diff options
Diffstat (limited to 'usr.sbin/pmcstat/pmcpl_callgraph.h')
| -rw-r--r-- | usr.sbin/pmcstat/pmcpl_callgraph.h | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/usr.sbin/pmcstat/pmcpl_callgraph.h b/usr.sbin/pmcstat/pmcpl_callgraph.h new file mode 100644 index 000000000000..75673c2afb28 --- /dev/null +++ b/usr.sbin/pmcstat/pmcpl_callgraph.h @@ -0,0 +1,67 @@ +/*- + * SPDX-License-Identifier: BSD-2-Clause + * + * Copyright (c) 2005-2007, Joseph Koshy + * Copyright (c) 2007 The FreeBSD Foundation + * All rights reserved. + * + * Portions of this software were developed by A. Joseph Koshy under + * sponsorship from the FreeBSD Foundation and Google, Inc. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 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. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * 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. + */ + +#ifndef _PMCSTAT_PL_CALLGRAPH_H_ +#define _PMCSTAT_PL_CALLGRAPH_H_ + +/* + * Each call graph node is tracked by a pmcstat_cgnode struct. + */ + +struct pmcstat_cgnode { + struct pmcstat_image *pcg_image; + uintfptr_t pcg_func; + uint32_t pcg_count; + uint32_t pcg_nchildren; + LIST_ENTRY(pmcstat_cgnode) pcg_sibling; + LIST_HEAD(,pmcstat_cgnode) pcg_children; +}; + +struct pmcstat_cgnode_hash { + struct pmcstat_cgnode *pch_cgnode; + pmc_id_t pch_pmcid; + LIST_ENTRY(pmcstat_cgnode_hash) pch_next; +}; +extern LIST_HEAD(pmcstat_cgnode_hash_list, pmcstat_cgnode_hash) pmcstat_cgnode_hash[PMCSTAT_NHASH]; +extern int pmcstat_cgnode_hash_count; + +/* Function prototypes */ +int pmcpl_cg_init(void); +void pmcpl_cg_shutdown(FILE *mf); +void pmcpl_cg_process( + struct pmcstat_process *pp, struct pmcstat_pmcrecord *pmcr, + uint32_t nsamples, uintfptr_t *cc, int usermode, uint32_t cpu); +int pmcpl_cg_topkeypress(int c, void *w); +void pmcpl_cg_topdisplay(void); +void pmcpl_cg_configure(char *opt); + +#endif /* _PMCSTAT_PL_CALLGRAPH_H_ */ |