diff options
Diffstat (limited to 'include/ucode/compiler.h')
| -rw-r--r-- | include/ucode/compiler.h | 25 |
1 files changed, 23 insertions, 2 deletions
diff --git a/include/ucode/compiler.h b/include/ucode/compiler.h index 19fcf37..04fc0ef 100644 --- a/include/ucode/compiler.h +++ b/include/ucode/compiler.h @@ -64,11 +64,23 @@ typedef enum { P_PRIMARY /* (…) */ } uc_precedence_t; +typedef enum { + F_ASSIGNABLE = (1 << 0), + F_OPTCHAINING = (1 << 1), + F_ALTBLOCKMODE = (1 << 2), +} uc_exprflag_t; + typedef struct uc_patchlist { struct uc_patchlist *parent; size_t depth, count, *entries; } uc_patchlist_t; +typedef struct uc_exprstack { + struct uc_exprstack *parent; + uint32_t flags; + uc_tokentype_t token; +} uc_exprstack_t; + typedef struct { uc_value_t *name; ssize_t depth; @@ -101,17 +113,26 @@ typedef struct uc_compiler { uc_locals_t locals; uc_upvals_t upvals; uc_patchlist_t *patchlist; + uc_exprstack_t *exprstack; uc_value_t *function; uc_parser_t *parser; size_t scope_depth, current_srcpos, last_insn; } uc_compiler_t; typedef struct { - void (*prefix)(uc_compiler_t *, bool); - void (*infix)(uc_compiler_t *, bool); + void (*prefix)(uc_compiler_t *); + void (*infix)(uc_compiler_t *); uc_precedence_t precedence; } uc_parse_rule_t; uc_function_t *uc_compile(uc_parse_config_t *config, uc_source_t *source, char **errp); +#define uc_compiler_exprstack_push(compiler, token, flags) \ + uc_exprstack_t expr = { compiler->exprstack, flags, token }; \ + compiler->exprstack = &expr + +#define uc_compiler_exprstack_pop(compiler) \ + if (compiler->exprstack) \ + compiler->exprstack = compiler->exprstack->parent + #endif /* __COMPILER_H_ */ |