88 lines
1.4 KiB
C
88 lines
1.4 KiB
C
typedef enum {
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TYPE_NONE,
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TYPE_VOID,
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TYPE_BOOL,
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TYPE_CHAR,
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TYPE_SCHAR,
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TYPE_UCHAR,
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TYPE_SHORT,
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TYPE_USHORT,
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TYPE_INT,
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TYPE_UINT,
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TYPE_LONG,
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TYPE_ULONG,
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TYPE_LLONG,
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TYPE_ULLONG,
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TYPE_FLOAT,
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TYPE_DOUBLE,
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TYPE_LDOUBLE,
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TYPE_POINTER,
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TYPE_ARRAY,
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TYPE_FUNCTION,
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TYPE_STRUCT,
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TYPE_UNION,
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TYPE_ENUM,
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} Type_Kind;
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typedef struct Type Type;
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struct Type {
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Type_Kind kind;
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int size;
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int align;
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Type *base;
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};
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typedef enum Ast_Kind {
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AST_NONE,
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AST_ERROR,
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AST_PROGRAM,
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AST_INT,
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AST_UNARY,
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AST_BINARY,
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AST_FUNCTION,
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AST_BLOCK,
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} Ast_Kind;
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typedef struct Ast Ast;
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struct Ast {
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Ast_Kind kind;
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Token *pos;
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Ast *first;
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Ast *last;
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union {
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uint64_t u;
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struct {
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Token_Kind op;
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Ast *l;
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Ast *r;
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};
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char *error;
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};
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};
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Ast *create_ast(Token *token, Ast_Kind kind) {
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Ast *result = calloc(1, sizeof(Ast));
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result->pos = token;
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result->kind = kind;
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return result;
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}
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Ast *create_binary_expr(Token *token, Token_Kind op, Ast *left, Ast *right) {
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Ast *result = create_ast(token, AST_BINARY);
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result->op = op;
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result->l = left;
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result->r = right;
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return result;
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}
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Type base_type_int = {TYPE_INT, .size = sizeof(int), .align = __alignof(int)};
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Type *type_int = &base_type_int;
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