diff options
Diffstat (limited to 'asmrun/startup.c')
| -rw-r--r-- | asmrun/startup.c | 30 |
1 files changed, 20 insertions, 10 deletions
diff --git a/asmrun/startup.c b/asmrun/startup.c index f1dbc709a..c78fff4dc 100644 --- a/asmrun/startup.c +++ b/asmrun/startup.c @@ -27,23 +27,33 @@ header_t atom_table[256]; char * static_data_start, * static_data_end; +char * code_area_start, * code_area_end; -/* Initialize the atom table */ +/* Initialize the atom table and the static data and code area limits. */ +struct segment { char * begin; char * end; }; + +static void minmax_table(table, min, max) + struct segment table[]; + char ** min, ** max; +{ + int i; + *min = table[0].begin; + *max = table[0].end; + for (i = 1; table[i].begin != 0; i++) { + if (table[i].begin < *min) *min = table[i].begin; + if (table[i].end > *max) *max = table[i].end; + } +} + static void init_atoms() { int i; - extern struct { char * begin; char * end; } caml_data_segments[]; + extern struct segment caml_data_segments[], caml_code_segments[]; for (i = 0; i < 256; i++) atom_table[i] = Make_header(0, i, White); - static_data_start = caml_data_segments[0].begin; - static_data_end = caml_data_segments[0].end; - for (i = 1; caml_data_segments[i].begin != 0; i++) { - if (caml_data_segments[i].begin < static_data_start) - static_data_start = caml_data_segments[i].begin; - if (caml_data_segments[i].end > static_data_end) - static_data_end = caml_data_segments[i].end; - } + minmax_table(caml_data_segments, &static_data_start, &static_data_end); + minmax_table(caml_code_segments, &code_area_start, &code_area_end); } /* Configuration parameters and flags */ |