[compiler-rt] r267703 - tsan: change tsan/Go interface for obtaining the current Processor

Dmitry Vyukov via llvm-commits llvm-commits at lists.llvm.org
Wed Apr 27 05:30:49 PDT 2016


Author: dvyukov
Date: Wed Apr 27 07:30:48 2016
New Revision: 267703

URL: http://llvm.org/viewvc/llvm-project?rev=267703&view=rev
Log:
tsan: change tsan/Go interface for obtaining the current Processor

Current interface assumes that Go calls ProcWire/ProcUnwire
to establish the association between thread and proc.
With the wisdom of hindsight, this interface does not work
very well. I had to sprinkle Go scheduler with wire/unwire
calls, and any mistake leads to hard to debug crashes.
This is not something one wants to maintian.
Fortunately, there is a simpler solution. We can ask Go
runtime as to what is the current Processor, and that
question is very easy to answer on Go side.
Switch to such interface.


Modified:
    compiler-rt/trunk/lib/tsan/go/test.c
    compiler-rt/trunk/lib/tsan/go/tsan_go.cc
    compiler-rt/trunk/lib/tsan/rtl/tsan_interceptors.cc
    compiler-rt/trunk/lib/tsan/rtl/tsan_interface_java.cc
    compiler-rt/trunk/lib/tsan/rtl/tsan_mman.cc
    compiler-rt/trunk/lib/tsan/rtl/tsan_rtl.h
    compiler-rt/trunk/lib/tsan/rtl/tsan_rtl_mutex.cc
    compiler-rt/trunk/lib/tsan/rtl/tsan_rtl_proc.cc
    compiler-rt/trunk/lib/tsan/rtl/tsan_rtl_thread.cc
    compiler-rt/trunk/lib/tsan/rtl/tsan_sync.cc
    compiler-rt/trunk/lib/tsan/tests/unit/tsan_sync_test.cc

Modified: compiler-rt/trunk/lib/tsan/go/test.c
URL: http://llvm.org/viewvc/llvm-project/compiler-rt/trunk/lib/tsan/go/test.c?rev=267703&r1=267702&r2=267703&view=diff
==============================================================================
--- compiler-rt/trunk/lib/tsan/go/test.c (original)
+++ compiler-rt/trunk/lib/tsan/go/test.c Wed Apr 27 07:30:48 2016
@@ -27,12 +27,21 @@ void __tsan_write(void *thr, void *addr,
 void __tsan_func_enter(void *thr, void *pc);
 void __tsan_func_exit(void *thr);
 void __tsan_malloc(void *thr, void *pc, void *p, unsigned long sz);
-void __tsan_free(void *proc, void *p, unsigned long sz);
+void __tsan_free(void *p, unsigned long sz);
 void __tsan_acquire(void *thr, void *addr);
 void __tsan_release(void *thr, void *addr);
 void __tsan_release_merge(void *thr, void *addr);
 
-void symbolize_cb(long cmd, void *ctx) {}
+void *current_proc;
+
+void symbolize_cb(long cmd, void *ctx) {
+  switch (cmd) {
+  case 0:
+    if (current_proc == 0)
+      abort();
+    *(void**)ctx = current_proc;
+  }
+}
 
 char buf0[100<<10];
 
@@ -43,11 +52,11 @@ int main(void) {
   void *thr0 = 0;
   void *proc0 = 0;
   __tsan_init(&thr0, &proc0, symbolize_cb);
+  current_proc = proc0;
   char *buf = (char*)((unsigned long)buf0 + (64<<10) - 1 & ~((64<<10) - 1));
   __tsan_map_shadow(buf, 4096);
   __tsan_malloc(thr0, (char*)&barfoo + 1, buf, 10);
-  __tsan_free(proc0, buf, 10);
-  __tsan_free(thr0, buf, 10);
+  __tsan_free(buf, 10);
   __tsan_func_enter(thr0, (char*)&main + 1);
   __tsan_malloc(thr0, (char*)&barfoo + 1, buf, 10);
   __tsan_release(thr0, buf);
@@ -57,8 +66,6 @@ int main(void) {
   void *thr2 = 0;
   __tsan_go_start(thr0, &thr2, (char*)&barfoo + 1);
   __tsan_func_exit(thr0);
-  __tsan_proc_unwire(proc0, thr0);
-  __tsan_proc_wire(proc0, thr1);
   __tsan_func_enter(thr1, (char*)&foobar + 1);
   __tsan_func_enter(thr1, (char*)&foobar + 1);
   __tsan_write(thr1, buf, (char*)&barfoo + 1);
@@ -68,14 +75,14 @@ int main(void) {
   __tsan_go_end(thr1);
   void *proc1 = 0;
   __tsan_proc_create(&proc1);
-  __tsan_proc_wire(proc1, thr2);
+  current_proc = proc1;
   __tsan_func_enter(thr2, (char*)&foobar + 1);
   __tsan_read(thr2, buf, (char*)&barfoo + 1);
-  __tsan_free(proc1, buf, 10);
+  __tsan_free(buf, 10);
   __tsan_func_exit(thr2);
   __tsan_go_end(thr2);
-  __tsan_proc_destroy(proc0);
   __tsan_proc_destroy(proc1);
+  current_proc = proc0;
   __tsan_fini();
   return 0;
 }

Modified: compiler-rt/trunk/lib/tsan/go/tsan_go.cc
URL: http://llvm.org/viewvc/llvm-project/compiler-rt/trunk/lib/tsan/go/tsan_go.cc?rev=267703&r1=267702&r2=267703&view=diff
==============================================================================
--- compiler-rt/trunk/lib/tsan/go/tsan_go.cc (original)
+++ compiler-rt/trunk/lib/tsan/go/tsan_go.cc Wed Apr 27 07:30:48 2016
@@ -40,8 +40,9 @@ void internal_free(void *p) {
 static void (*go_runtime_cb)(uptr cmd, void *ctx);
 
 enum {
-  CallbackSymbolizeCode = 0,
-  CallbackSymbolizeData = 1,
+  CallbackGetProc = 0,
+  CallbackSymbolizeCode = 1,
+  CallbackSymbolizeData = 2,
 };
 
 struct SymbolizeCodeContext {
@@ -109,11 +110,27 @@ ReportLocation *SymbolizeData(uptr addr)
   }
 }
 
-extern "C" {
-
 static ThreadState *main_thr;
 static bool inited;
 
+static Processor* get_cur_proc() {
+  if (UNLIKELY(!inited)) {
+    // Running Initialize().
+    // We have not yet returned the Processor to Go, so we cannot ask it back.
+    // Currently, Initialize() does not use the Processor, so return nullptr.
+    return nullptr;
+  }
+  Processor *proc;
+  go_runtime_cb(CallbackGetProc, &proc);
+  return proc;
+}
+
+Processor *ThreadState::proc() {
+  return get_cur_proc();
+}
+
+extern "C" {
+
 static ThreadState *AllocGoroutine() {
   ThreadState *thr = (ThreadState*)internal_alloc(MBlockThreadContex,
       sizeof(ThreadState));
@@ -127,7 +144,7 @@ void __tsan_init(ThreadState **thrp, Pro
   ThreadState *thr = AllocGoroutine();
   main_thr = *thrp = thr;
   Initialize(thr);
-  *procp = thr->proc;
+  *procp = thr->proc1;
   inited = true;
 }
 
@@ -189,27 +206,19 @@ void __tsan_malloc(ThreadState *thr, upt
   MemoryResetRange(0, 0, (uptr)p, sz);
 }
 
-void __tsan_free(Processor *proc, uptr p, uptr sz) {
-  ctx->metamap.FreeRange(proc, p, sz);
+void __tsan_free(uptr p, uptr sz) {
+  ctx->metamap.FreeRange(get_cur_proc(), p, sz);
 }
 
 void __tsan_go_start(ThreadState *parent, ThreadState **pthr, void *pc) {
   ThreadState *thr = AllocGoroutine();
   *pthr = thr;
   int goid = ThreadCreate(parent, (uptr)pc, 0, true);
-  Processor *proc = parent->proc;
-  // Temporary borrow proc to handle goroutine start.
-  ProcUnwire(proc, parent);
-  ProcWire(proc, thr);
   ThreadStart(thr, goid, 0);
-  ProcUnwire(proc, thr);
-  ProcWire(proc, parent);
 }
 
 void __tsan_go_end(ThreadState *thr) {
-  Processor *proc = thr->proc;
   ThreadFinish(thr);
-  ProcUnwire(proc, thr);
   internal_free(thr);
 }
 
@@ -221,14 +230,6 @@ void __tsan_proc_destroy(Processor *proc
   ProcDestroy(proc);
 }
 
-void __tsan_proc_wire(Processor *proc, ThreadState *thr) {
-  ProcWire(proc, thr);
-}
-
-void __tsan_proc_unwire(Processor *proc, ThreadState *thr) {
-  ProcUnwire(proc, thr);
-}
-
 void __tsan_acquire(ThreadState *thr, void *addr) {
   Acquire(thr, 0, (uptr)addr);
 }

Modified: compiler-rt/trunk/lib/tsan/rtl/tsan_interceptors.cc
URL: http://llvm.org/viewvc/llvm-project/compiler-rt/trunk/lib/tsan/rtl/tsan_interceptors.cc?rev=267703&r1=267702&r2=267703&view=diff
==============================================================================
--- compiler-rt/trunk/lib/tsan/rtl/tsan_interceptors.cc (original)
+++ compiler-rt/trunk/lib/tsan/rtl/tsan_interceptors.cc Wed Apr 27 07:30:48 2016
@@ -740,7 +740,7 @@ TSAN_INTERCEPTOR(int, munmap, void *addr
   if (sz != 0) {
     // If sz == 0, munmap will return EINVAL and don't unmap any memory.
     DontNeedShadowFor((uptr)addr, sz);
-    ctx->metamap.ResetRange(thr->proc, (uptr)addr, (uptr)sz);
+    ctx->metamap.ResetRange(thr->proc(), (uptr)addr, (uptr)sz);
   }
   int res = REAL(munmap)(addr, sz);
   return res;
@@ -835,7 +835,7 @@ STDCXX_INTERCEPTOR(void, __cxa_guard_abo
 namespace __tsan {
 void DestroyThreadState() {
   ThreadState *thr = cur_thread();
-  Processor *proc = thr->proc;
+  Processor *proc = thr->proc();
   ThreadFinish(thr);
   ProcUnwire(proc, thr);
   ProcDestroy(proc);

Modified: compiler-rt/trunk/lib/tsan/rtl/tsan_interface_java.cc
URL: http://llvm.org/viewvc/llvm-project/compiler-rt/trunk/lib/tsan/rtl/tsan_interface_java.cc?rev=267703&r1=267702&r2=267703&view=diff
==============================================================================
--- compiler-rt/trunk/lib/tsan/rtl/tsan_interface_java.cc (original)
+++ compiler-rt/trunk/lib/tsan/rtl/tsan_interface_java.cc Wed Apr 27 07:30:48 2016
@@ -111,7 +111,7 @@ void __tsan_java_free(jptr ptr, jptr siz
   CHECK_GE(ptr, jctx->heap_begin);
   CHECK_LE(ptr + size, jctx->heap_begin + jctx->heap_size);
 
-  ctx->metamap.FreeRange(thr->proc, ptr, size);
+  ctx->metamap.FreeRange(thr->proc(), ptr, size);
 }
 
 void __tsan_java_move(jptr src, jptr dst, jptr size) {

Modified: compiler-rt/trunk/lib/tsan/rtl/tsan_mman.cc
URL: http://llvm.org/viewvc/llvm-project/compiler-rt/trunk/lib/tsan/rtl/tsan_mman.cc?rev=267703&r1=267702&r2=267703&view=diff
==============================================================================
--- compiler-rt/trunk/lib/tsan/rtl/tsan_mman.cc (original)
+++ compiler-rt/trunk/lib/tsan/rtl/tsan_mman.cc Wed Apr 27 07:30:48 2016
@@ -98,7 +98,7 @@ static void SignalUnsafeCall(ThreadState
 void *user_alloc(ThreadState *thr, uptr pc, uptr sz, uptr align, bool signal) {
   if ((sz >= (1ull << 40)) || (align >= (1ull << 40)))
     return allocator()->ReturnNullOrDie();
-  void *p = allocator()->Allocate(&thr->proc->alloc_cache, sz, align);
+  void *p = allocator()->Allocate(&thr->proc()->alloc_cache, sz, align);
   if (p == 0)
     return 0;
   if (ctx && ctx->initialized)
@@ -120,7 +120,7 @@ void *user_calloc(ThreadState *thr, uptr
 void user_free(ThreadState *thr, uptr pc, void *p, bool signal) {
   if (ctx && ctx->initialized)
     OnUserFree(thr, pc, (uptr)p, true);
-  allocator()->Deallocate(&thr->proc->alloc_cache, p);
+  allocator()->Deallocate(&thr->proc()->alloc_cache, p);
   if (signal)
     SignalUnsafeCall(thr, pc);
 }
@@ -136,7 +136,7 @@ void OnUserAlloc(ThreadState *thr, uptr
 
 void OnUserFree(ThreadState *thr, uptr pc, uptr p, bool write) {
   CHECK_NE(p, (void*)0);
-  uptr sz = ctx->metamap.FreeBlock(thr->proc, p);
+  uptr sz = ctx->metamap.FreeBlock(thr->proc(), p);
   DPrintf("#%d: free(%p, %zu)\n", thr->tid, p, sz);
   if (write && thr->ignore_reads_and_writes == 0)
     MemoryRangeFreed(thr, pc, (uptr)p, sz);
@@ -187,7 +187,7 @@ void *internal_alloc(MBlockType typ, upt
     thr->nomalloc = 0;  // CHECK calls internal_malloc().
     CHECK(0);
   }
-  return InternalAlloc(sz, &thr->proc->internal_alloc_cache);
+  return InternalAlloc(sz, &thr->proc()->internal_alloc_cache);
 }
 
 void internal_free(void *p) {
@@ -196,7 +196,7 @@ void internal_free(void *p) {
     thr->nomalloc = 0;  // CHECK calls internal_malloc().
     CHECK(0);
   }
-  InternalFree(p, &thr->proc->internal_alloc_cache);
+  InternalFree(p, &thr->proc()->internal_alloc_cache);
 }
 
 }  // namespace __tsan
@@ -238,8 +238,8 @@ uptr __sanitizer_get_allocated_size(cons
 
 void __tsan_on_thread_idle() {
   ThreadState *thr = cur_thread();
-  allocator()->SwallowCache(&thr->proc->alloc_cache);
-  internal_allocator()->SwallowCache(&thr->proc->internal_alloc_cache);
-  ctx->metamap.OnProcIdle(thr->proc);
+  allocator()->SwallowCache(&thr->proc()->alloc_cache);
+  internal_allocator()->SwallowCache(&thr->proc()->internal_alloc_cache);
+  ctx->metamap.OnProcIdle(thr->proc());
 }
 }  // extern "C"

Modified: compiler-rt/trunk/lib/tsan/rtl/tsan_rtl.h
URL: http://llvm.org/viewvc/llvm-project/compiler-rt/trunk/lib/tsan/rtl/tsan_rtl.h?rev=267703&r1=267702&r2=267703&view=diff
==============================================================================
--- compiler-rt/trunk/lib/tsan/rtl/tsan_rtl.h (original)
+++ compiler-rt/trunk/lib/tsan/rtl/tsan_rtl.h Wed Apr 27 07:30:48 2016
@@ -406,7 +406,12 @@ struct ThreadState {
   DDLogicalThread *dd_lt;
 
   // Current wired Processor, or nullptr. Required to handle any events.
-  Processor *proc;
+  Processor *proc1;
+#ifndef SANITIZER_GO
+  Processor *proc() { return proc1; }
+#else
+  Processor *proc();
+#endif
 
   atomic_uintptr_t in_signal_handler;
   ThreadSignalContext *signal_ctx;

Modified: compiler-rt/trunk/lib/tsan/rtl/tsan_rtl_mutex.cc
URL: http://llvm.org/viewvc/llvm-project/compiler-rt/trunk/lib/tsan/rtl/tsan_rtl_mutex.cc?rev=267703&r1=267702&r2=267703&view=diff
==============================================================================
--- compiler-rt/trunk/lib/tsan/rtl/tsan_rtl_mutex.cc (original)
+++ compiler-rt/trunk/lib/tsan/rtl/tsan_rtl_mutex.cc Wed Apr 27 07:30:48 2016
@@ -32,7 +32,7 @@ struct Callback : DDCallback {
   Callback(ThreadState *thr, uptr pc)
       : thr(thr)
       , pc(pc) {
-    DDCallback::pt = thr->proc->dd_pt;
+    DDCallback::pt = thr->proc()->dd_pt;
     DDCallback::lt = thr->dd_lt;
   }
 
@@ -114,7 +114,7 @@ void MutexDestroy(ThreadState *thr, uptr
   u64 mid = s->GetId();
   u32 last_lock = s->last_lock;
   if (!unlock_locked)
-    s->Reset(thr->proc);  // must not reset it before the report is printed
+    s->Reset(thr->proc());  // must not reset it before the report is printed
   s->mtx.Unlock();
   if (unlock_locked) {
     ThreadRegistryLock l(ctx->thread_registry);
@@ -132,7 +132,7 @@ void MutexDestroy(ThreadState *thr, uptr
   if (unlock_locked) {
     SyncVar *s = ctx->metamap.GetIfExistsAndLock(addr);
     if (s != 0) {
-      s->Reset(thr->proc);
+      s->Reset(thr->proc());
       s->mtx.Unlock();
     }
   }
@@ -434,7 +434,7 @@ void AcquireImpl(ThreadState *thr, uptr
   if (thr->ignore_sync)
     return;
   thr->clock.set(thr->fast_state.epoch());
-  thr->clock.acquire(&thr->proc->clock_cache, c);
+  thr->clock.acquire(&thr->proc()->clock_cache, c);
   StatInc(thr, StatSyncAcquire);
 }
 
@@ -443,7 +443,7 @@ void ReleaseImpl(ThreadState *thr, uptr
     return;
   thr->clock.set(thr->fast_state.epoch());
   thr->fast_synch_epoch = thr->fast_state.epoch();
-  thr->clock.release(&thr->proc->clock_cache, c);
+  thr->clock.release(&thr->proc()->clock_cache, c);
   StatInc(thr, StatSyncRelease);
 }
 
@@ -452,7 +452,7 @@ void ReleaseStoreImpl(ThreadState *thr,
     return;
   thr->clock.set(thr->fast_state.epoch());
   thr->fast_synch_epoch = thr->fast_state.epoch();
-  thr->clock.ReleaseStore(&thr->proc->clock_cache, c);
+  thr->clock.ReleaseStore(&thr->proc()->clock_cache, c);
   StatInc(thr, StatSyncRelease);
 }
 
@@ -461,7 +461,7 @@ void AcquireReleaseImpl(ThreadState *thr
     return;
   thr->clock.set(thr->fast_state.epoch());
   thr->fast_synch_epoch = thr->fast_state.epoch();
-  thr->clock.acq_rel(&thr->proc->clock_cache, c);
+  thr->clock.acq_rel(&thr->proc()->clock_cache, c);
   StatInc(thr, StatSyncAcquire);
   StatInc(thr, StatSyncRelease);
 }

Modified: compiler-rt/trunk/lib/tsan/rtl/tsan_rtl_proc.cc
URL: http://llvm.org/viewvc/llvm-project/compiler-rt/trunk/lib/tsan/rtl/tsan_rtl_proc.cc?rev=267703&r1=267702&r2=267703&view=diff
==============================================================================
--- compiler-rt/trunk/lib/tsan/rtl/tsan_rtl_proc.cc (original)
+++ compiler-rt/trunk/lib/tsan/rtl/tsan_rtl_proc.cc Wed Apr 27 07:30:48 2016
@@ -45,16 +45,16 @@ void ProcDestroy(Processor *proc) {
 }
 
 void ProcWire(Processor *proc, ThreadState *thr) {
-  CHECK_EQ(thr->proc, nullptr);
+  CHECK_EQ(thr->proc1, nullptr);
   CHECK_EQ(proc->thr, nullptr);
-  thr->proc = proc;
+  thr->proc1 = proc;
   proc->thr = thr;
 }
 
 void ProcUnwire(Processor *proc, ThreadState *thr) {
-  CHECK_EQ(thr->proc, proc);
+  CHECK_EQ(thr->proc1, proc);
   CHECK_EQ(proc->thr, thr);
-  thr->proc = nullptr;
+  thr->proc1 = nullptr;
   proc->thr = nullptr;
 }
 

Modified: compiler-rt/trunk/lib/tsan/rtl/tsan_rtl_thread.cc
URL: http://llvm.org/viewvc/llvm-project/compiler-rt/trunk/lib/tsan/rtl/tsan_rtl_thread.cc?rev=267703&r1=267702&r2=267703&view=diff
==============================================================================
--- compiler-rt/trunk/lib/tsan/rtl/tsan_rtl_thread.cc (original)
+++ compiler-rt/trunk/lib/tsan/rtl/tsan_rtl_thread.cc Wed Apr 27 07:30:48 2016
@@ -42,7 +42,7 @@ void ThreadContext::OnDead() {
 void ThreadContext::OnJoined(void *arg) {
   ThreadState *caller_thr = static_cast<ThreadState *>(arg);
   AcquireImpl(caller_thr, 0, &sync);
-  sync.Reset(&caller_thr->proc->clock_cache);
+  sync.Reset(&caller_thr->proc()->clock_cache);
 }
 
 struct OnCreatedArgs {
@@ -74,7 +74,7 @@ void ThreadContext::OnReset() {
 
 void ThreadContext::OnDetached(void *arg) {
   ThreadState *thr1 = static_cast<ThreadState*>(arg);
-  sync.Reset(&thr1->proc->clock_cache);
+  sync.Reset(&thr1->proc()->clock_cache);
 }
 
 struct OnStartedArgs {
@@ -116,7 +116,7 @@ void ThreadContext::OnStarted(void *arg)
   thr->fast_synch_epoch = epoch0;
   AcquireImpl(thr, 0, &sync);
   StatInc(thr, StatSyncAcquire);
-  sync.Reset(&thr->proc->clock_cache);
+  sync.Reset(&thr->proc()->clock_cache);
   thr->is_inited = true;
   DPrintf("#%d: ThreadStart epoch=%zu stk_addr=%zx stk_size=%zx "
           "tls_addr=%zx tls_size=%zx\n",

Modified: compiler-rt/trunk/lib/tsan/rtl/tsan_sync.cc
URL: http://llvm.org/viewvc/llvm-project/compiler-rt/trunk/lib/tsan/rtl/tsan_sync.cc?rev=267703&r1=267702&r2=267703&view=diff
==============================================================================
--- compiler-rt/trunk/lib/tsan/rtl/tsan_sync.cc (original)
+++ compiler-rt/trunk/lib/tsan/rtl/tsan_sync.cc Wed Apr 27 07:30:48 2016
@@ -61,7 +61,7 @@ MetaMap::MetaMap() {
 }
 
 void MetaMap::AllocBlock(ThreadState *thr, uptr pc, uptr p, uptr sz) {
-  u32 idx = block_alloc_.Alloc(&thr->proc->block_cache);
+  u32 idx = block_alloc_.Alloc(&thr->proc()->block_cache);
   MBlock *b = block_alloc_.Map(idx);
   b->siz = sz;
   b->tid = thr->tid;
@@ -210,8 +210,8 @@ SyncVar* MetaMap::GetAndLock(ThreadState
       SyncVar * s = sync_alloc_.Map(idx & ~kFlagMask);
       if (s->addr == addr) {
         if (myidx != 0) {
-          mys->Reset(thr->proc);
-          sync_alloc_.Free(&thr->proc->sync_cache, myidx);
+          mys->Reset(thr->proc());
+          sync_alloc_.Free(&thr->proc()->sync_cache, myidx);
         }
         if (write_lock)
           s->mtx.Lock();
@@ -230,7 +230,7 @@ SyncVar* MetaMap::GetAndLock(ThreadState
 
     if (myidx == 0) {
       const u64 uid = atomic_fetch_add(&uid_gen_, 1, memory_order_relaxed);
-      myidx = sync_alloc_.Alloc(&thr->proc->sync_cache);
+      myidx = sync_alloc_.Alloc(&thr->proc()->sync_cache);
       mys = sync_alloc_.Map(myidx);
       mys->Init(thr, pc, addr, uid);
     }

Modified: compiler-rt/trunk/lib/tsan/tests/unit/tsan_sync_test.cc
URL: http://llvm.org/viewvc/llvm-project/compiler-rt/trunk/lib/tsan/tests/unit/tsan_sync_test.cc?rev=267703&r1=267702&r2=267703&view=diff
==============================================================================
--- compiler-rt/trunk/lib/tsan/tests/unit/tsan_sync_test.cc (original)
+++ compiler-rt/trunk/lib/tsan/tests/unit/tsan_sync_test.cc Wed Apr 27 07:30:48 2016
@@ -25,7 +25,7 @@ TEST(MetaMap, Basic) {
   EXPECT_NE(mb, (MBlock*)0);
   EXPECT_EQ(mb->siz, 1 * sizeof(u64));
   EXPECT_EQ(mb->tid, thr->tid);
-  uptr sz = m->FreeBlock(thr->proc, (uptr)&block[0]);
+  uptr sz = m->FreeBlock(thr->proc(), (uptr)&block[0]);
   EXPECT_EQ(sz, 1 * sizeof(u64));
   mb = m->GetBlock((uptr)&block[0]);
   EXPECT_EQ(mb, (MBlock*)0);
@@ -41,7 +41,7 @@ TEST(MetaMap, FreeRange) {
   EXPECT_EQ(mb1->siz, 1 * sizeof(u64));
   MBlock *mb2 = m->GetBlock((uptr)&block[1]);
   EXPECT_EQ(mb2->siz, 3 * sizeof(u64));
-  m->FreeRange(thr->proc, (uptr)&block[0], 4 * sizeof(u64));
+  m->FreeRange(thr->proc(), (uptr)&block[0], 4 * sizeof(u64));
   mb1 = m->GetBlock((uptr)&block[0]);
   EXPECT_EQ(mb1, (MBlock*)0);
   mb2 = m->GetBlock((uptr)&block[1]);
@@ -63,12 +63,12 @@ TEST(MetaMap, Sync) {
   EXPECT_NE(s2, (SyncVar*)0);
   EXPECT_EQ(s2->addr, (uptr)&block[1]);
   s2->mtx.ReadUnlock();
-  m->FreeBlock(thr->proc, (uptr)&block[0]);
+  m->FreeBlock(thr->proc(), (uptr)&block[0]);
   s1 = m->GetIfExistsAndLock((uptr)&block[0]);
   EXPECT_EQ(s1, (SyncVar*)0);
   s2 = m->GetIfExistsAndLock((uptr)&block[1]);
   EXPECT_EQ(s2, (SyncVar*)0);
-  m->OnProcIdle(thr->proc);
+  m->OnProcIdle(thr->proc());
 }
 
 TEST(MetaMap, MoveMemory) {
@@ -105,7 +105,7 @@ TEST(MetaMap, MoveMemory) {
   EXPECT_NE(s2, (SyncVar*)0);
   EXPECT_EQ(s2->addr, (uptr)&block2[1]);
   s2->mtx.Unlock();
-  m->FreeRange(thr->proc, (uptr)&block2[0], 4 * sizeof(u64));
+  m->FreeRange(thr->proc(), (uptr)&block2[0], 4 * sizeof(u64));
 }
 
 TEST(MetaMap, ResetSync) {
@@ -114,9 +114,9 @@ TEST(MetaMap, ResetSync) {
   u64 block[1] = {};  // fake malloc block
   m->AllocBlock(thr, 0, (uptr)&block[0], 1 * sizeof(u64));
   SyncVar *s = m->GetOrCreateAndLock(thr, 0, (uptr)&block[0], true);
-  s->Reset(thr->proc);
+  s->Reset(thr->proc());
   s->mtx.Unlock();
-  uptr sz = m->FreeBlock(thr->proc, (uptr)&block[0]);
+  uptr sz = m->FreeBlock(thr->proc(), (uptr)&block[0]);
   EXPECT_EQ(sz, 1 * sizeof(u64));
 }
 




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