3 void default_parameters(F_PARAMETERS *p)
7 /* We make a wild guess here that if we're running on ARM, we don't
8 have a lot of memory. */
10 p->ds_size = 8 * CELLS;
11 p->rs_size = 8 * CELLS;
19 p->ds_size = 32 * CELLS;
20 p->rs_size = 32 * CELLS;
23 p->code_size = 8 * CELLS;
24 p->young_size = CELLS / 4;
25 p->aging_size = CELLS / 2;
26 p->tenured_size = 4 * CELLS;
40 p->stack_traces = true;
43 INLINE bool factor_arg(const F_CHAR* str, const F_CHAR* arg, CELL* value)
46 if(SSCANF(str,arg,&val) > 0)
55 void init_parameters_from_args(F_PARAMETERS *p, int argc, F_CHAR **argv)
57 default_parameters(p);
58 p->executable_path = argv[0];
62 for(i = 1; i < argc; i++)
64 if(factor_arg(argv[i],STRING_LITERAL("-datastack=%d"),&p->ds_size));
65 else if(factor_arg(argv[i],STRING_LITERAL("-retainstack=%d"),&p->rs_size));
66 else if(factor_arg(argv[i],STRING_LITERAL("-generations=%d"),&p->gen_count));
67 else if(factor_arg(argv[i],STRING_LITERAL("-young=%d"),&p->young_size));
68 else if(factor_arg(argv[i],STRING_LITERAL("-aging=%d"),&p->aging_size));
69 else if(factor_arg(argv[i],STRING_LITERAL("-tenured=%d"),&p->tenured_size));
70 else if(factor_arg(argv[i],STRING_LITERAL("-codeheap=%d"),&p->code_size));
71 else if(factor_arg(argv[i],STRING_LITERAL("-pic=%d"),&p->max_pic_size));
72 else if(STRCMP(argv[i],STRING_LITERAL("-securegc")) == 0) p->secure_gc = true;
73 else if(STRCMP(argv[i],STRING_LITERAL("-fep")) == 0) p->fep = true;
74 else if(STRNCMP(argv[i],STRING_LITERAL("-i="),3) == 0) p->image_path = argv[i] + 3;
75 else if(STRCMP(argv[i],STRING_LITERAL("-console")) == 0) p->console = true;
76 else if(STRCMP(argv[i],STRING_LITERAL("-no-stack-traces")) == 0) p->stack_traces = false;
80 /* Do some initialization that we do once only */
81 void do_stage1_init(void)
83 print_string("*** Stage 2 early init... ");
87 userenv[STAGE2_ENV] = T;
89 print_string("done\n");
93 void init_factor(F_PARAMETERS *p)
96 p->ds_size = align_page(p->ds_size << 10);
97 p->rs_size = align_page(p->rs_size << 10);
100 p->young_size <<= 20;
101 p->aging_size <<= 20;
102 p->tenured_size <<= 20;
105 /* Disable GC during init as a sanity check */
108 /* OS-specific initialization */
111 const F_CHAR *executable_path = vm_executable_path();
114 p->executable_path = executable_path;
116 if(p->image_path == NULL)
117 p->image_path = default_image_path();
119 srand(current_micros());
121 init_stacks(p->ds_size,p->rs_size);
124 init_inline_caching(p->max_pic_size);
135 userenv[CPU_ENV] = allot_alien(F,(CELL)FACTOR_CPU_STRING);
136 userenv[OS_ENV] = allot_alien(F,(CELL)FACTOR_OS_STRING);
137 userenv[CELL_SIZE_ENV] = tag_fixnum(sizeof(CELL));
138 userenv[EXECUTABLE_ENV] = allot_alien(F,(CELL)p->executable_path);
139 userenv[ARGS_ENV] = F;
140 userenv[EMBEDDED_ENV] = F;
145 if(userenv[STAGE2_ENV] == F)
147 userenv[STACK_TRACES_ENV] = tag_boolean(p->stack_traces);
152 /* May allocate memory */
153 void pass_args_to_factor(int argc, F_CHAR **argv)
158 for(i = 1; i < argc; i++)
159 args.add(allot_alien(F,(CELL)argv[i]));
162 userenv[ARGS_ENV] = args.array.value();
165 void start_factor(F_PARAMETERS *p)
167 if(p->fep) factorbug();
170 c_to_factor_toplevel(userenv[BOOT_ENV]);
174 void start_embedded_factor(F_PARAMETERS *p)
176 userenv[EMBEDDED_ENV] = T;
180 void start_standalone_factor(int argc, F_CHAR **argv)
183 default_parameters(&p);
184 init_parameters_from_args(&p,argc,argv);
186 pass_args_to_factor(argc,argv);
190 char *factor_eval_string(char *string)
192 char *(*callback)(char *) = (char *(*)(char *))alien_offset(userenv[EVAL_CALLBACK_ENV]);
193 return callback(string);
196 void factor_eval_free(char *result)
201 void factor_yield(void)
203 void (*callback)(void) = (void (*)(void))alien_offset(userenv[YIELD_CALLBACK_ENV]);
207 void factor_sleep(long us)
209 void (*callback)(long) = (void (*)(long))alien_offset(userenv[SLEEP_CALLBACK_ENV]);