Experimental parser: merge to r19637

src/globals.h

Index: src/globals.h
diff --git a/src/globals.h b/src/globals.h
index 2f526a83bbebbb2386b488b2bb3eb134186bcd2e..ac5b71067baba5d3913ae9a8cd35a57db571f849 100644
--- a/src/globals.h
+++ b/src/globals.h
@@ -38,7 +38,7 @@
 #if V8_CC_GNU && V8_GNUC_PREREQ(2, 96, 0) && !V8_GNUC_PREREQ(4, 1, 0)
 # include <limits>  // NOLINT
 # define V8_INFINITY std::numeric_limits<double>::infinity()
-#elif V8_CC_MSVC
+#elif V8_LIBC_MSVCRT
 # define V8_INFINITY HUGE_VAL
 #else
 # define V8_INFINITY INFINITY
@@ -71,6 +71,10 @@ namespace internal {
 #define V8_HOST_ARCH_IA32 1
 #define V8_HOST_ARCH_32_BIT 1
 #define V8_HOST_CAN_READ_UNALIGNED 1
+#elif defined(__AARCH64EL__)
+#define V8_HOST_ARCH_A64 1
+#define V8_HOST_ARCH_64_BIT 1
+#define V8_HOST_CAN_READ_UNALIGNED 1
 #elif defined(__ARMEL__)
 #define V8_HOST_ARCH_ARM 1
 #define V8_HOST_ARCH_32_BIT 1
@@ -78,7 +82,7 @@ namespace internal {
 #define V8_HOST_ARCH_MIPS 1
 #define V8_HOST_ARCH_32_BIT 1
 #else
-#error Host architecture was not detected as supported by v8
+#error "Host architecture was not detected as supported by v8"
 #endif
 
 #if defined(__ARM_ARCH_7A__) || \
@@ -95,11 +99,13 @@ namespace internal {
 // in the same way as the host architecture, that is, target the native
 // environment as presented by the compiler.
 #if !V8_TARGET_ARCH_X64 && !V8_TARGET_ARCH_IA32 && \
-    !V8_TARGET_ARCH_ARM && !V8_TARGET_ARCH_MIPS
+    !V8_TARGET_ARCH_ARM && !V8_TARGET_ARCH_A64 && !V8_TARGET_ARCH_MIPS
 #if defined(_M_X64) || defined(__x86_64__)
 #define V8_TARGET_ARCH_X64 1
 #elif defined(_M_IX86) || defined(__i386__)
 #define V8_TARGET_ARCH_IA32 1
+#elif defined(__AARCH64EL__)
+#define V8_TARGET_ARCH_A64 1
 #elif defined(__ARMEL__)
 #define V8_TARGET_ARCH_ARM 1
 #elif defined(__MIPSEL__)
@@ -119,6 +125,9 @@ namespace internal {
 #if (V8_TARGET_ARCH_ARM && !(V8_HOST_ARCH_IA32 || V8_HOST_ARCH_ARM))
 #error Target architecture arm is only supported on arm and ia32 host
 #endif
+#if (V8_TARGET_ARCH_A64 && !(V8_HOST_ARCH_X64 || V8_HOST_ARCH_A64))
+#error Target architecture a64 is only supported on a64 and x64 host
+#endif
 #if (V8_TARGET_ARCH_MIPS && !(V8_HOST_ARCH_IA32 || V8_HOST_ARCH_MIPS))
 #error Target architecture mips is only supported on mips and ia32 host
 #endif
@@ -127,6 +136,9 @@ namespace internal {
 // Setting USE_SIMULATOR explicitly from the build script will force
 // the use of a simulated environment.
 #if !defined(USE_SIMULATOR)
+#if (V8_TARGET_ARCH_A64 && !V8_HOST_ARCH_A64)
+#define USE_SIMULATOR 1
+#endif
 #if (V8_TARGET_ARCH_ARM && !V8_HOST_ARCH_ARM)
 #define USE_SIMULATOR 1
 #endif
@@ -142,6 +154,8 @@ namespace internal {
 #define V8_TARGET_LITTLE_ENDIAN 1
 #elif V8_TARGET_ARCH_ARM
 #define V8_TARGET_LITTLE_ENDIAN 1
+#elif V8_TARGET_ARCH_A64
+#define V8_TARGET_LITTLE_ENDIAN 1
 #elif V8_TARGET_ARCH_MIPS
 #define V8_TARGET_LITTLE_ENDIAN 1
 #else
@@ -376,6 +390,12 @@ F FUNCTION_CAST(Address addr) {
 #define DISABLE_ASAN
 #endif
 
+#if V8_CC_GNU
+#define V8_IMMEDIATE_CRASH() __builtin_trap()
+#else
+#define V8_IMMEDIATE_CRASH() ((void(*)())0)()
+#endif
+
 
 // -----------------------------------------------------------------------------
 // Forward declarations for frequently used classes