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| author | Aryadev Chavali <aryadev@aryadevchavali.com> | 2023-11-29 15:38:41 +0000 |
|---|---|---|
| committer | Aryadev Chavali <aryadev@aryadevchavali.com> | 2023-11-29 15:38:41 +0000 |
| commit | 1cba5ccd8d3c95198bf5858af2540d3e1aedfb2d (patch) | |
| tree | 71c7659a5520312e4cebdf1b84ed2a3147fdb298 | |
| parent | cad92bf3bab86359914f5248cef6a2b7e8964d83 (diff) | |
| download | ovm-1cba5ccd8d3c95198bf5858af2540d3e1aedfb2d.tar.gz ovm-1cba5ccd8d3c95198bf5858af2540d3e1aedfb2d.tar.bz2 ovm-1cba5ccd8d3c95198bf5858af2540d3e1aedfb2d.zip | |
Added TOKEN_PP_USE to lexer with implementation
| -rw-r--r-- | asm/lexer.c | 10 | ||||
| -rw-r--r-- | asm/lexer.h | 7 |
2 files changed, 12 insertions, 5 deletions
diff --git a/asm/lexer.c b/asm/lexer.c index 5218d16..6358e95 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_PP_USE: + return "PP_USE"; case TOKEN_PP_CONST: return "PP_CONST"; case TOKEN_PP_END: @@ -180,6 +182,11 @@ lerr_t tokenise_symbol(buffer_t *buffer, size_t *column, token_t *token) type = TOKEN_PP_CONST; offset = 6; } + else if (sym_size == 4 && strncmp(opcode + 1, "USE", 3) == 0) + { + type = TOKEN_PP_USE; + offset = 4; + } else if (sym_size == 4 && strncmp(opcode + 1, "END", 3) == 0) { type = TOKEN_PP_END; @@ -599,8 +606,7 @@ lerr_t tokenise_buffer(buffer_t *buffer, token_stream_t *tokens_ptr) darr_append_bytes(&tokens, (byte *)&t, sizeof(t)); } } - size_t n_tokens = tokens.used / sizeof(token_t); - tokens.available = n_tokens; + tokens.available = tokens.used / sizeof(token_t); tokens.used = 0; *tokens_ptr = tokens; return LERR_OK; diff --git a/asm/lexer.h b/asm/lexer.h index 432acaf..3434b72 100644 --- a/asm/lexer.h +++ b/asm/lexer.h @@ -17,9 +17,10 @@ typedef enum TokenType { - TOKEN_PP_CONST, - TOKEN_PP_END, - TOKEN_PP_REFERENCE, + TOKEN_PP_CONST, // %const(<symbol>)... + TOKEN_PP_USE, // %use <string> + TOKEN_PP_END, // %end + TOKEN_PP_REFERENCE, // $<symbol> TOKEN_GLOBAL, TOKEN_STAR, TOKEN_LITERAL_NUMBER, |