From: Bart Van Assche <bvanassche@acm.org>
Date: Thu, 5 Jun 2008 08:29:53 +0000 (+0000)
Subject: Introduced bm_access_*_triggers_conflict() functions.
X-Git-Tag: svn/VALGRIND_3_4_0~515
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=3a43aa6faaf8d32ff850a5dca078b6fad2048587;p=thirdparty%2Fvalgrind.git

Introduced bm_access_*_triggers_conflict() functions.

git-svn-id: svn://svn.valgrind.org/valgrind/trunk@8189
---

diff --git a/exp-drd/drd_main.c b/exp-drd/drd_main.c
index 0f0072c9e7..4fb9010574 100644
--- a/exp-drd/drd_main.c
+++ b/exp-drd/drd_main.c
@@ -256,8 +256,6 @@ static void drd_report_race(const Addr addr, const SizeT size,
 
 static VG_REGPARM(2) void drd_trace_load(Addr addr, SizeT size)
 {
-  Segment* sg;
-
 #if 0
   /* The assert below has been commented out because of performance reasons.*/
   tl_assert(thread_get_running_tid()
@@ -271,9 +269,7 @@ static VG_REGPARM(2) void drd_trace_load(Addr addr, SizeT size)
   {
     drd_trace_mem_access(addr, size, eLoad);
   }
-  sg = running_thread_get_segment();
-  bm_access_range_load(sg->bm, addr, addr + size);
-  if (bm_load_has_conflict_with(thread_get_danger_set(), addr, addr + size))
+  if (bm_access_load_triggers_conflict(addr, addr + size))
   {
     drd_report_race(addr, size, eLoad);
   }
@@ -281,8 +277,6 @@ static VG_REGPARM(2) void drd_trace_load(Addr addr, SizeT size)
 
 static VG_REGPARM(1) void drd_trace_load_1(Addr addr)
 {
-  Segment* sg;
-
   if (! running_thread_is_recording())
     return;
 
@@ -290,9 +284,7 @@ static VG_REGPARM(1) void drd_trace_load_1(Addr addr)
   {
     drd_trace_mem_access(addr, 1, eLoad);
   }
-  sg = running_thread_get_segment();
-  bm_access_load_1(sg->bm, addr);
-  if (bm_load_1_has_conflict_with(thread_get_danger_set(), addr))
+  if (bm_access_load_1_triggers_conflict(addr))
   {
     drd_report_race(addr, 1, eLoad);
   }
@@ -300,8 +292,6 @@ static VG_REGPARM(1) void drd_trace_load_1(Addr addr)
 
 static VG_REGPARM(1) void drd_trace_load_2(Addr addr)
 {
-  Segment* sg;
-
   if (! running_thread_is_recording())
     return;
 
@@ -309,9 +299,7 @@ static VG_REGPARM(1) void drd_trace_load_2(Addr addr)
   {
     drd_trace_mem_access(addr, 2, eLoad);
   }
-  sg = running_thread_get_segment();
-  bm_access_load_2(sg->bm, addr);
-  if (bm_load_2_has_conflict_with(thread_get_danger_set(), addr))
+  if (bm_access_load_2_triggers_conflict(addr))
   {
     drd_report_race(addr, 2, eLoad);
   }
@@ -319,8 +307,6 @@ static VG_REGPARM(1) void drd_trace_load_2(Addr addr)
 
 static VG_REGPARM(1) void drd_trace_load_4(Addr addr)
 {
-  Segment* sg;
-
   if (! running_thread_is_recording())
     return;
 
@@ -328,9 +314,7 @@ static VG_REGPARM(1) void drd_trace_load_4(Addr addr)
   {
     drd_trace_mem_access(addr, 4, eLoad);
   }
-  sg = running_thread_get_segment();
-  bm_access_load_4(sg->bm, addr);
-  if (bm_load_4_has_conflict_with(thread_get_danger_set(), addr))
+  if (bm_access_load_4_triggers_conflict(addr))
   {
     drd_report_race(addr, 4, eLoad);
   }
@@ -338,8 +322,6 @@ static VG_REGPARM(1) void drd_trace_load_4(Addr addr)
 
 static VG_REGPARM(1) void drd_trace_load_8(Addr addr)
 {
-  Segment* sg;
-
   if (! running_thread_is_recording())
     return;
 
@@ -347,9 +329,7 @@ static VG_REGPARM(1) void drd_trace_load_8(Addr addr)
   {
     drd_trace_mem_access(addr, 8, eLoad);
   }
-  sg = running_thread_get_segment();
-  bm_access_load_8(sg->bm, addr);
-  if (bm_load_8_has_conflict_with(thread_get_danger_set(), addr))
+  if (bm_access_load_8_triggers_conflict(addr))
   {
     drd_report_race(addr, 8, eLoad);
   }
@@ -358,8 +338,6 @@ static VG_REGPARM(1) void drd_trace_load_8(Addr addr)
 static
 VG_REGPARM(2) void drd_trace_store(Addr addr, SizeT size)
 {
-  Segment* sg;
-
 #if 0
   /* The assert below has been commented out because of performance reasons.*/
   tl_assert(thread_get_running_tid()
@@ -373,9 +351,7 @@ VG_REGPARM(2) void drd_trace_store(Addr addr, SizeT size)
   {
     drd_trace_mem_access(addr, size, eStore);
   }
-  sg = running_thread_get_segment();
-  bm_access_range_store(sg->bm, addr, addr + size);
-  if (bm_store_has_conflict_with(thread_get_danger_set(), addr, addr + size))
+  if (bm_access_store_triggers_conflict(addr, addr + size))
   {
     drd_report_race(addr, size, eStore);
   }
@@ -383,8 +359,6 @@ VG_REGPARM(2) void drd_trace_store(Addr addr, SizeT size)
 
 static VG_REGPARM(1) void drd_trace_store_1(Addr addr)
 {
-  Segment* sg;
-
   if (! running_thread_is_recording())
     return;
 
@@ -392,9 +366,7 @@ static VG_REGPARM(1) void drd_trace_store_1(Addr addr)
   {
     drd_trace_mem_access(addr, 1, eStore);
   }
-  sg = running_thread_get_segment();
-  bm_access_store_1(sg->bm, addr);
-  if (bm_store_1_has_conflict_with(thread_get_danger_set(), addr))
+  if (bm_access_store_1_triggers_conflict(addr))
   {
     drd_report_race(addr, 1, eStore);
   }
@@ -402,8 +374,6 @@ static VG_REGPARM(1) void drd_trace_store_1(Addr addr)
 
 static VG_REGPARM(1) void drd_trace_store_2(Addr addr)
 {
-  Segment* sg;
-
   if (! running_thread_is_recording())
     return;
 
@@ -411,9 +381,7 @@ static VG_REGPARM(1) void drd_trace_store_2(Addr addr)
   {
     drd_trace_mem_access(addr, 2, eStore);
   }
-  sg = running_thread_get_segment();
-  bm_access_store_2(sg->bm, addr);
-  if (bm_store_2_has_conflict_with(thread_get_danger_set(), addr))
+  if (bm_access_store_2_triggers_conflict(addr))
   {
     drd_report_race(addr, 2, eStore);
   }
@@ -421,8 +389,6 @@ static VG_REGPARM(1) void drd_trace_store_2(Addr addr)
 
 static VG_REGPARM(1) void drd_trace_store_4(Addr addr)
 {
-  Segment* sg;
-
   if (! running_thread_is_recording())
     return;
 
@@ -430,9 +396,7 @@ static VG_REGPARM(1) void drd_trace_store_4(Addr addr)
   {
     drd_trace_mem_access(addr, 4, eStore);
   }
-  sg = running_thread_get_segment();
-  bm_access_store_4(sg->bm, addr);
-  if (bm_store_4_has_conflict_with(thread_get_danger_set(), addr))
+  if (bm_access_store_4_triggers_conflict(addr))
   {
     drd_report_race(addr, 4, eStore);
   }
@@ -440,8 +404,6 @@ static VG_REGPARM(1) void drd_trace_store_4(Addr addr)
 
 static VG_REGPARM(1) void drd_trace_store_8(Addr addr)
 {
-  Segment* sg;
-
   if (! running_thread_is_recording())
     return;
 
@@ -449,9 +411,7 @@ static VG_REGPARM(1) void drd_trace_store_8(Addr addr)
   {
     drd_trace_mem_access(addr, 8, eStore);
   }
-  sg = running_thread_get_segment();
-  bm_access_store_8(sg->bm, addr);
-  if (bm_store_8_has_conflict_with(thread_get_danger_set(), addr))
+  if (bm_access_store_8_triggers_conflict(addr))
   {
     drd_report_race(addr, 8, eStore);
   }
diff --git a/exp-drd/drd_thread.c b/exp-drd/drd_thread.c
index d96db4f5e6..a26f3ed8d0 100644
--- a/exp-drd/drd_thread.c
+++ b/exp-drd/drd_thread.c
@@ -740,6 +740,66 @@ void thread_combine_vc2(DrdThreadId tid, const VectorClock* const vc)
   s_danger_set_combine_vc_count++;
 }
 
+Bool bm_access_load_1_triggers_conflict(const Addr a1)
+{
+  bm_access_load_1(running_thread_get_segment()->bm, a1);
+  return bm_load_1_has_conflict_with(thread_get_danger_set(), a1);
+}
+
+Bool bm_access_load_2_triggers_conflict(const Addr a1)
+{
+  bm_access_load_2(running_thread_get_segment()->bm, a1);
+  return bm_load_2_has_conflict_with(thread_get_danger_set(), a1);
+}
+
+Bool bm_access_load_4_triggers_conflict(const Addr a1)
+{
+  bm_access_load_4(running_thread_get_segment()->bm, a1);
+  return bm_load_4_has_conflict_with(thread_get_danger_set(), a1);
+}
+
+Bool bm_access_load_8_triggers_conflict(const Addr a1)
+{
+  bm_access_load_8(running_thread_get_segment()->bm, a1);
+  return bm_load_8_has_conflict_with(thread_get_danger_set(), a1);
+}
+
+Bool bm_access_load_triggers_conflict(const Addr a1, const Addr a2)
+{
+  bm_access_range_load(running_thread_get_segment()->bm, a1, a2);
+  return bm_load_has_conflict_with(thread_get_danger_set(), a1, a2);
+}
+
+Bool bm_access_store_1_triggers_conflict(const Addr a1)
+{
+  bm_access_store_1(running_thread_get_segment()->bm, a1);
+  return bm_store_1_has_conflict_with(thread_get_danger_set(), a1);
+}
+
+Bool bm_access_store_2_triggers_conflict(const Addr a1)
+{
+  bm_access_store_2(running_thread_get_segment()->bm, a1);
+  return bm_store_2_has_conflict_with(thread_get_danger_set(), a1);
+}
+
+Bool bm_access_store_4_triggers_conflict(const Addr a1)
+{
+  bm_access_store_4(running_thread_get_segment()->bm, a1);
+  return bm_store_4_has_conflict_with(thread_get_danger_set(), a1);
+}
+
+Bool bm_access_store_8_triggers_conflict(const Addr a1)
+{
+  bm_access_store_8(running_thread_get_segment()->bm, a1);
+  return bm_store_8_has_conflict_with(thread_get_danger_set(), a1);
+}
+
+Bool bm_access_store_triggers_conflict(const Addr a1, const Addr a2)
+{
+  bm_access_range_store(running_thread_get_segment()->bm, a1, a2);
+  return bm_store_has_conflict_with(thread_get_danger_set(), a1, a2);
+}
+
 /** Call this function whenever a thread is no longer using the memory
  *  [ a1, a2 [, e.g. because of a call to free() or a stack pointer
  *  increase.
diff --git a/exp-drd/drd_thread.h b/exp-drd/drd_thread.h
index 914edeb01f..7a0bd25002 100644
--- a/exp-drd/drd_thread.h
+++ b/exp-drd/drd_thread.h
@@ -122,6 +122,18 @@ VectorClock* thread_get_vc(const DrdThreadId tid);
 void thread_get_latest_segment(Segment** sg, const DrdThreadId tid);
 void thread_combine_vc(const DrdThreadId joiner, const DrdThreadId joinee);
 void thread_combine_vc2(const DrdThreadId tid, const VectorClock* const vc);
+
+Bool bm_access_load_1_triggers_conflict(const Addr a1);
+Bool bm_access_load_2_triggers_conflict(const Addr a1);
+Bool bm_access_load_4_triggers_conflict(const Addr a1);
+Bool bm_access_load_8_triggers_conflict(const Addr a1);
+Bool bm_access_load_triggers_conflict(const Addr a1, const Addr a2);
+Bool bm_access_store_1_triggers_conflict(const Addr a1);
+Bool bm_access_store_2_triggers_conflict(const Addr a1);
+Bool bm_access_store_4_triggers_conflict(const Addr a1);
+Bool bm_access_store_8_triggers_conflict(const Addr a1);
+Bool bm_access_store_triggers_conflict(const Addr a1, const Addr a2);
+
 void thread_stop_using_mem(const Addr a1, const Addr a2);
 void thread_start_recording(const DrdThreadId tid);
 void thread_stop_recording(const DrdThreadId tid);