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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 | /* This file is included by pthread_create.c to define in libpthread all the magic symbols required by libthread_db. Copyright (C) 2003, 2004, 2007 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. The GNU C Library 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 Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with the GNU C Library; if not, see <http://www.gnu.org/licenses/>. */ #include "thread_dbP.h" #include <tls.h> typedef struct pthread pthread; typedef struct pthread_key_struct pthread_key_struct; typedef struct pthread_key_data pthread_key_data; typedef struct { struct pthread_key_data data[PTHREAD_KEY_2NDLEVEL_SIZE]; } pthread_key_data_level2; typedef struct { union dtv dtv[UINT32_MAX / 2 / sizeof (union dtv)]; /* No constant bound. */ } dtv; typedef struct link_map link_map; /* Actually static in nptl/init.c, but we only need it for typeof. */ extern bool __nptl_initial_report_events; #define schedparam_sched_priority schedparam.sched_priority #define eventbuf_eventmask eventbuf.eventmask #define eventbuf_eventmask_event_bits eventbuf.eventmask.event_bits #define DESC(name, offset, obj) \ DB_DEFINE_DESC (name, 8 * sizeof (obj), 1, offset); #define ARRAY_DESC(name, offset, obj) \ DB_DEFINE_DESC (name, \ 8 * sizeof (obj)[0], sizeof (obj) / sizeof (obj)[0], \ offset); #if defined(TLS_TCB_AT_TP) # define dtvp header.dtv #elif defined(TLS_DTV_AT_TP) /* Special case hack. If TLS_TCB_SIZE == 0 (on PowerPC), there is no TCB containing the DTV at the TP, but actually the TCB lies behind the TP, i.e. at the very end of the area covered by TLS_PRE_TCB_SIZE. */ DESC (_thread_db_pthread_dtvp, TLS_PRE_TCB_SIZE + offsetof (tcbhead_t, dtv) - (TLS_TCB_SIZE == 0 ? sizeof (tcbhead_t) : 0), union dtv *) #endif #define DB_STRUCT(type) \ const uint32_t _thread_db_sizeof_##type = sizeof (type); #define DB_STRUCT_FIELD(type, field) \ DESC (_thread_db_##type##_##field, \ offsetof (type, field), ((type *) 0)->field) #define DB_STRUCT_ARRAY_FIELD(type, field) \ ARRAY_DESC (_thread_db_##type##_##field, \ offsetof (type, field), ((type *) 0)->field) #define DB_VARIABLE(name) DESC (_thread_db_##name, 0, name) #define DB_ARRAY_VARIABLE(name) ARRAY_DESC (_thread_db_##name, 0, name) #define DB_SYMBOL(name) /* Nothing. */ #define DB_FUNCTION(name) /* Nothing. */ #include "structs.def" #undef DB_STRUCT #undef DB_STRUCT_FIELD #undef DB_SYMBOL #undef DB_FUNCTION #undef DB_VARIABLE #undef DESC #ifdef DB_THREAD_SELF # ifdef DB_THREAD_SELF_INCLUDE # include DB_THREAD_SELF_INCLUDE # endif /* This macro is defined in the machine's tls.h using the three below. */ # define CONST_THREAD_AREA(bits, value) \ const uint32_t _thread_db_const_thread_area = (value); # define REGISTER_THREAD_AREA(bits, regofs, scale) \ DB_DEFINE_DESC (_thread_db_register##bits##_thread_area, \ bits, (scale), (regofs)); # define REGISTER(bits, size, regofs, bias) \ DB_DEFINE_DESC (_thread_db_register##bits, size, (uint32_t)(bias), (regofs)); DB_THREAD_SELF #endif |