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- /* hist.h
- Copyright (C) 2000-2022 Free Software Foundation, Inc.
- This file is part of GNU Binutils.
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 3 of the License, or
- (at your option) any later version.
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
- MA 02110-1301, USA. */
- #ifndef hist_h
- #define hist_h
- typedef struct histogram
- {
- bfd_vma lowpc;
- bfd_vma highpc;
- unsigned int num_bins;
- int *sample; /* Histogram samples (shorts in the file!). */
- } histogram;
- extern histogram * histograms;
- extern unsigned num_histograms;
- /* Scale factor converting samples to pc values:
- each sample covers HIST_SCALE bytes. */
- extern double hist_scale;
- extern void hist_read_rec (FILE *, const char *);
- extern void hist_write_hist (FILE *, const char *);
- extern void hist_assign_samples (void);
- extern void hist_print (void);
- /* Checks if ADDRESS is within the range of addresses for which
- we have histogram data. Returns 1 if so and 0 otherwise. */
- extern int hist_check_address (unsigned address);
- /* Given a range of addresses for a symbol, find a histogram record
- that intersects with this range, and clips the range to that
- histogram record, modifying *P_LOWPC and *P_HIGHPC.
- If no intersection is found, *P_LOWPC and *P_HIGHPC will be set to
- one unspecified value. If more that one intersection is found,
- an error is emitted. */
- extern void hist_clip_symbol_address (bfd_vma *p_lowpc, bfd_vma *p_highpc);
- #endif /* hist_h */
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