Do not eagerly update allow_osr_at_loop_nesting_level.

src/globals.h

Index: src/globals.h
diff --git a/src/globals.h b/src/globals.h
index 595ecc37cfea7645dce1508889e1f5afad5f2456..bb2b6b419ba1defe49bc6685e62683659eea4c61 100644
--- a/src/globals.h
+++ b/src/globals.h
@@ -146,12 +146,14 @@ const int kDoubleSizeLog2 = 3;
 
 #if V8_HOST_ARCH_64_BIT
 const int kPointerSizeLog2 = 3;
+const int kIntSizeLog2 = 3;

[Jakob Kummerow, 2014/06/23 15:29:23]

are you sure about this? I can haz STATIC_ASSERT(kIntSize == (1 <<
kIntSizeLog2))?

 const intptr_t kIntptrSignBit = V8_INT64_C(0x8000000000000000);
 const uintptr_t kUintptrAllBitsSet = V8_UINT64_C(0xFFFFFFFFFFFFFFFF);
 const bool kRequiresCodeRange = true;
 const size_t kMaximalCodeRangeSize = 512 * MB;
 #else
 const int kPointerSizeLog2 = 2;
+const int kIntSizeLog2 = 2;
 const intptr_t kIntptrSignBit = 0x80000000;
 const uintptr_t kUintptrAllBitsSet = 0xFFFFFFFFu;
 const bool kRequiresCodeRange = false;