namespace factor {
-void init_globals() { init_mvm(); }
-
-void factor_vm::default_parameters(vm_parameters* p) {
- p->embedded_image = false;
- p->image_path = NULL;
-
- p->datastack_size = 32 * sizeof(cell);
- p->retainstack_size = 32 * sizeof(cell);
-
-#if defined(FACTOR_PPC)
- p->callstack_size = 256 * sizeof(cell);
-#else
- p->callstack_size = 128 * sizeof(cell);
-#endif
-
- p->code_size = 64;
- p->young_size = sizeof(cell) / 4;
- p->aging_size = sizeof(cell) / 2;
- p->tenured_size = 24 * sizeof(cell);
-
- p->max_pic_size = 3;
-
- p->fep = false;
- p->signals = true;
-
-#ifdef WINDOWS
- p->console = GetConsoleWindow() != NULL;
-#else
- p->console = true;
-#endif
-
- p->callback_size = 256;
-}
-
-bool factor_vm::factor_arg(const vm_char* str, const vm_char* arg,
- cell* value) {
- int val;
- if (SSCANF(str, arg, &val) > 0) {
- *value = val;
- return true;
- }
- return false;
-}
-
-void factor_vm::init_parameters_from_args(vm_parameters* p, int argc,
- vm_char** argv) {
- default_parameters(p);
- p->executable_path = argv[0];
-
- int i = 0;
-
- for (i = 1; i < argc; i++) {
- vm_char* arg = argv[i];
- if (STRCMP(arg, STRING_LITERAL("--")) == 0)
- break;
- else if (factor_arg(arg, STRING_LITERAL("-datastack=%d"),
- &p->datastack_size))
- ;
- else if (factor_arg(arg, STRING_LITERAL("-retainstack=%d"),
- &p->retainstack_size))
- ;
- else if (factor_arg(arg, STRING_LITERAL("-callstack=%d"),
- &p->callstack_size))
- ;
- else if (factor_arg(arg, STRING_LITERAL("-young=%d"), &p->young_size))
- ;
- else if (factor_arg(arg, STRING_LITERAL("-aging=%d"), &p->aging_size))
- ;
- else if (factor_arg(arg, STRING_LITERAL("-tenured=%d"), &p->tenured_size))
- ;
- else if (factor_arg(arg, STRING_LITERAL("-codeheap=%d"), &p->code_size))
- ;
- else if (factor_arg(arg, STRING_LITERAL("-pic=%d"), &p->max_pic_size))
- ;
- else if (factor_arg(arg, STRING_LITERAL("-callbacks=%d"),
- &p->callback_size))
- ;
- else if (STRNCMP(arg, STRING_LITERAL("-i="), 3) == 0)
- p->image_path = arg + 3;
- else if (STRCMP(arg, STRING_LITERAL("-fep")) == 0)
- p->fep = true;
- else if (STRCMP(arg, STRING_LITERAL("-nosignals")) == 0)
- p->signals = false;
- else if (STRCMP(arg, STRING_LITERAL("-console")) == 0)
- p->console = true;
- }
-}
-
-/* Compile code in boot image so that we can execute the startup quotation */
-/* Allocates memory */
+// Compile code in boot image so that we can execute the startup quotation
+// Allocates memory
void factor_vm::prepare_boot_image() {
std::cout << "*** Stage 2 early init... " << std::flush;
}
void factor_vm::init_factor(vm_parameters* p) {
- /* Kilobytes */
+ // Kilobytes
p->datastack_size = align_page(p->datastack_size << 10);
p->retainstack_size = align_page(p->retainstack_size << 10);
p->callstack_size = align_page(p->callstack_size << 10);
p->callback_size = align_page(p->callback_size << 10);
- /* Megabytes */
+ // Megabytes
p->young_size <<= 20;
p->aging_size <<= 20;
p->tenured_size <<= 20;
p->code_size <<= 20;
- /* Disable GC during init as a sanity check */
+ // Disable GC during init as a sanity check
gc_off = true;
- /* OS-specific initialization */
+ // OS-specific initialization
early_init();
- const vm_char* executable_path = vm_executable_path();
-
- if (executable_path)
- p->executable_path = executable_path;
+ p->executable_path = vm_executable_path();
if (p->image_path == NULL) {
if (embedded_image_p()) {
p->embedded_image = true;
- p->image_path = p->executable_path;
+ p->image_path = safe_strdup(p->executable_path);
} else
p->image_path = default_image_path();
}
srand((unsigned int)nano_count());
init_ffi();
- init_contexts(p->datastack_size, p->retainstack_size, p->callstack_size);
+
+ datastack_size = p->datastack_size;
+ retainstack_size = p->retainstack_size;
+ callstack_size = p->callstack_size;
+
+ ctx = NULL;
+ spare_ctx = new_context();
+
callbacks = new callback_heap(p->callback_size, this);
load_image(p);
- init_c_io();
- init_inline_caching((int)p->max_pic_size);
+ max_pic_size = (int)p->max_pic_size;
special_objects[OBJ_CELL_SIZE] = tag_fixnum(sizeof(cell));
special_objects[OBJ_ARGS] = false_object;
special_objects[OBJ_EMBEDDED] = false_object;
cell aliens[][2] = {
+ {OBJ_STDIN, (cell)stdin},
+ {OBJ_STDOUT, (cell)stdout},
+ {OBJ_STDERR, (cell)stderr},
{OBJ_CPU, (cell)FACTOR_CPU_STRING},
- {OBJ_EXECUTABLE, (cell)p->executable_path},
+ {OBJ_EXECUTABLE, (cell)safe_strdup(p->executable_path)},
+ {OBJ_IMAGE, (cell)safe_strdup(p->image_path)},
{OBJ_OS, (cell)FACTOR_OS_STRING},
{OBJ_VM_COMPILE_TIME, (cell)FACTOR_COMPILE_TIME},
{OBJ_VM_COMPILER, (cell)FACTOR_COMPILER_VERSION},
special_objects[idx] = allot_alien(false_object, aliens[n][1]);
}
- /* We can GC now */
+ // We can GC now
gc_off = false;
if (!to_boolean(special_objects[OBJ_STAGE2]))
}
-/* Allocates memory */
+// Allocates memory
void factor_vm::pass_args_to_factor(int argc, vm_char** argv) {
growable_array args(this);
void factor_vm::start_standalone_factor(int argc, vm_char** argv) {
vm_parameters p;
- init_parameters_from_args(&p, argc, argv);
+ p.init_from_args(argc, argv);
init_factor(&p);
pass_args_to_factor(argc, argv);
VM_C_API void start_standalone_factor(int argc, vm_char** argv) {
factor_vm* newvm = new_factor_vm();
- return newvm->start_standalone_factor(argc, argv);
+ newvm->start_standalone_factor(argc, argv);
+ delete newvm;
}
}
projects / factor.git / blobdiff