_value_ref_vec_t;
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typedef struct scc_hir_type scc_hir_type_t;
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typedef scc_cfg_id_t scc_hir_type_ref_t;
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typedef SCC_VEC(scc_hir_type_ref_t) scc_hir_type_ref_vec_t;
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typedef enum scc_hir_type_tag {
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SCC_HIR_TYPE_unknown,
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SCC_HIR_TYPE_void,
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SCC_HIR_TYPE_i8,
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SCC_HIR_TYPE_i16,
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SCC_HIR_TYPE_i32,
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SCC_HIR_TYPE_i64,
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SCC_HIR_TYPE_i128,
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SCC_HIR_TYPE_u8,
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SCC_HIR_TYPE_u16,
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SCC_HIR_TYPE_u32,
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SCC_HIR_TYPE_u64,
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SCC_HIR_TYPE_u128,
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SCC_HIR_TYPE_f16,
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SCC_HIR_TYPE_f32,
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SCC_HIR_TYPE_f64,
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SCC_HIR_TYPE_f128,
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SCC_HIR_TYPE_PTR,
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SCC_HIR_TYPE_ARRAY,
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SCC_HIR_TYPE_FUNC,
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SCC_HIR_TYPE_STRUCT,
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SCC_HIR_TYPE_UNION,
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SCC_HIR_TYPE_VECTOR, // TODO SIMD
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} scc_hir_type_tag_t;
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struct scc_hir_type {
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scc_hir_type_tag_t tag;
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const char *name; // For Debug
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union {
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struct {
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scc_hir_type_ref_t base;
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usize len; // TODO usize is target dependent
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} array;
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struct {
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scc_hir_type_ref_t base;
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} pointer;
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struct {
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scc_hir_type_ref_vec_t fields;
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} aggregate;
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struct {
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scc_hir_type_ref_vec_t params;
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scc_hir_type_ref_t ret_type;
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} function;
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} data;
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};
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typedef enum scc_hir_value_tag {
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SCC_HIR_VALUE_TAG_NULLPTR,
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SCC_HIR_VALUE_TAG_BUILTIN,
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SCC_HIR_VALUE_TAG_INTEGER,
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SCC_HIR_VALUE_TAG_DECIMAL,
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SCC_HIR_VALUE_TAG_ARRAY,
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SCC_HIR_VALUE_TAG_AGGREGATE, ///< 聚合值
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SCC_HIR_VALUE_TAG_CONV, ///< 类型转换
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SCC_HIR_VALUE_TAG_FUNC_ARG_REF, ///< 函数参数引用
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SCC_HIR_VALUE_TAG_BLOCK_ARG_REF, ///< 基本块参数引用
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SCC_HIR_VALUE_TAG_ALLOC, ///< 分配内存
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SCC_HIR_VALUE_TAG_GLOBAL_ALLOC, ///< 全局分配
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SCC_HIR_VALUE_TAG_LOAD, ///< 加载数据
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SCC_HIR_VALUE_TAG_STORE, ///< 存储数据
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SCC_HIR_VALUE_TAG_GET_ELEM_PTR, ///< 获取元素指针
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SCC_HIR_VALUE_TAG_OP, ///< 二元运算
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SCC_HIR_VALUE_TAG_BRANCH, ///< 有条件分支
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SCC_HIR_VALUE_TAG_JUMP, ///< 无条件跳转
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SCC_HIR_VALUE_TAG_JUMP_INDIRECT, ///< 无条件跳转(地址)
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SCC_HIR_VALUE_TAG_CALL, ///< 调用函数
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SCC_HIR_VALUE_TAG_CALL_INDIRECT, ///< 调用函数(地址)
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SCC_HIR_VALUE_TAG_RET, ///< 函数返回
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} scc_hir_value_tag_t;
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typedef enum {
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/// Empty op for init or nop
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SCC_HIR_OP_EMPTY,
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/// Not equal to.
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SCC_HIR_OP_NEQ,
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/// Equal to.
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SCC_HIR_OP_EQ,
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/// Greater than.
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SCC_HIR_OP_GT,
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/// Less than.
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SCC_HIR_OP_LT,
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/// Greater than or equal to.
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SCC_HIR_OP_GE,
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/// Less than or equal to.
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SCC_HIR_OP_LE,
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/// Addition.
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SCC_HIR_OP_ADD,
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/// Subtraction.
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SCC_HIR_OP_SUB,
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/// Multiplication.
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SCC_HIR_OP_MUL,
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/// Division.
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SCC_HIR_OP_DIV,
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/// Modulo.
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SCC_HIR_OP_MOD,
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/// Bitwise AND.
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SCC_HIR_OP_AND,
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/// Bitwise OR.
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SCC_HIR_OP_OR,
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/// Bitwise XOR.
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SCC_HIR_OP_XOR,
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/// Bitwise NOT.
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SCC_HIR_OP_NOT,
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/// Shift left logical.
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SCC_HIR_OP_SHL,
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/// Shift right logical.
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SCC_HIR_OP_SHR,
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/// Shift right arithmetic.
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SCC_HIR_OP_SAR,
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} scc_hir_op_type_t;
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typedef enum {
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SCC_HIR_BUILTIN_TAG_MEMCPY,
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SCC_HIR_BUILTIN_TAG_MEMSET,
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SCC_HIR_BUILTIN_TAG_VA_START,
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SCC_HIR_BUILTIN_TAG_VA_ARG,
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SCC_HIR_BUILTIN_TAG_VA_END,
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SCC_HIR_BUILTIN_TAG_VA_COPY,
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} scc_hir_builtin_tag_t;
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typedef struct {
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scc_hir_builtin_tag_t tag;
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union {
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struct {
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scc_hir_value_ref_t dest;
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scc_hir_value_ref_t src;
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scc_hir_value_ref_t size;
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} memcpy;
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struct {
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scc_hir_value_ref_t dest;
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scc_hir_value_ref_t value;
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scc_hir_value_ref_t size;
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} memset;
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struct {
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scc_hir_value_ref_t ap; // va_list 的地址（i8* 或 struct*）
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scc_hir_value_ref_t last; // 最后一个固定参数的引用（用于 va_start）
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} va_start;
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struct {
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scc_hir_value_ref_t ap; // va_list 的地址
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scc_hir_type_ref_t type; // 要提取的参数的类型
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} va_arg;
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struct {
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scc_hir_value_ref_t ap; // va_list 的地址
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} va_end;
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struct {
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scc_hir_value_ref_t dest; // 目标 va_list 地址
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scc_hir_value_ref_t src; // 源 va_list 地址
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} va_copy;
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} func;
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} scc_hir_builtin_t;
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struct scc_hir_value {
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scc_hir_type_ref_t type;
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const char *name;
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scc_hir_value_ref_vec_t used_by;
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scc_hir_value_tag_t tag;
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union {
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scc_hir_builtin_t builtin;
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scc_ap_t integer;
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void *decimal;
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struct {
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scc_hir_value_ref_t base_type;
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scc_hir_buffer_t fields;
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} const_array;
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struct {
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scc_hir_value_ref_vec_t fields;
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} aggregate;
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struct {
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usize idx;
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} arg_ref;
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struct {
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scc_hir_value_ref_t value;
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} global_alloc;
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struct {
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scc_hir_value_ref_t operand;
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scc_hir_type_ref_t target_type; // 目标类型
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enum { CONV_SEXT, CONV_ZEXT, CONV_TRUNC } conv_type;
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} conv;
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struct {
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scc_hir_value_ref_t target;
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} load;
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struct {
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scc_hir_value_ref_t target;
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scc_hir_value_ref_t value;
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} store;
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struct {
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scc_hir_value_ref_t src_addr;
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scc_hir_value_ref_t index;
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} get_elem_ptr;
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struct {
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scc_hir_op_type_t op;
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scc_hir_value_ref_t lhs;
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scc_hir_value_ref_t rhs;
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} op;
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struct {
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scc_hir_value_ref_t cond;
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scc_hir_bblock_ref_t true_bblock;
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scc_hir_bblock_ref_t false_bblock;
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} branch;
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union {
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scc_hir_value_ref_t target_ptr;
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scc_hir_bblock_ref_t target_bblock;
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} jump;
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struct {
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union {
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scc_hir_func_ref_t func_ref;
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scc_hir_value_ref_t ptr_ref;
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} callee;
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scc_hir_value_ref_vec_t args;
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} call;
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struct {
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scc_hir_value_ref_t ret_val;
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} ret;
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} data;
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};
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typedef struct scc_hir_bblock_meta {
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// scc_hir_value_ref_vec_t instrs;
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// ir_arr_t used_by;
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} scc_hir_bblock_meta_t;
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typedef struct scc_hir_func_meta {
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scc_hir_type_ref_t type;
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scc_hir_value_ref_vec_t params;
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} scc_hir_func_meta_t;
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#define SCC_HIR_BBLOCK_VALUES(bblock) \
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((scc_hir_value_ref_vec_t *)&((bblock)->values))
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#define SCC_HIR_BBLOCK_META(bblock) ((scc_hir_bblock_meta_t *)((bblock)->meta))
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#define SCC_HIR_FUNC_META(func) ((scc_hir_func_meta_t *)((func)->meta))
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#endif /* __SCC_HIR_DEF_H__ */
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