251 lines
12 KiB
C++
251 lines
12 KiB
C++
/*
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* Copyright (c) 2015 Andrew Kelley
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*
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* This file is part of zig, which is MIT licensed.
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* See http://opensource.org/licenses/MIT
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*/
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#ifndef ZIG_ANALYZE_HPP
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#define ZIG_ANALYZE_HPP
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#include "all_types.hpp"
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void semantic_analyze(CodeGen *g);
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ErrorMsg *add_node_error(CodeGen *g, AstNode *node, Buf *msg);
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ErrorMsg *add_token_error(CodeGen *g, ZigType *owner, Token *token, Buf *msg);
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ErrorMsg *add_error_note(CodeGen *g, ErrorMsg *parent_msg, AstNode *node, Buf *msg);
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void emit_error_notes_for_ref_stack(CodeGen *g, ErrorMsg *msg);
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ZigType *new_type_table_entry(ZigTypeId id);
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ZigType *get_pointer_to_type(CodeGen *g, ZigType *child_type, bool is_const);
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ZigType *get_pointer_to_type_extra(CodeGen *g, ZigType *child_type, bool is_const,
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bool is_volatile, PtrLen ptr_len,
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uint32_t byte_alignment, uint32_t bit_offset, uint32_t unaligned_bit_count,
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bool allow_zero);
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uint64_t type_size(CodeGen *g, ZigType *type_entry);
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uint64_t type_size_bits(CodeGen *g, ZigType *type_entry);
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ZigType *get_int_type(CodeGen *g, bool is_signed, uint32_t size_in_bits);
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ZigType *get_vector_type(CodeGen *g, uint32_t len, ZigType *elem_type);
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ZigType **get_c_int_type_ptr(CodeGen *g, CIntType c_int_type);
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ZigType *get_c_int_type(CodeGen *g, CIntType c_int_type);
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ZigType *get_fn_type(CodeGen *g, FnTypeId *fn_type_id);
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ZigType *get_optional_type(CodeGen *g, ZigType *child_type);
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ZigType *get_array_type(CodeGen *g, ZigType *child_type, uint64_t array_size);
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ZigType *get_slice_type(CodeGen *g, ZigType *ptr_type);
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ZigType *get_partial_container_type(CodeGen *g, Scope *scope, ContainerKind kind,
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AstNode *decl_node, const char *full_name, Buf *bare_name, ContainerLayout layout);
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ZigType *get_smallest_unsigned_int_type(CodeGen *g, uint64_t x);
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ZigType *get_error_union_type(CodeGen *g, ZigType *err_set_type, ZigType *payload_type);
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ZigType *get_bound_fn_type(CodeGen *g, ZigFn *fn_entry);
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ZigType *get_opaque_type(CodeGen *g, Scope *scope, AstNode *source_node, const char *full_name, Buf *bare_name);
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ZigType *get_struct_type(CodeGen *g, const char *type_name, const char *field_names[],
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ZigType *field_types[], size_t field_count);
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ZigType *get_promise_type(CodeGen *g, ZigType *result_type);
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ZigType *get_promise_frame_type(CodeGen *g, ZigType *return_type);
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ZigType *get_test_fn_type(CodeGen *g);
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bool handle_is_ptr(ZigType *type_entry);
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bool type_has_bits(ZigType *type_entry);
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bool type_allowed_in_extern(CodeGen *g, ZigType *type_entry);
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bool ptr_allows_addr_zero(ZigType *ptr_type);
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bool type_is_nonnull_ptr(ZigType *type);
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enum SourceKind {
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SourceKindRoot,
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SourceKindPkgMain,
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SourceKindNonRoot,
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SourceKindCImport,
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};
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ZigType *add_source_file(CodeGen *g, ZigPackage *package, Buf *abs_full_path, Buf *source_code,
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SourceKind source_kind);
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ZigVar *find_variable(CodeGen *g, Scope *orig_context, Buf *name, ScopeFnDef **crossed_fndef_scope);
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Tld *find_decl(CodeGen *g, Scope *scope, Buf *name);
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Tld *find_container_decl(CodeGen *g, ScopeDecls *decls_scope, Buf *name);
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void resolve_top_level_decl(CodeGen *g, Tld *tld, AstNode *source_node);
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ZigType *get_src_ptr_type(ZigType *type);
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ZigType *get_codegen_ptr_type(ZigType *type);
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uint32_t get_ptr_align(CodeGen *g, ZigType *type);
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bool get_ptr_const(ZigType *type);
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ZigType *validate_var_type(CodeGen *g, AstNode *source_node, ZigType *type_entry);
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ZigType *container_ref_type(ZigType *type_entry);
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bool type_is_complete(ZigType *type_entry);
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bool type_is_resolved(ZigType *type_entry, ResolveStatus status);
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bool type_is_invalid(ZigType *type_entry);
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bool type_is_global_error_set(ZigType *err_set_type);
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Error resolve_container_type(CodeGen *g, ZigType *type_entry);
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ScopeDecls *get_container_scope(ZigType *type_entry);
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TypeStructField *find_struct_type_field(ZigType *type_entry, Buf *name);
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TypeEnumField *find_enum_type_field(ZigType *enum_type, Buf *name);
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TypeUnionField *find_union_type_field(ZigType *type_entry, Buf *name);
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TypeEnumField *find_enum_field_by_tag(ZigType *enum_type, const BigInt *tag);
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TypeUnionField *find_union_field_by_tag(ZigType *type_entry, const BigInt *tag);
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bool is_ref(ZigType *type_entry);
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bool is_array_ref(ZigType *type_entry);
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bool is_container_ref(ZigType *type_entry);
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bool is_valid_vector_elem_type(ZigType *elem_type);
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void scan_decls(CodeGen *g, ScopeDecls *decls_scope, AstNode *node);
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void preview_use_decl(CodeGen *g, AstNode *node);
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void resolve_use_decl(CodeGen *g, AstNode *node);
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ZigFn *scope_fn_entry(Scope *scope);
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ZigPackage *scope_package(Scope *scope);
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ZigType *get_scope_import(Scope *scope);
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void init_tld(Tld *tld, TldId id, Buf *name, VisibMod visib_mod, AstNode *source_node, Scope *parent_scope);
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ZigVar *add_variable(CodeGen *g, AstNode *source_node, Scope *parent_scope, Buf *name,
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bool is_const, ConstExprValue *init_value, Tld *src_tld, ZigType *var_type);
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ZigType *analyze_type_expr(CodeGen *g, Scope *scope, AstNode *node);
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ZigFn *create_fn(CodeGen *g, AstNode *proto_node);
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ZigFn *create_fn_raw(CodeGen *g, FnInline inline_value);
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void init_fn_type_id(FnTypeId *fn_type_id, AstNode *proto_node, size_t param_count_alloc);
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AstNode *get_param_decl_node(ZigFn *fn_entry, size_t index);
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Error ATTRIBUTE_MUST_USE ensure_complete_type(CodeGen *g, ZigType *type_entry);
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Error ATTRIBUTE_MUST_USE type_resolve(CodeGen *g, ZigType *type_entry, ResolveStatus status);
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void complete_enum(CodeGen *g, ZigType *enum_type);
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bool ir_get_var_is_comptime(ZigVar *var);
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bool const_values_equal(CodeGen *g, ConstExprValue *a, ConstExprValue *b);
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void eval_min_max_value(CodeGen *g, ZigType *type_entry, ConstExprValue *const_val, bool is_max);
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void eval_min_max_value_int(CodeGen *g, ZigType *int_type, BigInt *bigint, bool is_max);
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void render_const_value(CodeGen *g, Buf *buf, ConstExprValue *const_val);
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void analyze_fn_ir(CodeGen *g, ZigFn *fn_table_entry, AstNode *return_type_node);
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ScopeBlock *create_block_scope(CodeGen *g, AstNode *node, Scope *parent);
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ScopeDefer *create_defer_scope(CodeGen *g, AstNode *node, Scope *parent);
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ScopeDeferExpr *create_defer_expr_scope(CodeGen *g, AstNode *node, Scope *parent);
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Scope *create_var_scope(CodeGen *g, AstNode *node, Scope *parent, ZigVar *var);
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ScopeCImport *create_cimport_scope(CodeGen *g, AstNode *node, Scope *parent);
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ScopeLoop *create_loop_scope(CodeGen *g, AstNode *node, Scope *parent);
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ScopeSuspend *create_suspend_scope(CodeGen *g, AstNode *node, Scope *parent);
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ScopeFnDef *create_fndef_scope(CodeGen *g, AstNode *node, Scope *parent, ZigFn *fn_entry);
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Scope *create_comptime_scope(CodeGen *g, AstNode *node, Scope *parent);
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Scope *create_coro_prelude_scope(CodeGen *g, AstNode *node, Scope *parent);
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Scope *create_runtime_scope(CodeGen *g, AstNode *node, Scope *parent, IrInstruction *is_comptime);
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void init_const_str_lit(CodeGen *g, ConstExprValue *const_val, Buf *str);
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ConstExprValue *create_const_str_lit(CodeGen *g, Buf *str);
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void init_const_c_str_lit(CodeGen *g, ConstExprValue *const_val, Buf *c_str);
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ConstExprValue *create_const_c_str_lit(CodeGen *g, Buf *c_str);
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void init_const_bigint(ConstExprValue *const_val, ZigType *type, const BigInt *bigint);
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ConstExprValue *create_const_bigint(ZigType *type, const BigInt *bigint);
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void init_const_unsigned_negative(ConstExprValue *const_val, ZigType *type, uint64_t x, bool negative);
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ConstExprValue *create_const_unsigned_negative(ZigType *type, uint64_t x, bool negative);
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void init_const_signed(ConstExprValue *const_val, ZigType *type, int64_t x);
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ConstExprValue *create_const_signed(ZigType *type, int64_t x);
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void init_const_usize(CodeGen *g, ConstExprValue *const_val, uint64_t x);
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ConstExprValue *create_const_usize(CodeGen *g, uint64_t x);
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void init_const_float(ConstExprValue *const_val, ZigType *type, double value);
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ConstExprValue *create_const_float(ZigType *type, double value);
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void init_const_enum(ConstExprValue *const_val, ZigType *type, const BigInt *tag);
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ConstExprValue *create_const_enum(ZigType *type, const BigInt *tag);
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void init_const_bool(CodeGen *g, ConstExprValue *const_val, bool value);
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ConstExprValue *create_const_bool(CodeGen *g, bool value);
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void init_const_type(CodeGen *g, ConstExprValue *const_val, ZigType *type_value);
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ConstExprValue *create_const_type(CodeGen *g, ZigType *type_value);
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void init_const_runtime(ConstExprValue *const_val, ZigType *type);
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ConstExprValue *create_const_runtime(ZigType *type);
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void init_const_ptr_ref(CodeGen *g, ConstExprValue *const_val, ConstExprValue *pointee_val, bool is_const);
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ConstExprValue *create_const_ptr_ref(CodeGen *g, ConstExprValue *pointee_val, bool is_const);
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void init_const_ptr_hard_coded_addr(CodeGen *g, ConstExprValue *const_val, ZigType *pointee_type,
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size_t addr, bool is_const);
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ConstExprValue *create_const_ptr_hard_coded_addr(CodeGen *g, ZigType *pointee_type,
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size_t addr, bool is_const);
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void init_const_ptr_array(CodeGen *g, ConstExprValue *const_val, ConstExprValue *array_val,
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size_t elem_index, bool is_const, PtrLen ptr_len);
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ConstExprValue *create_const_ptr_array(CodeGen *g, ConstExprValue *array_val, size_t elem_index,
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bool is_const, PtrLen ptr_len);
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void init_const_slice(CodeGen *g, ConstExprValue *const_val, ConstExprValue *array_val,
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size_t start, size_t len, bool is_const);
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ConstExprValue *create_const_slice(CodeGen *g, ConstExprValue *array_val, size_t start, size_t len, bool is_const);
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void init_const_arg_tuple(CodeGen *g, ConstExprValue *const_val, size_t arg_index_start, size_t arg_index_end);
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ConstExprValue *create_const_arg_tuple(CodeGen *g, size_t arg_index_start, size_t arg_index_end);
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void init_const_undefined(CodeGen *g, ConstExprValue *const_val);
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ConstExprValue *create_const_vals(size_t count);
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ZigType *make_int_type(CodeGen *g, bool is_signed, uint32_t size_in_bits);
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ConstParent *get_const_val_parent(CodeGen *g, ConstExprValue *value);
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void expand_undef_array(CodeGen *g, ConstExprValue *const_val);
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void update_compile_var(CodeGen *g, Buf *name, ConstExprValue *value);
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const char *type_id_name(ZigTypeId id);
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ZigTypeId type_id_at_index(size_t index);
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size_t type_id_len();
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size_t type_id_index(ZigType *entry);
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ZigType *get_generic_fn_type(CodeGen *g, FnTypeId *fn_type_id);
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LinkLib *create_link_lib(Buf *name);
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LinkLib *add_link_lib(CodeGen *codegen, Buf *lib);
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uint32_t get_abi_alignment(CodeGen *g, ZigType *type_entry);
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ZigType *get_align_amt_type(CodeGen *g);
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ZigPackage *new_anonymous_package(void);
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Buf *const_value_to_buffer(ConstExprValue *const_val);
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void add_fn_export(CodeGen *g, ZigFn *fn_table_entry, Buf *symbol_name, GlobalLinkageId linkage, bool ccc);
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ConstExprValue *get_builtin_value(CodeGen *codegen, const char *name);
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ZigType *get_ptr_to_stack_trace_type(CodeGen *g);
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bool resolve_inferred_error_set(CodeGen *g, ZigType *err_set_type, AstNode *source_node);
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ZigType *get_auto_err_set_type(CodeGen *g, ZigFn *fn_entry);
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uint32_t get_coro_frame_align_bytes(CodeGen *g);
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bool fn_type_can_fail(FnTypeId *fn_type_id);
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bool type_can_fail(ZigType *type_entry);
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bool fn_eval_cacheable(Scope *scope, ZigType *return_type);
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AstNode *type_decl_node(ZigType *type_entry);
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Error get_primitive_type(CodeGen *g, Buf *name, ZigType **result);
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bool calling_convention_allows_zig_types(CallingConvention cc);
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const char *calling_convention_name(CallingConvention cc);
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Error ATTRIBUTE_MUST_USE file_fetch(CodeGen *g, Buf *resolved_path, Buf *contents);
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void walk_function_params(CodeGen *g, ZigType *fn_type, FnWalk *fn_walk);
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X64CABIClass type_c_abi_x86_64_class(CodeGen *g, ZigType *ty);
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bool type_is_c_abi_int(CodeGen *g, ZigType *ty);
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bool want_first_arg_sret(CodeGen *g, FnTypeId *fn_type_id);
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const char *container_string(ContainerKind kind);
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uint32_t get_host_int_bytes(CodeGen *g, ZigType *struct_type, TypeStructField *field);
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enum ReqCompTime {
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ReqCompTimeInvalid,
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ReqCompTimeNo,
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ReqCompTimeYes,
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};
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ReqCompTime type_requires_comptime(CodeGen *g, ZigType *type_entry);
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OnePossibleValue type_has_one_possible_value(CodeGen *g, ZigType *type_entry);
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Error ensure_const_val_repr(IrAnalyze *ira, CodeGen *codegen, AstNode *source_node,
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ConstExprValue *const_val, ZigType *wanted_type);
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void typecheck_panic_fn(CodeGen *g, TldFn *tld_fn, ZigFn *panic_fn);
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Buf *type_bare_name(ZigType *t);
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Buf *type_h_name(ZigType *t);
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Error create_c_object_cache(CodeGen *g, CacheHash **out_cache_hash, bool verbose);
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LLVMTypeRef get_llvm_type(CodeGen *g, ZigType *type);
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ZigLLVMDIType *get_llvm_di_type(CodeGen *g, ZigType *type);
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#endif
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