1*38fd1498Szrj /* coverage.h - Defines data exported from coverage.c 2*38fd1498Szrj Copyright (C) 1998-2018 Free Software Foundation, Inc. 3*38fd1498Szrj 4*38fd1498Szrj This file is part of GCC. 5*38fd1498Szrj 6*38fd1498Szrj GCC is free software; you can redistribute it and/or modify it under 7*38fd1498Szrj the terms of the GNU General Public License as published by the Free 8*38fd1498Szrj Software Foundation; either version 3, or (at your option) any later 9*38fd1498Szrj version. 10*38fd1498Szrj 11*38fd1498Szrj GCC is distributed in the hope that it will be useful, but WITHOUT ANY 12*38fd1498Szrj WARRANTY; without even the implied warranty of MERCHANTABILITY or 13*38fd1498Szrj FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14*38fd1498Szrj for more details. 15*38fd1498Szrj 16*38fd1498Szrj You should have received a copy of the GNU General Public License 17*38fd1498Szrj along with GCC; see the file COPYING3. If not see 18*38fd1498Szrj <http://www.gnu.org/licenses/>. */ 19*38fd1498Szrj 20*38fd1498Szrj #ifndef GCC_COVERAGE_H 21*38fd1498Szrj #define GCC_COVERAGE_H 22*38fd1498Szrj 23*38fd1498Szrj #include "gcov-io.h" 24*38fd1498Szrj 25*38fd1498Szrj extern void coverage_init (const char *); 26*38fd1498Szrj extern void coverage_finish (void); 27*38fd1498Szrj extern void coverage_remove_note_file (void); 28*38fd1498Szrj 29*38fd1498Szrj /* Start outputting coverage information for the current 30*38fd1498Szrj function. */ 31*38fd1498Szrj extern int coverage_begin_function (unsigned, unsigned); 32*38fd1498Szrj 33*38fd1498Szrj /* Complete the coverage information for the current function. */ 34*38fd1498Szrj extern void coverage_end_function (unsigned, unsigned); 35*38fd1498Szrj 36*38fd1498Szrj /* Compute the control flow checksum for the function FN given as argument. */ 37*38fd1498Szrj extern unsigned coverage_compute_cfg_checksum (struct function *fn); 38*38fd1498Szrj 39*38fd1498Szrj /* Compute the profile id of function N. */ 40*38fd1498Szrj extern unsigned coverage_compute_profile_id (struct cgraph_node *n); 41*38fd1498Szrj 42*38fd1498Szrj /* Compute the line number checksum for the current function. */ 43*38fd1498Szrj extern unsigned coverage_compute_lineno_checksum (void); 44*38fd1498Szrj 45*38fd1498Szrj /* Allocate some counters. Repeatable per function. */ 46*38fd1498Szrj extern int coverage_counter_alloc (unsigned /*counter*/, unsigned/*num*/); 47*38fd1498Szrj /* Use a counter from the most recent allocation. */ 48*38fd1498Szrj extern tree tree_coverage_counter_ref (unsigned /*counter*/, unsigned/*num*/); 49*38fd1498Szrj /* Use a counter address from the most recent allocation. */ 50*38fd1498Szrj extern tree tree_coverage_counter_addr (unsigned /*counter*/, unsigned/*num*/); 51*38fd1498Szrj 52*38fd1498Szrj /* Get all the counters for the current function. */ 53*38fd1498Szrj extern gcov_type *get_coverage_counts (unsigned /*counter*/, 54*38fd1498Szrj unsigned /*expected*/, 55*38fd1498Szrj unsigned /*cfg_checksum*/, 56*38fd1498Szrj unsigned /*lineno_checksum*/, 57*38fd1498Szrj const struct gcov_ctr_summary **); 58*38fd1498Szrj 59*38fd1498Szrj extern tree get_gcov_type (void); 60*38fd1498Szrj extern bool coverage_node_map_initialized_p (void); 61*38fd1498Szrj 62*38fd1498Szrj #endif 63