#include <sys/types.h>
#include <iostream>
#include "tls.hh"
#include <stdio.h>
#include <errno.h>
#include <time.h>
#include <stdlib.h>
#include <string.h>
#include <sys/mman.h>
#include <fcntl.h>
#include <unistd.h>
#include <sys/param.h>

Include dependency graph for mymalloc.cc:

Classes
struct	mallinfo

struct	malloc_chunk

struct	malloc_tree_chunk

struct	malloc_segment

struct	malloc_state

struct	malloc_params

Macros
#define	MSPACES 1

#define	DLMALLOC_VERSION 20804

#define	SPIN_LOCKS_AVAILABLE 0

#define	MAX_SIZE_T (~(size_t)0)

#define	ONLY_MSPACES 0 /* define to a value */

#define	MALLOC_ALIGNMENT ((size_t)8U)

#define	FOOTERS 0

#define	ABORT abort()

#define	ABORT_ON_ASSERT_FAILURE 1

#define	PROCEED_ON_ERROR 0

#define	USE_LOCKS 0

#define	USE_SPIN_LOCKS 0

#define	INSECURE 0

#define	HAVE_MMAP 1

#define	MMAP_CLEARS 1

#define	HAVE_MREMAP 0

#define	MALLOC_FAILURE_ACTION errno = ENOMEM;

#define	HAVE_MORECORE 1

#define	MORECORE_DEFAULT sbrk

#define	MORECORE_CONTIGUOUS 1

#define	DEFAULT_GRANULARITY (0) /* 0 means to compute in init_mparams */

#define	DEFAULT_TRIM_THRESHOLD ((size_t)2U * (size_t)1024U * (size_t)1024U)

#define	DEFAULT_MMAP_THRESHOLD ((size_t)256U * (size_t)1024U)

#define	MAX_RELEASE_CHECK_RATE 4095

#define	USE_BUILTIN_FFS 0

#define	USE_DEV_RANDOM 0

#define	NO_MALLINFO 0

#define	MALLINFO_FIELD_TYPE size_t

#define	NO_SEGMENT_TRAVERSAL 0

#define	M_TRIM_THRESHOLD (-1)

#define	M_GRANULARITY (-2)

#define	M_MMAP_THRESHOLD (-3)

#define	STRUCT_MALLINFO_DECLARED 1

#define	NOINLINE

#define	FORCEINLINE

#define	dlcalloc mycalloc

#define	dlfree myfree

#define	dlmalloc mymalloc

#define	dlmemalign mymemalign

#define	dlrealloc myrealloc

#define	dlvalloc myvalloc

#define	dlpvalloc mypvalloc

#define	dlmallinfo mymallinfo

#define	dlmallopt mymallopt

#define	dlmalloc_trim mymalloc_trim

#define	dlmalloc_stats mymalloc_stats

#define	dlmalloc_usable_size mymalloc_usable_size

#define	dlmalloc_footprint mymalloc_footprint

#define	dlmalloc_max_footprint mymalloc_max_footprint

#define	dlindependent_calloc myindependent_calloc

#define	dlindependent_comalloc myindependent_comalloc

#define	assert(x)

#define	DEBUG 0

#define	malloc_getpagesize ((size_t)4096U)

#define	SIZE_T_SIZE (sizeof(size_t))

#define	SIZE_T_BITSIZE (sizeof(size_t) << 3)

#define	SIZE_T_ZERO ((size_t)0)

#define	SIZE_T_ONE ((size_t)1)

#define	SIZE_T_TWO ((size_t)2)

#define	SIZE_T_FOUR ((size_t)4)

#define	TWO_SIZE_T_SIZES (SIZE_T_SIZE<<1)

#define	FOUR_SIZE_T_SIZES (SIZE_T_SIZE<<2)

#define	SIX_SIZE_T_SIZES (FOUR_SIZE_T_SIZES+TWO_SIZE_T_SIZES)

#define	HALF_MAX_SIZE_T (MAX_SIZE_T / 2U)

#define	CHUNK_ALIGN_MASK (MALLOC_ALIGNMENT - SIZE_T_ONE)

#define	is_aligned(A) (((size_t)((A)) & (CHUNK_ALIGN_MASK)) == 0)

#define	align_offset(A)

#define	MFAIL ((void*)(MAX_SIZE_T))

#define	CMFAIL ((char)(MFAIL)) / defined for convenience */

#define	MUNMAP_DEFAULT(a, s) munmap((a), (s))

#define	MMAP_PROT (PROT_READ\|PROT_WRITE)

#define	MMAP_FLAGS (MAP_PRIVATE)

#define	MMAP_DEFAULT(s)

#define	DIRECT_MMAP_DEFAULT(s) MMAP_DEFAULT(s)

#define	CALL_MORECORE(S) MORECORE_DEFAULT(S)
	Define CALL_MORECORE. More...

#define	USE_MMAP_BIT (SIZE_T_ONE)
	Define CALL_MMAP/CALL_MUNMAP/CALL_DIRECT_MMAP. More...

#define	CALL_MMAP(s) MMAP_DEFAULT(s)

#define	CALL_MUNMAP(a, s) MUNMAP_DEFAULT((a), (s))

#define	CALL_DIRECT_MMAP(s) DIRECT_MMAP_DEFAULT(s)

#define	CALL_MREMAP(addr, osz, nsz, mv) MFAIL
	Define CALL_MREMAP. More...

#define	USE_NONCONTIGUOUS_BIT (4U)

#define	EXTERN_BIT (8U)

#define	USE_LOCK_BIT (0U)

#define	INITIAL_LOCK(l)

#define	ACQUIRE_MALLOC_GLOBAL_LOCK()

#define	RELEASE_MALLOC_GLOBAL_LOCK()

#define	MCHUNK_SIZE (sizeof(mchunk))

#define	CHUNK_OVERHEAD (SIZE_T_SIZE)

#define	MMAP_CHUNK_OVERHEAD (TWO_SIZE_T_SIZES)

#define	MMAP_FOOT_PAD (FOUR_SIZE_T_SIZES)

#define	MIN_CHUNK_SIZE ((MCHUNK_SIZE + CHUNK_ALIGN_MASK) & ~CHUNK_ALIGN_MASK)

#define	chunk2mem(p) ((void)((char)(p) + TWO_SIZE_T_SIZES))

#define	mem2chunk(mem) ((mchunkptr)((char*)(mem) - TWO_SIZE_T_SIZES))

#define	align_as_chunk(A) (mchunkptr)((A) + align_offset(chunk2mem(A)))

#define	MAX_REQUEST ((-MIN_CHUNK_SIZE) << 2)

#define	MIN_REQUEST (MIN_CHUNK_SIZE - CHUNK_OVERHEAD - SIZE_T_ONE)

#define	pad_request(req) (((req) + CHUNK_OVERHEAD + CHUNK_ALIGN_MASK) & ~CHUNK_ALIGN_MASK)

#define	request2size(req) (((req) < MIN_REQUEST)? MIN_CHUNK_SIZE : pad_request(req))

#define	PINUSE_BIT (SIZE_T_ONE)

#define	CINUSE_BIT (SIZE_T_TWO)

#define	FLAG4_BIT (SIZE_T_FOUR)

#define	INUSE_BITS (PINUSE_BIT\|CINUSE_BIT)

#define	FLAG_BITS (PINUSE_BIT\|CINUSE_BIT\|FLAG4_BIT)

#define	FENCEPOST_HEAD (INUSE_BITS\|SIZE_T_SIZE)

#define	cinuse(p) ((p)->head & CINUSE_BIT)

#define	pinuse(p) ((p)->head & PINUSE_BIT)

#define	is_inuse(p) (((p)->head & INUSE_BITS) != PINUSE_BIT)

#define	is_mmapped(p) (((p)->head & INUSE_BITS) == 0)

#define	chunksize(p) ((p)->head & ~(FLAG_BITS))

#define	clear_pinuse(p) ((p)->head &= ~PINUSE_BIT)

#define	chunk_plus_offset(p, s) ((mchunkptr)(((char*)(p)) + (s)))

#define	chunk_minus_offset(p, s) ((mchunkptr)(((char*)(p)) - (s)))

#define	next_chunk(p) ((mchunkptr)( ((char*)(p)) + ((p)->head & ~FLAG_BITS)))

#define	prev_chunk(p) ((mchunkptr)( ((char*)(p)) - ((p)->prev_foot) ))

#define	next_pinuse(p) ((next_chunk(p)->head) & PINUSE_BIT)

#define	get_foot(p, s) (((mchunkptr)((char*)(p) + (s)))->prev_foot)

#define	set_foot(p, s) (((mchunkptr)((char*)(p) + (s)))->prev_foot = (s))

#define	set_size_and_pinuse_of_free_chunk(p, s) ((p)->head = (s\|PINUSE_BIT), set_foot(p, s))

#define	set_free_with_pinuse(p, s, n) (clear_pinuse(n), set_size_and_pinuse_of_free_chunk(p, s))

#define	overhead_for(p) (is_mmapped(p)? MMAP_CHUNK_OVERHEAD : CHUNK_OVERHEAD)

#define	calloc_must_clear(p) (!is_mmapped(p))

#define	leftmost_child(t) ((t)->child[0] != 0? (t)->child[0] : (t)->child[1])

#define	is_mmapped_segment(S) ((S)->sflags & USE_MMAP_BIT)

#define	is_extern_segment(S) ((S)->sflags & EXTERN_BIT)

#define	NSMALLBINS (32U)

#define	NTREEBINS (32U)

#define	SMALLBIN_SHIFT (3U)

#define	SMALLBIN_WIDTH (SIZE_T_ONE << SMALLBIN_SHIFT)

#define	TREEBIN_SHIFT (8U)

#define	MIN_LARGE_SIZE (SIZE_T_ONE << TREEBIN_SHIFT)

#define	MAX_SMALL_SIZE (MIN_LARGE_SIZE - SIZE_T_ONE)

#define	MAX_SMALL_REQUEST (MAX_SMALL_SIZE - CHUNK_ALIGN_MASK - CHUNK_OVERHEAD)

#define	ensure_initialization() (void)(mparams.magic != 0 \|\| init_mparams())

#define	gm (&_gm_)

#define	is_global(M) ((M) == &_gm_)

#define	is_initialized(M) ((M)->top != 0)

#define	use_lock(M) ((M)->mflags & USE_LOCK_BIT)

#define	enable_lock(M) ((M)->mflags \|= USE_LOCK_BIT)

#define	disable_lock(M) ((M)->mflags &= ~USE_LOCK_BIT)

#define	use_mmap(M) ((M)->mflags & USE_MMAP_BIT)

#define	enable_mmap(M) ((M)->mflags \|= USE_MMAP_BIT)

#define	disable_mmap(M) ((M)->mflags &= ~USE_MMAP_BIT)

#define	use_noncontiguous(M) ((M)->mflags & USE_NONCONTIGUOUS_BIT)

#define	disable_contiguous(M) ((M)->mflags \|= USE_NONCONTIGUOUS_BIT)

#define	set_lock(M, L)

#define	page_align(S) (((S) + (mparams.page_size - SIZE_T_ONE)) & ~(mparams.page_size - SIZE_T_ONE))

#define	granularity_align(S)

#define	mmap_align(S) page_align(S)

#define	SYS_ALLOC_PADDING (TOP_FOOT_SIZE + MALLOC_ALIGNMENT)

#define	is_page_aligned(S) (((size_t)(S) & (mparams.page_size - SIZE_T_ONE)) == 0)

#define	is_granularity_aligned(S) (((size_t)(S) & (mparams.granularity - SIZE_T_ONE)) == 0)

#define	segment_holds(S, A) ((char)(A) >= S->base && (char)(A) < S->base + S->size)

#define	should_trim(M, s) ((s) > (M)->trim_check)

#define	TOP_FOOT_SIZE (align_offset(chunk2mem(0))+pad_request(sizeof(struct malloc_segment))+MIN_CHUNK_SIZE)

#define	PREACTION(M) (0)

#define	POSTACTION(M)

#define	CORRUPTION_ERROR_ACTION(m) ABORT

#define	USAGE_ERROR_ACTION(m, p) ABORT

#define	check_free_chunk(M, P)

#define	check_inuse_chunk(M, P)

#define	check_malloced_chunk(M, P, N)

#define	check_mmapped_chunk(M, P)

#define	check_malloc_state(M)

#define	check_top_chunk(M, P)

#define	is_small(s) (((s) >> SMALLBIN_SHIFT) < NSMALLBINS)

#define	small_index(s) ((s) >> SMALLBIN_SHIFT)

#define	small_index2size(i) ((i) << SMALLBIN_SHIFT)

#define	MIN_SMALL_INDEX (small_index(MIN_CHUNK_SIZE))

#define	smallbin_at(M, i) ((sbinptr)((char*)&((M)->smallbins[(i)<<1])))

#define	treebin_at(M, i) (&((M)->treebins[i]))

#define	compute_tree_index(S, I)

#define	bit_for_tree_index(i) (i == NTREEBINS-1)? (SIZE_T_BITSIZE-1) : (((i) >> 1) + TREEBIN_SHIFT - 2)

#define	leftshift_for_tree_index(i)

#define	minsize_for_tree_index(i)

#define	idx2bit(i) ((binmap_t)(1) << (i))

#define	mark_smallmap(M, i) ((M)->smallmap \|= idx2bit(i))

#define	clear_smallmap(M, i) ((M)->smallmap &= ~idx2bit(i))

#define	smallmap_is_marked(M, i) ((M)->smallmap & idx2bit(i))

#define	mark_treemap(M, i) ((M)->treemap \|= idx2bit(i))

#define	clear_treemap(M, i) ((M)->treemap &= ~idx2bit(i))

#define	treemap_is_marked(M, i) ((M)->treemap & idx2bit(i))

#define	least_bit(x) ((x) & -(x))

#define	left_bits(x) ((x<<1) \| -(x<<1))

#define	same_or_left_bits(x) ((x) \| -(x))

#define	compute_bit2idx(X, I)

#define	ok_address(M, a) ((char*)(a) >= (M)->least_addr)

#define	ok_next(p, n) ((char)(p) < (char)(n))

#define	ok_inuse(p) is_inuse(p)

#define	ok_pinuse(p) pinuse(p)

#define	ok_magic(M) (1)

#define	RTCHECK(e) (e)

#define	mark_inuse_foot(M, p, s)

#define	set_inuse(M, p, s)

#define	set_inuse_and_pinuse(M, p, s)

#define	set_size_and_pinuse_of_inuse_chunk(M, p, s) ((p)->head = (s\|PINUSE_BIT\|CINUSE_BIT))

#define	insert_small_chunk(M, P, S)

#define	unlink_small_chunk(M, P, S)

#define	unlink_first_small_chunk(M, B, P, I)

#define	replace_dv(M, P, S)

#define	insert_large_chunk(M, X, S)

#define	unlink_large_chunk(M, X)

#define	insert_chunk(M, P, S)

#define	unlink_chunk(M, P, S)

#define	internal_malloc(m, b) (m == gm)? dlmalloc(b) : mspace_malloc(m, b)

#define	internal_free(m, mem) if (m == gm) dlfree(mem); else mspace_free(m,mem);

#define	fm gm

Typedefs
typedef void *	mspace

typedef struct malloc_chunk	mchunk

typedef struct malloc_chunk *	mchunkptr

typedef struct malloc_chunk *	sbinptr

typedef unsigned int	bindex_t

typedef unsigned int	binmap_t

typedef unsigned int	flag_t

typedef struct malloc_tree_chunk	tchunk

typedef struct malloc_tree_chunk *	tchunkptr

typedef struct malloc_tree_chunk *	tbinptr

typedef struct malloc_segment	msegment

typedef struct malloc_segment *	msegmentptr

typedef struct malloc_state *	mstate

Functions
void *	dlmalloc (size_t)

void	dlfree (void *)

void *	dlcalloc (size_t, size_t)

void *	dlrealloc (void *, size_t)

void *	dlmemalign (size_t, size_t)

void *	dlvalloc (size_t)

int	dlmallopt (int, int)

size_t	dlmalloc_footprint (void)

size_t	dlmalloc_max_footprint (void)

struct mallinfo	dlmallinfo (void)

void **	dlindependent_calloc (size_t, size_t, void **)

void **	dlindependent_comalloc (size_t, size_t , void *)

void *	dlpvalloc (size_t)

int	dlmalloc_trim (size_t)

void	dlmalloc_stats (void)

size_t	dlmalloc_usable_size (void *)

mspace	create_mspace (size_t capacity, int locked)

size_t	destroy_mspace (mspace msp)

mspace	create_mspace_with_base (void *base, size_t capacity, int locked)

int	mspace_track_large_chunks (mspace msp, int enable)

void *	mspace_malloc (mspace msp, size_t bytes)

void	mspace_free (mspace msp, void *mem)

void *	mspace_realloc (mspace msp, void *mem, size_t newsize)

void *	mspace_calloc (mspace msp, size_t n_elements, size_t elem_size)

void *	mspace_memalign (mspace msp, size_t alignment, size_t bytes)

void **	mspace_independent_calloc (mspace msp, size_t n_elements, size_t elem_size, void *chunks[])

void **	mspace_independent_comalloc (mspace msp, size_t n_elements, size_t sizes[], void *chunks[])

size_t	mspace_footprint (mspace msp)

size_t	mspace_max_footprint (mspace msp)

struct mallinfo	mspace_mallinfo (mspace msp)

size_t	mspace_usable_size (void *mem)

void	mspace_malloc_stats (mspace msp)

int	mspace_trim (mspace msp, size_t pad)

int	mspace_mallopt (int, int)

static msegmentptr	segment_holding (mstate m, char *addr)

static int	has_segment_link (mstate m, msegmentptr ss)

static int	init_mparams (void)

static int	change_mparam (int param_number, int value)

static struct mallinfo	internal_mallinfo (mstate m)

static void	internal_malloc_stats (mstate m)

static void *	mmap_alloc (mstate m, size_t nb)

static mchunkptr	mmap_resize (mstate m, mchunkptr oldp, size_t nb)

static void	init_top (mstate m, mchunkptr p, size_t psize)

static void	init_bins (mstate m)

static void *	prepend_alloc (mstate m, char newbase, char oldbase, size_t nb)

static void	add_segment (mstate m, char *tbase, size_t tsize, flag_t mmapped)

static void *	sys_alloc (mstate m, size_t nb)

static size_t	release_unused_segments (mstate m)

static int	sys_trim (mstate m, size_t pad)

static void *	tmalloc_large (mstate m, size_t nb)

static void *	tmalloc_small (mstate m, size_t nb)

static void *	internal_realloc (mstate m, void *oldmem, size_t bytes)

static void *	internal_memalign (mstate m, size_t alignment, size_t bytes)

static void **	ialloc (mstate m, size_t n_elements, size_t sizes, int opts, void chunks[])

void **	dlindependent_calloc (size_t n_elements, size_t elem_size, void *chunks[])

void **	dlindependent_comalloc (size_t n_elements, size_t sizes[], void *chunks[])

static mstate	init_user_mstate (char *tbase, size_t tsize)

Variables
static G4ThreadLocal int	dev_zero_fd = -1

static G4ThreadLocal struct malloc_params	mparams

static G4ThreadLocal struct malloc_state	_gm_

Macro Definition Documentation

#define ABORT abort()

Definition at line 566 of file mymalloc.cc.

Referenced by init_mparams().

#define ABORT_ON_ASSERT_FAILURE 1

Definition at line 569 of file mymalloc.cc.

#define ACQUIRE_MALLOC_GLOBAL_LOCK ( )

Definition at line 1915 of file mymalloc.cc.

Referenced by init_mparams(), sys_alloc(), and sys_trim().

#define align_as_chunk ( A ) (mchunkptr)((A) + align_offset(chunk2mem(A)))

Definition at line 2094 of file mymalloc.cc.

Referenced by init_user_mstate(), internal_mallinfo(), internal_malloc_stats(), prepend_alloc(), and release_unused_segments().

#define align_offset ( A )

Value:

((((size_t)(A) & CHUNK_ALIGN_MASK) == 0)? 0 :\

((MALLOC_ALIGNMENT - ((size_t)(A) & CHUNK_ALIGN_MASK)) & CHUNK_ALIGN_MASK))

CHUNK_ALIGN_MASK

#define CHUNK_ALIGN_MASK

Definition: mymalloc.cc:1456

A

static const G4double A[nN]

Definition: G4ElectroNuclearCrossSection.cc:115

MALLOC_ALIGNMENT

#define MALLOC_ALIGNMENT

Definition: mymalloc.cc:560

Definition at line 1462 of file mymalloc.cc.

Referenced by add_segment(), init_top(), and mmap_alloc().

#define assert ( x )

Definition at line 1309 of file mymalloc.cc.

#define bit_for_tree_index ( i ) (i == NTREEBINS-1)? (SIZE_T_BITSIZE-1) : (((i) >> 1) + TREEBIN_SHIFT - 2)

Definition at line 2757 of file mymalloc.cc.

#define CALL_DIRECT_MMAP ( s ) DIRECT_MMAP_DEFAULT(s)

Definition at line 1583 of file mymalloc.cc.

Referenced by mmap_alloc().

#define CALL_MMAP ( s ) MMAP_DEFAULT(s)

Definition at line 1573 of file mymalloc.cc.

Referenced by create_mspace(), and sys_alloc().

#define CALL_MORECORE ( S ) MORECORE_DEFAULT(S)

Define CALL_MORECORE.

Definition at line 1558 of file mymalloc.cc.

Referenced by sys_alloc(), and sys_trim().

#define CALL_MREMAP	(	addr,
		osz,
		nsz,
		mv
	)	MFAIL

Define CALL_MREMAP.

Definition at line 1606 of file mymalloc.cc.

Referenced by mmap_resize(), and sys_trim().

#define CALL_MUNMAP	(	a,
		s
	)	MUNMAP_DEFAULT((a), (s))

Definition at line 1578 of file mymalloc.cc.

Referenced by destroy_mspace(), dlfree(), mspace_free(), release_unused_segments(), and sys_trim().

#define calloc_must_clear ( p ) (!is_mmapped(p))

Definition at line 2167 of file mymalloc.cc.

Referenced by dlcalloc(), and mspace_calloc().

#define check_free_chunk	(	M,
		P
	)

Definition at line 2651 of file mymalloc.cc.

Referenced by dlfree(), mspace_free(), and prepend_alloc().

#define check_inuse_chunk	(	M,
		P
	)

Definition at line 2652 of file mymalloc.cc.

Referenced by dlfree(), ialloc(), internal_memalign(), internal_realloc(), and mspace_free().

#define check_malloc_state ( M )

Definition at line 2655 of file mymalloc.cc.

Referenced by internal_mallinfo(), and internal_malloc_stats().

#define check_malloced_chunk	(	M,
		P,
		N
	)

Definition at line 2653 of file mymalloc.cc.

Referenced by dlmalloc(), mspace_malloc(), prepend_alloc(), and sys_alloc().

#define check_mmapped_chunk	(	M,
		P
	)

Definition at line 2654 of file mymalloc.cc.

Referenced by mmap_alloc(), and mmap_resize().

#define check_top_chunk	(	M,
		P
	)

Definition at line 2656 of file mymalloc.cc.

Referenced by add_segment(), dlmalloc(), init_user_mstate(), mspace_malloc(), prepend_alloc(), sys_alloc(), and sys_trim().

#define chunk2mem ( p ) ((void*)((char*)(p) + TWO_SIZE_T_SIZES))

Definition at line 2091 of file mymalloc.cc.

Referenced by add_segment(), dlmalloc(), ialloc(), init_top(), init_user_mstate(), internal_memalign(), internal_realloc(), mmap_alloc(), mspace_malloc(), prepend_alloc(), sys_alloc(), tmalloc_large(), and tmalloc_small().

#define CHUNK_ALIGN_MASK (MALLOC_ALIGNMENT - SIZE_T_ONE)

Definition at line 1456 of file mymalloc.cc.

Referenced by add_segment(), mmap_alloc(), and mmap_resize().

#define chunk_minus_offset	(	p,
		s
	)	((mchunkptr)(((char*)(p)) - (s)))

Definition at line 2140 of file mymalloc.cc.

Referenced by dlfree(), and mspace_free().

#define CHUNK_OVERHEAD (SIZE_T_SIZE)

Definition at line 2078 of file mymalloc.cc.

Referenced by ialloc(), and internal_memalign().

#define chunk_plus_offset	(	p,
		s
	)	((mchunkptr)(((char*)(p)) + (s)))

Definition at line 2139 of file mymalloc.cc.

Referenced by add_segment(), dlfree(), dlmalloc(), ialloc(), init_top(), internal_memalign(), internal_realloc(), mmap_alloc(), mmap_resize(), mspace_free(), mspace_malloc(), prepend_alloc(), sys_alloc(), tmalloc_large(), and tmalloc_small().

#define chunksize ( p ) ((p)->head & ~(FLAG_BITS))

Definition at line 2134 of file mymalloc.cc.

Referenced by dlfree(), dlmalloc(), dlmalloc_usable_size(), ialloc(), internal_mallinfo(), internal_malloc_stats(), internal_memalign(), internal_realloc(), mmap_resize(), mspace_free(), mspace_malloc(), mspace_usable_size(), prepend_alloc(), release_unused_segments(), tmalloc_large(), and tmalloc_small().

#define cinuse ( p ) ((p)->head & CINUSE_BIT)

Definition at line 2129 of file mymalloc.cc.

Referenced by dlfree(), and mspace_free().

#define CINUSE_BIT (SIZE_T_TWO)

Definition at line 2120 of file mymalloc.cc.

#define clear_pinuse ( p ) ((p)->head &= ~PINUSE_BIT)

Definition at line 2136 of file mymalloc.cc.

#define clear_smallmap	(	M,
		i
	)	((M)->smallmap &= ~idx2bit(i))

Definition at line 2778 of file mymalloc.cc.

#define clear_treemap	(	M,
		i
	)	((M)->treemap &= ~idx2bit(i))

Definition at line 2782 of file mymalloc.cc.

#define CMFAIL ((char*)(MFAIL)) /* defined for convenience */

Definition at line 1477 of file mymalloc.cc.

Referenced by create_mspace(), mmap_alloc(), mmap_resize(), sys_alloc(), and sys_trim().

#define compute_bit2idx	(	X,
		I
	)

Value:

{\
  unsigned int Y = X - 1;\
  unsigned int K = Y >> (16-4) & 16;\
  unsigned int N = K;        Y >>= K;\
  N += K = Y >> (8-3) &  8;  Y >>= K;\
  N += K = Y >> (4-2) &  4;  Y >>= K;\
  N += K = Y >> (2-1) &  2;  Y >>= K;\
  N += K = Y >> (1-0) &  1;  Y >>= K;\
  I = (bindex_t)(N + Y);\
}

Definition at line 2824 of file mymalloc.cc.

Referenced by dlmalloc(), mspace_malloc(), tmalloc_large(), and tmalloc_small().

#define compute_tree_index	(	S,
		I
	)

Value:

{\
  size_t X = S >> TREEBIN_SHIFT;\
  if (X == 0)\
    I = 0;\
  else if (X > 0xFFFF)\
    I = NTREEBINS-1;\
  else {\
    unsigned int Y = (unsigned int)X;\
    unsigned int N = ((Y - 0x100) >> 16) & 8;\
    unsigned int K = (((Y <<= N) - 0x1000) >> 16) & 4;\
    N += K;\
    N += K = (((Y <<= K) - 0x4000) >> 16) & 2;\
    K = 14 - N + ((Y <<= K) >> 15);\
    I = (K << 1) + ((S >> (K + (TREEBIN_SHIFT-1)) & 1));\
  }\
}

Definition at line 2737 of file mymalloc.cc.

Referenced by tmalloc_large().

#define CORRUPTION_ERROR_ACTION ( m ) ABORT

Definition at line 2638 of file mymalloc.cc.

Referenced by tmalloc_large(), and tmalloc_small().

#define DEBUG 0

Definition at line 1311 of file mymalloc.cc.

Referenced by G4GMocrenIO::retrieveData2(), G4GMocrenIO::retrieveData3(), G4GMocrenIO::retrieveData4(), G4GMocrenIO::storeData2(), G4GMocrenIO::storeData3(), and G4GMocrenIO::storeData4().

#define DEFAULT_GRANULARITY (0) /* 0 means to compute in init_mparams */

Definition at line 620 of file mymalloc.cc.

Referenced by init_mparams().

#define DEFAULT_MMAP_THRESHOLD ((size_t)256U * (size_t)1024U)

Definition at line 634 of file mymalloc.cc.

Referenced by init_mparams().

#define DEFAULT_TRIM_THRESHOLD ((size_t)2U * (size_t)1024U * (size_t)1024U)

Definition at line 627 of file mymalloc.cc.

Referenced by init_mparams().

#define DIRECT_MMAP_DEFAULT ( s ) MMAP_DEFAULT(s)

Definition at line 1503 of file mymalloc.cc.

#define disable_contiguous ( M ) ((M)->mflags |= USE_NONCONTIGUOUS_BIT)

Definition at line 2519 of file mymalloc.cc.

Referenced by init_user_mstate(), and sys_alloc().

#define disable_lock ( M ) ((M)->mflags &= ~USE_LOCK_BIT)

Definition at line 2512 of file mymalloc.cc.

#define disable_mmap ( M ) ((M)->mflags &= ~USE_MMAP_BIT)

Definition at line 2516 of file mymalloc.cc.

Referenced by ialloc(), and mspace_track_large_chunks().

#define dlcalloc mycalloc

Definition at line 760 of file mymalloc.cc.

#define dlfree myfree

Definition at line 761 of file mymalloc.cc.

Referenced by dlrealloc().

#define dlindependent_calloc myindependent_calloc

Definition at line 774 of file mymalloc.cc.

#define dlindependent_comalloc myindependent_comalloc

Definition at line 775 of file mymalloc.cc.

#define dlmallinfo mymallinfo

Definition at line 767 of file mymalloc.cc.

#define dlmalloc mymalloc

Definition at line 762 of file mymalloc.cc.

Referenced by dlcalloc(), and dlrealloc().

#define dlmalloc_footprint mymalloc_footprint

Definition at line 772 of file mymalloc.cc.

#define dlmalloc_max_footprint mymalloc_max_footprint

Definition at line 773 of file mymalloc.cc.

void dlmalloc_stats mymalloc_stats

Definition at line 770 of file mymalloc.cc.

#define dlmalloc_trim mymalloc_trim

Definition at line 769 of file mymalloc.cc.

#define dlmalloc_usable_size mymalloc_usable_size

Definition at line 771 of file mymalloc.cc.

#define DLMALLOC_VERSION 20804

Definition at line 488 of file mymalloc.cc.

#define dlmallopt mymallopt

Definition at line 768 of file mymalloc.cc.

#define dlmemalign mymemalign

Definition at line 763 of file mymalloc.cc.

Referenced by dlpvalloc(), and dlvalloc().

#define dlpvalloc mypvalloc

Definition at line 766 of file mymalloc.cc.

#define dlrealloc myrealloc

Definition at line 764 of file mymalloc.cc.

#define dlvalloc myvalloc

Definition at line 765 of file mymalloc.cc.

#define enable_lock ( M ) ((M)->mflags |= USE_LOCK_BIT)

Definition at line 2511 of file mymalloc.cc.

#define enable_mmap ( M ) ((M)->mflags |= USE_MMAP_BIT)

Definition at line 2515 of file mymalloc.cc.

Referenced by ialloc(), and mspace_track_large_chunks().

#define ensure_initialization ( ) (void)(mparams.magic != 0 || init_mparams())

Definition at line 2493 of file mymalloc.cc.

Referenced by change_mparam(), create_mspace(), create_mspace_with_base(), dlmalloc(), dlmalloc_trim(), dlpvalloc(), dlvalloc(), ialloc(), internal_mallinfo(), internal_malloc_stats(), sys_alloc(), and sys_trim().

#define EXTERN_BIT (8U)

Definition at line 1613 of file mymalloc.cc.

Referenced by create_mspace_with_base(), and destroy_mspace().

#define FENCEPOST_HEAD (INUSE_BITS|SIZE_T_SIZE)

Definition at line 2126 of file mymalloc.cc.

Referenced by add_segment(), internal_mallinfo(), internal_malloc_stats(), mmap_alloc(), and mmap_resize().

#define FLAG4_BIT (SIZE_T_FOUR)

Definition at line 2121 of file mymalloc.cc.

#define FLAG_BITS (PINUSE_BIT|CINUSE_BIT|FLAG4_BIT)

Definition at line 2123 of file mymalloc.cc.

#define fm gm

Referenced by G4VMultipleScattering::AddEmModel(), G4VEmProcess::AddEmModel(), G4hPairProductionModel::ComputeDMicroscopicCrossSection(), G4MuPairProductionModel::ComputeDMicroscopicCrossSection(), MuCrossSections::CRP_Mephi(), dlfree(), G4VEnergyLossProcess::GetDEDXDispersion(), G4ExcitedXiConstructor::GetMass(), G4ePolarizedBremsstrahlung::InitialiseEnergyLossProcess(), G4hPairProduction::InitialiseEnergyLossProcess(), G4hBremsstrahlung::InitialiseEnergyLossProcess(), G4MuPairProduction::InitialiseEnergyLossProcess(), G4eBremsstrahlung::InitialiseEnergyLossProcess(), G4MuBremsstrahlung::InitialiseEnergyLossProcess(), mspace_free(), G4EmConfigurator::PrepareModels(), G4WentzelVIRelXSection::SampleSingleScattering(), and G4WentzelOKandVIxSection::SampleSingleScattering().

#define FOOTERS 0

Definition at line 563 of file mymalloc.cc.

#define FORCEINLINE

Definition at line 752 of file mymalloc.cc.

#define FOUR_SIZE_T_SIZES (SIZE_T_SIZE<<2)

Definition at line 1451 of file mymalloc.cc.

Referenced by add_segment().

#define get_foot	(	p,
		s
	)	(((mchunkptr)((char*)(p) + (s)))->prev_foot)

Definition at line 2150 of file mymalloc.cc.

#define gm (&_gm_)

Definition at line 2499 of file mymalloc.cc.

Referenced by dlindependent_calloc(), dlindependent_comalloc(), dlmallinfo(), dlmalloc(), dlmalloc_footprint(), dlmalloc_max_footprint(), dlmalloc_stats(), dlmalloc_trim(), dlmemalign(), dlrealloc(), and init_mparams().

#define granularity_align ( S )

Value:

(((S) + (mparams.granularity - SIZE_T_ONE))\

& ~(mparams.granularity - SIZE_T_ONE))

SIZE_T_ONE

#define SIZE_T_ONE

Definition: mymalloc.cc:1447

mparams

static G4ThreadLocal struct malloc_params mparams

Definition: mymalloc.cc:2490

malloc_params::granularity

size_t granularity

Definition: mymalloc.cc:2484

Definition at line 2531 of file mymalloc.cc.

Referenced by create_mspace(), and sys_alloc().

#define HALF_MAX_SIZE_T (MAX_SIZE_T / 2U)

Definition at line 1453 of file mymalloc.cc.

Referenced by sys_alloc(), and sys_trim().

#define HAVE_MMAP 1

Definition at line 588 of file mymalloc.cc.

Referenced by create_mspace(), sys_alloc(), and sys_trim().

#define HAVE_MORECORE 1

Definition at line 607 of file mymalloc.cc.

Referenced by create_mspace(), sys_alloc(), and sys_trim().

#define HAVE_MREMAP 0

Definition at line 597 of file mymalloc.cc.

#define idx2bit ( i ) ((binmap_t)(1) << (i))

Definition at line 2774 of file mymalloc.cc.

Referenced by dlmalloc(), mspace_malloc(), and tmalloc_large().

#define INITIAL_LOCK ( l )

Definition at line 1904 of file mymalloc.cc.

Referenced by init_mparams(), and init_user_mstate().

#define INSECURE 0

Definition at line 585 of file mymalloc.cc.

#define insert_chunk	(	M,
		P,
		S
	)

Value:

if (is_small(S)) insert_small_chunk(M, P, S)\

else { tchunkptr TP = (tchunkptr)(P); insert_large_chunk(M, TP, S); }

malloc_tree_chunk

Definition: mymalloc.cc:2263

tchunkptr

struct malloc_tree_chunk * tchunkptr

Definition: mymalloc.cc:2276

insert_small_chunk

#define insert_small_chunk(M, P, S)

Definition: mymalloc.cc:3415

is_small

#define is_small(s)

Definition: mymalloc.cc:2682

insert_large_chunk

#define insert_large_chunk(M, X, S)

Definition: mymalloc.cc:3488

Definition at line 3629 of file mymalloc.cc.

Referenced by add_segment(), prepend_alloc(), and tmalloc_large().

#define insert_large_chunk	(	M,
		X,
		S
	)

Definition at line 3488 of file mymalloc.cc.

Referenced by dlfree(), mspace_free(), and release_unused_segments().

#define insert_small_chunk	(	M,
		P,
		S
	)

Value:

{\
  bindex_t I  = small_index(S);\
  mchunkptr B = smallbin_at(M, I);\
  mchunkptr F = B;\
  assert(S >= MIN_CHUNK_SIZE);\
  if (!smallmap_is_marked(M, I))\
    mark_smallmap(M, I);\
  else if (RTCHECK(ok_address(M, B->fd)))\
    F = B->fd;\
  else {\
    CORRUPTION_ERROR_ACTION(M);\
  }\
  B->fd = P;\
  F->bk = P;\
  P->fd = F;\
  P->bk = B;\
}

Definition at line 3415 of file mymalloc.cc.

Referenced by dlfree(), and mspace_free().

#define internal_free	(	m,
		mem
	)	if (m == gm) dlfree(mem); else mspace_free(m,mem);

Definition at line 3647 of file mymalloc.cc.

Referenced by internal_memalign(), and internal_realloc().

#define internal_malloc	(	m,
		b
	)	(m == gm)? dlmalloc(b) : mspace_malloc(m, b)

Definition at line 3645 of file mymalloc.cc.

Referenced by ialloc(), internal_memalign(), internal_realloc(), and mspace_calloc().

#define INUSE_BITS (PINUSE_BIT|CINUSE_BIT)

Definition at line 2122 of file mymalloc.cc.

Referenced by dlfree(), init_user_mstate(), and mspace_free().

#define is_aligned ( A ) (((size_t)((A)) & (CHUNK_ALIGN_MASK)) == 0)

Definition at line 1459 of file mymalloc.cc.

Referenced by add_segment(), and mmap_alloc().

#define is_extern_segment ( S ) ((S)->sflags & EXTERN_BIT)

Definition at line 2347 of file mymalloc.cc.

Referenced by release_unused_segments(), sys_alloc(), and sys_trim().

#define is_global ( M ) ((M) == &_gm_)

Definition at line 2500 of file mymalloc.cc.

Referenced by sys_alloc().

#define is_granularity_aligned ( S ) (((size_t)(S) & (mparams.granularity - SIZE_T_ONE)) == 0)

Definition at line 2548 of file mymalloc.cc.

#define is_initialized ( M ) ((M)->top != 0)

Definition at line 2504 of file mymalloc.cc.

Referenced by internal_mallinfo(), internal_malloc_stats(), sys_alloc(), and sys_trim().

#define is_inuse ( p ) (((p)->head & INUSE_BITS) != PINUSE_BIT)

Definition at line 2131 of file mymalloc.cc.

Referenced by dlmalloc_usable_size(), internal_mallinfo(), internal_malloc_stats(), mspace_usable_size(), prepend_alloc(), and release_unused_segments().

#define is_mmapped ( p ) (((p)->head & INUSE_BITS) == 0)

Definition at line 2132 of file mymalloc.cc.

Referenced by dlfree(), ialloc(), internal_memalign(), internal_realloc(), and mspace_free().

#define is_mmapped_segment ( S ) ((S)->sflags & USE_MMAP_BIT)

Definition at line 2346 of file mymalloc.cc.

Referenced by release_unused_segments(), and sys_trim().

#define is_page_aligned ( S ) (((size_t)(S) & (mparams.page_size - SIZE_T_ONE)) == 0)

Definition at line 2546 of file mymalloc.cc.

Referenced by sys_alloc().

#define is_small ( s ) (((s) >> SMALLBIN_SHIFT) < NSMALLBINS)

Definition at line 2682 of file mymalloc.cc.

Referenced by dlfree(), mmap_resize(), and mspace_free().

#define least_bit ( x ) ((x) & -(x))

Definition at line 2786 of file mymalloc.cc.

Referenced by dlmalloc(), mspace_malloc(), tmalloc_large(), and tmalloc_small().

#define left_bits ( x ) ((x<<1) | -(x<<1))

Definition at line 2789 of file mymalloc.cc.

Referenced by dlmalloc(), mspace_malloc(), and tmalloc_large().

#define leftmost_child ( t ) ((t)->child[0] != 0? (t)->child[0] : (t)->child[1])

Definition at line 2280 of file mymalloc.cc.

Referenced by tmalloc_large(), and tmalloc_small().

#define leftshift_for_tree_index ( i )

Value:

((i == NTREEBINS-1)? 0 : \

((SIZE_T_BITSIZE-SIZE_T_ONE) - (((i) >> 1) + TREEBIN_SHIFT - 2)))

SIZE_T_ONE

#define SIZE_T_ONE

Definition: mymalloc.cc:1447

TREEBIN_SHIFT

#define TREEBIN_SHIFT

Definition: mymalloc.cc:2441

NTREEBINS

#define NTREEBINS

Definition: mymalloc.cc:2438

SIZE_T_BITSIZE

#define SIZE_T_BITSIZE

Definition: mymalloc.cc:1442

Definition at line 2761 of file mymalloc.cc.

Referenced by tmalloc_large().

#define M_GRANULARITY (-2)

Definition at line 670 of file mymalloc.cc.

Referenced by change_mparam().

#define M_MMAP_THRESHOLD (-3)

Definition at line 671 of file mymalloc.cc.

Referenced by change_mparam().

#define M_TRIM_THRESHOLD (-1)

Definition at line 669 of file mymalloc.cc.

Referenced by change_mparam().

#define MALLINFO_FIELD_TYPE size_t

Definition at line 656 of file mymalloc.cc.

#define MALLOC_ALIGNMENT ((size_t)8U)

Definition at line 560 of file mymalloc.cc.

Referenced by init_mparams(), and internal_memalign().

#define MALLOC_FAILURE_ACTION errno = ENOMEM;

Definition at line 601 of file mymalloc.cc.

Referenced by internal_memalign(), internal_realloc(), and sys_alloc().

#define malloc_getpagesize ((size_t)4096U)

Definition at line 1425 of file mymalloc.cc.

Referenced by init_mparams().

#define mark_inuse_foot	(	M,
		p,
		s
	)

Definition at line 2906 of file mymalloc.cc.

Referenced by mmap_alloc(), and mmap_resize().

#define mark_smallmap	(	M,
		i
	)	((M)->smallmap \|= idx2bit(i))

Definition at line 2777 of file mymalloc.cc.

#define mark_treemap	(	M,
		i
	)	((M)->treemap \|= idx2bit(i))

Definition at line 2781 of file mymalloc.cc.

#define MAX_RELEASE_CHECK_RATE 4095

Definition at line 641 of file mymalloc.cc.

Referenced by init_user_mstate(), release_unused_segments(), and sys_alloc().

#define MAX_REQUEST ((-MIN_CHUNK_SIZE) << 2)

Definition at line 2097 of file mymalloc.cc.

Referenced by dlmalloc(), internal_memalign(), internal_realloc(), mspace_malloc(), and sys_trim().

#define MAX_SIZE_T (~(size_t)0)

Definition at line 545 of file mymalloc.cc.

Referenced by change_mparam(), dlcalloc(), dlmalloc(), init_mparams(), mspace_calloc(), mspace_malloc(), and sys_trim().

#define MAX_SMALL_REQUEST (MAX_SMALL_SIZE - CHUNK_ALIGN_MASK - CHUNK_OVERHEAD)

Definition at line 2444 of file mymalloc.cc.

Referenced by dlmalloc(), and mspace_malloc().

#define MAX_SMALL_SIZE (MIN_LARGE_SIZE - SIZE_T_ONE)

Definition at line 2443 of file mymalloc.cc.

#define MCHUNK_SIZE (sizeof(mchunk))

Definition at line 2073 of file mymalloc.cc.

Referenced by init_mparams().

#define mem2chunk ( mem ) ((mchunkptr)((char*)(mem) - TWO_SIZE_T_SIZES))

Definition at line 2092 of file mymalloc.cc.

Referenced by dlcalloc(), dlfree(), dlmalloc_usable_size(), dlrealloc(), ialloc(), init_user_mstate(), internal_memalign(), internal_realloc(), mspace_calloc(), mspace_free(), mspace_realloc(), mspace_usable_size(), and sys_alloc().

#define MFAIL ((void*)(MAX_SIZE_T))

Definition at line 1476 of file mymalloc.cc.

Referenced by sys_trim().

#define MIN_CHUNK_SIZE ((MCHUNK_SIZE + CHUNK_ALIGN_MASK) & ~CHUNK_ALIGN_MASK)

Definition at line 2087 of file mymalloc.cc.

Referenced by add_segment(), dlmalloc(), init_mparams(), internal_memalign(), internal_realloc(), mspace_malloc(), prepend_alloc(), tmalloc_large(), and tmalloc_small().

#define MIN_LARGE_SIZE (SIZE_T_ONE << TREEBIN_SHIFT)

Definition at line 2442 of file mymalloc.cc.

#define MIN_REQUEST (MIN_CHUNK_SIZE - CHUNK_OVERHEAD - SIZE_T_ONE)

Definition at line 2098 of file mymalloc.cc.

Referenced by dlmalloc(), and mspace_malloc().

#define MIN_SMALL_INDEX (small_index(MIN_CHUNK_SIZE))

Definition at line 2685 of file mymalloc.cc.

#define minsize_for_tree_index ( i )

Value:

((SIZE_T_ONE << (((i) >> 1) + TREEBIN_SHIFT)) | \

(((size_t)((i) & SIZE_T_ONE)) << (((i) >> 1) + TREEBIN_SHIFT - 1)))

SIZE_T_ONE

#define SIZE_T_ONE

Definition: mymalloc.cc:1447

TREEBIN_SHIFT

#define TREEBIN_SHIFT

Definition: mymalloc.cc:2441

Definition at line 2766 of file mymalloc.cc.

#define mmap_align ( S ) page_align(S)

Definition at line 2540 of file mymalloc.cc.

Referenced by mmap_alloc(), and mmap_resize().

#define MMAP_CHUNK_OVERHEAD (TWO_SIZE_T_SIZES)

Definition at line 2082 of file mymalloc.cc.

#define MMAP_CLEARS 1

Definition at line 591 of file mymalloc.cc.

#define MMAP_DEFAULT ( s )

Value:

((dev_zero_fd < 0) ? \
           (dev_zero_fd = open("/dev/zero", O_RDWR), \
            mmap(0, (s), MMAP_PROT, MMAP_FLAGS, dev_zero_fd, 0)) : \
            mmap(0, (s), MMAP_PROT, MMAP_FLAGS, dev_zero_fd, 0))

Definition at line 1497 of file mymalloc.cc.

#define MMAP_FLAGS (MAP_PRIVATE)

Definition at line 1495 of file mymalloc.cc.

#define MMAP_FOOT_PAD (FOUR_SIZE_T_SIZES)

Definition at line 2084 of file mymalloc.cc.

Referenced by dlfree(), mmap_alloc(), mmap_resize(), and mspace_free().

#define MMAP_PROT (PROT_READ|PROT_WRITE)

Definition at line 1483 of file mymalloc.cc.

#define MORECORE_CONTIGUOUS 1

Definition at line 615 of file mymalloc.cc.

Referenced by sys_alloc().

#define MORECORE_DEFAULT sbrk

Definition at line 613 of file mymalloc.cc.

#define MSPACES 1

Definition at line 485 of file mymalloc.cc.

Referenced by create_mspace().

#define MUNMAP_DEFAULT	(	a,
		s
	)	munmap((a), (s))

Definition at line 1482 of file mymalloc.cc.

#define next_chunk ( p ) ((mchunkptr)( ((char*)(p)) + ((p)->head & ~FLAG_BITS)))

Definition at line 2143 of file mymalloc.cc.

Referenced by init_user_mstate(), internal_mallinfo(), internal_malloc_stats(), and sys_alloc().

#define next_pinuse ( p ) ((next_chunk(p)->head) & PINUSE_BIT)

Definition at line 2147 of file mymalloc.cc.

#define NO_MALLINFO 0

Definition at line 653 of file mymalloc.cc.

#define NO_SEGMENT_TRAVERSAL 0

Definition at line 659 of file mymalloc.cc.

Referenced by release_unused_segments(), and sys_alloc().

#define NOINLINE

Definition at line 741 of file mymalloc.cc.

#define NSMALLBINS (32U)

Definition at line 2437 of file mymalloc.cc.

Referenced by init_bins().

#define NTREEBINS (32U)

Definition at line 2438 of file mymalloc.cc.

#define ok_address	(	M,
		a
	)	((char*)(a) >= (M)->least_addr)

Definition at line 2868 of file mymalloc.cc.

Referenced by dlfree(), internal_realloc(), mspace_free(), tmalloc_large(), and tmalloc_small().

#define ok_inuse ( p ) is_inuse(p)

Definition at line 2872 of file mymalloc.cc.

Referenced by dlfree(), internal_realloc(), and mspace_free().

#define ok_magic ( M ) (1)

Definition at line 2887 of file mymalloc.cc.

Referenced by destroy_mspace(), dlfree(), dlrealloc(), mspace_calloc(), mspace_footprint(), mspace_free(), mspace_independent_calloc(), mspace_independent_comalloc(), mspace_mallinfo(), mspace_malloc(), mspace_malloc_stats(), mspace_max_footprint(), mspace_memalign(), mspace_realloc(), and mspace_trim().

#define ok_next	(	p,
		n
	)	((char)(p) < (char)(n))

Definition at line 2870 of file mymalloc.cc.

Referenced by dlfree(), internal_realloc(), mspace_free(), tmalloc_large(), and tmalloc_small().

#define ok_pinuse ( p ) pinuse(p)

Definition at line 2874 of file mymalloc.cc.

Referenced by dlfree(), internal_realloc(), and mspace_free().

#define ONLY_MSPACES 0 /* define to a value */

Definition at line 548 of file mymalloc.cc.

Referenced by create_mspace().

#define overhead_for ( p ) (is_mmapped(p)? MMAP_CHUNK_OVERHEAD : CHUNK_OVERHEAD)

Definition at line 2162 of file mymalloc.cc.

Referenced by dlmalloc_usable_size(), internal_realloc(), and mspace_usable_size().

#define pad_request ( req ) (((req) + CHUNK_OVERHEAD + CHUNK_ALIGN_MASK) & ~CHUNK_ALIGN_MASK)

Definition at line 2101 of file mymalloc.cc.

Referenced by add_segment(), create_mspace(), create_mspace_with_base(), dlmalloc(), init_user_mstate(), and mspace_malloc().

#define page_align ( S ) (((S) + (mparams.page_size - SIZE_T_ONE)) & ~(mparams.page_size - SIZE_T_ONE))

Definition at line 2527 of file mymalloc.cc.

Referenced by sys_alloc().

#define pinuse ( p ) ((p)->head & PINUSE_BIT)

Definition at line 2130 of file mymalloc.cc.

Referenced by dlfree(), mspace_free(), and prepend_alloc().

#define PINUSE_BIT (SIZE_T_ONE)

Definition at line 2119 of file mymalloc.cc.

Referenced by dlfree(), dlmalloc(), init_top(), internal_realloc(), mspace_free(), mspace_malloc(), prepend_alloc(), and sys_alloc().

#define POSTACTION ( M )

Definition at line 2611 of file mymalloc.cc.

Referenced by dlfree(), dlmalloc(), dlmalloc_trim(), ialloc(), internal_mallinfo(), internal_malloc_stats(), internal_memalign(), internal_realloc(), mspace_free(), mspace_malloc(), mspace_track_large_chunks(), and mspace_trim().

#define PREACTION ( M ) (0)

Definition at line 2607 of file mymalloc.cc.

Referenced by dlfree(), dlmalloc(), dlmalloc_trim(), ialloc(), internal_mallinfo(), internal_malloc_stats(), internal_memalign(), internal_realloc(), mspace_free(), mspace_malloc(), mspace_track_large_chunks(), and mspace_trim().

#define prev_chunk ( p ) ((mchunkptr)( ((char*)(p)) - ((p)->prev_foot) ))

Definition at line 2144 of file mymalloc.cc.

#define PROCEED_ON_ERROR 0

Definition at line 572 of file mymalloc.cc.

#define RELEASE_MALLOC_GLOBAL_LOCK ( )

Definition at line 1916 of file mymalloc.cc.

Referenced by init_mparams(), sys_alloc(), and sys_trim().

#define replace_dv	(	M,
		P,
		S
	)

Value:

{\
  size_t DVS = M->dvsize;\
  if (DVS != 0) {\
    mchunkptr DV = M->dv;\
    assert(is_small(DVS));\
    insert_small_chunk(M, DV, DVS);\
  }\
  M->dvsize = S;\
  M->dv = P;\
}

Definition at line 3474 of file mymalloc.cc.

Referenced by dlmalloc(), mspace_malloc(), and tmalloc_small().

#define request2size ( req ) (((req) < MIN_REQUEST)? MIN_CHUNK_SIZE : pad_request(req))

Definition at line 2105 of file mymalloc.cc.

Referenced by ialloc(), internal_memalign(), and internal_realloc().

#define RTCHECK ( e ) (e)

Definition at line 2896 of file mymalloc.cc.

Referenced by dlfree(), internal_realloc(), mspace_free(), tmalloc_large(), and tmalloc_small().

#define same_or_left_bits ( x ) ((x) | -(x))

Definition at line 2792 of file mymalloc.cc.

#define segment_holds	(	S,
		A
	)	((char)(A) >= S->base && (char)(A) < S->base + S->size)

Definition at line 2552 of file mymalloc.cc.

Referenced by internal_mallinfo(), internal_malloc_stats(), release_unused_segments(), and sys_alloc().

#define set_foot	(	p,
		s
	)	(((mchunkptr)((char*)(p) + (s)))->prev_foot = (s))

Definition at line 2151 of file mymalloc.cc.

#define set_free_with_pinuse	(	p,
		s,
		n
	)	(clear_pinuse(n), set_size_and_pinuse_of_free_chunk(p, s))

Definition at line 2158 of file mymalloc.cc.

Referenced by add_segment(), dlfree(), mspace_free(), and prepend_alloc().

#define set_inuse	(	M,
		p,
		s
	)

Value:

((p)->head = (((p)->head & PINUSE_BIT)|s|CINUSE_BIT),\

((mchunkptr)(((char*)(p)) + (s)))->head |= PINUSE_BIT)

CINUSE_BIT

#define CINUSE_BIT

Definition: mymalloc.cc:2120

PINUSE_BIT

#define PINUSE_BIT

Definition: mymalloc.cc:2119

s

static const double s

Definition: G4SIunits.hh:150

malloc_chunk

Definition: mymalloc.cc:2057

Definition at line 2911 of file mymalloc.cc.

Referenced by internal_memalign(), and internal_realloc().

#define set_inuse_and_pinuse	(	M,
		p,
		s
	)

Value:

((p)->head = (s|PINUSE_BIT|CINUSE_BIT),\

((mchunkptr)(((char*)(p)) + (s)))->head |= PINUSE_BIT)

CINUSE_BIT

#define CINUSE_BIT

Definition: mymalloc.cc:2120

mchunkptr

struct malloc_chunk * mchunkptr

Definition: mymalloc.cc:2065

PINUSE_BIT

#define PINUSE_BIT

Definition: mymalloc.cc:2119

s

static const double s

Definition: G4SIunits.hh:150

Definition at line 2916 of file mymalloc.cc.

Referenced by dlmalloc(), internal_realloc(), mspace_malloc(), tmalloc_large(), and tmalloc_small().

#define set_lock	(	M,
		L
	)

Value:

((M)->mflags = (L)?\
  ((M)->mflags | USE_LOCK_BIT) :\
  ((M)->mflags & ~USE_LOCK_BIT))

Definition at line 2521 of file mymalloc.cc.

Referenced by create_mspace(), and create_mspace_with_base().

#define set_size_and_pinuse_of_free_chunk	(	p,
		s
	)	((p)->head = (s\|PINUSE_BIT), set_foot(p, s))

Definition at line 2154 of file mymalloc.cc.

Referenced by dlfree(), dlmalloc(), mspace_free(), mspace_malloc(), prepend_alloc(), tmalloc_large(), and tmalloc_small().

#define set_size_and_pinuse_of_inuse_chunk	(	M,
		p,
		s
	)	((p)->head = (s\|PINUSE_BIT\|CINUSE_BIT))

Definition at line 2921 of file mymalloc.cc.

Referenced by add_segment(), dlmalloc(), ialloc(), mspace_malloc(), prepend_alloc(), sys_alloc(), tmalloc_large(), and tmalloc_small().

#define should_trim	(	M,
		s
	)	((s) > (M)->trim_check)

Definition at line 2578 of file mymalloc.cc.

Referenced by dlfree(), and mspace_free().

#define SIX_SIZE_T_SIZES (FOUR_SIZE_T_SIZES+TWO_SIZE_T_SIZES)

Definition at line 1452 of file mymalloc.cc.

Referenced by mmap_alloc(), and mmap_resize().

#define SIZE_T_BITSIZE (sizeof(size_t) << 3)

Definition at line 1442 of file mymalloc.cc.

Referenced by tmalloc_large().

#define SIZE_T_FOUR ((size_t)4)

Definition at line 1449 of file mymalloc.cc.

#define SIZE_T_ONE ((size_t)1)

Definition at line 1447 of file mymalloc.cc.

Referenced by dlpvalloc(), init_mparams(), internal_mallinfo(), internal_memalign(), sys_trim(), and tmalloc_large().

#define SIZE_T_SIZE (sizeof(size_t))

Definition at line 1441 of file mymalloc.cc.

Referenced by add_segment(), dlmalloc(), ialloc(), mmap_alloc(), mmap_resize(), and mspace_malloc().

#define SIZE_T_TWO ((size_t)2)

Definition at line 1448 of file mymalloc.cc.

#define SIZE_T_ZERO ((size_t)0)

Definition at line 1446 of file mymalloc.cc.

#define small_index ( s ) ((s) >> SMALLBIN_SHIFT)

Definition at line 2683 of file mymalloc.cc.

Referenced by dlmalloc(), and mspace_malloc().

#define small_index2size ( i ) ((i) << SMALLBIN_SHIFT)

Definition at line 2684 of file mymalloc.cc.

Referenced by dlmalloc(), and mspace_malloc().

#define smallbin_at	(	M,
		i
	)	((sbinptr)((char*)&((M)->smallbins[(i)<<1])))

Definition at line 2688 of file mymalloc.cc.

Referenced by dlmalloc(), init_bins(), and mspace_malloc().

#define SMALLBIN_SHIFT (3U)

Definition at line 2439 of file mymalloc.cc.

#define SMALLBIN_WIDTH (SIZE_T_ONE << SMALLBIN_SHIFT)

Definition at line 2440 of file mymalloc.cc.

#define smallmap_is_marked	(	M,
		i
	)	((M)->smallmap & idx2bit(i))

Definition at line 2779 of file mymalloc.cc.

#define SPIN_LOCKS_AVAILABLE 0

Definition at line 541 of file mymalloc.cc.

#define STRUCT_MALLINFO_DECLARED 1

Definition at line 706 of file mymalloc.cc.

#define SYS_ALLOC_PADDING (TOP_FOOT_SIZE + MALLOC_ALIGNMENT)

Definition at line 2544 of file mymalloc.cc.

Referenced by sys_alloc().

#define TOP_FOOT_SIZE (align_offset(chunk2mem(0))+pad_request(sizeof(struct malloc_segment))+MIN_CHUNK_SIZE)

Definition at line 2588 of file mymalloc.cc.

Referenced by add_segment(), create_mspace(), create_mspace_with_base(), init_top(), init_user_mstate(), internal_mallinfo(), internal_malloc_stats(), release_unused_segments(), sys_alloc(), and sys_trim().

#define treebin_at	(	M,
		i
	)	(&((M)->treebins[i]))

Definition at line 2689 of file mymalloc.cc.

Referenced by tmalloc_large(), and tmalloc_small().

#define TREEBIN_SHIFT (8U)

Definition at line 2441 of file mymalloc.cc.

#define treemap_is_marked	(	M,
		i
	)	((M)->treemap & idx2bit(i))

Definition at line 2783 of file mymalloc.cc.

#define TWO_SIZE_T_SIZES (SIZE_T_SIZE<<1)

Definition at line 1450 of file mymalloc.cc.

#define unlink_chunk	(	M,
		P,
		S
	)

Value:

if (is_small(S)) unlink_small_chunk(M, P, S)\

else { tchunkptr TP = (tchunkptr)(P); unlink_large_chunk(M, TP); }

malloc_tree_chunk

Definition: mymalloc.cc:2263

tchunkptr

struct malloc_tree_chunk * tchunkptr

Definition: mymalloc.cc:2276

is_small

#define is_small(s)

Definition: mymalloc.cc:2682

unlink_large_chunk

#define unlink_large_chunk(M, X)

Definition: mymalloc.cc:3556

unlink_small_chunk

#define unlink_small_chunk(M, P, S)

Definition: mymalloc.cc:3434

Definition at line 3633 of file mymalloc.cc.

Referenced by dlfree(), mspace_free(), and prepend_alloc().

#define unlink_first_small_chunk	(	M,
		B,
		P,
		I
	)

Value:

{\
  mchunkptr F = P->fd;\
  assert(P != B);\
  assert(P != F);\
  assert(chunksize(P) == small_index2size(I));\
  if (B == F)\
    clear_smallmap(M, I);\
  else if (RTCHECK(ok_address(M, F))) {\
    B->fd = F;\
    F->bk = B;\
  }\
  else {\
    CORRUPTION_ERROR_ACTION(M);\
  }\
}

Definition at line 3454 of file mymalloc.cc.

Referenced by dlmalloc(), and mspace_malloc().

#define unlink_large_chunk	(	M,
		X
	)

Definition at line 3556 of file mymalloc.cc.

Referenced by release_unused_segments(), tmalloc_large(), and tmalloc_small().

#define unlink_small_chunk	(	M,
		P,
		S
	)

Value:

{\
  mchunkptr F = P->fd;\
  mchunkptr B = P->bk;\
  bindex_t I = small_index(S);\
  assert(P != B);\
  assert(P != F);\
  assert(chunksize(P) == small_index2size(I));\
  if (F == B)\
    clear_smallmap(M, I);\
  else if (RTCHECK((F == smallbin_at(M,I) || ok_address(M, F)) &&\
                   (B == smallbin_at(M,I) || ok_address(M, B)))) {\
    F->bk = B;\
    B->fd = F;\
  }\
  else {\
    CORRUPTION_ERROR_ACTION(M);\
  }\
}

Definition at line 3434 of file mymalloc.cc.

#define USAGE_ERROR_ACTION	(	m,
		p
	)	ABORT

Definition at line 2642 of file mymalloc.cc.

Referenced by destroy_mspace(), dlfree(), dlrealloc(), internal_realloc(), mspace_calloc(), mspace_footprint(), mspace_free(), mspace_independent_calloc(), mspace_independent_comalloc(), mspace_mallinfo(), mspace_malloc(), mspace_malloc_stats(), mspace_max_footprint(), mspace_memalign(), mspace_realloc(), and mspace_trim().

#define USE_BUILTIN_FFS 0

Definition at line 647 of file mymalloc.cc.

#define USE_DEV_RANDOM 0

Definition at line 650 of file mymalloc.cc.

#define use_lock ( M ) ((M)->mflags & USE_LOCK_BIT)

Definition at line 2510 of file mymalloc.cc.

#define USE_LOCK_BIT (0U)

Definition at line 1903 of file mymalloc.cc.

Referenced by init_mparams().

#define USE_LOCKS 0

Definition at line 575 of file mymalloc.cc.

Referenced by create_mspace().

#define use_mmap ( M ) ((M)->mflags & USE_MMAP_BIT)

Definition at line 2514 of file mymalloc.cc.

Referenced by ialloc(), mspace_track_large_chunks(), and sys_alloc().

#define USE_MMAP_BIT (SIZE_T_ONE)

Define CALL_MMAP/CALL_MUNMAP/CALL_DIRECT_MMAP.

Definition at line 1568 of file mymalloc.cc.

Referenced by create_mspace(), destroy_mspace(), init_mparams(), and sys_alloc().

#define use_noncontiguous ( M ) ((M)->mflags & USE_NONCONTIGUOUS_BIT)

Definition at line 2518 of file mymalloc.cc.

Referenced by sys_alloc().

#define USE_NONCONTIGUOUS_BIT (4U)

Definition at line 1610 of file mymalloc.cc.

Referenced by init_mparams().

#define USE_SPIN_LOCKS 0

Definition at line 581 of file mymalloc.cc.

Typedef Documentation

typedef unsigned int bindex_t

Definition at line 2067 of file mymalloc.cc.

typedef unsigned int binmap_t

Definition at line 2068 of file mymalloc.cc.

typedef unsigned int flag_t

Definition at line 2069 of file mymalloc.cc.

typedef struct malloc_chunk mchunk

Definition at line 2064 of file mymalloc.cc.

typedef struct malloc_chunk* mchunkptr

Definition at line 2065 of file mymalloc.cc.

typedef struct malloc_segment msegment

Definition at line 2349 of file mymalloc.cc.

typedef struct malloc_segment* msegmentptr

Definition at line 2350 of file mymalloc.cc.

typedef void* mspace

Definition at line 1123 of file mymalloc.cc.

typedef struct malloc_state* mstate

Definition at line 2470 of file mymalloc.cc.

typedef struct malloc_chunk* sbinptr

Definition at line 2066 of file mymalloc.cc.

typedef struct malloc_tree_chunk* tbinptr

Definition at line 2277 of file mymalloc.cc.

typedef struct malloc_tree_chunk tchunk

Definition at line 2275 of file mymalloc.cc.

typedef struct malloc_tree_chunk* tchunkptr

Definition at line 2276 of file mymalloc.cc.

Function Documentation

static void add_segment	(	mstate	m,
		char *	tbase,
		size_t	tsize,
		flag_t	mmapped
	)

static

Definition at line 3815 of file mymalloc.cc.

References align_offset, assert, malloc_segment::base, check_top_chunk, chunk2mem, CHUNK_ALIGN_MASK, chunk_plus_offset, FENCEPOST_HEAD, FOUR_SIZE_T_SIZES, malloc_chunk::head, init_top(), insert_chunk, is_aligned, MIN_CHUNK_SIZE, malloc_segment::next, pad_request, malloc_state::seg, segment_holding(), set_free_with_pinuse, set_size_and_pinuse_of_inuse_chunk, malloc_segment::sflags, malloc_segment::size, SIZE_T_SIZE, malloc_state::top, and TOP_FOOT_SIZE.

Referenced by sys_alloc().

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static int change_mparam	(	int	param_number,
		int	value
	)

static

Definition at line 3038 of file mymalloc.cc.

References ensure_initialization, malloc_params::granularity, M_GRANULARITY, M_MMAP_THRESHOLD, M_TRIM_THRESHOLD, MAX_SIZE_T, malloc_params::mmap_threshold, mparams, malloc_params::page_size, and malloc_params::trim_threshold.

Referenced by dlmallopt(), and mspace_mallopt().

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mspace create_mspace	(	size_t	capacity,
		int	locked
	)

Definition at line 4974 of file mymalloc.cc.

References CALL_MMAP, CMFAIL, ensure_initialization, malloc_params::granularity, granularity_align, HAVE_MMAP, HAVE_MORECORE, init_user_mstate(), m, mparams, MSPACES, ONLY_MSPACES, pad_request, malloc_params::page_size, malloc_state::seg, set_lock, malloc_segment::sflags, TOP_FOOT_SIZE, USE_LOCKS, and USE_MMAP_BIT.

Referenced by calloc(), malloc(), realloc(), and valloc().

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mspace create_mspace_with_base	(	void *	base,
		size_t	capacity,
		int	locked
	)

Definition at line 5005 of file mymalloc.cc.

References ensure_initialization, EXTERN_BIT, init_user_mstate(), m, mparams, pad_request, malloc_params::page_size, malloc_state::seg, set_lock, malloc_segment::sflags, and TOP_FOOT_SIZE.

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size_t destroy_mspace ( mspace msp )

Definition at line 5034 of file mymalloc.cc.

References malloc_segment::base, CALL_MUNMAP, EXTERN_BIT, ms, malloc_segment::next, ok_magic, malloc_state::seg, malloc_segment::sflags, malloc_segment::size, USAGE_ERROR_ACTION, and USE_MMAP_BIT.

void * dlcalloc	(	size_t	n_elements,
		size_t	elem_size
	)

Definition at line 4837 of file mymalloc.cc.

References calloc_must_clear, dlmalloc, MAX_SIZE_T, and mem2chunk.

void dlfree ( void * mem )

Definition at line 4728 of file mymalloc.cc.

References CALL_MUNMAP, check_free_chunk, check_inuse_chunk, chunk_minus_offset, chunk_plus_offset, chunksize, cinuse, malloc_state::dv, malloc_state::dvsize, fm, malloc_state::footprint, malloc_chunk::head, insert_large_chunk, insert_small_chunk, INUSE_BITS, is_mmapped, is_small, mem2chunk, MMAP_FOOT_PAD, ok_address, ok_inuse, ok_magic, ok_next, ok_pinuse, pinuse, PINUSE_BIT, POSTACTION, PREACTION, malloc_chunk::prev_foot, malloc_state::release_checks, release_unused_segments(), RTCHECK, set_free_with_pinuse, set_size_and_pinuse_of_free_chunk, should_trim, sys_trim(), malloc_state::top, malloc_state::topsize, G4InuclParticleNames::tp, unlink_chunk, and USAGE_ERROR_ACTION.

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void** dlindependent_calloc	(	size_t	,
		size_t	,
		void **
	)

void** dlindependent_calloc	(	size_t	n_elements,
		size_t	elem_size,
		void *	chunks[]
	)

Definition at line 4879 of file mymalloc.cc.

References gm, and ialloc().

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void** dlindependent_comalloc	(	size_t	,
		size_t *	,
		void **
	)

void** dlindependent_comalloc	(	size_t	n_elements,
		size_t	sizes[],
		void *	chunks[]
	)

Definition at line 4885 of file mymalloc.cc.

References gm, and ialloc().

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struct mallinfo dlmallinfo ( void )

Definition at line 4923 of file mymalloc.cc.

References gm, and internal_mallinfo().

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void * dlmalloc ( size_t bytes )

Definition at line 4592 of file mymalloc.cc.

References assert, check_malloced_chunk, check_top_chunk, chunk2mem, chunk_plus_offset, chunksize, compute_bit2idx, ensure_initialization, malloc_chunk::fd, gm, malloc_chunk::head, idx2bit, least_bit, left_bits, MAX_REQUEST, MAX_SIZE_T, MAX_SMALL_REQUEST, MIN_CHUNK_SIZE, MIN_REQUEST, pad_request, PINUSE_BIT, POSTACTION, PREACTION, replace_dv, set_inuse_and_pinuse, set_size_and_pinuse_of_free_chunk, set_size_and_pinuse_of_inuse_chunk, SIZE_T_SIZE, small_index, small_index2size, smallbin_at, sys_alloc(), tmalloc_large(), tmalloc_small(), and unlink_first_small_chunk.

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size_t dlmalloc_footprint ( void )

Definition at line 4914 of file mymalloc.cc.

References gm.

size_t dlmalloc_max_footprint ( void )

Definition at line 4918 of file mymalloc.cc.

References gm.

void dlmalloc_stats ( void )

Definition at line 4928 of file mymalloc.cc.

References gm, and internal_malloc_stats().

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int dlmalloc_trim ( size_t pad )

Definition at line 4904 of file mymalloc.cc.

References ensure_initialization, gm, POSTACTION, PREACTION, and sys_trim().

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size_t dlmalloc_usable_size ( void * mem )

Definition at line 4938 of file mymalloc.cc.

References chunksize, is_inuse, mem2chunk, and overhead_for.

int dlmallopt	(	int	param_number,
		int	value
	)

Definition at line 4932 of file mymalloc.cc.

References change_mparam().

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void * dlmemalign	(	size_t	alignment,
		size_t	bytes
	)

Definition at line 4875 of file mymalloc.cc.

References gm, and internal_memalign().

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void * dlpvalloc ( size_t bytes )

Definition at line 4897 of file mymalloc.cc.

References dlmemalign, ensure_initialization, mparams, malloc_params::page_size, and SIZE_T_ONE.

void * dlrealloc	(	void *	oldmem,
		size_t	bytes
	)

Definition at line 4852 of file mymalloc.cc.

References dlfree, dlmalloc, gm, internal_realloc(), mem2chunk, ok_magic, and USAGE_ERROR_ACTION.

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void * dlvalloc ( size_t bytes )

Definition at line 4890 of file mymalloc.cc.

References dlmemalign, ensure_initialization, mparams, and malloc_params::page_size.

static int has_segment_link	(	mstate	m,
		msegmentptr	ss
	)

static

Definition at line 2567 of file mymalloc.cc.

References malloc_segment::base, malloc_segment::next, malloc_state::seg, malloc_segment::size, and G4InuclParticleNames::sp.

Referenced by sys_trim().

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static void** ialloc	(	mstate	m,
		size_t	n_elements,
		size_t *	sizes,
		int	opts,
		void *	chunks[]
	)

static

Definition at line 4460 of file mymalloc.cc.

References assert, check_inuse_chunk, chunk2mem, CHUNK_OVERHEAD, chunk_plus_offset, chunksize, disable_mmap, enable_mmap, ensure_initialization, internal_malloc, is_mmapped, mem2chunk, POSTACTION, PREACTION, request2size, set_size_and_pinuse_of_inuse_chunk, SIZE_T_SIZE, and use_mmap.

Referenced by dlindependent_calloc(), dlindependent_comalloc(), mspace_independent_calloc(), and mspace_independent_comalloc().

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static void init_bins ( mstate m )

static

Definition at line 3744 of file mymalloc.cc.

References malloc_chunk::bk, malloc_chunk::fd, NSMALLBINS, and smallbin_at.

Referenced by init_user_mstate(), and sys_alloc().

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static int init_mparams ( void )

static

static void init_top	(	mstate	m,
		mchunkptr	p,
		size_t	psize
	)

static

Definition at line 3729 of file mymalloc.cc.

References align_offset, chunk2mem, chunk_plus_offset, malloc_chunk::head, mparams, PINUSE_BIT, malloc_state::top, TOP_FOOT_SIZE, malloc_state::topsize, malloc_state::trim_check, and malloc_params::trim_threshold.

Referenced by add_segment(), init_user_mstate(), sys_alloc(), and sys_trim().

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static mstate init_user_mstate	(	char *	tbase,
		size_t	tsize
	)

static

Definition at line 4951 of file mymalloc.cc.

References align_as_chunk, malloc_segment::base, check_top_chunk, chunk2mem, malloc_params::default_mflags, disable_contiguous, malloc_state::extp, malloc_state::exts, malloc_state::footprint, malloc_chunk::head, init_bins(), init_top(), INITIAL_LOCK, INUSE_BITS, malloc_state::least_addr, m, malloc_state::magic, malloc_params::magic, malloc_state::max_footprint, MAX_RELEASE_CHECK_RATE, mem2chunk, malloc_state::mflags, mparams, next_chunk, pad_request, malloc_state::release_checks, malloc_state::seg, malloc_segment::size, malloc_state::top, and TOP_FOOT_SIZE.

Referenced by create_mspace(), and create_mspace_with_base().

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static struct mallinfo internal_mallinfo ( mstate m )

static

Definition at line 3332 of file mymalloc.cc.

References align_as_chunk, mallinfo::arena, malloc_segment::base, check_malloc_state, chunksize, ensure_initialization, FENCEPOST_HEAD, malloc_state::footprint, mallinfo::fordblks, mallinfo::hblkhd, malloc_chunk::head, is_initialized, is_inuse, mallinfo::keepcost, malloc_state::max_footprint, malloc_segment::next, next_chunk, mallinfo::ordblks, POSTACTION, PREACTION, malloc_state::seg, segment_holds, SIZE_T_ONE, malloc_state::top, TOP_FOOT_SIZE, malloc_state::topsize, mallinfo::uordblks, and mallinfo::usmblks.

Referenced by dlmallinfo(), and mspace_mallinfo().

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static void internal_malloc_stats ( mstate m )

static

Definition at line 3372 of file mymalloc.cc.

References align_as_chunk, malloc_segment::base, check_malloc_state, chunksize, ensure_initialization, FENCEPOST_HEAD, malloc_state::footprint, malloc_chunk::head, is_initialized, is_inuse, malloc_state::max_footprint, malloc_segment::next, next_chunk, POSTACTION, PREACTION, malloc_state::seg, segment_holds, malloc_state::top, TOP_FOOT_SIZE, and malloc_state::topsize.

Referenced by dlmalloc_stats(), and mspace_malloc_stats().

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static void* internal_memalign	(	mstate	m,
		size_t	alignment,
		size_t	bytes
	)

static

Definition at line 4373 of file mymalloc.cc.

References a, assert, check_inuse_chunk, chunk2mem, CHUNK_OVERHEAD, chunk_plus_offset, chunksize, malloc_chunk::head, internal_free, internal_malloc, is_mmapped, MALLOC_ALIGNMENT, MALLOC_FAILURE_ACTION, MAX_REQUEST, mem2chunk, MIN_CHUNK_SIZE, pos, POSTACTION, PREACTION, malloc_chunk::prev_foot, request2size, set_inuse, and SIZE_T_ONE.

Referenced by dlmemalign(), and mspace_memalign().

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static void* internal_realloc	(	mstate	m,
		void *	oldmem,
		size_t	bytes
	)

static

Definition at line 4298 of file mymalloc.cc.

References check_inuse_chunk, chunk2mem, chunk_plus_offset, chunksize, malloc_chunk::head, internal_free, internal_malloc, is_mmapped, MALLOC_FAILURE_ACTION, MAX_REQUEST, mem2chunk, MIN_CHUNK_SIZE, mmap_resize(), ok_address, ok_inuse, ok_next, ok_pinuse, overhead_for, PINUSE_BIT, POSTACTION, PREACTION, request2size, RTCHECK, set_inuse, set_inuse_and_pinuse, malloc_state::top, malloc_state::topsize, and USAGE_ERROR_ACTION.

Referenced by dlrealloc(), and mspace_realloc().

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static void* mmap_alloc	(	mstate	m,
		size_t	nb
	)

static

Definition at line 3666 of file mymalloc.cc.

References align_offset, assert, CALL_DIRECT_MMAP, check_mmapped_chunk, chunk2mem, CHUNK_ALIGN_MASK, chunk_plus_offset, CMFAIL, FENCEPOST_HEAD, malloc_state::footprint, malloc_chunk::head, is_aligned, malloc_state::least_addr, mark_inuse_foot, malloc_state::max_footprint, mm, mmap_align, MMAP_FOOT_PAD, malloc_chunk::prev_foot, SIX_SIZE_T_SIZES, and SIZE_T_SIZE.

Referenced by sys_alloc().

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static mchunkptr mmap_resize	(	mstate	m,
		mchunkptr	oldp,
		size_t	nb
	)

static

Definition at line 3693 of file mymalloc.cc.

References CALL_MREMAP, check_mmapped_chunk, CHUNK_ALIGN_MASK, chunk_plus_offset, chunksize, CMFAIL, cp, FENCEPOST_HEAD, malloc_state::footprint, malloc_params::granularity, malloc_chunk::head, is_small, malloc_state::least_addr, mark_inuse_foot, malloc_state::max_footprint, mmap_align, MMAP_FOOT_PAD, mparams, malloc_chunk::prev_foot, SIX_SIZE_T_SIZES, and SIZE_T_SIZE.

Referenced by internal_realloc().

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void * mspace_calloc	(	mspace	msp,
		size_t	n_elements,
		size_t	elem_size
	)

Definition at line 5276 of file mymalloc.cc.

References calloc_must_clear, internal_malloc, MAX_SIZE_T, mem2chunk, ms, ok_magic, and USAGE_ERROR_ACTION.

Referenced by calloc().

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size_t mspace_footprint ( mspace msp )

Definition at line 5375 of file mymalloc.cc.

References malloc_state::footprint, ms, ok_magic, and USAGE_ERROR_ACTION.

void mspace_free	(	mspace	msp,
		void *	mem
	)

Definition at line 5175 of file mymalloc.cc.

References CALL_MUNMAP, check_free_chunk, check_inuse_chunk, chunk_minus_offset, chunk_plus_offset, chunksize, cinuse, malloc_state::dv, malloc_state::dvsize, fm, malloc_state::footprint, malloc_chunk::head, insert_large_chunk, insert_small_chunk, INUSE_BITS, is_mmapped, is_small, mem2chunk, MMAP_FOOT_PAD, ok_address, ok_inuse, ok_magic, ok_next, ok_pinuse, pinuse, PINUSE_BIT, POSTACTION, PREACTION, malloc_chunk::prev_foot, malloc_state::release_checks, release_unused_segments(), RTCHECK, set_free_with_pinuse, set_size_and_pinuse_of_free_chunk, should_trim, sys_trim(), malloc_state::top, malloc_state::topsize, G4InuclParticleNames::tp, unlink_chunk, and USAGE_ERROR_ACTION.

Referenced by cfree(), free(), and mspace_realloc().

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void ** mspace_independent_calloc	(	mspace	msp,
		size_t	n_elements,
		size_t	elem_size,
		void *	chunks[]
	)

Definition at line 5329 of file mymalloc.cc.

References ialloc(), ms, ok_magic, and USAGE_ERROR_ACTION.

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void ** mspace_independent_comalloc	(	mspace	msp,
		size_t	n_elements,
		size_t	sizes[],
		void *	chunks[]
	)

Definition at line 5340 of file mymalloc.cc.

References ialloc(), ms, ok_magic, and USAGE_ERROR_ACTION.

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struct mallinfo mspace_mallinfo ( mspace msp )

Definition at line 5402 of file mymalloc.cc.

References internal_mallinfo(), ms, ok_magic, and USAGE_ERROR_ACTION.

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void * mspace_malloc	(	mspace	msp,
		size_t	bytes
	)

Definition at line 5061 of file mymalloc.cc.

References assert, check_malloced_chunk, check_top_chunk, chunk2mem, chunk_plus_offset, chunksize, compute_bit2idx, malloc_state::dv, malloc_state::dvsize, malloc_chunk::fd, malloc_chunk::head, idx2bit, least_bit, left_bits, MAX_REQUEST, MAX_SIZE_T, MAX_SMALL_REQUEST, MIN_CHUNK_SIZE, MIN_REQUEST, ms, ok_magic, pad_request, PINUSE_BIT, POSTACTION, PREACTION, replace_dv, set_inuse_and_pinuse, set_size_and_pinuse_of_free_chunk, set_size_and_pinuse_of_inuse_chunk, SIZE_T_SIZE, small_index, small_index2size, smallbin_at, malloc_state::smallmap, sys_alloc(), tmalloc_large(), tmalloc_small(), malloc_state::top, malloc_state::topsize, malloc_state::treemap, unlink_first_small_chunk, and USAGE_ERROR_ACTION.

Referenced by malloc(), mspace_realloc(), and valloc().

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void mspace_malloc_stats ( mspace msp )

Definition at line 5365 of file mymalloc.cc.

References internal_malloc_stats(), ms, ok_magic, and USAGE_ERROR_ACTION.

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int mspace_mallopt	(	int	param_number,
		int	value
	)

Definition at line 5420 of file mymalloc.cc.

References change_mparam().

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size_t mspace_max_footprint ( mspace msp )

Definition at line 5388 of file mymalloc.cc.

References malloc_state::max_footprint, ms, ok_magic, and USAGE_ERROR_ACTION.

void * mspace_memalign	(	mspace	msp,
		size_t	alignment,
		size_t	bytes
	)

Definition at line 5320 of file mymalloc.cc.

References internal_memalign(), ms, ok_magic, and USAGE_ERROR_ACTION.

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void * mspace_realloc	(	mspace	msp,
		void *	mem,
		size_t	newsize
	)

Definition at line 5296 of file mymalloc.cc.

References internal_realloc(), mem2chunk, ms, mspace_free(), mspace_malloc(), ok_magic, and USAGE_ERROR_ACTION.

Referenced by realloc().

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int mspace_track_large_chunks	(	mspace	msp,
		int	enable
	)

Definition at line 5019 of file mymalloc.cc.

References disable_mmap, enable_mmap, ms, POSTACTION, PREACTION, and use_mmap.

int mspace_trim	(	mspace	msp,
		size_t	pad
	)

Definition at line 5350 of file mymalloc.cc.

References ms, ok_magic, POSTACTION, PREACTION, sys_trim(), and USAGE_ERROR_ACTION.

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size_t mspace_usable_size ( void * mem )

Definition at line 5411 of file mymalloc.cc.

References chunksize, is_inuse, mem2chunk, and overhead_for.

static void* prepend_alloc	(	mstate	m,
		char *	newbase,
		char *	oldbase,
		size_t	nb
	)

static

Definition at line 3773 of file mymalloc.cc.

References align_as_chunk, assert, check_free_chunk, check_malloced_chunk, check_top_chunk, chunk2mem, chunk_plus_offset, chunksize, malloc_state::dv, malloc_state::dvsize, malloc_chunk::head, insert_chunk, is_inuse, MIN_CHUNK_SIZE, pinuse, PINUSE_BIT, set_free_with_pinuse, set_size_and_pinuse_of_free_chunk, set_size_and_pinuse_of_inuse_chunk, malloc_state::top, malloc_state::topsize, and unlink_chunk.

Referenced by sys_alloc().

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static size_t release_unused_segments ( mstate m )

static

Definition at line 4073 of file mymalloc.cc.

References align_as_chunk, assert, malloc_segment::base, CALL_MUNMAP, chunksize, malloc_state::dv, malloc_state::dvsize, malloc_state::footprint, insert_large_chunk, is_extern_segment, is_inuse, is_mmapped_segment, MAX_RELEASE_CHECK_RATE, malloc_segment::next, NO_SEGMENT_TRAVERSAL, malloc_state::release_checks, malloc_state::seg, segment_holds, malloc_segment::size, G4InuclParticleNames::sp, TOP_FOOT_SIZE, G4InuclParticleNames::tp, and unlink_large_chunk.

Referenced by dlfree(), mspace_free(), and sys_trim().

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static msegmentptr segment_holding	(	mstate	m,
		char *	addr
	)

static

Definition at line 2556 of file mymalloc.cc.

References malloc_segment::base, malloc_segment::next, malloc_state::seg, malloc_segment::size, and G4InuclParticleNames::sp.

Referenced by add_segment(), sys_alloc(), and sys_trim().

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static void* sys_alloc	(	mstate	m,
		size_t	nb
	)

static

Definition at line 3870 of file mymalloc.cc.

References ACQUIRE_MALLOC_GLOBAL_LOCK, add_segment(), malloc_segment::base, CALL_MMAP, CALL_MORECORE, check_malloced_chunk, check_top_chunk, chunk2mem, chunk_plus_offset, CMFAIL, disable_contiguous, ensure_initialization, malloc_state::footprint, granularity_align, HALF_MAX_SIZE_T, HAVE_MMAP, HAVE_MORECORE, malloc_chunk::head, init_bins(), init_top(), is_extern_segment, is_global, is_initialized, is_page_aligned, malloc_state::least_addr, malloc_state::magic, malloc_params::magic, MALLOC_FAILURE_ACTION, malloc_state::max_footprint, MAX_RELEASE_CHECK_RATE, mem2chunk, mmap_alloc(), malloc_params::mmap_threshold, MORECORE_CONTIGUOUS, mparams, malloc_segment::next, next_chunk, NO_SEGMENT_TRAVERSAL, page_align, PINUSE_BIT, prepend_alloc(), malloc_state::release_checks, RELEASE_MALLOC_GLOBAL_LOCK, malloc_state::seg, segment_holding(), segment_holds, set_size_and_pinuse_of_inuse_chunk, malloc_segment::sflags, malloc_segment::size, SYS_ALLOC_PADDING, malloc_state::top, TOP_FOOT_SIZE, malloc_state::topsize, use_mmap, USE_MMAP_BIT, and use_noncontiguous.

Referenced by dlmalloc(), and mspace_malloc().

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static int sys_trim	(	mstate	m,
		size_t	pad
	)

static

Definition at line 4120 of file mymalloc.cc.

References ACQUIRE_MALLOC_GLOBAL_LOCK, malloc_segment::base, CALL_MORECORE, CALL_MREMAP, CALL_MUNMAP, check_top_chunk, CMFAIL, ensure_initialization, malloc_state::footprint, malloc_params::granularity, HALF_MAX_SIZE_T, has_segment_link(), HAVE_MMAP, HAVE_MORECORE, init_top(), is_extern_segment, is_initialized, is_mmapped_segment, MAX_REQUEST, MAX_SIZE_T, MFAIL, mparams, RELEASE_MALLOC_GLOBAL_LOCK, release_unused_segments(), segment_holding(), malloc_segment::size, SIZE_T_ONE, malloc_state::top, TOP_FOOT_SIZE, malloc_state::topsize, and malloc_state::trim_check.

Referenced by dlfree(), dlmalloc_trim(), mspace_free(), and mspace_trim().

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static void* tmalloc_large	(	mstate	m,
		size_t	nb
	)

static

Definition at line 4188 of file mymalloc.cc.

References assert, malloc_tree_chunk::child, chunk2mem, chunk_plus_offset, chunksize, compute_bit2idx, compute_tree_index, CORRUPTION_ERROR_ACTION, malloc_state::dvsize, idx2bit, insert_chunk, least_bit, left_bits, leftmost_child, leftshift_for_tree_index, MIN_CHUNK_SIZE, ok_address, ok_next, RTCHECK, set_inuse_and_pinuse, set_size_and_pinuse_of_free_chunk, set_size_and_pinuse_of_inuse_chunk, SIZE_T_BITSIZE, SIZE_T_ONE, treebin_at, malloc_state::treemap, and unlink_large_chunk.

Referenced by dlmalloc(), and mspace_malloc().

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static void* tmalloc_small	(	mstate	m,
		size_t	nb
	)

static

Definition at line 4259 of file mymalloc.cc.

References assert, chunk2mem, chunk_plus_offset, chunksize, compute_bit2idx, CORRUPTION_ERROR_ACTION, least_bit, leftmost_child, MIN_CHUNK_SIZE, ok_address, ok_next, replace_dv, RTCHECK, set_inuse_and_pinuse, set_size_and_pinuse_of_free_chunk, set_size_and_pinuse_of_inuse_chunk, treebin_at, malloc_state::treemap, and unlink_large_chunk.

Referenced by dlmalloc(), and mspace_malloc().

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Variable Documentation

G4ThreadLocal struct malloc_state _gm_

static

Definition at line 2498 of file mymalloc.cc.

G4ThreadLocal int dev_zero_fd = -1

static

Definition at line 1496 of file mymalloc.cc.

G4ThreadLocal struct malloc_params mparams

static

Definition at line 2490 of file mymalloc.cc.

Referenced by change_mparam(), create_mspace(), create_mspace_with_base(), dlpvalloc(), dlvalloc(), init_mparams(), init_top(), init_user_mstate(), mmap_resize(), sys_alloc(), and sys_trim().

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