/*
- * Copyright (C) 2012
+ * Copyright (C) 2012, 2013
* Wolfgang Bumiller
* Dale Weiler
*
#include "gmqcc.h"
-/*
-(prog_section_statement, code)
-(prog_section_def, defs)
-(prog_section_def, fields)
-(prog_section_function, functions)
-(char, strings)
-(qcint, globals)
-(qcint, entitydata)
-(bool, entitypool)
-(qcint, localstack)
-(qc_exec_stack, stack)
-(size_t, profile)
-(prog_builtin, builtins)
-(const char*, function_stack)
-*/
-
static void loaderror(const char *fmt, ...)
{
int err = errno;
qc_program* prog_load(const char *filename)
{
- qc_program *prog;
- prog_header header;
- FILE *file;
+ qc_program *prog;
+ prog_header header;
+ FILE *file = file_open(filename, "rb");
- file = util_fopen(filename, "rb");
if (!file)
return NULL;
- if (fread(&header, sizeof(header), 1, file) != 1) {
+ if (file_read(&header, sizeof(header), 1, file) != 1) {
loaderror("failed to read header from '%s'", filename);
- fclose(file);
+ file_close(file);
return NULL;
}
if (header.version != 6) {
loaderror("header says this is a version %i progs, we need version 6\n", header.version);
- fclose(file);
+ file_close(file);
return NULL;
}
prog = (qc_program*)mem_a(sizeof(qc_program));
if (!prog) {
- fclose(file);
+ file_close(file);
printf("failed to allocate program data\n");
return NULL;
}
}
#define read_data(hdrvar, progvar, reserved) \
- if (fseek(file, header.hdrvar.offset, SEEK_SET) != 0) { \
+ if (file_seek(file, header.hdrvar.offset, SEEK_SET) != 0) { \
loaderror("seek failed"); \
goto error; \
} \
- if (fread(vec_add(prog->progvar, header.hdrvar.length + reserved), \
- sizeof(*prog->progvar), \
- header.hdrvar.length, file) \
- != header.hdrvar.length) \
- { \
+ if (file_read ( \
+ vec_add(prog->progvar, header.hdrvar.length + reserved), \
+ sizeof(*prog->progvar), \
+ header.hdrvar.length, \
+ file \
+ )!= header.hdrvar.length \
+ ) { \
loaderror("read failed"); \
goto error; \
}
read_data1(strings);
read_data2(globals, 2); /* reserve more in case a RETURN using with the global at "the end" exists */
- fclose(file);
+ file_close(file);
/* profile counters */
memset(vec_add(prog->profile, vec_size(prog->code)), 0, sizeof(prog->profile[0]) * vec_size(prog->code));
char* prog_getstring(qc_program *prog, qcint str)
{
+ /* cast for return required for C++ */
if (str < 0 || str >= (qcint)vec_size(prog->strings))
- return "<<<invalid string>>>";
+ return (char*)"<<<invalid string>>>";
return prog->strings + str;
}
value->vector[2]);
break;
case TYPE_STRING:
- len += print_escaped_string(prog_getstring(prog, value->string), sizeof(spaces)-len-5);
+ if (value->string)
+ len += print_escaped_string(prog_getstring(prog, value->string), sizeof(spaces)-len-5);
+ else
+ len += printf("(null)");
len += printf(",");
/* len += printf("\"%s\",", prog_getstring(prog, value->string)); */
break;
done:
if (len < (int)sizeof(spaces)-1) {
spaces[sizeof(spaces)-1-len] = 0;
- printf(spaces);
+ file_puts(stdout, spaces);
spaces[sizeof(spaces)-1-len] = ' ';
}
}
static qcint prog_enterfunction(qc_program *prog, prog_section_function *func)
{
qc_exec_stack st;
- size_t p, parampos;
+ size_t parampos;
+ int32_t p;
/* back up locals */
st.localsp = vec_size(prog->localstack);
st.function = func;
if (prog->xflags & VMXF_TRACE) {
- vec_push(prog->function_stack, prog_getstring(prog, func->name));
+ const char *str = prog_getstring(prog, func->name);
+ vec_push(prog->function_stack, str);
}
#ifdef QCVM_BACKUP_STRATEGY_CALLER_VARS
#endif
if (prev) {
qcint *globals = prog->globals + prev->firstlocal;
- memcpy(globals, prog->localstack + oldsp, prev->locals);
+ memcpy(globals, prog->localstack + oldsp, prev->locals * sizeof(prog->localstack[0]));
/* vec_remove(prog->localstack, oldsp, vec_size(prog->localstack)-oldsp); */
vec_shrinkto(prog->localstack, oldsp);
}
#define QCVM_PROFILE 0
#define QCVM_TRACE 0
# include __FILE__
- break;
}
case (VMXF_TRACE):
{
#define QCVM_PROFILE 0
#define QCVM_TRACE 1
# include __FILE__
- break;
}
case (VMXF_PROFILE):
{
#define QCVM_PROFILE 1
#define QCVM_TRACE 0
# include __FILE__
- break;
}
case (VMXF_TRACE|VMXF_PROFILE):
{
#define QCVM_PROFILE 1
#define QCVM_TRACE 1
# include __FILE__
- break;
}
};
#if defined(QCVM_EXECUTOR)
#include <math.h>
+opts_cmd_t opts;
+
const char *type_name[TYPE_COUNT] = {
"void",
"string",
"variant"
};
-bool opts_debug = false;
-bool opts_memchk = false;
-
typedef struct {
int vtype;
const char *value;
const char *laststr = NULL;
for (i = 0; i < (size_t)prog->argc; ++i) {
qcany *str = (qcany*)(prog->globals + OFS_PARM0 + 3*i);
- printf("%s", (laststr = prog_getstring(prog, str->string)));
+ laststr = prog_getstring(prog, str->string);
+ printf("%s", laststr);
}
if (laststr && (prog->xflags & VMXF_TRACE)) {
size_t len = strlen(laststr);
return 0;
}
+static int qc_stof(qc_program *prog)
+{
+ qcany *str;
+ qcany num;
+ CheckArgs(1);
+ str = GetArg(0);
+ num._float = strtof(prog_getstring(prog, str->string), NULL);
+ Return(num);
+ return 0;
+}
+
static int qc_vtos(qc_program *prog)
{
char buffer[512];
return 0;
}
+static int qc_strcat(qc_program *prog)
+{
+ char *buffer;
+ size_t len1, len2;
+ char *cstr1, *cstr2;
+ qcany *str1, *str2;
+ qcany out;
+
+ CheckArgs(2);
+ str1 = GetArg(0);
+ str2 = GetArg(1);
+ cstr1 = prog_getstring(prog, str1->string);
+ cstr2 = prog_getstring(prog, str2->string);
+ len1 = strlen(cstr1);
+ len2 = strlen(cstr2);
+ buffer = (char*)mem_a(len1 + len2 + 1);
+ memcpy(buffer, cstr1, len1);
+ memcpy(buffer+len1, cstr2, len2+1);
+ out.string = prog_tempstring(prog, buffer);
+ mem_d(buffer);
+ Return(out);
+ return 0;
+}
+
+static int qc_strcmp(qc_program *prog)
+{
+ char *cstr1, *cstr2;
+ qcany *str1, *str2;
+ qcany out;
+
+ if (prog->argc != 2 && prog->argc != 3) {
+ printf("ERROR: invalid number of arguments for strcmp/strncmp: %i, expected 2 or 3\n",
+ prog->argc);
+ return -1;
+ }
+
+ str1 = GetArg(0);
+ str2 = GetArg(1);
+ cstr1 = prog_getstring(prog, str1->string);
+ cstr2 = prog_getstring(prog, str2->string);
+ if (prog->argc == 3)
+ out._float = strncmp(cstr1, cstr2, GetArg(2)->_float);
+ else
+ out._float = strcmp(cstr1, cstr2);
+ Return(out);
+ return 0;
+}
+
static prog_builtin qc_builtins[] = {
NULL,
- &qc_print, /* 1 */
- &qc_ftos, /* 2 */
- &qc_spawn, /* 3 */
- &qc_kill, /* 4 */
- &qc_vtos, /* 5 */
- &qc_error, /* 6 */
- &qc_vlen, /* 7 */
- &qc_etos /* 8 */
+ &qc_print, /* 1 */
+ &qc_ftos, /* 2 */
+ &qc_spawn, /* 3 */
+ &qc_kill, /* 4 */
+ &qc_vtos, /* 5 */
+ &qc_error, /* 6 */
+ &qc_vlen, /* 7 */
+ &qc_etos, /* 8 */
+ &qc_stof, /* 9 */
+ &qc_strcat, /* 10 */
+ &qc_strcmp /* 11 */
};
static size_t qc_builtins_count = sizeof(qc_builtins) / sizeof(qc_builtins[0]);
static const char *arg0 = NULL;
-void usage()
+static void version() {
+ printf("GMQCC-QCVM %d.%d.%d Built %s %s\n",
+ GMQCC_VERSION_MAJOR,
+ GMQCC_VERSION_MINOR,
+ GMQCC_VERSION_PATCH,
+ __DATE__,
+ __TIME__
+ );
+}
+
+static void usage()
{
- printf("usage: [-debug] %s file\n", arg0);
- exit(1);
+ printf("usage: %s [options] [parameters] file\n", arg0);
+ printf("options:\n");
+ printf(" -h, --help print this message\n"
+ " -trace trace the execution\n"
+ " -profile perform profiling during execution\n"
+ " -info print information from the prog's header\n"
+ " -disasm disassemble and exit\n"
+ " -disasm-func func disassemble and exit\n"
+ " -printdefs list the defs section\n"
+ " -printfields list the field section\n"
+ " -printfuns list functions information\n"
+ " -v be verbose\n"
+ " -vv be even more verbose\n");
+ printf("parameters:\n");
+ printf(" -vector <V> pass a vector parameter to main()\n"
+ " -float <f> pass a float parameter to main()\n"
+ " -string <s> pass a string parameter to main() \n");
}
static void prog_main_setparams(qc_program *prog)
arg->vector[2] = 0;
switch (main_params[i].vtype) {
case TYPE_VECTOR:
-#ifdef WIN32
+#ifdef _MSC_VER
(void)sscanf_s(main_params[i].value, " %f %f %f ",
&arg->vector[0],
&arg->vector[1],
size_t xflags = VMXF_DEFAULT;
bool opts_printfields = false;
bool opts_printdefs = false;
+ bool opts_printfuns = false;
bool opts_disasm = false;
- bool opts_info = false;
+ bool opts_info = false;
+ bool noexec = false;
+ const char *progsfile = NULL;
+ const char **dis_list = NULL;
+ int opts_v = 0;
arg0 = argv[0];
- if (argc < 2)
+ if (argc < 2) {
usage();
+ exit(1);
+ }
- while (argc > 2) {
- if (!strcmp(argv[1], "-trace")) {
+ while (argc > 1) {
+ if (!strcmp(argv[1], "-h") ||
+ !strcmp(argv[1], "-help") ||
+ !strcmp(argv[1], "--help"))
+ {
+ usage();
+ exit(0);
+ }
+ else if (!strcmp(argv[1], "-v")) {
+ ++opts_v;
+ --argc;
+ ++argv;
+ }
+ else if (!strncmp(argv[1], "-vv", 3)) {
+ const char *av = argv[1]+1;
+ for (; *av; ++av) {
+ if (*av == 'v')
+ ++opts_v;
+ else {
+ usage();
+ exit(1);
+ }
+ }
+ --argc;
+ ++argv;
+ }
+ else if (!strcmp(argv[1], "-version") ||
+ !strcmp(argv[1], "--version"))
+ {
+ version();
+ exit(0);
+ }
+ else if (!strcmp(argv[1], "-trace")) {
--argc;
++argv;
xflags |= VMXF_TRACE;
--argc;
++argv;
opts_info = true;
+ noexec = true;
}
else if (!strcmp(argv[1], "-disasm")) {
--argc;
++argv;
opts_disasm = true;
+ noexec = true;
+ }
+ else if (!strcmp(argv[1], "-disasm-func")) {
+ --argc;
+ ++argv;
+ if (argc <= 1) {
+ usage();
+ exit(1);
+ }
+ vec_push(dis_list, argv[1]);
+ --argc;
+ ++argv;
+ noexec = true;
}
else if (!strcmp(argv[1], "-printdefs")) {
--argc;
++argv;
opts_printdefs = true;
+ noexec = true;
+ }
+ else if (!strcmp(argv[1], "-printfuns")) {
+ --argc;
+ ++argv;
+ opts_printfuns = true;
+ noexec = true;
}
else if (!strcmp(argv[1], "-printfields")) {
--argc;
++argv;
opts_printfields = true;
+ noexec = true;
}
else if (!strcmp(argv[1], "-vector") ||
!strcmp(argv[1], "-string") ||
--argc;
++argv;
- if (argc < 3)
+ if (argc < 2) {
usage();
+ exit(1);
+ }
p.value = argv[1];
vec_push(main_params, p);
--argc;
++argv;
}
+ else if (!strcmp(argv[1], "--")) {
+ --argc;
+ ++argv;
+ break;
+ }
+ else if (argv[1][0] != '-') {
+ if (progsfile) {
+ printf("only 1 program file may be specified\n");
+ usage();
+ exit(1);
+ }
+ progsfile = argv[1];
+ --argc;
+ ++argv;
+ }
else
+ {
+ printf("unknown parameter: %s\n", argv[1]);
usage();
+ exit(1);
+ }
+ }
+
+ if (argc == 2 && !progsfile) {
+ progsfile = argv[1];
+ --argc;
+ ++argv;
}
+ if (!progsfile) {
+ printf("must specify a program to execute\n");
+ usage();
+ exit(1);
+ }
- prog = prog_load(argv[1]);
+ prog = prog_load(progsfile);
if (!prog) {
- printf("failed to load program '%s'\n", argv[1]);
+ printf("failed to load program '%s'\n", progsfile);
exit(1);
}
prog->builtins_count = qc_builtins_count;
if (opts_info) {
- printf("Program's system-checksum = 0x%04x\n", (int)prog->crc16);
- printf("Entity field space: %i\n", (int)prog->entityfields);
+ printf("Program's system-checksum = 0x%04x\n", (unsigned int)prog->crc16);
+ printf("Entity field space: %u\n", (unsigned int)prog->entityfields);
+ printf("Globals: %u\n", (unsigned int)vec_size(prog->globals));
+ printf("Counts:\n"
+ " code: %lu\n"
+ " defs: %lu\n"
+ " fields: %lu\n"
+ " functions: %lu\n"
+ " strings: %lu\n",
+ (unsigned long)vec_size(prog->code),
+ (unsigned long)vec_size(prog->defs),
+ (unsigned long)vec_size(prog->fields),
+ (unsigned long)vec_size(prog->functions),
+ (unsigned long)vec_size(prog->strings));
}
- for (i = 1; i < vec_size(prog->functions); ++i) {
- const char *name = prog_getstring(prog, prog->functions[i].name);
- /* printf("Found function: %s\n", name); */
- if (!strcmp(name, "main"))
- fnmain = (qcint)i;
- }
if (opts_info) {
prog_delete(prog);
return 0;
}
+ for (i = 0; i < vec_size(dis_list); ++i) {
+ size_t k;
+ printf("Looking for `%s`\n", dis_list[i]);
+ for (k = 1; k < vec_size(prog->functions); ++k) {
+ const char *name = prog_getstring(prog, prog->functions[k].name);
+ if (!strcmp(name, dis_list[i])) {
+ prog_disasm_function(prog, k);
+ break;
+ }
+ }
+ }
if (opts_disasm) {
for (i = 1; i < vec_size(prog->functions); ++i)
prog_disasm_function(prog, i);
}
if (opts_printdefs) {
for (i = 0; i < vec_size(prog->defs); ++i) {
- printf("Global: %8s %-16s at %u\n",
+ printf("Global: %8s %-16s at %u%s\n",
type_name[prog->defs[i].type & DEF_TYPEMASK],
prog_getstring(prog, prog->defs[i].name),
- (unsigned int)prog->defs[i].offset);
+ (unsigned int)prog->defs[i].offset,
+ ((prog->defs[i].type & DEF_SAVEGLOBAL) ? " [SAVE]" : ""));
}
}
- else if (opts_printfields) {
+ if (opts_printfields) {
for (i = 0; i < vec_size(prog->fields); ++i) {
- printf("Field: %8s %-16s at %u\n",
+ printf("Field: %8s %-16s at %u%s\n",
type_name[prog->fields[i].type],
prog_getstring(prog, prog->fields[i].name),
- (unsigned int)prog->fields[i].offset);
+ (unsigned int)prog->fields[i].offset,
+ ((prog->fields[i].type & DEF_SAVEGLOBAL) ? " [SAVE]" : ""));
}
}
- else
- {
+ if (opts_printfuns) {
+ for (i = 0; i < vec_size(prog->functions); ++i) {
+ int32_t a;
+ printf("Function: %-16s taking %i parameters:(",
+ prog_getstring(prog, prog->functions[i].name),
+ (unsigned int)prog->functions[i].nargs);
+ for (a = 0; a < prog->functions[i].nargs; ++a) {
+ printf(" %i", prog->functions[i].argsize[a]);
+ }
+ if (opts_v > 1) {
+ int32_t start = prog->functions[i].entry;
+ if (start < 0)
+ printf(") builtin %i\n", (int)-start);
+ else {
+ size_t funsize = 0;
+ prog_section_statement *st = prog->code + start;
+ for (;st->opcode != INSTR_DONE; ++st)
+ ++funsize;
+ printf(") - %lu instructions", (unsigned long)funsize);
+ if (opts_v > 2) {
+ printf(" - locals: %i + %i\n",
+ prog->functions[i].firstlocal,
+ prog->functions[i].locals);
+ }
+ else
+ printf("\n");
+ }
+ }
+ else if (opts_v) {
+ printf(") locals: %i + %i\n",
+ prog->functions[i].firstlocal,
+ prog->functions[i].locals);
+ }
+ else
+ printf(")\n");
+ }
+ }
+ if (!noexec) {
+ for (i = 1; i < vec_size(prog->functions); ++i) {
+ const char *name = prog_getstring(prog, prog->functions[i].name);
+ if (!strcmp(name, "main"))
+ fnmain = (qcint)i;
+ }
if (fnmain > 0)
{
prog_main_setparams(prog);
printf("FUNCTION \"%s\"\n", prog_getstring(prog, fdef->name));
st = prog->code + fdef->entry;
- while (st->opcode != AINSTR_END) {
+ while (st->opcode != INSTR_DONE) {
prog_print_statement(prog, st);
++st;
}
projects / xonotic / gmqcc.git / blobdiff