-/*-
- * Copyright (c) 1991 The Regents of the University of California.
- * All rights reserved.
+/*
+ * Copyright (c) 1983, 1991, 1993, 2001
+ * The Regents of the University of California. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- * must display the following acknowledgement:
- * This product includes software developed by the University of
- * California, Berkeley and its contributors.
- * 4. Neither the name of the University nor the names of its contributors
+ * 3. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
- *
- * @(#)gmon.h 5.2 (Berkeley) 5/6/91
*/
#ifndef gmon_h
#define gmon_h
-struct raw_phdr {
- 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 ncnt[4]; /* size of sample buffer (plus this header) */
-#ifdef __osf__
- /*
- * DEC's OSF v3.0 uses 4 bytes of padding to bring the header to
- * a size that is a multiple of 8.
- */
- char pad[4];
+/* Size of the 4.4BSD gmon header */
+#define GMON_HDRSIZE_BSD44_32 (4 + 4 + 4 + 4 + 4 + (3 * 4))
+#define GMON_HDRSIZE_BSD44_64 (8 + 8 + 4 + 4 + 4 + (3 * 4))
+
+/* *INDENT-OFF* */
+/* For documentation purposes only.
+
+ struct raw_phdr
+ {
+ char low_pc[sizeof(void *)]; -- base pc address of sample buffer
+ char high_pc[sizeof(void *)]; -- max pc address of sampled buffer
+ char ncnt[4]; -- size of sample buffer (plus this
+ header)
+
+ char version[4]; -- version number
+ char profrate[4]; -- profiling clock rate
+ char spare[3*4]; -- reserved
+ };
+*/
+/* *INDENT-ON* */
+
+#define GMONVERSION 0x00051879
+
+/* Size of the old BSD gmon header */
+#define GMON_HDRSIZE_OLDBSD_32 (4 + 4 + 4)
+
+/* FIXME: Checking host compiler defines here means that we can't
+ use a cross gprof alpha OSF. */
+#if defined(__alpha__) && defined (__osf__)
+#define GMON_HDRSIZE_OLDBSD_64 (8 + 8 + 4 + 4)
+#else
+#define GMON_HDRSIZE_OLDBSD_64 (8 + 8 + 4)
#endif
-};
+
+/* *INDENT-OFF* */
+/* For documentation purposes only.
+
+ struct old_raw_phdr
+ {
+ char low_pc[sizeof(void *)]; -- base pc address of sample buffer
+ char high_pc[sizeof(void *)] -- max pc address of sampled buffer
+ char ncnt[4]; -- size of sample buffer (plus this
+ header)
+
+ if defined (__alpha__) && defined (__osf__)
+ char pad[4]; -- DEC's OSF v3.0 uses 4 bytes of padding
+ -- to bring the header to a size that is a
+ -- multiple of 8.
+ endif
+ };
+*/
+/* *INDENT-ON* */
/*
* Histogram counters are unsigned shorts:
* Given MIN_SUBR_SEPARATION bytes of separation the value of
* HASHFRACTION is calculated as:
*
- * HASHFRACTION = MIN_SUBR_SEPARATION / (2 * sizeof(short) - 1);
+ * HASHFRACTION = MIN_SUBR_SEPARATION / (2 * sizeof(short) - 1);
*
* For the VAX, the shortest two call sequence is:
*
- * calls $0,(r0)
- * calls $0,(r0)
+ * 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
+ * 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!
#define ARCDENSITY 2
#define MINARCS 50
-struct tostruct {
- char *selfpc;
- int count;
- unsigned short link;
-};
+struct tostruct
+ {
+ char *selfpc;
+ int count;
+ unsigned short link;
+ };
/*
* A raw arc, with pointers to the calling site and the called site
* as to get a packed representation (otherwise, different compilers
* might introduce different padding):
*/
-struct raw_arc {
- char from_pc[sizeof(bfd_vma)];
- char self_pc[sizeof(bfd_vma)];
- char count[sizeof(long)];
-};
+
+/* *INDENT-OFF* */
+/* For documentation purposes only.
+
+ struct raw_arc
+ {
+ char from_pc[sizeof(void *)];
+ char self_pc[sizeof(void *)];
+ char count[sizeof(long)];
+ };
+*/
+/* *INDENT-ON* */
/*
* General rounding functions: