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Unified Diff: src/assembler.cc

Issue 21087012: Simplify implementation of Mutex. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Fix unit test. Created 7 years, 5 months ago
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Index: src/assembler.cc
diff --git a/src/assembler.cc b/src/assembler.cc
index ae8a0b58ba87939a2adf6eb2298826082843cb27..ab957be9f9efa0a9d3af3454f5ab01d1f19dfd4c 100644
--- a/src/assembler.cc
+++ b/src/assembler.cc
@@ -891,7 +891,7 @@ void ExternalReference::SetUp() {
double_constants.the_hole_nan = BitCast<double>(kHoleNanInt64);
double_constants.negative_infinity = -V8_INFINITY;
- math_exp_data_mutex = OS::CreateMutex();
+ math_exp_data_mutex = new Mutex;
}
@@ -899,7 +899,7 @@ void ExternalReference::InitializeMathExpData() {
// Early return?
if (math_exp_data_initialized) return;
- math_exp_data_mutex->Lock();
+ ScopedLock with(math_exp_data_mutex);
if (!math_exp_data_initialized) {
// If this is changed, generated code must be adapted too.
const int kTableSizeBits = 11;
@@ -935,7 +935,6 @@ void ExternalReference::InitializeMathExpData() {
math_exp_data_initialized = true;
}
- math_exp_data_mutex->Unlock();
}
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