Fix definition of V8_*_C() macros.

Make V8_INT64_C() and V8_UINT64_C() available in 32-bit mode as well,
so we can write readable constants (base 10) instead of having to
obfuscate them using V8_2PART_UINT64_C().

R=svenpanne@chromium.org

Review URL: https://codereview.chromium.org/23557002

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16366 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

include/v8config.h

@@ -93,6 +93,8 @@
 //  V8_CC_GNU     - GNU C++
 //  V8_CC_INTEL   - Intel C++
 //  V8_CC_MINGW   - Minimalist GNU for Windows
+//  V8_CC_MINGW32 - Minimalist GNU for Windows (mingw32)
+//  V8_CC_MINGW64 - Minimalist GNU for Windows (mingw-w64)
 //  V8_CC_MSVC    - Microsoft Visual C/C++
 //
 // C++11 feature detection
@@ -166,7 +168,9 @@
 # define V8_CC_GNU 1
 // Intel C++ also masquerades as GCC 3.2.0
 # define V8_CC_INTEL (defined(__INTEL_COMPILER))
-# define V8_CC_MINGW (defined(__MINGW32__))
+# define V8_CC_MINGW32 (defined(__MINGW32__))
+# define V8_CC_MINGW64 (defined(__MINGW64__))
+# define V8_CC_MINGW (V8_CC_MINGW32 || V8_CC_MINGW64)
 
 # define V8_HAS___ALIGNOF__ (V8_GNUC_PREREQ(4, 3, 0))
 

src/globals.h

@@ -171,27 +171,32 @@ typedef byte* Address;
 // Define our own macros for writing 64-bit constants.  This is less fragile
 // than defining __STDC_CONSTANT_MACROS before including <stdint.h>, and it
 // works on compilers that don't have it (like MSVC).
-#if V8_HOST_ARCH_64_BIT
-#if defined(_MSC_VER)
-#define V8_UINT64_C(x)  (x ## UI64)
-#define V8_INT64_C(x)   (x ## I64)
-#define V8_INTPTR_C(x)  (x ## I64)
-#define V8_PTR_PREFIX "ll"
-#elif defined(__MINGW64__)
-#define V8_UINT64_C(x)  (x ## ULL)
-#define V8_INT64_C(x)   (x ## LL)
-#define V8_INTPTR_C(x)  (x ## LL)
-#define V8_PTR_PREFIX "I64"
+#if V8_CC_MSVC
+# define V8_UINT64_C(x)   (x ## UI64)
+# define V8_INT64_C(x)    (x ## I64)
+# if V8_HOST_ARCH_64_BIT
+#  define V8_INTPTR_C(x)  (x ## I64)
+#  define V8_PTR_PREFIX   "ll"
+# else
+#  define V8_INTPTR_C(x)  (x)
+#  define V8_PTR_PREFIX   ""
+# endif  // V8_HOST_ARCH_64_BIT
+#elif V8_CC_MINGW64
+# define V8_UINT64_C(x)   (x ## ULL)
+# define V8_INT64_C(x)    (x ## LL)
+# define V8_INTPTR_C(x)   (x ## LL)
+# define V8_PTR_PREFIX    "I64"
+#elif V8_HOST_ARCH_64_BIT
+# define V8_UINT64_C(x)   (x ## UL)
+# define V8_INT64_C(x)    (x ## L)
+# define V8_INTPTR_C(x)   (x ## L)
+# define V8_PTR_PREFIX    "l"
 #else
-#define V8_UINT64_C(x)  (x ## UL)
-#define V8_INT64_C(x)   (x ## L)
-#define V8_INTPTR_C(x)  (x ## L)
-#define V8_PTR_PREFIX "l"
+# define V8_UINT64_C(x)   (x ## ULL)
+# define V8_INT64_C(x)    (x ## LL)
+# define V8_INTPTR_C(x)   (x)
+# define V8_PTR_PREFIX    ""
 #endif
-#else  // V8_HOST_ARCH_64_BIT
-#define V8_INTPTR_C(x)  (x)
-#define V8_PTR_PREFIX ""
-#endif  // V8_HOST_ARCH_64_BIT
 
 // The following macro works on both 32 and 64-bit platforms.
 // Usage: instead of writing 0x1234567890123456