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138 lines
4.5 KiB
C
138 lines
4.5 KiB
C
/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
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*
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* The contents of this file are subject to the Mozilla Public
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* License Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS
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* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express oqr
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* implied. See the License for the specific language governing
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* rights and limitations under the License.
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*
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* The Original Code is tmreader.h/tmreader.c code, released
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* July 7, 2000.
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*
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* The Initial Developer of the Original Code is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 2000 Netscape Communications Corporation. All
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* Rights Reserved.
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*
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* Contributor(s):
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* Brendan Eich, 7-July-2000
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*
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* Alternatively, the contents of this file may be used under the
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* terms of the GNU Public License (the "GPL"), in which case the
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* provisions of the GPL are applicable instead of those above.
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* If you wish to allow use of your version of this file only
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* under the terms of the GPL and not to allow others to use your
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* version of this file under the MPL, indicate your decision by
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* deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL. If you do not delete
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* the provisions above, a recipient may use your version of this
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* file under either the MPL or the GPL.
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*/
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#ifndef tmreader_h___
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#define tmreader_h___
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#include "prtypes.h"
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#include "plhash.h"
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#include "nsTraceMalloc.h"
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PR_BEGIN_EXTERN_C
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typedef struct tmreader tmreader;
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typedef struct tmevent tmevent;
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typedef struct tmgraphedge tmgraphedge;
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typedef struct tmgraphnode tmgraphnode;
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typedef struct tmcallsite tmcallsite;
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struct tmevent {
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char type;
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uint32 serial;
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union {
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char *libname;
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struct {
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uint32 library;
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char *name;
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} method;
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struct {
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uint32 parent;
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uint32 method;
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uint32 offset;
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} site;
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struct {
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uint32 oldsize;
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uint32 size;
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} alloc;
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struct {
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nsTMStats tmstats;
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uint32 calltree_maxkids_parent;
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uint32 calltree_maxstack_top;
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} stats;
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} u;
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};
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typedef struct tmcounts {
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int32 direct; /* things allocated by this node's code */
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int32 total; /* direct + things from all descendents */
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} tmcounts;
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struct tmgraphnode {
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PLHashEntry entry; /* key is serial or name, value must be name */
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tmgraphedge *in;
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tmgraphedge *out;
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tmgraphnode *up; /* parent in supergraph, e.g., JS for JS_*() */
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tmgraphnode *down; /* subgraph kids, declining bytes.total order */
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tmgraphnode *next; /* next kid in supergraph node's down list */
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int low; /* 0 or lowest current tree walk level */
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tmcounts bytes; /* bytes (direct and total) allocated */
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tmcounts allocs; /* number of allocations */
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double sqsum; /* sum of squared bytes.direct */
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int sort; /* sorted index in node table, -1 if no table */
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};
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#define tmgraphnode_name(node) ((char*) (node)->entry.value)
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#define tmlibrary_serial(lib) ((uint32) (lib)->entry.key)
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#define tmcomponent_name(comp) ((const char*) (comp)->entry.key)
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struct tmgraphedge {
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tmgraphedge *next;
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tmgraphnode *node;
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tmcounts bytes;
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};
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struct tmcallsite {
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PLHashEntry entry;
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tmcallsite *parent;
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tmcallsite *siblings;
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tmcallsite *kids;
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tmgraphnode *method;
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uint32 offset;
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tmcounts bytes;
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tmcounts allocs;
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};
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struct tmreader {
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const char *program;
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void *data;
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PLHashTable *libraries;
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PLHashTable *components;
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PLHashTable *methods;
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PLHashTable *callsites;
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tmcallsite calltree_root;
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};
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typedef void (*tmeventhandler)(tmreader *tmr, tmevent *event);
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extern tmreader *tmreader_new(const char *program, void *data);
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extern void tmreader_destroy(tmreader *tmr);
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extern int tmreader_loop(tmreader *tmr, const char *filename,
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tmeventhandler eventhandler);
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extern tmcallsite *tmreader_get_callsite(tmreader *tmr, uint32 serial);
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PR_END_EXTERN_C
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#endif /* tmreader_h___ */
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