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new segment allocation; good results with Qas service

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daan 2019-08-15 23:19:52 -07:00
parent f2ba95bc64
commit a0b4ac2f66
4 changed files with 40 additions and 34 deletions
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8
include/mimalloc-types.h
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@ -78,7 +78,7 @@ terms of the MIT license. A copy of the license can be found in the file
#define MI_SEGMENT_SHIFT (10 + MI_SEGMENT_SLICE_SHIFT) // 64mb
#define MI_SMALL_PAGE_SHIFT (MI_SEGMENT_SLICE_SHIFT) // 64kb
#define MI_MEDIUM_PAGE_SHIFT ( 3 + MI_SEGMENT_SLICE_SHIFT) // 512kb
#define MI_MEDIUM_PAGE_SHIFT ( 3 + MI_SEGMENT_SLICE_SHIFT) // 1024kb
// Derived constants
@ -90,7 +90,7 @@ terms of the MIT license. A copy of the license can be found in the file
#define MI_SMALL_PAGE_SIZE (1<<MI_SMALL_PAGE_SHIFT)
#define MI_MEDIUM_PAGE_SIZE (1<<MI_MEDIUM_PAGE_SHIFT)
#define MI_MEDIUM_SIZE_MAX (MI_MEDIUM_PAGE_SIZE/8) // 64kb on 64-bit
#define MI_MEDIUM_SIZE_MAX (MI_MEDIUM_PAGE_SIZE/4) // 128kb on 64-bit
#define MI_MEDIUM_WSIZE_MAX (MI_MEDIUM_SIZE_MAX/MI_INTPTR_SIZE) // 64kb on 64-bit
#define MI_LARGE_SIZE_MAX (MI_SEGMENT_SIZE/4) // 16mb on 64-bit
@ -155,8 +155,8 @@ typedef uintptr_t mi_thread_free_t;
// - using `uint16_t` does not seem to slow things down
typedef struct mi_page_s {
// "owned" by the segment
size_t slice_count; // slices in this page (0 if not a page)
uint16_t slice_offset; // distance from the actual page data slice (0 if a page)
uint32_t slice_count; // slices in this page (0 if not a page)
uint32_t slice_offset; // distance from the actual page data slice (0 if a page)
bool is_reset; // `true` if the page memory was reset
bool is_committed; // `true` if the page virtual memory is committed