[PATCH 08/13 v2] msvcp90: Add implementation of _Concurrent_vector_Internal_grow_by.
Hua Meng
161220092 at smail.nju.edu.cn
Tue Jul 31 10:17:35 CDT 2018
Signed-off-by: Hua meng <161220092 at smail.nju.edu.cn>
---
dlls/msvcp90/misc.c | 26 ++++++++++++++++++++++++--
1 file changed, 24 insertions(+), 2 deletions(-)
diff --git a/dlls/msvcp90/misc.c b/dlls/msvcp90/misc.c
index f396d69c69..5142563f90 100644
--- a/dlls/msvcp90/misc.c
+++ b/dlls/msvcp90/misc.c
@@ -2100,8 +2100,30 @@ MSVCP_size_t __thiscall _Concurrent_vector_base_v4__Internal_grow_by(
_Concurrent_vector_base_v4 *this, MSVCP_size_t count, MSVCP_size_t element_size,
void (__cdecl *copy)(void*, const void*, MSVCP_size_t), const void *v)
{
- FIXME("(%p %ld %ld %p %p) stub\n", this, count, element_size, copy, v);
- return 0;
+ MSVCP_size_t size, seg_no, last_seg_no, remain_size;
+
+ TRACE("(%p %ld %ld %p %p)\n", this, count, element_size, copy, v);
+
+ if(count == 0) return this->early_size;
+ do {
+ size = this->early_size;
+ _Concurrent_vector_base_v4__Internal_reserve(this, size + count, element_size,
+ MSVCP_SIZE_T_MAX / element_size);
+ } while(InterlockedCompareExchangeSizeT(&this->early_size, size + count, size) != size);
+
+ seg_no = size ? _vector_base_v4__Segment_index_of(size - 1) : 0;
+ last_seg_no = _vector_base_v4__Segment_index_of(size + count - 1);
+ remain_size = min(size + count, 1 << (seg_no + 1)) - size;
+ if(remain_size > 0)
+ copy(((BYTE**)this->segment[seg_no] + element_size * (size - ((1 << seg_no) & ~1))), v,
+ remain_size);
+ if(seg_no != last_seg_no)
+ {
+ for(seg_no++; seg_no < last_seg_no; seg_no++)
+ copy(this->segment[seg_no], v, 1 << seg_no);
+ copy(this->segment[last_seg_no], v, size + count - (1 << last_seg_no));
+ }
+ return size;
}
/* ?_Internal_grow_to_at_least_with_result at _Concurrent_vector_base_v4@details at Concurrency@@IAEIIIP6AXPAXPBXI at Z1@Z */
--
2.11.0
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