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This commit is contained in:
EnderIce2
2024-01-19 06:47:42 +02:00
parent fd15592608
commit 96daa43d38
282 changed files with 25486 additions and 15700 deletions
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3
core/memory/heap_allocators/liballoc_1_1/liballoc_1_1.c
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@ -1,4 +1,5 @@
#include "liballoc_1_1.h"
#include <convert.h>
#pragma GCC diagnostic ignored "-Wconversion"
#pragma GCC diagnostic ignored "-Wsign-conversion"
@ -104,6 +105,7 @@ static long long l_possibleOverruns = 0; ///< Number of possible overruns
__no_sanitize("undefined") static void *liballoc_memset(void *s, int c, size_t n)
{
return memset(s, c, n);
unsigned int i;
for (i = 0; i < n; i++)
((char *)s)[i] = c;
@ -112,6 +114,7 @@ __no_sanitize("undefined") static void *liballoc_memset(void *s, int c, size_t n
}
__no_sanitize("undefined") static void *liballoc_memcpy(void *s1, const void *s2, size_t n)
{
return memcpy(s1, s2, n);
char *cdest;
char *csrc;
unsigned int *ldest = (unsigned int *)s1;

72
core/memory/heap_allocators/liballoc_1_1/liballoc_1_1.h
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@ -24,46 +24,46 @@ extern "C"
{
#endif
/** This function is supposed to lock the memory data structures. It
* could be as simple as disabling interrupts or acquiring a spinlock.
* It's up to you to decide.
*
* \return 0 if the lock was acquired successfully. Anything else is
* failure.
*/
extern int liballoc_lock();
/** This function is supposed to lock the memory data structures. It
* could be as simple as disabling interrupts or acquiring a spinlock.
* It's up to you to decide.
*
* \return 0 if the lock was acquired successfully. Anything else is
* failure.
*/
extern int liballoc_lock();
/** This function unlocks what was previously locked by the liballoc_lock
* function. If it disabled interrupts, it enables interrupts. If it
* had acquiried a spinlock, it releases the spinlock. etc.
*
* \return 0 if the lock was successfully released.
*/
extern int liballoc_unlock();
/** This function unlocks what was previously locked by the liballoc_lock
* function. If it disabled interrupts, it enables interrupts. If it
* had acquiried a spinlock, it releases the spinlock. etc.
*
* \return 0 if the lock was successfully released.
*/
extern int liballoc_unlock();
/** This is the hook into the local system which allocates pages. It
* accepts an integer parameter which is the number of pages
* required. The page size was set up in the liballoc_init function.
*
* \return NULL if the pages were not allocated.
* \return A pointer to the allocated memory.
*/
extern void *liballoc_alloc(size_t);
/** This is the hook into the local system which allocates pages. It
* accepts an integer parameter which is the number of pages
* required. The page size was set up in the liballoc_init function.
*
* \return NULL if the pages were not allocated.
* \return A pointer to the allocated memory.
*/
extern void *liballoc_alloc(size_t);
/** This frees previously allocated memory. The void* parameter passed
* to the function is the exact same value returned from a previous
* liballoc_alloc call.
*
* The integer value is the number of pages to free.
*
* \return 0 if the memory was successfully freed.
*/
extern int liballoc_free(void *, size_t);
/** This frees previously allocated memory. The void* parameter passed
* to the function is the exact same value returned from a previous
* liballoc_alloc call.
*
* The integer value is the number of pages to free.
*
* \return 0 if the memory was successfully freed.
*/
extern int liballoc_free(void *, size_t);
extern void *PREFIX(malloc)(size_t); ///< The standard function.
extern void *PREFIX(realloc)(void *, size_t); ///< The standard function.
extern void *PREFIX(calloc)(size_t, size_t); ///< The standard function.
extern void PREFIX(free)(void *); ///< The standard function.
extern void *PREFIX(malloc)(size_t); ///< The standard function.
extern void *PREFIX(realloc)(void *, size_t); ///< The standard function.
extern void *PREFIX(calloc)(size_t, size_t); ///< The standard function.
extern void PREFIX(free)(void *); ///< The standard function.
#ifdef __cplusplus
}

5
core/memory/heap_allocators/liballoc_1_1/liballoc_hooks.cpp
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@ -16,11 +16,14 @@ EXTERNC int liballoc_unlock()
EXTERNC void *liballoc_alloc(size_t Pages)
{
return KernelAllocator.RequestPages(Pages);
void *ret = KernelAllocator.RequestPages(Pages);
debug("(%d) = %#lx", Pages, ret);
return ret;
}
EXTERNC int liballoc_free(void *Address, size_t Pages)
{
debug("(%#lx, %d)", Address, Pages);
KernelAllocator.FreePages(Address, Pages);
return 0;
}

3597
core/memory/heap_allocators/rpmalloc/rpmalloc.c Normal file
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371
core/memory/heap_allocators/rpmalloc/rpmalloc.h Normal file
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@ -0,0 +1,371 @@
/* rpmalloc.h - Memory allocator - Public Domain - 2016 Mattias Jansson
*
* This library provides a cross-platform lock free thread caching malloc implementation in C11.
* The latest source code is always available at
*
* https://github.com/mjansson/rpmalloc
*
* This library is put in the public domain; you can redistribute it and/or modify it without any restrictions.
*
*/
#pragma once
#include <stddef.h>
#ifdef __cplusplus
extern "C"
{
#endif
#if defined(__clang__) || defined(__GNUC__)
#define RPMALLOC_EXPORT __attribute__((visibility("default")))
#define RPMALLOC_ALLOCATOR
#if (defined(__clang_major__) && (__clang_major__ < 4)) || (defined(__GNUC__) && defined(ENABLE_PRELOAD) && ENABLE_PRELOAD)
#define RPMALLOC_ATTRIB_MALLOC
#define RPMALLOC_ATTRIB_ALLOC_SIZE(size)
#define RPMALLOC_ATTRIB_ALLOC_SIZE2(count, size)
#else
#define RPMALLOC_ATTRIB_MALLOC __attribute__((__malloc__))
#define RPMALLOC_ATTRIB_ALLOC_SIZE(size) __attribute__((alloc_size(size)))
#define RPMALLOC_ATTRIB_ALLOC_SIZE2(count, size) __attribute__((alloc_size(count, size)))
#endif
#define RPMALLOC_CDECL
#elif defined(_MSC_VER)
#define RPMALLOC_EXPORT
#define RPMALLOC_ALLOCATOR __declspec(allocator) __declspec(restrict)
#define RPMALLOC_ATTRIB_MALLOC
#define RPMALLOC_ATTRIB_ALLOC_SIZE(size)
#define RPMALLOC_ATTRIB_ALLOC_SIZE2(count, size)
#define RPMALLOC_CDECL __cdecl
#else
#define RPMALLOC_EXPORT
#define RPMALLOC_ALLOCATOR
#define RPMALLOC_ATTRIB_MALLOC
#define RPMALLOC_ATTRIB_ALLOC_SIZE(size)
#define RPMALLOC_ATTRIB_ALLOC_SIZE2(count, size)
#define RPMALLOC_CDECL
#endif
//! Define RPMALLOC_CONFIGURABLE to enable configuring sizes. Will introduce
// a very small overhead due to some size calculations not being compile time constants
#ifndef RPMALLOC_CONFIGURABLE
#define RPMALLOC_CONFIGURABLE 1
#endif
//! Define RPMALLOC_FIRST_CLASS_HEAPS to enable heap based API (rpmalloc_heap_* functions).
// Will introduce a very small overhead to track fully allocated spans in heaps
#ifndef RPMALLOC_FIRST_CLASS_HEAPS
#define RPMALLOC_FIRST_CLASS_HEAPS 0
#endif
//! Flag to rpaligned_realloc to not preserve content in reallocation
#define RPMALLOC_NO_PRESERVE 1
//! Flag to rpaligned_realloc to fail and return null pointer if grow cannot be done in-place,
// in which case the original pointer is still valid (just like a call to realloc which failes to allocate
// a new block).
#define RPMALLOC_GROW_OR_FAIL 2
typedef struct rpmalloc_global_statistics_t
{
//! Current amount of virtual memory mapped, all of which might not have been committed (only if ENABLE_STATISTICS=1)
size_t mapped;
//! Peak amount of virtual memory mapped, all of which might not have been committed (only if ENABLE_STATISTICS=1)
size_t mapped_peak;
//! Current amount of memory in global caches for small and medium sizes (<32KiB)
size_t cached;
//! Current amount of memory allocated in huge allocations, i.e larger than LARGE_SIZE_LIMIT which is 2MiB by default (only if ENABLE_STATISTICS=1)
size_t huge_alloc;
//! Peak amount of memory allocated in huge allocations, i.e larger than LARGE_SIZE_LIMIT which is 2MiB by default (only if ENABLE_STATISTICS=1)
size_t huge_alloc_peak;
//! Total amount of memory mapped since initialization (only if ENABLE_STATISTICS=1)
size_t mapped_total;
//! Total amount of memory unmapped since initialization (only if ENABLE_STATISTICS=1)
size_t unmapped_total;
} rpmalloc_global_statistics_t;
typedef struct rpmalloc_thread_statistics_t
{
//! Current number of bytes available in thread size class caches for small and medium sizes (<32KiB)
size_t sizecache;
//! Current number of bytes available in thread span caches for small and medium sizes (<32KiB)
size_t spancache;
//! Total number of bytes transitioned from thread cache to global cache (only if ENABLE_STATISTICS=1)
size_t thread_to_global;
//! Total number of bytes transitioned from global cache to thread cache (only if ENABLE_STATISTICS=1)
size_t global_to_thread;
//! Per span count statistics (only if ENABLE_STATISTICS=1)
struct
{
//! Currently used number of spans
size_t current;
//! High water mark of spans used
size_t peak;
//! Number of spans transitioned to global cache
size_t to_global;
//! Number of spans transitioned from global cache
size_t from_global;
//! Number of spans transitioned to thread cache
size_t to_cache;
//! Number of spans transitioned from thread cache
size_t from_cache;
//! Number of spans transitioned to reserved state
size_t to_reserved;
//! Number of spans transitioned from reserved state
size_t from_reserved;
//! Number of raw memory map calls (not hitting the reserve spans but resulting in actual OS mmap calls)
size_t map_calls;
} span_use[64];
//! Per size class statistics (only if ENABLE_STATISTICS=1)
struct
{
//! Current number of allocations
size_t alloc_current;
//! Peak number of allocations
size_t alloc_peak;
//! Total number of allocations
size_t alloc_total;
//! Total number of frees
size_t free_total;
//! Number of spans transitioned to cache
size_t spans_to_cache;
//! Number of spans transitioned from cache
size_t spans_from_cache;
//! Number of spans transitioned from reserved state
size_t spans_from_reserved;
//! Number of raw memory map calls (not hitting the reserve spans but resulting in actual OS mmap calls)
size_t map_calls;
} size_use[128];
} rpmalloc_thread_statistics_t;
typedef struct rpmalloc_config_t
{
//! Map memory pages for the given number of bytes. The returned address MUST be
// aligned to the rpmalloc span size, which will always be a power of two.
// Optionally the function can store an alignment offset in the offset variable
// in case it performs alignment and the returned pointer is offset from the
// actual start of the memory region due to this alignment. The alignment offset
// will be passed to the memory unmap function. The alignment offset MUST NOT be
// larger than 65535 (storable in an uint16_t), if it is you must use natural
// alignment to shift it into 16 bits. If you set a memory_map function, you
// must also set a memory_unmap function or else the default implementation will
// be used for both. This function must be thread safe, it can be called by
// multiple threads simultaneously.
void *(*memory_map)(size_t size, size_t *offset);
//! Unmap the memory pages starting at address and spanning the given number of bytes.
// If release is set to non-zero, the unmap is for an entire span range as returned by
// a previous call to memory_map and that the entire range should be released. The
// release argument holds the size of the entire span range. If release is set to 0,
// the unmap is a partial decommit of a subset of the mapped memory range.
// If you set a memory_unmap function, you must also set a memory_map function or
// else the default implementation will be used for both. This function must be thread
// safe, it can be called by multiple threads simultaneously.
void (*memory_unmap)(void *address, size_t size, size_t offset, size_t release);
//! Called when an assert fails, if asserts are enabled. Will use the standard assert()
// if this is not set.
void (*error_callback)(const char *message);
//! Called when a call to map memory pages fails (out of memory). If this callback is
// not set or returns zero the library will return a null pointer in the allocation
// call. If this callback returns non-zero the map call will be retried. The argument
// passed is the number of bytes that was requested in the map call. Only used if
// the default system memory map function is used (memory_map callback is not set).
int (*map_fail_callback)(size_t size);
//! Size of memory pages. The page size MUST be a power of two. All memory mapping
// requests to memory_map will be made with size set to a multiple of the page size.
// Used if RPMALLOC_CONFIGURABLE is defined to 1, otherwise system page size is used.
size_t page_size;
//! Size of a span of memory blocks. MUST be a power of two, and in [4096,262144]
// range (unless 0 - set to 0 to use the default span size). Used if RPMALLOC_CONFIGURABLE
// is defined to 1.
size_t span_size;
//! Number of spans to map at each request to map new virtual memory blocks. This can
// be used to minimize the system call overhead at the cost of virtual memory address
// space. The extra mapped pages will not be written until actually used, so physical
// committed memory should not be affected in the default implementation. Will be
// aligned to a multiple of spans that match memory page size in case of huge pages.
size_t span_map_count;
//! Enable use of large/huge pages. If this flag is set to non-zero and page size is
// zero, the allocator will try to enable huge pages and auto detect the configuration.
// If this is set to non-zero and page_size is also non-zero, the allocator will
// assume huge pages have been configured and enabled prior to initializing the
// allocator.
// For Windows, see https://docs.microsoft.com/en-us/windows/desktop/memory/large-page-support
// For Linux, see https://www.kernel.org/doc/Documentation/vm/hugetlbpage.txt
int enable_huge_pages;
//! Respectively allocated pages and huge allocated pages names for systems
// supporting it to be able to distinguish among anonymous regions.
const char *page_name;
const char *huge_page_name;
} rpmalloc_config_t;
//! Initialize allocator with default configuration
RPMALLOC_EXPORT int
rpmalloc_initialize(void);
//! Initialize allocator with given configuration
RPMALLOC_EXPORT int
rpmalloc_initialize_config(const rpmalloc_config_t *config);
//! Get allocator configuration
RPMALLOC_EXPORT const rpmalloc_config_t *
rpmalloc_config(void);
//! Finalize allocator
RPMALLOC_EXPORT void
rpmalloc_finalize(void);
//! Initialize allocator for calling thread
RPMALLOC_EXPORT void
rpmalloc_thread_initialize(void);
//! Finalize allocator for calling thread
RPMALLOC_EXPORT void
rpmalloc_thread_finalize(int release_caches);
//! Perform deferred deallocations pending for the calling thread heap
RPMALLOC_EXPORT void
rpmalloc_thread_collect(void);
//! Query if allocator is initialized for calling thread
RPMALLOC_EXPORT int
rpmalloc_is_thread_initialized(void);
//! Get per-thread statistics
RPMALLOC_EXPORT void
rpmalloc_thread_statistics(rpmalloc_thread_statistics_t *stats);
//! Get global statistics
RPMALLOC_EXPORT void
rpmalloc_global_statistics(rpmalloc_global_statistics_t *stats);
//! Dump all statistics in human readable format to file (should be a FILE*)
RPMALLOC_EXPORT void
rpmalloc_dump_statistics(void *file);
//! Allocate a memory block of at least the given size
RPMALLOC_EXPORT RPMALLOC_ALLOCATOR void *
rpmalloc(size_t size) RPMALLOC_ATTRIB_MALLOC RPMALLOC_ATTRIB_ALLOC_SIZE(1);
//! Free the given memory block
RPMALLOC_EXPORT void
rpfree(void *ptr);
//! Allocate a memory block of at least the given size and zero initialize it
RPMALLOC_EXPORT RPMALLOC_ALLOCATOR void *
rpcalloc(size_t num, size_t size) RPMALLOC_ATTRIB_MALLOC RPMALLOC_ATTRIB_ALLOC_SIZE2(1, 2);
//! Reallocate the given block to at least the given size
RPMALLOC_EXPORT RPMALLOC_ALLOCATOR void *
rprealloc(void *ptr, size_t size) RPMALLOC_ATTRIB_MALLOC RPMALLOC_ATTRIB_ALLOC_SIZE(2);
//! Reallocate the given block to at least the given size and alignment,
// with optional control flags (see RPMALLOC_NO_PRESERVE).
// Alignment must be a power of two and a multiple of sizeof(void*),
// and should ideally be less than memory page size. A caveat of rpmalloc
// internals is that this must also be strictly less than the span size (default 64KiB)
RPMALLOC_EXPORT RPMALLOC_ALLOCATOR void *
rpaligned_realloc(void *ptr, size_t alignment, size_t size, size_t oldsize, unsigned int flags) RPMALLOC_ATTRIB_MALLOC RPMALLOC_ATTRIB_ALLOC_SIZE(3);
//! Allocate a memory block of at least the given size and alignment.
// Alignment must be a power of two and a multiple of sizeof(void*),
// and should ideally be less than memory page size. A caveat of rpmalloc
// internals is that this must also be strictly less than the span size (default 64KiB)
RPMALLOC_EXPORT RPMALLOC_ALLOCATOR void *
rpaligned_alloc(size_t alignment, size_t size) RPMALLOC_ATTRIB_MALLOC RPMALLOC_ATTRIB_ALLOC_SIZE(2);
//! Allocate a memory block of at least the given size and alignment, and zero initialize it.
// Alignment must be a power of two and a multiple of sizeof(void*),
// and should ideally be less than memory page size. A caveat of rpmalloc
// internals is that this must also be strictly less than the span size (default 64KiB)
RPMALLOC_EXPORT RPMALLOC_ALLOCATOR void *
rpaligned_calloc(size_t alignment, size_t num, size_t size) RPMALLOC_ATTRIB_MALLOC RPMALLOC_ATTRIB_ALLOC_SIZE2(2, 3);
//! Allocate a memory block of at least the given size and alignment.
// Alignment must be a power of two and a multiple of sizeof(void*),
// and should ideally be less than memory page size. A caveat of rpmalloc
// internals is that this must also be strictly less than the span size (default 64KiB)
RPMALLOC_EXPORT RPMALLOC_ALLOCATOR void *
rpmemalign(size_t alignment, size_t size) RPMALLOC_ATTRIB_MALLOC RPMALLOC_ATTRIB_ALLOC_SIZE(2);
//! Allocate a memory block of at least the given size and alignment.
// Alignment must be a power of two and a multiple of sizeof(void*),
// and should ideally be less than memory page size. A caveat of rpmalloc
// internals is that this must also be strictly less than the span size (default 64KiB)
RPMALLOC_EXPORT int
rpposix_memalign(void **memptr, size_t alignment, size_t size);
//! Query the usable size of the given memory block (from given pointer to the end of block)
RPMALLOC_EXPORT size_t
rpmalloc_usable_size(void *ptr);
#if RPMALLOC_FIRST_CLASS_HEAPS
//! Heap type
typedef struct heap_t rpmalloc_heap_t;
//! Acquire a new heap. Will reuse existing released heaps or allocate memory for a new heap
// if none available. Heap API is implemented with the strict assumption that only one single
// thread will call heap functions for a given heap at any given time, no functions are thread safe.
RPMALLOC_EXPORT rpmalloc_heap_t *
rpmalloc_heap_acquire(void);
//! Release a heap (does NOT free the memory allocated by the heap, use rpmalloc_heap_free_all before destroying the heap).
// Releasing a heap will enable it to be reused by other threads. Safe to pass a null pointer.
RPMALLOC_EXPORT void
rpmalloc_heap_release(rpmalloc_heap_t *heap);
//! Allocate a memory block of at least the given size using the given heap.
RPMALLOC_EXPORT RPMALLOC_ALLOCATOR void *
rpmalloc_heap_alloc(rpmalloc_heap_t *heap, size_t size) RPMALLOC_ATTRIB_MALLOC RPMALLOC_ATTRIB_ALLOC_SIZE(2);
//! Allocate a memory block of at least the given size using the given heap. The returned
// block will have the requested alignment. Alignment must be a power of two and a multiple of sizeof(void*),
// and should ideally be less than memory page size. A caveat of rpmalloc
// internals is that this must also be strictly less than the span size (default 64KiB).
RPMALLOC_EXPORT RPMALLOC_ALLOCATOR void *
rpmalloc_heap_aligned_alloc(rpmalloc_heap_t *heap, size_t alignment, size_t size) RPMALLOC_ATTRIB_MALLOC RPMALLOC_ATTRIB_ALLOC_SIZE(3);
//! Allocate a memory block of at least the given size using the given heap and zero initialize it.
RPMALLOC_EXPORT RPMALLOC_ALLOCATOR void *
rpmalloc_heap_calloc(rpmalloc_heap_t *heap, size_t num, size_t size) RPMALLOC_ATTRIB_MALLOC RPMALLOC_ATTRIB_ALLOC_SIZE2(2, 3);
//! Allocate a memory block of at least the given size using the given heap and zero initialize it. The returned
// block will have the requested alignment. Alignment must either be zero, or a power of two and a multiple of sizeof(void*),
// and should ideally be less than memory page size. A caveat of rpmalloc
// internals is that this must also be strictly less than the span size (default 64KiB).
RPMALLOC_EXPORT RPMALLOC_ALLOCATOR void *
rpmalloc_heap_aligned_calloc(rpmalloc_heap_t *heap, size_t alignment, size_t num, size_t size) RPMALLOC_ATTRIB_MALLOC RPMALLOC_ATTRIB_ALLOC_SIZE2(2, 3);
//! Reallocate the given block to at least the given size. The memory block MUST be allocated
// by the same heap given to this function.
RPMALLOC_EXPORT RPMALLOC_ALLOCATOR void *
rpmalloc_heap_realloc(rpmalloc_heap_t *heap, void *ptr, size_t size, unsigned int flags) RPMALLOC_ATTRIB_MALLOC RPMALLOC_ATTRIB_ALLOC_SIZE(3);
//! Reallocate the given block to at least the given size. The memory block MUST be allocated
// by the same heap given to this function. The returned block will have the requested alignment.
// Alignment must be either zero, or a power of two and a multiple of sizeof(void*), and should ideally be
// less than memory page size. A caveat of rpmalloc internals is that this must also be strictly less than
// the span size (default 64KiB).
RPMALLOC_EXPORT RPMALLOC_ALLOCATOR void *
rpmalloc_heap_aligned_realloc(rpmalloc_heap_t *heap, void *ptr, size_t alignment, size_t size, unsigned int flags) RPMALLOC_ATTRIB_MALLOC RPMALLOC_ATTRIB_ALLOC_SIZE(4);
//! Free the given memory block from the given heap. The memory block MUST be allocated
// by the same heap given to this function.
RPMALLOC_EXPORT void
rpmalloc_heap_free(rpmalloc_heap_t *heap, void *ptr);
//! Free all memory allocated by the heap
RPMALLOC_EXPORT void
rpmalloc_heap_free_all(rpmalloc_heap_t *heap);
//! Set the given heap as the current heap for the calling thread. A heap MUST only be current heap
// for a single thread, a heap can never be shared between multiple threads. The previous
// current heap for the calling thread is released to be reused by other threads.
RPMALLOC_EXPORT void
rpmalloc_heap_thread_set_current(rpmalloc_heap_t *heap);
#endif
#ifdef __cplusplus
}
#endif

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core/memory/heap_allocators/rpmalloc/rpmalloc_compat.cpp Normal file
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@ -0,0 +1,91 @@
/*
This file is part of Fennix Kernel.
Fennix Kernel is free software: you can redistribute it and/or
modify it under the terms of the GNU General Public License as
published by the Free Software Foundation, either version 3 of
the License, or (at your option) any later version.
Fennix Kernel is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
*/
#include <memory/macro.hpp>
#include <sys/mman.h>
#include <memory.hpp>
#include <assert.h>
#include <unistd.h>
// #include "rpmalloc.c"
#include "../../../../kernel.h"
struct heap_t
{
char pad[56408];
};
static heap_t *__rpmalloc_tls_heap = nullptr;
EXTERNC heap_t **__memory_thread_heap(void)
{
if (unlikely(!TaskManager || !thisThread))
{
if (unlikely(!__rpmalloc_tls_heap))
{
__rpmalloc_tls_heap = (heap_t *)KernelAllocator.RequestPages(TO_PAGES(sizeof(heap_t)));
debug("rpmalloc TLS heap: %#lx", __rpmalloc_tls_heap);
memset(__rpmalloc_tls_heap, 0, sizeof(heap_t));
assert(__rpmalloc_tls_heap);
}
return &__rpmalloc_tls_heap;
}
return &__rpmalloc_tls_heap;
heap_t *heap = (heap_t *)thisThread->TLS.pBase;
return (heap_t **)heap;
}
EXTERNC uintptr_t __get_tid(void)
{
if (unlikely(!TaskManager || !thisThread))
return (uintptr_t)-1;
return thisThread->ID;
}
EXTERNC long __rpmalloc_sysconf(int name)
{
switch (name)
{
case _SC_PAGESIZE:
return PAGE_SIZE;
default:
return -1;
}
}
EXTERNC void *__rpmalloc_mmap(void *addr, size_t length, int, int, int fd, off_t offset)
{
assert(addr == 0 && fd == -1 && offset == 0);
void *ptr = KernelAllocator.RequestPages(TO_PAGES(length));
debug("Requested %d pages, got %p", TO_PAGES(length), ptr);
if (ptr == nullptr)
return MAP_FAILED;
return ptr;
}
EXTERNC int __rpmalloc_munmap(void *addr, size_t length)
{
KernelAllocator.FreePages(addr, TO_PAGES(length));
debug("Freed %d pages at %p", TO_PAGES(length), addr);
return 0;
}
EXTERNC int __rpmalloc_posix_madvise(void *addr, size_t length, int advice)
{
function("%#lx %d %d", addr, length, advice);
return 0;
}