Remove static initializers in v8.

src/lithium-allocator.cc

Index: src/lithium-allocator.cc
diff --git a/src/lithium-allocator.cc b/src/lithium-allocator.cc
index 2cab9a7665bf125d7477e6aac5ca0f7e364546ef..03636b37755dc4bb9e22acb96f7b8cd61538d211 100644
--- a/src/lithium-allocator.cc
+++ b/src/lithium-allocator.cc
@@ -29,6 +29,7 @@
 #include "lithium-allocator-inl.h"
 
 #include "hydrogen.h"
+#include "once.h"
 #include "string-stream.h"
 
 #if V8_TARGET_ARCH_IA32
@@ -46,19 +47,14 @@
 namespace v8 {
 namespace internal {
 
-
 #define DEFINE_OPERAND_CACHE(name, type)                      \
-  name name::cache[name::kNumCachedOperands];                 \
+  name* name::cache = NULL;                                   \
+  OnceType name::init_cache_once_ = V8_ONCE_INIT;             \
   void name::SetUpCache() {                                   \
-    for (int i = 0; i < kNumCachedOperands; i++) {            \
-      cache[i].ConvertTo(type, i);                            \
-    }                                                         \
-  }                                                           \
-  static bool name##_initialize() {                           \
-    name::SetUpCache();                                       \
-    return true;                                              \
+    CallOnce(&init_cache_once_,                               \
+        &InitCache<name, kNumCachedOperands, type>,           \
+        &name::cache);                                        \

[fschneider, 2012/02/28 16:54:48]

I'd move this initialization to lithium.cc since it rather belongs to where
LOperand is defined.

[Philippe, 2012/02/29 10:24:45]

Done.

   }                                                           \
-  static bool name##_cache_initialized = name##_initialize();
 
 DEFINE_OPERAND_CACHE(LConstantOperand, CONSTANT_OPERAND)
 DEFINE_OPERAND_CACHE(LStackSlot,       STACK_SLOT)