mheap_bootstrap.h File Reference

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Data Structures
struct	mheap_elt_t
struct	mheap_trace_t
struct	mheap_trace_main_t
struct	mheap_stats_t
struct	mheap_small_object_cache_t
struct	mheap_t

Macros
#define	MHEAP_N_USER_DATA_INVALID   (0x7fffffff)
#define	MHEAP_ELT_OVERHEAD_BYTES   (sizeof (mheap_elt_t) - STRUCT_OFFSET_OF (mheap_elt_t, user_data))
#define	MHEAP_MIN_USER_DATA_BYTES   MHEAP_ELT_OVERHEAD_BYTES
#define	MHEAP_USER_DATA_WORD_BYTES   STRUCT_SIZE_OF (mheap_elt_t, user_data[0])
#define	MHEAP_LOG2_N_SMALL_OBJECT_BINS   8
#define	MHEAP_N_SMALL_OBJECT_BINS   (1 << MHEAP_LOG2_N_SMALL_OBJECT_BINS)
#define	MHEAP_N_BINS
#define	MHEAP_HAVE_SMALL_OBJECT_CACHE   0
#define	MHEAP_FLAG_TRACE   (1 << 0)
#define	MHEAP_FLAG_DISABLE_VM   (1 << 1)
#define	MHEAP_FLAG_THREAD_SAFE   (1 << 2)
#define	MHEAP_FLAG_SMALL_OBJECT_CACHE   (1 << 3)
#define	MHEAP_FLAG_VALIDATE   (1 << 4)
#define	mheap_len(v, d)   (mheap_data_bytes((v),(void *) (d) - (void *) (v)) / sizeof ((d)[0]))

Functions
always_inline mheap_t *	mheap_header (u8 *v)
always_inline u8 *	mheap_vector (mheap_t *h)
always_inline uword	mheap_elt_uoffset (void *v, mheap_elt_t *e)
always_inline mheap_elt_t *	mheap_user_pointer_to_elt (void *v)
always_inline uword	mheap_offset_is_valid (void *v, uword uo)
always_inline mheap_elt_t *	mheap_elt_at_uoffset (void *v, uword uo)
always_inline void *	mheap_elt_data (void *v, mheap_elt_t *e)
always_inline uword	mheap_elt_data_bytes (mheap_elt_t *e)
always_inline uword	mheap_data_bytes (void *v, uword uo)
always_inline mheap_elt_t *	mheap_next_elt (mheap_elt_t *e)
always_inline mheap_elt_t *	mheap_prev_elt (mheap_elt_t *e)
always_inline uword	mheap_elts (void *v)
always_inline uword	mheap_max_size (void *v)
void	mheap_put (void *v, uword offset)
void *	mheap_get_aligned (void *v, uword size, uword align, uword align_offset, uword *offset_return)

Macro Definition Documentation

#define MHEAP_ELT_OVERHEAD_BYTES   (sizeof (mheap_elt_t) - STRUCT_OFFSET_OF (mheap_elt_t, user_data))

Definition at line 84 of file mheap_bootstrap.h.

#define MHEAP_FLAG_DISABLE_VM   (1 << 1)

Definition at line 180 of file mheap_bootstrap.h.

#define MHEAP_FLAG_SMALL_OBJECT_CACHE   (1 << 3)

Definition at line 182 of file mheap_bootstrap.h.

#define MHEAP_FLAG_THREAD_SAFE   (1 << 2)

Definition at line 181 of file mheap_bootstrap.h.

#define MHEAP_FLAG_TRACE   (1 << 0)

Definition at line 179 of file mheap_bootstrap.h.

#define MHEAP_FLAG_VALIDATE   (1 << 4)

Definition at line 183 of file mheap_bootstrap.h.

#define MHEAP_HAVE_SMALL_OBJECT_CACHE   0

Definition at line 149 of file mheap_bootstrap.h.

#define mheap_len	(		v,
			d
	)		(mheap_data_bytes((v),(void *) (d) - (void *) (v)) / sizeof ((d)[0]))

Definition at line 245 of file mheap_bootstrap.h.

#define MHEAP_LOG2_N_SMALL_OBJECT_BINS   8

Definition at line 122 of file mheap_bootstrap.h.

#define MHEAP_MIN_USER_DATA_BYTES   MHEAP_ELT_OVERHEAD_BYTES

Definition at line 87 of file mheap_bootstrap.h.

#define MHEAP_N_BINS

Value:

(MHEAP_N_SMALL_OBJECT_BINS                                              \
   + (STRUCT_BITS_OF (mheap_elt_t, user_data[0]) - MHEAP_LOG2_N_SMALL_OBJECT_BINS))

Definition at line 125 of file mheap_bootstrap.h.

#define MHEAP_N_SMALL_OBJECT_BINS   (1 << MHEAP_LOG2_N_SMALL_OBJECT_BINS)

Definition at line 123 of file mheap_bootstrap.h.

#define MHEAP_N_USER_DATA_INVALID   (0x7fffffff)

Definition at line 56 of file mheap_bootstrap.h.

#define MHEAP_USER_DATA_WORD_BYTES   STRUCT_SIZE_OF (mheap_elt_t, user_data[0])

Definition at line 90 of file mheap_bootstrap.h.

Function Documentation

always_inline uword mheap_data_bytes	(	void *	v,
		uword	uo
	)

Definition at line 239 of file mheap_bootstrap.h.

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always_inline mheap_elt_t* mheap_elt_at_uoffset	(	void *	v,
		uword	uo
	)

Definition at line 227 of file mheap_bootstrap.h.

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always_inline void* mheap_elt_data	(	void *	v,
		mheap_elt_t *	e
	)

Definition at line 233 of file mheap_bootstrap.h.

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always_inline uword mheap_elt_data_bytes

(

mheap_elt_t *

e

)

Definition at line 236 of file mheap_bootstrap.h.

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always_inline uword mheap_elt_uoffset	(	void *	v,
		mheap_elt_t *	e
	)

Definition at line 216 of file mheap_bootstrap.h.

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always_inline uword mheap_elts

(

void *

v

)

Definition at line 263 of file mheap_bootstrap.h.

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void* mheap_get_aligned	(	void *	v,
		uword	size,
		uword	align,
		uword	align_offset,
		uword *	offset_return
	)

Definition at line 621 of file mheap.c.

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always_inline mheap_t* mheap_header

(

u8 *

v

)

Definition at line 210 of file mheap_bootstrap.h.

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always_inline uword mheap_max_size

(

void *

v

)

Definition at line 266 of file mheap_bootstrap.h.

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always_inline mheap_elt_t* mheap_next_elt

(

mheap_elt_t *

e

)

Definition at line 247 of file mheap_bootstrap.h.

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always_inline uword mheap_offset_is_valid	(	void *	v,
		uword	uo
	)

Definition at line 224 of file mheap_bootstrap.h.

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always_inline mheap_elt_t* mheap_prev_elt

(

mheap_elt_t *

e

)

Definition at line 253 of file mheap_bootstrap.h.

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void mheap_put	(	void *	v,
		uword	offset
	)

Definition at line 728 of file mheap.c.

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always_inline mheap_elt_t* mheap_user_pointer_to_elt

(

void *

v

)

Definition at line 219 of file mheap_bootstrap.h.

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always_inline u8* mheap_vector

(

mheap_t *

h

)

Definition at line 213 of file mheap_bootstrap.h.

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