diff options
Diffstat (limited to 'src/token.h')
| -rw-r--r-- | src/token.h | 42 |
1 files changed, 32 insertions, 10 deletions
diff --git a/src/token.h b/src/token.h index e99294e..1e57662 100644 --- a/src/token.h +++ b/src/token.h @@ -3,12 +3,14 @@ #include <string.h> -/* Token and type definitions shared by lexer, parser, and JIT. - * The type system uses a base kind plus pointer/array decorations. */ typedef enum { - TY_INT = 0, - TY_CHAR = 1, - TY_BOOL = 2, + TY_INT = 0, + TY_CHAR = 1, + TY_BOOL = 2, + TY_VOID = 3, + TY_FLOAT = 4, + TY_LONG = 5, + TY_SHORT = 6, } _TYBASE; typedef struct { @@ -19,9 +21,13 @@ typedef struct { static inline const char *tybase_name(_TYBASE b) { switch (b) { - case TY_INT: return "int"; - case TY_CHAR: return "char"; - case TY_BOOL: return "bool"; + case TY_INT: return "int"; + case TY_CHAR: return "char"; + case TY_BOOL: return "bool"; + case TY_VOID: return "void"; + case TY_FLOAT: return "float"; + case TY_LONG: return "long"; + case TY_SHORT: return "short"; default: return "?"; } } @@ -30,6 +36,10 @@ static inline const char *tybase_name(_TYBASE b) { _(TK_BEGIN, "begin") \ _(TK_INT, "int") \ _(TK_CHAR, "char") \ + _(TK_VOID, "void") \ + _(TK_FLOAT, "float") \ + _(TK_LONG, "long") \ + _(TK_SHORT, "short") \ _(TK_ASSIGN, "=") \ _(TK_EQ, "==") \ _(TK_NE, "!=") \ @@ -42,6 +52,9 @@ static inline const char *tybase_name(_TYBASE b) { _(TK_ELSE, "else") \ _(TK_FOR, "for") \ _(TK_WHILE, "while") \ + _(TK_DO, "do") \ + _(TK_BREAK, "break") \ + _(TK_CONTINUE, "continue") \ _(TK_BOOL, "bool") \ _(TK_IDENT, "ident") \ _(TK_NUMBER, "number") \ @@ -69,6 +82,15 @@ static inline const char *tybase_name(_TYBASE b) { _(TK_LBRACKET, "[") \ _(TK_RBRACKET, "]") \ _(TK_STRING, "string") \ + _(TK_PLUS_EQ, "+=") \ + _(TK_MINUS_EQ, "-=") \ + _(TK_STAR_EQ, "*=") \ + _(TK_SLASH_EQ, "/=") \ + _(TK_INC, "++") \ + _(TK_DEC, "--") \ + _(TK_SIZEOF, "sizeof") \ + _(TK_QUESTION, "?") \ + _(TK_COLON, ":") \ _(TK_EOF, "eof") \ _(TK_COMMA, ",") \ _(TK_INVALID, "invalid") \ @@ -88,8 +110,8 @@ static const char *_TN[] = { typedef struct { _TK kind; - int val; // only valid if kind == TK_NUMBER - char *lxem; // malloc’d lexeme string, or NULL + int val; + char *lxem; } _T; static _TK checkkw(const char *kw) { |