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Let struct dump_config in objspace fit in a single cache line

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Let dump_config boolean members roots and full_heap be bit flags
instead

Closes: https://github.com/ruby/ruby/pull/2274
This commit is contained in:
Lourens Naudé 2019-07-03 00:29:33 +01:00 • committed by Nobuyoshi Nakada
parent e9907122ed
commit 612cad5d20
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1 changed files with 3 additions and 3 deletions
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6
ext/objspace/objspace_dump.c
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@ -27,12 +27,12 @@ struct dump_config {
VALUE type; VALUE type;
FILE *stream; FILE *stream;
VALUE string; VALUE string;
int roots;
const char *root_category; const char *root_category;
VALUE cur_obj; VALUE cur_obj;
VALUE cur_obj_klass; VALUE cur_obj_klass;
size_t cur_obj_references; size_t cur_obj_references;
int full_heap; unsigned int roots: 1;
unsigned int full_heap: 1;
}; };
PRINTF_ARGS(static void dump_append(struct dump_config *, const char *, ...), 2, 3); PRINTF_ARGS(static void dump_append(struct dump_config *, const char *, ...), 2, 3);
@ -368,7 +368,7 @@ root_obj_i(const char *category, VALUE obj, void *data)
dump_append(dc, ", \"%#"PRIxVALUE"\"", obj); dump_append(dc, ", \"%#"PRIxVALUE"\"", obj);
dc->root_category = category; dc->root_category = category;
dc->roots++; dc->roots = 1;
} }
static VALUE static VALUE