| /* |
| This file is part of drd, a data race detector. |
| |
| Copyright (C) 2006-2007 Bart Van Assche |
| bart.vanassche@gmail.com |
| |
| This program 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 2 of the |
| License, or (at your option) any later version. |
| |
| This program 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. |
| |
| You should have received a copy of the GNU General Public License |
| along with this program; if not, write to the Free Software |
| Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA |
| 02111-1307, USA. |
| |
| The GNU General Public License is contained in the file COPYING. |
| */ |
| |
| |
| #include "pub_drd_bitmap.h" |
| #include "drd_clientreq.h" |
| #include "drd_cond.h" |
| #include "drd_error.h" |
| #include "drd_malloc_wrappers.h" |
| #include "drd_mutex.h" |
| #include "drd_segment.h" |
| #include "drd_suppression.h" |
| #include "drd_thread.h" |
| #include "drd_track.h" |
| #include "drd_vc.h" |
| #include "priv_drd_clientreq.h" |
| #include "pub_tool_vki.h" |
| #include "pub_tool_basics.h" |
| #include "pub_tool_debuginfo.h" // VG_(describe_IP)() |
| #include "pub_tool_libcassert.h" // tl_assert() |
| #include "pub_tool_libcbase.h" // VG_(strcmp) |
| #include "pub_tool_libcprint.h" // VG_(printf) |
| #include "pub_tool_libcproc.h" |
| #include "pub_tool_machine.h" |
| #include "pub_tool_options.h" // command line options |
| #include "pub_tool_threadstate.h" // VG_(get_running_tid) |
| #include "pub_tool_tooliface.h" |
| |
| |
| // Type definitions. |
| |
| #if 0 |
| typedef struct |
| { |
| const Char* const soname; |
| const Char* const symbol; |
| } SuppressedSymbol; |
| #endif |
| |
| |
| // Function declarations. |
| |
| static void drd_start_client_code(const ThreadId tid, const ULong bbs_done); |
| static void drd_set_running_tid(const ThreadId tid); |
| |
| |
| |
| // Local variables. |
| |
| static Bool drd_print_stats = False; |
| static Bool drd_trace_mem = False; |
| static Bool drd_trace_fork_join = False; |
| static Addr drd_trace_address = 0; |
| |
| |
| // |
| // Implement the needs_command_line_options for drd. |
| // |
| |
| static Bool drd_process_cmd_line_option(Char* arg) |
| { |
| Bool trace_cond = False; |
| Bool trace_mutex = False; |
| Bool trace_segment = False; |
| Bool trace_suppression = False; |
| Char* trace_address = 0; |
| |
| VG_BOOL_CLO (arg, "--drd-stats", drd_print_stats) |
| else VG_BOOL_CLO(arg, "--trace-cond", trace_cond) |
| else VG_BOOL_CLO(arg, "--trace-fork-join", drd_trace_fork_join) |
| else VG_BOOL_CLO(arg, "--trace-mem", drd_trace_mem) |
| else VG_BOOL_CLO(arg, "--trace-mutex", trace_mutex) |
| else VG_BOOL_CLO(arg, "--trace-segment", trace_segment) |
| else VG_BOOL_CLO(arg, "--trace-suppression", trace_suppression) |
| else VG_STR_CLO (arg, "--trace-address", trace_address) |
| else |
| return False; |
| |
| if (trace_address) |
| drd_trace_address = VG_(strtoll16)(trace_address, 0); |
| if (trace_cond) |
| cond_set_trace(trace_cond); |
| if (trace_mutex) |
| mutex_set_trace(trace_mutex); |
| if (trace_segment) |
| sg_set_trace(trace_segment); |
| if (trace_suppression) |
| suppression_set_trace(trace_suppression); |
| |
| return True; |
| } |
| |
| static void drd_print_usage(void) |
| { |
| VG_(printf)(" --trace-mem=no|yes Trace all memory accesses to stdout[no]" |
| "\n" |
| " --trace-fork-join=no|yes Trace all thread creation and join" |
| " activity\n" |
| " --trace-mutex=no|yes Trace all mutex activity\n" |
| " --trace-segment=no|yes Trace segment actions\n" |
| ); |
| } |
| |
| static void drd_print_debug_usage(void) |
| { |
| } |
| |
| |
| // |
| // Implements the thread-related core callbacks. |
| // |
| |
| static |
| VG_REGPARM(2) void drd_trace_load(Addr addr, SizeT size) |
| { |
| Segment* sg; |
| |
| thread_set_vg_running_tid(VG_(get_running_tid)()); |
| |
| if (! thread_is_recording(thread_get_running_tid())) |
| return; |
| |
| #if 1 |
| if (drd_trace_mem || (addr == drd_trace_address)) |
| { |
| VG_(message)(Vg_UserMsg, "load 0x%lx size %ld %s (vg %d / drd %d)", |
| addr, |
| size, |
| thread_get_name(thread_get_running_tid()), |
| VG_(get_running_tid)(), |
| thread_get_running_tid()); |
| VG_(get_and_pp_StackTrace)(VG_(get_running_tid)(), 12); |
| tl_assert(DrdThreadIdToVgThreadId(thread_get_running_tid()) |
| == VG_(get_running_tid)()); |
| } |
| #endif |
| sg = thread_get_segment(thread_get_running_tid()); |
| bm_access_range(sg->bm, addr, size, eLoad); |
| if (thread_conflicting_access(addr, size, eLoad)) |
| { |
| DataRaceErrInfo drei; |
| drei.tid = VG_(get_running_tid)(); |
| drei.addr = addr; |
| drei.size = size; |
| drei.access_type = eLoad; |
| VG_(maybe_record_error)(VG_(get_running_tid)(), |
| DataRaceErr, |
| VG_(get_IP)(VG_(get_running_tid)()), |
| "Conflicting accesses", |
| &drei); |
| } |
| } |
| |
| static |
| VG_REGPARM(2) void drd_trace_store(Addr addr, SizeT size) |
| { |
| Segment* sg; |
| |
| thread_set_vg_running_tid(VG_(get_running_tid)()); |
| |
| if (! thread_is_recording(thread_get_running_tid())) |
| return; |
| |
| #if 1 |
| if (drd_trace_mem || (addr == drd_trace_address)) |
| { |
| VG_(message)(Vg_UserMsg, "store 0x%lx size %ld %s (vg %d / drd %d / off %d)", |
| addr, |
| size, |
| thread_get_name(thread_get_running_tid()), |
| VG_(get_running_tid)(), |
| thread_get_running_tid(), |
| addr - thread_get_stack_min(thread_get_running_tid())); |
| VG_(get_and_pp_StackTrace)(VG_(get_running_tid)(), 12); |
| tl_assert(DrdThreadIdToVgThreadId(thread_get_running_tid()) |
| == VG_(get_running_tid)()); |
| } |
| #endif |
| sg = thread_get_segment(thread_get_running_tid()); |
| bm_access_range(sg->bm, addr, size, eStore); |
| if (thread_conflicting_access(addr, size, eStore)) |
| { |
| DataRaceErrInfo drei; |
| drei.tid = VG_(get_running_tid)(); |
| drei.addr = addr; |
| drei.size = size; |
| drei.access_type = eStore; |
| VG_(maybe_record_error)(VG_(get_running_tid)(), |
| DataRaceErr, |
| VG_(get_IP)(VG_(get_running_tid)()), |
| "Conflicting accesses", |
| &drei); |
| } |
| } |
| |
| static void drd_pre_mem_read(const CorePart part, |
| const ThreadId tid, |
| Char* const s, |
| const Addr a, |
| const SizeT size) |
| { |
| if (size > 0) |
| { |
| drd_trace_load(a, size); |
| } |
| } |
| |
| static void drd_post_mem_write(const CorePart part, |
| const ThreadId tid, |
| const Addr a, |
| const SizeT size) |
| { |
| if (size > 0) |
| { |
| drd_trace_store(a, size); |
| } |
| } |
| |
| static void drd_start_using_mem(const Addr a1, const Addr a2) |
| { |
| thread_set_vg_running_tid(VG_(get_running_tid)()); |
| |
| if (a1 <= drd_trace_address && drd_trace_address < a2 |
| && thread_is_recording(thread_get_running_tid())) |
| { |
| VG_(message)(Vg_UserMsg, "start 0x%lx size %ld %s (tracing 0x%lx)", |
| a1, a2 - a1, thread_get_name(thread_get_running_tid()), |
| drd_trace_address); |
| VG_(get_and_pp_StackTrace)(VG_(get_running_tid)(), 12); |
| } |
| } |
| |
| static void drd_stop_using_mem(const Addr a1, const Addr a2) |
| { |
| if (a1 <= drd_trace_address && drd_trace_address < a2 |
| && thread_is_recording(thread_get_running_tid())) |
| { |
| VG_(message)(Vg_UserMsg, "end 0x%lx size %ld %s (tracing 0x%lx)", |
| a1, a2 - a1, thread_get_name(thread_get_running_tid()), |
| drd_trace_address); |
| VG_(get_and_pp_StackTrace)(VG_(get_running_tid)(), 12); |
| } |
| thread_stop_using_mem(a1, a2); |
| mutex_stop_using_mem(a1, a2); |
| cond_stop_using_mem(a1, a2); |
| drd_suppression_stop_using_mem(a1, a2); |
| } |
| |
| static VG_REGPARM(2) |
| void drd_make_stack_uninit(const Addr base, const UWord len) |
| { |
| #if 0 |
| VG_(message)(Vg_DebugMsg, "make_stack_uninit(0x%lx, %ld)", base, len); |
| #endif |
| drd_stop_using_mem(base, base + len); |
| } |
| |
| /* Called by the core when the stack of a thread grows, to indicate that */ |
| /* the addresses in range [ a, a + len [ may now be used by the client. */ |
| /* Assumption: stacks grow downward. */ |
| static void drd_start_using_mem_stack(const Addr a, const SizeT len) |
| { |
| thread_set_stack_min(thread_get_running_tid(), a - VG_STACK_REDZONE_SZB); |
| drd_start_using_mem(a - VG_STACK_REDZONE_SZB, |
| a - VG_STACK_REDZONE_SZB + len); |
| } |
| |
| /* Called by the core when the stack of a thread shrinks, to indicate that */ |
| /* the addresses [ a, a + len [ are no longer accessible for the client. */ |
| /* Assumption: stacks grow downward. */ |
| static void drd_stop_using_mem_stack(const Addr a, const SizeT len) |
| { |
| thread_set_vg_running_tid(VG_(get_running_tid)()); |
| thread_set_stack_min(thread_get_running_tid(), |
| a + len - VG_STACK_REDZONE_SZB); |
| drd_stop_using_mem(a - VG_STACK_REDZONE_SZB, |
| a + len - VG_STACK_REDZONE_SZB); |
| } |
| |
| static void drd_start_using_mem_mmap(Addr a, SizeT len, |
| Bool rr, Bool ww, Bool xx) |
| { |
| drd_start_using_mem(a, a + len); |
| } |
| |
| static void drd_stop_using_mem_munmap(Addr a, SizeT len) |
| { |
| drd_stop_using_mem(a, a + len); |
| } |
| |
| static |
| void drd_pre_thread_create(const ThreadId creator, const ThreadId created) |
| { |
| const DrdThreadId drd_creator = VgThreadIdToDrdThreadId(creator); |
| tl_assert(created != VG_INVALID_THREADID); |
| thread_pre_create(drd_creator, created); |
| if (IsValidDrdThreadId(drd_creator)) |
| { |
| thread_new_segment(drd_creator); |
| } |
| if (drd_trace_fork_join) |
| { |
| VG_(message)(Vg_DebugMsg, |
| "drd_pre_thread_create creator = %d/%d, created = %d", |
| creator, drd_creator, created); |
| } |
| } |
| |
| /* Called by Valgrind's core before any loads or stores are performed on */ |
| /* the context of thread "created". At startup, this function is called */ |
| /* with arguments (0,1). */ |
| static |
| void drd_post_thread_create(const ThreadId created) |
| { |
| const DrdThreadId drd_created = thread_post_create(created); |
| tl_assert(created != VG_INVALID_THREADID); |
| if (drd_trace_fork_join) |
| { |
| VG_(message)(Vg_DebugMsg, |
| "drd_post_thread_create created = %d/%d", |
| created, drd_created); |
| } |
| } |
| |
| /* Process VG_USERREQ__POST_THREAD_JOIN. This client request is invoked just */ |
| /* after thread drd_joiner joined thread drd_joinee. */ |
| void drd_post_thread_join(DrdThreadId drd_joiner, DrdThreadId drd_joinee) |
| { |
| tl_assert(IsValidDrdThreadId(drd_joiner)); |
| tl_assert(IsValidDrdThreadId(drd_joinee)); |
| thread_new_segment(drd_joinee); |
| thread_combine_vc(drd_joiner, drd_joinee); |
| thread_new_segment(drd_joiner); |
| |
| if (drd_trace_fork_join) |
| { |
| char msg[256]; |
| const ThreadId joiner = DrdThreadIdToVgThreadId(drd_joiner); |
| const ThreadId joinee = DrdThreadIdToVgThreadId(drd_joinee); |
| VG_(snprintf)(msg, sizeof(msg), |
| "drd_post_thread_join joiner = %d/%d, joinee = %d/%d", |
| joiner, drd_joiner, joinee, drd_joinee); |
| if (joiner) |
| { |
| VG_(snprintf)(msg + VG_(strlen)(msg), sizeof(msg) - VG_(strlen)(msg), |
| ", new vc: "); |
| vc_snprint(msg + VG_(strlen)(msg), sizeof(msg) - VG_(strlen)(msg), |
| thread_get_vc(drd_joiner)); |
| } |
| VG_(message)(Vg_DebugMsg, msg); |
| } |
| |
| thread_delete(drd_joinee); |
| mutex_thread_delete(drd_joinee); |
| } |
| |
| /* Called after a thread has performed its last memory access. */ |
| static void drd_thread_finished(ThreadId tid) |
| { |
| const DrdThreadId drd_tid = VgThreadIdToDrdThreadId(tid); |
| if (drd_trace_fork_join) |
| { |
| VG_(message)(Vg_DebugMsg, |
| "drd_thread_finished tid = %d/%d%s", |
| tid, |
| drd_tid, |
| thread_get_joinable(drd_tid) |
| ? "" |
| : " (which is a detached thread)"); |
| |
| } |
| thread_finished(drd_tid); |
| } |
| |
| void drd_pre_mutex_init(Addr mutex, SizeT size, MutexT mutex_type) |
| { |
| mutex_init(mutex, size, mutex_type); |
| } |
| |
| void drd_post_mutex_destroy(Addr mutex, MutexT mutex_type) |
| { |
| struct mutex_info* p; |
| |
| p = mutex_get(mutex); |
| if (p) |
| { |
| // TO DO: report an error in case the recursion count is not zero |
| // before asserting. |
| tl_assert(mutex_get_recursion_count(mutex) == 0); |
| mutex_destroy(p); |
| } |
| } |
| |
| void drd_pre_mutex_lock(const DrdThreadId drd_tid, |
| const Addr mutex, |
| const SizeT size, |
| const MutexT mutex_type) |
| { |
| if (mutex_get(mutex) == 0) |
| { |
| mutex_init(mutex, size, mutex_type); |
| } |
| } |
| |
| void drd_post_mutex_lock(const DrdThreadId drd_tid, |
| const Addr mutex, |
| const SizeT size, |
| const MutexT mutex_type) |
| { |
| mutex_lock(mutex, size, mutex_type); |
| } |
| |
| void drd_pre_mutex_unlock(const DrdThreadId drd_tid, |
| const Addr mutex, |
| const MutexT mutex_type) |
| { |
| mutex_unlock(mutex, mutex_type); |
| } |
| |
| void drd_post_cond_init(Addr cond, SizeT s) |
| { |
| if (cond_get(cond)) |
| { |
| CondErrInfo cei = { .cond = cond }; |
| VG_(maybe_record_error)(VG_(get_running_tid)(), |
| CondErr, |
| VG_(get_IP)(VG_(get_running_tid)()), |
| "initialized twice", |
| &cei); |
| } |
| cond_init(cond, s); |
| } |
| |
| void drd_pre_cond_destroy(Addr cond) |
| { |
| struct cond_info* cond_p; |
| |
| cond_p = cond_get(cond); |
| if (cond_p) |
| { |
| cond_destroy(cond_p); |
| } |
| else |
| { |
| CondErrInfo cei = { .cond = cond }; |
| VG_(maybe_record_error)(VG_(get_running_tid)(), |
| CondErr, |
| VG_(get_IP)(VG_(get_running_tid)()), |
| "destroy requested but not initialized", |
| &cei); |
| } |
| } |
| |
| |
| // |
| // Implementation of the tool interface. |
| // |
| |
| static |
| void drd_post_clo_init(void) |
| { |
| # if defined(VGP_x86_linux) || defined(VGP_amd64_linux) |
| /* fine */ |
| # else |
| VG_(printf)("\nWARNING: DRD has only been tested on x86-linux and amd64-linux.\n\n"); |
| # endif |
| } |
| |
| static |
| IRSB* drd_instrument(VgCallbackClosure* const closure, |
| IRSB* const bb_in, |
| VexGuestLayout* const layout, |
| VexGuestExtents* const vge, |
| IRType const gWordTy, |
| IRType const hWordTy) |
| { |
| IRDirty* di; |
| Int i; |
| IRSB* bb; |
| IRExpr** argv; |
| IRExpr* addr_expr; |
| IRExpr* size_expr; |
| Bool instrument = True; |
| |
| /* Set up BB */ |
| bb = emptyIRSB(); |
| bb->tyenv = deepCopyIRTypeEnv(bb_in->tyenv); |
| bb->next = deepCopyIRExpr(bb_in->next); |
| bb->jumpkind = bb_in->jumpkind; |
| |
| for (i = 0; i < bb_in->stmts_used; i++) |
| { |
| IRStmt* const st = bb_in->stmts[i]; |
| if (!st || st->tag == Ist_NoOp) |
| continue; |
| |
| switch (st->tag) |
| { |
| case Ist_IMark: |
| instrument = VG_(seginfo_sect_kind)(st->Ist.IMark.addr) != Vg_SectPLT; |
| break; |
| |
| case Ist_AbiHint: |
| addStmtToIRSB(bb, |
| IRStmt_Dirty( |
| unsafeIRDirty_0_N( |
| /*regparms*/2, |
| "drd_make_stack_uninit", |
| VG_(fnptr_to_fnentry)(drd_make_stack_uninit), |
| mkIRExprVec_2(st->Ist.AbiHint.base, |
| mkIRExpr_HWord((UInt)st->Ist.AbiHint.len)) |
| ) |
| ) |
| ); |
| break; |
| |
| case Ist_Store: |
| if (instrument) |
| { |
| addr_expr = st->Ist.Store.addr; |
| size_expr = mkIRExpr_HWord( |
| sizeofIRType(typeOfIRExpr(bb->tyenv, st->Ist.Store.data))); |
| argv = mkIRExprVec_2(addr_expr, size_expr); |
| di = unsafeIRDirty_0_N(/*regparms*/2, |
| "drd_trace_store", |
| VG_(fnptr_to_fnentry)(drd_trace_store), |
| argv); |
| addStmtToIRSB(bb, IRStmt_Dirty(di)); |
| } |
| addStmtToIRSB(bb, st); |
| break; |
| |
| case Ist_WrTmp: |
| if (instrument) |
| { |
| const IRExpr* const data = st->Ist.WrTmp.data; |
| if (data->tag == Iex_Load) |
| { |
| addr_expr = data->Iex.Load.addr; |
| size_expr = mkIRExpr_HWord(sizeofIRType(data->Iex.Load.ty)); |
| argv = mkIRExprVec_2(addr_expr, size_expr); |
| di = unsafeIRDirty_0_N(/*regparms*/2, |
| "drd_trace_load", |
| VG_(fnptr_to_fnentry)(drd_trace_load), |
| argv); |
| addStmtToIRSB(bb, IRStmt_Dirty(di)); |
| } |
| } |
| addStmtToIRSB(bb, st); |
| break; |
| |
| case Ist_Dirty: |
| if (instrument) |
| { |
| IRDirty* d = st->Ist.Dirty.details; |
| IREffect const mFx = d->mFx; |
| switch (mFx) { |
| case Ifx_None: |
| break; |
| case Ifx_Read: |
| case Ifx_Write: |
| case Ifx_Modify: |
| tl_assert(d->mAddr); |
| tl_assert(d->mSize > 0); |
| argv = mkIRExprVec_2(d->mAddr, mkIRExpr_HWord(d->mSize)); |
| if (mFx == Ifx_Read || mFx == Ifx_Modify) { |
| di = unsafeIRDirty_0_N( |
| /*regparms*/2, |
| "drd_trace_load", |
| VG_(fnptr_to_fnentry)(drd_trace_load), |
| argv); |
| addStmtToIRSB(bb, IRStmt_Dirty(di)); |
| } |
| if (mFx == Ifx_Write || mFx == Ifx_Modify) { |
| di = unsafeIRDirty_0_N( |
| /*regparms*/2, |
| "drd_trace_store", |
| VG_(fnptr_to_fnentry)(drd_trace_store), |
| argv); |
| addStmtToIRSB(bb, IRStmt_Dirty(di)); |
| } |
| break; |
| default: |
| tl_assert(0); |
| } |
| } |
| addStmtToIRSB(bb, st); |
| break; |
| |
| default: |
| addStmtToIRSB(bb, st); |
| break; |
| } |
| } |
| |
| return bb; |
| } |
| |
| static void drd_set_running_tid(const ThreadId vg_tid) |
| { |
| static ThreadId s_last_vg_tid = VG_INVALID_THREADID; |
| if (vg_tid != s_last_vg_tid) |
| { |
| const DrdThreadId drd_tid = VgThreadIdToDrdThreadId(vg_tid); |
| tl_assert(drd_tid != DRD_INVALID_THREADID); |
| s_last_vg_tid = vg_tid; |
| if (drd_trace_fork_join) |
| { |
| VG_(message)(Vg_DebugMsg, |
| "drd_track_thread_run tid = %d / drd tid %d", |
| vg_tid, drd_tid); |
| } |
| thread_set_running_tid(vg_tid, drd_tid); |
| } |
| } |
| |
| static void drd_start_client_code(const ThreadId tid, const ULong bbs_done) |
| { |
| drd_set_running_tid(tid); |
| } |
| |
| static |
| void drd_fini(Int exitcode) |
| { |
| // thread_print_all(); |
| #ifdef OLD_RACE_DETECTION_ALGORITHM |
| thread_report_all_races(); |
| #endif |
| if (VG_(clo_verbosity) > 1 || drd_print_stats) |
| { |
| VG_(message)(Vg_DebugMsg, |
| " thread: %lld context switches" |
| " / %lld updates of the danger set", |
| thread_get_context_switch_count(), |
| thread_get_update_danger_set_count()); |
| #ifdef OLD_RACE_DETECTION_ALGORITHM |
| VG_(message)(Vg_DebugMsg, |
| " analysis: %lld data race analysis points", |
| thread_get_report_races_count()); |
| #endif |
| VG_(message)(Vg_DebugMsg, |
| " segments: %lld total, %lld max, %lld discard points", |
| sg_get_segments_created_count(), |
| sg_get_max_segments_alive_count(), |
| thread_get_discard_ordered_segments_count()); |
| VG_(message)(Vg_DebugMsg, |
| " bitmaps: %lld / %lld bitmaps were allocated" |
| " and %lld / %lld for danger set updates", |
| bm_get_bitmap_creation_count(), |
| bm_get_bitmap2_creation_count(), |
| thread_get_danger_set_bitmap_creation_count(), |
| thread_get_danger_set_bitmap2_creation_count()); |
| VG_(message)(Vg_DebugMsg, |
| " mutex: %lld non-recursive lock/unlock events", |
| get_mutex_lock_count()); |
| drd_print_malloc_stats(); |
| } |
| } |
| |
| static |
| void drd_pre_clo_init(void) |
| { |
| // Basic tool stuff. |
| |
| VG_(details_name) ("exp-drd"); |
| VG_(details_version) (NULL); |
| VG_(details_description) ("a data race detector"); |
| VG_(details_copyright_author)("Copyright (C) 2006-2007, and GNU GPL'd," |
| " by Bart Van Assche."); |
| VG_(details_bug_reports_to) (VG_BUGS_TO); |
| |
| VG_(basic_tool_funcs) (drd_post_clo_init, |
| drd_instrument, |
| drd_fini); |
| |
| // Command line stuff. |
| VG_(needs_command_line_options)(drd_process_cmd_line_option, |
| drd_print_usage, |
| drd_print_debug_usage); |
| |
| drd_register_error_handlers(); |
| |
| // Core event tracking. |
| VG_(track_pre_mem_read) (drd_pre_mem_read); |
| VG_(track_post_mem_write) (drd_post_mem_write); |
| VG_(track_new_mem_stack) (drd_start_using_mem_stack); |
| VG_(track_die_mem_stack) (drd_stop_using_mem_stack); |
| VG_(track_new_mem_mmap) (drd_start_using_mem_mmap); |
| VG_(track_die_mem_munmap) (drd_stop_using_mem_munmap); |
| VG_(track_start_client_code) (drd_start_client_code); |
| VG_(track_pre_thread_ll_create) (drd_pre_thread_create); |
| VG_(track_pre_thread_first_insn)(drd_post_thread_create); |
| VG_(track_pre_thread_ll_exit) (drd_thread_finished); |
| |
| // Other stuff. |
| VG_(needs_data_syms)(); |
| |
| drd_register_malloc_wrappers(drd_start_using_mem, drd_stop_using_mem); |
| |
| drd_clientreq_init(); |
| |
| drd_suppression_init(); |
| } |
| |
| |
| VG_DETERMINE_INTERFACE_VERSION(drd_pre_clo_init) |
| |
| |
| /* |
| * Local variables: |
| * c-basic-offset: 3 |
| * End: |
| */ |