/*
- * Copyright (C) 2012
+ * Copyright (C) 2012, 2013, 2014, 2015
* 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
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
+#include <string.h>
#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) */
- 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 */
- 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;
-
/*
- * 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)
+ * We could use the old method of casting to uintptr_t then to void*
+ * or qcint_t; however, it's incredibly unsafe for two reasons.
+ * 1) The compilers aliasing optimization can legally make it unstable
+ * (it's undefined behaviour).
*
- * 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)
+ * 2) The cast itself depends on fresh storage (newly allocated in which
+ * ever function is using the cast macros), the contents of which are
+ * transferred in a way that the obligation to release storage is not
+ * propagated.
*/
-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 );
-
-void code_init() {
- prog_section_function empty_function = {0,0,0,0,0,0,0,{0}};
- prog_section_statement empty_statement = {0,{0},{0},{0}};
- int i = 0;
-
- /* omit creation of null code */
- if (opts_omit_nullcode)
- return;
+typedef union {
+ void *enter;
+ qcint_t leave;
+} code_hash_entry_t;
+
+/* Some sanity macros */
+#define CODE_HASH_ENTER(ENTRY) ((ENTRY).enter)
+#define CODE_HASH_LEAVE(ENTRY) ((ENTRY).leave)
+
+void code_push_statement(code_t *code, prog_section_statement_t *stmt_in, lex_ctx_t ctx)
+{
+ prog_section_statement_t stmt = *stmt_in;
+
+ if (OPTS_FLAG(TYPELESS_STORES)) {
+ switch (stmt.opcode) {
+ case INSTR_LOAD_S:
+ case INSTR_LOAD_ENT:
+ case INSTR_LOAD_FLD:
+ case INSTR_LOAD_FNC:
+ stmt.opcode = INSTR_LOAD_F;
+ break;
+ case INSTR_STORE_S:
+ case INSTR_STORE_ENT:
+ case INSTR_STORE_FLD:
+ case INSTR_STORE_FNC:
+ stmt.opcode = INSTR_STORE_F;
+ break;
+ case INSTR_STOREP_S:
+ case INSTR_STOREP_ENT:
+ case INSTR_STOREP_FLD:
+ case INSTR_STOREP_FNC:
+ stmt.opcode = INSTR_STOREP_F;
+ break;
+ }
+ }
+
+
+ if (OPTS_FLAG(SORT_OPERANDS)) {
+ uint16_t pair;
+
+ switch (stmt.opcode) {
+ case INSTR_MUL_F:
+ case INSTR_MUL_V:
+ case INSTR_ADD_F:
+ case INSTR_EQ_F:
+ case INSTR_EQ_S:
+ case INSTR_EQ_E:
+ case INSTR_EQ_FNC:
+ case INSTR_NE_F:
+ case INSTR_NE_V:
+ case INSTR_NE_S:
+ case INSTR_NE_E:
+ case INSTR_NE_FNC:
+ case INSTR_AND:
+ case INSTR_OR:
+ case INSTR_BITAND:
+ case INSTR_BITOR:
+ if (stmt.o1.u1 < stmt.o2.u1) {
+ uint16_t a = stmt.o2.u1;
+ stmt.o1.u1 = stmt.o2.u1;
+ stmt.o2.u1 = a;
+ }
+ break;
+
+ case INSTR_MUL_VF: pair = INSTR_MUL_FV; goto case_pair_gen;
+ case INSTR_MUL_FV: pair = INSTR_MUL_VF; goto case_pair_gen;
+ case INSTR_LT: pair = INSTR_GT; goto case_pair_gen;
+ case INSTR_GT: pair = INSTR_LT; goto case_pair_gen;
+ case INSTR_LE: pair = INSTR_GT; goto case_pair_gen;
+ case INSTR_GE: pair = INSTR_LE;
+
+ case_pair_gen:
+ if (stmt.o1.u1 < stmt.o2.u1) {
+ uint16_t x = stmt.o1.u1;
+ stmt.o1.u1 = stmt.o2.u1;
+ stmt.o2.u1 = x;
+ stmt.opcode = pair;
+ }
+ break;
+ }
+ }
+
+ vec_push(code->statements, stmt);
+ vec_push(code->linenums, (int)ctx.line);
+ vec_push(code->columnnums, (int)ctx.column);
+}
+
+void code_pop_statement(code_t *code)
+{
+ vec_pop(code->statements);
+ vec_pop(code->linenums);
+ vec_pop(code->columnnums);
+}
+
+code_t *code_init() {
+ static lex_ctx_t empty_ctx = {0, 0, 0};
+ static prog_section_function_t empty_function = {0,0,0,0,0,0,0,{0,0,0,0,0,0,0,0}};
+ static prog_section_statement_t empty_statement = {0,{0},{0},{0}};
+ static prog_section_def_t empty_def = {0, 0, 0};
+
+ code_t *code = (code_t*)mem_a(sizeof(code_t));
+ int i = 0;
+
+ memset(code, 0, sizeof(code_t));
+ 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
*/
for(; i < 28; i++)
- code_globals_add(0);
+ vec_push(code->globals, 0);
+
+ vec_push(code->chars, '\0');
+ vec_push(code->functions, empty_function);
+
+ code_push_statement(code, &empty_statement, empty_ctx);
- code_chars_add ('\0');
- code_functions_add (empty_function);
- code_statements_add(empty_statement);
+ vec_push(code->defs, empty_def);
+ vec_push(code->fields, empty_def);
+
+ return code;
}
-void code_test() {
- prog_section_def d1 = { TYPE_VOID, 28, 1 };
- prog_section_def d2 = { TYPE_FUNCTION, 29, 8 };
- prog_section_def d3 = { TYPE_STRING, 30, 14};
- prog_section_function f1 = { 1, 0, 0, 0, 1, 0,0, {0}};
- prog_section_function f2 = {-4, 0, 0, 0, 8, 0,0, {0}};
- prog_section_function f3 = { 0, 0, 0, 0, 14+13, 0,0, {0}};
- prog_section_function f4 = { 0, 0, 0, 0, 14+13+10, 0,0, {0}};
- prog_section_function f5 = { 0, 0, 0, 0, 14+13+10+7, 0,0, {0}};
- prog_section_function f6 = { 0, 0, 0, 0, 14+13+10+7+9, 0,0, {0}};
- prog_section_statement s1 = { INSTR_STORE_F, {30}, {OFS_PARM0}, {0}};
- prog_section_statement s2 = { INSTR_CALL1, {29}, {0}, {0}};
- prog_section_statement s3 = { INSTR_RETURN, {0}, {0}, {0}};
-
- 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 */
- code_globals_add(14); /* hello world in string table */
-
- /* now the defs */
- code_defs_add (d1); /* m_init */
- code_defs_add (d2); /* print */
- code_defs_add (d3); /*hello_world*/
- code_functions_add (f1); /* m_init */
- code_functions_add (f2); /* print */
- code_functions_add (f3); /* m_keydown */
- code_functions_add (f4);
- code_functions_add (f5);
- code_functions_add (f6);
- code_statements_add(s1);
- code_statements_add(s2);
- code_statements_add(s3);
+void *code_util_str_htgeth(hash_table_t *ht, const char *key, size_t bin);
+
+uint32_t code_genstring(code_t *code, const char *str) {
+ size_t hash;
+ code_hash_entry_t 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];
+ CODE_HASH_ENTER(existing) = code_util_str_htgeth(code->string_cache, str, hash);
+ } else {
+ hash = util_hthash(code->string_cache, str);
+ CODE_HASH_ENTER(existing) = util_htgeth(code->string_cache, str, hash);
+ }
+
+ if (CODE_HASH_ENTER(existing))
+ return CODE_HASH_LEAVE(existing);
+
+ CODE_HASH_LEAVE(existing) = vec_size(code->chars);
+ vec_append(code->chars, strlen(str)+1, str);
+
+ util_htseth(code->string_cache, str, hash, CODE_HASH_ENTER(existing));
+ return CODE_HASH_LEAVE(existing);
+}
+
+qcint_t code_alloc_field (code_t *code, size_t qcsize)
+{
+ qcint_t pos = (qcint_t)code->entfields;
+ code->entfields += qcsize;
+ return pos;
}
-void code_write() {
- prog_header code_header;
- FILE *fp = NULL;
- size_t it = 1;
-
- /* see proposal.txt */
- if (opts_omit_nullcode) {}
- code_header.statements.offset = sizeof(prog_header);
- code_header.statements.length = code_statements_elements;
- code_header.defs.offset = code_header.statements.offset + (sizeof(prog_section_statement) * code_statements_elements);
- code_header.defs.length = code_defs_elements;
- code_header.fields.offset = code_header.defs.offset + (sizeof(prog_section_def) * code_defs_elements);
- code_header.fields.length = code_fields_elements;
- code_header.functions.offset = code_header.fields.offset + (sizeof(prog_section_field) * code_fields_elements);
- code_header.functions.length = code_functions_elements;
- code_header.globals.offset = code_header.functions.offset + (sizeof(prog_section_function) * code_functions_elements);
- code_header.globals.length = code_globals_elements;
- code_header.strings.offset = code_header.globals.offset + (sizeof(int32_t) * code_globals_elements);
- code_header.strings.length = code_chars_elements;
- code_header.version = 6;
- code_header.crc16 = 0; /* TODO: */
- code_header.entfield = 0; /* TODO: */
-
- if (opts_darkplaces_stringtablebug) {
- util_debug("GEN", "Patching stringtable for -fdarkplaces-stringtablebug\n");
+static size_t code_size_generic(code_t *code, prog_header_t *code_header, bool lno) {
+ size_t size = 0;
+ if (lno) {
+ size += 4; /* LNOF */
+ size += sizeof(uint32_t); /* version */
+ size += sizeof(code_header->defs.length);
+ size += sizeof(code_header->globals.length);
+ size += sizeof(code_header->fields.length);
+ size += sizeof(code_header->statements.length);
+ size += sizeof(code->linenums[0]) * vec_size(code->linenums);
+ size += sizeof(code->columnnums[0]) * vec_size(code->columnnums);
+ } else {
+ size += sizeof(prog_header_t);
+ size += sizeof(prog_section_statement_t) * vec_size(code->statements);
+ size += sizeof(prog_section_def_t) * vec_size(code->defs);
+ size += sizeof(prog_section_field_t) * vec_size(code->fields);
+ size += sizeof(prog_section_function_t) * vec_size(code->functions);
+ size += sizeof(int32_t) * vec_size(code->globals);
+ size += 1 * vec_size(code->chars);
+ }
+ return size;
+}
+#define code_size_binary(C, H) code_size_generic((C), (H), false)
+#define code_size_debug(C, H) code_size_generic((C), (H), true)
+
+static void code_create_header(code_t *code, prog_header_t *code_header, const char *filename, const char *lnofile) {
+ size_t i;
+
+ code_header->statements.offset = sizeof(prog_header_t);
+ code_header->statements.length = vec_size(code->statements);
+ code_header->defs.offset = code_header->statements.offset + (sizeof(prog_section_statement_t) * vec_size(code->statements));
+ code_header->defs.length = vec_size(code->defs);
+ code_header->fields.offset = code_header->defs.offset + (sizeof(prog_section_def_t) * vec_size(code->defs));
+ code_header->fields.length = vec_size(code->fields);
+ code_header->functions.offset = code_header->fields.offset + (sizeof(prog_section_field_t) * vec_size(code->fields));
+ code_header->functions.length = vec_size(code->functions);
+ code_header->globals.offset = code_header->functions.offset + (sizeof(prog_section_function_t) * 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;
+ code_header->skip = 0;
+
+ 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)) {
/* >= + P */
- code_chars_add('\0'); /* > */
- code_chars_add('\0'); /* = */
- code_chars_add('\0'); /* 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(int32_t));
-
- 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(int32_t) *code_globals_elements, fp);
- fwrite(code_chars_data, 1, 1 *code_chars_elements, fp);
-
- 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"," entfield: = %d\n", code_header.entfield);
- util_debug("GEN"," statements = {.offset = % 8d, .length = % 8d}\n", code_header.statements.offset, code_header.statements.length);
- util_debug("GEN"," defs = {.offset = % 8d, .length = % 8d}\n", code_header.defs .offset, code_header.defs .length);
- util_debug("GEN"," fields = {.offset = % 8d, .length = % 8d}\n", code_header.fields .offset, code_header.fields .length);
- 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");
- for (; it < code_functions_elements; it++) {
- size_t j = code_functions_data[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_data[it].entry,
- code_functions_data[it].firstlocal,
- code_functions_data[it].locals,
- code_functions_data[it].profile,
- code_functions_data[it].name,
- code_functions_data[it].file,
- code_functions_data[it].nargs,
- code_functions_data[it].argsize[0],
- code_functions_data[it].argsize[1],
- code_functions_data[it].argsize[2],
- code_functions_data[it].argsize[3],
- code_functions_data[it].argsize[4],
- code_functions_data[it].argsize[5],
- code_functions_data[it].argsize[6],
- code_functions_data[it].argsize[7]
-
- );
- util_debug("GEN", " NAME: %s\n", &code_chars_data[code_functions_data[it].name]);
- /* Internal functions have no code */
- if (code_functions_data[it].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.s1,
- code_statements_data[j].o3.s1
- );
- else break;
- j++;
+ util_swap_header(code_header);
+
+ /*
+ * These are not part of the header but we ensure LE format here to save on duplicated
+ * code.
+ */
+
+ util_swap_statements (code->statements);
+ util_swap_defs_fields(code->defs);
+ util_swap_defs_fields(code->fields);
+ util_swap_functions (code->functions);
+ util_swap_globals (code->globals);
+
+ if (!OPTS_OPTION_BOOL(OPTION_QUIET)) {
+ if (lnofile)
+ con_out("writing '%s' and '%s'...\n", filename, lnofile);
+ else
+ con_out("writing '%s'\n", filename);
+ }
+
+ if (!OPTS_OPTION_BOOL(OPTION_QUIET) &&
+ !OPTS_OPTION_BOOL(OPTION_PP_ONLY))
+ {
+ char buffer[1024];
+ con_out("\nOptimizations:\n");
+ for (i = 0; i < COUNT_OPTIMIZATIONS; ++i) {
+ if (opts_optimizationcount[i]) {
+ util_optimizationtostr(opts_opt_list[i].name, buffer, sizeof(buffer));
+ con_out(
+ " %s: %u\n",
+ buffer,
+ (unsigned int)opts_optimizationcount[i]
+ );
}
}
}
+}
+
+static void code_stats(const char *filename, const char *lnofile, code_t *code, prog_header_t *code_header) {
+ if (OPTS_OPTION_BOOL(OPTION_QUIET) ||
+ OPTS_OPTION_BOOL(OPTION_PP_ONLY))
+ return;
+
+ con_out("\nFile statistics:\n");
+ con_out(" dat:\n");
+ con_out(" name: %s\n", filename);
+ con_out(" size: %u (bytes)\n", code_size_binary(code, code_header));
+ con_out(" crc: 0x%04X\n", code->crc);
+
+ if (lnofile) {
+ con_out(" lno:\n");
+ con_out(" name: %s\n", lnofile);
+ con_out(" size: %u (bytes)\n", code_size_debug(code, code_header));
+ }
+
+ con_out("\n");
+}
+
+/*
+ * Same principle except this one allocates memory and writes the lno(optional) and the dat file
+ * directly out to allocated memory. Which is actually very useful for the future library support
+ * we're going to add.
+ */
+#if 0
+static bool code_write_memory(code_t *code, uint8_t **datmem, size_t *sizedat, uint8_t **lnomem, size_t *sizelno) GMQCC_UNUSED {
+ prog_header_t code_header;
+ uint32_t offset = 0;
+
+ if (!datmem)
+ return false;
+
+ code_create_header(code, &code_header, "<<memory>>", "<<memory>>");
+
+ #define WRITE_CHUNK(C,X,S) \
+ do { \
+ memcpy((void*)(&(*C)[offset]), (const void*)(X), (S)); \
+ offset += (S); \
+ } while (0)
+
+ /* Calculate size required to store entire file out to memory */
+ if (lnomem) {
+ uint32_t version = 1;
+
+ *sizelno = code_size_debug(code, &code_header);
+ *lnomem = (uint8_t*)mem_a(*sizelno);
+
+ WRITE_CHUNK(lnomem, "LNOF", 4);
+ WRITE_CHUNK(lnomem, &version, sizeof(version));
+ WRITE_CHUNK(lnomem, &code_header.defs.length, sizeof(code_header.defs.length));
+ WRITE_CHUNK(lnomem, &code_header.globals.length, sizeof(code_header.globals.length));
+ WRITE_CHUNK(lnomem, &code_header.fields.length, sizeof(code_header.fields.length));
+ WRITE_CHUNK(lnomem, &code_header.statements.length, sizeof(code_header.statements.length));
+
+ /* something went terribly wrong */
+ if (offset != *sizelno) {
+ mem_d(*lnomem);
+ *sizelno = 0;
+ return false;
+ }
+ offset = 0;
+ }
+
+ /* Write out the dat */
+ *sizedat = code_size_binary(code, &code_header);
+ *datmem = (uint8_t*)mem_a(*sizedat);
+
+ WRITE_CHUNK(datmem, &code_header, sizeof(prog_header_t));
+ WRITE_CHUNK(datmem, code->statements, sizeof(prog_section_statement_t) * vec_size(code->statements));
+ WRITE_CHUNK(datmem, code->defs, sizeof(prog_section_def_t) * vec_size(code->defs));
+ WRITE_CHUNK(datmem, code->fields, sizeof(prog_section_field_t) * vec_size(code->fields));
+ WRITE_CHUNK(datmem, code->functions, sizeof(prog_section_function_t) * vec_size(code->functions));
+ WRITE_CHUNK(datmem, code->globals, sizeof(int32_t) * vec_size(code->globals));
+ WRITE_CHUNK(datmem, code->chars, 1 * vec_size(code->chars));
+
+ vec_free(code->statements);
+ vec_free(code->linenums);
+ vec_free(code->columnnums);
+ 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);
+ mem_d(code);
+ code_stats("<<memory>>", (lnomem) ? "<<memory>>" : NULL, code, &code_header);
+ return true;
+}
+#endif /*!#if 0 reenable when ready to be used */
+#undef WRITE_CHUNK
+
+bool code_write(code_t *code, const char *filename, const char *lnofile) {
+ prog_header_t code_header;
+ fs_file_t *fp = NULL;
+
+ code_create_header(code, &code_header, filename, lnofile);
+
+ if (lnofile) {
+ uint32_t version = 1;
+
+ fp = fs_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]));
+ util_endianswap(code->columnnums, vec_size(code->columnnums), sizeof(code->columnnums[0]));
+
+ if (fs_file_write("LNOF", 4, 1, fp) != 1 ||
+ fs_file_write(&version, sizeof(version), 1, fp) != 1 ||
+ fs_file_write(&code_header.defs.length, sizeof(code_header.defs.length), 1, fp) != 1 ||
+ fs_file_write(&code_header.globals.length, sizeof(code_header.globals.length), 1, fp) != 1 ||
+ fs_file_write(&code_header.fields.length, sizeof(code_header.fields.length), 1, fp) != 1 ||
+ fs_file_write(&code_header.statements.length, sizeof(code_header.statements.length), 1, fp) != 1 ||
+ fs_file_write(code->linenums, sizeof(code->linenums[0]), vec_size(code->linenums), fp) != vec_size(code->linenums) ||
+ fs_file_write(code->columnnums, sizeof(code->columnnums[0]), vec_size(code->columnnums), fp) != vec_size(code->columnnums))
+ {
+ con_err("failed to write lno file\n");
+ }
+
+ fs_file_close(fp);
+ fp = NULL;
+ }
+
+ fp = fs_file_open(filename, "wb");
+ if (!fp)
+ return false;
+
+ if (1 != fs_file_write(&code_header, sizeof(prog_header_t) , 1 , fp) ||
+ vec_size(code->statements) != fs_file_write(code->statements, sizeof(prog_section_statement_t), vec_size(code->statements), fp) ||
+ vec_size(code->defs) != fs_file_write(code->defs, sizeof(prog_section_def_t) , vec_size(code->defs) , fp) ||
+ vec_size(code->fields) != fs_file_write(code->fields, sizeof(prog_section_field_t) , vec_size(code->fields) , fp) ||
+ vec_size(code->functions) != fs_file_write(code->functions, sizeof(prog_section_function_t) , vec_size(code->functions) , fp) ||
+ vec_size(code->globals) != fs_file_write(code->globals, sizeof(int32_t) , vec_size(code->globals) , fp) ||
+ vec_size(code->chars) != fs_file_write(code->chars, 1 , vec_size(code->chars) , fp))
+ {
+ fs_file_close(fp);
+ return false;
+ }
+
+ fs_file_close(fp);
+ code_stats(filename, lnofile, code, &code_header);
+ return true;
+}
+
+void code_cleanup(code_t *code) {
+ vec_free(code->statements);
+ vec_free(code->linenums);
+ vec_free(code->columnnums);
+ 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);
- 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);
+ mem_d(code);
}