Files
scc/libs/ir/hir/include/scc_hir_def.h
zzy e850b5c981 feat(ir): 启用LIR模块并重构HIR组件结构
- 在cbuild.toml中启用lir依赖项,取消注释相关配置
- 重构libs/README.md文档,添加详细的库说明和层级结构
- 重命名头文件以统一命名规范:ast_def.h → scc_ast_def.h,
  ast_dump.h → scc_ast_dump.h, hir相关文件添加scc前缀
- 更新include路径以匹配新的文件命名
- 在cfg模块中添加symbol ID类型和linkage枚举,完善符号表功能
- 实现cfg模块中的符号添加、查找和获取功能
- 修改HIR中meta字段替换原有的attribute字段,更新相关访问宏
- 修复HIR构建器中的函数元数据访问错误
- 为LIR模块创建完整的头文件结构,包括指令定义、转换器等组件
2026-04-21 20:35:37 +08:00

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#ifndef __SCC_HIR_DEF_H__
#define __SCC_HIR_DEF_H__
#include <scc_ap.h>
#include <scc_cfg.h>
#include <scc_core.h>
#define SCC_HIR_REF_nullptr SCC_CFG_ID_nullptr
typedef SCC_VEC(u8) scc_hir_buffer_t;
typedef scc_cfg_bblock_t scc_hir_bblock_t;
typedef scc_cfg_bblock_id_t scc_hir_bblock_ref_t;
typedef SCC_VEC(scc_hir_bblock_ref_t) scc_hir_bblock_ref_vec_t;
typedef scc_cfg_func_t scc_hir_func_t;
typedef scc_cfg_func_id_t scc_hir_func_ref_t;
typedef SCC_VEC(scc_hir_func_ref_t) scc_hir_func_ref_vec_t;
typedef struct scc_hir_value scc_hir_value_t;
typedef scc_cfg_id_t scc_hir_value_ref_t;
typedef SCC_VEC(scc_hir_value_ref_t) scc_hir_value_ref_vec_t;
typedef struct scc_hir_type scc_hir_type_t;
typedef scc_cfg_id_t scc_hir_type_ref_t;
typedef SCC_VEC(scc_hir_type_ref_t) scc_hir_type_ref_vec_t;
typedef enum scc_hir_type_tag {
SCC_HIR_TYPE_unknown,
SCC_HIR_TYPE_void,
SCC_HIR_TYPE_i8,
SCC_HIR_TYPE_i16,
SCC_HIR_TYPE_i32,
SCC_HIR_TYPE_i64,
SCC_HIR_TYPE_i128,
SCC_HIR_TYPE_u8,
SCC_HIR_TYPE_u16,
SCC_HIR_TYPE_u32,
SCC_HIR_TYPE_u64,
SCC_HIR_TYPE_u128,
SCC_HIR_TYPE_f16,
SCC_HIR_TYPE_f32,
SCC_HIR_TYPE_f64,
SCC_HIR_TYPE_f128,
SCC_HIR_TYPE_PTR,
SCC_HIR_TYPE_ARRAY,
SCC_HIR_TYPE_FUNC,
SCC_HIR_TYPE_STRUCT,
SCC_HIR_TYPE_UNION,
SCC_HIR_TYPE_VECTOR, // TODO SIMD
} scc_hir_type_tag_t;
struct scc_hir_type {
scc_hir_type_tag_t tag;
const char *name; // For Debug
union {
struct {
scc_hir_type_ref_t base;
usize len; // TODO usize is target dependent
} array;
struct {
scc_hir_type_ref_t base;
} pointer;
struct {
scc_hir_type_ref_vec_t fields;
} aggregate;
struct {
scc_hir_type_ref_vec_t params;
scc_hir_type_ref_t ret_type;
} function;
} data;
};
typedef enum scc_hir_value_tag {
SCC_HIR_VALUE_TAG_NULLPTR,
SCC_HIR_VALUE_TAG_BUILTIN,
SCC_HIR_VALUE_TAG_INTEGER,
SCC_HIR_VALUE_TAG_DECIMAL,
SCC_HIR_VALUE_TAG_ARRAY,
SCC_HIR_VALUE_TAG_AGGREGATE, ///< 聚合值
SCC_HIR_VALUE_TAG_CONV, ///< 类型转换
SCC_HIR_VALUE_TAG_FUNC_ARG_REF, ///< 函数参数引用
SCC_HIR_VALUE_TAG_BLOCK_ARG_REF, ///< 基本块参数引用
SCC_HIR_VALUE_TAG_ALLOC, ///< 分配内存
SCC_HIR_VALUE_TAG_GLOBAL_ALLOC, ///< 全局分配
SCC_HIR_VALUE_TAG_LOAD, ///< 加载数据
SCC_HIR_VALUE_TAG_STORE, ///< 存储数据
SCC_HIR_VALUE_TAG_GET_ELEM_PTR, ///< 获取元素指针
SCC_HIR_VALUE_TAG_OP, ///< 二元运算
SCC_HIR_VALUE_TAG_BRANCH, ///< 有条件分支
SCC_HIR_VALUE_TAG_JUMP, ///< 无条件跳转
SCC_HIR_VALUE_TAG_CALL, ///< 调用函数
SCC_HIR_VALUE_TAG_RET, ///< 函数返回
} scc_hir_value_tag_t;
typedef enum {
/// Empty op for init or nop
SCC_HIR_OP_EMPTY,
/// Not equal to.
SCC_HIR_OP_NEQ,
/// Equal to.
SCC_HIR_OP_EQ,
/// Greater than.
SCC_HIR_OP_GT,
/// Less than.
SCC_HIR_OP_LT,
/// Greater than or equal to.
SCC_HIR_OP_GE,
/// Less than or equal to.
SCC_HIR_OP_LE,
/// Addition.
SCC_HIR_OP_ADD,
/// Subtraction.
SCC_HIR_OP_SUB,
/// Multiplication.
SCC_HIR_OP_MUL,
/// Division.
SCC_HIR_OP_DIV,
/// Modulo.
SCC_HIR_OP_MOD,
/// Bitwise AND.
SCC_HIR_OP_AND,
/// Bitwise OR.
SCC_HIR_OP_OR,
/// Bitwise XOR.
SCC_HIR_OP_XOR,
/// Bitwise NOT.
SCC_HIR_OP_NOT,
/// Shift left logical.
SCC_HIR_OP_SHL,
/// Shift right logical.
SCC_HIR_OP_SHR,
/// Shift right arithmetic.
SCC_HIR_OP_SAR,
} scc_hir_op_type_t;
typedef enum {
SCC_HIR_BUILTIN_TAG_MEMCPY,
SCC_HIR_BUILTIN_TAG_MEMSET,
SCC_HIR_BUILTIN_TAG_VA_START,
SCC_HIR_BUILTIN_TAG_VA_ARG,
SCC_HIR_BUILTIN_TAG_VA_END,
SCC_HIR_BUILTIN_TAG_VA_COPY,
} scc_hir_builtin_tag_t;
typedef struct {
scc_hir_builtin_tag_t tag;
union {
struct {
scc_hir_value_ref_t dest;
scc_hir_value_ref_t src;
scc_hir_value_ref_t size;
} memcpy;
struct {
scc_hir_value_ref_t dest;
scc_hir_value_ref_t value;
scc_hir_value_ref_t size;
} memset;
struct {
scc_hir_value_ref_t ap; // va_list 的地址i8* 或 struct*
scc_hir_value_ref_t last; // 最后一个固定参数的引用(用于 va_start
} va_start;
struct {
scc_hir_value_ref_t ap; // va_list 的地址
scc_hir_type_ref_t type; // 要提取的参数的类型
} va_arg;
struct {
scc_hir_value_ref_t ap; // va_list 的地址
} va_end;
struct {
scc_hir_value_ref_t dest; // 目标 va_list 地址
scc_hir_value_ref_t src; // 源 va_list 地址
} va_copy;
} func;
} scc_hir_builtin_t;
struct scc_hir_value {
scc_hir_type_ref_t type;
const char *name;
scc_hir_value_ref_vec_t used_by;
scc_hir_value_tag_t tag;
union {
scc_hir_builtin_t builtin;
scc_ap_t integer;
void *decimal;
struct {
scc_hir_value_ref_t base_type;
scc_hir_buffer_t fields;
} const_array;
struct {
scc_hir_value_ref_vec_t fields;
} aggregate;
struct {
usize idx;
} arg_ref;
struct {
scc_hir_value_ref_t value;
} global_alloc;
struct {
scc_hir_value_ref_t operand;
scc_hir_type_ref_t target_type; // 目标类型
enum { CONV_SEXT, CONV_ZEXT, CONV_TRUNC } conv_type;
} conv;
struct {
scc_hir_value_ref_t target;
} load;
struct {
scc_hir_value_ref_t target;
scc_hir_value_ref_t value;
} store;
struct {
scc_hir_value_ref_t src_addr;
scc_hir_value_ref_t index;
} get_elem_ptr;
struct {
scc_hir_op_type_t op;
scc_hir_value_ref_t lhs;
scc_hir_value_ref_t rhs;
} op;
struct {
scc_hir_value_ref_t cond;
scc_hir_bblock_ref_t true_bblock;
scc_hir_bblock_ref_t false_bblock;
} branch;
struct {
scc_hir_bblock_ref_t target_bblock;
} jump;
struct {
scc_hir_func_ref_t callee; // TODO function pointer call
scc_hir_value_ref_vec_t args;
} call;
struct {
scc_hir_value_ref_t ret_val;
} ret;
} data;
};
typedef struct scc_hir_bblock_meta {
// scc_hir_value_ref_vec_t instrs;
// ir_arr_t used_by;
} scc_hir_bblock_meta_t;
typedef struct scc_hir_func_meta {
scc_hir_type_ref_t type;
scc_hir_value_ref_vec_t params;
} scc_hir_func_meta_t;
#define SCC_HIR_BBLOCK_VALUES(bblock) \
((scc_hir_value_ref_vec_t *)&((bblock)->values))
#define SCC_HIR_BBLOCK_META(bblock) ((scc_hir_bblock_meta_t *)((bblock)->meta))
#define SCC_HIR_FUNC_META(func) ((scc_hir_func_meta_t *)((func)->meta))
#endif /* __SCC_HIR_DEF_H__ */