feat(ast2ir): 实现C11类型提升系统并重构HIR基本块管理
- 新增 scc_ast2ir_promote.c 实现整数提升(6.3.1.1)和寻常算术转换(6.3.1.8) - 重构 HIR Builder: bblock → create_bblock + append_bblock,引入BBList链表管理 - AST2IR 全面集成类型提升:二元运算、赋值、函数调用参数、自增/自减操作符 - 变参函数支持:跳过 ... 假参数,实现默认参数提升(float→double等) - 简化 HIR Dump 实现 - MIR: Win64 ABI改进、x86指令选择优化 - 新增 printf 测试用例
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@@ -143,6 +143,17 @@ scc_hir_builder_integer(scc_hir_builder_t *builder, scc_hir_type_ref_t type,
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scc_hir_value_ref_t scc_hir_builder_const_string(scc_hir_builder_t *builder,
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const char *str, usize len);
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/**
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* @brief 创建类型转换指令(SEXT/ZEXT/TRUNC)
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* @param operand 被转换的值
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* @param target_type 目标类型
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* @param conv_kind 转换种类(SCC_HIR_CONV_SEXT/ZEXT/TRUNC)
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*/
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scc_hir_value_ref_t scc_hir_builder_conv(scc_hir_builder_t *builder,
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scc_hir_value_ref_t operand,
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scc_hir_type_ref_t target_type,
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int conv_kind);
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/**
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* @brief 开始构建函数
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* @param func_ref 函数引用
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@@ -171,6 +182,21 @@ scc_hir_func_ref_t scc_hir_builder_current_func(scc_hir_builder_t *builder);
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scc_hir_bblock_ref_t scc_hir_builder_bblock(scc_hir_builder_t *builder,
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const char *label);
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/**
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* @brief 创建一个新的基本块(仅分配对象,不添加到当前函数的基本块列表)
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* @param label 基本块标签(可为 nullptr)
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* @return 基本块引用(真实 ID)
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*/
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scc_hir_bblock_ref_t scc_hir_builder_create_bblock(scc_hir_builder_t *builder,
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const char *label);
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/**
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* @brief 将指定基本块追加到当前函数的基本块列表末尾
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* @param bblock 基本块引用
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*/
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void scc_hir_builder_append_bblock(scc_hir_builder_t *builder,
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scc_hir_bblock_ref_t bblock);
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/**
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* @brief 开始构建新的基本块
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* @param label 基本块标签(可为nullptr,自动生成)
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@@ -176,6 +176,13 @@ typedef struct {
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} func;
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} scc_hir_builtin_t;
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typedef enum {
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SCC_HIR_CONV_NONE,
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SCC_HIR_CONV_SEXT,
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SCC_HIR_CONV_ZEXT,
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SCC_HIR_CONV_TRUNC,
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} scc_hir_conv_type_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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@@ -199,9 +206,9 @@ struct scc_hir_value {
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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_value_ref_t operand; // 原始类型
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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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scc_hir_conv_type_t 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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@@ -250,6 +257,7 @@ 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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int defined;
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cbool is_variadic;
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} scc_hir_func_meta_t;
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#define SCC_HIR_BBLOCK_VALUES(bblock) \
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@@ -11,11 +11,6 @@ typedef struct {
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void scc_hir_dump_init(scc_hir_dump_t *ctx, scc_tree_dump_t *tree_dump,
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scc_hir_cprog_t *cprog);
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void scc_hir_dump_value(scc_hir_dump_t *ctx, scc_hir_value_ref_t node_ref);
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void scc_hir_dump_type(scc_hir_dump_t *ctx, scc_hir_type_ref_t type_ref);
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void scc_hir_dump_bblock(scc_hir_dump_t *ctx, scc_hir_bblock_ref_t bblock_ref);
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void scc_hir_dump_func(scc_hir_dump_t *ctx, scc_hir_func_ref_t func_ref);
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void scc_hir_dump_cprog(scc_hir_dump_t *ctx);
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void scc_hir_dump_cprog_linear(scc_hir_dump_t *ctx);
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#endif /* __SCC_HIR_DUMP_H__ */
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