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-rw-r--r--lib/gcc/x86_64-linux-android/4.9.x/gcov-src/libgcov-merge.c299
1 files changed, 0 insertions, 299 deletions
diff --git a/lib/gcc/x86_64-linux-android/4.9.x/gcov-src/libgcov-merge.c b/lib/gcc/x86_64-linux-android/4.9.x/gcov-src/libgcov-merge.c
deleted file mode 100644
index 997dab3..0000000
--- a/lib/gcc/x86_64-linux-android/4.9.x/gcov-src/libgcov-merge.c
+++ /dev/null
@@ -1,299 +0,0 @@
-/* Routines required for instrumenting a program. */
-/* Compile this one with gcc. */
-/* Copyright (C) 1989-2014 Free Software Foundation, Inc.
-
-This file is part of GCC.
-
-GCC 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, or (at your option) any later
-version.
-
-GCC 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.
-
-Under Section 7 of GPL version 3, you are granted additional
-permissions described in the GCC Runtime Library Exception, version
-3.1, as published by the Free Software Foundation.
-
-You should have received a copy of the GNU General Public License and
-a copy of the GCC Runtime Library Exception along with this program;
-see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
-<http://www.gnu.org/licenses/>. */
-
-#include "libgcov.h"
-
-#if defined(inhibit_libc)
-/* If libc and its header files are not available, provide dummy functions. */
-
-#ifdef L_gcov_merge_add
-void __gcov_merge_add (gcov_type *counters __attribute__ ((unused)),
- unsigned n_counters __attribute__ ((unused))) {}
-#endif
-
-#ifdef L_gcov_merge_single
-void __gcov_merge_single (gcov_type *counters __attribute__ ((unused)),
- unsigned n_counters __attribute__ ((unused))) {}
-#endif
-
-#ifdef L_gcov_merge_delta
-void __gcov_merge_delta (gcov_type *counters __attribute__ ((unused)),
- unsigned n_counters __attribute__ ((unused))) {}
-#endif
-
-#else
-
-#ifdef L_gcov_merge_add
-/* The profile merging function that just adds the counters. It is given
- an array COUNTERS of N_COUNTERS old counters and it reads the same number
- of counters from the gcov file. */
-void
-__gcov_merge_add (gcov_type *counters, unsigned n_counters)
-{
- for (; n_counters; counters++, n_counters--)
- *counters += gcov_get_counter ();
-}
-#endif /* L_gcov_merge_add */
-
-#ifdef L_gcov_merge_ior
-/* The profile merging function that just adds the counters. It is given
- an array COUNTERS of N_COUNTERS old counters and it reads the same number
- of counters from the gcov file. */
-void
-__gcov_merge_ior (gcov_type *counters, unsigned n_counters)
-{
- for (; n_counters; counters++, n_counters--)
- *counters |= gcov_get_counter_target ();
-}
-#endif
-
-
-#ifdef L_gcov_merge_dc
-
-/* Returns 1 if the function global id GID is not valid. */
-
-static int
-__gcov_is_gid_insane (gcov_type gid)
-{
- if (EXTRACT_MODULE_ID_FROM_GLOBAL_ID (gid) == 0
- || EXTRACT_FUNC_ID_FROM_GLOBAL_ID (gid) == 0)
- return 1;
- return 0;
-}
-
-/* The profile merging function used for merging direct call counts
- This function is given array COUNTERS of N_COUNTERS old counters and it
- reads the same number of counters from the gcov file. */
-
-void
-__gcov_merge_dc (gcov_type *counters, unsigned n_counters)
-{
- unsigned i;
-
- gcc_assert (!(n_counters % 2));
- for (i = 0; i < n_counters; i += 2)
- {
- gcov_type global_id = gcov_get_counter_target ();
- gcov_type call_count = gcov_get_counter ();
-
- /* Note that global id counter may never have been set if no calls were
- made from this call-site. */
- if (counters[i] && global_id)
- {
- /* TODO race condition requires us do the following correction. */
- if (__gcov_is_gid_insane (counters[i]))
- counters[i] = global_id;
- else if (__gcov_is_gid_insane (global_id))
- global_id = counters[i];
-
-#if !defined(__KERNEL__)
- /* In the case of inconsistency, use the src's target. */
- if (counters[i] != global_id)
- fprintf (stderr, "Warning: Inconsistent call targets in"
- " direct-call profile.\n");
-#endif
- }
- else if (global_id)
- counters[i] = global_id;
-
- counters[i + 1] += call_count;
-
- /* Reset. */
- if (__gcov_is_gid_insane (counters[i]))
- counters[i] = counters[i + 1] = 0;
-
- /* Assert that the invariant (global_id == 0) <==> (call_count == 0)
- holds true after merging. */
- if (counters[i] == 0)
- counters[i+1] = 0;
- if (counters[i + 1] == 0)
- counters[i] = 0;
- }
-}
-#endif
-
-
-#ifdef L_gcov_merge_icall_topn
-/* The profile merging function used for merging indirect call counts
- This function is given array COUNTERS of N_COUNTERS old counters and it
- reads the same number of counters from the gcov file. */
-
-void
-__gcov_merge_icall_topn (gcov_type *counters, unsigned n_counters)
-{
- unsigned i, j, k, m;
-
- gcc_assert (!(n_counters % GCOV_ICALL_TOPN_NCOUNTS));
- for (i = 0; i < n_counters; i += GCOV_ICALL_TOPN_NCOUNTS)
- {
- gcov_type *value_array = &counters[i + 1];
- unsigned tmp_size = 2 * (GCOV_ICALL_TOPN_NCOUNTS - 1);
- gcov_type *tmp_array
- = (gcov_type *) alloca (tmp_size * sizeof (gcov_type));
-
- for (j = 0; j < tmp_size; j++)
- tmp_array[j] = 0;
-
- for (j = 0; j < GCOV_ICALL_TOPN_NCOUNTS - 1; j += 2)
- {
- tmp_array[j] = value_array[j];
- tmp_array[j + 1] = value_array [j + 1];
- }
-
- /* Skip the number_of_eviction entry. */
- gcov_get_counter ();
- for (k = 0; k < GCOV_ICALL_TOPN_NCOUNTS - 1; k += 2)
- {
- int found = 0;
- gcov_type global_id = gcov_get_counter_target ();
- gcov_type call_count = gcov_get_counter ();
- for (m = 0; m < j; m += 2)
- {
- if (tmp_array[m] == global_id)
- {
- found = 1;
- tmp_array[m + 1] += call_count;
- break;
- }
- }
- if (!found)
- {
- tmp_array[j] = global_id;
- tmp_array[j + 1] = call_count;
- j += 2;
- }
- }
- /* Now sort the temp array */
- gcov_sort_n_vals (tmp_array, j);
-
- /* Now copy back the top half of the temp array */
- for (k = 0; k < GCOV_ICALL_TOPN_NCOUNTS - 1; k += 2)
- {
- value_array[k] = tmp_array[k];
- value_array[k + 1] = tmp_array[k + 1];
- }
- }
-}
-#endif
-
-
-#ifdef L_gcov_merge_time_profile
-/* Time profiles are merged so that minimum from all valid (greater than zero)
- is stored. There could be a fork that creates new counters. To have
- the profile stable, we chosen to pick the smallest function visit time. */
-void
-__gcov_merge_time_profile (gcov_type *counters, unsigned n_counters)
-{
- unsigned int i;
- gcov_type value;
-
- for (i = 0; i < n_counters; i++)
- {
- value = gcov_get_counter_target ();
-
- if (value && (!counters[i] || value < counters[i]))
- counters[i] = value;
- }
-}
-#endif /* L_gcov_merge_time_profile */
-
-#ifdef L_gcov_merge_single
-/* The profile merging function for choosing the most common value.
- It is given an array COUNTERS of N_COUNTERS old counters and it
- reads the same number of counters from the gcov file. The counters
- are split into 3-tuples where the members of the tuple have
- meanings:
-
- -- the stored candidate on the most common value of the measured entity
- -- counter
- -- total number of evaluations of the value */
-void
-__gcov_merge_single (gcov_type *counters, unsigned n_counters)
-{
- unsigned i, n_measures;
- gcov_type value, counter, all;
-
- gcc_assert (!(n_counters % 3));
- n_measures = n_counters / 3;
- for (i = 0; i < n_measures; i++, counters += 3)
- {
- value = gcov_get_counter_target ();
- counter = gcov_get_counter ();
- all = gcov_get_counter ();
-
- if (counters[0] == value)
- counters[1] += counter;
- else if (counter > counters[1])
- {
- counters[0] = value;
- counters[1] = counter - counters[1];
- }
- else
- counters[1] -= counter;
- counters[2] += all;
- }
-}
-#endif /* L_gcov_merge_single */
-
-#ifdef L_gcov_merge_delta
-/* The profile merging function for choosing the most common
- difference between two consecutive evaluations of the value. It is
- given an array COUNTERS of N_COUNTERS old counters and it reads the
- same number of counters from the gcov file. The counters are split
- into 4-tuples where the members of the tuple have meanings:
-
- -- the last value of the measured entity
- -- the stored candidate on the most common difference
- -- counter
- -- total number of evaluations of the value */
-void
-__gcov_merge_delta (gcov_type *counters, unsigned n_counters)
-{
- unsigned i, n_measures;
- gcov_type value, counter, all;
-
- gcc_assert (!(n_counters % 4));
- n_measures = n_counters / 4;
- for (i = 0; i < n_measures; i++, counters += 4)
- {
- /* last = */ gcov_get_counter ();
- value = gcov_get_counter_target ();
- counter = gcov_get_counter ();
- all = gcov_get_counter ();
-
- if (counters[1] == value)
- counters[2] += counter;
- else if (counter > counters[2])
- {
- counters[1] = value;
- counters[2] = counter - counters[2];
- }
- else
- counters[2] -= counter;
- counters[3] += all;
- }
-}
-#endif /* L_gcov_merge_delta */
-#endif /* inhibit_libc */
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