/* coverage.h - Defines data exported from coverage.c
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Copyright (C) 1998-2020 Free Software Foundation, Inc.
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This file is part of GCC.
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GCC is free software; you can redistribute it and/or modify it under
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the terms of the GNU General Public License as published by the Free
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Software Foundation; either version 3, or (at your option) any later
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version.
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GCC is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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for more details.
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You should have received a copy of the GNU General Public License
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along with GCC; see the file COPYING3. If not see
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<http://www.gnu.org/licenses/>. */
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#ifndef GCC_COVERAGE_H
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#define GCC_COVERAGE_H
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#include "gcov-io.h"
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extern void coverage_init (const char *);
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extern void coverage_finish (void);
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extern void coverage_remove_note_file (void);
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/* Start outputting coverage information for the current
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function. */
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extern int coverage_begin_function (unsigned, unsigned);
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/* Complete the coverage information for the current function. */
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extern void coverage_end_function (unsigned, unsigned);
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/* Compute the control flow checksum for the function FN given as argument. */
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extern unsigned coverage_compute_cfg_checksum (struct function *fn);
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/* Compute the profile id of function N. */
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extern unsigned coverage_compute_profile_id (struct cgraph_node *n);
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/* Compute the line number checksum for the current function. */
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extern unsigned coverage_compute_lineno_checksum (void);
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/* Allocate some counters. Repeatable per function. */
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extern int coverage_counter_alloc (unsigned /*counter*/, unsigned/*num*/);
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/* Use a counter from the most recent allocation. */
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extern tree tree_coverage_counter_ref (unsigned /*counter*/, unsigned/*num*/);
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/* Use a counter address from the most recent allocation. */
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extern tree tree_coverage_counter_addr (unsigned /*counter*/, unsigned/*num*/);
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/* Get all the counters for the current function. */
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extern gcov_type *get_coverage_counts (unsigned /*counter*/,
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unsigned /*cfg_checksum*/,
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unsigned /*lineno_checksum*/,
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unsigned /*n_counts*/);
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extern tree get_gcov_type (void);
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extern bool coverage_node_map_initialized_p (void);
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#endif
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