Atomic ops: put the CPU features struct in v8::internal.

Review URL: http://codereview.chromium.org/6880238

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@7695 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

src/atomicops_internals_x86_gcc.cc

@@ -57,6 +57,9 @@
 
 #if defined(cpuid)        // initialize the struct only on x86
 
+namespace v8 {
+namespace internal {
+
 // Set the flags so that code will run correctly and conservatively, so even
 // if we haven't been initialized yet, we're probably single threaded, and our
 // default values should hopefully be pretty safe.
@@ -65,8 +68,14 @@ struct AtomicOps_x86CPUFeatureStruct AtomicOps_Internalx86CPUFeatures = {
   false,          // no SSE2
 };
 
+} }  // namespace v8::internal
+
+namespace {
+
 // Initialize the AtomicOps_Internalx86CPUFeatures struct.
-static void AtomicOps_Internalx86CPUFeaturesInit() {
+void AtomicOps_Internalx86CPUFeaturesInit() {
+  using v8::internal::AtomicOps_Internalx86CPUFeatures;
+
   uint32_t eax;
   uint32_t ebx;
   uint32_t ecx;
@@ -107,8 +116,6 @@ static void AtomicOps_Internalx86CPUFeaturesInit() {
   AtomicOps_Internalx86CPUFeatures.has_sse2 = ((edx >> 26) & 1);
 }
 
-namespace {
-
 class AtomicOpsx86Initializer {
  public:
   AtomicOpsx86Initializer() {

src/atomicops_internals_x86_gcc.h

@@ -30,6 +30,9 @@
 #ifndef V8_ATOMICOPS_INTERNALS_X86_GCC_H_
 #define V8_ATOMICOPS_INTERNALS_X86_GCC_H_
 
+namespace v8 {
+namespace internal {
+
 // This struct is not part of the public API of this module; clients may not
 // use it.
 // Features of this x86.  Values may not be correct before main() is run,
@@ -43,9 +46,6 @@ extern struct AtomicOps_x86CPUFeatureStruct AtomicOps_Internalx86CPUFeatures;
 
 #define ATOMICOPS_COMPILER_BARRIER() __asm__ __volatile__("" : : : "memory")
 
-namespace v8 {
-namespace internal {
-
 // 32-bit low-level operations on any platform.
 
 inline Atomic32 NoBarrier_CompareAndSwap(volatile Atomic32* ptr,