sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 1 | /* |
| 2 | This file is part of drd, a data race detector. |
| 3 | |
sewardj | 8564292 | 2008-01-14 11:54:56 +0000 | [diff] [blame] | 4 | Copyright (C) 2006-2008 Bart Van Assche |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 5 | bart.vanassche@gmail.com |
| 6 | |
| 7 | This program is free software; you can redistribute it and/or |
| 8 | modify it under the terms of the GNU General Public License as |
| 9 | published by the Free Software Foundation; either version 2 of the |
| 10 | License, or (at your option) any later version. |
| 11 | |
| 12 | This program is distributed in the hope that it will be useful, but |
| 13 | WITHOUT ANY WARRANTY; without even the implied warranty of |
| 14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 15 | General Public License for more details. |
| 16 | |
| 17 | You should have received a copy of the GNU General Public License |
| 18 | along with this program; if not, write to the Free Software |
| 19 | Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA |
| 20 | 02111-1307, USA. |
| 21 | |
| 22 | The GNU General Public License is contained in the file COPYING. |
| 23 | */ |
| 24 | |
| 25 | |
sewardj | 8564292 | 2008-01-14 11:54:56 +0000 | [diff] [blame] | 26 | #include "drd_barrier.h" |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 27 | #include "drd_clientreq.h" |
bart | 4bb53d8 | 2008-02-28 19:06:34 +0000 | [diff] [blame] | 28 | #include "drd_clientobj.h" |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 29 | #include "drd_cond.h" |
| 30 | #include "drd_error.h" |
| 31 | #include "drd_malloc_wrappers.h" |
| 32 | #include "drd_mutex.h" |
bart | 5bd9f2d | 2008-03-03 20:31:58 +0000 | [diff] [blame] | 33 | #include "drd_rwlock.h" |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 34 | #include "drd_segment.h" |
sewardj | 8564292 | 2008-01-14 11:54:56 +0000 | [diff] [blame] | 35 | #include "drd_semaphore.h" |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 36 | #include "drd_suppression.h" |
| 37 | #include "drd_thread.h" |
| 38 | #include "drd_track.h" |
| 39 | #include "drd_vc.h" |
sewardj | 721ad7b | 2007-11-30 08:30:29 +0000 | [diff] [blame] | 40 | #include "priv_drd_clientreq.h" |
sewardj | 8564292 | 2008-01-14 11:54:56 +0000 | [diff] [blame] | 41 | #include "pub_drd_bitmap.h" |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 42 | #include "pub_tool_basics.h" |
| 43 | #include "pub_tool_debuginfo.h" // VG_(describe_IP)() |
| 44 | #include "pub_tool_libcassert.h" // tl_assert() |
| 45 | #include "pub_tool_libcbase.h" // VG_(strcmp) |
| 46 | #include "pub_tool_libcprint.h" // VG_(printf) |
sewardj | 8564292 | 2008-01-14 11:54:56 +0000 | [diff] [blame] | 47 | #include "pub_tool_vki.h" // Must be included before pub_tool_libcproc |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 48 | #include "pub_tool_libcproc.h" |
| 49 | #include "pub_tool_machine.h" |
| 50 | #include "pub_tool_options.h" // command line options |
bart | 72b751c | 2008-03-01 13:44:24 +0000 | [diff] [blame] | 51 | #include "pub_tool_threadstate.h" // VG_(get_running_tid)() |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 52 | #include "pub_tool_tooliface.h" |
| 53 | |
| 54 | |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 55 | // Function declarations. |
| 56 | |
| 57 | static void drd_start_client_code(const ThreadId tid, const ULong bbs_done); |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 58 | |
| 59 | |
| 60 | // Local variables. |
| 61 | |
| 62 | static Bool drd_print_stats = False; |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 63 | static Bool drd_trace_fork_join = False; |
sewardj | 8564292 | 2008-01-14 11:54:56 +0000 | [diff] [blame] | 64 | static Bool drd_trace_mem = False; |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 65 | static Addr drd_trace_address = 0; |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 66 | |
| 67 | |
| 68 | // |
| 69 | // Implement the needs_command_line_options for drd. |
| 70 | // |
| 71 | |
| 72 | static Bool drd_process_cmd_line_option(Char* arg) |
| 73 | { |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 74 | Bool trace_barrier = False; |
| 75 | Bool trace_clientobj = False; |
| 76 | Bool trace_cond = False; |
| 77 | Bool trace_csw = False; |
| 78 | Bool trace_danger_set = False; |
| 79 | Bool trace_mutex = False; |
| 80 | Bool trace_rwlock = False; |
| 81 | Bool trace_segment = False; |
| 82 | Bool trace_semaphore = False; |
| 83 | Bool trace_suppression = False; |
| 84 | Char* trace_address = 0; |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 85 | |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 86 | VG_BOOL_CLO (arg, "--drd-stats", drd_print_stats) |
| 87 | else VG_BOOL_CLO(arg, "--trace-barrier", trace_barrier) |
| 88 | else VG_BOOL_CLO(arg, "--trace-clientobj", trace_clientobj) |
| 89 | else VG_BOOL_CLO(arg, "--trace-cond", trace_cond) |
| 90 | else VG_BOOL_CLO(arg, "--trace-csw", trace_csw) |
| 91 | else VG_BOOL_CLO(arg, "--trace-danger-set", trace_danger_set) |
| 92 | else VG_BOOL_CLO(arg, "--trace-fork-join", drd_trace_fork_join) |
| 93 | else VG_BOOL_CLO(arg, "--trace-mem", drd_trace_mem) |
| 94 | else VG_BOOL_CLO(arg, "--trace-mutex", trace_mutex) |
| 95 | else VG_BOOL_CLO(arg, "--trace-rwlock", trace_rwlock) |
| 96 | else VG_BOOL_CLO(arg, "--trace-segment", trace_segment) |
| 97 | else VG_BOOL_CLO(arg, "--trace-semaphore", trace_semaphore) |
| 98 | else VG_BOOL_CLO(arg, "--trace-suppression", trace_suppression) |
| 99 | else VG_STR_CLO (arg, "--trace-address", trace_address) |
| 100 | else |
| 101 | return False; |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 102 | |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 103 | if (trace_address) |
| 104 | { |
| 105 | drd_trace_address = VG_(strtoll16)(trace_address, 0); |
| 106 | } |
| 107 | if (trace_barrier) |
| 108 | barrier_set_trace(trace_barrier); |
| 109 | if (trace_clientobj) |
| 110 | clientobj_set_trace(trace_clientobj); |
| 111 | if (trace_cond) |
| 112 | cond_set_trace(trace_cond); |
| 113 | if (trace_csw) |
| 114 | thread_trace_context_switches(trace_csw); |
| 115 | if (trace_danger_set) |
| 116 | thread_trace_danger_set(trace_danger_set); |
| 117 | if (trace_mutex) |
| 118 | mutex_set_trace(trace_mutex); |
| 119 | if (trace_rwlock) |
| 120 | rwlock_set_trace(trace_rwlock); |
| 121 | if (trace_segment) |
| 122 | sg_set_trace(trace_segment); |
| 123 | if (trace_semaphore) |
| 124 | semaphore_set_trace(trace_semaphore); |
| 125 | if (trace_suppression) |
| 126 | suppression_set_trace(trace_suppression); |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 127 | |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 128 | return True; |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 129 | } |
| 130 | |
| 131 | static void drd_print_usage(void) |
| 132 | { |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 133 | VG_(printf)(" --trace-mem=no|yes Trace all memory accesses to stdout[no]" |
| 134 | "\n" |
| 135 | " --trace-fork-join=no|yes Trace all thread creation and join" |
| 136 | " activity\n" |
| 137 | " --trace-mutex=no|yes Trace all mutex activity\n" |
| 138 | " --trace-segment=no|yes Trace segment actions\n" |
| 139 | ); |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 140 | } |
| 141 | |
| 142 | static void drd_print_debug_usage(void) |
| 143 | { |
| 144 | } |
| 145 | |
| 146 | |
| 147 | // |
| 148 | // Implements the thread-related core callbacks. |
| 149 | // |
| 150 | |
bart | a79df6e | 2008-03-14 17:07:51 +0000 | [diff] [blame] | 151 | static void drd_trace_mem_access(const Addr addr, const SizeT size, |
| 152 | const BmAccessTypeT access_type) |
| 153 | { |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 154 | char vc[80]; |
| 155 | vc_snprint(vc, sizeof(vc), thread_get_vc(thread_get_running_tid())); |
| 156 | VG_(message)(Vg_UserMsg, |
| 157 | "%s 0x%lx size %ld %s (vg %d / drd %d / vc %s)", |
bart | d576591 | 2008-03-16 08:40:55 +0000 | [diff] [blame^] | 158 | access_type == eLoad |
| 159 | ? "load " |
| 160 | : access_type == eStore |
| 161 | ? "store" |
| 162 | : access_type == eStart |
| 163 | ? "start" |
| 164 | : access_type == eEnd |
| 165 | ? "end" |
| 166 | : "????", |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 167 | addr, |
| 168 | size, |
| 169 | thread_get_name(thread_get_running_tid()), |
| 170 | VG_(get_running_tid)(), |
| 171 | thread_get_running_tid(), |
| 172 | vc); |
| 173 | VG_(get_and_pp_StackTrace)(VG_(get_running_tid)(), |
| 174 | VG_(clo_backtrace_size)); |
| 175 | tl_assert(DrdThreadIdToVgThreadId(thread_get_running_tid()) |
| 176 | == VG_(get_running_tid)()); |
bart | a79df6e | 2008-03-14 17:07:51 +0000 | [diff] [blame] | 177 | } |
| 178 | |
| 179 | static void drd_report_race(const Addr addr, const SizeT size, |
| 180 | const BmAccessTypeT access_type) |
| 181 | { |
bart | 49c3a11 | 2008-03-15 10:28:36 +0000 | [diff] [blame] | 182 | DataRaceErrInfo drei; |
| 183 | |
bart | 7a28214 | 2008-03-15 08:34:23 +0000 | [diff] [blame] | 184 | if (drd_is_suppressed(addr, addr + size)) |
| 185 | return; |
| 186 | |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 187 | drei.tid = VG_(get_running_tid)(); |
| 188 | drei.addr = addr; |
| 189 | drei.size = size; |
| 190 | drei.access_type = access_type; |
| 191 | VG_(maybe_record_error)(VG_(get_running_tid)(), |
| 192 | DataRaceErr, |
| 193 | VG_(get_IP)(VG_(get_running_tid)()), |
| 194 | "Conflicting accesses", |
| 195 | &drei); |
bart | a79df6e | 2008-03-14 17:07:51 +0000 | [diff] [blame] | 196 | } |
| 197 | |
| 198 | static VG_REGPARM(2) void drd_trace_load(Addr addr, SizeT size) |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 199 | { |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 200 | Segment* sg; |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 201 | |
bart | f00a85b | 2008-03-13 18:49:23 +0000 | [diff] [blame] | 202 | #if 0 |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 203 | /* The assert below has been commented out because of performance reasons.*/ |
| 204 | tl_assert(thread_get_running_tid() |
| 205 | == VgThreadIdToDrdThreadId(VG_(get_running_tid()))); |
bart | f00a85b | 2008-03-13 18:49:23 +0000 | [diff] [blame] | 206 | #endif |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 207 | |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 208 | if (! running_thread_is_recording()) |
| 209 | return; |
bart | 0268dfa | 2008-03-11 20:10:21 +0000 | [diff] [blame] | 210 | |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 211 | if (drd_trace_mem || (addr == drd_trace_address)) |
| 212 | { |
| 213 | drd_trace_mem_access(addr, size, eLoad); |
| 214 | } |
| 215 | sg = running_thread_get_segment(); |
| 216 | bm_access_range_load(sg->bm, addr, addr + size); |
bart | 7a28214 | 2008-03-15 08:34:23 +0000 | [diff] [blame] | 217 | if (bm_load_has_conflict_with(thread_get_danger_set(), addr, addr + size)) |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 218 | { |
| 219 | drd_report_race(addr, size, eLoad); |
| 220 | } |
bart | a79df6e | 2008-03-14 17:07:51 +0000 | [diff] [blame] | 221 | } |
| 222 | |
| 223 | static VG_REGPARM(1) void drd_trace_load_1(Addr addr) |
| 224 | { |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 225 | Segment* sg; |
bart | a79df6e | 2008-03-14 17:07:51 +0000 | [diff] [blame] | 226 | |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 227 | if (! running_thread_is_recording()) |
| 228 | return; |
bart | a79df6e | 2008-03-14 17:07:51 +0000 | [diff] [blame] | 229 | |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 230 | if (drd_trace_mem || (addr == drd_trace_address)) |
| 231 | { |
| 232 | drd_trace_mem_access(addr, 1, eLoad); |
| 233 | } |
| 234 | sg = running_thread_get_segment(); |
| 235 | bm_access_load_1(sg->bm, addr); |
bart | 7a28214 | 2008-03-15 08:34:23 +0000 | [diff] [blame] | 236 | if (bm_load_1_has_conflict_with(thread_get_danger_set(), addr)) |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 237 | { |
| 238 | drd_report_race(addr, 1, eLoad); |
| 239 | } |
bart | a79df6e | 2008-03-14 17:07:51 +0000 | [diff] [blame] | 240 | } |
| 241 | |
| 242 | static VG_REGPARM(1) void drd_trace_load_2(Addr addr) |
| 243 | { |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 244 | Segment* sg; |
bart | a79df6e | 2008-03-14 17:07:51 +0000 | [diff] [blame] | 245 | |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 246 | if (! running_thread_is_recording()) |
| 247 | return; |
bart | a79df6e | 2008-03-14 17:07:51 +0000 | [diff] [blame] | 248 | |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 249 | if (drd_trace_mem || (addr == drd_trace_address)) |
| 250 | { |
| 251 | drd_trace_mem_access(addr, 2, eLoad); |
| 252 | } |
| 253 | sg = running_thread_get_segment(); |
| 254 | bm_access_load_2(sg->bm, addr); |
bart | 7a28214 | 2008-03-15 08:34:23 +0000 | [diff] [blame] | 255 | if (bm_load_2_has_conflict_with(thread_get_danger_set(), addr)) |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 256 | { |
| 257 | drd_report_race(addr, 2, eLoad); |
| 258 | } |
bart | a79df6e | 2008-03-14 17:07:51 +0000 | [diff] [blame] | 259 | } |
| 260 | |
| 261 | static VG_REGPARM(1) void drd_trace_load_4(Addr addr) |
| 262 | { |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 263 | Segment* sg; |
bart | a79df6e | 2008-03-14 17:07:51 +0000 | [diff] [blame] | 264 | |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 265 | if (! running_thread_is_recording()) |
| 266 | return; |
bart | a79df6e | 2008-03-14 17:07:51 +0000 | [diff] [blame] | 267 | |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 268 | if (drd_trace_mem || (addr == drd_trace_address)) |
| 269 | { |
| 270 | drd_trace_mem_access(addr, 4, eLoad); |
| 271 | } |
| 272 | sg = running_thread_get_segment(); |
| 273 | bm_access_load_4(sg->bm, addr); |
bart | 7a28214 | 2008-03-15 08:34:23 +0000 | [diff] [blame] | 274 | if (bm_load_4_has_conflict_with(thread_get_danger_set(), addr)) |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 275 | { |
| 276 | drd_report_race(addr, 4, eLoad); |
| 277 | } |
bart | a79df6e | 2008-03-14 17:07:51 +0000 | [diff] [blame] | 278 | } |
| 279 | |
| 280 | static VG_REGPARM(1) void drd_trace_load_8(Addr addr) |
| 281 | { |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 282 | Segment* sg; |
bart | a79df6e | 2008-03-14 17:07:51 +0000 | [diff] [blame] | 283 | |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 284 | if (! running_thread_is_recording()) |
| 285 | return; |
bart | a79df6e | 2008-03-14 17:07:51 +0000 | [diff] [blame] | 286 | |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 287 | if (drd_trace_mem || (addr == drd_trace_address)) |
| 288 | { |
| 289 | drd_trace_mem_access(addr, 8, eLoad); |
| 290 | } |
| 291 | sg = running_thread_get_segment(); |
| 292 | bm_access_load_8(sg->bm, addr); |
bart | 7a28214 | 2008-03-15 08:34:23 +0000 | [diff] [blame] | 293 | if (bm_load_8_has_conflict_with(thread_get_danger_set(), addr)) |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 294 | { |
| 295 | drd_report_race(addr, 8, eLoad); |
| 296 | } |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 297 | } |
| 298 | |
| 299 | static |
| 300 | VG_REGPARM(2) void drd_trace_store(Addr addr, SizeT size) |
| 301 | { |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 302 | Segment* sg; |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 303 | |
bart | f00a85b | 2008-03-13 18:49:23 +0000 | [diff] [blame] | 304 | #if 0 |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 305 | /* The assert below has been commented out because of performance reasons.*/ |
| 306 | tl_assert(thread_get_running_tid() |
| 307 | == VgThreadIdToDrdThreadId(VG_(get_running_tid()))); |
bart | f00a85b | 2008-03-13 18:49:23 +0000 | [diff] [blame] | 308 | #endif |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 309 | |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 310 | if (! running_thread_is_recording()) |
| 311 | return; |
bart | 0268dfa | 2008-03-11 20:10:21 +0000 | [diff] [blame] | 312 | |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 313 | if (drd_trace_mem || (addr == drd_trace_address)) |
| 314 | { |
| 315 | drd_trace_mem_access(addr, size, eStore); |
| 316 | } |
| 317 | sg = running_thread_get_segment(); |
| 318 | bm_access_range_store(sg->bm, addr, addr + size); |
bart | 7a28214 | 2008-03-15 08:34:23 +0000 | [diff] [blame] | 319 | if (bm_store_has_conflict_with(thread_get_danger_set(), addr, addr + size)) |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 320 | { |
| 321 | drd_report_race(addr, size, eStore); |
| 322 | } |
bart | a79df6e | 2008-03-14 17:07:51 +0000 | [diff] [blame] | 323 | } |
| 324 | |
| 325 | static VG_REGPARM(1) void drd_trace_store_1(Addr addr) |
| 326 | { |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 327 | Segment* sg; |
bart | a79df6e | 2008-03-14 17:07:51 +0000 | [diff] [blame] | 328 | |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 329 | if (! running_thread_is_recording()) |
| 330 | return; |
bart | a79df6e | 2008-03-14 17:07:51 +0000 | [diff] [blame] | 331 | |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 332 | if (drd_trace_mem || (addr == drd_trace_address)) |
| 333 | { |
| 334 | drd_trace_mem_access(addr, 1, eStore); |
| 335 | } |
| 336 | sg = running_thread_get_segment(); |
| 337 | bm_access_store_1(sg->bm, addr); |
bart | 7a28214 | 2008-03-15 08:34:23 +0000 | [diff] [blame] | 338 | if (bm_store_1_has_conflict_with(thread_get_danger_set(), addr)) |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 339 | { |
| 340 | drd_report_race(addr, 1, eStore); |
| 341 | } |
bart | a79df6e | 2008-03-14 17:07:51 +0000 | [diff] [blame] | 342 | } |
| 343 | |
| 344 | static VG_REGPARM(1) void drd_trace_store_2(Addr addr) |
| 345 | { |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 346 | Segment* sg; |
bart | a79df6e | 2008-03-14 17:07:51 +0000 | [diff] [blame] | 347 | |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 348 | if (! running_thread_is_recording()) |
| 349 | return; |
bart | a79df6e | 2008-03-14 17:07:51 +0000 | [diff] [blame] | 350 | |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 351 | if (drd_trace_mem || (addr == drd_trace_address)) |
| 352 | { |
| 353 | drd_trace_mem_access(addr, 2, eStore); |
| 354 | } |
| 355 | sg = running_thread_get_segment(); |
| 356 | bm_access_store_2(sg->bm, addr); |
bart | 7a28214 | 2008-03-15 08:34:23 +0000 | [diff] [blame] | 357 | if (bm_store_2_has_conflict_with(thread_get_danger_set(), addr)) |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 358 | { |
| 359 | drd_report_race(addr, 2, eStore); |
| 360 | } |
bart | a79df6e | 2008-03-14 17:07:51 +0000 | [diff] [blame] | 361 | } |
| 362 | |
| 363 | static VG_REGPARM(1) void drd_trace_store_4(Addr addr) |
| 364 | { |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 365 | Segment* sg; |
bart | a79df6e | 2008-03-14 17:07:51 +0000 | [diff] [blame] | 366 | |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 367 | if (! running_thread_is_recording()) |
| 368 | return; |
bart | a79df6e | 2008-03-14 17:07:51 +0000 | [diff] [blame] | 369 | |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 370 | if (drd_trace_mem || (addr == drd_trace_address)) |
| 371 | { |
| 372 | drd_trace_mem_access(addr, 4, eStore); |
| 373 | } |
| 374 | sg = running_thread_get_segment(); |
| 375 | bm_access_store_4(sg->bm, addr); |
bart | 7a28214 | 2008-03-15 08:34:23 +0000 | [diff] [blame] | 376 | if (bm_store_4_has_conflict_with(thread_get_danger_set(), addr)) |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 377 | { |
| 378 | drd_report_race(addr, 4, eStore); |
| 379 | } |
bart | a79df6e | 2008-03-14 17:07:51 +0000 | [diff] [blame] | 380 | } |
| 381 | |
| 382 | static VG_REGPARM(1) void drd_trace_store_8(Addr addr) |
| 383 | { |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 384 | Segment* sg; |
bart | a79df6e | 2008-03-14 17:07:51 +0000 | [diff] [blame] | 385 | |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 386 | if (! running_thread_is_recording()) |
| 387 | return; |
bart | a79df6e | 2008-03-14 17:07:51 +0000 | [diff] [blame] | 388 | |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 389 | if (drd_trace_mem || (addr == drd_trace_address)) |
| 390 | { |
| 391 | drd_trace_mem_access(addr, 8, eStore); |
| 392 | } |
| 393 | sg = running_thread_get_segment(); |
| 394 | bm_access_store_8(sg->bm, addr); |
bart | 7a28214 | 2008-03-15 08:34:23 +0000 | [diff] [blame] | 395 | if (bm_store_8_has_conflict_with(thread_get_danger_set(), addr)) |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 396 | { |
| 397 | drd_report_race(addr, 8, eStore); |
| 398 | } |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 399 | } |
| 400 | |
| 401 | static void drd_pre_mem_read(const CorePart part, |
| 402 | const ThreadId tid, |
| 403 | Char* const s, |
| 404 | const Addr a, |
| 405 | const SizeT size) |
| 406 | { |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 407 | if (size > 0) |
| 408 | { |
| 409 | drd_trace_load(a, size); |
| 410 | } |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 411 | } |
| 412 | |
bart | 5e85d26 | 2008-03-01 10:49:37 +0000 | [diff] [blame] | 413 | static void drd_pre_mem_read_asciiz(const CorePart part, |
| 414 | const ThreadId tid, |
| 415 | Char* const s, |
| 416 | const Addr a) |
| 417 | { |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 418 | const char* p = (void*)a; |
| 419 | SizeT size = 0; |
bart | 5e85d26 | 2008-03-01 10:49:37 +0000 | [diff] [blame] | 420 | |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 421 | /* Note: the expression '*p' reads client memory and may crash if the */ |
| 422 | /* client provided an invalid pointer ! */ |
| 423 | while (*p) |
| 424 | { |
| 425 | p++; |
| 426 | size++; |
| 427 | } |
| 428 | // To do: find out what a reasonable upper limit on 'size' is. |
| 429 | tl_assert(size < 4096); |
| 430 | if (size > 0) |
| 431 | { |
| 432 | drd_trace_load(a, size); |
| 433 | } |
bart | 5e85d26 | 2008-03-01 10:49:37 +0000 | [diff] [blame] | 434 | } |
| 435 | |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 436 | static void drd_post_mem_write(const CorePart part, |
| 437 | const ThreadId tid, |
| 438 | const Addr a, |
| 439 | const SizeT size) |
| 440 | { |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 441 | thread_set_vg_running_tid(VG_(get_running_tid)()); |
| 442 | if (size > 0) |
| 443 | { |
| 444 | drd_trace_store(a, size); |
| 445 | } |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 446 | } |
| 447 | |
bart | 5e85d26 | 2008-03-01 10:49:37 +0000 | [diff] [blame] | 448 | static void drd_start_using_mem(const Addr a1, const SizeT len) |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 449 | { |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 450 | const Addr a2 = a1 + len; |
bart | 5e85d26 | 2008-03-01 10:49:37 +0000 | [diff] [blame] | 451 | |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 452 | tl_assert(a1 < a2); |
bart | 5e85d26 | 2008-03-01 10:49:37 +0000 | [diff] [blame] | 453 | |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 454 | if (a1 <= drd_trace_address && drd_trace_address < a2) |
| 455 | { |
bart | d576591 | 2008-03-16 08:40:55 +0000 | [diff] [blame^] | 456 | drd_trace_mem_access(a1, len, eStart); |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 457 | } |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 458 | } |
| 459 | |
bart | 5e85d26 | 2008-03-01 10:49:37 +0000 | [diff] [blame] | 460 | static void drd_stop_using_mem(const Addr a1, const SizeT len) |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 461 | { |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 462 | const Addr a2 = a1 + len; |
bart | 5e85d26 | 2008-03-01 10:49:37 +0000 | [diff] [blame] | 463 | |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 464 | tl_assert(a1 < a2); |
bart | 5e85d26 | 2008-03-01 10:49:37 +0000 | [diff] [blame] | 465 | |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 466 | if (a1 <= drd_trace_address && drd_trace_address < a2) |
| 467 | { |
bart | d576591 | 2008-03-16 08:40:55 +0000 | [diff] [blame^] | 468 | drd_trace_mem_access(a1, len, eStart); |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 469 | } |
| 470 | thread_stop_using_mem(a1, a2); |
| 471 | clientobj_stop_using_mem(a1, a2); |
| 472 | drd_suppression_stop_using_mem(a1, a2); |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 473 | } |
| 474 | |
bart | 5e85d26 | 2008-03-01 10:49:37 +0000 | [diff] [blame] | 475 | static |
| 476 | void drd_start_using_mem_w_perms(const Addr a, const SizeT len, |
| 477 | const Bool rr, const Bool ww, const Bool xx) |
| 478 | { |
bart | d576591 | 2008-03-16 08:40:55 +0000 | [diff] [blame^] | 479 | thread_set_vg_running_tid(VG_(get_running_tid)()); |
| 480 | |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 481 | drd_start_using_mem(a, len); |
bart | 5e85d26 | 2008-03-01 10:49:37 +0000 | [diff] [blame] | 482 | } |
| 483 | |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 484 | /* Called by the core when the stack of a thread grows, to indicate that */ |
| 485 | /* the addresses in range [ a, a + len [ may now be used by the client. */ |
| 486 | /* Assumption: stacks grow downward. */ |
| 487 | static void drd_start_using_mem_stack(const Addr a, const SizeT len) |
| 488 | { |
bart | d576591 | 2008-03-16 08:40:55 +0000 | [diff] [blame^] | 489 | thread_set_stack_min(thread_get_running_tid(), a); |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 490 | drd_start_using_mem(a, len); |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 491 | } |
| 492 | |
| 493 | /* Called by the core when the stack of a thread shrinks, to indicate that */ |
| 494 | /* the addresses [ a, a + len [ are no longer accessible for the client. */ |
| 495 | /* Assumption: stacks grow downward. */ |
| 496 | static void drd_stop_using_mem_stack(const Addr a, const SizeT len) |
| 497 | { |
bart | d576591 | 2008-03-16 08:40:55 +0000 | [diff] [blame^] | 498 | thread_set_stack_min(thread_get_running_tid(), a + len); |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 499 | drd_stop_using_mem(a, len); |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 500 | } |
| 501 | |
bart | 5e85d26 | 2008-03-01 10:49:37 +0000 | [diff] [blame] | 502 | static void drd_start_using_mem_stack_signal(const Addr a, const SizeT len) |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 503 | { |
bart | d576591 | 2008-03-16 08:40:55 +0000 | [diff] [blame^] | 504 | thread_set_vg_running_tid(VG_(get_running_tid)()); |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 505 | drd_start_using_mem(a, len); |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 506 | } |
| 507 | |
bart | 5e85d26 | 2008-03-01 10:49:37 +0000 | [diff] [blame] | 508 | static void drd_stop_using_mem_stack_signal(Addr a, SizeT len) |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 509 | { |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 510 | drd_stop_using_mem(a, len); |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 511 | } |
| 512 | |
| 513 | static |
| 514 | void drd_pre_thread_create(const ThreadId creator, const ThreadId created) |
| 515 | { |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 516 | const DrdThreadId drd_creator = VgThreadIdToDrdThreadId(creator); |
| 517 | tl_assert(created != VG_INVALID_THREADID); |
| 518 | thread_pre_create(drd_creator, created); |
| 519 | if (IsValidDrdThreadId(drd_creator)) |
| 520 | { |
| 521 | thread_new_segment(drd_creator); |
| 522 | } |
| 523 | if (drd_trace_fork_join) |
| 524 | { |
| 525 | VG_(message)(Vg_DebugMsg, |
| 526 | "drd_pre_thread_create creator = %d/%d, created = %d", |
| 527 | creator, drd_creator, created); |
| 528 | } |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 529 | } |
| 530 | |
| 531 | /* Called by Valgrind's core before any loads or stores are performed on */ |
| 532 | /* the context of thread "created". At startup, this function is called */ |
| 533 | /* with arguments (0,1). */ |
| 534 | static |
| 535 | void drd_post_thread_create(const ThreadId created) |
| 536 | { |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 537 | const DrdThreadId drd_created = thread_post_create(created); |
| 538 | tl_assert(created != VG_INVALID_THREADID); |
| 539 | if (drd_trace_fork_join) |
| 540 | { |
| 541 | VG_(message)(Vg_DebugMsg, |
| 542 | "drd_post_thread_create created = %d/%d", |
| 543 | created, drd_created); |
| 544 | } |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 545 | } |
| 546 | |
| 547 | /* Process VG_USERREQ__POST_THREAD_JOIN. This client request is invoked just */ |
| 548 | /* after thread drd_joiner joined thread drd_joinee. */ |
| 549 | void drd_post_thread_join(DrdThreadId drd_joiner, DrdThreadId drd_joinee) |
| 550 | { |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 551 | tl_assert(IsValidDrdThreadId(drd_joiner)); |
| 552 | tl_assert(IsValidDrdThreadId(drd_joinee)); |
| 553 | thread_new_segment(drd_joinee); |
| 554 | thread_combine_vc(drd_joiner, drd_joinee); |
| 555 | thread_new_segment(drd_joiner); |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 556 | |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 557 | if (drd_trace_fork_join) |
| 558 | { |
| 559 | char msg[256]; |
| 560 | const ThreadId joiner = DrdThreadIdToVgThreadId(drd_joiner); |
| 561 | const ThreadId joinee = DrdThreadIdToVgThreadId(drd_joinee); |
| 562 | VG_(snprintf)(msg, sizeof(msg), |
| 563 | "drd_post_thread_join joiner = %d/%d, joinee = %d/%d", |
| 564 | joiner, drd_joiner, joinee, drd_joinee); |
| 565 | if (joiner) |
| 566 | { |
| 567 | VG_(snprintf)(msg + VG_(strlen)(msg), sizeof(msg) - VG_(strlen)(msg), |
| 568 | ", new vc: "); |
| 569 | vc_snprint(msg + VG_(strlen)(msg), sizeof(msg) - VG_(strlen)(msg), |
| 570 | thread_get_vc(drd_joiner)); |
| 571 | } |
| 572 | VG_(message)(Vg_DebugMsg, msg); |
| 573 | } |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 574 | |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 575 | thread_delete(drd_joinee); |
| 576 | mutex_thread_delete(drd_joinee); |
| 577 | cond_thread_delete(drd_joinee); |
| 578 | semaphore_thread_delete(drd_joinee); |
| 579 | barrier_thread_delete(drd_joinee); |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 580 | } |
| 581 | |
bart | 5bd9f2d | 2008-03-03 20:31:58 +0000 | [diff] [blame] | 582 | void drd_trace_addr(const Addr addr) |
| 583 | { |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 584 | drd_trace_address = addr; |
bart | 5bd9f2d | 2008-03-03 20:31:58 +0000 | [diff] [blame] | 585 | } |
| 586 | |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 587 | /* Called after a thread has performed its last memory access. */ |
| 588 | static void drd_thread_finished(ThreadId tid) |
| 589 | { |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 590 | DrdThreadId drd_tid; |
sewardj | 8564292 | 2008-01-14 11:54:56 +0000 | [diff] [blame] | 591 | |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 592 | tl_assert(VG_(get_running_tid)() == tid); |
sewardj | 8564292 | 2008-01-14 11:54:56 +0000 | [diff] [blame] | 593 | |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 594 | drd_tid = VgThreadIdToDrdThreadId(tid); |
| 595 | if (drd_trace_fork_join) |
| 596 | { |
| 597 | VG_(message)(Vg_DebugMsg, |
| 598 | "drd_thread_finished tid = %d/%d%s", |
| 599 | tid, |
| 600 | drd_tid, |
| 601 | thread_get_joinable(drd_tid) |
| 602 | ? "" |
| 603 | : " (which is a detached thread)"); |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 604 | |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 605 | } |
| 606 | thread_finished(drd_tid); |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 607 | } |
| 608 | |
bart | 0268dfa | 2008-03-11 20:10:21 +0000 | [diff] [blame] | 609 | void drd_pre_mutex_init(const Addr mutex, const MutexT mutex_type) |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 610 | { |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 611 | mutex_init(mutex, mutex_type); |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 612 | } |
| 613 | |
sewardj | 347eeba | 2008-01-21 14:19:07 +0000 | [diff] [blame] | 614 | void drd_post_mutex_destroy(const Addr mutex, const MutexT mutex_type) |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 615 | { |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 616 | mutex_post_destroy(mutex); |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 617 | } |
| 618 | |
bart | 0268dfa | 2008-03-11 20:10:21 +0000 | [diff] [blame] | 619 | void drd_pre_mutex_lock(const Addr mutex, const MutexT mutex_type) |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 620 | { |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 621 | mutex_pre_lock(mutex, mutex_type); |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 622 | } |
| 623 | |
bart | 0034464 | 2008-03-01 15:27:41 +0000 | [diff] [blame] | 624 | void drd_post_mutex_lock(const Addr mutex, const Bool took_lock) |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 625 | { |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 626 | mutex_post_lock(mutex, took_lock); |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 627 | } |
| 628 | |
bart | 0034464 | 2008-03-01 15:27:41 +0000 | [diff] [blame] | 629 | void drd_pre_mutex_unlock(const Addr mutex, const MutexT mutex_type) |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 630 | { |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 631 | mutex_unlock(mutex, mutex_type); |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 632 | } |
| 633 | |
bart | 0268dfa | 2008-03-11 20:10:21 +0000 | [diff] [blame] | 634 | void drd_pre_cond_init(Addr cond) |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 635 | { |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 636 | cond_pre_init(cond); |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 637 | } |
| 638 | |
bart | 72b751c | 2008-03-01 13:44:24 +0000 | [diff] [blame] | 639 | void drd_post_cond_destroy(Addr cond) |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 640 | { |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 641 | cond_post_destroy(cond); |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 642 | } |
| 643 | |
bart | 0268dfa | 2008-03-11 20:10:21 +0000 | [diff] [blame] | 644 | void drd_semaphore_init(const Addr semaphore, |
sewardj | 8564292 | 2008-01-14 11:54:56 +0000 | [diff] [blame] | 645 | const Word pshared, const Word value) |
| 646 | { |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 647 | semaphore_init(semaphore, pshared, value); |
sewardj | 8564292 | 2008-01-14 11:54:56 +0000 | [diff] [blame] | 648 | } |
| 649 | |
| 650 | void drd_semaphore_destroy(const Addr semaphore) |
| 651 | { |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 652 | semaphore_destroy(semaphore); |
sewardj | 8564292 | 2008-01-14 11:54:56 +0000 | [diff] [blame] | 653 | } |
| 654 | |
bart | 0268dfa | 2008-03-11 20:10:21 +0000 | [diff] [blame] | 655 | void drd_semaphore_pre_wait(const DrdThreadId tid, const Addr semaphore) |
sewardj | 8564292 | 2008-01-14 11:54:56 +0000 | [diff] [blame] | 656 | { |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 657 | semaphore_pre_wait(semaphore); |
bart | 28230a3 | 2008-02-29 17:27:03 +0000 | [diff] [blame] | 658 | } |
| 659 | |
| 660 | void drd_semaphore_post_wait(const DrdThreadId tid, const Addr semaphore, |
| 661 | const Bool waited) |
| 662 | { |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 663 | semaphore_post_wait(tid, semaphore, waited); |
sewardj | 8564292 | 2008-01-14 11:54:56 +0000 | [diff] [blame] | 664 | } |
| 665 | |
bart | 0268dfa | 2008-03-11 20:10:21 +0000 | [diff] [blame] | 666 | void drd_semaphore_pre_post(const DrdThreadId tid, const Addr semaphore) |
sewardj | 8564292 | 2008-01-14 11:54:56 +0000 | [diff] [blame] | 667 | { |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 668 | semaphore_pre_post(tid, semaphore); |
sewardj | 8564292 | 2008-01-14 11:54:56 +0000 | [diff] [blame] | 669 | } |
| 670 | |
| 671 | void drd_semaphore_post_post(const DrdThreadId tid, const Addr semaphore, |
bart | 0268dfa | 2008-03-11 20:10:21 +0000 | [diff] [blame] | 672 | const Bool waited) |
sewardj | 8564292 | 2008-01-14 11:54:56 +0000 | [diff] [blame] | 673 | { |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 674 | semaphore_post_post(tid, semaphore, waited); |
sewardj | 8564292 | 2008-01-14 11:54:56 +0000 | [diff] [blame] | 675 | } |
| 676 | |
| 677 | |
bart | 0268dfa | 2008-03-11 20:10:21 +0000 | [diff] [blame] | 678 | void drd_barrier_init(const Addr barrier, |
| 679 | const BarrierT barrier_type, const Word count, |
| 680 | const Bool reinitialization) |
sewardj | 8564292 | 2008-01-14 11:54:56 +0000 | [diff] [blame] | 681 | { |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 682 | barrier_init(barrier, barrier_type, count, reinitialization); |
sewardj | 8564292 | 2008-01-14 11:54:56 +0000 | [diff] [blame] | 683 | } |
| 684 | |
bart | 0268dfa | 2008-03-11 20:10:21 +0000 | [diff] [blame] | 685 | void drd_barrier_destroy(const Addr barrier, const BarrierT barrier_type) |
sewardj | 8564292 | 2008-01-14 11:54:56 +0000 | [diff] [blame] | 686 | { |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 687 | barrier_destroy(barrier, barrier_type); |
sewardj | 8564292 | 2008-01-14 11:54:56 +0000 | [diff] [blame] | 688 | } |
| 689 | |
bart | 0268dfa | 2008-03-11 20:10:21 +0000 | [diff] [blame] | 690 | void drd_barrier_pre_wait(const DrdThreadId tid, const Addr barrier, |
| 691 | const BarrierT barrier_type) |
sewardj | 8564292 | 2008-01-14 11:54:56 +0000 | [diff] [blame] | 692 | { |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 693 | barrier_pre_wait(tid, barrier, barrier_type); |
sewardj | 8564292 | 2008-01-14 11:54:56 +0000 | [diff] [blame] | 694 | } |
| 695 | |
| 696 | void drd_barrier_post_wait(const DrdThreadId tid, const Addr barrier, |
bart | 0268dfa | 2008-03-11 20:10:21 +0000 | [diff] [blame] | 697 | const BarrierT barrier_type, const Bool waited) |
sewardj | 8564292 | 2008-01-14 11:54:56 +0000 | [diff] [blame] | 698 | { |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 699 | barrier_post_wait(tid, barrier, barrier_type, waited); |
sewardj | 8564292 | 2008-01-14 11:54:56 +0000 | [diff] [blame] | 700 | } |
| 701 | |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 702 | |
| 703 | // |
| 704 | // Implementation of the tool interface. |
| 705 | // |
| 706 | |
| 707 | static |
| 708 | void drd_post_clo_init(void) |
sewardj | dcbb8d3 | 2007-11-26 21:34:30 +0000 | [diff] [blame] | 709 | { |
| 710 | # if defined(VGP_x86_linux) || defined(VGP_amd64_linux) |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 711 | /* fine */ |
sewardj | dcbb8d3 | 2007-11-26 21:34:30 +0000 | [diff] [blame] | 712 | # else |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 713 | VG_(printf)("\nWARNING: DRD has only been tested on x86-linux and amd64-linux.\n\n"); |
sewardj | dcbb8d3 | 2007-11-26 21:34:30 +0000 | [diff] [blame] | 714 | # endif |
| 715 | } |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 716 | |
bart | a79df6e | 2008-03-14 17:07:51 +0000 | [diff] [blame] | 717 | static void instrument_load(IRSB* const bb, |
| 718 | IRExpr* const addr_expr, |
| 719 | const HWord size) |
| 720 | { |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 721 | IRExpr* size_expr; |
| 722 | IRExpr** argv; |
| 723 | IRDirty* di; |
bart | a79df6e | 2008-03-14 17:07:51 +0000 | [diff] [blame] | 724 | |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 725 | switch (size) |
| 726 | { |
| 727 | case 1: |
| 728 | argv = mkIRExprVec_1(addr_expr); |
| 729 | di = unsafeIRDirty_0_N(/*regparms*/1, |
| 730 | "drd_trace_load_1", |
| 731 | VG_(fnptr_to_fnentry)(drd_trace_load_1), |
| 732 | argv); |
| 733 | break; |
| 734 | case 2: |
| 735 | argv = mkIRExprVec_1(addr_expr); |
| 736 | di = unsafeIRDirty_0_N(/*regparms*/1, |
| 737 | "drd_trace_load_2", |
| 738 | VG_(fnptr_to_fnentry)(drd_trace_load_2), |
| 739 | argv); |
| 740 | break; |
| 741 | case 4: |
| 742 | argv = mkIRExprVec_1(addr_expr); |
| 743 | di = unsafeIRDirty_0_N(/*regparms*/1, |
| 744 | "drd_trace_load_4", |
| 745 | VG_(fnptr_to_fnentry)(drd_trace_load_4), |
| 746 | argv); |
| 747 | break; |
| 748 | case 8: |
| 749 | argv = mkIRExprVec_1(addr_expr); |
| 750 | di = unsafeIRDirty_0_N(/*regparms*/1, |
| 751 | "drd_trace_load_8", |
| 752 | VG_(fnptr_to_fnentry)(drd_trace_load_8), |
| 753 | argv); |
| 754 | break; |
| 755 | default: |
| 756 | size_expr = mkIRExpr_HWord(size); |
| 757 | argv = mkIRExprVec_2(addr_expr, size_expr); |
| 758 | di = unsafeIRDirty_0_N(/*regparms*/2, |
| 759 | "drd_trace_load", |
| 760 | VG_(fnptr_to_fnentry)(drd_trace_load), |
| 761 | argv); |
| 762 | break; |
| 763 | } |
| 764 | addStmtToIRSB(bb, IRStmt_Dirty(di)); |
bart | a79df6e | 2008-03-14 17:07:51 +0000 | [diff] [blame] | 765 | } |
| 766 | |
| 767 | static void instrument_store(IRSB* const bb, |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 768 | IRExpr* const addr_expr, |
| 769 | const HWord size) |
bart | a79df6e | 2008-03-14 17:07:51 +0000 | [diff] [blame] | 770 | { |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 771 | IRExpr* size_expr; |
| 772 | IRExpr** argv; |
| 773 | IRDirty* di; |
bart | a79df6e | 2008-03-14 17:07:51 +0000 | [diff] [blame] | 774 | |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 775 | switch (size) |
| 776 | { |
| 777 | case 1: |
| 778 | argv = mkIRExprVec_1(addr_expr); |
| 779 | di = unsafeIRDirty_0_N(/*regparms*/1, |
| 780 | "drd_trace_store_1", |
| 781 | VG_(fnptr_to_fnentry)(drd_trace_store_1), |
| 782 | argv); |
| 783 | break; |
| 784 | case 2: |
| 785 | argv = mkIRExprVec_1(addr_expr); |
| 786 | di = unsafeIRDirty_0_N(/*regparms*/1, |
| 787 | "drd_trace_store_2", |
| 788 | VG_(fnptr_to_fnentry)(drd_trace_store_2), |
| 789 | argv); |
| 790 | break; |
| 791 | case 4: |
| 792 | argv = mkIRExprVec_1(addr_expr); |
| 793 | di = unsafeIRDirty_0_N(/*regparms*/1, |
| 794 | "drd_trace_store_4", |
| 795 | VG_(fnptr_to_fnentry)(drd_trace_store_4), |
| 796 | argv); |
| 797 | break; |
| 798 | case 8: |
| 799 | argv = mkIRExprVec_1(addr_expr); |
| 800 | di = unsafeIRDirty_0_N(/*regparms*/1, |
| 801 | "drd_trace_store_8", |
| 802 | VG_(fnptr_to_fnentry)(drd_trace_store_8), |
| 803 | argv); |
| 804 | break; |
| 805 | default: |
| 806 | size_expr = mkIRExpr_HWord(size); |
| 807 | argv = mkIRExprVec_2(addr_expr, size_expr); |
| 808 | di = unsafeIRDirty_0_N(/*regparms*/2, |
| 809 | "drd_trace_store", |
| 810 | VG_(fnptr_to_fnentry)(drd_trace_store), |
| 811 | argv); |
| 812 | break; |
| 813 | } |
| 814 | addStmtToIRSB(bb, IRStmt_Dirty(di)); |
bart | a79df6e | 2008-03-14 17:07:51 +0000 | [diff] [blame] | 815 | } |
| 816 | |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 817 | static |
| 818 | IRSB* drd_instrument(VgCallbackClosure* const closure, |
sewardj | 347eeba | 2008-01-21 14:19:07 +0000 | [diff] [blame] | 819 | IRSB* const bb_in, |
| 820 | VexGuestLayout* const layout, |
| 821 | VexGuestExtents* const vge, |
| 822 | IRType const gWordTy, |
| 823 | IRType const hWordTy) |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 824 | { |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 825 | IRDirty* di; |
| 826 | Int i; |
| 827 | IRSB* bb; |
| 828 | IRExpr** argv; |
| 829 | Bool instrument = True; |
| 830 | Bool bus_locked = False; |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 831 | |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 832 | /* Set up BB */ |
| 833 | bb = emptyIRSB(); |
| 834 | bb->tyenv = deepCopyIRTypeEnv(bb_in->tyenv); |
| 835 | bb->next = deepCopyIRExpr(bb_in->next); |
| 836 | bb->jumpkind = bb_in->jumpkind; |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 837 | |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 838 | for (i = 0; i < bb_in->stmts_used; i++) |
| 839 | { |
| 840 | IRStmt* const st = bb_in->stmts[i]; |
| 841 | tl_assert(st); |
| 842 | if (st->tag == Ist_NoOp) |
| 843 | continue; |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 844 | |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 845 | switch (st->tag) |
| 846 | { |
| 847 | case Ist_IMark: |
| 848 | instrument = VG_(seginfo_sect_kind)(NULL, 0, st->Ist.IMark.addr) |
| 849 | != Vg_SectPLT; |
| 850 | break; |
| 851 | |
| 852 | case Ist_MBE: |
| 853 | switch (st->Ist.MBE.event) |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 854 | { |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 855 | case Imbe_Fence: |
| 856 | break; /* not interesting */ |
| 857 | case Imbe_BusLock: |
| 858 | tl_assert(! bus_locked); |
| 859 | bus_locked = True; |
| 860 | break; |
| 861 | case Imbe_BusUnlock: |
| 862 | tl_assert(bus_locked); |
| 863 | bus_locked = False; |
| 864 | break; |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 865 | default: |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 866 | tl_assert(0); |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 867 | } |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 868 | addStmtToIRSB(bb, st); |
| 869 | break; |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 870 | |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 871 | case Ist_Store: |
| 872 | if (instrument && ! bus_locked) |
| 873 | { |
| 874 | instrument_store(bb, |
| 875 | st->Ist.Store.addr, |
| 876 | sizeofIRType(typeOfIRExpr(bb->tyenv, |
| 877 | st->Ist.Store.data))); |
| 878 | } |
| 879 | addStmtToIRSB(bb, st); |
| 880 | break; |
bart | a47b351 | 2008-03-07 17:22:26 +0000 | [diff] [blame] | 881 | |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 882 | case Ist_WrTmp: |
| 883 | if (instrument) |
| 884 | { |
| 885 | const IRExpr* const data = st->Ist.WrTmp.data; |
| 886 | if (data->tag == Iex_Load) |
| 887 | { |
| 888 | instrument_load(bb, |
| 889 | data->Iex.Load.addr, |
| 890 | sizeofIRType(data->Iex.Load.ty)); |
| 891 | } |
| 892 | } |
| 893 | addStmtToIRSB(bb, st); |
| 894 | break; |
| 895 | |
| 896 | case Ist_Dirty: |
| 897 | if (instrument) |
| 898 | { |
| 899 | IRDirty* d = st->Ist.Dirty.details; |
| 900 | IREffect const mFx = d->mFx; |
| 901 | switch (mFx) { |
| 902 | case Ifx_None: |
| 903 | break; |
| 904 | case Ifx_Read: |
| 905 | case Ifx_Write: |
| 906 | case Ifx_Modify: |
| 907 | tl_assert(d->mAddr); |
| 908 | tl_assert(d->mSize > 0); |
| 909 | argv = mkIRExprVec_2(d->mAddr, mkIRExpr_HWord(d->mSize)); |
| 910 | if (mFx == Ifx_Read || mFx == Ifx_Modify) { |
| 911 | di = unsafeIRDirty_0_N( |
| 912 | /*regparms*/2, |
| 913 | "drd_trace_load", |
| 914 | VG_(fnptr_to_fnentry)(drd_trace_load), |
| 915 | argv); |
| 916 | addStmtToIRSB(bb, IRStmt_Dirty(di)); |
| 917 | } |
| 918 | if ((mFx == Ifx_Write || mFx == Ifx_Modify) |
| 919 | && ! bus_locked) |
| 920 | { |
| 921 | di = unsafeIRDirty_0_N( |
| 922 | /*regparms*/2, |
| 923 | "drd_trace_store", |
| 924 | VG_(fnptr_to_fnentry)(drd_trace_store), |
| 925 | argv); |
| 926 | addStmtToIRSB(bb, IRStmt_Dirty(di)); |
| 927 | } |
| 928 | break; |
| 929 | default: |
| 930 | tl_assert(0); |
| 931 | } |
| 932 | } |
| 933 | addStmtToIRSB(bb, st); |
| 934 | break; |
| 935 | |
| 936 | default: |
| 937 | addStmtToIRSB(bb, st); |
| 938 | break; |
| 939 | } |
| 940 | } |
| 941 | |
| 942 | tl_assert(! bus_locked); |
| 943 | |
| 944 | return bb; |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 945 | } |
| 946 | |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 947 | static void drd_start_client_code(const ThreadId tid, const ULong bbs_done) |
| 948 | { |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 949 | tl_assert(tid == VG_(get_running_tid)()); |
| 950 | thread_set_vg_running_tid(tid); |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 951 | } |
| 952 | |
| 953 | static |
| 954 | void drd_fini(Int exitcode) |
| 955 | { |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 956 | // thread_print_all(); |
| 957 | if (VG_(clo_verbosity) > 1 || drd_print_stats) |
| 958 | { |
| 959 | VG_(message)(Vg_DebugMsg, |
| 960 | " thread: %lld context switches" |
| 961 | " / %lld updates of the danger set", |
| 962 | thread_get_context_switch_count(), |
| 963 | thread_get_update_danger_set_count()); |
| 964 | VG_(message)(Vg_DebugMsg, |
| 965 | " segments: %lld total, %lld max, %lld discard points", |
| 966 | sg_get_segments_created_count(), |
| 967 | sg_get_max_segments_alive_count(), |
| 968 | thread_get_discard_ordered_segments_count()); |
| 969 | VG_(message)(Vg_DebugMsg, |
| 970 | " bitmaps: %lld / %lld bitmaps were allocated" |
| 971 | " and %lld / %lld for danger set updates", |
| 972 | bm_get_bitmap_creation_count(), |
| 973 | bm_get_bitmap2_creation_count(), |
| 974 | thread_get_danger_set_bitmap_creation_count(), |
| 975 | thread_get_danger_set_bitmap2_creation_count()); |
| 976 | VG_(message)(Vg_DebugMsg, |
| 977 | " mutex: %lld non-recursive lock/unlock events", |
| 978 | get_mutex_lock_count()); |
| 979 | drd_print_malloc_stats(); |
| 980 | } |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 981 | } |
| 982 | |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 983 | static |
| 984 | void drd_pre_clo_init(void) |
| 985 | { |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 986 | // Basic tool stuff. |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 987 | |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 988 | VG_(details_name) ("exp-drd"); |
| 989 | VG_(details_version) (NULL); |
| 990 | VG_(details_description) ("a data race detector"); |
| 991 | VG_(details_copyright_author)("Copyright (C) 2006-2008, and GNU GPL'd," |
| 992 | " by Bart Van Assche."); |
| 993 | VG_(details_bug_reports_to) (VG_BUGS_TO); |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 994 | |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 995 | VG_(basic_tool_funcs) (drd_post_clo_init, |
| 996 | drd_instrument, |
| 997 | drd_fini); |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 998 | |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 999 | // Command line stuff. |
| 1000 | VG_(needs_command_line_options)(drd_process_cmd_line_option, |
| 1001 | drd_print_usage, |
| 1002 | drd_print_debug_usage); |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 1003 | |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 1004 | // Error handling. |
| 1005 | drd_register_error_handlers(); |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 1006 | |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 1007 | // Core event tracking. |
| 1008 | VG_(track_pre_mem_read) (drd_pre_mem_read); |
| 1009 | VG_(track_pre_mem_read_asciiz) (drd_pre_mem_read_asciiz); |
| 1010 | VG_(track_post_mem_write) (drd_post_mem_write); |
| 1011 | VG_(track_new_mem_brk) (drd_start_using_mem); |
| 1012 | VG_(track_new_mem_mmap) (drd_start_using_mem_w_perms); |
| 1013 | VG_(track_new_mem_stack) (drd_start_using_mem_stack); |
| 1014 | VG_(track_new_mem_stack_signal) (drd_start_using_mem_stack_signal); |
| 1015 | VG_(track_new_mem_startup) (drd_start_using_mem_w_perms); |
| 1016 | VG_(track_die_mem_brk) (drd_stop_using_mem); |
| 1017 | VG_(track_die_mem_munmap) (drd_stop_using_mem); |
| 1018 | VG_(track_die_mem_stack) (drd_stop_using_mem_stack); |
| 1019 | VG_(track_die_mem_stack_signal) (drd_stop_using_mem_stack_signal); |
| 1020 | VG_(track_start_client_code) (drd_start_client_code); |
| 1021 | VG_(track_pre_thread_ll_create) (drd_pre_thread_create); |
| 1022 | VG_(track_pre_thread_first_insn)(drd_post_thread_create); |
| 1023 | VG_(track_pre_thread_ll_exit) (drd_thread_finished); |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 1024 | |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 1025 | // Other stuff. |
| 1026 | VG_(needs_var_info)(); |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 1027 | |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 1028 | drd_register_malloc_wrappers(drd_start_using_mem, drd_stop_using_mem); |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 1029 | |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 1030 | drd_clientreq_init(); |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 1031 | |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 1032 | drd_suppression_init(); |
bart | 4bb53d8 | 2008-02-28 19:06:34 +0000 | [diff] [blame] | 1033 | |
bart | 3772a98 | 2008-03-15 08:11:03 +0000 | [diff] [blame] | 1034 | clientobj_init(); |
sewardj | af44c82 | 2007-11-25 14:01:38 +0000 | [diff] [blame] | 1035 | } |
| 1036 | |
| 1037 | |
| 1038 | VG_DETERMINE_INTERFACE_VERSION(drd_pre_clo_init) |