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comparison gcc/hash-table.c @ 131:84e7813d76e9

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gcc-8.2
author mir3636
date Thu, 25 Oct 2018 07:37:49 +0900
parents 04ced10e8804
children 1830386684a0
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111:04ced10e8804 131:84e7813d76e9
1 /* A type-safe hash table template. 1 /* A type-safe hash table template.
2 Copyright (C) 2012-2017 Free Software Foundation, Inc. 2 Copyright (C) 2012-2018 Free Software Foundation, Inc.
3 Contributed by Lawrence Crowl <crowl@google.com> 3 Contributed by Lawrence Crowl <crowl@google.com>
4 4
5 This file is part of GCC. 5 This file is part of GCC.
6 6
7 GCC is free software; you can redistribute it and/or modify it under 7 GCC is free software; you can redistribute it and/or modify it under
96 gcc_assert (n <= prime_tab[low].prime); 96 gcc_assert (n <= prime_tab[low].prime);
97 97
98 return low; 98 return low;
99 } 99 }
100 100
101 mem_alloc_description<mem_usage> hash_table_usage; 101 /* Return a reference to the lazily initialized hash-table usage description.
102 This needs to be a function rather than a simple global variable so that it
103 is reliably initialized before hash table variables in other files such as
104 sem_item::m_type_hash_cache. */
105 mem_alloc_description<mem_usage>&
106 hash_table_usage ()
107 {
108 static mem_alloc_description<mem_usage> usage;
109 return usage;
110 }
102 111
103 /* Support function for statistics. */ 112 /* Support function for statistics. */
104 void dump_hash_table_loc_statistics (void) 113 void dump_hash_table_loc_statistics (void)
105 { 114 {
106 if (!GATHER_STATISTICS) 115 if (!GATHER_STATISTICS)
107 return; 116 return;
108 117
109 for (unsigned i = HASH_TABLE_ORIGIN; i <= HASH_SET_ORIGIN; i++) 118 for (unsigned i = HASH_TABLE_ORIGIN; i <= HASH_SET_ORIGIN; i++)
110 { 119 {
111 mem_alloc_origin origin = (mem_alloc_origin) i; 120 mem_alloc_origin origin = (mem_alloc_origin) i;
112 hash_table_usage.dump (origin); 121 hash_table_usage ().dump (origin);
113 } 122 }
114 } 123 }
115