Description: add loongarch64 support
Author: Ding Song <songding@loongson.cn>
Forwarded: not-needed
 Relevant change in upstream webkit, which diverged from our fork:
 https://github.com/WebKit/WebKit/commit/647e67b23883960f
Last-Update: 2024-02-25

--- a/src/3rdparty/javascriptcore/JavaScriptCore/wtf/Platform.h
+++ b/src/3rdparty/javascriptcore/JavaScriptCore/wtf/Platform.h
@@ -387,6 +387,11 @@
 
 #endif /* ARM */
 
+/* CPU(LOONGARCH64) - LOONGARCH64 */
+#if defined(__loongarch64)
+#define WTF_CPU_LOONGARCH64 1
+#endif
+
 #if (defined(mips) || defined(__mips__) || defined(MIPS) || defined(_MIPS_))
 #define WTF_CPU_MIPS 1
 #include <sgidefs.h>
@@ -970,7 +975,7 @@
 #endif
 
 #if !defined(WTF_USE_JSVALUE64) && !defined(WTF_USE_JSVALUE32) && !defined(WTF_USE_JSVALUE32_64)
-#if (CPU(X86_64) && !CPU(X32) && (OS(UNIX) || OS(WINDOWS) || OS(SOLARIS) || OS(HPUX))) || (CPU(IA64) && !CPU(IA64_32)) || CPU(ALPHA) || CPU(AIX64) || CPU(SPARC64) || CPU(MIPS64) || CPU(AARCH64) || CPU(RISCV64) || CPU(S390X)
+#if (CPU(X86_64) && !CPU(X32) && (OS(UNIX) || OS(WINDOWS) || OS(SOLARIS) || OS(HPUX))) || (CPU(IA64) && !CPU(IA64_32)) || CPU(ALPHA) || CPU(AIX64) || CPU(SPARC64) || CPU(MIPS64) || CPU(AARCH64) || CPU(RISCV64) || CPU(S390X) || CPU(LOONGARCH64)
 #define WTF_USE_JSVALUE64 1
 #elif CPU(ARM) || CPU(PPC64) || CPU(RISCV32)
 #define WTF_USE_JSVALUE32 1