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-rw-r--r--Source/JavaScriptCore/jit/ExecutableAllocator.h2
-rw-r--r--Source/WTF/wtf/Platform.h12
2 files changed, 12 insertions, 2 deletions
diff --git a/Source/JavaScriptCore/jit/ExecutableAllocator.h b/Source/JavaScriptCore/jit/ExecutableAllocator.h
index fe63ddf7a..0ec4668fd 100644
--- a/Source/JavaScriptCore/jit/ExecutableAllocator.h
+++ b/Source/JavaScriptCore/jit/ExecutableAllocator.h
@@ -104,7 +104,7 @@ class DemandExecutableAllocator;
#if ENABLE(EXECUTABLE_ALLOCATOR_FIXED)
#if CPU(ARM)
static const size_t fixedExecutableMemoryPoolSize = 16 * 1024 * 1024;
-#elif CPU(X86_64)
+#elif CPU(X86_64) && !CPU(X32)
static const size_t fixedExecutableMemoryPoolSize = 1024 * 1024 * 1024;
#else
static const size_t fixedExecutableMemoryPoolSize = 32 * 1024 * 1024;
diff --git a/Source/WTF/wtf/Platform.h b/Source/WTF/wtf/Platform.h
index cf80b762c..4594ec854 100644
--- a/Source/WTF/wtf/Platform.h
+++ b/Source/WTF/wtf/Platform.h
@@ -172,6 +172,11 @@
#if defined(__x86_64__) \
|| defined(_M_X64)
#define WTF_CPU_X86_64 1
+
+#if defined(__ILP32__)
+#define WTF_CPU_X32 1
+#endif
+
#endif
/* CPU(ARM) - ARM, any version*/
@@ -735,7 +740,7 @@
#endif
#if !defined(WTF_USE_JSVALUE64) && !defined(WTF_USE_JSVALUE32_64)
-#if (CPU(X86_64) && (OS(UNIX) || OS(WINDOWS))) \
+#if (CPU(X86_64) && (OS(UNIX) || OS(WINDOWS)) && !CPU(X32)) \
|| (CPU(IA64) && !CPU(IA64_32)) \
|| CPU(ALPHA) \
|| CPU(SPARC64) \
@@ -754,6 +759,11 @@
#define ENABLE_JIT 0
#endif
+/* Disable JIT on x32 */
+#if CPU(X32)
+#define ENABLE_JIT 0
+#endif
+
#if !defined(ENABLE_JIT) && CPU(SH4) && PLATFORM(QT)
#define ENABLE_JIT 1
#endif