/*
- * Copyright (C) 2012
+ * Copyright (C) 2012, 2013
* Dale Weiler
+ * Wolfgang Bumiller
*
* Permission is hereby granted, free of charge, to any person obtaining a copy of
* this software and associated documentation files (the "Software"), to deal in
*/
#include "gmqcc.h"
-typedef struct {
- uint32_t offset; /* Offset in file of where data begins */
- uint32_t length; /* Length of section (how many of) */
-} prog_section;
-
-typedef struct {
- uint32_t version; /* Program version (6) */
- uint32_t crc16; /* What is this? */
- prog_section statements; /* prog_section_statement */
- prog_section defs; /* prog_section_def */
- prog_section fields; /* prog_section_field */
- prog_section functions; /* prog_section_function */
- prog_section strings; /* What is this? */
- prog_section globals; /* What is this? */
- uint32_t entfield; /* Number of entity fields */
-} prog_header;
+prog_section_statement *code_statements;
+int *code_linenums;
+prog_section_def *code_defs;
+prog_section_field *code_fields;
+prog_section_function *code_functions;
+int *code_globals;
+char *code_chars;
+uint16_t code_crc;
+uint32_t code_entfields;
-/*
- * The macros below expand to a typesafe vector implementation, which
- * can be viewed in gmqcc.h
- *
- * code_statements_data -- raw prog_section_statement array
- * code_statements_elements -- number of elements
- * code_statements_allocated -- size of the array allocated
- * code_statements_add(T) -- add element (returns -1 on error)
- *
- * code_vars_data -- raw prog_section_var array
- * code_vars_elements -- number of elements
- * code_vars_allocated -- size of the array allocated
- * code_vars_add(T) -- add element (returns -1 on error)
- *
- * code_fields_data -- raw prog_section_field array
- * code_fields_elements -- number of elements
- * code_fields_allocated -- size of the array allocated
- * code_fields_add(T) -- add element (returns -1 on error)
- *
- * code_functions_data -- raw prog_section_function array
- * code_functions_elements -- number of elements
- * code_functions_allocated -- size of the array allocated
- * code_functions_add(T) -- add element (returns -1 on error)
- *
- * code_globals_data -- raw prog_section_def array
- * code_globals_elements -- number of elements
- * code_globals_allocated -- size of the array allocated
- * code_globals_add(T) -- add element (returns -1 on error)
- *
- * code_chars_data -- raw char* array
- * code_chars_elements -- number of elements
- * code_chars_allocated -- size of the array allocated
- * code_chars_add(T) -- add element (returns -1 on error)
- */
-VECTOR_MAKE(prog_section_statement, code_statements);
-VECTOR_MAKE(prog_section_def, code_defs );
-VECTOR_MAKE(prog_section_field, code_fields );
-VECTOR_MAKE(prog_section_function, code_functions );
-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;
+/* This is outrageous! */
+#define QCINT_ENTRY void*
+#define QCINT_TO_HASH_ENTRY(q) ((void*)(uintptr_t)(q))
+#define HASH_ENTRY_TO_QCINT(h) ((qcint)(uintptr_t)(h))
+static ht code_string_cache;
+static qcint code_string_cached_empty;
+
+void code_push_statement(prog_section_statement *stmt, int linenum)
+{
+ vec_push(code_statements, *stmt);
+ vec_push(code_linenums, linenum);
+}
+
+void code_pop_statement()
+{
+ vec_pop(code_statements);
+ vec_pop(code_linenums);
}
void code_init() {
+ prog_section_function empty_function = {0,0,0,0,0,0,0,{0,0,0,0,0,0,0,0}};
+ prog_section_statement empty_statement = {0,{0},{0},{0}};
+ prog_section_def empty_def = {0, 0, 0};
+ int i = 0;
+
+ code_entfields = 0;
+
+ code_string_cache = util_htnew(OPTS_OPTIMIZATION(OPTIM_OVERLAP_STRINGS) ? 0x100 : 1024);
+
/*
* The way progs.dat is suppose to work is odd, there needs to be
* some null (empty) statements, functions, and 28 globals
*/
- prog_section_function empty_function = {0,0,0,0,0,0,0,{0}};
- prog_section_statement empty_statement = {0,{0},{0},{0}};
- int i;
- for(i = 0; i < 28; i++)
- code_globals_add(0);
-
- code_chars_add ('\0');
- code_functions_add (empty_function);
- code_statements_add(empty_statement);
+ for(; i < 28; i++)
+ vec_push(code_globals, 0);
+
+ vec_push(code_chars, '\0');
+ vec_push(code_functions, empty_function);
+ code_push_statement(&empty_statement, 0);
+ vec_push(code_defs, empty_def);
+ vec_push(code_fields, empty_def);
+}
+
+void *code_util_str_htgeth(hash_table_t *ht, const char *key, size_t bin);
+uint32_t code_genstring(const char *str)
+{
+ uint32_t off;
+ size_t hash;
+ QCINT_ENTRY existing;
+
+ if (!str)
+ return 0;
+
+ if (!*str) {
+ if (!code_string_cached_empty) {
+ code_string_cached_empty = vec_size(code_chars);
+ vec_push(code_chars, 0);
+ }
+ return code_string_cached_empty;
+ }
+
+ if (OPTS_OPTIMIZATION(OPTIM_OVERLAP_STRINGS)) {
+ hash = ((unsigned char*)str)[strlen(str)-1];
+ existing = code_util_str_htgeth(code_string_cache, str, hash);
+ } else {
+ hash = util_hthash(code_string_cache, str);
+ existing = util_htgeth(code_string_cache, str, hash);
+ }
+
+ if (existing)
+ return HASH_ENTRY_TO_QCINT(existing);
+
+ off = vec_size(code_chars);
+ vec_upload(code_chars, str, strlen(str)+1);
+
+ util_htseth(code_string_cache, str, hash, QCINT_TO_HASH_ENTRY(off));
+ return off;
}
-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_globals_add(1); /* m_init */
- code_globals_add(2); /* print */
- code_globals_add(14); /* hello world in string table */
-
- /* now the defs */
- code_defs_add((prog_section_def){.type=TYPE_VOID, .offset=28/*globals[28]*/, .name=1 }); /* m_init */
- code_defs_add((prog_section_def){.type=TYPE_FUNCTION,.offset=29/*globals[29]*/, .name=8 }); /* print */
- code_defs_add((prog_section_def){.type=TYPE_STRING, .offset=30/*globals[30]*/, .name=14}); /*hello_world*/
-
- code_functions_add((prog_section_function){1, 0, 0, 0, .name=1, 0, 0, {0}}); /* m_init */
- code_functions_add((prog_section_function){-4, 0, 0, 0, .name=8, 0, 0, {0}}); /* print */
- code_functions_add((prog_section_function){0, 0, 0, 0, .name=14+13, 0,0, {0}}); /* m_keydown */
- code_functions_add((prog_section_function){0, 0, 0, 0, .name=14+13+10, 0,0, {0}});
- code_functions_add((prog_section_function){0, 0, 0, 0, .name=14+13+10+7, 0,0, {0}});
- code_functions_add((prog_section_function){0, 0, 0, 0, .name=14+13+10+7+9, 0,0, {0}});
-
- code_statements_add((prog_section_statement){INSTR_STORE_F, {30}/*30 is hello_world */, {OFS_PARM0}, {0}});
- code_statements_add((prog_section_statement){INSTR_CALL1, {29}/*29 is print */, {0}, {0}});
- code_statements_add((prog_section_statement){INSTR_RETURN, {0}, {0}, {0}});
+qcint code_alloc_field (size_t qcsize)
+{
+ qcint pos = (qcint)code_entfields;
+ code_entfields += qcsize;
+ return pos;
}
-void code_write() {
- prog_header code_header={0};
- code_header.version = 6;
- code_header.crc16 = 0; /* TODO: */
- code_header.statements = (prog_section){sizeof(prog_header), code_statements_elements };
- code_header.defs = (prog_section){code_header.statements.offset + sizeof(prog_section_statement)*code_statements_elements, code_defs_elements };
- code_header.fields = (prog_section){code_header.defs.offset + sizeof(prog_section_def) *code_defs_elements, code_fields_elements };
- code_header.functions = (prog_section){code_header.fields.offset + sizeof(prog_section_field) *code_fields_elements, code_functions_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) {
+bool code_write(const char *filename, const char *lnofile) {
+ prog_header code_header;
+ FILE *fp = NULL;
+ size_t it = 2;
+
+ code_header.statements.offset = sizeof(prog_header);
+ code_header.statements.length = vec_size(code_statements);
+ code_header.defs.offset = code_header.statements.offset + (sizeof(prog_section_statement) * vec_size(code_statements));
+ code_header.defs.length = vec_size(code_defs);
+ code_header.fields.offset = code_header.defs.offset + (sizeof(prog_section_def) * vec_size(code_defs));
+ code_header.fields.length = vec_size(code_fields);
+ code_header.functions.offset = code_header.fields.offset + (sizeof(prog_section_field) * vec_size(code_fields));
+ code_header.functions.length = vec_size(code_functions);
+ code_header.globals.offset = code_header.functions.offset + (sizeof(prog_section_function) * vec_size(code_functions));
+ code_header.globals.length = vec_size(code_globals);
+ code_header.strings.offset = code_header.globals.offset + (sizeof(int32_t) * vec_size(code_globals));
+ code_header.strings.length = vec_size(code_chars);
+ code_header.version = 6;
+ if (OPTS_OPTION_BOOL(OPTION_FORCECRC))
+ code_header.crc16 = OPTS_OPTION_U16(OPTION_FORCED_CRC);
+ else
+ code_header.crc16 = code_crc;
+ code_header.entfield = code_entfields;
+
+ if (OPTS_FLAG(DARKPLACES_STRING_TABLE_BUG)) {
util_debug("GEN", "Patching stringtable for -fdarkplaces-stringtablebug\n");
- /* >= + padd */
- code_chars_add('\0'); /* > */
- code_chars_add('\0'); /* = */
- code_chars_add('\0'); /* P */
+ /* >= + P */
+ vec_push(code_chars, '\0'); /* > */
+ vec_push(code_chars, '\0'); /* = */
+ vec_push(code_chars, '\0'); /* P */
}
-
+
/* ensure all data is in LE format */
- 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);
- fwrite(code_statements_data, 1, sizeof(prog_section_statement)*code_statements_elements, fp);
- fwrite(code_defs_data, 1, sizeof(prog_section_def) *code_defs_elements, fp);
- fwrite(code_fields_data, 1, sizeof(prog_section_field) *code_fields_elements, fp);
- fwrite(code_functions_data, 1, sizeof(prog_section_function) *code_functions_elements, fp);
- fwrite(code_globals_data, 1, sizeof(int) *code_globals_elements, fp);
- fwrite(code_chars_data, 1, 1 *code_chars_elements, fp);
-
+ util_endianswap(&code_header.version, 1, sizeof(code_header.version));
+ util_endianswap(&code_header.crc16, 1, sizeof(code_header.crc16));
+ util_endianswap(&code_header.statements, 2, sizeof(code_header.statements.offset));
+ util_endianswap(&code_header.defs, 2, sizeof(code_header.statements.offset));
+ util_endianswap(&code_header.fields, 2, sizeof(code_header.statements.offset));
+ util_endianswap(&code_header.functions, 2, sizeof(code_header.statements.offset));
+ util_endianswap(&code_header.strings, 2, sizeof(code_header.statements.offset));
+ util_endianswap(&code_header.globals, 2, sizeof(code_header.statements.offset));
+ util_endianswap(&code_header.entfield, 1, sizeof(code_header.entfield));
+ util_endianswap(code_statements, vec_size(code_statements), sizeof(prog_section_statement));
+ util_endianswap(code_defs, vec_size(code_defs), sizeof(prog_section_def));
+ util_endianswap(code_fields, vec_size(code_fields), sizeof(prog_section_field));
+ util_endianswap(code_functions, vec_size(code_functions), sizeof(prog_section_function));
+ util_endianswap(code_globals, vec_size(code_globals), sizeof(int32_t));
+
+ if (lnofile) {
+ uint32_t version = 1;
+
+ fp = file_open(lnofile, "wb");
+ if (!fp)
+ return false;
+
+ util_endianswap(&version, 1, sizeof(version));
+ util_endianswap(code_linenums, vec_size(code_linenums), sizeof(code_linenums[0]));
+
+
+ if (file_write("LNOF", 4, 1, fp) != 1 ||
+ file_write(&version, sizeof(version), 1, fp) != 1 ||
+ file_write(&code_header.defs.length, sizeof(code_header.defs.length), 1, fp) != 1 ||
+ file_write(&code_header.globals.length, sizeof(code_header.globals.length), 1, fp) != 1 ||
+ file_write(&code_header.fields.length, sizeof(code_header.fields.length), 1, fp) != 1 ||
+ file_write(&code_header.statements.length, sizeof(code_header.statements.length), 1, fp) != 1 ||
+ file_write(code_linenums, sizeof(code_linenums[0]), vec_size(code_linenums), fp) != vec_size(code_linenums))
+ {
+ con_err("failed to write lno file\n");
+ }
+
+ file_close(fp);
+ fp = NULL;
+ }
+
+ fp = file_open(filename, "wb");
+ if (!fp)
+ return false;
+
+ if (1 != file_write(&code_header, sizeof(prog_header) , 1 , fp) ||
+ vec_size(code_statements) != file_write(code_statements, sizeof(prog_section_statement), vec_size(code_statements), fp) ||
+ vec_size(code_defs) != file_write(code_defs, sizeof(prog_section_def) , vec_size(code_defs) , fp) ||
+ vec_size(code_fields) != file_write(code_fields, sizeof(prog_section_field) , vec_size(code_fields) , fp) ||
+ vec_size(code_functions) != file_write(code_functions, sizeof(prog_section_function) , vec_size(code_functions) , fp) ||
+ vec_size(code_globals) != file_write(code_globals, sizeof(int32_t) , vec_size(code_globals) , fp) ||
+ vec_size(code_chars) != file_write(code_chars, 1 , vec_size(code_chars) , fp))
+ {
+ file_close(fp);
+ return false;
+ }
+
util_debug("GEN","HEADER:\n");
util_debug("GEN"," version: = %d\n", code_header.version );
util_debug("GEN"," crc16: = %d\n", code_header.crc16 );
util_debug("GEN"," functions = {.offset = % 8d, .length = % 8d}\n", code_header.functions .offset, code_header.functions .length);
util_debug("GEN"," globals = {.offset = % 8d, .length = % 8d}\n", code_header.globals .offset, code_header.globals .length);
util_debug("GEN"," strings = {.offset = % 8d, .length = % 8d}\n", code_header.strings .offset, code_header.strings .length);
-
+
/* FUNCTIONS */
util_debug("GEN", "FUNCTIONS:\n");
- size_t i = 1;
- for (; i < code_functions_elements; i++) {
- size_t j = code_functions_data[i].entry;
- util_debug("GEN", " {.entry =% 5d, .firstlocal =% 5d, .locals =% 5d, .profile =% 5d, .name =% 5d, .file =% 5d, .nargs =% 5d, .argsize =%0X }\n",
- code_functions_data[i].entry,
- code_functions_data[i].firstlocal,
- code_functions_data[i].locals,
- code_functions_data[i].profile,
- code_functions_data[i].name,
- code_functions_data[i].file,
- code_functions_data[i].nargs,
- *((int32_t*)&code_functions_data[i].argsize)
+ for (; it < vec_size(code_functions); it++) {
+ size_t j = code_functions[it].entry;
+ util_debug("GEN", " {.entry =% 5d, .firstlocal =% 5d, .locals =% 5d, .profile =% 5d, .name =% 5d, .file =% 5d, .nargs =% 5d, .argsize ={%d,%d,%d,%d,%d,%d,%d,%d} }\n",
+ code_functions[it].entry,
+ code_functions[it].firstlocal,
+ code_functions[it].locals,
+ code_functions[it].profile,
+ code_functions[it].name,
+ code_functions[it].file,
+ code_functions[it].nargs,
+ code_functions[it].argsize[0],
+ code_functions[it].argsize[1],
+ code_functions[it].argsize[2],
+ code_functions[it].argsize[3],
+ code_functions[it].argsize[4],
+ code_functions[it].argsize[5],
+ code_functions[it].argsize[6],
+ code_functions[it].argsize[7]
+
);
- 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++;
+ util_debug("GEN", " NAME: %s\n", &code_chars[code_functions[it].name]);
+ /* Internal functions have no code */
+ if (code_functions[it].entry >= 0) {
+ util_debug("GEN", " CODE:\n");
+ for (;;) {
+ if (code_statements[j].opcode != INSTR_DONE)
+ util_debug("GEN", " %-12s {% 5i,% 5i,% 5i}\n",
+ asm_instr[code_statements[j].opcode].m,
+ code_statements[j].o1.s1,
+ code_statements[j].o2.s1,
+ code_statements[j].o3.s1
+ );
+ else {
+ util_debug("GEN", " DONE {0x00000,0x00000,0x00000}\n");
+ break;
+ }
+ j++;
+ }
}
}
-
- mem_d(code_statements_data);
- mem_d(code_defs_data);
- mem_d(code_fields_data);
- mem_d(code_functions_data);
- mem_d(code_globals_data);
- mem_d(code_chars_data);
- fclose(fp);
+
+ vec_free(code_statements);
+ vec_free(code_linenums);
+ vec_free(code_defs);
+ vec_free(code_fields);
+ vec_free(code_functions);
+ vec_free(code_globals);
+ vec_free(code_chars);
+ util_htdel(code_string_cache);
+
+ file_close(fp);
+ return true;
}
projects / xonotic / gmqcc.git / blobdiff