From d5e311c9d44793d269e9b8ee5e8c0fa7a1a25a50 Mon Sep 17 00:00:00 2001 From: Aryadev Chavali Date: Thu, 2 Nov 2023 20:31:22 +0000 Subject: Started work on preprocessing jump addresses --- asm/lexer.c | 13 ++++++++++++- asm/lexer.h | 1 + 2 files changed, 13 insertions(+), 1 deletion(-) (limited to 'asm') diff --git a/asm/lexer.c b/asm/lexer.c index 0a8a97e..01c2e5d 100644 --- a/asm/lexer.c +++ b/asm/lexer.c @@ -24,6 +24,8 @@ const char *token_type_as_cstr(token_type_t type) { switch (type) { + case TOKEN_STAR: + return "STAR"; case TOKEN_LITERAL_NUMBER: return "LITERAL_NUMBER"; case TOKEN_LITERAL_CHAR: @@ -124,7 +126,7 @@ char uppercase(char c) bool is_symbol(char c) { - return isalpha(c) || c == '-' || c == '_' || c == '.'; + return isalpha(c) || c == '-' || c == '_' || c == '.' || c == ':'; } bool is_valid_hex_char(char c) @@ -431,6 +433,15 @@ lerr_t tokenise_buffer(buffer_t *buffer, token_stream_t *tokens_ptr) ++buffer->used; is_token = false; } + else if (c == '*') + { + t = (token_t){.type = TOKEN_STAR, + .column = column, + .str = malloc(1), + .str_size = 1}; + t.str[0] = '\0'; + ++buffer->used; + } else if (isdigit(c) || (space_left(buffer) > 1 && c == '-' && isdigit(buffer->data[buffer->used + 1]))) t = tokenise_number_literal(buffer, &column); diff --git a/asm/lexer.h b/asm/lexer.h index 6b17b04..2d747bc 100644 --- a/asm/lexer.h +++ b/asm/lexer.h @@ -17,6 +17,7 @@ typedef enum TokenType { + TOKEN_STAR, TOKEN_LITERAL_NUMBER, TOKEN_LITERAL_CHAR, TOKEN_NOOP, -- cgit v1.2.3-13-gbd6f