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Begin work on semantically type checking asm templates

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This commit is contained in:
gingerBill
2026-08-09 18:24:56 +01:00
parent 5e49e6c1a5
commit 5ac28cdecd
8 changed files with 769 additions and 29 deletions
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48
src/entity.cpp
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@@ -15,7 +15,8 @@ struct DeclInfo;
ENTITY_KIND(ImportName) \
ENTITY_KIND(LibraryName) \
ENTITY_KIND(Nil) \
ENTITY_KIND(Label)
ENTITY_KIND(Label) \
ENTITY_KIND(AsmTemplate)
enum EntityKind {
#define ENTITY_KIND(k) GB_JOIN2(Entity_, k),
@@ -159,6 +160,32 @@ gb_internal TypeNameObjCMetadata *create_type_name_obj_c_metadata() {
return md;
}
enum AsmTemplateEntityDeclKind : u8 {
AsmTemplateEntityDecl_Invalid,
AsmTemplateEntityDecl_Register,
AsmTemplateEntityDecl_Memory,
AsmTemplateEntityDecl_Immediate,
AsmTemplateEntityDecl_COUNT
};
enum AsmTemplateEntityDeclParamGroup : u8 {
AsmTemplateEntityDeclParamGroup_Unknown,
AsmTemplateEntityDeclParamGroup_Input,
AsmTemplateEntityDeclParamGroup_Output,
AsmTemplateEntityDeclParamGroup_Scratch,
AsmTemplateEntityDeclParamGroup_COUNT
};
struct AsmTemplateEntityDecl {
Entity * entity;
Entity * tied_entity;
AsmTemplateEntityDeclKind kind;
AsmTemplateEntityDeclParamGroup param_group;
u16 register_map;
};
// An Entity is a named "thing" in the language
struct Entity {
EntityKind kind;
@@ -300,6 +327,15 @@ struct Entity {
Ast *node;
Ast *parent;
} Label;
struct {
Ast *node;
bool has_side_effects;
bool is_align_stack;
Scope *param_scope;
Scope *label_scope;
Array<AsmTemplateEntityDecl> decls;
} AsmTemplate;
};
};
@@ -477,8 +513,14 @@ gb_internal Entity *alloc_entity_library_name(Scope *scope, Token token, Type *t
}
gb_internal Entity *alloc_entity_asm_template(Scope *scope, Token token, Type *type, Ast *node) {
GB_ASSERT(node->kind == Ast_AsmTemplate);
Entity *entity = alloc_entity(Entity_AsmTemplate, scope, token, type);
entity->AsmTemplate.node = node;
entity->AsmTemplate.has_side_effects = node->AsmTemplate.has_side_effects;
entity->AsmTemplate.is_align_stack = node->AsmTemplate.is_align_stack;
return entity;
}
gb_internal Entity *alloc_entity_nil(String name, Type *type) {
Entity *entity = alloc_entity(Entity_Nil, nullptr, make_token_ident(name), type);