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3d6c6501 SEF |
1 | /* |
2 | * Copyright (c) 1983 Regents of the University of California. | |
3 | * All rights reserved. | |
4 | * | |
5 | * Redistribution and use in source and binary forms are permitted | |
6 | * provided that: (1) source distributions retain this entire copyright | |
7 | * notice and comment, and (2) distributions including binaries display | |
8 | * the following acknowledgement: ``This product includes software | |
9 | * developed by the University of California, Berkeley and its contributors'' | |
10 | * in the documentation or other materials provided with the distribution | |
11 | * and in all advertising materials mentioning features or use of this | |
12 | * software. Neither the name of the University nor the names of its | |
13 | * contributors may be used to endorse or promote products derived | |
14 | * from this software without specific prior written permission. | |
15 | * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR | |
16 | * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED | |
17 | * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. | |
18 | * | |
19 | * @(#)gprof.h 5.9 (Berkeley) 6/1/90 | |
20 | */ | |
21 | ||
8739c727 | 22 | #include <ansidecl.h> |
9d651373 | 23 | #include "sysdep.h" |
811e3c6a | 24 | #include "bfd.h" |
3d6c6501 SEF |
25 | #include "gmon.h" |
26 | ||
7508b715 ILT |
27 | /* AIX defines hz as a macro. */ |
28 | #undef hz | |
29 | ||
3d6c6501 SEF |
30 | #ifdef MACHINE_H |
31 | # include MACHINE_H | |
32 | #else | |
33 | # if vax | |
34 | # include "vax.h" | |
35 | # endif | |
36 | # if sun | |
37 | # include "sun.h" | |
38 | # endif | |
39 | # if tahoe | |
40 | # include "tahoe.h" | |
41 | # endif | |
42 | #endif | |
43 | ||
44 | ||
45 | /* | |
46 | * who am i, for error messages. | |
47 | */ | |
48 | char *whoami; | |
49 | ||
50 | /* | |
51 | * booleans | |
52 | */ | |
53 | typedef int bool; | |
54 | #define FALSE 0 | |
55 | #define TRUE 1 | |
56 | ||
57 | /* | |
58 | * ticks per second | |
59 | */ | |
60 | long hz; | |
61 | ||
73fbbeea | 62 | typedef unsigned char UNIT[2]; /* unit of profiling */ |
3d6c6501 SEF |
63 | char *a_outname; |
64 | #define A_OUTNAME "a.out" | |
65 | ||
66 | char *gmonname; | |
67 | #define GMONNAME "gmon.out" | |
68 | #define GMONSUM "gmon.sum" | |
69 | ||
dc1d1ca5 PB |
70 | extern int bsd_style_output; |
71 | extern int discard_underscores; | |
72 | ||
3d6c6501 SEF |
73 | /* |
74 | * a constructed arc, | |
75 | * with pointers to the namelist entry of the parent and the child, | |
76 | * a count of how many times this arc was traversed, | |
77 | * and pointers to the next parent of this child and | |
78 | * the next child of this parent. | |
79 | */ | |
80 | struct arcstruct { | |
81 | struct nl *arc_parentp; /* pointer to parent's nl entry */ | |
82 | struct nl *arc_childp; /* pointer to child's nl entry */ | |
83 | long arc_count; /* how calls from parent to child */ | |
84 | double arc_time; /* time inherited along arc */ | |
85 | double arc_childtime; /* childtime inherited along arc */ | |
86 | struct arcstruct *arc_parentlist; /* parents-of-this-child list */ | |
87 | struct arcstruct *arc_childlist; /* children-of-this-parent list */ | |
88 | }; | |
89 | typedef struct arcstruct arctype; | |
90 | ||
91 | /* | |
92 | * The symbol table; | |
93 | * for each external in the specified file we gather | |
94 | * its address, the number of calls and compute its share of cpu time. | |
95 | */ | |
96 | struct nl { | |
dc1d1ca5 | 97 | CONST char *name; /* the name */ |
3d6c6501 SEF |
98 | unsigned long value; /* the pc entry point */ |
99 | unsigned long svalue; /* entry point aligned to histograms */ | |
100 | double time; /* ticks in this routine */ | |
101 | double childtime; /* cumulative ticks in children */ | |
102 | long ncall; /* how many times called */ | |
103 | long selfcalls; /* how many calls to self */ | |
104 | double propfraction; /* what % of time propagates */ | |
105 | double propself; /* how much self time propagates */ | |
106 | double propchild; /* how much child time propagates */ | |
107 | bool printflag; /* should this be printed? */ | |
108 | int index; /* index in the graph list */ | |
109 | int toporder; /* graph call chain top-sort order */ | |
110 | int cycleno; /* internal number of cycle on */ | |
111 | struct nl *cyclehead; /* pointer to head of cycle */ | |
112 | struct nl *cnext; /* pointer to next member of cycle */ | |
113 | arctype *parents; /* list of caller arcs */ | |
114 | arctype *children; /* list of callee arcs */ | |
115 | }; | |
116 | typedef struct nl nltype; | |
117 | ||
118 | nltype *nl; /* the whole namelist */ | |
119 | nltype *npe; /* the virtual end of the namelist */ | |
120 | int nname; /* the number of function names */ | |
121 | ||
122 | /* | |
123 | * flag which marks a nl entry as topologically ``busy'' | |
124 | * flag which marks a nl entry as topologically ``not_numbered'' | |
125 | */ | |
126 | #define DFN_BUSY -1 | |
127 | #define DFN_NAN 0 | |
128 | ||
129 | /* | |
130 | * namelist entries for cycle headers. | |
131 | * the number of discovered cycles. | |
132 | */ | |
133 | nltype *cyclenl; /* cycle header namelist */ | |
134 | int ncycle; /* number of cycles discovered */ | |
135 | ||
136 | /* | |
137 | * The header on the gmon.out file. | |
138 | * gmon.out consists of one of these headers, | |
139 | * and then an array of ncnt samples | |
140 | * representing the discretized program counter values. | |
141 | * this should be a struct phdr, but since everything is done | |
142 | * as UNITs, this is in UNITs too. | |
143 | */ | |
144 | struct hdr { | |
145 | UNIT *lowpc; | |
146 | UNIT *highpc; | |
147 | int ncnt; | |
148 | }; | |
149 | ||
73fbbeea SC |
150 | |
151 | struct rawhdr { | |
152 | char lowpc[4]; | |
153 | char highpc[4]; | |
154 | char ncnt[4]; | |
155 | }; | |
156 | ||
3d6c6501 SEF |
157 | struct hdr h; |
158 | ||
159 | int debug; | |
160 | ||
161 | /* | |
162 | * Each discretized pc sample has | |
163 | * a count of the number of samples in its range | |
164 | */ | |
73fbbeea | 165 | int *samples; |
3d6c6501 SEF |
166 | |
167 | unsigned long s_lowpc; /* lowpc from the profile file */ | |
168 | unsigned long s_highpc; /* highpc from the profile file */ | |
169 | unsigned lowpc, highpc; /* range profiled, in UNIT's */ | |
170 | unsigned sampbytes; /* number of bytes of samples */ | |
171 | int nsamples; /* number of samples */ | |
172 | double actime; /* accumulated time thus far for putprofline */ | |
173 | double totime; /* total time for all routines */ | |
174 | double printtime; /* total of time being printed */ | |
175 | double scale; /* scale factor converting samples to pc | |
176 | values: each sample covers scale bytes */ | |
177 | char *strtab; /* string table in core */ | |
178 | off_t ssiz; /* size of the string table */ | |
3d6c6501 SEF |
179 | unsigned char *textspace; /* text space of a.out in core */ |
180 | ||
181 | /* | |
182 | * option flags, from a to z. | |
183 | */ | |
184 | bool aflag; /* suppress static functions */ | |
185 | bool bflag; /* blurbs, too */ | |
186 | bool cflag; /* discovered call graph, too */ | |
187 | bool dflag; /* debugging options */ | |
188 | bool eflag; /* specific functions excluded */ | |
189 | bool Eflag; /* functions excluded with time */ | |
190 | bool fflag; /* specific functions requested */ | |
191 | bool Fflag; /* functions requested with time */ | |
192 | bool kflag; /* arcs to be deleted */ | |
193 | bool sflag; /* sum multiple gmon.out files */ | |
194 | bool zflag; /* zero time/called functions, too */ | |
195 | ||
196 | /* | |
197 | * structure for various string lists | |
198 | */ | |
199 | struct stringlist { | |
200 | struct stringlist *next; | |
201 | char *string; | |
202 | }; | |
203 | struct stringlist *elist; | |
204 | struct stringlist *Elist; | |
205 | struct stringlist *flist; | |
206 | struct stringlist *Flist; | |
207 | struct stringlist *kfromlist; | |
208 | struct stringlist *ktolist; | |
209 | ||
210 | /* | |
211 | * function declarations | |
212 | */ | |
213 | /* | |
214 | addarc(); | |
215 | */ | |
216 | int arccmp(); | |
217 | arctype *arclookup(); | |
218 | /* | |
219 | asgnsamples(); | |
220 | printblurb(); | |
221 | cyclelink(); | |
222 | dfn(); | |
223 | */ | |
224 | bool dfn_busy(); | |
225 | /* | |
226 | dfn_findcycle(); | |
227 | */ | |
228 | bool dfn_numbered(); | |
229 | /* | |
230 | dfn_post_visit(); | |
231 | dfn_pre_visit(); | |
232 | dfn_self_cycle(); | |
233 | */ | |
234 | nltype **doarcs(); | |
235 | /* | |
236 | done(); | |
237 | findcalls(); | |
238 | flatprofheader(); | |
239 | flatprofline(); | |
240 | */ | |
241 | bool funcsymbol(); | |
242 | /* | |
243 | getnfile(); | |
244 | getpfile(); | |
245 | getstrtab(); | |
246 | getsymtab(); | |
247 | gettextspace(); | |
248 | gprofheader(); | |
249 | gprofline(); | |
250 | main(); | |
251 | */ | |
252 | unsigned long max(); | |
253 | int membercmp(); | |
254 | unsigned long min(); | |
255 | nltype *nllookup(); | |
256 | FILE *openpfile(); | |
257 | /* | |
258 | printchildren(); | |
259 | printcycle(); | |
260 | printgprof(); | |
261 | printmembers(); | |
262 | printname(); | |
263 | printparents(); | |
264 | printprof(); | |
265 | readsamples(); | |
266 | */ | |
dc1d1ca5 | 267 | int printnameonly(); |
3d6c6501 SEF |
268 | unsigned long reladdr(); |
269 | /* | |
270 | sortchildren(); | |
271 | sortmembers(); | |
272 | sortparents(); | |
273 | tally(); | |
274 | timecmp(); | |
275 | topcmp(); | |
276 | */ | |
277 | int totalcmp(); | |
278 | /* | |
279 | valcmp(); | |
280 | */ | |
281 | ||
282 | #define LESSTHAN -1 | |
283 | #define EQUALTO 0 | |
284 | #define GREATERTHAN 1 | |
285 | ||
286 | #define DFNDEBUG 1 | |
287 | #define CYCLEDEBUG 2 | |
288 | #define ARCDEBUG 4 | |
289 | #define TALLYDEBUG 8 | |
290 | #define TIMEDEBUG 16 | |
291 | #define SAMPLEDEBUG 32 | |
292 | #define AOUTDEBUG 64 | |
293 | #define CALLDEBUG 128 | |
294 | #define LOOKUPDEBUG 256 | |
295 | #define PROPDEBUG 512 | |
296 | #define ANYDEBUG 1024 |