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support theap for T_STRUCT.

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* struct.c: members memory can use theap.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@65452 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
ko1 2018-10-30 22:03:42 +00:00
parent 873d57347f
commit 198ff42258
6 changed files with 84 additions and 26 deletions
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42
struct.c
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@ -12,6 +12,7 @@
#include "internal.h"
#include "vm_core.h"
#include "id.h"
#include "transient_heap.h"
/* only for struct[:field] access */
enum {
@ -654,6 +655,41 @@ rb_struct_initialize(VALUE self, VALUE values)
return rb_struct_initialize_m(RARRAY_LENINT(values), RARRAY_CONST_PTR(values), self);
}
static VALUE *
struct_heap_alloc(VALUE st, size_t len)
{
VALUE *ptr = rb_transient_heap_alloc((VALUE)st, sizeof(VALUE) * len);
if (ptr) {
FL_SET_RAW(st, RSTRUCT_TRANSIENT_FLAG);
return ptr;
}
else {
FL_UNSET_RAW(st, RSTRUCT_TRANSIENT_FLAG);
return ALLOC_N(VALUE, len);
}
}
void
rb_struct_transient_heap_evacuate(VALUE obj, int promote)
{
if (RSTRUCT_TRANSIENT_P(obj)) {
const VALUE *old_ptr = rb_struct_const_heap_ptr(obj);
VALUE *new_ptr;
long len = RSTRUCT_LEN(obj);
if (promote) {
new_ptr = ALLOC_N(VALUE, len);
FL_UNSET_RAW(obj, RSTRUCT_TRANSIENT_FLAG);
}
else {
new_ptr = struct_heap_alloc(obj, len);
}
MEMCPY(new_ptr, old_ptr, VALUE, len);
RSTRUCT(obj)->as.heap.ptr = new_ptr;
}
}
static VALUE
struct_alloc(VALUE klass)
{
@ -668,9 +704,9 @@ struct_alloc(VALUE klass)
rb_mem_clear((VALUE *)st->as.ary, n);
}
else {
st->as.heap.ptr = ALLOC_N(VALUE, n);
rb_mem_clear((VALUE *)st->as.heap.ptr, n);
st->as.heap.len = n;
st->as.heap.ptr = struct_heap_alloc((VALUE)st, n);
rb_mem_clear((VALUE *)st->as.heap.ptr, n);
st->as.heap.len = n;
}
return (VALUE)st;