} prog_section;
typedef struct {
- uint32_t version; /* Program version (6) */
- uint32_t crc16; /* What is this? */
+ uint16_t version; /* Program version (6) */
+ uint16_t flags; /* see propsal.txt */
+ uint16_t crc16; /* What is this? */
+ uint16_t skip; /* see propsal.txt */
+
prog_section statements; /* prog_section_statement */
prog_section defs; /* prog_section_def */
prog_section fields; /* prog_section_field */
VECTOR_MAKE(int, code_globals );
VECTOR_MAKE(char, code_chars );
-int code_strings_add(const char *src) {
- size_t size = strlen(src);
- size_t iter = 0;
- while (iter < size)
- code_chars_add(src[iter++]);
- code_chars_add('\0');
- return code_chars_elements;
-}
-
void code_init() {
+ /* omit creation of null code */
+ if (opts_omit_nullcode)
+ return;
+
/*
* The way progs.dat is suppose to work is odd, there needs to be
* some null (empty) statements, functions, and 28 globals
}
void code_test() {
- code_strings_add("m_init");
- code_strings_add("print");
- code_strings_add("hello world\n");
- code_strings_add("m_keydown");
- code_strings_add("m_draw");
- code_strings_add("m_toggle");
- code_strings_add("m_shutdown");
+ code_chars_put("m_init", 0x6);
+ code_chars_put("print", 0x5);
+ code_chars_put("hello world\n", 0xC);
+ code_chars_put("m_keydown", 0x9);
+ code_chars_put("m_draw", 0x6);
+ code_chars_put("m_toggle", 0x8);
+ code_chars_put("m_shutdown", 0xA);
code_globals_add(1); /* m_init */
code_globals_add(2); /* print */
void code_write() {
prog_header code_header={0};
+
+ /* see proposal.txt */
+ if (opts_omit_nullcode) {
+ code_header.skip = 28;
+ code_header.flags = 1;
+ }
+
code_header.version = 6;
code_header.crc16 = 0; /* TODO: */
code_header.statements = (prog_section){sizeof(prog_header), code_statements_elements };
code_header.globals = (prog_section){code_header.functions.offset + sizeof(prog_section_function) *code_functions_elements, code_globals_elements };
code_header.strings = (prog_section){code_header.globals.offset + sizeof(int) *code_globals_elements, code_chars_elements };
code_header.entfield = 0; /* TODO: */
-
+
+ if (opts_darkplaces_stringtablebug) {
+ util_debug("GEN", "Patching stringtable for -fdarkplaces-stringtablebug\n");
+
+ /* >= + P */
+ code_chars_add('\0'); /* > */
+ code_chars_add('\0'); /* = */
+ code_chars_add('\0'); /* P */
+ }
+
/* ensure all data is in LE format */
- util_endianswap(&code_header, sizeof(prog_header), 1);
- util_endianswap(code_statements_data, sizeof(prog_section_statement), code_statements_elements);
- util_endianswap(code_defs_data, sizeof(prog_section_def), code_defs_elements);
- util_endianswap(code_fields_data, sizeof(prog_section_field), code_fields_elements);
- util_endianswap(code_functions_data, sizeof(prog_section_function), code_functions_elements);
- util_endianswap(code_globals_data, sizeof(int), code_globals_elements);
+ util_endianswap(&code_header, 1, sizeof(prog_header));
+ util_endianswap(code_statements_data, code_statements_elements, sizeof(prog_section_statement));
+ util_endianswap(code_defs_data, code_defs_elements, sizeof(prog_section_def));
+ util_endianswap(code_fields_data, code_fields_elements, sizeof(prog_section_field));
+ util_endianswap(code_functions_data, code_functions_elements, sizeof(prog_section_function));
+ util_endianswap(code_globals_data, code_globals_elements, sizeof(int));
FILE *fp = fopen("program.dat", "wb");
fwrite(&code_header, 1, sizeof(prog_header), fp);
*((int32_t*)&code_functions_data[i].argsize)
);
util_debug("GEN", " NAME: %s\n", &code_chars_data[code_functions_data[i].name]);
- util_debug("GEN", " CODE:\n");
- for (;;) {
- if (code_statements_data[j].opcode != INSTR_DONE &&
- code_statements_data[j].opcode != INSTR_RETURN)
- util_debug("GEN", " %s {0x%05d,0x%05d,0x%05d}\n",
- asm_instr[code_statements_data[j].opcode].m,
- code_statements_data[j].s1,
- code_statements_data[j].s2,
- code_statements_data[j].s3
- );
- else break;
- j++;
+ /* Internal functions have no code */
+ if (code_functions_data[i].entry >= 0) {
+ util_debug("GEN", " CODE:\n");
+ for (;;) {
+ if (code_statements_data[j].opcode != INSTR_DONE &&
+ code_statements_data[j].opcode != INSTR_RETURN)
+ util_debug("GEN", " %s {0x%05d,0x%05d,0x%05d}\n",
+ asm_instr[code_statements_data[j].opcode].m,
+ code_statements_data[j].o1.s1,
+ code_statements_data[j].o2.s2,
+ code_statements_data[j].o3.s3
+ );
+ else break;
+ j++;
+ }
}
}