mirror of https://github.com/microsoft/mimalloc
Merge branch 'dev' into xmalloc
This commit is contained in:
commit
07e80aebb7
|
@ -16,6 +16,7 @@ option(MI_BUILD_TESTS "Build test executables" ON)
|
|||
option(MI_CHECK_FULL "Use full internal invariant checking in DEBUG mode (deprecated, use MI_DEBUG_FULL instead)" OFF)
|
||||
option(MI_PADDING "Enable padding to detect heap block overflow (only in debug mode)" ON)
|
||||
option(MI_XMALLOC "Enable abort() call on memory allocation failure by default" OFF)
|
||||
option(MI_SHOW_ERRORS "Show error and warning messages by default" OFF)
|
||||
|
||||
include("cmake/mimalloc-config-version.cmake")
|
||||
|
||||
|
@ -68,6 +69,7 @@ if(MI_OVERRIDE MATCHES "ON")
|
|||
# use zone's on macOS
|
||||
message(STATUS " Use malloc zone to override malloc (MI_OSX_ZONE=ON)")
|
||||
list(APPEND mi_sources src/alloc-override-osx.c)
|
||||
list(APPEND mi_defines MI_OSX_ZONE=1)
|
||||
if(NOT MI_INTERPOSE MATCHES "ON")
|
||||
message(STATUS " (enabling INTERPOSE as well since zone's require this)")
|
||||
set(MI_INTERPOSE "ON")
|
||||
|
@ -111,6 +113,13 @@ if(MI_XMALLOC MATCHES "ON")
|
|||
list(APPEND mi_defines MI_XMALLOC=1)
|
||||
endif()
|
||||
|
||||
if(MI_SHOW_ERRORS MATCHES "ON")
|
||||
message(STATUS "Enable printing of error and warning messages by default (MI_SHOW_ERRORS=ON)")
|
||||
list(APPEND mi_defines MI_SHOW_ERRORS=1)
|
||||
else()
|
||||
list(APPEND mi_defines MI_SHOW_ERRORS=0)
|
||||
endif()
|
||||
|
||||
if(MI_USE_CXX MATCHES "ON")
|
||||
message(STATUS "Use the C++ compiler to compile (MI_USE_CXX=ON)")
|
||||
set_source_files_properties(${mi_sources} PROPERTIES LANGUAGE CXX )
|
||||
|
|
|
@ -40,8 +40,8 @@ jobs:
|
|||
cd $(BuildType)
|
||||
ctest
|
||||
displayName: CTest
|
||||
- upload: $(Build.SourcesDirectory)/$(BuildType)
|
||||
artifact: mimalloc-windows-$(BuildType)
|
||||
# - upload: $(Build.SourcesDirectory)/$(BuildType)
|
||||
# artifact: mimalloc-windows-$(BuildType)
|
||||
|
||||
- job:
|
||||
displayName: Linux
|
||||
|
@ -99,8 +99,8 @@ jobs:
|
|||
displayName: Make
|
||||
- script: make test -C $(BuildType)
|
||||
displayName: CTest
|
||||
- upload: $(Build.SourcesDirectory)/$(BuildType)
|
||||
artifact: mimalloc-ubuntu-$(BuildType)
|
||||
# - upload: $(Build.SourcesDirectory)/$(BuildType)
|
||||
# artifact: mimalloc-ubuntu-$(BuildType)
|
||||
|
||||
- job:
|
||||
displayName: macOS
|
||||
|
@ -127,5 +127,5 @@ jobs:
|
|||
displayName: Make
|
||||
- script: make test -C $(BuildType)
|
||||
displayName: CTest
|
||||
- upload: $(Build.SourcesDirectory)/$(BuildType)
|
||||
artifact: mimalloc-macos-$(BuildType)
|
||||
# - upload: $(Build.SourcesDirectory)/$(BuildType)
|
||||
# artifact: mimalloc-macos-$(BuildType)
|
||||
|
|
|
@ -41,8 +41,11 @@ extern malloc_zone_t* malloc_default_purgeable_zone(void) __attribute__((weak_im
|
|||
------------------------------------------------------ */
|
||||
|
||||
static size_t zone_size(malloc_zone_t* zone, const void* p) {
|
||||
UNUSED(zone); UNUSED(p);
|
||||
return 0; // as we cannot guarantee that `p` comes from us, just return 0
|
||||
UNUSED(zone);
|
||||
if (!mi_is_in_heap_region(p))
|
||||
return 0; // not our pointer, bail out
|
||||
|
||||
return mi_usable_size(p);
|
||||
}
|
||||
|
||||
static void* zone_malloc(malloc_zone_t* zone, size_t size) {
|
||||
|
|
|
@ -165,7 +165,7 @@ extern "C" {
|
|||
|
||||
void cfree(void* p) MI_FORWARD0(mi_free, p);
|
||||
void* reallocf(void* p, size_t newsize) MI_FORWARD2(mi_reallocf,p,newsize);
|
||||
size_t malloc_size(void* p) MI_FORWARD1(mi_usable_size,p);
|
||||
size_t malloc_size(const void* p) MI_FORWARD1(mi_usable_size,p);
|
||||
#if !defined(__ANDROID__)
|
||||
size_t malloc_usable_size(void *p) MI_FORWARD1(mi_usable_size,p);
|
||||
#else
|
||||
|
|
|
@ -36,6 +36,7 @@ of 256MiB in practice.
|
|||
|
||||
// os.c
|
||||
void* _mi_os_alloc_aligned(size_t size, size_t alignment, bool commit, bool* large, mi_os_tld_t* tld);
|
||||
void _mi_os_free_ex(void* p, size_t size, bool was_committed, mi_stats_t* stats);
|
||||
void _mi_os_free(void* p, size_t size, mi_stats_t* stats);
|
||||
|
||||
void* _mi_os_alloc_huge_os_pages(size_t pages, int numa_node, mi_msecs_t max_secs, size_t* pages_reserved, size_t* psize);
|
||||
|
@ -213,13 +214,13 @@ void* _mi_arena_alloc(size_t size, bool* commit, bool* large, bool* is_zero, siz
|
|||
Arena free
|
||||
----------------------------------------------------------- */
|
||||
|
||||
void _mi_arena_free(void* p, size_t size, size_t memid, mi_stats_t* stats) {
|
||||
void _mi_arena_free(void* p, size_t size, size_t memid, bool all_committed, mi_stats_t* stats) {
|
||||
mi_assert_internal(size > 0 && stats != NULL);
|
||||
if (p==NULL) return;
|
||||
if (size==0) return;
|
||||
if (memid == MI_MEMID_OS) {
|
||||
// was a direct OS allocation, pass through
|
||||
_mi_os_free(p, size, stats);
|
||||
_mi_os_free_ex(p, size, all_committed, stats);
|
||||
}
|
||||
else {
|
||||
// allocated in an arena
|
||||
|
|
|
@ -51,7 +51,7 @@ typedef struct mi_option_desc_s {
|
|||
static mi_option_desc_t options[_mi_option_last] =
|
||||
{
|
||||
// stable options
|
||||
{ MI_DEBUG, UNINIT, MI_OPTION(show_errors) },
|
||||
{ MI_DEBUG | MI_SHOW_ERRORS, UNINIT, MI_OPTION(show_errors) },
|
||||
{ 0, UNINIT, MI_OPTION(show_stats) },
|
||||
{ 0, UNINIT, MI_OPTION(verbose) },
|
||||
|
||||
|
@ -260,13 +260,17 @@ static void mi_recurse_exit(void) {
|
|||
}
|
||||
|
||||
void _mi_fputs(mi_output_fun* out, void* arg, const char* prefix, const char* message) {
|
||||
if (!mi_recurse_enter()) return;
|
||||
if (out==NULL || (FILE*)out==stdout || (FILE*)out==stderr) { // TODO: use mi_out_stderr for stderr?
|
||||
if (!mi_recurse_enter()) return;
|
||||
out = mi_out_get_default(&arg);
|
||||
if (prefix != NULL) out(prefix, arg);
|
||||
out(message, arg);
|
||||
mi_recurse_exit();
|
||||
}
|
||||
else {
|
||||
if (prefix != NULL) out(prefix, arg);
|
||||
out(message, arg);
|
||||
}
|
||||
if (prefix != NULL) out(prefix,arg);
|
||||
out(message,arg);
|
||||
mi_recurse_exit();
|
||||
}
|
||||
|
||||
// Define our own limited `fprintf` that avoids memory allocation.
|
||||
|
|
|
@ -49,7 +49,7 @@ bool _mi_os_reset(void* p, size_t size, mi_stats_t* stats);
|
|||
bool _mi_os_unreset(void* p, size_t size, bool* is_zero, mi_stats_t* stats);
|
||||
|
||||
// arena.c
|
||||
void _mi_arena_free(void* p, size_t size, size_t memid, mi_stats_t* stats);
|
||||
void _mi_arena_free(void* p, size_t size, size_t memid, bool all_committed, mi_stats_t* stats);
|
||||
void* _mi_arena_alloc(size_t size, bool* commit, bool* large, bool* is_zero, size_t* memid, mi_os_tld_t* tld);
|
||||
void* _mi_arena_alloc_aligned(size_t size, size_t alignment, bool* commit, bool* large, bool* is_zero, size_t* memid, mi_os_tld_t* tld);
|
||||
|
||||
|
@ -187,7 +187,7 @@ static bool mi_region_try_alloc_os(size_t blocks, bool commit, bool allow_large,
|
|||
const uintptr_t idx = mi_atomic_increment(®ions_count);
|
||||
if (idx >= MI_REGION_MAX) {
|
||||
mi_atomic_decrement(®ions_count);
|
||||
_mi_arena_free(start, MI_REGION_SIZE, arena_memid, tld->stats);
|
||||
_mi_arena_free(start, MI_REGION_SIZE, arena_memid, region_commit, tld->stats);
|
||||
_mi_warning_message("maximum regions used: %zu GiB (perhaps recompile with a larger setting for MI_HEAP_REGION_MAX_SIZE)", _mi_divide_up(MI_HEAP_REGION_MAX_SIZE, GiB));
|
||||
return false;
|
||||
}
|
||||
|
@ -391,7 +391,7 @@ void _mi_mem_free(void* p, size_t size, size_t id, bool full_commit, bool any_re
|
|||
mem_region_t* region;
|
||||
if (mi_memid_is_arena(id,®ion,&bit_idx,&arena_memid)) {
|
||||
// was a direct arena allocation, pass through
|
||||
_mi_arena_free(p, size, arena_memid, tld->stats);
|
||||
_mi_arena_free(p, size, arena_memid, full_commit, tld->stats);
|
||||
}
|
||||
else {
|
||||
// allocated in a region
|
||||
|
@ -454,12 +454,13 @@ void _mi_mem_collect(mi_os_tld_t* tld) {
|
|||
// on success, free the whole region
|
||||
uint8_t* start = mi_atomic_read_ptr(uint8_t,®ions[i].start);
|
||||
size_t arena_memid = mi_atomic_read_relaxed(®ions[i].arena_memid);
|
||||
uintptr_t commit = mi_atomic_read_relaxed(®ions[i].commit);
|
||||
memset(®ions[i], 0, sizeof(mem_region_t));
|
||||
// and release the whole region
|
||||
mi_atomic_write(®ion->info, 0);
|
||||
if (start != NULL) { // && !_mi_os_is_huge_reserved(start)) {
|
||||
_mi_abandoned_await_readers(); // ensure no pending reads
|
||||
_mi_arena_free(start, MI_REGION_SIZE, arena_memid, tld->stats);
|
||||
_mi_arena_free(start, MI_REGION_SIZE, arena_memid, (~commit == 0), tld->stats);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
|
|
@ -204,9 +204,9 @@ static void mi_segment_protect(mi_segment_t* segment, bool protect, mi_os_tld_t*
|
|||
mi_segment_protect_range((uint8_t*)segment + segment->segment_info_size - os_page_size, os_page_size, protect);
|
||||
if (MI_SECURE <= 1 || segment->capacity == 1) {
|
||||
// and protect the last (or only) page too
|
||||
mi_assert_internal(segment->page_kind >= MI_PAGE_LARGE);
|
||||
mi_assert_internal(MI_SECURE <= 1 || segment->page_kind >= MI_PAGE_LARGE);
|
||||
uint8_t* start = (uint8_t*)segment + segment->segment_size - os_page_size;
|
||||
if (protect && !mi_option_is_enabled(mi_option_eager_page_commit)) {
|
||||
if (protect && !segment->mem_is_committed) {
|
||||
// ensure secure page is committed
|
||||
_mi_mem_commit(start, os_page_size, NULL, tld);
|
||||
}
|
||||
|
@ -236,12 +236,12 @@ static void mi_page_reset(mi_segment_t* segment, mi_page_t* page, size_t size, m
|
|||
void* start = mi_segment_raw_page_start(segment, page, &psize);
|
||||
page->is_reset = true;
|
||||
mi_assert_internal(size <= psize);
|
||||
size_t reset_size = (size == 0 || size > psize ? psize : size);
|
||||
size_t reset_size = ((size == 0 || size > psize) ? psize : size);
|
||||
if (size == 0 && segment->page_kind >= MI_PAGE_LARGE && !mi_option_is_enabled(mi_option_eager_page_commit)) {
|
||||
mi_assert_internal(page->xblock_size > 0);
|
||||
reset_size = page->capacity * mi_page_block_size(page);
|
||||
}
|
||||
_mi_mem_reset(start, reset_size, tld->os);
|
||||
if (reset_size > 0) _mi_mem_reset(start, reset_size, tld->os);
|
||||
}
|
||||
|
||||
static void mi_page_unreset(mi_segment_t* segment, mi_page_t* page, size_t size, mi_segments_tld_t* tld)
|
||||
|
@ -258,7 +258,7 @@ static void mi_page_unreset(mi_segment_t* segment, mi_page_t* page, size_t size,
|
|||
unreset_size = page->capacity * mi_page_block_size(page);
|
||||
}
|
||||
bool is_zero = false;
|
||||
_mi_mem_unreset(start, unreset_size, &is_zero, tld->os);
|
||||
if (unreset_size > 0) _mi_mem_unreset(start, unreset_size, &is_zero, tld->os);
|
||||
if (is_zero) page->is_zero_init = true;
|
||||
}
|
||||
|
||||
|
@ -627,8 +627,13 @@ static mi_segment_t* mi_segment_init(mi_segment_t* segment, size_t required, mi_
|
|||
if (!commit) {
|
||||
// ensure the initial info is committed
|
||||
bool commit_zero = false;
|
||||
_mi_mem_commit(segment, pre_size, &commit_zero, tld->os);
|
||||
bool ok = _mi_mem_commit(segment, pre_size, &commit_zero, tld->os);
|
||||
if (commit_zero) is_zero = true;
|
||||
if (!ok) {
|
||||
// commit failed; we cannot touch the memory: free the segment directly and return `NULL`
|
||||
_mi_mem_free(segment, MI_SEGMENT_SIZE, memid, false, false, os_tld);
|
||||
return NULL;
|
||||
}
|
||||
}
|
||||
segment->memid = memid;
|
||||
segment->mem_is_fixed = mem_large;
|
||||
|
@ -714,28 +719,30 @@ static bool mi_segment_has_free(const mi_segment_t* segment) {
|
|||
return (segment->used < segment->capacity);
|
||||
}
|
||||
|
||||
static void mi_segment_page_claim(mi_segment_t* segment, mi_page_t* page, mi_segments_tld_t* tld) {
|
||||
static bool mi_segment_page_claim(mi_segment_t* segment, mi_page_t* page, mi_segments_tld_t* tld) {
|
||||
mi_assert_internal(_mi_page_segment(page) == segment);
|
||||
mi_assert_internal(!page->segment_in_use);
|
||||
// set in-use before doing unreset to prevent delayed reset
|
||||
mi_pages_reset_remove(page, tld);
|
||||
page->segment_in_use = true;
|
||||
segment->used++;
|
||||
// check commit
|
||||
if (!page->is_committed) {
|
||||
mi_assert_internal(!segment->mem_is_fixed);
|
||||
mi_assert_internal(!page->is_reset);
|
||||
page->is_committed = true;
|
||||
if (segment->page_kind < MI_PAGE_LARGE
|
||||
|| !mi_option_is_enabled(mi_option_eager_page_commit)) {
|
||||
if (segment->page_kind < MI_PAGE_LARGE || mi_option_is_enabled(mi_option_eager_page_commit)) {
|
||||
size_t psize;
|
||||
uint8_t* start = mi_segment_raw_page_start(segment, page, &psize);
|
||||
bool is_zero = false;
|
||||
const size_t gsize = (MI_SECURE >= 2 ? _mi_os_page_size() : 0);
|
||||
_mi_mem_commit(start, psize + gsize, &is_zero, tld->os);
|
||||
bool ok = _mi_mem_commit(start, psize + gsize, &is_zero, tld->os);
|
||||
if (!ok) return false; // failed to commit!
|
||||
if (gsize > 0) { mi_segment_protect_range(start + psize, gsize, true); }
|
||||
if (is_zero) { page->is_zero_init = true; }
|
||||
}
|
||||
page->is_committed = true;
|
||||
}
|
||||
// set in-use before doing unreset to prevent delayed reset
|
||||
page->segment_in_use = true;
|
||||
segment->used++;
|
||||
// check reset
|
||||
if (page->is_reset) {
|
||||
mi_page_unreset(segment, page, 0, tld); // todo: only unreset the part that was reset?
|
||||
}
|
||||
|
@ -746,6 +753,7 @@ static void mi_segment_page_claim(mi_segment_t* segment, mi_page_t* page, mi_seg
|
|||
mi_assert_internal(!mi_segment_has_free(segment));
|
||||
mi_segment_remove_from_free_queue(segment, tld);
|
||||
}
|
||||
return true;
|
||||
}
|
||||
|
||||
|
||||
|
@ -1212,8 +1220,8 @@ static mi_page_t* mi_segment_find_free(mi_segment_t* segment, mi_segments_tld_t*
|
|||
for (size_t i = 0; i < segment->capacity; i++) { // TODO: use a bitmap instead of search?
|
||||
mi_page_t* page = &segment->pages[i];
|
||||
if (!page->segment_in_use) {
|
||||
mi_segment_page_claim(segment, page, tld);
|
||||
return page;
|
||||
bool ok = mi_segment_page_claim(segment, page, tld);
|
||||
if (ok) return page;
|
||||
}
|
||||
}
|
||||
mi_assert(false);
|
||||
|
|
|
@ -24,5 +24,8 @@ terms of the MIT license. A copy of the license can be found in the file
|
|||
#include "alloc.c"
|
||||
#include "alloc-aligned.c"
|
||||
#include "alloc-posix.c"
|
||||
#if MI_OSX_ZONE
|
||||
#include "alloc-override-osx.c"
|
||||
#endif
|
||||
#include "init.c"
|
||||
#include "options.c"
|
||||
|
|
46
src/stats.c
46
src/stats.c
|
@ -237,9 +237,51 @@ static void mi_stats_print_bins(mi_stat_count_t* all, const mi_stat_count_t* bin
|
|||
#endif
|
||||
|
||||
|
||||
|
||||
//------------------------------------------------------------
|
||||
// Use an output wrapper for line-buffered output
|
||||
// (which is nice when using loggers etc.)
|
||||
//------------------------------------------------------------
|
||||
typedef struct buffered_s {
|
||||
mi_output_fun* out; // original output function
|
||||
void* arg; // and state
|
||||
char* buf; // local buffer of at least size `count+1`
|
||||
size_t used; // currently used chars `used <= count`
|
||||
size_t count; // total chars available for output
|
||||
} buffered_t;
|
||||
|
||||
static void mi_buffered_flush(buffered_t* buf) {
|
||||
buf->buf[buf->used] = 0;
|
||||
_mi_fputs(buf->out, buf->arg, NULL, buf->buf);
|
||||
buf->used = 0;
|
||||
}
|
||||
|
||||
static void mi_buffered_out(const char* msg, void* arg) {
|
||||
buffered_t* buf = (buffered_t*)arg;
|
||||
if (msg==NULL || buf==NULL) return;
|
||||
for (const char* src = msg; *src != 0; src++) {
|
||||
char c = *src;
|
||||
if (buf->used >= buf->count) mi_buffered_flush(buf);
|
||||
mi_assert_internal(buf->used < buf->count);
|
||||
buf->buf[buf->used++] = c;
|
||||
if (c == '\n') mi_buffered_flush(buf);
|
||||
}
|
||||
}
|
||||
|
||||
//------------------------------------------------------------
|
||||
// Print statistics
|
||||
//------------------------------------------------------------
|
||||
|
||||
static void mi_process_info(mi_msecs_t* utime, mi_msecs_t* stime, size_t* peak_rss, size_t* page_faults, size_t* page_reclaim, size_t* peak_commit);
|
||||
|
||||
static void _mi_stats_print(mi_stats_t* stats, mi_msecs_t elapsed, mi_output_fun* out, void* arg) mi_attr_noexcept {
|
||||
static void _mi_stats_print(mi_stats_t* stats, mi_msecs_t elapsed, mi_output_fun* out0, void* arg0) mi_attr_noexcept {
|
||||
// wrap the output function to be line buffered
|
||||
char buf[256];
|
||||
buffered_t buffer = { out0, arg0, buf, 0, 255 };
|
||||
mi_output_fun* out = &mi_buffered_out;
|
||||
void* arg = &buffer;
|
||||
|
||||
// and print using that
|
||||
mi_print_header(out,arg);
|
||||
#if MI_STAT>1
|
||||
mi_stat_count_t normal = { 0,0,0,0 };
|
||||
|
@ -287,7 +329,7 @@ static void _mi_stats_print(mi_stats_t* stats, mi_msecs_t elapsed, mi_output_fun
|
|||
_mi_fprintf(out, arg, ", commit charge: ");
|
||||
mi_printf_amount((int64_t)peak_commit, 1, out, arg, "%s");
|
||||
}
|
||||
_mi_fprintf(out, arg, "\n");
|
||||
_mi_fprintf(out, arg, "\n");
|
||||
}
|
||||
|
||||
static mi_msecs_t mi_time_start; // = 0
|
||||
|
|
Loading…
Reference in New Issue