/*
- * Copyright (c) 2000, 2007 Apple Inc. All rights reserved.
+ * Copyright (c) 2000-2018 Apple Inc. All rights reserved.
*
* @APPLE_OSREFERENCE_LICENSE_HEADER_START@
- *
+ *
* This file contains Original Code and/or Modifications of Original Code
* as defined in and that are subject to the Apple Public Source License
* Version 2.0 (the 'License'). You may not use this file except in
* unlawful or unlicensed copies of an Apple operating system, or to
* circumvent, violate, or enable the circumvention or violation of, any
* terms of an Apple operating system software license agreement.
- *
+ *
* Please obtain a copy of the License at
* http://www.opensource.apple.com/apsl/ and read it before using this file.
- *
+ *
* The Original Code and all software distributed under the License are
* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
* Please see the License for the specific language governing rights and
* limitations under the License.
- *
+ *
* @APPLE_OSREFERENCE_LICENSE_HEADER_END@
*/
/* Copyright (c) 1995 NeXT Computer, Inc. All Rights Reserved */
* Structure prepended to gmon.out profiling data file.
*/
struct gmonhdr {
- uint32_t lpc; /* base pc address of sample buffer */
- uint32_t hpc; /* max pc address of sampled buffer */
- uint32_t ncnt; /* size of sample buffer (plus this header) */
- int32_t version; /* version number */
- int32_t profrate; /* profiling clock rate */
- int32_t spare[3]; /* reserved */
+ uint32_t lpc; /* base pc address of sample buffer */
+ uint32_t hpc; /* max pc address of sampled buffer */
+ uint32_t ncnt; /* size of sample buffer (plus this header) */
+ int32_t version; /* version number */
+ int32_t profrate; /* profiling clock rate */
+ int32_t spare[3]; /* reserved */
};
-#define GMONVERSION 0x00051879
+#define GMONVERSION 0x00051879
struct gmonhdr_64 {
- uint64_t lpc; /* base pc address of sample buffer */
- uint64_t hpc; /* max pc address of sampled buffer */
- uint32_t ncnt; /* size of sample buffer (plus this header) */
- int32_t version; /* version number */
- int32_t profrate; /* profiling clock rate */
- int32_t spare[3]; /* reserved */
+ uint64_t lpc; /* base pc address of sample buffer */
+ uint64_t hpc; /* max pc address of sampled buffer */
+ uint32_t ncnt; /* size of sample buffer (plus this header) */
+ int32_t version; /* version number */
+ int32_t profrate; /* profiling clock rate */
+ int32_t spare[3]; /* reserved */
};
typedef struct
#ifndef __LP64__
- gmonhdr
+ gmonhdr
#else
- gmonhdr_64
+ gmonhdr_64
#endif
-gmonhdr_t;
+ gmonhdr_t;
/*
* histogram counters are unsigned shorts (according to the kernel).
*/
-#define HISTCOUNTER unsigned short
+#define HISTCOUNTER unsigned short
/*
* fraction of text space to allocate for histogram counters here, 1/2
*/
-#define HISTFRACTION 2
+#define HISTFRACTION 2
/*
* Fraction of text space to allocate for from hash buckets.
* calls $0,(r0)
* calls $0,(r0)
*
- * which is separated by only three bytes, thus HASHFRACTION is
+ * which is separated by only three bytes, thus HASHFRACTION is
* calculated as:
*
* HASHFRACTION = 3 / (2 * 2 - 1) = 1
* Note that the division above rounds down, thus if MIN_SUBR_FRACTION
* is less than three, this algorithm will not work!
*
- * In practice, however, call instructions are rarely at a minimal
+ * In practice, however, call instructions are rarely at a minimal
* distance. Hence, we will define HASHFRACTION to be 2 across all
- * architectures. This saves a reasonable amount of space for
+ * architectures. This saves a reasonable amount of space for
* profiling data structures without (in practice) sacrificing
* any granularity.
*/
-#define HASHFRACTION 2
+#define HASHFRACTION 2
/*
* percent of text space to allocate for tostructs with a minimum.
*/
-#define ARCDENSITY 2
-#define MINARCS 50
-#define MAXARCS ((1 << (8 * sizeof(HISTCOUNTER))) - 2)
+#define ARCDENSITY 2
+#define MINARCS 50
+#define MAXARCS ((1 << (8 * sizeof(HISTCOUNTER))) - 2)
struct tostruct {
- uint32_t selfpc;
- int32_t count;
- uint16_t link;
- uint16_t order;
+ uint32_t selfpc;
+ int32_t count;
+ uint16_t link;
+ uint16_t order;
};
struct tostruct_64 {
- uint64_t selfpc;
- int32_t count;
- uint16_t link;
- uint16_t order;
+ uint64_t selfpc;
+ int32_t count;
+ uint16_t link;
+ uint16_t order;
};
typedef struct
#ifndef __LP64__
- tostruct
+ tostruct
#else
- tostruct_64
+ tostruct_64
#endif
-tostruct_t;
+ tostruct_t;
/*
- * a raw arc, with pointers to the calling site and
+ * a raw arc, with pointers to the calling site and
* the called site and a count.
*/
struct rawarc {
- uint32_t raw_frompc;
- uint32_t raw_selfpc;
- int32_t raw_count;
+ uint32_t raw_frompc;
+ uint32_t raw_selfpc;
+ int32_t raw_count;
};
struct rawarc_64 {
- uint64_t raw_frompc;
- uint64_t raw_selfpc;
- int32_t raw_count;
+ uint64_t raw_frompc;
+ uint64_t raw_selfpc;
+ int32_t raw_count;
};
typedef struct
#ifndef __LP64__
- rawarc
+ rawarc
#else
- rawarc_64
+ rawarc_64
#endif
-rawarc_t;
+ rawarc_t;
/*
* general rounding functions.
*/
-#define ROUNDDOWN(x,y) (((x)/(y))*(y))
-#define ROUNDUP(x,y) ((((x)+(y)-1)/(y))*(y))
+#define ROUNDDOWN(x, y) (((x)/(y))*(y))
+#define ROUNDUP(x, y) ((((x)+(y)-1)/(y))*(y))
/*
* The profiling data structures are housed in this structure.
*/
struct gmonparam {
- int state;
- u_short *kcount;
- u_long kcountsize;
- u_short *froms;
- u_long fromssize;
- tostruct_t *tos;
- u_long tossize;
- long tolimit;
- u_long lowpc;
- u_long highpc;
- u_long textsize;
- u_long hashfraction;
+ int state;
+ u_short *kcount;
+ u_long kcountsize;
+ u_short *froms;
+ u_long fromssize;
+ tostruct_t *tos;
+ u_long tossize;
+ long tolimit;
+ u_long lowpc;
+ u_long highpc;
+ u_long textsize;
+ u_long hashfraction;
};
extern struct gmonparam _gmonparam;
/*
* Possible states of profiling.
*/
-#define GMON_PROF_ON 0
-#define GMON_PROF_BUSY 1
-#define GMON_PROF_ERROR 2
-#define GMON_PROF_OFF 3
-
-/*
- * Sysctl definitions for extracting profiling information from the kernel.
- */
-#define GPROF_STATE 0 /* int: profiling enabling variable */
-#define GPROF_COUNT 1 /* struct: profile tick count buffer */
-#define GPROF_FROMS 2 /* struct: from location hash bucket */
-#define GPROF_TOS 3 /* struct: destination/count structure */
-#define GPROF_GMONPARAM 4 /* struct: profiling parameters (see above) */
-
-
-/*
- * Declarations for various profiling related functions from
- * bsd/kern/subr_prof.c
- */
-#ifdef GPROF
-#ifdef XNU_KERNEL_PRIVATE
-
-void kmstartup(void);
-void cfreemem(caddr_t, int); /* Currently only a stub function. */
-void mcount(uintptr_t, uintptr_t);
-
-#endif /* XNU_KERNEL_PRIVATE */
-#endif /* GPROF */
-
+#define GMON_PROF_ON 0
+#define GMON_PROF_BUSY 1
+#define GMON_PROF_ERROR 2
+#define GMON_PROF_OFF 3
/*
* In order to support more information than in the original mon.out and
#define GMON_MAGIC 0xbeefbabe
#define GMON_MAGIC_64 0xbeefbabf
typedef struct gmon_data {
- uint32_t type; /* constant for type of data following this struct */
- uint32_t size; /* size in bytes of the data following this struct */
+ uint32_t type; /* constant for type of data following this struct */
+ uint32_t size; /* size in bytes of the data following this struct */
} gmon_data_t;
/*
* The GMONTYPE_SAMPLES gmon_data.type is for the histogram counters described
* above and has a gmonhdr_t followed by the counters.
*/
-#define GMONTYPE_SAMPLES 1
+#define GMONTYPE_SAMPLES 1
/*
* The GMONTYPE_RAWARCS gmon_data.type is for the raw arcs described above.
*/
-#define GMONTYPE_RAWARCS 2
+#define GMONTYPE_RAWARCS 2
/*
* The GMONTYPE_ARCS_ORDERS gmon_data.type is for the raw arcs with a call
* order field. The order is the order is a sequence number for the order each
* call site was executed. Raw_order values start at 1 not zero. Other than
* the raw_order field this is the same information as in the rawarc_t.
*/
-#define GMONTYPE_ARCS_ORDERS 3
+#define GMONTYPE_ARCS_ORDERS 3
struct rawarc_order {
- uint32_t raw_frompc;
- uint32_t raw_selfpc;
- uint32_t raw_count;
- uint32_t raw_order;
-
+ uint32_t raw_frompc;
+ uint32_t raw_selfpc;
+ uint32_t raw_count;
+ uint32_t raw_order;
}; struct rawarc_order_64 {
- uint64_t raw_frompc;
- uint64_t raw_selfpc;
- uint32_t raw_count;
- uint32_t raw_order;
+ uint64_t raw_frompc;
+ uint64_t raw_selfpc;
+ uint32_t raw_count;
+ uint32_t raw_order;
};
typedef struct
#ifndef __LP64__
- rawarc_order
+ rawarc_order
#else
- rawarc_order_64
+ rawarc_order_64
#endif
-rawarc_order_t;
+ rawarc_order_t;
/*
* The GMONTYPE_DYLD_STATE gmon_data.type is for the dynamic link editor state
* of the program.
* The informations starts with an uint32_t with the count of states:
* image_count
- * Then each state follows in the file. The state is made up of
+ * Then each state follows in the file. The state is made up of
* vmaddr_slide (the amount dyld slid this image from it's vmaddress)
* name (the file name dyld loaded this image from)
* The vmaddr_slide is a 32-bit value for 32-bit programs and 64-bit value for
* of the program.
* The informations starts with an uint32_t with the count of states:
* image_count
- * Then each state follows in the file. The state is made up of
+ * Then each state follows in the file. The state is made up of
* image_header (the address where dyld loaded this image)
* name (the file name dyld loaded this image from)
* The image_header is a 32-bit value for 32-bit programs and 64-bit value for
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