[deliverable/binutils-gdb.git] / gprof / gmon_out.h

/*
 * This file specifies the format of gmon.out files.  It should have
 * as few external dependencies as possible as it is going to be
 * included in many different programs.  That is, minimize the
 * number of #include's.
 *
 * A gmon.out file consists of a header (defined by gmon_hdr) followed
 * by a sequence of records.  Each record starts with a one-byte tag
 * identifying the type of records, followed by records specific data.
 */
#ifndef gmon_out_h
#define gmon_out_h

#define	GMON_MAGIC	"gmon"	/* magic cookie */
#define GMON_VERSION	1	/* version number */

/*
 * Raw header as it appears on file (without padding):
 */
struct gmon_hdr {
    char	cookie[4];
    char	version[4];
    char	spare[3*4];
};

/* types of records in this file: */
typedef enum {
    GMON_TAG_TIME_HIST, GMON_TAG_CG_ARC, GMON_TAG_BB_COUNT
} GMON_Record_Tag;

struct gmon_hist_hdr {
    char low_pc[sizeof(bfd_vma)];	/* base pc address of sample buffer */
    char high_pc[sizeof(bfd_vma)];	/* max pc address of sampled buffer */
    char hist_size[4];			/* size of sample buffer */
    char prof_rate[4];			/* profiling clock rate */
    char dimen[15];			/* phys. dim., usually "seconds" */
    char dimen_abbrev;			/* usually 's' for "seconds" */
};

struct gmon_cg_arc_record {
    char from_pc[sizeof(bfd_vma)];	/* address within caller's body */
    char self_pc[sizeof(bfd_vma)];	/* address within callee's body */
    char count[4];			/* number of arc traversals */
};

#endif /* gmon_out_h */
Commit	Line	Data
5489fcc3 KR	1	/*
	2	* This file specifies the format of gmon.out files. It should have
	3	* as few external dependencies as possible as it is going to be
	4	* included in many different programs. That is, minimize the
	5	* number of #include's.
	6	*
	7	* A gmon.out file consists of a header (defined by gmon_hdr) followed
	8	* by a sequence of records. Each record starts with a one-byte tag
	9	* identifying the type of records, followed by records specific data.
	10	*/
	11	#ifndef gmon_out_h
	12	#define gmon_out_h
	13
	14	#define GMON_MAGIC "gmon" /* magic cookie */
	15	#define GMON_VERSION 1 /* version number */
	16
	17	/*
	18	* Raw header as it appears on file (without padding):
	19	*/
	20	struct gmon_hdr {
	21	char cookie[4];
	22	char version[4];
	23	char spare[3*4];
	24	};
	25
	26	/* types of records in this file: */
	27	typedef enum {
	28	GMON_TAG_TIME_HIST, GMON_TAG_CG_ARC, GMON_TAG_BB_COUNT
	29	} GMON_Record_Tag;
	30
	31	struct gmon_hist_hdr {
	32	char low_pc[sizeof(bfd_vma)]; /* base pc address of sample buffer */
	33	char high_pc[sizeof(bfd_vma)]; /* max pc address of sampled buffer */
	34	char hist_size[4]; /* size of sample buffer */
	35	char prof_rate[4]; /* profiling clock rate */
	36	char dimen[15]; /* phys. dim., usually "seconds" */
	37	char dimen_abbrev; /* usually 's' for "seconds" */
	38	};
	39
	40	struct gmon_cg_arc_record {
	41	char from_pc[sizeof(bfd_vma)]; /* address within caller's body */
	42	char self_pc[sizeof(bfd_vma)]; /* address within callee's body */
	43	char count[4]; /* number of arc traversals */
	44	};
	45
	46	#endif /* gmon_out_h */